1 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
3 * genrecog.c (add_to_sequence): Move allow_const_int test outside
4 known predicate block; default allow_const_int true.
6 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
8 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
10 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
12 * gcse.c (gcse_main): Avoid global optimizations if we have a
13 large number of basic blocks and the ratio of edges to blocks
15 (delete_null_pointer_checks): Likewise.
17 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
19 * c-common.c (check_format_info): Warn if format string isn't a
22 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
24 * configure.in (arm*-*-*): Don't let autoconf remove brackets
25 * configure: regenerate
27 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
29 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
30 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
31 (peepholes): Re-enable.
33 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
35 * Makefile.in (flow.o): Depend on TREE_H.
36 * basic-block.h (REG_SET_EQUAL_P): New.
39 (free_regset_vector): Remove declaration.
40 (flow_delete_insn_chain): Declare.
41 (enum update_life_extent): New.
42 (update_life_info, count_or_remove_death_notes): Declare.
43 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
44 Verify register live at bb->global_live_at_start before adding USE.
45 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
49 (find_basic_blocks_1): Use alloc_EXPR_LIST.
50 (clear_edges): Zero n_edges.
51 (make_edge): Increment n_edges.
52 (split_edge): Don't allocate bb->local_set. Increment n_edges.
53 (flow_delete_insn_chain): Export.
54 (delete_block): Decrement n_edges.
55 (merge_blocks_nomove): Likewise.
56 (life_analysis): Give life_analysis_1 PROP flags.
57 (verify_wide_reg_1, verify_wide_reg): New.
58 (verify_local_live_at_start): New.
59 (update_life_info): Rewrite to call into propogate_block.
61 (mark_regs_live_at_end): After reload, if epilogue as rtl,
62 always mark stack pointer. Conditionally mark PIC register.
63 After reload, mark call-saved registers, return regsiters.
64 (life_analysis_1): Accept PROP flags not remove_dead_code.
65 Call mark_regs_live_at_end before zeroing regs_ever_live.
66 Use calculate_global_regs_live. Copy global_live_at_end before
67 calling final propagate_block. Zero reg_next_use on exit.
68 (calculate_global_regs_live): New.
69 (allocate_bb_life_data): Don't allocate bb->local_set.
70 (init_regset_vector, free_regset_vector): Remove.
71 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
72 Test flags before every operation. Warn if prologue/epilogue insn
73 would have been deleted.
74 (mark_set_regs, mark_set_1): Accept and use FLAGS.
76 (mark_used_regs): Accept and use FLAGS, not FINAL.
77 Remove special handling for RETURN.
78 (try_pre_increment): Use alloc_EXPR_LIST.
79 (dump_flow_info): Dump n_edges.
80 (unlink_insn_chain, split_hard_reg_notes): Remove.
81 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
82 (find_insn_with_note, new_insn_dead_notes): Remove.
83 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
84 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
85 (replace_insns): Remove.
86 (count_or_remove_death_notes): New.
87 (verify_flow_info): Abort on error after all checks.
88 (remove_edge): Decrement n_edges.
89 (remove_fake_edges): Tweek format.
90 * haifa-sched.c (schedule_insns): Use split_all_insns.
91 * output.h (update_life_info): Remove declaration.
92 * recog.c (split_all_insns): From the corpse of split_block_insns,
93 do the whole function block by block. Use update_life_info.
94 (recog_last_allowed_insn): New.
95 (recog_next_insn): Mind it.
96 (peephole2_optimize): Set it. Walk backwards through blocks.
98 * rtl.h (update_flow_info, replace_insns): Remove declarations.
99 (split_all_insns): Declare.
100 * toplev.c (rest_of_compilation): Thread prologue before flow2.
103 * i386.md (or -1 peep2s): Disable.
105 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
107 * config/mips/mips.md (movstrsi+[123]) : Combine these into
108 a single pattern. Scrap the 'd' versions as unnecessary.
110 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
111 tablejump_mips162,tablejump_internal4): The operands to a
112 label_ref must be VOIDmode.
114 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
116 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
118 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
120 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
122 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
124 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
125 cache every function if ggc_p.
127 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
129 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
130 instead of copy_rtx. Accept sequences that contain asm statements.
131 * emit_rtl.c (copy_insn_1, copy_insn): New functions.
132 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
133 orig_asm_operands_vector, copy_asm_operands_vector,
134 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
136 * rtl.h (copy_insn, copy_insn_1): Declare.
138 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
140 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
142 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
143 arguments to `current_file_function_operand'.
145 * genrecog.c: Include hard-reg-set.h and resource.h in the
146 generated output file.
148 * real.c: Include tm_p.h.
150 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
152 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
155 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
157 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
158 before the fctiwz insn.
160 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
161 Mark Mitchell <mark@codesourcery.com>
163 * tree.c (make_lang_type_fn): New funtion pointer.
164 (make_lang_type): Call it.
165 * tree.h (make_lang_type): Declare.
166 (make_lang_type_fn): Likewise.
167 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
169 Thu Oct 7 00:36:17 MDT 1999 Diego Novillo <dnovillo@cygnus.com>
171 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
172 make sure that HIGH instructions are copied into BASE_REGS.
174 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
176 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
178 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
180 * c-decl.c (finish_struct): Use simpler method of
181 removing elements of a singly-linked list.
183 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
185 * alpha.md (peephole2's): Comment out peephole2's that generate
188 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
190 * genrecog.c (add_to_sequence): Disable mode check for
193 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
195 * ggc-simple.c (init_ggc): Set empty_string.
197 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
199 * configure.in: Detect mmap. Add --with-gc=foo to select
200 garbage collector; default to page if mmap available.
201 * Makefile.in (GGC): Substitute.
203 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
205 * c-decl.c (ggc_p): Enable.
207 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
209 * flow.c (verify_flow_info): Make it extern & unconditionally define.
211 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
213 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
214 string for little-endian-data.
216 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
218 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
219 case somebody tries to compile --enable-checking code with gcc
222 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
224 * genrecog.c (add_to_sequence): Verify operand to label_ref is
227 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
229 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
230 * jump.c (jump_optimize_1): Document why.
232 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
234 * collect2.c (scan_prog_file, scan_libraries): Prototype function
235 pointers and casts for `int_handler' and `quit_handler'.
237 * flow.c (verify_flow_info, split_hard_reg_notes,
238 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
239 remove_edge, remove_fake_successors): Add static prototypes.
240 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
241 (mark_set_1): Initialize variable `regno'.
242 (unlink_insn_chain): Likewise for variable `curr'.
243 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
245 * loop.c (strength_reduce): Initialize variable
246 `unrolled_insn_copies'.
247 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
248 prototypes. Change these functions to take const PTR parameters
249 to avoid prototype conflict when used as the comparson argument
251 (check_dbra_loop): Initialize variable `comparison_val'.
253 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
254 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
255 (find_valid_class): Initialize variable `best_class'.
256 (find_reloads): Call memcpy, not bcopy.
258 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
259 (hard_reg_use_compare): Don't needlessly cast away const.
260 (reload_reg_class_lower): Likewise.
261 (choose_reload_regs): Initialize variable `regno'.
263 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
265 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
267 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
269 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
270 ({,d}discard): Add forward declarations. Declare parameter as
272 (main_without_main): Explicitly declare return type to be int.
273 (memcpy): Properly declare.
275 * libgcc2.c (toplevel): If inhibit_libc is defined and not
276 building the trampoline support, declare malloc, free, and
278 (__clear_cache): Mark arguments as potentially unused.
280 * frame.c (toplevel): If inhibit_libc is defined, declare
283 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
285 * flow.c (make_edge): Accept an optional 2D bitmap in which
286 to cache edge existence. Update all callers.
287 (make_label_edge, make_eh_edge): Pass through the edge cache.
288 (make_edges): Provide the cache.
290 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
292 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
294 (local_mbtowc): Change the type of variable `i' from int to size_t.
296 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
297 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
299 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
301 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
302 after other includes that define the appropriate types. Include
303 tm_p.h for getting user prototypes.
304 * ggc-callbacks.c (toplevel): Ditto.
305 * ggc-none.c (toplevel): Ditto.
306 * gcc-page.c (toplevel): Ditto.
307 * ggc-simple.c (toplevel): Ditto.
309 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
310 Jonathan Larmour <jlarmour@cygnus.co.uk>
312 * config/mips/mips.c (mips_move_2words): Split doubles if
313 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
315 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
317 * genrecog.c (struct decision_test): New.
318 (struct decision): Remove test-related members, sort the rest by size.
319 (IS_SPLIT): Simplify.
320 (new_decision, new_decision_test): New.
321 (add_to_sequence): Use them. No special handling for args of
323 (maybe_both_true): Renamed from not_both_true; return sense changed.
324 (maybe_both_true_1, maybe_both_true_2): New. Broken out
325 of maybe_both_true and adjusted for decision_test.
326 (position_merit): Remove.
327 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
328 (merge_accept_insn): New, broken out of merge_trees.
329 (merge_trees): Use them. No special case for c_test; no node
330 splitting; use test type instead of position_merit.
332 (simplify_tests): New.
333 (break_out_subroutines): Don't write code now.
334 (find_afterward): New.
335 (write_afterward, write_switch, write_cond): New.
336 (write_action, is_unconditional): New.
337 (write_node): New. Use them.
338 (write_tree_1): Rewrite. Use the new functions above.
339 (write_tree): Remove afterward processing.
340 (write_subroutine): Simplify function variant emission.
341 (write_subroutines): New.
342 (same_codes, clear_codes): Remove.
343 (same_modes, clear_modes): Remove.
344 (write_header): New, broken out of main.
345 (make_insn_sequence): Use new_decision and new_decision_test.
346 (process_tree): New, broken out of main.
347 (main): Adjust for merge_trees interface change.
348 Don't #define operands in the output file.
349 (record_insn_name): New, broken out of make_insn_sequence.
350 (debug_decision_2, debug_decision_1, debug_decision_0): New.
351 (debug_decision): New.
353 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
355 * resource.c (find_free_register): Mark class_str argument const.
356 * resource.h: Update prototype to match.
358 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
359 * i386.md: Give all anonymous insns names.
361 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
363 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
366 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
368 * toplev.c (dbr_sched_time): Unconditional.
369 (peephole2_time): New.
370 (compile_file): Add pass numbers to all of the dump file suffixes.
371 Dump peephole2_time. Don't dump times for non-applicable passes.
372 (rest_of_compilation): Add pass numbers to dump file suffixes.
373 Conditionalize calls to the scheduler.
374 * invoke.texi: Update.
376 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
378 * flow.c (make_edges): Fix insn iteration.
379 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
380 (find_basic_blocks_1): Fix spelling mistake.
382 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
384 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
385 always have side-effects. Use memset not bzero.
386 (make_node): Likewise.
388 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
390 * stmt.c (expand_anon_union_decl): When any of the elements of the
391 union is addressable, so is the entire union.
393 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
395 * sbitmap.c (sbitmap_ones): Don't set too many bits.
397 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
398 * bitmap.c (bitmap_operation): Return true iff TO changed.
399 (bitmap_equal_p): New.
400 (bitmap_bit_p): Tidy arithmetic.
401 (debug_bitmap_file): Likewise.
403 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
405 * toplev.c (rest_of_compilation): Turn on cse_not_expected
406 before cse2 instead of after.
408 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
410 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
413 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
415 * cppinit.c (is_idchar initializer): Loosen tests to accept
418 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
420 * mips.md: Define conditional move patterns for floating point
421 operands and DI mode conditions.
423 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
425 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
426 always have side-effects.
428 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
430 * mn10200.c (asm_file_start): Fix typo.
432 * cppinit.c (is_idchar initializer): Tighten tests for when
433 to put the table into initialized memory.
435 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
436 not an array of rtunion.
437 * gcc-page.c (ggc_alloc_rtvec): Similarly.
438 * gcc-simple (ggc_free_rtvec): Similarly.
440 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
443 * mbchar.h: Add missing #endif.
445 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
446 (FPBIT, DPBIT): Define.
448 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
450 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
452 * profile.c (instrument_arcs, output_gcov_string,
453 tablejump_entry_p): Add static prototypes.
454 (output_gcov_string): Constify a char*.
456 * regmove.c (replacement_quality, fixup_match_2): Add static
459 * resource.h (reg_dead_p): Add extern prototype.
461 * rtl.c (trim_filename): Add static prototype.
463 * scan-decls.c (skip_to_closing_brace): Likewise.
465 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
466 (expand_end_case): Initialize variable `range'.
467 (emit_case_nodes): Remove unused prototype `rtx_fn'.
469 * varasm.c (asm_emit_uninitialised): Add static prototype.
470 (asm_emit_uninitialised, assemble_variable): Mark parameter with
473 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
475 * cpplib.c (if_directive_nameo): Add static prototype.
477 * cse.c (cse_insn): Remove unused variable `p'.
479 * except.c (create_rethrow_ref, push_entry,
480 receive_exception_label, new_eh_region_entry, find_func_region,
481 clear_function_eh_region, process_nestinfo): Add static prototypes.
482 (get_reg_for_handler): Hide definition.
483 (process_nestinfo): Initialize variable `extra_handlers'.
485 * expr.h (expand_builtin_longjmp): Add extern prototype.
487 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
489 * function.c (prepare_function_start): Likewise.
490 (pop_function_context_from): Mark parameter `context' with
492 (push_temp_slots_for_block, flush_addressof): Hide definition.
494 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
495 solve_program_flow_graph, calculate_branch_probs,
496 function_summary, main, fancy_abort): Add prototypes.
498 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
499 (add_hash): Constify a char*.
501 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
502 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
503 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
505 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
507 * lists.c (free_list, zap_lists): Likewise.
509 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
511 * alias.c (nonlocal_reference_p): Add static prototype.
513 * bitmap.c (bitmap_element_allocate): Prototype args in function
516 * builtins.c (stabilize_va_list): Add static prototype.
517 (expand_builtin_va_arg): Constify a char*.
519 * c-lex.c (getch, put_back, extend_token_buffer_to,
520 read_line_number, token_getch, token_put_back): Add static
523 * c-parse.gperf (hash, is_reserved_word): Likewise.
525 * cccp.c (is_dir_separator): Likewise.
527 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
529 * graph.h: New file to prototype functions exported by graph.c.
531 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
533 * graph.c: Include graph.h.
535 * toplev.c: Likewise. Remove redundant prototypes.
537 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
539 * invoke.texi: Removed duplicated description for -Q.
541 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
543 * extend.texi: Grammar fix in __extension__ text.
545 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
547 * md.texi (define_peephole2): New section.
549 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
551 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
552 (mov $-1 to or peepholer): Enable for pentium when optimizing for
555 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
557 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
559 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
561 * i386.md (ffs expander): Emit Pentium friendly code for
564 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
566 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
570 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
572 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
574 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
576 * config/m68k/m68k.c (use_return_insn): Return false if the pic
579 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
581 * md.texi (No Constraints): Delete section.
582 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
583 * final.c (final_scan_insn): We always have register constraints.
584 * genattrtab.c: Don't include "insn-config.h".
585 (write_attr_case): We always have register constraints.
586 * genconfig.c (register_constraint_flag): Delete.
587 (walk_insn_part): Don't check whether we have register constraints.
588 (main): Don't write out "#define REGISTER_CONSTRAINTS".
589 * genoutput.c (have_constraints): Delete.
590 (main): Don't set it.
591 (output_operand_data): We always have constraints.
592 (scan_operands): Likewise.
593 (compare_operands): Likewise.
594 * local-alloc.c (block_alloc): We always have constraints.
595 (requires_inout): Always compile this function.
596 * recog.c (extract_insn): We always have constraints.
597 (constrain_operands, reg_fits_class_p): Always compile these
599 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
601 (struct insn_operand_data): Likewise.
602 * regclass.c (regclass): We always have constraints.
603 (record_reg_classes, copy_cost, record_address_regs,
604 auto_inc_dec_reg_p): Always compile these functions.
605 * regmove.c (regmove_optimize): We always have constraints.
606 * reload.c (find_reloads): Likewise.
607 * reload1.c (reload): Likewise.
608 (reload_cse_simplify_operands): Likewise.
609 * i860.c (output_delay_insn): Likewise.
611 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
613 * iris6.h (BUILD_VA_LIST_TYPE): Define.
615 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
617 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
618 for the va_list record.
620 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
622 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
625 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
627 * alias.c: Include insn-flags.h.
628 * Makefile.in (alias.o): Update.
630 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
632 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
633 to LTU and GEU. Handle more cases using sbb.
635 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
637 * i386.md (truncatexfdf splitters): Do not use subreg.
638 (fop XFmode patterns): Fix mode in operand testing.
640 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
642 * jump.c (jump_optimize_1): Amend last change to test only the
643 form of the operand, not the insn.
645 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
646 not register_operand to determine when B may need preloading.
648 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
650 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
651 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
652 (call-value patterns): Move to end of file.
653 (*): Remove mode from label_ref in (pc) context.
654 (movstrqi): Use memory not general_operand for BLKmode operands.
655 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
656 to register_operand operands.
657 (peep2 patterns): Convert from commented-out peephole patterns.
659 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
661 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
662 to BUILT_IN_INIT_DWARF_REG_SIZES.
663 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
664 Renamed from BUILT_IN_DWARF_REG_SIZE; call
665 expand_builtin_init_dwarf_reg_sizes.
666 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
667 with __builtin_init_dwarf_reg_size_table.
668 * dwarf2out.c (struct reg_size_range): Delete.
669 (expand_builtin_init_dwarf_reg_sizes): New function.
670 (expand_builtin_dwarf_reg_size): Delete.
671 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
672 (expand_builtin_dwarf_reg_size): Don't declare.
673 * libgcc2.c (dwarf_reg_size_table_initialized): New.
674 (dwarf_reg_size_table): New.
675 (init_reg_size_table): New function.
676 (copy_reg): Use dwarf_reg_size_table.
677 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
680 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
682 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
683 Correctly build argument list to constructor and destructor functions.
685 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
687 * c-tree.h (warn_float_equal): Declare.
688 * c-decl.c (warn_float_equal): Define.
689 (c_decode_option): Recognize -W[no-]float-equal.
690 * c-typeck.c (build_binary_op): Conditionally warn
691 about equality tests of floating point types.
692 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
693 * invoke.texi: Add docs for -Wfloat-equal warning.
695 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
697 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
698 generating RTL directly.
699 * mips.h (INIT_TARGET_OPTABS): Likewise.
700 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
702 * expr.h (init_mov_optab): Delete declaration
704 * h8300.c (WORD_REG_USED): Update to avoid useless register
705 saves in interrupt functions and functions which never return.
707 * cse.c (struct set): Delete inner_dest_loc field.
708 (cse_insn): Remove assignments to inner_dest_loc field.
710 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
712 * ggc-page.c: Don't include <unistd.h> etc taken care of
713 by "system.h". Include <sys/mman.h> afterward.
715 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
717 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
720 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
722 * xcoffout.c (xcoffout_declare_function): Add documentation.
723 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
724 TARGET_64BIT. Compare constant to -1, not bit pattern.
725 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
726 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
729 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
731 * dwarf2out.c (add_abstract_origin_attribute): Abort if
733 (gen_inlined_enumeration_type_die): Do not abort if the type has
734 not been writeen out.
735 (gen_inlined_structure_type_die): Do not abort if the type has
736 not been writeen out.
737 (gen_inlined_union_type_die): Do not abort if the type has
738 not been writeen out.
739 (gen_tagged_type_instantiation_die): Do not abort if the type
740 has not been written out.
742 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
744 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
746 * reg-stack.c (straighten_stack): Copy hard reg set with
749 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
751 * builtins.c (stabilize_va_list): Stabilize array type va_list
752 to a pointer type, not the base record type.
753 (expand_builtin_va_copy): Dereference the pointers explicitly;
754 use the correct size for the copy.
756 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
757 (rs6000_va_arg): Likewise.
759 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
761 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
763 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
765 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
767 (DECL_BUILT_IN_CLASS): Adjust accordingly.
769 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
771 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
772 (init_ggc): Use it instead of a constant.
773 (ggc_collect): Bound allocated_last_gc by it.
775 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
777 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
780 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
782 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
783 (mips*-*-openbsd*): Let big endian configuration be a fragment.
785 * config/mips/openbsd.h: New, OpenBSD little endian target.
786 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
787 * config/mips/xm-openbsd.h: New, OpenBSD host.
789 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
791 * config/m68k/m68k.c (output_function_prologue,
792 output_function_epilogue): Use
793 current_function_uses_pic_offset_table instead of regs_ever_live
794 to decide whether to save/restore pic register.
795 (legitimize_pic_address): Don't modify regs_ever_live any more.
797 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
799 * function.h (struct function): Add x_dont_save_pending_sizes_p.
800 * stor-layout.c (variable_size): Don't add sizes to the pending
801 sizes list if x_dont_save_pending_sizes_p is set.
803 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
805 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
806 for symbolic_operand().
807 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
809 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
811 * combine.c (gen_rtx_combine): Add missing call to va_end().
813 * final.c (asm_fprintf): Likewise.
815 * genattrtab.c (attr_rtx): Likewise.
817 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
819 * cse.c: Update comments.
820 (cse_insn): When converting a conditional/computed jump into
821 an unconditional jump, always make sure a BARRIER immediately
822 follows the converted jump. Do not delete unreachable code.
823 (cse_basic_block): Do not delete unreachable code.
824 * toplev.c (rest_of_compilation): Move call to
825 delete_trivially_dead_insns after the conditional call to
828 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
830 * collect2.c (make_temp_file): Don't prototype.
832 * gcc.c (make_temp_file): Likewise.
834 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
836 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
838 * varasm.c (asm_emit_uninitialised): New function: Generate
839 the assembler statements necessary to declare an uninitialised
841 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
843 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
844 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
846 (assemble_variable): Use asm_emit_uninitialised to emit an
847 uninitialised variable.
849 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
851 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
852 constant on a 64 bit host. Patch supplied by Geoffrey Keating
855 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
857 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
858 * c-common.h (builtin_function): Don't declare.
860 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
862 (pushdecl): Likewise.
863 (finish_decl): Likewise.
864 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
865 int. All callers changed.
866 Set the builtin's DECL_BUILT_IN_CLASS.
867 * tree.h (enum built_in_class): New.
868 (enum built_in_function): Delete NOT_BUILT_IN.
869 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
871 (DECL_SET_FUNCTION_CODE): Likewise.
872 (DECL_BUILT_IN_CLASS): New macro.
873 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
874 (struct tree_decl): Split builtin function code field into a
876 (builtin_function): Declare.
878 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
880 * optabs.c (init_traps): Fix typo in last change.
882 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
884 * toplev.c (rest_of_decl_compilation): Update comment.
886 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
888 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
889 in .sbss if appropriate.
890 (EXTRA_SECTION_FUNCTIONS): Add sbss.
891 (SBSS_SECTION_ASM_OP): New macro.
892 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
893 (EXTRA_SECTIONS): Add in_sbss.
894 * config/mips/mips.h: Prototype sbss_section.
896 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
898 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
901 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
903 * optabs.c (init_traps): Register trap_rtx as a GC root.
905 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
907 * config/mips/mips.c (function_arg_pass_by_reference): Define
908 unconditionally, since it's called unconditionally.
910 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
912 * toplev.c (documented_lang_options): Add -fshort-wchar.
913 * c-decl.c (c_decode_option): Likewise.
914 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
916 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
917 * gcc.c (default_compilers): If -fshort-wchar,
918 override __WCHAR_TYPE__.
919 * tm.texi (C Dialect Options): Add -fshort-wchar.
921 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
922 symbol for a variable.
924 * cpplib.h (CPP_PREPROCESSED): New macro.
925 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
926 we're seeing this input for a second time.
928 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
930 * emit-rtl.c (init_emit_once): Initialize modes first.
932 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
934 * config/i386/i386.c (pic_label_name): Change to char pointer.
935 (global_offset_table): New variable.
936 (load_pic_register): Fill global_offset_table if it hasn't
937 already been done. Allocate pic_label_name dynamically.
938 * ggc.h (empty_string): New variable.
939 * ggc-simple.c (empty_string): Likewise.
940 (init_ggc): Allocate empty_string and add as root.
941 * stmt.c (digit_strings): New variable.
942 (init_stmt): Add last_block_end_note as root. Allocate and
943 initialize digit_strings.
944 (expand_asm_operands): Use empty_string instead of string
945 constant. Use digit_strings instead of string constants.
946 * profile.c (init_arc_profiler): Allocate string with
947 ggc_alloc_string instead of xmalloc.
948 (output_func_start_profiler): Likewise.
949 * c-typeck.c (digest_init): Check if init is error_mark_node.
951 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
952 Richard Henderson <rth@cygnus.com>
954 * ggc-page.c: New file.
955 * Makefile.in (ggc-page.o): New.
957 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
959 * invoke.texi: Document -fdelete-null-pointer-checks
960 * toplev.c (flag_delete_null_pointer_checks): New.
961 (f_options): Add entry for -fdelete-null-pointer-checks.
962 (rest_of_compilation): Conditionalize null pointer check
963 elimination on flag_delete_null_pointer_checks.
964 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
966 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
968 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
969 copyright notice and special exception to GPL.
971 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
973 * abi64.h (mips_function_value): Add prototype arguments.
975 * mips-protos.h: New file with mips prototypes.
977 * mips.c: Include "tm_p.h".
978 (mktemp, lookup_name): Add prototype arguments.
979 (extern_list, string_constant, mips_fill_delay_slot,
980 mips_output_external, mips_output_external_libcall,
981 mips_output_filename, mips_declare_object, function_prologue,
982 mips_expand_prologue, function_epilogue, mips16_constant,
983 build_mips16_function_stub, mips_output_conditional_branch):
985 (mips_va_start): Remove unused variable `u'.
986 (mips_va_arg): Cast value to unsigned when comparing against one.
988 (save_restore_insns, mips_expand_prologue): Add missing arg in
991 * mips.h: Move prototypes to mips-protos.h.
992 (data_section, memory_address_p, rdata_section,
993 readonly_data_section, simple_epilogue_p, text_section): Delete
994 prototypes delcared elsewhere.
995 (mips_epilogue_delay_slots, print_options): Delete unused decls.
997 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
999 * mips.md: Delete extra args in call to `mips_move_2words'.
1001 * xm-iris6.h (alloca): Add prototype argument.
1003 * genpeep.c: Include "tm_p.h" in generated output file.
1005 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1007 * basic-block.h (find_edge_index): Change parameters.
1008 * flow.c (verify_edge_list): Pass basic_block parameters to
1009 find_edge_index instead of integers.
1011 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
1013 * combine.c (simplify_comparison): Use an unsigned shift to adjust
1016 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
1018 * gcc.1: Fix a formatting error.
1020 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
1022 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
1023 i786, mn10200, mn10300, pdp11, v850.
1025 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
1027 * libgcc2.c (num_digits): Add prototype with
1028 __attribute__((const)).
1029 (__terminate): Add prototype.
1031 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
1033 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
1035 * alpha/alpha.c (print_operand): Fix type of `code'.
1036 (alpha_output_filename): Constify.
1037 * alpha/alpha.h: Move all function declarations ...
1038 * alpha/alpha-protos.h: ... here. New file.
1039 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
1040 (SECTION_FUNCTION_TEMPLATE): Likewise.
1042 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1044 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
1045 * expr.c (expand_expr): Likewise.
1046 (do_jump): Likewise.
1047 (do_store_flag): Pass ccp_store_flag to can_compare_p.
1048 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
1050 (enum can_compare_purpose): New.
1051 (can_compare_p): Adjust prototype.
1052 (prepare_cmp_insn, prepare_operand): Declare.
1053 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
1054 * optabs.c (cmp_available_p): Deleted.
1055 (expand_abs): Pass ccp_jump to can_compare_p.
1056 (can_compare_p): New arg PURPOSE. Check for combined optabs.
1057 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
1058 Call can_compare_p rather than cmp_available_p.
1059 (prepare_operand): No longer static.
1060 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
1061 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
1062 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
1063 sequence to use emit_cmp_and_jump_insns.
1064 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
1066 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
1068 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
1069 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
1070 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
1071 (plus (reg) (const_int 0))
1072 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
1074 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
1076 * rs6000.c (expand_block_move): DImode loads and stores require
1077 word-aligned displacements. Increment address registers with
1078 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
1080 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
1082 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
1083 is no name for the base type, rather than segfault. If we are
1084 writing out a complex integer type, use DW_ATE_lo_user.
1086 * expr.c (emit_move_insn_1): If we are copying a complex that fits
1087 in one word or less (complex char, complex short, or on 64 bit
1088 systems complex float) to/from a hard register, copy it through
1089 memory instead of dying in gen_{real,imag}part. If we have a
1090 short complex type, prevent inlining since it allocates stack
1093 * tree.c (build_complex_type): If we are writing dwarf2 output,
1094 generate a name for complex integer types.
1096 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1098 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
1099 * flow.c (remove_edge): Remove extra whitespace.
1100 (remove_fake_edges): Fix comment.
1101 (add_noreturn_fake_exit_edges): Use the correct name.
1103 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
1105 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
1106 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
1107 (clean): Depend on INTL_CLEAN.
1108 (maintainer-clean): Adjust.
1110 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1112 * configure.in (AC_PREREQ): Bump to 2.13.
1113 (AC_C_STRINGIZE): Call this instead of using a custom macro.
1115 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
1117 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
1119 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
1121 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
1122 (HAVE_STRINGIZE): Define.
1124 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
1126 * c-parse.in: save and restore warn_pointer_arith on __extension__
1127 along with pedantic.
1128 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
1129 Set the type of extension to itype rather than $<itype>1 kludge.
1130 * extend.texi (Alternate Keywords): Adjust documentation.
1131 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
1133 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
1135 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
1136 most assembler templates.
1138 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
1139 FP loads and stores.
1140 (following_call): Always return zero for the PA8000.
1141 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
1142 FP loads and stores.
1143 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
1145 * pa.h (BRANCH_COST): Define.
1147 * pa.md (return, return_internal): Use bve for PA2.0.
1149 * pa.md (fused multiply): Add variants which reduce height for the
1150 fused multiply, but which still generate 2 insns.
1151 (fnegabs): Similarly.
1153 * pa.md (subsi3): Turn into an expander. Create two anonymous
1154 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
1155 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
1157 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
1159 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
1161 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
1162 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
1164 * regclass.c (init_regs): Add "top_of_stack" as a garbage
1167 * flow.c (record_active_eh_regions): Terminate loop after finding
1168 the last insn in the last basic block.
1170 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1172 * config/c4x/c4x.md: Delete parallel instruction peepholes.
1174 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1176 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
1178 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1180 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
1181 splitting to not use output template.
1183 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1185 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
1186 * config/c4x/c4x.c (c4x_va_start): New function.
1188 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
1190 * genrecog.c (not_both_true): Handle correctly cases when called for
1191 tests with different positions in the insn.
1193 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1195 * machmode.h (HOST_PTR_PRINTF): Move from here ...
1197 * system.h (HOST_PTR_PRINTF): ... to here.
1199 * mips-tfile.c: Don't include machmode.h.
1201 * Makefile.in (MACHMODE_H): New variable. Update to use it.
1202 (mips-tfile.o): Don't depend on machmode.h.
1204 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1206 * haifa-sched.c (sched_analyze): Rename local variable `region' to
1207 avoid conflicts with typedef struct `region' at the top level scope.
1209 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
1211 * basic-block.h (basic_block): Add eh_beg, eh_end.
1212 * flow.c (entry_exit_blocks): Update.
1213 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
1215 (find_basic_blocks_1): Don't record eh_list at each bb. Use
1216 lists.c functions to allocate insn lists.
1217 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
1219 (make_eh_edge): ... here. New.
1220 (move_stray_eh_region_notes): New.
1221 (record_active_eh_regions): New.
1222 (delete_unreachable_blocks): Split out block merging ...
1223 (try_merge_blocks): ... here. New.
1224 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
1225 Dump debugging data.
1226 (merge_blocks_move_successor_nojumps): Likewise.
1227 (merge_blocks): Use eh_beg+eh_end to validate block movement.
1229 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
1231 * extend.texi (Bound member functions): Document unbound pmf
1234 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1236 * flow.c (split_edge): Handle insertion on a fallthrough edge which
1237 has the EXIT_BLOCK as a dest.
1239 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1241 * flow.c (remove_edge): New function to remove an edge from the
1243 (remove_fake_successors): New function to remove fake successor edges.
1244 (remove_fake_edges): New function to remove all fake edges from the
1246 (add_fake_exit_edges): New function to add fake edges from all blocks
1247 with no successors to the exit block.
1248 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
1249 prototypes for new functions.
1251 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1253 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
1254 Use Pmode to determine whether to output .dword or .word.
1256 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
1258 * tree.c (built_in_filename): New variable.
1259 (BUILT_IN_FILENAME): New macro.
1260 (init_tree_codes): Allocate built_in_filename.
1261 (make_node): Use built_in_filename instead of string constant.
1263 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
1265 * configure.in: Add fr30 target.
1266 * configure: Regenerate.
1267 * config/fr30: New directory.
1268 * config/fr30/crti.asm: New file.
1269 * config/fr30/fr30.c: New file.
1270 * config/fr30/crtn.asm: New file.
1271 * config/fr30/fr30.h: New file.
1272 * config/fr30/fr30.md: New file.
1273 * config/fr30/lib1funcs.asm: New file.
1274 * config/fr30/t-fr30: New file.
1275 * config/fr30/xm-fr30.h: New file.
1277 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
1279 * flow.c (merge_blocks_move_successor_nojumps): Delete the
1280 BARRIER at the end of the successor, not the BARRIER before
1283 * pa.c (pa_add_gc_roots): Fix thinko in last change.
1285 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
1287 * stmt.c (any_pending_cleanups): Don't crash when
1288 current_function->stmt is unset.
1290 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1292 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
1293 other initializations that may use it for relative offsets.
1295 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1297 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
1298 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
1299 * config/i386/sol2dbg.h: Removed.
1300 * config/i386/sol2gas.h: New file, to enable gas work-around.
1301 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
1302 Don't use sol2dbg.h.
1303 * configure: Rebuilt.
1305 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
1307 * invoke.texi (-fthis-is-variable): Remove documentation.
1309 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
1311 * basic-block.h (compute_bb_for_insn): Declare.
1312 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
1313 to use; set size of basic_block_for_insn directly.
1314 (find_basic_blocks): Update.
1316 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1318 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
1320 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1322 * crtstuff.c (ON_EXIT): Delete empty macro definition.
1323 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
1325 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
1327 * c-decl.c (c_decode_option): Extend comment.
1329 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
1331 * toplev.c (progname): Make 'const char *'
1332 (flag_print_mem): Move out of main.
1333 (version_flag): Move out of main.
1334 (filename): Move out of main.
1335 (debug_args): Remove g prefix from options.
1336 (documented_lang_options): Remove cpplib specific options.
1337 (display_help): Add g prefix to debug options.
1338 (check_lang_option): Delete this function.
1339 (decode_d_option): New function: Decode -d... option.
1340 (decode_f_option): New function: Decode -f... option.
1341 (decode_W_option): New function: Decode -W... option.
1342 (decode_g_option): New function: Decode -g... option.
1343 (independent_decode_option): New function: Decode a language
1344 independent command line option.
1345 (main): Invoke lang_decode_option and then
1346 independent_decode_option on each command line option in
1349 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
1351 Revert this change. Gavin's patch to operand_equal_p is a better fix.
1352 * fold-const.c (fold_range_test): Do not try to fold the range
1353 test if the rhs or lhs has side effects.
1355 * basic-block.h (compute_flow_dominators): Declare.
1357 * gcse.c (alloc_code_hoist_mem): New function.
1358 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
1359 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
1360 (hoist_code, one_code_hoisting_pass): Likewise.
1361 (gcse_main): If optimizing for size, then hoist expressions
1362 computed in multiple dominated basic blocks.
1364 * gcse.c (invalid_nonnull_info): New function.
1365 (delete_null_pointer_checks): Likewise.
1366 * rtl.h (delete_null_pointer_checks): Declare.
1367 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
1369 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
1370 (merge-blocks_move_successor_nojumps): Likewise.
1371 (merge_blocks): Allow merging of some blocks, even if it requires
1372 physical movement of the blocks, but not if it requires new jumps.
1374 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
1375 Callers and prototype changed.
1376 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
1378 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1380 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
1381 -YP when both -p and -pg are present. From i386/sol2.h.
1383 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1385 * Makefile.in (distclean): Delete tm_p.h.
1386 * configure.in: Create a new file, "tm_p.h", from a list in
1387 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
1388 "i386/i386-protos.h".
1390 * alias.c: Include "tm_p.h".
1391 * c-typeck.c: Likewise.
1392 * calls.c: Likewise.
1394 * emit-rtl.c: Likewise.
1395 * explow.c: Likewise.
1396 * expmed.c: Likewise.
1398 * final.c: Likewise.
1400 * fold-const.c: Likewise.
1401 * function.c: Likewise.
1403 * global.c: Likewise.
1404 * haifa-sched.c: Likewise.
1405 * integrate.c: Likewise.
1407 * local-alloc.c: Likewise.
1409 * optabs.c: Likewise.
1410 * recog.c: Likewise.
1411 * reg-stack.c: Likewise.
1412 * regclass.c: Likewise.
1413 * regmove.c: Likewise.
1414 * reload.c: Likewise.
1415 * reload1.c: Likewise.
1416 * reorg.c: Likewise.
1417 * resource.c: Likewise.
1419 * stor-layout.c: Likewise.
1420 * toplev.c: Likewise.
1422 * unroll.c: Likewise.
1423 * genattrtab.c (main): Make generated file include "tm_p.h".
1424 * genemit.c (main): Likewise.
1425 * genoutput.c (main): Likewise.
1426 * genrecog.c (main): Likewise.
1428 * i386.h: Delete all prototypes.
1429 * i386.c: Include "tm_p.h".
1430 (ix86_attr_length_default): Call constant_call_address_operand
1431 with correct number of arguments.
1432 * i386-protos.h: New file.
1433 * i386.md (unnamed patterns): Call constant_call_address_operand
1434 with correct number of arguments.
1435 (exception_receiver): Call load_pic_register with correct number
1438 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
1440 * c-pragma.c (mark_align_stack): Dereference the void* properly.
1442 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
1444 * rtl.h (insns_safe_to_move_p): New function.
1445 * loop.c (find_and_verify_loops): Use it.
1446 * rtlanal.c (insns_safe_to_move_p): Define it.
1448 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
1450 * c-pragma.c: Include ggc.h.
1451 * Makefile.in (c-pragma.o): Update.
1453 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1455 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
1456 (LIB_SPEC): Likewise.
1457 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
1458 Reindent -YP/-p/-pg.
1459 Copied from config/sparc/sol2.h.
1461 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
1463 * c-pragma.c (mark_align_stack): New.
1465 * c-pragma.h (init_pragma): Declare it.
1466 * c-lex.c (init_parse): Call it.
1468 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1470 * configure.in: Pick up thread library on Solaris/x86 just
1471 like on Solaris/sparc.
1472 * configure: Rebuilt.
1474 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
1476 * rtl.h (global_rtx_index): New enum.
1477 (global_rtl): Change to array of rtx.
1478 (pc_rtx, cc0_rtx): Redefine accordingly.
1479 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
1480 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
1481 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
1482 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
1483 (const_int_rtx): Change to array of rtx.
1484 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
1486 * emit-rtl.c (global_rtl): Change to array of rtx.
1487 (const_int_rtx): Change to aray of rtx.
1488 (gen_rtx_CONST_INT): Redefine accordingly.
1489 (init_emit_once): Allocate and initialize global_rtl. Likewise
1490 for const_int_rtx. Add both as GC roots.
1491 * genattrtab.c (global_rtl): Update declaration.
1493 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
1495 * Makefile (USER_H): Add iso646.h back.
1497 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
1499 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
1500 zapping the LOG_LINKS of sched_before_next_call.
1502 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
1503 * pa.c (insn_refs_are_delayed): Renamed from
1504 insn_sets_and_refs_are_delayed.
1506 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
1508 * functiion.h (struct function): Add x_whole_function_mode_p.
1509 (retrofit_block): Declare.
1510 * function.c (retrofit_block): New function.
1511 (identify_blocks): Add assertions. Allow an incomplete set of
1512 block notes if we're still generating code for the function.
1513 * integrate.c: Include loop.h.
1514 (expand_inline_function): Call find_loop_tree_blocks to map block
1515 notes to blocks when in whole-function mode. Use retrofit_block
1516 to insert new BLOCKs for the inlined function, rather than
1518 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
1519 * Makefile.in (integrate.o): Depend on loop.h.
1521 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
1523 * tree.h (warn_about_unused_variables): Declare.
1524 * stmt.c (warn_about_unused_variables): New function, split out
1526 (expand_end_bindings): Here.
1528 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
1530 * stmt.c (preserve_subexpressions_p): Don't crash when
1531 current_function->stmt is unset.
1533 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
1535 * stmt.c (expand_start_bindings): Allow callers to pass a flag
1536 indicating that no NOTE_INSN_BLOCK_BEG note is required.
1537 (expand_start_target_temps): Use it.
1538 * except.c (expand_eh_region_start_for_decl): Likewise.
1539 * expr.c (expand_expr): Likewise.
1541 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
1543 * fold-const.c (operand_equal_p): Pay attention to side effects.
1545 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
1547 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
1548 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
1550 * tlink.c (scan_linker_output): Look for keywords before accepting
1551 a mangled name in quotes.
1553 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
1555 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
1556 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
1558 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
1560 * alpha.md: Revert Thu Nov 26 change that came in through the
1561 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
1562 Avoid earlyclobber when possible.
1564 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1566 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
1568 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
1569 Define HAVE_ON_EXIT.
1571 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1573 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
1574 CTYPE_CONV in all ctype macros.
1576 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
1579 * cexp.y (initialize_random_junk): Likewise.
1581 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
1583 * i370.c (handle_pragma): Likewise.
1585 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
1587 * v850.c (override_options): Likewise.
1589 * doprint.c (_doprnt): Likewise.
1591 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
1594 * fixinc/server.c (load_data): Likewise.
1596 * fold-const.c (real_hex_to_f): Likewise.
1598 * genattr.c (write_upcase, gen_attr): Likewise.
1600 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
1601 write_upcase): Likewise.
1603 * genemit.c (print_code): Likewise.
1605 * genopinit.c (gen_insn): Likewise.
1607 * genpeep.c (print_code): Likewise.
1609 * genrecog.c (print_code): Likewise.
1611 * optabs.c (init_libfuncs): Likewise.
1613 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
1615 * haifa-sched.c (sched_analyze): Keep the list of notes organized
1617 (reemit_notes): Likewise.
1619 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
1621 * ggc.h (ggc_root): Move to ggc-common.c.
1623 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
1624 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
1625 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
1626 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
1627 * ggc-common.c (ggc_root): Move from ggc.h.
1628 (roots): Declare, static.
1629 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
1630 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
1631 null or check/set mark bit.
1632 (ggc_mark_roots): New.
1633 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
1635 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
1637 * m32r.c: Include toplev.h.
1638 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
1639 (gen_compare): Rename swap_p to must_swap to match uses.
1640 Add default abort case.
1641 (m32r_output_function_epilogue): Remove unused variables.
1642 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
1643 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
1644 define to empty parameter list. Update all uses.
1645 (predicate decls): Use enum machine_mode not int.
1646 * m32r.md (movsi): Call abort, not fatal_insn.
1647 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
1649 1999-09-14 Andrew Haley <aph@cygnus.com>
1651 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
1652 use $0 instead of 0.
1654 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1656 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
1657 computation out of loop over hard regs.
1659 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
1661 * function.c (identify_blocks): Don't shadow a variable in an
1663 * integrate.c (integrate_decl_tree): Don't use pushlevel,
1664 pushdecl, or poplevel to build up the new BLOCK tree.
1665 (expand_inline_function): Likewise.
1666 (integrate_parm_decls): Likewise.
1668 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
1670 * c-typeck.c (qualify_type): Merge qualifiers from both types.
1672 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
1674 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
1675 * invoke.texi: Document this change.
1677 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
1679 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
1681 (mark_emit_status): Renamed from mark_emit_state.
1682 * except.c (mark_eh_status): Renamed from mark_eh_state.
1683 Check not null before marking.
1684 (free_eh_status): New.
1685 * expr.c (mark_expr_status, free_expr_status): New.
1686 * function.c (free_machine_status): New.
1687 (free_after_parsing): New.
1688 (free_after_compilation): Move bits to free_after_parsing; call
1689 free_eh_status, free_expr_status; zero the marked members of the
1691 (prepare_function_start): No can_garbage_collect.
1692 Call init_eh_for_function.
1693 (expand_dummy_function_end): Free up current_function state.
1694 (mark_function_status): Renamed from mark_function_state.
1695 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
1696 * function.h (struct function): No can_garbage_collect.
1697 (free_machine_status, free_after_parsing): Declare.
1698 (free_eh_status, free_expr_status): Declare.
1699 * ggc.h (mark_expr_status): Declare.
1700 * stmt.c (free_stmt_status): Free the struct.
1701 (mark_stmt_status): Renamed from mark_stmt_state.
1702 (init_stmt): Don't call init_eh.
1703 (init_stmt_for_function): Don't call init_eh_for_function.
1704 * toplev.c (compile_file): Call init_eh.
1705 (rest_of_compilation): Free basic block info before ggc_collect.
1706 Call free_after_parsing; conditionally call free_after_compilation.
1707 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
1708 Check not null before marking.
1709 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
1711 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
1713 * c-lex.c (yylex): Initialize warn.
1715 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
1717 * pa.c (emit_move_sequence): Properly set the mode of the scratch
1718 register when performing secondary reloads for the SAR register.
1720 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
1722 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
1723 (NOTE_BLOCK): New macro.
1724 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
1725 * function.h (identify_blocks): Change prototype.
1726 * function.c (identify_blocks): Simplify.
1727 (reorder_blocks): Likewise.
1728 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
1729 NOTE_INSN_BLOCK_{BEG,END}.
1730 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
1731 the list of saved notes if the note isn't a
1732 NOTE_INSN_BLOCK_{BEG,END}.
1733 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
1735 (reemit_notes): Adjust recreation of notes to reflect new saved
1737 * print-rtl.c (print_rtx): Print the address of the BLOCK when
1738 printing a block note.
1739 * stmt.c (block_vector): Remove.
1740 (find_loop_tree_blocks): Simplify.
1741 (unroll_block_trees): Likewise.
1742 * tree.h (reorder_block): Change prototype.
1744 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
1746 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
1747 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
1748 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
1749 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
1750 (atexit, exit): Simplify.
1751 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
1752 * config/lots: Remove defns of HAVE_ATEXIT.
1754 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
1756 * calls.c (precompute_arguments): Fix typo in comment.
1757 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
1760 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
1762 * dsp16xx.c (override_options): Fix typos in GC root registration.
1764 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
1766 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1768 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
1769 (FUNCTION_PROFILER): Redefine appropriately for Linux.
1770 (CC1_SPEC): Likewise.
1772 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1774 * genattr.c (main): Add extern prototype. Call return, not exit.
1775 * genattrtab.c (main): Likewise.
1776 * gencheck.c (main): Likewise.
1777 * gencodes.c (main): Likewise.
1778 * genconfig.c (main): Likewise.
1779 * genemit.c (main): Likewise.
1780 * genextract.c (main): Likewise.
1781 * genflags.c (main): Likewise.
1782 * gengenrtl.c (main): Likewise.
1783 * genopinit.c (main): Likewise.
1784 * genoutput.c (main): Likewise.
1785 * genpeep.c (main): Likewise.
1786 * genrecog.c (main): Likewise.
1788 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
1789 * genattrtab.c (get_insn_name): Likewise.
1790 * gencodes.c (get_insn_name): Likewise.
1791 * genconfig.c (get_insn_name): Likewise.
1792 * genemit.c (get_insn_name): Likewise.
1793 * genextract.c (get_insn_name): Likewise.
1794 * genflags.c (get_insn_name): Likewise.
1795 * genopinit.c (get_insn_name): Likewise.
1796 * genpeep.c (get_insn_name): Likewise.
1798 * gencheck.c (usage): Add static prototype.
1799 * genextract.c (print_path): Constify a char*.
1800 * genopinit.c (optabs): Likewise.
1801 * genoutput.c (operand_data, data, output_predicate_decls,
1802 compare_operands): Likewise.
1803 * genrecog.c (write_tree): Add default case in switch.
1805 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1807 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
1809 * print-rtl.c (get_insn_name): Remove prototype.
1811 * toplev.h (progname): Declare const.
1813 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
1814 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
1815 dump_sched_info, dump_local_alloc, regset_release_memory,
1816 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
1817 error_with_file_and_line, error_with_decl, error_for_asm, error,
1818 fatal, warning_with_file_and_line, warning_with_decl, warning,
1819 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
1820 Remove redundant prototypes.
1822 (notice, check_lang_option, report_file_and_line, vnotice,
1823 mark_file_stack): Add static prototype.
1824 (set_fatal_function): Add prototype.
1825 (vnotice, report_file_and_line, set_fatal_function,
1826 check_lang_option): Constify a char*.
1827 (main): Prototype. Call return, not exit.
1829 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1831 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
1833 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
1835 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
1837 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
1839 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1841 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
1842 behave as if it's zero in all cases.
1843 (expand_function_start): Adjust call to assign_parms.
1844 * tree.h (assign_parms): Adjust prototype.
1845 * objc/objc-act.c (hack_method_prototype): Adjust call to
1848 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
1850 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
1851 arg_pointer_rtx fixed if the argument pointer register is
1853 (NONZERO_BASE_PLUS_P): Likewise.
1855 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
1857 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
1858 match_insn2 to match_insn.
1859 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
1861 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
1863 * Makefile.in (USER_H): Remove va-foo.h.
1865 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
1866 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
1867 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
1868 va-spur.h,va-v850.h}: Remove.
1870 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
1872 * sparc/sparc.md (eligible_for_return_delay): New attribute.
1873 (in_return_delay): Use it instead of match_insn.
1875 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1877 * config/alpha/va_list.h (va-alpha.h): Do not include.
1878 (__gnuc_va_list): Typedef as in varargs.h.
1880 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
1882 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
1883 DECL_LIVE_RANGE_RTL.
1885 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
1887 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
1888 not NOTE_BLOCK_NUMBER.
1889 (expand_eh_region_end): Likewise.
1890 (find_exception_handler_labels): Likewise.
1891 (scan_region): Likewise.
1892 (exception_optimize): Likewise.
1893 (update_rethrow_references): Likewise.
1894 (set_insn_eh_region): Likewise.
1895 * final.c (final_scan_insn): Likewise.
1896 * flow.c (make_edges): Likewise.
1897 * integrate.c (expand_inline_function): Likewise.
1898 * print-rtl.c (print_rtx): Likewise.
1900 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
1902 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
1903 terms of builtin functions and types.
1905 * mips.c (mips_build_va_list): New.
1906 (mips_va_start, mips_va_arg): New.
1907 * mips.h (BUILD_VA_LIST_TYPE): New.
1908 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
1910 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
1911 (sh_build_va_list, sh_va_start, sh_va_arg): New.
1912 * sh.h (BUILD_VA_LIST_TYPE): New.
1913 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
1915 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
1917 * recog.h (struct recog_data): Make dup_num, operand_address_p,
1918 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
1919 (struct insn_data): Likewise with n_operands, n_dups,
1920 n_alternatives, output_format.
1921 * regclass.c (scan_one_insn): Cast n_operands to int before
1922 arithmetic inside comparison.
1924 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
1926 * toplev.c (compile_function): Unconditionally emit nop.
1928 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1930 * haifa-sched.c (actual_hazard): Move declaration of variable
1931 `this_cost' into the scope where it is used.
1933 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1935 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
1936 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
1937 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
1939 * genrecog.c (make_insn_sequence): Call memset, not bzero.
1941 * jump.c (find_insert_position): Don't declare or define unless
1942 !HAVE_conditional_arithmetic.
1943 (returnjump_p_1, delete_prior_computation): Add static prototypes.
1945 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
1947 * recog.c (offsettable_address_p): Prototype function pointer.
1948 (preprocess_constraints): Call memset, not bzero.
1950 * tree.c (tree_node_kind_names): Constify a char*. Make static.
1951 (gcc_obstack_init): Don't declare.
1952 (fix_sizetype): Add static prototype.
1953 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
1954 (tree_cons): Call memset, not bzero.
1956 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
1957 definition in macro ASM_WEAKEN_LABEL.
1958 (mark_const_hash_entry): Add static prototype.
1960 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1962 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
1964 * unroll.c (find_common_reg_term, subtract_reg_term,
1965 loop_find_equiv_value): Add static prototypes.
1966 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
1967 (copy_loop_body): Remove unreachable break statement.
1969 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
1971 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
1973 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1975 Undo some changes from the gcc2 merge:
1976 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
1977 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
1981 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
1982 * emit-rtl.c (gen_lowpart_common): Disable optimization of
1983 initialized float-int union if the value is a NaN.
1985 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
1987 * gthr-win32.h: New file.
1989 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
1990 shared as a valid attribute.
1991 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
1992 * extend.texi: Document `shared' variable attribute.
1994 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
1996 * configure.in: Handle --enable-threads on FreeBSD.
1997 * configure: Rebuit.
1999 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
2001 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
2003 * configure: Rebuilt.
2005 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
2006 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
2007 Rosimildo DaSilva <rdasilva@connecttel.com>
2009 * configure.in (m68k-*-rtemscoff*): Added.
2010 * configure.in (mips64orion-*-rtems*): Converted to ELF.
2011 * configure.in (sparc-*-rtemsaout*): Added as alias for old
2012 sparc-rtems configuration.
2013 * configure.in (sparc-*-rtemself*): Added.
2014 * configure.in (sparc-*-rtems*): Now ELF not a.out.
2015 * config/i386/rtems.h: Added comment.
2016 * config/sparc/rtemself.h: New file.
2018 * configure.in (m68k-rtemself): Added.
2019 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
2020 and DWARF_DEBUGGING_INFO.
2021 * config/m68k/crti.s: New file.
2022 * config/m68k/crtn.s: New file.
2023 * config/m68k/t-crtstuff: New file.
2024 * config/m68k/rtemself.h: New file.
2026 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
2027 global ctor/dtor and C++ exception handling.
2028 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
2029 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
2031 * config/i386/t-rtems-i386: New File.
2033 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
2035 * stmt.c (expand_end_case): Return right away if the case stack is
2038 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
2040 * Makefile.in (version.c): Remove rule incorrectly brought in from
2043 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
2045 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
2046 * msdos/top.sed: Take into account a prepended $(SHELL) to
2048 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
2050 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
2052 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2054 * regmove.c (fixup_match_1): Don't change an unchanging register.
2055 (stable_but_for_p): Renamed to:
2056 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
2057 Changed all callers.
2059 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
2061 * loop.c (strength_reduce): Don't call reg_used_between_p if the
2062 insn from BL2 is after the insn from BL.
2064 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
2066 * recog.h (INSN_OUTPUT_FORMAT_*): New.
2067 (struct insn_data): Merge `template' and `outfun' into `output'.
2068 Add `output_format'.
2069 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
2070 (struct data): Remove `outfun'; add `output_format'.
2071 (name_for_index): Remove declaration.
2072 (output_insn_data): Handle output formats.
2073 (process_template): Emit the bare array for @.
2074 (gen_expand, gen_split): Set output_format to NONE.
2075 * output.h (get_insn_template): Declare.
2076 * final.c (get_insn_template): New.
2077 (final_scan_insn): Use it.
2078 * toplev.c (compile_file): Likewise.
2080 * c4x/c4x.c (c4x_process_after_reload): Likewise.
2081 * i860/i860.c (output_delayed_branch): Likewise.
2082 (output_delay_insn): Likewise.
2084 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2086 * rtl.c (obstack_alloc_rtx): Removed.
2088 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
2090 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
2092 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
2094 * i386.c (call_insn_operand): Reject const_int.
2095 (expander_call_insn_operand): Use call_insn_operand.
2097 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2099 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
2101 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
2103 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
2104 Use DImode operation.
2106 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
2108 * gcc.c: Include sys/resource.h.
2109 (report_times): New flag.
2110 (execute): If report_times is set, calculate and report the
2111 CPU time consumed by each subprocess.
2113 (rus, prus): New globals.
2114 (option_map): Add --time.
2115 (display_help): Document -time.
2116 (process_command): Set report_times if -time is given.
2117 Turn off -pipe if -time is given.
2119 * invoke.texi: Document new option -time.
2121 * configure.in: Check for getrusage. Check if we have to
2122 prototype getrusage.
2123 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
2124 * configure: Regenerate.
2125 * config.in: Regenerate.
2127 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
2129 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
2132 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
2134 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
2135 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
2136 (nan): Return _thenan_sf or _thenan_df as appropriate.
2137 (L_thenan_sf): Define _thenan_sf.
2138 (L_thenan_df): Define _thenan_df.
2140 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
2141 (DPBIT_FUNCS): Add _thenan_df.
2143 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
2145 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
2148 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2150 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
2153 (lang_specific_driver): Don't take a function pointer parameter.
2154 All callers changed.
2156 * gcc.c: Include gcc.h.
2157 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
2158 lang_specific_extra_outfiles, fatal): Don't declare.
2159 (multilib_defaults_raw): Constify.
2160 (read_specs): Call memset, rather than bzero.
2161 (main): Call return, not exit.
2162 (lookup_compiler): Call memcpy, not bcopy.
2163 (fatal): Make extern.
2165 * cppspec.c: Include gcc.h.
2166 (lang_specific_driver): Initialize variable `quote'. Constify a
2167 char*. All calls to the function pointer parameter now
2168 explicitly call `fatal'.
2170 * gccspec.c (lang_specific_driver): Include gcc.h.
2172 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
2174 * arm.c (note_invalid_constants): Use recog_data.operand_type
2177 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2179 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
2182 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
2183 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
2184 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
2185 reload_secondary_in_reload, reload_secondary_out_reload,
2186 reload_secondary_in_icode, reload_secondary_out_icode,
2187 reload_reg_rtx, reload_when_needed): Delete declarations.
2188 (struct reload): New structure.
2189 (rld): Declare new array.
2190 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
2191 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
2192 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
2193 reload_secondary_in_reload, reload_secondary_out_reload,
2194 reload_secondary_in_icode, reload_secondary_out_icode,
2195 reload_reg_rtx, reload_when_needed): Delete definitions.
2197 (whole file): Replace uses of the deleted arrays with uses of rld.
2198 * reload1.c (whole file): Replace uses of the deleted arrays with
2200 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
2201 explicit loops, not with bcopy.
2203 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
2205 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
2206 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
2207 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
2208 insn_name): Delete and consolidate into new structures.
2209 (insn_operand_predicate_fn): New.
2210 (insn_output_fn): New.
2212 (struct insn_operand_data): New.
2213 (struct insn_data): New.
2215 (OUT_FCN): Update for insn_data change.
2216 * builtins.c (expand_builtin_strlen): Likewise.
2217 (expand_builtin_memcmp): Likewise.
2218 * combine.c (make_extraction, simplify_comparison): Likewise.
2219 * cse.c (canon_reg, cse_insn): Likewise.
2220 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
2221 * expmed.c (store_bit_field, extract_bit_field): Likewise.
2222 (emit_store_flag): Likewise.
2223 * expr.c (convert_move, emit_block_move): Likewise.
2224 (clear_storage, emit_push_insn, expand_increment): Likewise.
2225 (do_store_flag): Likewise.
2226 * expr.h (GEN_FCN): Likewise.
2227 (insn_gen_function): Die.
2228 * final.c (final_scan_insn): Update for insn_data change.
2229 (output_asm_name): Likewise.
2230 * function.c (fixup_var_refs_1): Likewise.
2231 * loop.c (check_dbra_loop): Likewise.
2232 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
2233 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
2234 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
2235 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
2236 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
2237 * regmove.c (gen_add3_insn): Likewise.
2238 * reload.c (push_secondary_reload, combine_reloads): Likewise.
2239 (find_reloads, find_reloads_address_1): Likewise.
2240 (debug_reload_to_stream): Likewise.
2241 * reload1.c (emit_reload_insns, gen_reload): Likewise.
2242 * stmt.c (expand_end_case): Likewise.
2243 * toplev.c (compile_file): Likewise.
2245 * c4x/c4x.c (c4x_process_after_reload): Likewise.
2246 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
2248 * print-rtl.c (insn_name_ptr): Remove declaration.
2249 (get_insn_name): Declare.
2250 (print_rtx): Use it.
2251 * genoutput.c (insn_name_ptr): Remove.
2252 (next_operand_number): New.
2253 (struct operand_data): New.
2254 (null_operand, odata, odata_end): New.
2255 (struct data): Use struct operand_data.
2256 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
2257 (get_insn_name): Renamed from name_for_index.
2258 (output_prologue): Define NO_MD_PROTOTYPES.
2259 (output_predicate_decls): Break out from output_epilogue.
2260 Iterate over the operands list.
2261 (output_operand_data): Break out from output_epilogue. Emit
2262 just the operands list.
2263 (output_insn_data): Break out from output_epilogue. Emit just
2265 (output_epilogue): Remove.
2266 (output_get_insn_name): New.
2267 (constraints, op_n_alternatives, predicates, address_p): Die.
2268 (modes, strict_low, seen): Die.
2269 (scan_operands): Take new param `d' instead of writing to
2270 seven global variables.
2271 (compare_operands): New.
2272 (place_operands): New.
2273 (validate_insn_alternatives): Update for struct data change.
2274 (gen_insn): Don't zero or copy 7 global arrays. Update for
2275 scan_operands; call place_operands.
2276 (gen_peephole, gen_expand, gen_split): Likewise.
2277 (main): Update for new output routines.
2279 * genattr.c (insn_name_ptr): Remove.
2280 (get_insn_name): New function.
2281 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
2282 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
2283 * genrecog.c: Likewise.
2285 * alpha.md (adddi3): Make `pattern' array static.
2287 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2289 * config/c4x/c4x.h (c4x_rpts_cycles_string,
2290 c4x_cpu_version_string): Constify char *.
2291 * config/c4x/c4x.c (c4x_rpts_cycles_string,
2292 c4x_cpu_version_string): Likewise.
2294 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
2296 * tree.c (save_tree_status): Revert 10 Sep change.
2297 (restore_tree_status): Likewise. Call obstack_free with NULL
2298 before freeing the obstack proper.
2300 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
2302 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
2304 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
2305 surrounding context.
2307 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
2309 * tree.c (type_hash_canon): Put all types in the hash-table, when
2312 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
2314 * recog.h (struct recog_data, recog_data): New.
2315 (recog_foo variables): Kill.
2316 * recog.c (recog_operand, recog_operand_loc): Kill.
2317 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
2318 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
2319 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
2320 (recog_data): Define.
2321 (extract_insn): Update all recog_foo references to use recog_data.
2322 (preprocess_constraints, constrain_operands): Likewise.
2323 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
2324 * genattrtab.c (main): Likewise.
2325 * genextract.c (main): Likewise.
2326 * genoutput.c: Likewise.
2327 * genrecog.c (write_subroutine, main): Likewise.
2328 * local-alloc.c (block_alloc): Likewise.
2329 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
2330 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
2331 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
2332 * reload.c (find_reloads, find_reloads_toplev): Likewise.
2333 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
2334 (reload_cse_simplify_operands): Likewise.
2336 * arc/arc.c (arc_final_prescan_insn): Likewise.
2337 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
2338 * h8300/h8300.c (notice_update_cc): Likewise.
2339 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
2340 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
2341 * mn10200/mn10200.c (notice_update_cc): Likewise.
2342 * mn10300/mn10300.c (notice_update_cc): Likewise.
2343 * romp/romp.c (update_cc): Likewise.
2344 * sparc/sparc.c (check_pic): Likewise.
2345 * v850/v850.c (notice_update_cc): Likewise.
2347 * genemit.c (main): Don't declare recog_operand.
2349 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
2351 * ggc.h (rtvec_def): Forward declare.
2352 (tree_node): Likewise.
2355 (ggc_set_mark_rtx): Add prototype.
2356 (ggc_set_mark_rtvec): Likewise.
2357 (ggc_set_mark_tree): Likewise.
2358 * ggc-simple.c (ggc_root): Don't define.
2359 (roots): Don't declare.
2360 (ggc_mark_rtx): Remove.
2361 (ggc_mark_rtvec): Likewise.
2362 (ggc_mark_tree): Likewise.
2363 (ggc_mark_varray): Likewise.
2364 (ggc_mark_tree_hash_table_entry): Likewise.
2365 (ggc_mark_tree_hash_table): Likewise.
2366 (ggc_set_mart_rtx): New function.
2367 (ggc_set_mark_rtvec): Likewise.
2368 (ggc_set_mark_tree): Likewise.
2369 (ggc_add_root): Remove.
2370 (ggc_add_rtx_root): Likewise.
2371 (ggc_remove_tree_root): Likewise.
2372 (ggc_add_string_root): Likewise.
2373 (ggc_add_tree_varray_root): Likewise.
2374 (ggc_add_tree_hash_table_root): Likewise.
2375 (ggc_del_root): Likewise.
2376 (ggc_mark_rtx_ptr): Likewise.
2377 (ggc_mark_tree_ptr): Likewise.
2378 (ggc_mark_string_ptr): Likewise.
2379 (ggc_mark_tree_varray_ptr): Likewise.
2380 (ggc_mark_tree_hash_table_ptr): Likewise.
2381 * ggc-common.c: New file.
2382 * Makefile.in (OBJS): Add ggc-common.o.
2383 (ggc-common.o): List dependencies.
2385 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
2387 * cppalloc.c (xstrdup): Use memcpy.
2388 * cpperror.c (cpp_print_containing_files): Don't use
2390 * cpplib.c (conditional_skip): Set temp->lineno.
2391 (do_endif): Make error message less obscure.
2392 (if_directive_name): New function.
2393 (cpp_get_token [case EOF]): Unwind the if stack and generate
2394 error messages for each unterminated conditional in this file.
2395 (parse_string): Do not behave differently if -traditional.
2397 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
2399 * builtins.c (expand_builtin_va_arg): Cope with an array-type
2400 va_list decomposing to pointer-type.
2401 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
2402 (rs6000_va_arg): Likewise.
2404 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
2406 * except.c (start_dynamic_handler): Compute size using
2407 STACK_SAVEAREA_MODE.
2409 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2411 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
2412 include directory headers. Don't define strrchr. Don't provide
2413 my_* replacement functions. Prefer PTR over `pointer_type'.
2414 Don't prototype system functions. Don't redefine getopt.
2416 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
2417 safe_read, safe_write, save_pointers, restore_pointers,
2418 is_id_char, in_system_include_dir, directory_specified_p,
2419 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
2420 find_corresponding_lparen, referenced_file_is_newer,
2421 save_def_or_dec, munge_compile_params, gen_aux_info_file,
2422 process_aux_info_file, identify_lineno, check_source,
2423 seek_to_line, forward_to_next_token_char, output_bytes,
2424 output_string, output_up_to, other_variable_style_function,
2425 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
2426 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
2427 find_static_definition, connect_defs_and_decs, add_local_decl,
2428 add_global_decls, needs_to_be_converted, visit_each_hash_node,
2429 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
2430 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
2431 scan_for_missed_items, edit_file, string_list_cons): Add static
2433 (standard_exec_prefix, target_machine, target_version,
2434 default_syscalls_dir, string_list, string_list_cons, find_file,
2435 do_cleaning): Constify a char*.
2436 (safe_read, safe_write): Use PTR, not a char*.
2437 (is_id_char): Take an int, not a char.
2438 (main): Add prototype. Call return, not exit.
2440 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
2442 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
2443 when comparing types.
2445 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
2447 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
2448 (strength_reduce): Release the varrays from the no-bivs early exit.
2450 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
2451 the loop over the registers.
2453 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
2455 (restore_tree_status): Check that instead when freeing the obstack.
2457 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
2459 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
2462 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2464 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
2465 operand size modifiers.
2467 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2469 * c-common.c (c_common_nodes_and_builtins): Don't build
2471 * c-common.h (enum c_tree_index and related accesor macros): Remove
2472 everything now declared in tree.h.
2473 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
2474 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
2475 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
2476 (error_mark_node, void_type_node, char_type_node, integer_type_node,
2477 unsigned_type_node, ptr_type_node, va_list_type_node,
2478 integer_zero_node, null_pointer_node, integer_one_node): Delete.
2479 (init_decl_processing): Call build_common_tree_nodes and
2480 build_common_tree_nodes_2 instead of building their nodes here.
2481 Don't add roots for these nodes.
2482 * stor-layout.c (size_zero_node, size_one_node): Delete.
2483 (set_sizetype): Make a new node for bitsizetype each time.
2484 * tree.c (global_trees): New variable.
2485 (init_obstacks): Add a gc root for it.
2486 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
2487 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
2488 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
2489 (build_common_tree_nodes): New function.
2490 (fix_sizetype): New function.
2491 (build_common_tree_nodes_2): New function.
2492 * tree.h (enum tree_index): New.
2493 (global_trees): Declare.
2494 Add accessor macros for all nodes now moved to global_trees.
2495 Delete their declarations.
2497 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
2499 * c-decl.c (finish_function): When processing a nested function,
2500 push and pop GC context around rest_of_compilation.
2502 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
2504 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
2505 Default ix86_arch to PROCESSOR_I386.
2506 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
2507 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
2508 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
2509 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
2510 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
2511 (EXTRA_SPECS): Remove deleted specs.
2513 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
2515 * function.c (assign_stack_local_1): Allocate from
2516 function->x_frame_offset, not frame_offset.
2518 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
2520 * ggc.h (lang_cleanup_tree): Remove.
2521 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
2522 * ggc-callbacks.c (lang_cleanup_tree): Remove.
2524 * c-decl.c (finish_struct): Use ggc_alloc to allocate
2525 TYPE_LANG_SPECIFIC when garbage collecting.
2526 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
2527 (lang_cleanup_tree): Remove.
2529 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
2531 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
2532 * crtstuff.c: Not here.
2533 * dwarf2out.c: Or here.
2534 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
2537 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
2539 * function.h (free_after_compilation): Remove decl parameter.
2540 (free_varasm_status0: Likewise.
2541 (free_emit_status): Likewise.
2542 (free_stmt_status): Likewise.
2543 (free_after_compilation): Likewise.
2544 (init_lang_status): New variable.
2545 (free_lang_status): Likewise.
2546 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
2547 * function.c (init_lang_status): New variable.
2548 (free_lang_status): Likewise.
2549 (push_function_context_to): Don't set function::decl here.
2550 (free_after_copmilation): Make decl parameter implicit. Call
2551 free_lang_status if defined.
2552 (prepare_function_start): Call init_lang_status if defined.
2553 (init_function_start): Set function::decl here.
2554 * profile.c (output_func_start_profiler): Don't call pushdecl
2555 until we've actually started the function.
2556 * stmt.c (free_stmt_status): Make decl parameter implicit.
2557 * toplev.c (rest_of_compilation): Don't pass decl to
2558 free_after_compilation.
2559 * varasm.c (free_varasm_status): Likewise.
2561 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2563 * except.c (call_get_eh_context): Add root when allocating static
2566 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
2568 * arm.c: Include "ggc.h".
2569 (arm_add_gc_roots): New function.
2570 (arm_override_options): Call it.
2571 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
2573 * arm.md (define_asm_attributes): Add a pool_range attribute.
2575 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
2577 * extend.texi (Volatiles): New node.
2579 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
2581 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
2582 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
2583 (struct ggc_any): Replace `mark' with `magic_mark'.
2584 (ggc_alloc_string): Use memcpy, not bcopy.
2585 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
2586 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
2587 (ggc_free_any): New.
2588 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
2589 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
2590 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
2591 Use IS_MARKED. Use ggc_free_any.
2593 1999-09-09 Scott Bambrough <scottb@netwinder.org>
2595 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
2597 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
2599 * toplev.c (main): Always init_ggc.
2601 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
2603 * except.c (find_all_handler_type_matches): Free the list if
2604 we found no matches.
2606 * combine.c (SUBST): Break out to a real function do_SUBST.
2607 (SUBST_INT): Likewise.
2608 * gcse.c (free_pre_mem): Free `temp_bitmap'.
2609 (pre_insert): Free `inserted'.
2610 * loop.c (basic_induction_var): Always set `location'.
2612 * function.c (expand_function_end): Add initial_trampoline as a root.
2613 * rtl.h (init_varasm_once): Declare.
2614 * toplev.c (compile_file): Call it.
2615 * ggc-simple.c (ggc_mark_string_ptr): New.
2616 (ggc_add_string_root): New.
2617 (ggc_collect): Disable collection avoidance temporarily.
2618 * ggc.h (ggc_add_string_root): Declare.
2619 * except.c (create_rethrow_ref): Use ggc_alloc_string.
2620 * optabs.c (init_libfuncs): Likewise.
2621 * varasm.c (named_section): Use ggc_alloc_string.
2622 (make_function_rtl): Likewise.
2623 (make_decl_rtl): Likewise.
2624 (assemble_static_space): Likewise.
2625 (assemble_trampoline_template): Likewise.
2626 (output_constant_def): Likewise.
2627 (force_const_mem): Likewise.
2628 (mark_const_hash_entry): New.
2629 (mark_pool_sym_hash_table): New.
2630 (mark_varasm_state): Use it.
2631 (init_varasm_once): New.
2633 * expr.h (init_one_libfunc): Declare.
2634 * optabs.c (init_one_libfunc): New.
2635 (init_optabs): Use it.
2636 * config/gofast.h: Likewise.
2637 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
2638 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
2640 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2642 * Makefile.in (cppexp.o): Depend on cpphash.h.
2643 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
2645 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
2646 * cpplib.c (do_define): Generalise to handle poisoned definitions,
2647 redefining poisoned identifiers, etc.
2648 (do_undef): Don't allow poisoned identifiers to be undefined.
2649 (do_pragma): Add #pragma poison.
2650 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
2652 * cccp.c: Add T_POISON node type.
2653 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
2655 (do_define): Generalise to handle poisoned definitions,
2656 redefining poisoned identifiers, etc.
2657 (do_undef): Don't allow poisoned identifiers to be undefined.
2658 (do_pragma): Add #pragma poison.
2659 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
2661 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
2662 * c-pragma.h: Add ps_poison state. We now always have generic
2665 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
2667 * ggc.h (ggc_alloc): New function.
2668 (ggc_mark): Likewise.
2669 * ggc-simple.c (ggc_any): New structure.
2670 (ggc_status): Add anys.
2671 (n_anys_collected): New variable.
2672 (ggc_alloc): Define.
2673 (ggc_mark): Likewise.
2674 (ggc_collect): Collect the anys.
2676 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2678 * c-decl.c (mark_binding_level): Make static to match prototype.
2680 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
2682 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
2684 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
2686 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
2687 will use into account. Expand the max width to 5.
2690 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
2692 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
2695 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
2697 * alpha.md (call value patterns): Remove the result predicates.
2699 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
2701 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
2704 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2706 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
2707 changed from extern char *, to extern PTR. Also fix typo in
2708 NEED_DECLARATION_REALLOC test.
2710 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
2712 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2714 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
2715 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
2716 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
2717 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
2719 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
2721 * cccp.c (pcfinclude): Likewise.
2723 * global.c (allocno_compare): Likewise.
2725 * haifa-sched.c (rank_for_schedule): Likewise.
2727 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
2729 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
2731 * stupid.c (stupid_reg_compare): Likewise.
2733 * tree.c (_obstack_allocated_p): Likewise.
2735 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
2737 1999-09-08 Bruce Korb autogen@linuxbox.com
2739 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
2740 why "gperf -F" fails.
2741 * gcc/cp/Makefile.in: ditto
2742 * gcc/Makefile.in: ditto
2743 * gcc/java/Makefile.in: ditto
2745 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
2747 * lists.c: Include ggc.h.
2749 (init_EXPR_INSN_LIST_cache): Install it.
2751 * ggc-simple.c (init_ggc): Absorb the old init.
2752 (ggc_push_context): Use xcalloc.
2753 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
2754 (ggc_collect): Add [rvts] tags to the collection stats.
2756 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
2758 * cccp.c (main): Fix handling of -include and -imacros options.
2760 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
2762 * cpplib.c (cpp_push_buffer): Fix order of arguments.
2764 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
2766 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
2769 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2771 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
2772 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
2773 and SET_DEST. Update comment.
2775 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2777 * config/c4x/c4x.c: Include ggc.h.
2778 (c4x_add_gc_roots): New function.
2779 (c4x_override_options): Call c4x_add_gc_roots.
2781 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
2783 * defaults.h (TARGET_ESC): Move ...
2784 * system.h: ... here, where Linas had it in the first place. Silly me.
2786 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
2788 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
2789 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
2790 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
2791 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
2792 * defaults.h (TARGET_ESC): Add default.
2794 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
2796 * configure.in: add i370-*-openedition, i370-*-mvs and
2797 i370-*-linux targets
2799 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
2801 * dsp16xxx.c: Include ggc.h
2802 (override_options): Mark GC roots.
2803 * mn10200.c: Include ggc.h.
2804 (asm_file_start): Mark GC roots.
2805 * tahoe.c: Include ggc.h.
2806 (extensible_operand): Mark GC roots.
2808 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
2810 * README: Add section discussing status of ELF ABI.
2811 * i370.c: Fix misc spelling mistakes.
2812 (i370_label_scan): Updated notes, exception handling.
2813 (i370_function_prolog): Simplify ELF stack handling.
2814 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
2815 (STACK_GROWS_DOWNWARD): ELF stack grows down.
2816 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
2817 * i370.md: (movdi): Add notes.
2818 (floatsidf2): Use stack not rtca for scratch float area.
2819 (iorsi3): Correct operand constraints.
2820 * x-oe: Restore TAROUTOPTS which are used by pax.
2822 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
2824 * rs6000.c: Include ggc.h.
2825 (rs6000_add_gc_roots): New function.
2826 (override_options): Call it.
2828 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
2830 * alpha.h (alpha_compare): New.
2831 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
2832 * alpha.c: Likewise for the definitions.
2833 (alpha_emit_conditional_branch): Update for alpha_compare.
2834 (alpha_emit_conditional_move): Likewise.
2835 * alpha.md (cmpdf, cmpdi): Likewise.
2836 (setcc patterns): Likewise. Zero alpha_compare after use.
2837 (sne): Optimize (x != 0) into (0U < x).
2839 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
2841 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
2842 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
2843 (INIT_EXPANDERS): Remove.
2844 * alpha.c: Include ggc.h.
2845 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
2846 (alpha_init_machine_status, alpha_mark_machine_status): New.
2847 (override_options): Install them.
2848 (struct machine_function): Moved to alpha.h.
2849 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
2850 (alpha_init_expanders): Remove.
2851 (alpha_return_addr): Adjust to use current_function->machine.
2852 (alpha_ra_ever_killed): Likewise.
2853 (alpha_expand_epilogue): Likewise.
2854 * alpha.md (eh_epilogue): Likewise.
2856 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
2857 Melissa O'Neill <oneill@cs.sfu.ca>
2858 Geoffrey Keating <geoffk@cygnus.com>
2860 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
2861 call-used registers (call-saved registers must still be contiguous
2862 and end with r31, of course).
2864 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
2866 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
2867 (self_promoting_type_p): Delete.
2868 (self_promoting_args_p): Move ...
2869 * c-common.c: ... here.
2870 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
2871 (simple_type_promotes_to): New.
2872 * builtins.c (lang_type_promotes_to): New.
2873 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
2874 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
2875 * c-common.h: ... here.
2876 (self_promoting_args_p, simple_type_promotes_to): Declare.
2877 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
2878 (grokdeclarator): Likewise.
2879 * tree.h (lang_type_promotes_to): Declare.
2881 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
2883 Add some machine-dependent GC roots.
2884 * sparc.c: Include ggc.h.
2885 (sparc_add_gc_roots): New function.
2886 (mark_ultrasparc_pipeline_state): Likewise.
2887 (override_options): Call sparc_add_gc_roots.
2888 * pa.c: Include ggc.h.
2889 (pa_add_gc_roots): New function.
2890 (mark_deferred_plabels): Likewise.
2891 (override_options): Call pa_add_gc_roots.
2892 * mips.c: Include ggc.h.
2893 (mips_add_gc_roots): New function.
2894 (override_options): Use it.
2896 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2898 * cpperror.c (cpp_file_line_for_message): Constify a char*.
2900 * cppexp.c (parse_number, parse_charconst, cpp_lex,
2901 cpp_parse_expr): Add static prototypes.
2902 (parse_charconst): Don't cast away const-ness.
2903 (token): Constify a char*.
2905 * cppfiles.c (file_name_list, include_hash, find_include_file,
2906 finclude, initialize_input_buffer): Constify a char*.
2907 (file_cleanup, find_position): Add static prototypes.
2909 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
2910 collect_expansion): Add static prototypes.
2911 (cpp_install, create_definition, monthnames): Constify a char*.
2913 * cpphash.h (cpp_install): Likewise.
2915 * cppinit.c (known_suffixes, default_include,
2916 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
2917 (base_name, dump_special_to_buffer, initialize_dependency_output):
2918 Add static prototypes.
2920 * cpplib.c (my_strerror): Constify a char*.
2921 (null_underflow, null_cleanup, skip_comment, copy_comment,
2922 copy_rest_of_line, handle_directive, pass_thru_directive,
2923 get_directive_token, read_line_number, cpp_print_file_and_line,
2924 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
2925 v_cpp_warning_with_line, detect_if_not_defined,
2926 consider_directive_while_skipping): Add static prototypes.
2927 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
2928 cpp_pedwarn_with_file_and_line): Constify a char*.
2930 * cpplib.h (cpp_options, include_hash, progname, definition,
2931 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
2932 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
2933 find_include_file, deps_output, include_hash): Constify a char*.
2935 * cppmain.c (progname): Constify.
2936 (main): Add prototype. Use return, not exit.
2938 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
2939 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
2940 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
2941 check_protection): Add static prototype.
2943 (progname, recognized_macrom, recognized_extern): Constify a char*.
2944 (main): Add prototype.
2946 * gen-protos.c (progname): Constify a char*.
2948 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
2950 * emit-rtl.c (free_emit_status): Take decl as a parameter.
2951 (init_emit_once): Add more GC roots.
2952 * except.c (mark_func_eh_entry): New function.
2953 (mark_eh_node): Mark false_label and rethrow_label.
2954 (init_eh): Add more GC roots.
2955 * function.c (free_after_compilation): Take decl as a paramter.
2956 Call free_stmt_status.
2957 (mark_function_state): Don't assume x_parm_reg_stack_loc is
2959 * function.h (free_after_compilation): Change prototype.
2960 (free_varasm_status): Likewise.
2961 (free_emit_status): Likewise.
2962 (free_stmt_status): New function.
2963 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
2964 Remove, replacing with ...
2965 (ggc_status): New structure.
2966 (ggc_chain): New variable.
2968 (ggc_push_context): New function.
2969 (ggc_pop_context): Likewise.
2970 (ggc_alloc_rtx): Adjust for use of ggc_chain.
2971 (ggc_alloc_rtvec): Likewise.
2972 (ggc_alloc_tree): Likewise.
2973 (ggc_alloc_string): Likewise.
2974 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
2975 (ggc_mark_tree): Give language-dependent code a chance to mark
2977 (ggc_mark_tree_varray): Handle empty arrays.
2978 (ggc_collect): Adjust for use of ggc_chain. Clear
2979 bytes_alloced_since_last_gc.
2980 * ggc.h (ggc_pop_context): New function.
2981 (ggc_push_context): Likewise.
2982 * print-tree.c (print_node): Don't print obstacks when GC'ing.
2983 * stmt.c (free_stmt_status): New function.
2984 (init_stmt_for_function): Clear last_expr_value.
2985 * toplev.c (rest_of_compilation): Always call free_after_compilation.
2986 Conditionalize call to ggc_collect.
2987 (main): Call init_ggc.
2988 * tree.c (push_obstacks): Do the push, even when GC'ing.
2989 (push_obstacks_nochange): Likewise.
2990 (pop_obstacks): Liekwise.
2991 * varasm.c (free_varasm_status): Take decl as a parameter.
2993 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
2995 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
2996 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
2997 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
2998 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
3000 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
3002 * pa/x-pa-mpeix: New file for the MPE port.
3004 * pa/quadlib.asm: New file for long double support.
3006 * configure.in: Add hppa1.0-*-mpeix for MPE port.
3007 * configure: Rebuilt.
3009 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
3011 * final.c (shorten_branches): Fix last change.
3013 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
3015 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
3017 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
3019 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
3022 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3024 * c-aux-info.c (concat): Don't define.
3026 * cccp.c (my_strerror): Likewise. All callers changed to use
3028 (do_include): Call xstrdup, not xmalloc/strcpy.
3029 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
3030 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
3032 * collect2.c (my_strsignal): Likewise. All callers changed to use
3034 (locatelib): Call xstrdup, not xmalloc/strcpy.
3036 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
3038 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
3040 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
3042 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
3044 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
3046 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
3048 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
3050 (find_all_handler_type_matches): Likewise. Don't check return
3052 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
3053 xmalloc, not malloc.
3054 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
3056 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
3057 (init_spec): Call xcalloc, not xmalloc/bzero.
3058 (set_spec): Call xstrdup, not save_string.
3059 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
3060 (find_a_file): Call xstrdup, not xmalloc/strcpy.
3061 (process_command): Call xstrdup, not save_string.
3062 (main): Call xcalloc, not xmalloc/bzero.
3064 * gcov.c (xmalloc): Don't define.
3065 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
3066 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
3067 (output_data): Call xcalloc, not xmalloc/bzero.
3069 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
3071 * mips-tdump.c (xmalloc): Don't define.
3072 (print_symbol): Call xmalloc, not malloc.
3073 (read_tfile): Call xcalloc, not calloc.
3075 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
3076 Don't define. All callers of xfree/my_strsignal changed to use
3077 free/strsignal instead.
3078 (allocate_cluster): Call xcalloc, not calloc.
3080 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
3081 Fix memory leak, free allocated memory.
3083 * prefix.c (translate_name): Call xstrdup, not save_string.
3084 (update_path): Likewise.
3086 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
3088 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
3089 Don't define. Callers of xfree/savestring2 changed to use
3090 free/concat instead.
3092 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
3093 (init_elim_table): Likewise.
3095 * resource.c (init_resource_info): Likewise.
3097 * stupid.c (stupid_life_analysis): Likewise.
3099 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
3100 (open_dump_file): Call concat, not xmalloc/strcpy/...
3101 (clean_dump_file): Likewise.
3102 (compile_file): Call xstrdup, not xmalloc/strcpy.
3104 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
3106 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
3107 * v850.c (v850_va_arg): New.
3109 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3111 * haifa-sched.c: Tidy comments.
3113 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3115 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
3116 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
3117 $(out_object_file)): Depend on ggc.h.
3118 * c-common.c: Include "ggc.h".
3119 (combine_strings): If doing GC, use ggc_alloc_string.
3120 * c-decl.c: Include "ggc.h".
3121 (ggc_p): Define with value 0.
3122 (mark_binding_level): New function.
3123 (init_decl_processing): Add GC roots.
3124 (mark_c_function_context): New function.
3125 (lang_mark_false_label_stack): New function.
3126 (lang_mark_tree): New function.
3127 (lang_cleanup_tree): New function.
3128 * c-lang.c: Include "ggc.h".
3129 (lang_init): Call c_parse_init.
3130 * c-lex.c: Include "ggc.h".
3131 (check_linenum): If doing GC, don't copy filenames to permanent
3133 * c-parse.in: Include "ggc.h".
3134 (c_parse_init): New function.
3135 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
3136 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
3138 * except.c (mark_eh_state): Mark more state.
3139 * function.c (mark_function_state): Likewise.
3140 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
3141 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
3142 * toplev.c (mark_file_stack): New function.
3143 (compile_file): If doing GC, use ggc_alloc_string on input filename.
3144 (main): Add root for input_file_stack.
3146 * i386.c: Include "ggc.h".
3147 (ix86_mark_machine_status): New function.
3148 (override_options): Set mark_machine_status.
3150 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3152 * tree.c (copy_node): Copy node contents also if doing GC.
3154 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
3156 * collect2.c (scan_libraries): Fix double-thinko :-).
3158 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
3160 * collect2.c (scan_libraries): Fix thinko.
3162 * cse.c (delete_trivially_dead_insns): Do not skip the last
3163 insn if it is a real insn.
3165 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
3167 * Makefile.in (ggc-simple.o): Depend on hash.h.
3168 * ggc.h (ggc_add_tree_hash_table_root): Declare.
3169 (ggc_mark_tree_varray): Likewise.
3170 (ggc_mark_tree_hash_table): Likewise.
3171 * ggc-simple.c: Include hash.h.
3172 (ggc_mark_tree_hash_table_ptr): New function.
3173 (ggc_mark_tree_hash_table_entry): Likewise.
3174 (ggc_mark_tree_hash_table): Likewise.
3175 (ggc_add_tree_hash_table_root): Likewise.
3176 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
3177 rtx, when defining fields.
3179 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
3181 * profile.c (output_func_start_profiler): Remove apparently
3182 nonsensical call to start_sequence.
3184 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
3186 * clipper/clipper.c (clipper_va_start): Fix typos.
3188 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
3189 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
3190 (spur_va_arg): New stub.
3192 * configure.in: Comment out pyramid.
3194 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
3196 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
3197 don't conflict with the bits that win32, cygwin, and dgux
3200 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
3201 Bernd Schmidt <bernds@cygnus.co.uk>
3203 * integrate.c (function_cannot_inline_p): Do not inline
3204 functions with forced labels.
3206 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
3207 Bernd Schmidt <bernds@cygnus.co.uk>
3208 Mark Mitchell <mark@codesourcery.com>
3210 * Makefile.in (ggc-simple.o): Depend on varray.h.
3211 (rtl.o): Depend on ggc.h.
3212 (genattrtab.o): Depend on ggc.h.
3213 (print-tree.o): Likewise.
3214 (fold-const.o): Likewise.
3215 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
3216 (make_insn_raw): Don't cache insns when GC'ing.
3217 (emit_insn_before): Likewise.
3218 (emit_insn_after): Likewise.
3219 (emit_insn): Likewise.
3220 (start_sequence): Use xmalloc to allocate the sequence_stack.
3221 (end_sequence): Add free to free it.
3222 (gen_sequence): Don't cache insns when GC'ing.
3223 (clear_emit_caches): Don't use sequence_element_free_list.
3224 (init_emit): Use xcalloc, not xmalloc+bzero.
3225 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
3226 * function.c (pop_function_context_from): Use free to free the
3227 fixup_var_refs_queue.
3228 (put_reg_into_stack): Allocate it with xmalloc.
3229 * genattrtab.c: Include ggc.h.
3230 (operate_exp): Don't use obstack_free when GC'ing.
3231 (simplify_cond): Likewise.
3232 (simplify_text_exp): Likewise.
3233 (optimize_attrs): Likewise.
3234 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
3236 (gencode): Generate a #include for ggc.h.
3237 * ggc-callbacks.c (ggc_p): Define it to zero.
3238 * ggc-none.c (ggc_p): Likewise.
3239 * ggc-simple.c: Include varray.h.
3240 (ggc_mark_tree_varray): New function.
3241 (ggc_add_tree_varray_root): Likewise.
3242 (ggc_mark_tree_varray_ptr): Likewise.
3243 * ggc.h (ggc_p): Declare.
3244 (varray_head_tag): Likewise.
3245 (ggc_add_tree_varray_root): Declare.
3246 * print-tree.c (print_node): Don't check for TREE_PERMANENT
3247 inconsistencies when GC'ing.
3248 * rtl.c: Include ggc.h.
3249 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
3250 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
3251 (rtx_free): Don't call obstack_free when GC'ing.
3252 * toplev.c (rest_of_compilation): Call ggc_collect after every
3254 * tree.c (push_obstacks): Do nothing, if GC'ing.
3255 (pop_obstacks_nochange): Likewise.
3256 (pop_obstacks): Likewise.
3257 (make_node): Use ggc_alloc_tree when GC'ing.
3258 (copy_node): Likewise.
3259 (get_identifier): Use ggc_alloc_string when GC'ing.
3260 (build_string): Likewise.
3261 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
3262 (tree_cons): Likewise.
3264 (type_hash_canon): Don't call obstack_free when GC'ing.
3266 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
3268 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
3269 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
3271 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
3272 Bernd Schmidt <bernds@cygnus.co.uk>
3273 Mark Mitchell <mark@codesourcery.com>
3275 * Makefile.in (stor-layout.o): Depend on ggc.h.
3276 (expr.o): Depend on ggc.h.
3277 (profile.o): Depend on ggc.h.
3278 (stor-layout.o): Depend on ggc.h.
3279 * emit-rtl.c (init_emit_once): Add gc roots.
3280 * expr.c: Include ggc.h.
3281 (emit_block_move): Add gc roots.
3282 (clear_storage): Likewise.
3283 * expr.h (init_stor_layout_once): New function.
3284 * profile.c: Include ggc.h.
3285 (init_arc_profiler): profiler_label is a root.
3286 * scan.c (make_sstring_space): Trust xrealloc to function
3287 correctly with first parameter NULL.
3288 * stor-layout.c: Include ggc.h.
3289 (set_sizetype): Add gc root.
3290 (init_stor_layout_once): New function.
3291 * toplev.c (compile_file): Call it.
3293 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
3294 Bernd Schmidt <bernds@cygnus.co.uk>
3295 Mark Mitchell <mark@codesourcery.com>
3297 * Makefile.in (tree.o): Depend on ggc.h.
3298 (varasm.o): Likewise.
3299 (function.o): Likewise.
3301 (except.o): Likewise.
3302 (optabs.o): Likewise.
3303 (emit-rtl.o): Likewise.
3304 * emit-rtl.c: Include ggc.h.
3305 (sequence_element_free_list): Remove, and all references.
3306 (mark_sequence): New functions.
3307 (mark_emit_state): New function.
3308 * except.c: Include ggc.h.
3309 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
3310 (mark_tree_label_node): New functions.
3311 (mark_eh_state): New function.
3312 * function.c: Include ggc.h.
3313 (mark_temp_slot, mark_function_chain): New functions.
3314 (mark_function_state): New function.
3315 (init_function_once): New function.
3316 * function.h (init_function_once): New function.
3317 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
3318 * ggc.h (label_node): Declare.
3319 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
3320 (lang_mark_false_label_stack): New function.
3321 (mark_temp_slot): Remove declaration.
3322 (mark_function_chain): Likewise.
3323 (mark_eh_state): Adjust prototype.
3324 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
3326 * optabs.c: Include ggc.h.
3327 (mark_optab): New function.
3328 (init_optabs): Add gc roots.
3329 * stmt.c: Include ggc.h.
3330 (mark_cond_nesting, mark_loop_nesting): New functions.
3331 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
3332 (mark_stmt_state): New function.
3333 * toplev.c (compile_file): Call init_function_once.
3334 * tree.c: Include ggc.h.
3335 (type_hash): Move declaration earlier in file.
3336 (TYPE_HASH_SIZE, type_hash_table): Likewise.
3337 (init_obstacks): Add gc roots.
3338 (mark_type_hash): New function.
3339 * varasm.c: Include ggc.h.
3340 (mark_pool_constant): New function.
3341 (mark_varasm_state): New function.
3343 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3345 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
3347 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3349 * c-decl.c (struct language_function): Renamed from struct c_function.
3351 (c_function_chain): Delete.
3352 (push_c_function_context): New arg F. Don't warn about nested
3353 functions here. Fill LANGUAGE elt of F. Delete code to update
3354 c_function_chain. Don't call push_function_context.
3355 (pop_c_function_context): New arg F. Restore from there instead of
3356 from c_function_chain. Don't call pop_function_context. Clear out
3357 LANGUAGE field of F when done.
3358 * c-lang.c: Include "function.h"
3359 (lang_init): Initialize save_lang_status and restore_lang_status.
3360 * c-parse.in (nested_function, nested_function_notype): Warn about
3361 nested functions. Call push_function_context/pop_function_context
3362 instead of the _c_ variants.
3363 * c-tree.h (push_c_function_context, pop_c_function_context): Update
3365 * Makefile.in (c-lang.o): Update dependencies.
3367 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
3368 regno_pointer_flag, regno_pointer_align.
3369 (gen_reg_rtx): Use xrealloc to enlarge them.
3370 (free_emit_status): New function.
3371 * function.c (mark_machine_status, mark_lang_status): New variables.
3372 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
3373 in some bits from assign_stack_local. All callers changed to use new
3375 (assign_stack_local): Just call assign_stack_local_1.
3376 (free_after_compilation): New function.
3377 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
3378 (trampoline_address): Likewise.
3379 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
3380 (prepare_function_start): Explicitly clear some more variables.
3381 * function.h (struct function): New elt can_garbage_collect.
3382 (mark_machine_status, mark_lang_status): Declare variables.
3383 (free_after_compilation, free_emit_status, free_varasm_status,
3384 init_varasm_status): Declare functions.
3385 * toplev.c (rest_of_compilation): Call free_after_compilation when
3386 done with the current function.
3387 * varasm.c (free_varasm_status): New function.
3389 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
3391 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
3392 (EXPAND_BUILTIN_VA_ARG): Define.
3393 * sparc.c (sparc_va_start): New.
3394 (sparc_va_arg): New.
3396 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3398 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
3400 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3402 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
3404 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
3406 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
3408 (ggc-callbacks.o): New target.
3409 * ggc-callbacks.c: New file.
3411 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3413 * expr.h: Collapse individual optab and libfunc vars to arrays.
3414 (optab_index, libfunc_index): New enumerations.
3415 (optab_table, libfunc_table): New arrays.
3416 Add accessor macros for both.
3418 * optabs.c (optab_table, libfunc_table): New.
3419 Delete declarations for individual optab and libfunc vars.
3421 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
3423 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
3425 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
3427 * Makefile.in (GGC, GGC_LIB): New.
3428 (HOST_RTL): Include ggc-none.o.
3429 (ggc-simple.o): New target.
3430 (ggc-none.o): Likewise.
3431 * tree.h (tree_common): Add gc_mark.
3432 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
3433 (struct rtvec_def): Add gc_mark.
3434 * emit-rtl.c (global_rtl): Update static initializers to contain
3435 enough initializers.
3436 * ggc.h, ggc-none.c, ggc-simple.c: New files.
3437 * toplev.c (gc_time): New variable.
3438 (all_time): New variable.
3439 (compile_file): Print gc time.
3440 (print_time): Calculate percentage of the whole.
3442 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3444 Change obstack memory management and varasm constant pool handling so
3445 that nested functions are treated like any other functions.
3446 * function.c (init_machine_status): New variable.
3447 (push_function_context_to): Set contains_functions for the outer
3448 function. Don't call save_varasm_status.
3449 (pop_function_context_from): Don't call restore_varasm_status. Don't
3450 set current_function_contains_functions.
3451 (prepare_function_start): Call init_varasm_status rather than
3452 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
3454 * function.h (struct function) Add field varasm. Delete fields
3455 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
3456 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
3457 (init_machine_status): Declare.
3458 (save_varasm_status, restore_varasm_status): Delete declarations.
3459 (save_tree_status, restore_tree_status): Delete last argument.
3460 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
3461 code. All callers changed.
3462 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
3463 save_constants_in_decl_trees, restore_constants, save_constants,
3464 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
3466 (inlining): New variable.
3467 (reg_map, label_map, insn_map, orig_asm_operands_vector,
3468 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
3470 (save_for_inline_nocopy): Don't save constants.
3471 Don't set inl_emit field in current_function.
3472 (expand_inline_function): Use emit field, not inl_emit, of the inlined
3473 function. Set new variable inlining before
3474 calling copy_rtx_and_substitute.
3475 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
3476 constant pool references if inlining is nonzero.
3477 Delete ADDRESS and (most of the) CONST cases.
3478 (output_inline_function): Save and restore current_function/
3479 current_function_decl. Delete restore_constants code. Don't call
3480 init_const_rtx_hash_table.
3481 * output.h (init_const_rtx_hash_table): Don't declare.
3482 * rtl.h (struct function): Declare.
3483 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
3484 * toplev.c (rest_of_compilation): Don't treat nested functions or
3485 functions containing them specially. Delete all code to deal with
3486 save_for_inline_copying.
3487 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
3488 inline_obstacks): Delete variables.
3489 (save_tree_status): Lose arg CONTEXT. All callers changed.
3490 Simply allocate a new function_maybepermanent_obstack for the new
3491 function, delete all the special cases.
3492 Don't save inline_obstacks.
3493 (restore_tree_status): Lose arg CONTEXT. All callers changed.
3494 Delete special handling for function_maybepermanent_obstack; simply
3496 Don't restore inline_obstacks.
3497 (permanent_allocation): Delete code that frees inline_obstacks.
3498 (print_inline_obstack_statistics): Delete function.
3499 (dump_tree_statistics): Don't call it.
3500 * varasm.c (struct varasm_status): New.
3501 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
3502 last_pool, pool_offset, const_double_chain): Delete global
3503 variables, replace with accessor macros.
3504 (immed_double_const): Don't walk const_double_chain outside a
3505 function, but don't treat nested functions specially anymore.
3506 (immed_real_const_1): Likewise.
3507 (clear_const_double_mem): Don't treat nested functions specially.
3508 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
3509 (save_varasm_status, restore_varasm_status): Delete functions.
3510 (init_varasm_status): New function.
3511 (force_const_mem): Don't treat nested functions specially.
3512 (find_pool_constant): Accept new arg F, search for constants in
3513 that function's pool rather than the current one. All callers
3515 (get_pool_constant_for_function, get_pool_mode_for_function): New
3518 * i386.c (init_386_machine_status): New function, mostly from
3519 clear_386_stack_locals.
3520 (struct machine_functions): Rename element names to avoid name
3522 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
3523 macros, replacing global variables.
3524 (clear_386_stack_locals, save_386_machine_status,
3525 restore_386_machine_status): Delete functions.
3526 (override_options): Initialize init_machine_status.
3527 * i386.h (INIT_EXPANDERS): Delete macro.
3528 (save_386_machine_status, restore_386_machine_status,
3529 clear_386_stack_locals): Delete declarations.
3531 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3533 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
3534 (doloop_begin): Simplify pattern and use emit_jump_insn.
3535 (doloop_end): Simplify pattern, switch operand order,
3536 and use emit_jump_insn.
3538 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
3540 * function.h (struct function): Add new element LANGUAGE.
3541 (save_lang_status): Declare new variable.
3542 (restore_lang_status): Likewise.
3543 * function.c (save_lang_status): Define.
3544 (restore_lang_status): Likewise.
3545 (push_function_context_to): Call language-specific save function.
3546 (pop_function_context_from): Call language-specific restore function.
3548 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
3550 * i386.md (movsf_1): Check REG_P before use of REGNO.
3551 (movdf_1): Likewise.
3552 (movxf_1): Likewise.
3553 (extendsfdf2): Likewise.
3554 (extendsfxf2): Likewise.
3555 (extenddfxf2): Likewise.
3557 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3559 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
3560 constants into memory.
3561 (c4x_shiftable_constant): New function.
3562 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
3563 (c4x_shiftable_constant): Declare.
3564 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
3565 ashlqi3_noclobber): Add new patterns and associated splitters.
3567 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
3569 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
3570 * dwarf2out.c (dwarf2out_frame_init): Likewise.
3571 * final.c (shorten_branches): Likewise.
3572 * global.c (global_alloc): Likewise.
3573 * haifa-sched.c (build_control_flow): Likewise.
3574 * stmt.c (check_for_full_enumeration_handling): Likewise.
3575 (estimate_case_costs): Likewise.
3577 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
3579 * rtl.h (RTL_CHECKC2): Fix typo in last change.
3581 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
3583 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
3584 (recompute_reg_usage): Likewise.
3585 * rtlanal.c (find_regno_fusage): Likewise.
3587 * rtl.c (rtl_check_failed_code1): New function.
3588 (rtl_check_failed_code2): New.
3589 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
3590 (RTL_CHECKC1, RTL_CHECKC2): New.
3591 (XC*): New accessor macros.
3592 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
3593 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
3594 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
3595 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
3596 (TRAP_*, RANGE_INFO_*): Likewise.
3598 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3600 * Makefile.in (tlink.o): Don't depend on toplev.h.
3602 * collect2.c (c_file, o_file, export_file, import_file, ldout,
3603 output_file, nm_file_name, ldd_file_name, strip_file_name,
3604 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
3605 add_prefix, prefix_from_env, prefix_from_string, do_wait,
3606 fork_execute, maybe_unlink, add_to_list,
3607 extract_init_priority, write_list, dump_list,
3608 dump_prefix_list, write_list_with_asm, write_c_file,
3609 write_c_file_stat, write_c_file_glob, scan_prog_file,
3610 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
3611 ignore_library, extract_string, notice, dump_file, target_machine,
3612 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
3613 read_file, print_load_command): Constify a char*.
3614 (fdopen, error, fatal, fatal_perror): Don't prototype.
3615 (my_strerror): Remove. All callers use xstrerror instead.
3616 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
3617 (main): Add prototype. Constify lots of char* ptrs. Change calls
3618 to xcalloc/strcpy/strcat/... to one call to concat.
3619 (main, scan_prog_file, scan_libraries): Use an intermediate
3620 `const char **' to build an argv array.
3621 (mapfile, libselect, libcompare, locatelib): Add prototypes.
3623 * collect2.h (collect_execute, collect_wait, dump_file,
3624 file_exists): Constify a char*.
3625 (ldout, c_file_name, temporary_obstack, permanent_obstack,
3626 temporary_firstobj, vflag, debug): Add extern declarations.
3627 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
3629 * tlink.c: Don't include toplev.h.
3630 (vflag, debug, ldout, c_file_name, temporary_obstack,
3631 permanent_obstack, temporary_firstobj): Don't declare.
3632 (tlink_execute, frob_extension, symbol_hash_lookup,
3633 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
3634 recompile_files, read_repo_files, demangle_new_symbols,
3635 scan_linker_output): Constify a char*.
3636 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
3637 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
3639 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
3641 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
3642 (relative) rather than jsr (absolute) subroutine call insns.
3643 * config/m68k/m68k-coff.h: Ditto.
3645 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
3647 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
3648 now rework these too.
3649 (arm_reorg): If an insn can't reach the end of the current pool,
3650 ensure that we emit that pool before the insn.
3652 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
3654 * tlink.c (scan_linker_output): Skip the initial underscore in
3655 a mangled name if appropriate.
3657 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3659 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
3660 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
3661 error_with_ivar, gen_declarator, create_builtin_decl,
3662 my_build_string, generate_descriptor_table, generate_ivars_list,
3663 generate_dispatch_table, check_protocols, TAG_GETCLASS,
3664 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
3665 dump_base_name, lang_decode_option, build_encode_expr,
3666 start_class, finish_class, encode_pointer, really_start_method,
3667 gen_declaration, dump_interface, handle_class_ref, handle_impent):
3669 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
3670 Add static prototypes.
3671 (build_objc_string_decl, build_selector_reference_decl,
3672 encode_bitfield, build_class_reference_decl): Remove unused
3673 parameter, all callers changed.
3674 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
3675 (objc_printable_name): Likewise. Change second parameter to type int.
3676 (init_objc): Use memcpy, not bcopy, to avoid casts.
3678 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
3680 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
3681 reg notes on a deleted insn.
3682 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
3684 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
3686 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
3688 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3690 * stmt.c (expand_asm_operands): Fix index into inout_mode when
3693 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
3695 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
3696 * tm.texi (MD_ASM_CLOBBERS): Document it.
3698 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
3700 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
3701 * except.c (expand_rethrow): Remove unused variable.
3702 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
3703 * flow.c (replace_insns): Likewise.
3704 (create_edge_list, verify_edge_list): Likewise.
3705 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
3707 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
3708 is special code to run.
3709 (main): Don't define operands to emit_operand.
3710 * genrecog.c (main): Don't emit an empty peephole2_insn function.
3712 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
3714 * alpha/alpha.h (normal_memory_operand): Declare.
3715 (reg_no_subreg_operand): Declare.
3716 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
3718 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
3720 * c-parse.in (compstmt_primary_start): New, broken out of first
3721 part of compstmt handling in primary.
3722 (primary): Use it. Add an error clause.
3723 (compstmt_nostart): Renamed from compstmt; remove all
3724 initial invocations of compstmt_start.
3727 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
3729 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
3732 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
3734 * combine.c (simplify_shift_const): Remove extra semicolon.
3735 * dwarf2out.c (remove_AT): Likewise.
3736 * expmed.c (expand_mult): Likewise.
3737 * gcov.c (create_program_flow_graph): Likewise.
3738 * reorg.c (mostly_true_jump): Likewise.
3740 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
3742 * fold-const.c (fold_range_test): Do not try to fold the range
3743 test if the rhs or lhs has side effects.
3745 * combine.c (simplify_rtx): Recognize another case of a synthesized
3748 * varasm.c (mark_constant_pool): When marking indirect references,
3749 only look at SYMBOL_REFs.
3751 * except.c (expand_fixup_region_end): Do not peek at
3752 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
3754 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
3756 * flags.h: New variables align_loops, align_loops_log,
3757 align_jumps, align_jumps_log, align_labels, align_labels_log,
3758 align_functions, align_functions_log.
3759 * toplev.c: Define them.
3760 (f_options): Handle -falign-* when they have no argument.
3761 (main): Add logic to set variables for -falign-functions,
3762 -falign-jumps, -falign-labels, -falign-loops.
3763 Make it -fsched-verbose=<n> and -finline-limit=<n>.
3764 (display_help): Change help to match options.
3765 * final.c (LABEL_ALIGN): Default to align_labels_log.
3766 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
3767 (LOOP_ALIGN): Default to align_loops_log.
3768 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
3769 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
3770 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
3771 * varasm.c (assemble_start_function): Handle align_functions.
3773 * config/sparc/sparc.h: Don't declare sparc_align_*.
3774 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
3775 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
3777 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
3779 * config/sparc/sparc.c: Delete sparc_align_loops,
3780 sparc_align_jumps, sparc_align_funcs and the corresponding string
3782 (sparc_override_options): Default align_functions on ultrasparc.
3783 Delete -malign-* handling.
3785 * config/mips/mips.c (override_options): On 64-bit targets,
3786 try to align code to 64-bit boundaries.
3787 (print_operand): New substitution, %~,
3788 which aligns labels to align_labels_log.
3789 * config/mips/mips.md (div_trap_normal): Use %~.
3790 (div_trap_mips16): Likewise.
3795 (ashldi3_internal): Likewise.
3796 (ashrdi3_internal): Likewise.
3797 (lshrdi3_internal): Likewise.
3798 (casesi_internal): Likewise.
3800 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
3802 Merge new ia32 backend from the branch!
3804 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
3805 See ChangeLog.P2 on new_ia32_branch for details.
3807 * rtl.h (stack_regs_mentioned_p): Delete prototype.
3808 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
3809 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
3810 * i386/gas.h (ASM_FILE_START): Define.
3811 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
3812 for name change of ix86_valid_decl_attribute_p.
3813 (i386_pe_valid_type_attribute_p): Similarly.
3815 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
3817 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
3818 to step through CC modes.
3820 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3822 * regmove.c (fixup_match_1): Don't move INSN in front of P if
3823 it would end up in the shadow of a live flags regsiter.
3825 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3827 * reload1.c: Fix many indentation problems.
3828 * reload.c: Likewise.
3830 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
3832 * alias.c (non_local_reference_p): Constify fmt.
3834 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
3836 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
3838 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
3840 * cse.c (delete_trivially_dead_insns): Do not delete stores to
3841 the internal_arg_pointer.
3843 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
3845 Merge peephole2 from new_ia32_branch:
3846 * Makefile.in (STAGESTUFF): Add *.peephole2.
3847 (mostlyclean): Likewise.
3848 (recog.o): Depend on resource.h.
3850 * final.c (peephole): Conditionalize decl on HAVE_peephole.
3851 (final_scan_insn): Likewise for the invocation of peephole.
3852 * genconfig.c (main): Look for peephole and peephole2 patterns.
3853 Emit HAVE_peephole* accordingly.
3854 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
3855 * flags.h (flag_peephole2): Declare.
3856 * toplev.c: New pass peephole2. New flag -fpeephole2.
3858 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
3859 * gencodes.c (main): Likewise.
3860 * genextract.c (main): Likewise.
3861 * genoutput.c (main): Likewise.
3862 * genemit.c (max_operand_1): Look for the max scratch operand.
3863 (gen_rtx_scratch): New.
3864 (gen_exp): Use it, and pass on new arg subroutine_type.
3865 (gen_expand): Take max scratch into account.
3866 (gen_split): Emit peephole2 functions.
3867 (output_peephole2_scratch): New.
3868 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
3869 * genrecog.c (routine_type): Add PEEPHOLE2.
3871 (make_insn_sequence): Match outer parallel for peep2. Discard
3872 top level scratches and dups.
3873 (add_to_sequence): New args insn_type and top. Update all callers.
3874 Handle toplevel peep2 matching insns.
3875 (write_subroutine): Handle peep2.
3876 (write_tree_1): Likewise.
3877 (write_tree): Likewise.
3879 (change_state): New arg afterward. Update all callers.
3880 Handle matching separate insns.
3881 * recog.c (recog_next_insn): New.
3882 (peephole2_optimize): New.
3883 * rtl.def (DEFINE_PEEPHOLE2): New.
3884 * resource.c (find_free_register): New argument last_insn. Use it
3885 to find a register available through the entire span.
3886 * resource.h (find_free_register): Update prototype.
3888 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
3890 * i386.c (output_strlen_unroll): Don't write xops[7]
3891 label if it wasn't set.
3893 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
3895 * cpplib.c (struct directive): Const-ify name pointer and
3896 function pointer prototype.
3897 (validate_else, do_define, do_line, do_include, do_undef,
3898 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
3899 do_elif, do_endif, do_sccs, do_assert, do_unassert,
3900 do_warning): Const-ify second arg.
3901 (directive_table): Mark const. Reorder entries by frequency
3902 of usage, record statistics.
3904 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
3906 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
3907 bounds- check RTL accesses if --enable-checking.
3908 (RTVEC_ELT): Bounds check if --enable-checking.
3909 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
3910 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
3911 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
3913 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
3914 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
3916 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
3917 (NOTE_SOURCE_FILE): Use X0STR.
3918 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
3919 MEM_ALIAS_SET): Use X0INT.
3920 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
3921 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
3923 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
3924 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
3925 (rtl_check_failed_bounds, rtl_check_failed_type1,
3926 rtl_check_failed_type2, rtvec_check_failed_bounds): New
3928 (fancy_abort): Fix comment.
3930 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
3931 (cse_insn): Decrement LABEL_NUSES for jump target before
3933 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
3934 * final.c (alter_subreg): Compute regno before changing x to
3935 REG; set REGNO(x) after changing it.
3936 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
3937 notes containing CONST_INTs.
3938 (delete_eh_regions): Use NOTE_EH_HANDLER.
3939 * function.c (put_reg_into_stack): Make reg a MEM before
3941 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
3943 (gen_mem_addressof): Make reg a MEM before initializing it.
3944 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
3946 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
3947 deleting an insn, not after.
3948 (block_alloc): Only look at PATTERN(insn) if we have to, and
3949 only if it's format class 'i'.
3950 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
3951 CONST_INT before using its INTVAL.
3952 * print-rtl.c (print_rtx): Use X0STR.
3953 * regmove.c (fixup_match_1): Don't look at PATTERN of
3954 non-class-'i' insn chain elements.
3955 * reload.c (loc_mentioned_in_p): Take address of
3956 in->fld[1].rtx directly.
3957 * reload1.c (reload): Change reg to a MEM before initializing
3959 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
3961 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
3963 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
3965 * config/mips/mips.c (machine_dependent_reorg): Force a
3966 barrier to output the local constant pool if a barrier hasn't
3967 been found at a natural point in the instruction stream.
3969 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3971 * c-parse.in (language_string): Constify.
3973 * dwarf2out.c (language_string): Remove declaration.
3975 * dwarfout.c (language_string): Likewise.
3977 * toplev.c (language_string, init_parse, finish_parse): Likewise.
3979 * tree.h (language_string, init_parse, finish_parse): Declare.
3981 * i386/sun386.h (language_string): Remove declaration.
3983 * mips.h (language_string): Likewise.
3985 * nextstep.h (language_string): Likewise.
3987 * nextstep21.h (language_string): Likewise.
3989 * rs6000.c (language_string): Likewise.
3991 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3993 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
3994 (getpwd.o): Remove target.
3996 * getpwd.c: Delete file. Its in libiberty now.
3998 * dbxout.c (getpwd): Don't prototype.
3999 * dwarf2out.c (getpwd): Likewise
4000 * dwarfout.c (getpwd): Likewise
4001 * final.c (getpwd): Likewise.
4002 * protoize.c (getpwd): Likewise.
4004 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4006 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
4008 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
4010 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
4013 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
4015 * fixinc/Makefile.in (subdir): New.
4016 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
4019 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
4021 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
4022 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
4025 * invoke.texi: Fix typo.
4027 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
4028 changed. Handle autoincrement addressing modes.
4030 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
4031 just like we would the virtual incoming args register when
4034 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
4036 * rs6000.h (ASM_FILE_START): Specify complete filename, including
4037 path, in .file directive.
4039 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
4041 * gcc.texi (External Bugs): Remove obsolete note about Perl on
4044 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
4046 * stdbool.h: Make the typedef name _Bool, with bool a #defined
4049 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4051 * tree.c (tree_code_name): Constify a char*.
4053 * tree.h (tree_code_name, decl_printable_name): Likewise.
4055 * function.h (struct function): Likewise.
4057 * toplev.c (decl_name, decl_printable_name): Likewise.
4059 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
4061 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
4062 (init_objc): Remove function pointer cast.
4064 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
4066 * pa.md (interspace_jump): New pattern.
4067 (builtin_longjmp): New expander.
4069 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
4071 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
4072 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
4073 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
4075 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
4077 * jump.c (delete_prior_computation): Also check calls
4078 to constant functions. Don't bother checking for a
4079 REG_UNUSED note before adding it.
4080 (delete_computation): Handle multi-word hard registers
4081 when synthesizing missing REG_DEAD notes for a register
4082 which is both set and used by an insn.
4084 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4086 * loop.c (this_loop_info): New variable.
4087 (loop_has_call, loop_has_volatile, loop_has_tablejump,
4088 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
4090 (prescan_loop, strength_reduce): New argument loop_info. All callers
4092 (scan_loop): New variable loop_info, initialise to address of
4094 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
4095 Delete variable loop_has_multiple_exit targets and replace with
4096 field in this_loop_info.
4097 (find_and_verify_loops): Rename this_loop to this_loop_num.
4098 (strength_reduce): Delete loop_iteration_info. Replace variable
4099 loop_info with function argument of same name.
4100 (insert_bct): Rework test for loop being completely unrolled.
4102 * loop.h (struct loop_info): New fields num, loops_enclosed,
4103 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
4104 has_indirect_jump, and cont. Redefine use of unroll_number.
4105 (loop_unroll_number): Delete.
4107 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
4109 (loop_iterations): Delete variable vtop and instead use
4110 loop_info->vtop computed in prescan_loop.
4112 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
4114 * fix-header.c (main): Do not pass a null pointer to strcmp.
4116 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
4118 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
4120 * configure: Rebuilt.
4122 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
4124 * jump.c (jump_optimize_1): Do not delete assignments to
4125 internal_arg_pointer.
4126 * cse.c (delete_trivially_dead_insns): Always consider a set of
4127 the internal_arg_pointer live.
4129 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
4131 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
4132 (update_life_info) [REG_WAS_0]: Search the original insns rather
4133 than the new insns for the note. Fix typos finding note_dest.
4134 If no dest found, discard the note rather than abort.
4135 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
4136 (replace_insns): Remove the old insn list after update_life_info
4139 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
4141 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
4143 (sched_analyze_1): Let add_dependence care for not adding dups.
4144 (sched_analyze_2): Likewise.
4145 (add_branch_dependences): Likewise.
4147 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
4149 * i386/winnt.c (export_list): New type.
4150 (exports_head): Rename to
4151 (export_head): this.
4152 (i386_pe_record_exported_symbol): Add is_data flag.
4153 (i386_pe_asm_file_end): Emit directive for exported variables.
4154 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
4156 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
4157 (ASM_DECLARE_OBJECT_NAME): Likewise.
4158 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4159 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4161 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
4163 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
4165 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
4168 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
4170 * config/openbsd.h: Define SET_ASM_OP.
4171 * tm.texi: cross-reference SET_ASM_OP in the index.
4173 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
4175 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
4176 for a CONST_DOUBLE, at compile time. Initialize rtx_length
4177 and class_narrowest_mode at compile time. Kill init_rtl.
4178 Mark rtx_length, mode_class, mode_size, mode_unit_size,
4179 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
4180 rtx_format as const. Kill all references to EXTRA_CC_MODES or
4182 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
4184 * rtl.h: Declare rtx_length and rtx_format as const.
4185 * machmode.def: Define CC(). Use CC() to define CCmode. If
4186 EXTRA_CC_MODES is defined, expand it here.
4187 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
4188 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
4189 const. Kill all references to EXTRA_CC_MODES.
4191 * toplev.c: Don't prototype or call init_rtl.
4192 * optabs.c: Don't call init_mov_optab.
4193 * genemit.c: Don't generate init_mov_optab. Don't call
4195 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
4197 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
4198 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
4199 genrecog.c: Don't call init_rtl.
4201 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
4202 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
4203 definition of EXTRA_CC_MODES.
4205 * md.texi: Kill ref to EXTRA_CC_NAMES.
4206 * tm.texi: Document new way to define EXTRA_CC_MODES.
4208 * genrecog.c: Do not look up the name of a define_split.
4211 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
4213 * config/v850/v850.md: Fix typo introduced by previous delta.
4215 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4217 * gcc.c (fatal): Make definition static to match prototype.
4219 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4221 * combine.c (get_last_value): Don't look for earlier sets if the last
4222 known set is somewhere in between the insns being combined.
4224 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
4226 * configure.in: Don't use shell ! to negate exit codes
4227 * configure: Regenerate
4229 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
4231 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
4232 the fact that ALIGN is measured in bits, not bytes.
4234 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
4236 * errors.c: New file; defines functions error, warning, and
4237 fatal, variables have_error and progname.
4238 * errors.h: New file; prototypes and decls for stuff in errors.c.
4240 * Makefile: Add rules to build errors.o and
4241 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
4242 genopinit, genrecog, genextract, genpeep, genattr, and
4243 genoutput with errors.o. Add errors.h to deps of genconfig.o,
4244 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
4245 genpeep.o, genattr.o, and genoutput.o.
4247 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
4248 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
4249 define or prototype fatal. Set progname at beginning of main.
4250 * genoutput.c: Likewise, and don't define or prototype error
4253 * c-typeck.c (c_expand_start_case): Return immediately if exp
4255 * fold-const.c (operand_equal_p): Return immediately if arg1
4256 or arg0 are ERROR_MARKs.
4257 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
4258 fields of type ERROR_MARK when calculating if the record can
4261 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
4262 with much help from Jeffrey A Law and Richard Henderson
4264 * i386.md: In the 6 insns which call output_fix_trunc,
4265 earlyclobber operands[0].
4267 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
4269 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
4270 creating new registers.
4272 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
4274 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
4275 i386_reg_alloc_order, i386_regparm_string,
4276 i386_align_loops_string, i386_align_jumps_string,
4277 i386_align_funcs_string, i386_preferred_stack_boundary_string,
4278 and i386_branch_cost_string as type "const char *".
4279 * i386.c: Define all above strings as type "const char *".
4281 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
4283 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
4284 when emitting alignment padding. Emit padding byte of 0 instead of 4.
4286 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4288 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
4289 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
4291 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
4293 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
4294 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
4295 (dwarf2out_line, dwarf2out_finish): Likewise.
4296 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
4298 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
4300 * tree.c (lang_unsave_expr_now) : Correct return type.
4301 * tree.h (lang_unsave_expr_now) : Same.
4303 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
4305 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
4306 instead of duplicating code.
4308 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4310 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
4312 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
4314 * tree.h: fancy_abort always takes three args.
4315 * resource.c: Move include of system.h before toplev.h.
4317 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
4319 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
4322 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
4324 * system.h: Don't redefine abort or trim_filename.
4325 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
4326 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
4327 whether or not __FUNCTION__ is available.
4328 * tree.h: Duplicate rtl.h's definition of abort, for files
4329 that don't include rtl.h. Delete all code to perform type
4330 checking with a compiler other than GCC.
4331 * varray.h: Delete all code to perform type checking with a
4332 compiler other than GCC. Make VARRAY_CHECK() always evaluate
4333 its arguments exactly once, using a statement expression.
4334 Adjust the VARRAY_<type> accessor macros to match.
4335 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
4336 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
4337 caller's location. Define fatal_insn and fatal_insn_not_found
4338 as macros that use _fatal_insn and _fatal_insn_not_found.
4339 (fancy_abort, trim_filename): Kill prototypes.
4341 * rtl.c (trim_filename): Move here from toplev.c.
4342 (fancy_abort): New function.
4343 (DIR_SEPARATOR): Provide default definition.
4344 * tree.c (tree_check_failed, tree_class_check_failed): Go
4345 through fancy_abort.
4346 (tree_check, tree_class_check, cst_or_constructor_check,
4347 expr_check): Delete.
4348 * varray.c (varray_check_failed): New function.
4349 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
4350 _fatal_insn and _fatal_insn_not_found. Go through
4352 (trim_filename, fancy_abort): Delete.
4354 * builtins.c (expand_builtin_args_info): Report ICE with abort.
4355 * except.c (start_catch_handler): Report ICE with error/abort
4357 * final.c (output_operand_lossage): Likewise.
4358 * flow.c (verify_flow_info): Likewise.
4360 * gcc.c: Prototype fatal.
4361 * gengenrtl.c: Undef abort after including rtl.h not system.h.
4362 * genattr.c, genattrtab.c, genemit.c, genextract.c,
4363 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
4364 Don't define fancy_abort.
4366 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
4368 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
4371 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
4373 * m88k.h (VERSION_INFO2): Kill.
4374 (VERSION_STRING): Kill.
4376 (VERSION_INFO1): Tidy.
4377 (TARGET_VERSION): Update.
4378 * m88k/dgux.h (VERSION_INFO2): Kill.
4379 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
4380 * m88k/luna.h (VERSION_INFO1): Tidy.
4381 * m88k/sysv4.h (VERSION_INFO1): Likewise.
4382 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
4383 (output_file_start): Adjust for death of VERSION_STRING.
4385 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
4387 * cpplib.c (detect_if_not_defined): New function.
4388 (do_if): Use it to detect potential once-only headers.
4390 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
4392 * c-common.c (combine_strings): Always set TREE_CONSTANT.
4394 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
4396 * combine.c (nonzero_bits) : Allow single-ly set registers to be
4397 anywere in the function only if they are pseudos and set before
4398 being used (not live at the start of the function).
4399 (num_sign_bit_copies) : Same.
4400 (get_last_value_validate) : Same.
4401 (get_last_value) : Same.
4403 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
4405 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
4406 where N and M are constant and N is an integer multiple of M.
4408 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4410 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
4411 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
4412 sbitmap_union_of_preds): Add prototypes.
4413 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
4414 the intersection of successors with the new flow graph structures.
4415 (sbitmap_intersection_of_preds): New function to compute the
4416 intersection of predecessors with the new flow graph structures.
4417 (sbitmap_union_of_succs): New function to compute the union of
4418 successors with the new flow graph structures.
4419 (sbitmap_union_of_preds): New function to compute the union of
4420 predecessors with the new flow graph structures.
4421 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
4422 (expr_reaches_here_p): Use edge and basic_block structures instead
4423 of s_preds and s_succs.
4424 (compute_cprop_avinout): Use new sbitmap routines.
4425 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
4426 of s_preds and s_succs.
4427 * flow.c (compute_flow_dominators): Compute dominators using
4428 edges and basic blocks instead of s_preds and s_succs.
4430 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4432 * lists.c (unused_insn_list, unused_expr_list): New file for
4433 maintaining various types of lists. New statics for maintaining a
4434 cache of available INSN_LIST and EXPR_LIST nodes.
4435 (free_list): Static function for freeing a list of INSN/EXPR nodes.
4436 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
4437 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
4438 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
4439 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
4440 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
4441 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
4442 (free_INSN_LIST_node): Free an individual INSN_LIST node.
4443 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
4444 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
4445 (remove_dependence, free_pending_lists): Use new global routines.
4446 (flush_pending_lists, sched_analyze_insn): Use new global routines.
4447 (sched_analyze, compute_block_backward_dependences): Use new routines.
4448 (sched_analyze_1, sched_analyze_2): Use new routines.
4449 (schedule_insns): Use new global routines.
4450 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
4452 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
4453 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
4455 * toplev.c (rest_of_compilation): Initialize node cache.
4456 * Makefile.in (OBJS): Add lists.o to list of object files.
4457 (lists.o): Add dependancies.
4459 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
4461 * config/v850/v850.md: Fix compile time warning messages.
4462 * config/v850/v850.c: Fix compile time warning messages.
4463 * config/v850/v850.h: Fix compile time warning messages.
4465 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4467 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
4468 Remove unused prototype for `init_lengths'.
4470 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4472 * calls.c (emit_call_1): Mark parameter `stack_size' with
4474 (expand_call): Initialize variable `insn'.
4475 (emit_library_call): Likewise for variable `high_to_save'.
4476 (emit_library_call_value): Likewise.
4477 (store_one_arg): Likewise for variables `lower_bound' and
4480 * combine.c (try_combine): Likewise for variables `i2_code_number'
4481 and `other_code_number'.
4482 (find_split_point): Likewise for variables `pos', `unsignedp' and
4484 (simplify_if_then_else): Likewise for variables `op' and `c1'.
4485 (simplify_and_const_int): Remove unused variable `width'.
4486 (merge_outer_ops): Likewise.
4488 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
4489 HOST_WIDE_INT' when comparing against one.
4490 (simplify_relational_operation): Likewise.
4491 (cse_insn): Initialize variables `src_eqv_volatile',
4492 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
4494 * final.c (init_final): Constify parameter `filename'.
4495 (final_start_function): Mark parameter `optimize' with
4497 (profile_function): Likewise for parameters `first' and `optimize'.
4498 (output_source_line): Likewise for parameter `file'.
4500 * integrate.c (subst_constants): Cast a value to `size_t' when
4501 comparing against one.
4502 (mark_stores): Initialize variable `mode'. Cast a value to
4503 `size_t' when comparing against one.
4505 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
4507 * loop.c (move_movables): Initialize variable `first'.
4508 (strength_reduce): Likewise for variable `increment'.
4509 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
4510 value to `size_t' when comparing against one.
4511 (load_mems): Initialize variable `end_label'.
4513 * output.h (init_final): Constify parameter.
4515 * reload.c (decompose): Initialize variable `base'.
4517 * reload1.c (reload): Likewise for variable `is_scalar'.
4518 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
4519 (choose_reload_regs): Initialize variable `mode'.
4520 (emit_reload_insns): Likewise for variable `store_insn'.
4521 (reload_cse_noop_set_p): Mark parameter `insn' with
4523 (reload_combine): Initialize variable `set'.
4525 * unroll.c (unroll_loop): Likewise for variable `local_label'.
4526 (copy_loop_body): Cast a value to `size_t' when comparing against
4529 * varasm.c (assemble_variable): Initialize variable `size_tree'.
4530 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
4531 (remove_from_pending_weak_list): Mark parameter `name' with
4534 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4536 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
4539 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
4541 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
4542 (ASM_DECLARE_FUNCTION_NAME): Define.
4543 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
4544 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
4545 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
4546 not already defined.
4548 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
4550 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
4551 of n_popped when call/call_value are not defined.
4553 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
4555 * tm.texi: GNU CC -> GCC conversion.
4556 (CC1_SPEC): Indicate it is used for all language front ends.
4558 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
4560 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
4561 NOTE_INSN_EH_REGION_END correctly.
4563 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
4564 Jeff Law <law@cygnus.com>
4566 * loop.c (strength_reduce): Automatically unroll loops if the
4567 unrolled loop size is smaller than the rolled loop size.
4569 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
4570 and delete comment that code should be rewritten.
4572 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
4574 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
4577 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
4579 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
4581 * fixinc/mkfixinc.sh: Don't fix uwin headers.
4582 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
4583 (LINK_SPEC): Add -u _main when building executables.
4584 (ASM_DECLARE_FUNCTION): Update from Cygwin.
4585 (ASM_FILE_END): Use the default for ix86-pe.
4586 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
4588 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
4590 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
4591 and ASM_CLOSE_PAREN are empty strings.
4593 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
4594 Geoffrey Keating <geoffk@cygnus.com>
4596 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
4597 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
4598 (unprotoize.o): Ditto.
4599 (test-protoize-simple): Don't define STD_PROTO_DIR.
4600 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
4601 changes to make 'test-protoize-simple' pass.
4602 (STD_PROTO_DIR): Remove define.
4603 (STANDARD_EXEC_PREFIX): Supply default define.
4604 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
4605 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
4606 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
4607 (GET_ENV_PATH_LIST): New macro.
4608 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
4609 (do_processing): Initialize default_syscalls_dir using new
4610 macros. Use it to initialize syscalls_absolute_filename.
4612 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
4614 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
4615 B into a register before emit_conditional_move.
4617 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
4619 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
4620 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
4621 multiplicand out of (+ (* a b) (* c d)).
4623 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
4624 Richard Henderson <rth@cygnus.com>
4626 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
4627 (new_insn_dead_notes): Likewise.
4628 (update_n_sets): Likewise.
4629 (update_flow_info): Move to flow.c, renamed to update_life_info;
4630 extend to handle multiple source insns.
4631 * flow.c: Include resource.h
4632 (unlink_insn_chain): New.
4633 (split_hard_reg_notes): New.
4634 (maybe_add_dead_note): New.
4635 (maybe_add_dead_note_use): New.
4636 (find_insn_with_note): New.
4637 (new_insn_dead_notes): New.
4638 (update_n_sets): New.
4639 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
4640 (maybe_remove_dead_notes): New.
4641 (update_life_info): New.
4642 (prepend_reg_notes): New.
4643 (replace_insns): New.
4644 * output.h (update_life_info): Declare.
4645 * recog.c (split_block_insns): Use update_life_info.
4646 * resource.c (find_free_register): Use reg_alloc_order, don't use
4647 fixed regs, make sure the mode is supported, don't use new regs.
4649 * rtl.h (replace_insns): Declare.
4651 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
4653 * expr.c (expand_expr): Cope with COND_EXPRs with one
4654 non-returning branch.
4656 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
4658 * expr.c (store_expr): Always pass down the target, even when not
4661 1999-08-24 Nick Clifton <nickc@cygnus.com>
4663 * configure.in: Define target_cpu_default for v850 targets.
4664 * configure: Regenerate
4666 * config/v850/v850.h (TARGET_CPU_generic): Define.
4667 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
4668 addresses are 4 byte aligned.
4670 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
4673 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4675 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
4676 (main): Add prototypes.
4678 * genattrtab.c (substitute_address, write_const_num_delay_slots,
4679 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
4680 (write_attr_get): Emit prototypes along with function definition.
4681 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
4682 (write_complex_function): Emit static prototype along with
4683 function definition.
4685 * genemit.c (gen_split): Emit prototypes along with function
4688 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
4689 Likewise for predicates and `insn_operand_predicate'.
4690 (process_template): Emit static prototype along with function
4693 * genrecog.c (make_insn_sequence): Constify a char*. Add
4694 prototypes for get_split_*().
4695 (write_subroutine): Emit prototypes along with function
4698 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4700 * gcse.c (find_avail_set): Follow chains of register-register copies.
4701 Use oprs_not_set_p to guarantee that the returned value can be
4703 (cprop_insn): Don't verify the return value of find_avail_set with
4706 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
4707 (cprop_cc0_jump): New function.
4708 (cprop_insn): Break out new function cprop_jump and use it.
4709 Also use cprop_cc0_jump for machines with CC0.
4710 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
4712 * tree.h (current_function_calls_setjmp,
4713 current_function_calls_longjmp): Delete declarations.
4714 * dsp16xx.c: Include "function.h".
4715 * elxsi.c: Likewise.
4716 * gmicro.c: Likewise.
4717 * h8300.c: Likewise.
4720 * mn10200.c: Likewise.
4721 * mn10300.c: Likewise.
4722 * ns32k.c: Likewise.
4726 * rtl.h (rtx_equal_function_value_matters): Declare.
4727 * toplev.c (rtx_equal_function_value_matters): Don't declare.
4729 * function.c: Likewise.
4730 * emit-rtl.c: Likewise.
4732 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
4734 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
4737 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4739 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
4742 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
4744 * cpp.texi: Add a node documenting macro varargs (copied
4747 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
4749 * cppspec.c: Put a null pointer at the end of the new argv.
4751 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
4753 * configure.in: Remove code to select/de-select the haifa
4754 scheduler. Every scheduled port gets haifa now.
4755 * configure: Rebuilt.
4756 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
4758 * Makefile.in: Corresponding changes.
4760 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4762 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
4763 All callers changed.
4764 (prepare_float_lib_cmp): Likewise.
4765 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
4766 * expr.h (emit_float_lib_cmp): Delete declaration.
4767 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
4768 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
4769 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
4771 (cmptf): Now conditional on TARGET_HARD_QUAD.
4773 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
4775 * resource.c (mark_target_live_regs): Use
4776 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
4778 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4780 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
4782 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
4784 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
4786 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4788 * rtl.h (rtx_format): Constify a char*.
4790 * rtl.c (rtx_format): Likewise.
4791 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
4792 (init_rtl): Use accessor macro, not `rtx_format'.
4794 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
4797 * caller-save.c (mark_referenced_regs): Likewise.
4799 * combine.c (subst, make_compound_operation, known_cond,
4800 gen_rtx_combine, update_table_tick, get_last_value_validate,
4801 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
4803 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
4804 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
4805 count_reg_usage): Likewise.
4807 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
4810 * final.c (leaf_renumber_regs_insn): Likewise.
4812 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
4813 dump_edge_info, count_reg_references): Likewise.
4815 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
4816 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
4819 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
4820 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
4821 add_label_notes): Likewise.
4823 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
4824 clear_struct_flag, count_sub_rtxs, count_alternatives,
4825 compares_alternatives_p, contained_in_p, walk_attr_value,
4826 write_expr_attr_cache): Likewise.
4828 * genconfig.c (walk_insn_part): Likewise.
4830 * genemit.c (max_operand_1, gen_exp): Likewise.
4832 * genextract.c (walk_rtx): Likewise.
4834 * genflags.c (num_operands): Likewise.
4836 * genoutput.c (scan_operands): Likewise.
4838 * genpeep.c (match_rtx): Likewise.
4840 * genrecog.c (add_to_sequence): Likewise.
4842 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
4845 * integrate.c (save_constants, copy_for_inline,
4846 copy_rtx_and_substitute, subst_constants, restore_constants):
4849 * jump.c (mark_jump_label, invert_exp, redirect_exp,
4850 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
4852 * local-alloc.c (contains_replace_regs, memref_referenced_p):
4855 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
4856 add_label_notes, replace_call_address, count_nonfixed_reads,
4857 invariant_p, find_single_use_in_loop, find_mem_givs,
4858 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
4861 * print-rtl.c (reg_names, print_rtx): Likewise.
4863 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
4865 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
4866 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
4867 print_blocks): Likewise.
4869 * regclass.c (fix_register, record_address_regs,
4870 reg_scan_mark_refs): Likewise.
4872 * regmove.c (stable_but_for_p): Likewise.
4874 * reload.c (loc_mentioned_in_p, operands_match_p,
4875 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
4876 copy_replacements, refers_to_regno_for_reload_p,
4877 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
4878 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
4881 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
4882 delete_address_reloads_1, count_occurrences,
4883 reload_cse_mem_conflict_p, reload_combine_note_use,
4884 add_auto_inc_notes): Likewise.
4886 * resource.c (mark_referenced_resources, mark_set_resources):
4889 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
4890 reg_mentioned_p, regs_set_between_p, modified_between_p,
4891 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
4892 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
4893 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
4894 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
4896 * sched.c (sched_analyze_2, attach_deaths): Likewise.
4898 * stupid.c (stupid_mark_refs): Likewise.
4900 * unroll.c (remap_split_bivs): Likewise.
4902 * varasm.c (mark_constants): Likewise.
4904 * a29k/a29k.c (uses_local_reg_p): Likewise.
4906 * alpha/alpha.c (summarize_insn): Likewise.
4908 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
4909 eliminate_lr2ip): Likewise.
4911 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
4913 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
4914 reg_mentioned_in_mem): Likewise.
4916 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
4917 symbolic_reference_mentioned_p): Likewise.
4919 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
4921 * sh/sh.c (regs_used, mark_use): Likewise.
4923 * vax/vax.c (vax_rtx_cost): Likewise.
4925 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4927 * machmode.h (mode_name): Constify a char*.
4929 * rtl.c (mode_name): Likewise.
4931 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
4933 * optabs.c (init_libfuncs): Constify a char*.
4935 * print-tree.c (mode_name): Remove redundant declaration.
4936 (print_node): Use accessor macro, not `mode_name'.
4938 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
4940 (new_spill_reg): Constify a char*.
4942 * tree.c (mode_name): Remove redundant declaration.
4944 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4946 * rtl.c (rtx_name): Constify a char*.
4948 * rtl.h (rtx_name, fix_sched_param): Likewise.
4950 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
4951 (mypr): Use accessor macro, not `rtx_name'.
4953 * genemit.c (print_code): Constify a char*.
4955 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
4957 * genpeep.c (print_code): Constify a char*.
4959 * genrecog.c (print_code): Likewise.
4961 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
4962 end_bb): Add static prototype.
4963 (draw_edge): Constify a char*.
4964 (end_bb): Remove unused parameter.
4966 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
4967 print_block_visualization): Constify a char*.
4969 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
4971 * c-common.c (c_get_alias_set): Update comment.
4973 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4975 * linux.h (LIB_SPEC): Added.
4977 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4979 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
4981 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
4983 * tree.c (expr_check): Fix typo in last change.
4985 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
4987 * rtl.def (NOTE): Change format to "iuu0n".
4988 (ADDR_DIFF_VEC): Change format to "eEee0".
4989 (ADDRESSOF): Change format to "eit".
4991 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
4992 (RTVEC_ELT): Change to match.
4993 (XVECEXP): Use XVEC and RTVEC_ELT.
4994 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
4995 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
4996 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
4997 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
4998 TRAP_CONDITION, TRAP_CODE): Use XEXP.
4999 (INTVAL): Use XWINT.
5000 (ADDRESSOF_DECL): Use XTREE.
5001 (SET_ADDRESSOF_DECL): Delete.
5002 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
5003 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
5004 ifdefed out since 2.6 at least.
5005 (gen_rtvec_vv): Delete prototype.
5007 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
5009 (copy_most_rtx): Handle 't' format letter.
5010 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
5011 (gen_rtvec_vv): Delete function. All callers changed to use
5012 gen_rtvec_v instead.
5013 * print-rtl.c (print_rtx): Move special casing of NOTEs to
5014 the '0' format letter.
5016 * function.c (gen_mem_addressof): Don't use
5017 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
5019 * integrate.c (copy_rtx_and_substitute): Likewise.
5020 Copy 't' slots with XTREE.
5021 (subst_constants): Treat 't' slots like '[swi]' slots.
5022 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
5023 * jump.c (rtx_equal_for_thread_p): Likewise.
5024 * rtlanal.c (rtx_equal_p): Likewise.
5025 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
5026 only four arguments.
5027 * gengenrtl.c (type_from_format): Provide correct types for
5031 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
5032 If a recent gcc is in use (always in stage2 and beyond), use
5033 statement expressions, so we don't make a function call unless
5034 the check fails. Evaluate arguments exactly once.
5035 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
5036 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
5038 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
5039 they evaluate their arguments exactly once, irrespective of
5040 the compiler in use.
5042 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
5043 is used by the currently-enabled check macros. This is:
5044 (tree_check_failed, tree_class_check_failed): For gcc.
5045 (tree_check, tree_class_check, cst_or_constructor_check,
5046 expr_check): For other compilers.
5048 * gencheck.c: Do not define any *_CHECK1 macros.
5050 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
5051 Mark Mitchell <mark@codesourcery.com>
5053 * c-common.c (c_get_alias_set): Fix support for poitners and
5056 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
5058 * alias.c: Include tree.h.
5059 (nonlocal_reference_p, mark_constant_function): New functions.
5060 * flow.c (life_analysis): Call mark_constant_function.
5061 * rtl.h (mark_constant_function): Declare it.
5063 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
5065 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
5066 unrecognisable switches.
5068 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5070 * loop.c (recombine_givs): Set ix field after sorting.
5071 (recombine_givs): Remove bogus index / giv lockstep looping.
5073 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5075 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
5077 (emit_store_flag_force): Use do_compare_rtx_and_jump.
5078 (do_cmp_and_jump): Formatting fixes.
5079 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
5080 do_compare_rtx_and_jump instead of compare_from_rtx.
5081 (do_compare_rtx_and_jump): New function; mostly copied from
5083 (do_jump_for_compare): Delete.
5084 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
5086 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
5087 of compare/do_jump_for_compare pairs.
5088 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
5089 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
5090 compare_from_rtx/do_jump_for_compare pairs.
5091 (do_jump_by_parts_equality): Likewise.
5092 (do_jump_by_parts_equality_rtx): Likewise.
5093 * expr.h (do_compare_rtx_and_jump): Declare.
5094 * optabs.c (prepare_cmp_insn): New function, contains most of the code
5095 that used to be in emit_cmp_insn.
5096 (cmp_available_p): New function.
5097 (prepare_operand): New function.
5098 (emit_cmp_and_jump_insn_1): New function, contains some code that used
5099 to be in emit_cmp_insn.
5100 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
5101 parameters to be pointers; don't emit final compare but modify some of
5102 the values pointed to by the args so the caller can perform the
5104 (expand_binop): Call emit_store_flag_force with signed forms of
5106 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
5107 emit_jump_insn pair.
5108 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
5109 emit_cmp_and_jump_insn_1. Call emit_queue.
5110 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
5112 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
5113 jump sets cc0 before deleting it.
5114 * integrate.c (expand_inline_function): Likewise.
5115 * unroll.c (unroll_loop): Similar changes in several places.
5116 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
5119 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5121 * Makefile.in (insn-recog.o): Update dependencies.
5122 * genrecog.c (main): Make generated file include "function.h".
5124 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
5126 * cse.c (cse_insn): Call never_reached_warning when a jump is
5127 changed to be unconditional.
5128 * flags.h: Declare warn_notreached.
5129 * flow.c (delete_block): Call never_reached_warning when
5131 * jump.c (delete_barrier_successors): Call never_reached_warning
5132 when we delete everything after a BARRIER.
5133 (never_reached_warning): New function.
5134 * rtl.h: Declare never_reached_warning.
5135 * toplev.c (warn_notreached): New variable.
5136 (lang_independent_options): Set warn_notreached
5137 when -Wunreachable-code.
5138 (compile_file): We need line numbers for -Wunreachable-code.
5140 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
5142 * haifa-sched.c (insn_unit): Fix typo on out of range test.
5143 * sched.c (insn_unit): Likewise.
5145 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
5147 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
5149 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5151 * flow.c (create_edge_list): Use xmalloc, not malloc.
5153 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
5155 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
5156 C-style comments. Do not lose the character before double slash.
5158 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5160 * basic-block.h (struct edge_list): Stucture to maintain a vector
5162 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
5163 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
5164 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
5165 New function prototypes.
5166 * flow.c (create_edge_list): Function to create an edge list.
5167 (free_edge_list): Discards memory used by an edge list.
5168 (print_edge_list): Debug output showing an edge list.
5169 (verify_edge_list): Internal consistency check for an edge list.
5170 (find_edge_index): Function to find an edge index for a pred and succ.
5172 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
5174 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
5177 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
5179 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
5181 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5183 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5185 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
5187 * toplev.c (rest_of_compilation): Allow machine dependent
5188 reorganisation pass to place information into the RTL dump
5189 file if it so wishes.
5191 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
5193 * explow.c (hard_function_value): Use VOIDmode instead of
5195 * stmt.c (expand_return): Likewise.
5196 * stor-layout.c (get_best_mode): Likewise.
5198 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
5199 emit call instead of emit_insn call.
5201 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
5203 * configure.in: Handle --disable/enable-win32-registry.
5204 * install.texi: Document --disable/enable-win32-registry.
5205 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
5206 (WIN32_REGISTRY_KEY): New macro.
5207 * prefix.c: Use to enable/disable win32-specific code.
5208 (lookup_key): Use versioned key.
5209 * configure: Regenerate.
5210 * config.in: Likewise.
5212 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
5214 * cpplib.c (read_line_number): New fn, split out of...
5217 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
5219 tree.c (lang_unsave_expr_now) : New.
5220 (unsave_expr_now): Call lang_unsave_expr_now.
5221 tree.h (lang_unsave_expr_now) : New.
5223 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
5225 * toplev.c (flag_new_exceptions): On by default.
5227 1999-08-13 Michael Meissner <meissner@cygnus.com>
5229 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
5231 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5233 * dwarfout.c (fundamental_type_code): Return FT_boolean for
5234 INTEGER_TYPE with precision==1, it's __java_boolean.
5236 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5238 * global.c (prune_preferences): Move some invariants out of the
5241 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
5243 * configure.in (alpha*-dec-osf*): Add osf5.
5245 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
5247 * configure.in: Rework handling of ARM GNU/Linux slightly.
5248 (arm*-*-linux-gnuoldld): New target.
5249 * configure: Regenerate.
5250 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
5251 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
5252 * config/arm/linux-oldld.h: New file.
5253 * config/arm/linux-elf26.h: Don't include linux-elf.h.
5254 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
5256 * config/arm/linux-elf.h (ASM_SPEC): Define.
5257 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
5258 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
5259 for 26-bit APCS and old linker.
5260 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
5262 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
5263 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
5264 don't define `arm' or `arm_elf'.
5265 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
5266 MULTILIB_DIRNAMES): Define. Fix typo in comment.
5268 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
5270 * rtl.texi: Fix typo.
5272 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
5274 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
5276 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
5278 * extend.texi (C++ Signatures): Remove node.
5279 * invoke.texi: Remove discussion of -fhandle-signatures,
5280 signature, sigof, __signature__, and __sigof__.
5282 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
5284 * Makefile.in (JAVAGC): Removed.
5286 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
5288 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
5290 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
5292 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
5294 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
5296 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
5297 a register that is already known to be a pointer.
5299 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
5301 * fixinc/inclhack.tpl: Only install assert.h conditionally.
5302 * fixinc/inclhack.sh: Regenerated.
5303 * fixinc/fixincl.sh: Regenerated.
5305 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
5307 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
5308 Fix documentation of -ansi flag to describe its C++ behavior.
5309 Remove bogus reference to GCC 2.9.
5311 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
5313 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
5314 note if it is non-NULL.
5316 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5318 * except.h (eh_nesting_info): Add new structure defintion.
5319 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
5320 (reachable_handlers, update_rethrow_references): Add function
5322 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
5323 a rethrow symbol instead of an integer exception region number.
5324 * flow.c (Make_edges): Use new exception nesting routines to determine
5325 which handlers are reachable from a CALL or asynchronous insn.
5326 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
5328 (delete_eh_regions): Update rethrow labels, and don't delete
5329 regions which are the target of a rethrow.
5330 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
5331 avoid overloading the SYMBOL_REF_USED flag.
5332 (rethrow_symbol_map): Use new rethrow_ref field.
5333 (rethrow_used): Use new rethrow_ref field.
5334 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
5335 of an integer. Fix formatting.
5336 (output_exception_table_entry): Use new rethrow_ref field.
5337 (can_throw): Check for EH_REGION_NOTE before deciding
5338 whether a CALL can throw or not.
5339 (scan_region): Call rethrow_used() instead of accessing data structure.
5340 (update_rethrow_references): New function to make sure only regions
5341 which are still targets of a rethrow are flagged as such.
5342 (process_nestinfo): New static function to initialize a handler
5343 list for a specific region.
5344 (init_eh_nesting_info): New function to allocate and initialize
5345 the list of all EH handlers reachable from all regions.
5346 (reachable_handlers): New function to retrieve the list of handlers
5347 reachable from a specific region and insn.
5348 (free_eh_nesting_info): New function to dispose of a list of
5351 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5353 * flow.c (split_edge): Set JUMP_LABEL field.
5354 (commit_one_edge_insertion): Set head correctly for insert_before.
5355 When inserting insns, update insn block numbers if allocated.
5357 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5359 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
5360 retry_incomplete_types): Add static prototype.
5361 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
5362 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
5363 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
5364 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
5365 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
5368 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
5369 dwarf2out_start_source_file, dwarf2out_line): Likewise.
5371 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5373 * output.h (assemble_name): Constify a char*.
5375 * varasm.c (UNIQUE_SECTION, assemble_start_function,
5376 assemble_variable, assemble_name): Likewise.
5378 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
5380 * arm/pe.c (arm_pe_unique_section): Likewise.
5382 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
5384 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
5386 * i386/interix.c (i386_pe_unique_section): Likewise.
5388 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5390 * i386/winnt.c (i386_pe_unique_section): Likewise.
5392 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
5394 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
5396 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
5398 * pa/pa.c (output_call): Likewise.
5400 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
5402 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
5404 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
5407 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
5410 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
5412 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
5413 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
5415 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
5417 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5419 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
5421 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5423 * tree.h (lang_identify): Constify a char*.
5424 (print_error_function): Add extern prototype. Constify a char*.
5426 * c-lang.c (lang_identify): Constify a char*.
5428 * objc/objc-act.c (lang_identify): Constify a char*.
5430 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5432 * genpeep.c (main): Make generated file include "function.h".
5433 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
5435 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5437 * Makefile.in: Update dependencies.
5438 * alias.c: Include "function.h"
5439 * c-decl.c: Likewise.
5440 * caller-save.c: Likewise.
5441 * calls.c: Likewise.
5442 * combine.c: Likewise.
5444 * explow.c: Likewise.
5445 * final.c: Likewise.
5446 * global.c: Likewise.
5447 * graph.c: Likewise.
5448 * local-alloc.c: Likewise.
5450 * optabs.c: Likewise.
5451 * profile.c: Likewise.
5452 * recog.c: Likewise.
5453 * regclass.c: Likewise.
5454 * regmove.c: Likewise.
5455 * reload.c: Likewise.
5456 * reorg.c: Likewise.
5457 * resource.c: Likewise.
5458 * sched.c: Likewise.
5459 * stupid.c: Likewise.
5460 * config/1750a/1750a.c: Likewise.
5461 * config/a29k/a29k.c: Likewise.
5462 * config/arc/arc.c: Likewise.
5463 * config/arm/arm.c: Likewise.
5464 * config/arm/thumb.c: Likewise.
5465 * config/c4x/c4x.c: Likewise.
5466 * config/clipper/clipper.c: Likewise.
5467 * config/convex/convex.c: Likewise.
5468 * config/fx80/fx80.c: Likewise.
5469 * config/i860/i860.c: Likewise.
5470 * config/m68k/m68k.c: Likewise.
5471 * config/m88k/m88k.c: Likewise.
5472 * config/mips/mips.c: Likewise.
5473 * config/pdp11/pdp11.c: Likewise.
5474 * config/pyr/pyr.c: Likewise.
5475 * config/romp/romp.c: Likewise.
5476 * config/sh/sh.c: Likewise.
5477 * config/tahoe/tahoe.c: Likewise.
5478 * config/vax/vax.c: Likewise.
5479 * config/we32k/we32k.c: Likewise.
5480 * config/sparc/sparc.c: Include "function.h".
5481 (mem_min_alignment): Test current_function rather than
5482 regno_pointer_align.
5483 * config/pa/pa.c: Likewise.
5484 (compute_frame_size): Delete declaration of
5485 current_function_outgoing_args_size.
5486 * config/arc/arc.h (current_function_varargs): Delete declaration.
5487 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
5489 * config/i370/i370.h (current_function_outgoing_args_size): Delete
5491 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
5492 current_function_uses_pic_offset_table.
5493 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
5494 of current_function_returns_pointer.
5495 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5496 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5497 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5498 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5499 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5500 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5501 * config/m88k/m88k.c: Include "function.h"
5502 (call_used_regs, current_function_pretend_args_size,
5503 current_function_outgoing_args_size, frame_pointer_needed): Delete
5505 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
5507 * config/mips/mips.h (current_function_calls_alloca): Delete
5509 * config/mn10200/mn10200.h (current_function_needs_context,
5510 rtx_equal_function_value_matters): Delete declarations.
5511 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
5512 flag_pic): Delete declarations.
5513 * config/pa/pa.h (current_function_pretend_args_size,
5514 current_function_decl): Delete declarations.
5515 * config/pa/som.h (current_function_varargs): Delete declaration.
5516 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
5518 * config/pyr/pyr.h (current_function_pretend_args_size,
5519 current_function_args_size, current_function_calls_alloca): Delete
5521 * config/sh/sh.h (current_function_varargs): Delete declaration.
5522 * config/sparc/sparc.h (current_function_outgoing_args_size,
5523 current_function_calls_alloca, current_function_decl): Delete
5525 * config/spur/spur.h (current_function_pretend_args_size,
5526 current_function_calls_alloca): Delete declarations.
5527 * config/v850/v850.c (current_function_outgoing_args_size): Delete
5529 * config/vax/vms.h (current_function_name): Delete declaration.
5530 * gcse.c: Include "function.h".
5531 (current_function_name, current_function_calls_setjmp): Delete
5533 * haifa-sched.c: Include "function.h".
5534 (forced_labels): Delete declaration.
5536 * reg-stack.c: Likewise.
5537 * reload1.c: Likewise.
5538 * genemit.c (main): Make generated file include function.h.
5539 * genoutput.c (output_prologue): Likewise.
5541 * builtins.c (saveregs_value, apply_args_value): Delete variables.
5542 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
5543 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
5544 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
5545 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
5546 macros for some of them.
5547 (emit_filename, emit_lineno): Delete declarations.
5548 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
5549 regno_pointer_* variables through current_function.
5550 (gen_inline_header_rtx): Delete function.
5551 (save_emit_status): Delete function.
5552 (set_new_last_label_num): New function.
5553 (clear_emit_caches): New function.
5554 (restore_emit_status): Just clear last_labelnum and call
5556 (get_last_insn_anywhere): Variable sequence_stack is now accessed
5557 through macro seq_stack.
5558 (add_insn_after): Likewise.
5559 (add_insn_before): Likewise.
5560 (remove_insn): Likewise.
5561 (pop_topmost_sequence): Likewise.
5562 (in_sequence_p): Likewise.
5563 (start_sequence_for_rtl_expr): Likewise.
5564 (start_sequence): Likewise, and likewise for
5565 sequence_rtl_expr/seq_rtl_expr.
5566 (push_topmost_sequence): Likewise.
5567 (end_sequence): Likewise.
5568 (init_virtual_regs): Now takes a "struct emit_status *" argument.
5569 All callers changed. Store into that pointer instead of globals.
5570 (init_emit): Allocate emit elt of current_function.
5571 Changes for sequence_rtl_expr/sequence_stack renaming.
5572 Call clear_emit_caches instead of doing it in-line.
5573 Access regno_pointer_* variables through current_function.
5574 (init_emit_once) Don't clear sequence_stack.
5576 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
5578 (arg_pointer_save_area): Delete declaration.
5579 (finish_expr_for_function): Renamed from init_queue; no longer static.
5580 (init_expr): Don't call init_queue.
5581 (save_expr_status, restore_expr_status): Delete functions.
5582 (expand_expr): Changes to reflect new layout of struct function.
5583 Don't access current_function_check_memory_usage when current_function
5585 * expr.h (forced_labels, save_expr_regs, saveregs_value,
5586 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
5587 current_function_outgoing_args_size, current_function_arg_offset_rtx,
5588 current_function_uses_const_pool, function_call_count,
5589 current_function_uses_pic_offset_table, nonlocal_labels,
5590 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
5591 current_function_check_memory_usage, nonlocal_goto_handler_slots,
5592 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
5594 (finish_expr_for_function): Declare.
5595 * flags.h (current_function_has_nonlocal_label,
5596 current_function_has_nonlocal_goto, current_function_is_thunk,
5597 current_function_has_computed_jump): Delete declarations.
5598 * flow.c (forced_labels): Delete declaration.
5599 * function.c (current_function_pops_args,
5600 current_function_returns_struct, current_function_returns_pcc_struct,
5601 current_function_needs_context, current_function_calls_setjmp,
5602 current_function_calls_longjmp, current_function_has_nonlocal_label,
5603 current_function_has_nonlocal_goto, current_function_is_thunk,
5604 current_function_has_computed_jump, current_function_calls_alloca,
5605 current_function_contains_functions, current_function_returns_pointer,
5606 current_function_epilogue_delay_list, current_function_args_size,
5607 current_function_pretend_args_size, current_function_arg_offset_rtx,
5608 current_function_outgoing_args_size, current_function_varargs,
5609 current_function_stdarg, current_function_args_info, cleanup_label,
5610 current_function_name, current_function_uses_const_pool,
5611 current_function_instrument_entry_exit, current_function_return_rtx,
5612 current_function_uses_pic_offset_table, nonlocal_labels,
5613 current_function_internal_arg_pointer, current_function_cannot_inline,
5614 current_function_check_memory_usage, function_call_count,
5615 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
5616 nonlocal_goto_stack_level, return_label, save_expr_regs,
5617 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
5618 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
5619 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
5620 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
5621 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
5623 (push_function_context_to): Don't save them. Don't call
5624 save_storage_status, save_emit_status or save_expr_status.
5625 (pop_function_context_from): Don't restore them. Don't call
5626 restore_storage_status or restore_expr_status.
5627 (get_func_frame_size): New function.
5628 (get_frame_size): Use it.
5629 (assign_outer_stack_local): Reflect some member name changes in struct
5631 (put_reg_into_stack): Likewise.
5632 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
5634 (fixup_var_refs): Likewise.
5635 (fix_lexical_addr): Likewise.
5636 (trampoline_address): Likewise.
5637 (prepare_function_start): Clear field inlinable of current_function.
5638 (init_function_for_compilation): New function.
5639 (expand_dummy_function_end): New function.
5640 (expand_function_end): Call finish_expr_for_function.
5641 * function.h (struct emit_status): New; fields moved here from struct
5642 function and from global variables. Add accessor macros for some of
5644 (struct expr_status): Likewise.
5645 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
5646 (struct function): Add fields expr and emit, inlinable, inl_emit,
5647 original_arg_vector, original_decl_initial, inl_last_parm_insn,
5648 inl_max_label_num. Add many comments.
5649 Add accessor macros for all elts of struct function that no longer
5650 have a global variable.
5651 (cleanup_label, return_label, frame_offset, tail_recursion_label,
5652 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
5653 stack_slot_list): Delete declarations.
5654 (get_func_frame_size): Declare.
5655 (save_expr_status, restore_expr_status, save_emit_status,
5656 save_storage_status, restore_storage_status): Delete declarations.
5657 (init_virtual_regs): Declare.
5658 * output.h (current_function_pops_args,
5659 current_function_returns_struct, current_function_returns_pcc_struct,
5660 current_function_needs_context, current_function_calls_setjmp,
5661 current_function_calls_longjmp, current_function_calls_alloca,
5662 current_function_has_nonlocal_label, current_function_varargs,
5663 current_function_has_computed_jump, current_function_returns_pointer,
5664 current_function_contains_functions, current_function_args_size,
5665 current_function_pretend_args_size, current_function_stdarg,
5666 current_function_outgoing_args_size, current_function_args_info,
5667 current_function_name, current_function_return_rtx,
5668 current_function_epilogue_delay_list,
5669 current_function_uses_const_pool, current_function_cannot_inline):
5670 Delete declarations.
5671 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
5672 regno_reg_rtx): Delete declaration.
5673 (REGNO_POINTER_FLAG): Delete macro.
5674 * stmt.c (expand_goto): Changes to reflect that some fields in struct
5675 function were renamed.
5676 * stor-layout.c (save_storage_status, restore_storage_status): Delete
5678 * toplev.c: Include "function.h".
5679 (current_function_decl): Delete declaration.
5680 (compile_file): Call init_dummy_function_start and
5681 expand_dummy_function_end around some initializations that need to
5683 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
5684 Call init_function_for_compilation.
5685 * unroll.c: Include "function.h"
5686 (unroll_loop): Access regno_pointer_* variables through
5689 * tree.h (struct tree_decl): Add elt f to saved_insns member.
5690 (DECL_SAVED_INSNS): use it.
5691 (expand_dummy_function_end): Declare.
5692 (init_function_for_compilation): Declare.
5693 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
5694 that it's no longer an INLINE_HEADER.
5695 (expand_call): Likewise.
5696 * integrate.c (finish_inline): Delete function.
5697 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
5698 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
5699 args. Don't generate an INLINE_HEADER rtx, just return the arg
5700 vector. All callers changed.
5701 (save_for_inline_copying): Create a duplicate struct emit_status to
5702 hold the emit state for compiling the current function. Use this and
5703 the other new fields in struct function that are for integration
5704 instead of an INLINE_HEADER.
5705 Use memcpy instead of bcopy.
5706 Store the current struct function in DECL_SAVED_INSNS of fndecl.
5707 (save_for_inline_nocopy): Similar changes, except no new emit_status
5709 (expand_inline_function): Get information from function structure,
5710 not from an inline header rtx.
5711 (output_inline_function): Lose code to extract the necessary
5712 information from an inline header; simply put back the function
5713 structure into current_function. Clear its inlinable elt.
5714 * rtl.def (INLINE_HEADER): Delete.
5715 * rtl.h: Delete all accessors for an INLINE_HEADER.
5716 (gen_inline_header_rtx): Delete declaration.
5717 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
5718 Delete declarations.
5719 (REGNO_POINTER_ALIGN): Delete.
5720 (clear_emit_caches): Declare.
5721 (set_new_last_label_num): Declare.
5723 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
5725 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
5727 * except.c (expand_eh_region_start_for_decl): Always start a new block.
5728 * stmt.c (is_eh_region): Make sure current_function is present, too.
5730 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
5732 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
5733 for 64bit PA targets.
5735 * pa.h (SELECT_SECTION): Define.
5736 * som.h (SELECT_SECTION): Delete.
5738 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5740 * alias.c (init_alias_analysis): Wrap call to
5741 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
5743 1999-08-07 Bruce Korb <autogen@linuxbox.com>
5745 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
5746 <sys/asm.h> contains an asm comment with an apostrophe
5747 * fixinc/inclhack.sh: regen
5748 * fixinc/fixincl.x: regen
5750 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
5752 * function.c (init_function_start): Clear prologue & epilogue.
5753 (prologue_epilogue_contains): New function.
5754 * alias.c (init_alias_analysis): Use it.
5755 * rtl.h (prologue_epilogue_contains): Declare it.
5757 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
5759 * jump.c (onlyjump_p): New function.
5760 * rtl.h: Declare it.
5761 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
5762 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
5764 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
5766 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
5767 to invert loops. Simplify block scanning.
5769 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5771 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
5772 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
5774 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
5776 * config/sparc/liteelf.h: New file to support sparclite-elf target
5777 * config/sparc/t-sp86x: New file to support sparc86x targets
5778 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
5779 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
5780 * configure.in: Support above target triplets
5781 * configure: Regenerated
5783 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
5785 * fixinc/server.c (server_setup): Do not prefix function used as
5788 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
5790 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
5791 Remove fp reg alternatives.
5793 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
5795 * Makefile.in (TAROUTOPTS): Kill.
5796 (install-headers-tar): Use "xpf" for tar headerfile extraction
5797 * i370/x-oe (TAROUTOPTS): Delete.
5798 * m68k/x-apollo68 (TAROUTOPTS): Delete.
5799 * m68k/x-hp320 (TAROUTOPTS): Delete.
5800 * m68k/x-hp320g (TAROUTOPTS): Delete.
5801 * gcc.texi: Update bug reporting text.
5803 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5805 * reg-stack.c (change_stack) Fixed problem with negative array index.
5807 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
5809 * extend.texi, install.texi: Fix spelling mistakes.
5811 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
5812 (s-attrtab); No longer try to use pre-made insn-attrtab file.
5813 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
5815 * mips/t-ecoff: Likewise.
5816 * mips/t-elf: Likewise.
5817 * mips/t-mips: Likewise.
5818 * mips/t-osfrose: Likewise.
5819 * mips/t-r3900: Likewise.
5820 * mips/t-svr3: Likewise.
5821 * mips/t-svr4: Likewise.
5822 * mips/t-ultrix: Likewise.
5824 * gcc.texi: Document recommend means to provide software floating
5825 point libraries in libgcc.a
5827 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
5829 * c-lex.c (yylex): We can have a number with no digits.
5831 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
5833 * jump.c (delete_prior_computation): New function, broken
5834 out of delete_computation. Check for side effects with
5835 side_effects_p instead of FIND_REG_INC_NOTE. Handle
5836 multi-word hard registers.
5837 (delete_computation): Use it. Check for side effects with
5838 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
5839 missing REG_DEAD note for a register which is both set and
5842 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
5844 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
5845 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
5846 (ASM_FILE_START): Import _mcount with the right type.
5847 (ASM_DECLARE_FUNCTION_NAME): Define.
5848 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5849 * pa.c (output_function_prologue): Always emit the function's label
5851 * pa.h (TEXT_SPACE_P): Define.
5852 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
5853 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
5854 * som.h (TEXT_SPACE_P): Delete.
5855 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
5856 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
5858 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
5860 * expr.c (emit_group_load): Allow src to be a CONCAT.
5862 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5864 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
5865 (___mulsi3): Use '!' comment character.
5867 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5869 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
5871 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
5873 * gcc.c: Update URLs and mail addresses.
5874 * gcc.texi: Likewise.
5876 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
5878 * rs6000.c (current_file_function_operand): Return zero for
5880 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
5882 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
5885 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
5887 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
5888 allocate space in the stack frame for the PIC register.
5890 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
5892 * m68k.md (xordi3, anddi3): These patterns are not available on
5895 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
5897 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
5898 (PUT_REAL): Likewise.
5900 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5902 * final.c (shorten_branches): Don't add an alignment for loops
5903 that have no label inside.
5905 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5907 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
5908 prototypes in macro HAVE_cmpstrsi.
5910 * cpplib.c (cpp_get_token): Remove unused label `op3'.
5912 * emit-rtl.c (operand_subword): Remove unused variable
5915 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
5917 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
5919 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
5921 * cpphash.c (macroexpand): Delete leading whitespace when arg
5922 is concatenated before.
5923 (unsafe_chars): Correct test for whether + and - can extend a
5926 * cppinit.c (cpp_start_read): Do dependencies for
5927 -include/-imacros files also.
5929 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
5930 tokenizing non-directive lines.
5931 (cpp_expand_to_buffer): Temporarily disable no-output mode.
5932 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
5935 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
5937 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
5939 * c-lex.c: Sync with C++ frontend.
5940 (linemode): New variable.
5941 (parse_float): imag, conversion_errno, and type are output only.
5942 (yylex): Adjust. Move initial '.' case into main switch.
5944 (handle_generic_pragma): Just deal with tokens.
5945 (readescape): Use ISXDIGIT and ISGRAPH.
5946 * c-parse.in: Add END_OF_LINE token.
5948 * c-lex.c (lang_init): Generalize.
5949 (nextchar): Remove. Replace uses with UNGETC.
5950 (skip_white_space): Handle linemode here. Optimize for cpplib.
5951 (skip_white_space_on_line): Remove.
5952 (extend_token_buffer_to): New fn.
5953 (extend_token_buffer): Use it.
5954 (read_line_number, check_newline): Just deal with tokens.
5955 (token_getch, token_put_back): New fns.
5956 (yylex): Use them. More cpplib optimizations. Simplify.
5958 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
5959 Jason Merrill <jason@yorick.cygnus.com>
5961 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
5962 (consume_string): Make this smart about USE_CPPLIB.
5963 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
5964 (yylex): Rewrite to be intelligent about USE_CPPLIB.
5965 Also, clean up cases where we redundantly set token_buffer[0].
5966 (read_line_number): New fn.
5967 (ignore_escape_flag): New variable.
5969 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
5971 * a29k/t-a29kbare: Fix some comments.
5972 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
5973 (FPBIT, DPBIT): Define.
5974 * a29k/t-vx29k: Likewise.
5975 * arc/t-arc: Likewise.
5976 * arm/t-arm-elf: Likewise.
5977 * arm/t-bare: Likewise.
5978 * arm/t-pe: Likewise.
5979 * arm/t-pe-thumb: Likewise.
5980 * arm/t-semi: Likewise.
5981 * arm/t-thumb: Likewise.
5982 * arm/t-thumb-elf: Likewise.
5983 * arm/t-thumb-linux: Likewise.
5984 * h8300/t-h8300: Likewise.
5985 * i960/t-i960: Likewise.
5986 * i960/t-vxworks960: Likewise.
5987 * m32r/t-m32r: Likewise.
5988 * mips/t-ecoff: Likewise.
5989 * mips/t-elf: Likewise.
5990 * mips/t-r3900: Likewise.
5991 * pa/t-pro: Likewise.
5992 * rs6000/t-aix43: Likewise.
5993 * rs6000/t-beos: Likewise.
5994 * rs6000/t-newas: Likewise.
5995 * rs6000/t-ppccomm: Likewise.
5996 * rs6000/t-rs6000: Likewise.
5997 * rs6000/t-winnt: Likewise.
5998 * rs6000/t-xnewas: Likewise.
5999 * rs6000/t-xrs6000: Likewise.
6000 * sh/t-sh: Likewise.
6001 * sparc/t-elf: Likewise.
6002 * sparc/t-sparcbare: Likewise.
6003 * sparc/t-sparclite: Likewise.
6004 * sparc/t-splet: Likewise.
6005 * v850/t-v850: Likewise.
6006 * mn10200/t-mn10200: Fix comments.
6007 * mn10300/t-mn10300: Likewise.
6009 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
6010 dummy operand. Allocate a new pseudo for the dummy operand.
6011 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
6013 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
6015 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
6017 * configure: Rebuilt.
6018 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
6020 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
6022 * recog.c (preproces_constraints): Zero recog_op_alt before
6023 processing the constraints.
6025 * arm.c (typedef minipool_node): Renamed from pool_node.
6026 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
6027 (add_minipool_constant): New function.
6028 (dump_minipool): New function.
6029 (find_barrier): Remove special case for getting the insn size of
6030 an insn that references the constant pool.
6031 (minipool_fixup): New structure.
6032 (push_minipool_barrier): New function.
6033 (push_minipool_fix): New function.
6034 (note_invalid_constants): New function.
6035 (add_pool_constant, dump_table, fixit, broken_move): Delete.
6036 (arm_reorg): Rewrite code to fix up the constant pool into a
6037 series of mini-pools embedded in the insn stream.
6038 (arm_output_epilogue): New function, made mainly from the body
6039 of output_func_epilogue.
6040 (output_func_epilogue): Move insn generation part of epilogue code
6041 to arm_output_epilogue.
6042 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
6043 * arm.md (pool_range): New attribute.
6044 (zero_extendqidi2): Add attribute pool_range.
6045 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
6046 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
6047 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
6048 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
6049 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
6050 (epilogue): New expand.
6051 (epilogue_insn): New insn. Call arm_output_epilogue.
6053 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
6054 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
6056 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
6058 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
6060 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
6062 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
6064 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
6066 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
6068 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
6070 * global.c: Fix comment.
6072 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
6074 * gcc.c (access_check): New static function.
6075 (find_a_file): Use it when searching a directory list.
6076 * collect2.c (find_a_file): Don't accept directories found when
6077 searching a directory list.
6079 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
6081 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
6082 function parameters with `&'.
6083 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
6085 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
6087 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
6088 or tidy_fallthru_edge if the last insn in the block is not
6089 an unconditional jump or a simple conditional jump.
6091 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6093 * Makefile.in (c-decl.o): Depends on defaults.h.
6095 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
6097 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
6099 (CLASS_MAX_NREGS): Likewise.
6101 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
6103 * cse.c (cse_insn): Fix dumb thinko in last change.
6105 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6107 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
6110 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
6112 * dwarf2out.c (add_location_or_const_value_attribute): Correct
6113 test for sizes of passed and declared parameter types.
6115 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6117 * fixincludes: Fix the return type of bsearch, char* -> void*.
6119 * fixinc/inclhack.def: Likewise.
6121 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
6123 * invoke.texi (-fdump-translation-unit): New option.
6125 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
6127 * expr.h (PROMOTE_PROTOTYPES): Move ...
6128 * defaults.h: ... to here.
6129 * c-decl.c: Include defaults.h instead of expr.h.
6130 * c-typeck.c: Include defaults.h.
6132 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
6134 * toplev.h (errorcount): Declare.
6135 (warningcount): Likewise.
6136 (sorrycount): Likewise.
6137 * c-lex.c (errorcount): Don't declare.
6138 * dwarf2out.c (errorcount): Don't declare.
6140 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
6142 * config/libgloss.h: Add a note discouraging use with ELF.
6143 * configure.in: Don't use libgloss.h for ELF targets.
6144 Always use_collect2 on a.out targets.
6146 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
6148 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
6149 (force_to_mode, case ASHIFTRT): Add shiftrt label.
6151 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6153 * loop.c (strength_reduce): When doing biv->giv conversion, update
6154 reg note of NEXT->insn.
6156 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
6158 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
6160 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
6162 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
6163 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
6164 Ensure expr.h is included.
6165 * c-typecheck.c (convert_arguments): Ditto.
6167 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
6169 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
6170 * config/convex/convex.h: Ditto.
6171 * config/dsp16xx/dsp16xx.h: Ditto.
6172 * config/fx80/fx80.h: Ditto.
6173 * config/gmicro/gmicro.h: Ditto.
6174 * config/i370/i370.h: Ditto.
6175 * config/i386/i386.h: Ditto.
6176 * config/m32r/m32r.h: Ditto.
6177 * config/m68k/m68k.h: Ditto.
6178 * config/m88k/m88k.h: Ditto.
6179 * config/mips/mips.h: Ditto.
6180 * config/pa/pa.h: Ditto.
6181 * config/pyr/pyr.h: Ditto.
6182 * config/tahoe/tahoe.h: Ditto.
6183 * config/we32k/we32k.h: Ditto.
6185 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
6188 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
6190 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
6193 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
6195 1999-08-02 Richard Henderson <rth@cygnus.com>
6197 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
6198 for the register spill block.
6200 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
6201 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
6203 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
6204 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
6205 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
6207 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
6209 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
6210 MAX_WCHAR_TYPE defined in sparc.h.
6211 * config/sparc/linuxaout.h: Likewise.
6212 * config/sparc/linux64.h: Likewise.
6213 Also default to -mvis if CPU is UltraSPARC.
6215 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
6217 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
6218 (RTX_OK_FOR_OLO10): Likewise.
6219 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
6220 %lo(), allow it in addresses...
6221 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
6222 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
6223 does not make sense.
6224 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
6225 (sparc_output_scratch_registers): New function.
6226 (output_function_prologue, sparc_flat_output_function_prologue): Use
6228 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
6230 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
6231 * configure.in: Add check for .register pseudo-op support in as and
6232 check for offsetable %lo().
6233 * acconfig.h: Add templates for the above checks.
6234 * configure: Regenerate.
6236 1999-08-02 Richard Henderson <rth@cygnus.com>
6238 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
6239 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
6240 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
6242 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6244 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
6247 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
6249 * config/float-sparc.h: New file.
6250 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
6251 sparc-*-linux-gnu and sparc64-*-linux*.
6253 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6255 * rs6000.c (rs6000_va_list): Type is an array.
6256 (rs6000_va_start): Don't doubly adjust for varargs.
6257 (rs6000_va_arg): Evaluate long long GPR adjustment.
6259 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
6261 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
6262 -maix64 and -maix32.
6263 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
6264 LINK_SPEC): Change appropriately.
6265 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
6266 (u_short_cint_operand): Likewise.
6267 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
6269 * rs6000/t-aix43 (MULTILIB): Change to -m64.
6271 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
6273 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
6275 * rs6000/rs6000.c (num_insns_constant_wide): Correct
6277 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
6278 (non_add_cint_operand): Likewise.
6279 (logical_operand): Likewise.
6280 (non_logical_cint_operand): Likewise.
6281 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
6282 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
6283 (rs6000_select_rtx_section): Suppress warning.
6284 (small_data_operand): Suppress warning.
6285 (rs6000_got_register): Suppress warning.
6286 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
6287 type, so `J' is generally the wrong constraint for a SImode value;
6289 (andsi3_internal2): Likewise.
6290 (andsi3_internal3): Likewise.
6291 (iorsi3_internal1): Likewise.
6292 (xorsi3_internal1): Likewise.
6294 (movsf_softfloat): Likewise.
6295 (scc insns): Likewise.
6296 (movsi+2): Preserve sign bits of SImode constant.
6297 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
6298 (movdf+1): Sign-extend properly.
6299 (movdi_32+1): Sign-extend properly.
6300 (scc insns): Sign-extend properly.
6302 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
6305 1999-08-02 Richard Henderson <rth@cygnus.com>
6307 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
6309 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
6310 * alpha.md (all fp insns): Likewise.
6312 1999-08-02 Nick Clifton <nickc@cygnus.com>
6314 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
6317 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
6319 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
6320 pic_load_label generator directly.
6321 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
6322 No longer a named pattern.
6324 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
6326 * explow.c (force_reg): Call force_operand if X does not
6327 satisfy general_operand.
6329 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
6331 * fix-header.c (main): When testing for CONTINUED, use string
6332 equality, not pointer equality.
6334 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
6336 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
6338 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
6340 * cse.c (cse_insn): Fix loop which deletes insns after a jump
6341 that has become an unconditional jump.
6343 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
6344 (output_function_epilogue): Similarly.
6346 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6348 * tree.h (init_dummy_function_start): Declare.
6350 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6352 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
6353 last_expr_type, last_expr_value, block_start_count, block_stack,
6354 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
6355 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
6356 dynamically in stmt elt of struct function for each function.
6357 (struct nesting): Rename function_call_count elt to n_function_calls,
6358 target_temp_slot_level to block_target_temp_slot_level. All users
6360 (struct stmt_status): New structure definition.
6361 Add many accessor macros for stmt_status elements which previously
6362 were global variables.
6363 (init_stmt_for_function): Allocate stmt elt for current_function.
6364 Reflect that block_start_count was renamed to
6365 current_block_start_count.
6366 (save_stmt_status, restore_stmt_status): Delete functions.
6367 (preserve_subexpressions_p): Don't access loop_stack when outside
6369 (expand_start_bindings): Reflect that block_start_count was renamed to
6370 current_block_start_count.
6371 (expand_fixup): Likewise.
6372 (expand_decl): Don't access block_stack when outside a function.
6373 (expand_decl_cleanup): Likewise.
6374 (expand_dcc_cleanup): Likewise.
6375 (expand_dhc_cleanup): Likewise.
6376 (expand_anon_union_decl): Likewise.
6377 (set_file_and_line_for_stmt): New function.
6378 (in_control_zone_p): New function.
6380 * function.h (struct function): Add new elt stmt.
6381 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
6382 case_stack, nesting_stack, nesting_depth, block_start_count,
6383 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
6384 emit_lineno, goto_fixup_chain.
6385 (save_eh_status, restore_eh_status, save_stmt_status,
6386 restore_stmt_status): Delete declarations.
6387 * function.c (push_function_context_to): Don't call save_stmt_status.
6388 (pop_function_context_to): Don't call restore_stmt_status.
6389 * tree.h (in_control_zone_p): Declare.
6390 * rtl.h (set_file_and_line_for_stmt): Declare.
6392 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
6393 call set_file_and_line_for_stmt.
6395 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
6397 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
6398 Also update copyright.
6400 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6402 * c-pragma.c: Don't include "except.h".
6403 * emit-rtl.c: Likewise.
6404 * stor-layout.c: Likewise.
6406 * varasm.c: Likewise.
6408 * flow.c: Include "function.h".
6409 * tree.h (init_dummy_function_start): Declare new function.
6411 * except.h (struct eh_status): New structure.
6412 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
6414 (eh_return_stub_label, ehstack, catchstack, ehqueue,
6415 catch_clauses, false_label_stack, caught_return_label_stack,
6416 protect_list, current_function_ehc): Add accessor macros for the
6417 corresponding fields in current_function->eh; delete declarations
6418 for all items that used to be declared here.
6419 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
6420 catch_clauses, false_label_stack, caught_return_label_stack,
6421 protect_list, current_function_ehc): Delete variables.
6422 (init_eh_for_function): Allocate current_function->eh.
6423 (save_eh_status, restore_eh_status): Delete functions.
6425 * function.h (struct function): Add fields next_global and eh.
6426 Delete all exception handling related fields.
6427 * function.c (current_function): New variable.
6428 (all_functions): New variable.
6429 (push_function_context_to): Don't allocate a struct function,
6430 use current_function instead. Call init_dummy_function_start when
6431 outside a function. Clear current_function before returning.
6432 (pop_function_context_from): Restore current_function.
6433 Don't free the restored struct function.
6434 (prepare_function_start): New function.
6435 (init_dummy_function_start): New function.
6436 (init_function_start): Break out some code into prepare_function_start
6439 * stmt.c (save_stmt_status): Don't call save_eh_status.
6440 (restore_stmt_status): Don't call restore_eh_status.
6442 * Makefile.in: Update dependencies.
6444 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
6446 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
6447 of depending on a magic constant value. Update comments.
6448 (hppa_expand_prologue): Similarly.
6450 * pa.md (reload_indi, reload_outdi): Allow any register for the
6451 original reload register.
6453 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
6455 * cccp.c (print_help): Change marcos to macros.
6457 1999-07-30 Richard Henderson <rth@cygnus.com>
6459 * c-typeck.c (initializer_constant_valid_p): Move ...
6460 * c-common.c (initializer_constant_valid_p): ... here. Use
6461 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
6463 * c-common.h (initializer_constant_valid_p): Declare.
6464 * c-tree.h (initializer_constant_valid_p): Remove.
6466 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
6468 * config/i386/sol2-c1.asm: Align the stack.
6469 * config/i386/sol2-gc1.asm: Likewise.
6471 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
6473 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
6474 -Asparclite for sparc86x.
6475 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
6477 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
6479 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
6481 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
6482 the user if using the non-default arch size in BI_ARCH configuration.
6483 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
6485 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
6486 Fix patterns so that they actually match.
6487 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
6488 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
6489 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
6491 (mulsidi3): Reflect this in the expand.
6492 (smulsi3_highpart): Only on TARGET_ARCH32.
6493 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
6494 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
6495 (umulsidi3): Reflect this in the expand.
6496 (umulsi3_highpart): Only on TARGET_ARCH32.
6497 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
6498 don't require g0 to be zero.
6499 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
6500 ({,u}divsi3): New expands.
6501 ({,u}divsi3_sp64): New patterns.
6502 (after lshrdi3_v8plus): Four new patterns to help combiner
6503 optimizing nested mixed mode shifts.
6505 * config/sparc/sparc.c (sparc_override_options): Use deprecated
6506 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
6507 speed things up. Don't use them by default on plain v9 in 64bit
6508 mode, according to what SPAMv9 sais.
6510 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
6511 top 32 bits of %[og][0-7] in signal handlers.
6512 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
6514 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
6516 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
6517 (ashlsi3): Corresponding changes.
6519 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
6521 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
6523 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
6525 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6527 * arm.h (Hint): Delete macro.
6528 Substitute HOST_WIDE_INT for Hint in some prototypes.
6529 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
6531 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
6533 * builtins.c (expand_builtin_setjmp): Use force_operand to
6534 make sure that the buffer address is in a suitable form to be
6535 passed to force_reg.
6537 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
6539 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
6542 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
6544 * pa.md (indirect_jump): Remove mode from match_operand. Verify
6545 proper mode in the condition string.
6546 (icacheflush, dcacheflush): Remove modes from match_operands.
6548 * pa.c (emit_move_sequence): Always convert scratch_reg to the
6549 proper mode before using it.
6551 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
6554 * pa.c (store_reg): Do not call add_high_const generator directly.
6555 (load_reg, set_reg_plus_d): Likewise.
6556 * pa.md (add_high_const): No longer a named pattern.
6558 * pa.c (legitimize_address): Consistently use Pmode rather than
6559 SImode. Do not call gen_pic2_highpart directly anymore.
6560 * pa.md (pic2_highpart): No longer a named pattern.
6561 (pic2_lo_sum): Similarly. Reformat to make more readable.
6563 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
6568 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6570 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
6572 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
6574 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
6575 and tag the spill mems.
6576 (hppa_va_start): New.
6578 * pa.h (EXPAND_BUILTIN_VA_START): New.
6579 (EXPAND_BUILTIN_VA_ARG): New.
6581 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
6583 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
6584 and tag the spill mems.
6585 (mn10300_va_start): New.
6586 (mn10300_va_arg): New.
6587 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
6588 (EXPAND_BUILTIN_VA_ARG): New.
6590 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
6592 * mn10200.c (mn10200_va_arg): New.
6593 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
6595 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
6597 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
6598 rather than play with TREE_INT_CST_LOW.
6600 1999-07-27 Philip Blundell <pb@nexus.co.uk>
6602 * config/arm/telf.h: Include dbxelf.h.
6603 (CPP_PREDEFINES): Only define if not already defined.
6604 (ASM_IDENTIFY_GCC): Likewise.
6605 (SUBTARGET_EXTRA_SECTIONS): Likewise.
6606 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
6607 * config/arm/thumb.h (LINK_SPEC): Only define if not already
6609 (DBX_DEBUGGING_INFO): Don't define.
6610 * config/arm/linux-telf.h: New file.
6611 * config/arm/linux-tgas.h: New file.
6612 * config/arm/t-thumb-linux: New file.
6613 * config/arm/uclinux-elf.h: New file.
6614 * config/arm/uclinux-telf.h: New file.
6615 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
6616 thumb-*-uclinux): New targets.
6617 * configure: Regenerate.
6619 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
6621 * pa.md (post_store, pre_load): New expanders.
6622 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
6623 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
6624 need to directly generate RTL for them.
6625 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
6628 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
6630 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
6631 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
6632 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
6633 (secndary_reload_class): Make TARGET_ELF conditional compile.
6634 (print_operand_address): Similar.
6635 (output_toc): Print all values as hex.
6636 (get_issue_rate): Rearrange and add RS64A and PPC630.
6637 * rs6000.h (processor_type): Add RS64A and PPC630.
6638 (PROCESSOR_POWERPC64): New.
6639 (PROMOTE_MODE): Use word_mode.
6640 (RTX_COSTS): Add RS64A and PPC630.
6641 * rs6000.md (scheduling information): Add lmul and ldiv
6642 representing 64-bit integer multiply and divide. Add rs64a and
6644 (ashldi3): Add support for "rldic" instruction.
6645 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
6647 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
6649 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
6650 instead of V8 for sparclite86x in cpu_table.
6652 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6654 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
6655 output_file_directive.
6657 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
6659 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
6660 tree for op1, not the rtl.
6662 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
6664 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
6665 to m88k_va_start, leaving only the register spill.
6666 (m88k_build_va_list): New.
6667 (m88k_va_start): New.
6669 * m88k.h (BUILD_VA_LIST_TYPE): New.
6670 (EXPAND_BUILTIN_VA_START): New.
6671 (EXPAND_BUILTIN_VA_ARG): New.
6673 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
6675 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
6676 Rename from expand_builtin_saveregs.
6677 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
6679 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
6681 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
6682 for the register spill block.
6683 (i960_build_va_list): New.
6684 (i960_va_start): New.
6686 * i960.h (BUILD_VA_LIST_TYPE): New.
6687 (EXPAND_BUILTIN_VA_START): New.
6688 (EXPAND_BUILTIN_VA_ARG): New.
6689 * i960.md (store_multiple): Use change_address on individul mems.
6691 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
6693 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
6695 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
6696 (expand_builtin_va_end): Evaluate arg for side effects.
6697 * c-common.c (c_common_nodes_and_builtins): Construct a
6698 va_list_arg_type_node to handle array decomposition to pointer.
6700 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
6702 * except.c (start_dynamic_cleanup): Use force_operand on the
6705 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
6707 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
6708 * c4x.c (c4x_va_arg): New.
6710 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
6712 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
6715 1999-07-26 Nathan Sidwell <nathan@acm.org>
6717 * eh-common.h (__eh_matcher): Prototype correctly.
6719 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
6721 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
6722 (TARGET_SINGLE_PIC_BASE): Likewise.
6723 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
6725 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
6726 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
6727 (TARGET_OPTIONS): Add -mpic-register=N.
6728 (OUTPUT_INT_ADDR_CONST): New macro.
6729 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
6730 LEGITIMATE_PIC_OPERAND_P): Likewise.
6731 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
6732 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
6733 output_addr_const directly.
6734 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
6736 (thumb_pic_register, thumb_pic_register_string): Declare.
6738 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
6740 (label_mentioned_p): New function: Imported from arm.c.
6741 (legitimize_pic_address): New function: Imported from arm.c.
6742 (is_pic):New function: Imported from arm.c.
6743 (thumb_finalize_pic):New function: Imported from arm.c.
6744 (add_constant): Cope with PIC constants.
6745 (fixit): Cope with PIC constants.
6746 (output_return): Do not treat the PIC register as live if
6747 TARGET_SINGLE_PIC_BASE is true.
6748 (thumb_function_prologue): Do not treat the PIC register as live if
6749 TARGET_SINGLE_PIC_BASE is true.
6750 (thumb_expand_prologue): Do not treat the PIC register as live if
6751 TARGET_SINGLE_PIC_BASE is true.
6752 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
6753 TARGET_SINGLE_PIC_BASE is true.
6754 (thumb_print_operand): Accept '|'.
6755 (thumb_override_options): Process PIC options.
6757 * config/arm/thumb.md (movsi): Support PIC.
6758 (call_insn): Change "i" constraint to "X".
6759 (call_value_insn): Likewise.
6760 (consttable_4, consttable_8, consttable_end): Set and clear
6761 "making_const_table" as appropriate.
6762 (pic_load_addr, pic_add_dot_plus_four): New insns.
6764 * invoke.texi (Thumb Options): Fix spelling. Document new
6765 options -msingle-pic-base and -mpic-register=.
6767 1999-07-26 Andrew Haley <aph@cygnus.com>
6769 * config/m32r/initfini.c (__init): Use a full word immediate for
6770 __fini: this allows it to be placed in any memory region.
6772 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
6773 -mmodel=medium. This is OK for all memory models.
6775 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
6777 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
6778 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
6780 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
6782 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
6785 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
6787 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
6789 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
6790 (BUILD_VA_LIST_TYPE): New.
6791 (EXPAND_BUILTIN_VA_START): New.
6792 (EXPAND_BUILTIN_VA_ARG): New.
6793 * i860.c (output_delayed_branch): Disable.
6794 (output_delay_insn): Likewise.
6795 (i860_saveregs): New.
6796 (i860_build_va_list): New.
6797 (i860_va_start): New.
6799 * i860.md: Disable all peepholes using output_delayed_branch.
6800 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
6802 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
6804 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
6805 (BUILD_VA_LIST_TYPE): New.
6806 (EXPAND_BUILTIN_VA_START): New.
6807 (EXPAND_BUILTIN_VA_ARG): New.
6808 * clipper.c (clipper_builtin_saveregs): Only dump registers.
6809 Return the address of the save area.
6810 (clipper_build_va_list): New.
6811 (clipper_va_start): New.
6812 (clipper_va_arg): New.
6814 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
6816 * arc.h (EXPAND_BUILTIN_VA_START): New.
6817 (EXPAND_BUILTIN_VA_ARG): New.
6818 * arc.c (arc_setup_incoming_varargs): Set alias set of
6820 (arc_va_start): New.
6823 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
6825 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
6826 (BUILD_VA_LIST_TYPE): New.
6827 (EXPAND_BUILTIN_VA_START): New.
6828 (EXPAND_BUILTIN_VA_ARG): New.
6829 * alpha.c (alpha_builtin_saveregs): Delete.
6830 (alpha_build_va_list): New.
6831 (alpha_va_start): New.
6832 (alpha_va_arg): New.
6834 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
6836 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
6838 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
6839 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
6841 * gcc.texi: More changes related to list conversion.
6842 * invoke.texi: Likewise.
6844 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
6846 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
6847 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
6848 (expand_builtin_next_arg): Accept ARGLIST not EXP.
6849 (stabilize_va_list): New function.
6850 (std_expand_builtin_va_start): New function.
6851 (expand_builtin_va_start): New function.
6852 (get_varargs_alias_set): New function.
6853 (std_expand_builtin_va_arg): New function.
6854 (expand_builtin_va_arg): New function.
6855 (expand_builtin_va_end): New function.
6856 (expand_builtin_va_copy): New function.
6857 (expand_builtin): Call them.
6858 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
6859 __builtin_{varargs_start,stdarg_start,end,copy}.
6860 (build_va_arg): New function.
6861 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
6862 (build_va_arg): Declare.
6863 * c-decl.c (ptr_type_node, va_list_type_node): New.
6864 * c-parse.gperf (__builtin_va_arg): New.
6865 * c-parse.in (VA_ARG): New token.
6866 (unary_expr): Recognize it.
6867 * expr.c (expand_expr): Expand VA_ARG_EXPR.
6868 * expr.h (std_expand_builtin_va_start): Declare.
6869 (std_expand_builtin_va_arg): Declare.
6870 (expand_builtin_va_arg): Declare.
6871 (get_varargs_alias_set): Declare.
6872 * tree.def (VA_ARG_EXPR): New.
6873 * tree.h (BUILT_IN_VARARGS_START): New.
6874 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
6875 (ptr_type_node, va_list_type_node): Declare.
6876 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
6877 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
6878 * m88k.h, m88k.c: Likewise.
6879 * mn10300.h, mn10300.c: Likewise.
6880 * pa.h, pa.c: Likewise.
6881 * rs6000.h, rs6000.c: Likewise.
6882 * sh.h, sh.c: Likewise.
6883 * sparc.h, sparc.c: Likewise.
6885 * emit-rtl.c (operand_subword): Copy alias set.
6886 (change_address): Likewise.
6888 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
6890 * pa.c (compute_frame_size): Scan all the used callee saved registers,
6891 not just the first one.
6893 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
6895 * config/arm/arm.h (TARGET_SWITCHES): Add
6896 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
6897 (TARGET_OPTIONS): Add -mpic-register=.
6898 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
6899 (arm_pic_register_string): Declare.
6900 (NEED_PLT_GOT): Delete, replace with ...
6901 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
6902 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
6903 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
6904 * config/arm/arm.c (arm_override_options): Add new option
6906 (arm_pic_register_string): New variable.
6907 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
6908 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
6909 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
6910 (output_return_instruction): Likewise.
6911 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
6912 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
6913 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
6915 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
6916 mention of -msched-prolog. Document new options -msingle-pic-base
6917 and -mpic-register=.
6919 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
6921 * haifa-sched.c (reemit_notes): Tidy.
6922 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
6925 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
6927 * explow.c (trunc_int_for_mode): New function.
6928 (plus_constant_wide): Use it.
6929 * combine.c (simplify_and_const_int): Likewise.
6930 (merge_outer_ops): Likewise.
6931 (simplify_shift_const): Likewise.
6932 * cse.c (simplify_unary_operation): Likewise.
6933 (simplify_binary_operation): Likewise.
6934 * emit-rtl.c (operand_subword): Likewise.
6935 * rtl.h: Declare it.
6937 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6939 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
6940 (use NUM_REGS instead of NUM_INTS).
6942 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6944 * builtins.c: New file.
6945 * expr.c (saveregs_value, apply_args_value): Delete definition,
6946 moved into builtins.c.
6947 (string_constant): No longer static.
6948 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
6949 apply_args_size, apply_result_size, result_vector,
6950 expand_builtin_apply_args, expand_builtin_apply,
6951 expand_builtin_return): Delete functions, moved into builtins.c.
6952 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
6953 * expr.h (saveregs_value, apply_args_value): Declare variables.
6954 (expand_builtin, string_constant): Declare functions.
6955 * Makefile.in: Update to build builtin.o.
6957 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
6959 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
6960 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
6961 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
6962 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
6964 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
6967 1999-07-21 Michael Meissner <meissner@cygnus.com>
6969 * print-rtl.c (print_rtx): Print the names of the virtual
6972 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
6974 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
6975 introduced in previous delta.
6977 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6979 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
6980 to avoid name clash.
6982 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6984 * c-lex.c (yylex) : Correct the test for overflow when lexing
6987 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
6989 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
6990 (adjust_priority): Always call ADJUST_PRIORITY.
6991 (schedule_insn): Only put insns into the ready at cost 0.
6992 (schedule_block): Remove redundant initial sort. Give clock_var
6993 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
6995 * tm.texi (MD_SCHED_REORDER): Update docs.
6997 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
6998 * sparc.c (ultra_reorder_called_this_block): Delete.
6999 (ultrasparc_sched_init): Don't set it.
7000 (ultrasparc_sched_reorder): Don't check it.
7002 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
7004 * rs6000.h (struct rs6000_args): Add sysv_gregno.
7005 * rs6000.c (init_cumulative_args): Init sysv_gregno.
7006 (function_arg_boundary): Align DFmode.
7007 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
7008 to get fp reg and stack overflow correct.
7009 (function_arg): Likewise.
7010 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
7011 (setup_incoming_varargs): Restructure for ABI_V4; use
7012 function_arg_advance to skip final named argument.
7013 (expand_builtin_saveregs): Properly unskip the last integer arg
7014 when doing varargs. Adjust overflow location calculation.
7016 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
7017 explicitly unsigned.
7018 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
7019 (__VA_GP_REGSAVE): Similarly.
7020 (__va_longlong_p): Delete.
7021 (__va_arg_type_violation): New declaration.
7022 (va_arg): Restructure. Flag promotion errors. Align double.
7023 TFmode passed by reference.
7025 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
7026 in the HOST_BITS_PER_WIDE_INT > 32 case.
7028 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
7030 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
7032 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
7034 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
7035 * toplev.c (documented_lang_options): Add -fpreprocessed.
7036 * cpplib.h (struct cpp_buffer): Add preprocessed.
7037 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
7038 (cpp_start_read): Don't expand macros or emit an initial #line
7039 directive if -fpreprocessed.
7041 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7043 * cpplib.h (struct cpp_buffer): Added manual_pop for
7044 better C++ tokenization.
7045 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
7046 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
7047 * c-common.c (cpp_token): Make non-static.
7049 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7051 * c-common.h: New file.
7052 * c-common.c (permanent_obstack): Delete unused declaration.
7053 (c_global_trees): New array.
7054 (c_common_nodes_and_builtins): New function; split off common code
7055 from init_decl_processing in both c-decl.c and cp/decl.c.
7056 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
7057 c_global_trees and accessor macros defined in c-common.h.
7059 * c-decl.c: Delete definitions for tree nodes that were replaced by
7061 (init_decl_processing): Build void_list_node.
7062 Call c_common_nodes_and_builtins; delete code to generate the common
7064 * objc/objc-act.c (build_module_descriptor): Rename variable
7065 void_list_node to avoid clash with c-common.h.
7067 * Makefile.in: Update dependencies.
7068 * objc/Make-lang.in: Likewise.
7070 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
7072 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
7073 (UNIQUE_SECTION_P): Likewise.
7074 (UNIQUE_SECTION): Likewise.
7076 1999-07-19 Linas Vepstas <linas@linas.org>
7078 * config/i370/README: New file.
7079 * config/i370/linux.h: New file.
7080 * config/i370/mvs.h: New file.
7081 * config/i370/oe.h: New file.
7082 * config/i370/t-linux: New file.
7083 * config/i370/t-mvs: New file.
7084 * config/i370/t-oe: New file.
7085 * config/i370/x-oe: New file.
7086 * config/i370/xm-linux.h: New file.
7087 * config/i370/xm-mvs.h: New file.
7088 * config/i370/xm-oe.h: New file.
7090 * i370.c (label_node_t): Add first_ref_page, label_addr,
7091 label_first_ref, label_last_ref members.
7092 (mvs_need_base_reload): Renamed from mvs_label_emitted.
7093 (MAX_MVS_LABEL_SIZE): Define.
7094 (MAX_LONG_LABEL_SIZE): Define.
7095 (alias_node_t, alias_anchor, alias_number): New.
7096 (mvs_function_table): Reorder for EBCDIC.
7097 (ascebc, ebcasc): Unconditionally define.
7098 (i370_branch_dest, i370_branch_length): New functions.
7099 (i370_short_branch, i370_label_scan): New functions.
7100 (mvs_get_label): Renamed from mvs_add_label. Search for
7101 an existing label before creating a new one.
7102 (mvs_add_label): New function.
7103 (mvs_get_label_page): New function.
7104 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
7105 over the entire list.
7106 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
7107 (mvs_check_page) [TARGET_ELF_ABI]: New function.
7108 (mvs_add_alias, mvs_need_alias): New functions.
7109 (mvs_get_alias, mvs_check_alias): New functions.
7110 (handle_pragma): New function.
7111 (mvs_function_check): New function.
7112 (unsigned_jump_follows_p): Search harder.
7113 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
7114 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
7115 * i370.h (TARGET_VERSION): Delete.
7116 (CPP_SPEC, CPP_PREDEFINES): Delete.
7117 (mvs_label_emitted): Delete.
7118 (TARGET_EBCDIC): Delete.
7119 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
7120 (HANDLE_PRAGMA): Define.
7121 (HARD_REGNO_NREGS): Handle complex modes.
7122 (HARD_REGNO_MODE_OK): Likewise.
7123 (CLASS_MAX_NREGS): Likewise.
7124 (RET_REG): Likewise.
7125 (EXTRA_CONSTRAINT): Define.
7126 (RETURN_IN_MEMORY): True for DImode.
7127 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
7128 (FUNCTION_PROFILER): Delete.
7129 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
7130 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
7131 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
7132 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
7133 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
7134 (ASM_FILE_START): Add "RMODE ANY".
7135 (ASM_OUTPUT_EXTERNAL): Check for aliases.
7136 (ASM_GLOBALIZE_LABEL): Likewise.
7137 (ASM_OUTPUT_LABELREF): Likewise.
7138 (ASM_OUTPUT_COMMON): Likewise.
7139 (PRINT_OPERAND): Handle 'K', 'W', default.
7140 (PRINT_OPERAND_ADDRESS): New.
7141 (Lots of defines): Add support for TARGET_ELF_ABI.
7142 * i370.md (attr length): New. Define for all patterns.
7143 (*): Lots of tweeks to assembly output and constraints.
7145 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
7147 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
7148 Disable patterns performing SImode comparisons with SImode values
7149 if TARGET_POWERPC64 and instruction does not sign-extend or does
7150 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
7151 differ for signed quantities.
7152 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
7153 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
7154 (decrement_and_branch_on_count): Add 64-bit variant.
7156 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7158 * final.c (output_asm_insn): When searching for the matching string
7159 for a given dialect, don't run past the end of the list of
7160 alternatives if there are fewer alternatives in the template than
7163 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
7165 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
7166 Removed paragraph about compression of files and size limitation,
7167 duplicated in the FAQ. Use gcc-patches for posting patches.
7168 * gcc.c (main): Updated URL with bug reporting instructions to
7169 gcc.gnu.org. Removed e-mail address.
7170 * system.h (abort): Likewise.
7172 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7174 * Makefile.in (stmp-multilib-sub): Make the files extracted
7175 from $(LIBGCC1) writable.
7177 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
7179 * config/arm/aout.h: Reformat for improved readability.
7181 * config/arm/arm.h: Reformat for improved readability.
7182 Replace uses of fprintf with asm_fprintf where appropriate.
7183 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
7184 function declaration assembler actions.
7185 (NUM_INTS): New macro: Convert from bytes to words.
7186 (NUM_REGS): New macro: Compute number of registers required to
7187 hold a quanitity of tyep MODE.
7188 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
7190 (NUM_ARG_REGS): New macro: The number of argument registers
7192 (ARG_REGISTER): New macro: Compute the register number of the Nth
7194 (LAST_ARG_REGNUM): New macro: The number of the last argument
7196 (SP_REGNUM): New macro: Register number of the stack pointer.
7197 (FP_REGNUM): New macro: Register number of the frame pointer.
7198 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
7199 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
7200 CUMULATIVE_ARGS so that it counts registers not bytes.
7202 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
7204 Replace uses of fprintf with asm_fprintf where appropriate.
7205 (output_ascii_pseudo_op): Replace with version from thumb.c
7207 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
7209 * config/arm/elf.h (CPP_PREDEFINES): Replace with
7211 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
7212 (ASM_FILE_START): Emit ASM_APP_OFF.
7214 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
7216 * pa.c (compute_frame_size): Round frame according to
7217 STACK_BOUNDARY rather than a hardwired value.
7219 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
7221 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
7223 * configure: Rebuilt.
7225 * configure.in (hppa*-*-linux*): New configuration.
7226 * configure: Rebuilt.
7227 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
7228 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
7229 * pa/pa-linux.h: New file.
7230 * pa/t-linux: New file.
7231 * pa/xm-linux.h: New file.
7233 * pa.c (hppa_legitimize_address): Change references from SImode to
7234 either Pmode or word_mode as appropriate.
7235 (emit_move_sequence, store_reg, load_reg): Likewise.
7236 (set_reg_plus_d, hppa_expand_prologue): Likewise.
7237 (output_mul_insn): Likewise.
7238 * pa.h (PROMOTE_MODE): Likewise.
7239 (INITIALZE_TRAMPOLINE): Likewise.
7240 (Pmode): Define to word_mode.
7242 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
7243 value of 4. Allocate 8 bytes for each FP register save.
7244 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
7246 (hppa_expand_prologue): Likewise.
7247 * pa.h (PROMOTE_MODE): Likewise.
7248 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
7249 (FUNCTION_ARG_BOUNDARY): Likewise.
7251 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
7253 * pa.c (out_of_line_prologue_epilogue): Delete.
7254 (override_options): Remove -mspace related code.
7255 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
7256 (compute_frame_size): Only allocate space for register that
7257 actually need to be saved.
7258 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
7259 (TARGET_SWITCHES): Remove -mspace, -mno-space
7260 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
7261 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
7262 * pa/ee.asm, pa/ee_fp.asm: Delete.
7264 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
7266 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
7267 directive in column zero.
7269 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
7271 * m68k.c (output_function_prologue): Fix computation of save mask
7272 when generating PIC code.
7274 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
7276 * tree.c (build_type_attribute_variant): Move current_obstack restore
7277 after build_qualified_type call.
7279 1999-07-15 Mark Mitchell <mark@codesourcery.com>
7281 * configure.in: Use t-iris6, even with GNU LD.
7282 * config/mips/iris6gld.h: Fix typo in linker spec.
7283 * config/mips/t-iris6gld: Remove.
7285 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
7287 * rs6000.md (insv, extzv): Remove SImode dependence in named
7288 patterns. Explicitly generate DImode RTL if PowerPC64 and
7290 (insvdi): Reverse start and size in instruction template.
7292 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
7294 * invoke.texi: Typo fixes.
7296 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
7298 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
7299 handle at this time instead of silently generating incorrect code.
7300 (gen_imagpart): Likewise.
7302 * reload.c (find_reloads): Emit a USE for a pseudo register without
7303 a hard register if we could not create an optional reload for the
7306 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7308 * c-typeck.c (output_init_element, process_init_element):
7309 When advancing constructor_unfilled_fields for a RECORD_TYPE,
7310 check for nameless bit fields.
7312 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
7314 * regclass.c (scan_one_insn): Notice subregs that change the
7315 size of their operand.
7316 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
7318 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
7320 * configure.in (alpha*-*-*): Include alpha/t-ieee.
7321 * configure: Rebuilt.
7322 * alpha/t-ieee: New file.
7324 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
7326 * rs6000.c (find_addr_reg): Do not select r0 as an address
7329 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
7331 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
7333 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
7335 * rs6000.md (movsf): Do not force easy FP constants into memory.
7337 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
7338 immed_double_const to ensure they are properly truncated then
7341 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
7343 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
7344 always unless NO_DEBUG is used. Compile this code
7346 (replace_symbols_in_block): Compile it unconditionally.
7348 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
7350 * configure.in (i?86-*-elf*): New target.
7351 * configure: Rebuilt.
7352 * i386/i386elf.h, i386/t-i386elf: New files.
7354 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7356 * toplev.c (main): Don't complain about saying -gdwarf.
7357 (rest_of_compilation): Remove redundant code.
7359 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
7361 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
7363 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
7365 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
7366 "Li960R:", to avoid name clash.
7368 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7370 * loop.c (check_dbra_loop): When reversing a loop, delete all
7371 REG_EQUAL notes referencing the reversed biv except those which are
7372 for a giv based on it.
7374 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
7376 * version.c: Drop "gcc-" prefix from version #.
7378 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
7380 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
7381 the label if we're being verbose.
7383 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
7385 * m68k.c (output_function_prologue): Add pic register to mask
7386 if live and flag_pic.
7387 (output_function_epilogue): Likewise.
7389 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
7391 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
7392 directives in column zero.
7394 * pa/elf.h (ASM_FILE_START): Define.
7395 * pa/som.h (ASM_FILE_START): Include .level directives.
7396 * pa/hpux10.h (ASM_FILE_START): Delete.
7397 * pa/hpux11.h (ASM_FILE_START): Delete.
7399 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
7401 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7403 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
7404 when reload_out equals reload_in.
7406 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
7408 * invoke.texi (Spec Files): New node: Describe the contents of
7411 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
7413 * invoke.texi (DEC Alpha Options): Put @end table at
7414 beginning of line, to avoid confusing texi2html.
7416 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
7418 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
7419 introduced in previous delta.
7421 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7423 * reload1.c (gen_reload): When synthesizing a 3 operand add
7424 sequence, improve test for when to reload OP1 into the reload
7425 register instead of OP0.
7427 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
7429 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
7431 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
7433 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
7436 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
7438 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
7439 (va_dcl): Use __builtin_va_alist_t.
7441 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
7443 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
7444 on the permanent_obstack.
7445 * dwarfout.c (output_type): Likewise.
7447 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
7449 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
7450 Merged from c-typeck.c and cp/typeck.c.
7451 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
7452 Merged into c-common.
7454 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
7456 * c-lex.c (errorcount): Declare it.
7457 (finish_parse): Update errorcount when using CPPLIB.
7459 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
7461 * fixinc/inclhack.def(end_else_label): Double the backslash so
7462 sed gets a chance to see it.
7463 * fixinc/inclhack.sh: regen
7464 * fixinc/fixincl.x: regen
7466 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
7468 Add framework to support armv5 architecture when it becomes
7471 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
7472 (arm_arch5): New variable.
7473 (all_architectures): Add armv5 line.
7474 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
7475 -march=armv5 is specified on the command line.
7476 (arm_arch5): Export this variable.
7477 * invoke.texi: Document new string accepted by -march= switch for
7480 * config/arm/arm.h: Replace use of constant 12 as a register
7481 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
7482 * config/arm/arm.c: Replace use of constant 12 as a register
7483 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
7485 * config/arm/elf.h: Tidy up.
7486 * config/arm/coff.h: Tidy up.
7488 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
7490 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
7491 * gcc/config/mips/t-iris6gld: New file.
7492 * gcc/config/mips/iris6gld.h: Likewise.
7494 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
7496 * c-decl.c (widest_integer_literal_type_node,
7497 widest_unsigned_literal_type) : New.
7498 (init_decl_processing): Handle/use the two new types.
7499 * c-common.c (type_for_size,type_for_mode) : Same.
7500 * c-lex.c (yylex) : Same.
7501 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
7503 * c-tree.h (widest_integer_literal_type_node,
7504 widest_unsigned_literal_type) : New.
7506 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
7508 * dwarfout.c (field_byte_offset): Correctly compute the object's
7509 byte offset for the first bit of a field which crosses an alignment
7510 boundary on a !BYTES_BIG_ENDIAN target.
7512 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
7514 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
7517 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
7518 Jeff Law <law@cygnus.com>
7520 * ginclude/varargs.h (va_dcl): Use word_mode for type of
7523 * except.c: Include intl.h.
7524 (expand_eh_return): Set current_function_cannot_inline.
7525 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
7526 * function.h (struct function): Add eh_return_stub_label.
7527 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
7528 * Makefile.in (except.o): Depend on intl.h.
7530 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
7532 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
7533 same as offsettable in cases 1 and 2.
7535 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
7537 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
7538 (extlh, extwh): Likewise.
7540 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
7542 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
7544 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
7546 * configure.in: Add arm-pe and thumb-pe targets.
7547 * configure: Regenerate.
7549 * thumb.c (arm_naked_function_p): New function: Determines if
7550 a function is naked (has no gcc generated prologue/epilogue).
7551 (is_called_in_ARM_mode): Return true if the func has the
7552 interfacearm attribute.
7553 (output_return): Do not generate a return for naked functions.
7554 (thumb_function_prologue): Do not generate a prologue for
7556 (thumb_expand_prologue): Do not generate a prologue for naked
7558 (thumb_expand_epilogue): Do not generate an epilogue for naked
7560 (arm_valid_machine_decl_attribute): New function, copied from
7561 arm.c: Permit naked and interfacearm attributes.
7563 * config/arm/pe.c: New file: Support code for arm-pe target.
7564 * config/arm/pe.h: New file: Header file for arm-pe target.
7565 * config/arm/tpe.h: New file: Header file for thumb-pe target.
7566 * config/arm/t-thumb-pe: New file: Makefile fragment for
7569 1999-07-01 Mark Kettenis <kettenis@gnu.org>
7571 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
7572 -fPIC or -fpic is specified.
7574 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
7576 * expr.c (emit_block_move): Use copy_to_mode_reg for
7577 !TARGET_MEM_FUNCTIONS case too.
7579 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
7581 * configure: Rebuilt.
7582 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
7583 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
7584 definitions made redundant by dbxelf.h inclusion. Delete
7585 lots of definitions related to assembly output that are
7586 specific to the SOM object format.
7587 * pa.c (output_function_prologue): Do not emit the function's
7589 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
7590 * pa-pro.h: Deleted.
7591 * som.h: New file with SOM specific definitions.
7592 * elf.h: New file with ELF specific definitions.
7594 * elfos.h (const_section): Output a tab before assembler directives.
7595 (ctors_section, dtors_section): Likewise.
7596 (ASM_OUTPUT_SECTION_NAME): Likewise.
7598 * pa/pa1.h: Delete unused file.
7600 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
7602 * configure.in (hppa*-hp-hpux11*): New configuration.
7603 * configure: Rebuilt.
7604 * pa/pa-hpux11.h: New file.
7605 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
7608 * mips.md (leasi, leadi): New patterns.
7610 * expr.c (emit_block_move): Properly handle case where one of the
7611 block move arguments has a queued increment or decrement.
7612 (clear_storage): Similarly. Fix formatting goof.
7614 1999-06-28 "David O'Brien" <obrien@NUXI.com>
7616 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
7617 semicolon from the BSD VA_LIST replacement expression.
7619 * fixinc/inclhack.sh: regen
7620 * fixinc/fixincl.x: regen
7622 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
7623 now use the fixincl program.
7625 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
7627 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
7628 case. Also make the PIC register call_used.
7630 * m68k.h (FINALIZE_PIC): Delete.
7631 * m68k.c (finalize_pic): Delete.
7633 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
7635 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
7638 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
7640 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
7642 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
7644 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
7646 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
7648 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
7650 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
7652 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
7654 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
7656 * rs6000.c (output_toc): Always use hex values for floating-point
7657 constants. Store single-precision values in upper-half of TOC
7658 entry in 64-bit mode.
7659 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
7660 to final constraints.
7661 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
7662 (fctiwz): Improve accuracy of RTL for pattern.
7664 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
7666 * expr.c (expand_expr): Allow RTL_EXPR's through the
7667 MAX_INTEGER_COMPUTATION_MODE checks.
7669 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
7671 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
7672 such that MASK_SUPPORT_ARCH is not negative.
7674 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
7676 * loop.c (verify_dominator): Properly handle ADDR_VEC and
7677 ADDR_DIFF_VEC insns that appear inside loops.
7679 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
7680 Jeff Law <law@cygnus.com>
7682 * rs6000.md (movdf_hardfloat32): Revert previous patch.
7683 Handle LO_SUM the same as offsettable in cases 1 and 2.
7684 * rs6000.c (find_addr_reg): Revert previous patch.
7686 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
7688 * system.h (strstr): New external function declaration.
7689 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
7690 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
7691 * config.in, configure: Rebuilt.
7693 1999-06-24 Tom Tromey <tromey@cygnus.com>
7695 * gcc.c (main): Read user-specified specs files after computing
7696 additional startfile_prefixes.
7698 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
7700 Revert these two patches:
7702 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7703 * loop.c (strength_reduce): When doing biv->giv conversion, update
7704 reg note of NEXT->insn.
7706 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7707 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
7709 (recombine_givs): Set ix field after sorting.
7711 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7713 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
7714 for the parts of an UNSPEC / UNSPEC_VOLATILE.
7716 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
7718 *fixinc/inclhack.def: Add fix development commentary
7719 (read_ret_type): reactivate and add selection clause
7720 (zzz_*): tweak output file name to match what is used in hackshell.tpl
7721 *fixinc/{fixincl.x|inclhack.sh}: regen
7723 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
7725 * expr.c (expand_expr): STRIP_NOPS before checking against
7726 MAX_INTEGER_COMPUTATION_MODE
7727 (check_max_integer_computation_mode): Likewise.
7729 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
7731 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
7733 1999-06-22 Jim Wilson <wilson@cygnus.com>
7735 * expr.c (store_expr): When target is a promoted subreg, return a
7736 promoted subreg as a result.
7738 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
7740 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
7742 (dwarf2out_define): Mark unused parameters appropriately.
7743 (gen_unspecified_parameters_die): Ditto.
7744 (gen_subprogram_die): Fix signed/unsigned warnings.
7745 (gen_variable_die): Ditto.
7747 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
7749 * fixinc/inclhack.def(end_else_label): combined else_label
7750 and endif_label and fixed the sed expression.
7751 *fixinc/{fixincl.x|inclhack.sh}: regen
7753 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
7755 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
7756 'x' when handling non-offsettable addresses
7758 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
7760 * final.c (shorten_branches): Don't try to split an insn that has
7763 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
7765 * config/mips/mips.c (symbolic_expression_p): New function.
7766 (mips_select_rtx_section): Put symbolic expressions in the
7767 data section, not the read-only data section.
7769 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
7771 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
7773 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
7775 * collect2.c (main): Log frame table count.
7776 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
7777 (scan_prog_file) [COFF]: Handle frame tables.
7779 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
7780 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
7781 * alpha/elf.h: Undef them again.
7782 * alpha/vms.h: Remove their definitions.
7784 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7786 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
7787 remove the clobber of r0 and change the REG_UNUSED note to
7790 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
7792 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
7793 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
7794 fits in HOST_WIDE_INT and one uses union to access a long constant
7797 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
7799 * sparc.c (sparc_override_options): Don't allow profiling for
7800 code models other than medlow.
7801 (sparc_function_profiler): New function from old FUNCTION_PROFILER
7802 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
7803 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
7804 (sparc_block_profiler): Likewise.
7805 (sparc_function_block_profiler_exit): Likewise.
7806 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
7807 (FUNCTION_BLOCK_PROFILER): Likewise.
7808 (BLOCK_PROFILER): Likewise.
7809 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
7810 (MCOUNT_FUNCTION): New.
7811 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
7812 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
7813 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
7814 (MCOUNT_FUNCTION): New.
7815 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
7816 (BLOCK_PROFILER): Delete.
7817 (MCOUNT_FUNCTION): New.
7819 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
7821 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
7823 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
7825 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7828 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7831 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7834 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7837 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
7839 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
7842 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
7844 * i386/djgpp.h (LIB_SPEC): New.
7845 (STARTFILE_SPEC): New.
7847 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
7849 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
7851 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
7854 * system.h (WSTOPSIG): New macro.
7856 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
7858 * c-pragma.c (push_alignment): Don't ignore alignments greater than
7860 (insert_pack_attributes): Take into account member natural
7863 * i386/winnt.c (exports_head): New static variable.
7864 (i386_pe_record_exported_symbol): New function.
7865 (i386_pe_asm_file_end): Use.
7866 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
7867 symbols to be emitted at end of assembly.
7868 (ASM_DECLARE_OBJECT_NAME): Likewise.
7869 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7871 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
7874 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
7876 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
7879 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
7881 * haifa-sched.c (sched_analyze_1): Use free_list instead of
7882 zapping reg_last_uses directly.
7883 (sched_analyze_2, sched_analyze_insn): Likewise.
7884 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
7886 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
7888 * rs6000.md (movdf_hardfloat32): Use worst case insn length
7889 attributes for cases 1 and 2.
7891 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
7893 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
7896 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
7898 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
7900 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
7902 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
7903 PIC_OFFSET_TABLE_REGNUM for general alloaction.
7904 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
7905 must be stacked if it is used for PIC accesses.
7906 * arm.c (use_return_insn): Handle PIC register specially.
7907 (output_return_instruction): Likewise.
7908 (output_func_{prologue,epilogue}): Likewise.
7909 (output_expand_prologue): Likewise.
7911 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
7912 (*strsi_predec): Renamed from *strqi_predec.
7913 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
7914 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
7916 * arm.c (arm_override_options): Remove warning about PIC code
7917 not being supported.
7919 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
7921 * rs6000.c (find_addr_reg): New function.
7922 * rs6000.h (find_addr_reg): Declare.
7923 (offsettable_addr_operand): Delete.
7924 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
7925 from and stores to GPRs.
7927 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
7929 * alpha.c (alpha_expand_block_move): Use get_insns rather than
7930 gen_sequence as argument to emit_no_conflict_block.
7932 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7934 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
7935 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
7936 *fixinc/fixincl.x: regen
7937 *fixinc/inclhack.sh: regen
7939 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
7941 * added support for -mpcrel (PC relative addressing for m68k)
7942 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
7943 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
7944 * m68k.c (print_operand_address): Handle 32-bit PIC case.
7945 (comments for general_src_operand): Add some explanation
7946 about EXTRA_CONSTRAINTS.
7947 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
7948 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
7949 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
7950 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
7951 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
7952 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
7953 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
7955 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
7956 * m68k.h (TARGET_PCREL): New target flag.
7957 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
7958 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
7959 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
7960 contains a SYMBOL_REF. Relax this constraint during reload, since
7961 we want to use the predicates, not reload's built-in concept of a
7962 valid memory address, to control what insns need reloading.
7963 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
7964 operands (essentially 'g', 'm', and 's' under normal circumstances).
7965 * m68k.c (print_operand): Cause printing of pc-relative addresses
7966 to include pc register.
7967 (print_operand_address): Ditto.
7968 (general_src_operand): Accept operands that are not only
7969 general_operands, but are also valid when used as a pc-relative
7971 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
7972 (memory_src_operand): Similar, for memory_operands.
7973 (pcrel_address): New predicate to accept the special case of a
7974 pc-relative address.
7975 * m68k.md (many patterns): Rewrite common SImode, HImode, and
7976 QImode insns to accept *_src_operand instead of *_operand where
7977 pc-relative operands can fit. For example, a pc-relative operand
7978 can be used as a memory source operand for addsi3, but not as a
7980 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
7982 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
7984 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
7985 .thumb_set pseudo op to mark aliases of thumb functions.
7987 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
7989 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
7990 preference to ASM_OUTPUT_DEF, if it is defined.
7992 * tm.texi: Document new, optional target macro
7993 ASM_OUTPUT_DEF_FROM_DECLS.
7995 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7997 * fixincludes: ISCNTL patch
7998 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
7999 (dgux_int_varargs): new for DG/UX
8000 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
8002 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
8004 * invoke.texi (ia32 options): Fix typo.
8006 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8008 * loop.c (strength_reduce): When doing biv->giv conversion, update
8009 reg note of NEXT->insn.
8011 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
8013 * loop.c (move_movables): Note issues with replacing REGs with
8015 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
8017 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
8019 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
8021 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
8022 the reference to `mcount' was not correct for the ELF on FreeBSD.
8024 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8026 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8029 (recombine_givs): Set ix field after sorting.
8031 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
8033 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
8034 to safe to extract a subword out of a REG.
8036 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8038 * sh.md (mulsi3): Don't add a no-op move at the end.
8040 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8042 * cse.c (cse_insn): Don't put hard register source into tables for
8043 the last insn of a libcall.
8045 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8047 * loop.c (strength_reduce): Insert sets of derived givs at every
8048 biv increment, even if it's the only one.
8050 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
8052 * dwarfout.c (add_incomplete_type): New fn.
8053 (output_type): Call it.
8054 (retry_incomplete_types): New fn.
8055 (dwarfout_finish): Call it.
8057 From Eric Raskin <ehr@listworks.com>:
8058 (output_type): Output types for bases.
8060 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8062 * mips.c (mips_output_conditional_branch): Add `break'
8063 between `default' label and `close braces'.
8065 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
8067 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
8068 specifications and make it realistic.
8069 (LIB_SPEC): Likewise.
8071 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
8073 * config/mips/mips.c (mips_secondary_reload_class): Check for
8074 (PLUS (SP) (REG)) and return appropriate register class.
8075 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
8076 Handle (PLUS (SP) (REG)).
8077 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
8078 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
8079 of emit_insn for tablejump.
8081 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
8083 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
8084 asm_fprintf format string by itself.
8085 (output_function_profiler): Likewise.
8087 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
8089 * combine.c (simplify_logical, case AND): Only call
8090 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
8091 or the constant is positive.
8093 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
8095 * configure.in: Fix typo in rs6000-ibm-aix4 case.
8096 * configure: Regenerate.
8098 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
8100 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
8101 require a sub-version #.
8102 * configure: Rebuilt.
8104 1999-06-14 Robert Lipe (robertlipe@usa.net)
8106 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
8108 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
8110 * c-typeck.c (process_init_element): Detect excess elements in
8111 char array initializer.
8113 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
8115 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
8117 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
8119 * invoke.texi (Option Summary): Add -fpermissive flag.
8121 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
8123 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
8124 that require PIC code sequences.
8126 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
8128 * configure.in: Add new target: thumb-elf.
8129 * configure: Regenerate.
8130 * config/arm/t-thumb-elf: New file: Makefile fragment for
8132 * config/arm/telf.h: New file: Header file for thumb-elf
8135 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
8137 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
8138 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
8139 initializers is some circumstances.
8141 * fixinc/inclhack.def (endif_label): Add additional selector for
8142 more bogus stuff after #endif statements.
8143 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
8145 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
8147 * i386/cygwin.h (SET_ASM_OP): Define.
8149 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
8151 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
8153 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8155 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
8158 * sh.md (ic_invalidate_line_i): Remove second alternative.
8160 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8162 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
8163 test for the presence of valid prototypes. Delete bypass expr.
8164 (ioctl_fix_ctrl): Correct the selection expression.
8165 (no_double_slash): Correct quoting rules
8166 *fixinc/fixincl.x: regen
8167 *fixinc/inclhack.sh: regen
8169 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
8171 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
8173 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8175 * rs6000.md (movsi_got_internal_mem): Delete.
8176 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
8177 (GOT_TOC_REGNUM): Delete.
8178 (PIC_OFFSET_TABLE_REGNUM): Define.
8179 (FINALIZE_PIC): Disable.
8180 * rs6000.c (rs6000_got_register): New code for fixed pic register.
8181 (rs6000_replace_regno): Delete.
8182 (rs6000_finalize_pic): Likewise.
8183 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
8185 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8187 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
8188 is a note; use <= for the compare; advance P while it is
8191 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
8193 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
8194 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
8196 * varasm.c (remove_from_pending_weak_list): Verify t->name
8197 is non-NULL before passing it to strcmp.
8199 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8201 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
8202 the typed arguments are not part of a comment
8203 (ioctl_fix_ctrl): Added a purpose comment
8204 *fixinc/fixincl.x: regenerate
8205 *fixinc/inclhack.sh: regenerate
8207 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8209 * invoke.texi: Add C4x invocation docs.
8211 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8213 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
8215 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
8217 (c4x_legitimize_reload_address): New function.
8218 * config/c4x/c4x.md: Update docs.
8220 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
8222 * fixincludes: Avoid removing '.'.
8223 * fixinc/fixinc.svr4: Likewise.
8224 * fixinc/fixinc.winnt: Likewise.
8225 * fixinc/inclhack.tpl: Likewise.
8226 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
8228 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8230 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
8232 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
8234 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
8236 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
8239 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
8241 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
8242 * configure: Regenerate.
8244 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
8246 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
8249 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
8251 * fixinc/inclhack.def (avoid_bool): Also catch
8252 "typedef [unsigned] int bool".
8253 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
8255 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
8256 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
8257 * configure: Rebuilt.
8259 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
8261 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
8262 such that we can override its definitions if necessary.
8263 (CPP_SPEC): New define. Support processor specific predefines via
8265 (CC1_SPEC): New define. Support processor specific compiler
8266 options via %(cc1_cpu).
8267 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
8270 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8272 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
8273 between sed's -e flag, and the open-quote following it.
8274 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
8276 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
8277 Jeffrey A Law (law@cygnus.com)
8279 * varasm.c (assemble_start_function): Remove the function
8280 from the pending weak decls list when we define a function.
8281 (assemble_variable): Similarly for variables.
8282 (weak_finish): Ignore items on the list with a NULL name.
8283 (remove_from_ending_weak_list); New function to "remove" an item
8284 from the pending weak declarations list.
8286 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
8288 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
8290 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
8292 * c-lex.c (GETC): Redefine to call getch.
8293 (UNGETC): Redefine to call put_back.
8294 (putback_buffer): New structure type.
8295 (putback): New static structure.
8296 (getch): New function.
8297 (put_back): New function.
8298 (yylex): Replace unused bytes from bad multibyte character.
8300 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
8302 * cpplib.c (do_define): Cast `alloca' return value.
8303 (do_include, do_undef, do_pragma): Likewise.
8304 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
8306 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
8307 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
8309 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
8311 * sparc.md (abstf2): This should be an expand.
8312 (split after abstf2_notv9): Fix mode.
8313 (abstf2_hq_v9): New pattern.
8314 (abstf2_v9): Only use when no hard quad.
8315 (absdf2_v9): Fix if target is not the same as source.
8316 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
8317 Add correct output constraints.
8319 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
8321 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
8322 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
8324 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
8326 * mips.h (mips_output_conditional_branch): New function.
8327 (mips_adjust_insn_length): Likewise.
8328 (ASSEMBLER_SCRATCH_REGNUM): New macro.
8329 (ADJUST_INSN_LENGTH): Likewise.
8330 * mips.c (print_operand): Add `F' and `W' for floating-point
8332 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
8334 (mips_adjust_insn_length): New function.
8335 (mips_output_conditional_branch): New function.
8336 * mips.md (length): Adjust attribute definition to handle
8337 conditional branches. Change lengths to bytes, rather than
8338 instructions throughout. Remove length attribute from
8339 instructions whose length is four bytes, and rely on the default
8341 (dslot): Fix typo in comment.
8342 Reword conditional branch patterns to use
8343 mips_output_conditional_branch.
8345 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8347 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
8348 (LIB_SPEC): Likewise.
8349 Link with -lprof1_r for -g/-pg.
8351 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
8353 * loop.c (check_dbra_loop): Fix change of Jan 19.
8355 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
8357 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
8358 (STARTFILE_SPEC): Define, override the svr4.h version.
8359 (ENDFILE_SPEC): Likewise.
8361 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
8363 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
8364 * fixinc/fixincl.x: Regenerated.
8365 * fixinc/inclhack.sh: Regenerated.
8367 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8369 * sh.c (barrier_align): Don't return early for normal branch/barrier
8370 when optimizing for SH2.
8372 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
8374 * i386/udk.h (LINK_SPEC): Correct linker search path for
8377 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8379 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
8380 (braf_label_ref_operand): Delete.
8381 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
8382 * sh.md (casesi_jump_2): Operand1 is now the inside of a
8383 label_ref, and has no predicate.
8384 The patten has a predicate to guard against invalid substitutions.
8385 (dummy_jump): Delete.
8386 (casesi): Update use of casesi_jump_2.
8388 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8390 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
8391 *fixinc/fixincl.x: regenerate
8392 *fixinc/inclhack.sh: regenerate
8394 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
8396 * dwarf2out.c (add_incomplete_type): New fn.
8397 (gen_struct_or_union_type_die): Call it.
8398 (retry_incomplete_types): New fn.
8399 (dwarf2out_finish): Call it.
8401 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
8403 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
8404 current block starts with a CODE_LABEL and ends with a CALL and
8405 we can not find all the argument setup instructions for the CALL.
8407 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
8410 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
8411 something is a candidate for optimize_bit_field_compare.
8413 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8415 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
8417 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
8419 * alpha.c (override_options): Thinko in last patch.
8421 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
8422 (LIB_SPEC): Recognize -pthread.
8424 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
8426 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
8427 definition in config/arm/coff.h
8428 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
8430 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8432 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
8433 fixes that need "file=xxx\n" prepended before invocation
8434 (start_fixer - new): starting the fixer process is complex enough
8435 to warrent its own routine. It prepends the "file=xxx\n" stuff.
8436 (process): uses the new routine; omit usage of putenv()
8437 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
8438 * fixinc/fixincl.x: regenerate
8440 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
8442 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
8443 and version #s (1.1 -> 2.96) as needed.
8444 * README.g77: Kill way out of date file in the toplevel directory.
8446 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
8448 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
8449 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
8450 * configure: Rebuilt.
8451 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
8452 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
8453 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
8454 (SWITCH_TAKES_ARG): Likewise.
8455 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
8456 * config/t-freebsd: Moved from config/i386/ so it can used for all
8459 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
8461 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
8463 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
8465 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
8466 * configure: Rebuilt.
8468 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
8470 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
8471 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
8472 * rs6000/rs6000.c (rs6000_file_start): Use putc.
8473 (rs6000_output_load_toc_table): Same.
8474 (output_prolog, output_mi_thunk): Same.
8475 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
8476 (ASM_GLOBALIZE_LABEL): Use putc.
8478 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
8480 * alpha.md (reload_*_help): New patterns and splitters.
8481 (reload_*): Use them.
8482 (mov[qh]i): Likewise.
8484 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
8486 * cccp.c (handle_directive): Handle backslash-newlines in quoted
8489 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
8491 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
8493 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
8495 * flow.c (mark_regs_live_at_end, insn_dead_p,
8496 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
8497 and HARD_FRAME_POINTER_REGNUM special treatment if reload
8498 hasn't run or the frame pointer is needed.
8499 * haifa-sched.c (attach_deaths): Likewise.
8500 * sched.c (attach_deaths): Likewise.
8502 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
8504 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
8505 calculate_can_reach_end returns nonzero.
8507 * configure.in (native gas tests): Search for an assembler in the
8508 same manner that the installed compiler will.
8509 * configure: Rebuilt.
8510 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
8512 * alias.c (find_base_term): Improve handling of addresses
8513 constructed from binary operations.
8515 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
8517 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
8519 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
8521 * function.h (cleanup_label, frame_offset): Declare.
8522 (tail_recursion_label, tail_recursion_reentry): Likewise.
8523 (arg_pointer_save_area, rtl_expr_chain): Likewise.
8524 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
8525 (tail_recursion_label, tail_recursion_reentry): Likewise.
8526 (arg_pointer_save_area, rtl_expr_chain): Likewise.
8528 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
8530 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
8532 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
8533 (MAX_OFILE_ALIGNMENT): Define.
8535 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
8537 * fixincl.c: Replace local include scheme with #includes of
8538 gansidecl.h and system.h.
8539 * procopen.c: Likewise.
8540 * server.c: Likewise.
8542 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
8544 * i386/t-dgux (EXTRA_PARTS): Add crti.o
8545 (crti.o): Add build rule and dependencies.
8546 * fixinc/fixinc.dgux: Use modified _int_varargs.h
8548 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8550 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
8551 (LIB_LINUX_SPEC): Likewise.
8552 (LIB_LINUX_SPEC): Add support for -pthread
8553 (CPP_OS_LINUX_SPEC): Likewise.
8554 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
8557 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
8559 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
8561 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
8562 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
8563 for IEEE math and CC_FCOMI.
8564 (put_jump_code): No IEEE if CC_FCOMI is set.
8566 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
8568 * fold-const.c (fold_truthop): Make the field reference unsigned
8569 when converting a single bit compare.
8571 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8573 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
8575 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
8577 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
8578 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
8581 * reload.c (push_reload): Do not call remove_address_replacements
8582 when presented with identical optional reloads.
8584 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
8586 * alpha.h (MASK_FIX, TARGET_FIX): New.
8587 (MASK_*): Reorganize constants.
8588 (CPP_AM_FIX_SPEC): New.
8589 (TARGET_SWITCHES): Add FIX.
8590 (EXTRA_SPECS): Likewise.
8591 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
8592 (SECONDARY_MEMORY_NEEDED): Likewise.
8593 (REGISTER_MOVE_COST): Likewise.
8594 * alpha.c (override_options): Add FIX support. Always use
8595 ALPHA_TP_PROG for ev6.
8596 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
8597 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
8598 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
8600 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
8602 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
8603 something is a candidate for optimize_bit_field_compare.
8605 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
8607 * gcc.texi (Passes): Document branch-shortening.
8608 * invoke.texi (Debugging Options): Document the fact that `-dp'
8609 outputs length information for instructions.
8611 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
8613 * flow.c: Revert previous delta.
8615 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
8617 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
8618 FRAME_POINTER_REGNUM.
8619 (mark_set_1): Ditto.
8620 (mark_used_regs): Ditto.
8622 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
8624 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
8625 (GOT_PCREL): New macro. Define to 1 if not already defined.
8626 * arm/elf.h (GOT_PCREL): Define to 0.
8627 * arm.c (arm_finalize_pic): Take into account the setting of
8630 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
8632 * output.h (STRIP_NAME_ENCODING): Provide default definition.
8633 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
8635 * flow.c (mark_set_1): Do not record BLKmode stores as dead
8636 store elimination candidates.
8638 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
8640 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
8643 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
8645 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
8646 Add use of x-aix41-gld.
8648 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
8650 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
8651 (ASM_OUTPUT_DESTRUCTOR): Define.
8653 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
8655 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
8656 last CODE_LABEL in a loop if we have previously passed a jump
8657 to the top of the loop.
8659 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
8661 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
8662 applying Philip's patch.
8664 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
8666 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
8669 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
8671 * loop.c (strength_reduce): Grow reg_single_usage as needed.
8673 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
8675 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
8676 Also remove a useless comment.
8678 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
8680 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
8682 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
8684 * collect2.c (main): Only generate import or export file and add
8685 to link arguments if non-empty. Use xmalloc not alloca.
8686 (write_{export,import}_file): Delete.
8687 (write_aix_file): New function.
8688 (locatelib): Use xmalloc not malloc.
8689 (GCC_OK_SYMBOL): Do not check type if aix64.
8691 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
8693 Based on patch by Scott Bambrough and Pat Beirne:
8694 * config/arm/arm.c (making_const_table): New variable.
8695 * config/arm/arm.h (making_const_table): Declare.
8696 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
8698 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
8699 Keep track of when we are building the constant table.
8701 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
8703 * config/arm/arm.c (arm_override_options): Fix erroneous warning
8706 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
8708 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
8711 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
8713 * tm.texi (FUNCTION_ARG): Correct description of a stack element
8716 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
8718 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
8720 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8722 * rs6000.c (output_mi_thunk): Enable full support again.
8724 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8726 * sh.h (BRANCH_COST): Define.
8728 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
8730 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
8732 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
8734 * function.c (assign_stack_local): Align stack slot propertly.
8735 (assign_outer_stack_local): Likewise.
8737 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
8739 * expr.h (lang_expand_constant): Declare.
8740 * toplev.c (lang_expand_constant): Define it.
8741 * varasm.c (output_constant): Use it.
8743 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8745 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
8746 Change function definitions to K&R style.
8748 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8750 * fixinc/fixincl.c: We must not ignore SIGCLD now.
8752 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
8754 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
8755 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
8756 (several places): omit static initialization
8757 (process): use single fd, since only the read fd is used
8758 * fixinc/gnu-regex.c: define 'const' away, if not supported
8759 * fixinc/procopen.c(several places): omit static initialization
8760 * fixinc/server.c: define 'volitile' away, if not supported
8762 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
8764 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
8765 asm_fprintf and %L to generate the label name.
8766 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
8767 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
8769 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
8771 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
8772 insn for a conditional jump can not be found.
8774 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
8776 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
8777 on variables in specific sections other than .sbss and .sdata.
8779 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
8781 * stmt.c (expand_return): Call start_cleanup_deferral and
8782 end_cleanup_deferral around conditional code.
8784 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8786 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
8787 filename lists. Utilizes new "krstr" AutoGen function.
8788 * fixinc/fixincl.x: Rebuilt.
8790 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
8792 * i386.c (output_float_compare): Avoid GNU-C extensions.
8794 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
8796 * version.c: Bump to distinguish mainline tree from the
8799 See ChangeLog.1 for earlier changes.
8802 add-log-time-format: current-time-string