1 Sat Jun 23 10:20:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3 * flow.c (attempt_auto_inc, try_pre_increment_1): Fix typo.
5 Sat Jun 23 01:23:59 CEST 2001 Jan Hubicka <jh@suse.cz>
7 * flow.c (mark_set_1, attempt_auto_inc, mark_used_reg,
8 try_pre_increment_1): compute REG_FREQ using bb->frequency.
10 * regclass.c (loop_cost): Kill.
11 (frequency): New global variable.
12 (record_operand_costs): Replace loop_cost by frequency.
13 (scan_one_insn): Likewise.
14 (regclass): Likewise; set frequency according to bb->frequency.
16 * flow.c (split_edge): Set frequency.
18 Sat Jun 23 01:16:42 CEST 2001 Jan Hubicka <jh@suse.cz>
20 * predict.c (block_info_def): Add nvisited.
21 (propagate_freq): Count nvisited; re-queue delayed blocks; handle
24 * flow.c (dump_edge_info): Dump the probability of edge.
25 (combine_predictions_for_insn): Dump the basic block.
27 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
29 * doc/gcc.texi: Update documentation of source files of C
32 2001-06-22 Richard Henderson <rth@redhat.com>
34 * doc/invoke.texi (-funsafe-math-optimizations): Document its
35 possible effects at link time.
37 2001-06-22 Diego Novillo <dnovillo@redhat.com>
39 * basic-block.h (dump_edge_info): Declare.
40 (clear_edges): Declare.
41 (mark_critical_edges): Declare.
42 * flow.c (dump_edge_info): Remove static declaration.
44 (mark_critical_edges): Ditto.
45 (free_basic_block_vars): Only clear edges and free basic block
46 array if basic_block_info is not NULL.
47 * ssa.c (compute_dominance_frontiers): Remove static declaration.
48 * ssa.h (compute_dominance_frontiers): Declare.
50 2001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
52 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
53 instead of const1_rtx for true case.
55 2001-06-22 David Mosberger <davidm@hpl.hp.com>
57 * config/ia64/crtfastmath.c: New file.
58 * config/ia64/t-ia64 (EXTRA_PARTS): Include it.
59 * config/ia64/linux.h (ENDFILE_SPEC): New.
61 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
63 * config/h8300/h8300.c (asm_file_start): Remove reference to
66 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
68 * c-common.c (verify_tree): Check for x being NULL.
69 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
73 2001-06-22 DJ Delorie <dj@redhat.com>
75 * config/arm/arm.h (struct machine_function): Remove ra_rtx.
76 * config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
77 (arm_return_addr): Use get_hard_reg_initial_val et al.
78 * config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
79 * config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
80 (d30v_return_addr): Use get_hard_reg_initial_val et al.
81 * config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
82 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
84 (rs6000_mark_machine_status): Remove.
85 (rs6000_return_addr): Use get_hard_reg_initial_val.
86 (rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
87 * config/v850/v850.h (INIT_EXPANDERS): Delete.
88 * config/v850/v850.c (struct machine_function): Delete.
89 (v850_init_machine_status): Delete.
90 (v850_mark_machine_status): Delete.
91 (v850_free_machine_status): Delete.
92 (v850_return_addr): Use get_hard_reg_initial_val.
93 (v850_init_expanders): Delete.
95 Fri Jun 22 19:20:59 CEST 2001 Jan Hubicka <jh@suse.cz>
97 * predict.c (estimate_bb_frequencies): Do not handle conditional
98 jumps jumping to fallthru basic block as conditional jumps.
100 Fri Jun 22 19:11:28 CEST 2001 Jan Hubicka <jh@suse.cz>
102 * regs.h (struct reg_info_def): Add freq field.
103 (REG_N_REFS): Update comment.
105 * regclass.c (scan_one_insn): Update REG_FREQ.
106 * flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
107 (attempt_auto_inc): Likewise.
108 (mark_used_reg): Likewise.
109 (try_pre_increment_1): Likewise.
110 * local-alloc.c (struct qty): Add freq field.
111 (alloc_qty): Set freq.
112 (update_equiv_regs): Set REG_FREQ.
113 (QTY_CMP_PRI): Use freq.
114 (combine_regs): Update qty->freq.
115 * global.c (struct allocno): Update comment for n_refs;
117 (local_reg_freq): New array.
118 (global_alloc): Update freq field;
119 allocate and initialize local_reg_freq.
120 (allocno_compare): Use freq field.
121 (find_reg): Likewise.
122 * reload1.c (count_pseudo): Use freq isntead of n_refs.
123 (count_spilled_pseudo): Likewise.
125 * tm.texi (GCOV_TYPE_SIZE): Document.
126 * basic-block.h (gcov_type): Define.
127 (struct edge_def): Use gcov_type for count field.
128 (struct basic_block_def): Likewise.
129 * defaults.h (GCOV_TYPE_SIZE): Define.
130 * final.c (end_final): Use GCOV_TYPE_SIZE.
131 * flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
132 using HOST_WIDEST_INT_PRINT_DEC.
133 * gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
134 __write_gcov_type): New.
135 (store_long): Remove.
136 * gcov.c (gcov_type): Set default.
137 (struct adj_list): Use gcov_type for arc_count.
138 (bb_info): Use gcov_type for succ_count, pred_count and exec_count.
139 (create_program_flow_graph): Read arc_count properly.
140 (solve_program_flow_graph): 'total' is gcov_type.
141 (output_data): Line_counts is gcov_type, print it properly.
142 * libgcc2.c (struct bb): Counts is gcov_type.
143 (__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
144 * profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
145 (GCOV_TYPE_SIZE): Define.
146 (struct bb_info): succ_count and pred_count is gcov_type.
147 (compute_branch_probabilities): Use __read_gcov_type,
148 print read edges to the dump file.
149 (total): Is gcov_type.
150 (gen_edge_profiler): Use GCOV_TYPE_SIZE.
152 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
154 * optabs.c (emit_libcall_block): When using non-call exceptions,
155 don't mark libcalls never throwing.
157 2001-06-21 Stan Shebs <shebs@apple.com>
159 * objc/objc-act.c (hash_init): Use xcalloc.
161 2001-06-21 Richard Henderson <rth@redhat.com>
163 * flow.c (entry_exit_blocks): Initialize frequency.
164 (split_block): Copy it.
165 (dump_flow_info): Dump it.
167 Thu Jun 21 22:15:10 2001 J"orn Rennecke <amylaar@redhat.com>
169 * sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
170 from machine-depedent_reorg for purposes of alignment supression
171 when no delay slot insn has been added.
173 2001-06-21 Neil Booth <neil@cat.daikokuya.demon.co.uk>
175 * cppmacro.c (make_string_token): Null terminate.
177 2001-06-21 DJ Delorie <dj@redhat.com>
179 * config/alpha/alpha.h (struct machine_function): Remove.
180 * config/alpha/alpha.c (integrate.h): Include.
181 (override_options): Don't set up machine_status hooks.
182 (alpha_init_machine_status): Remove.
183 (alpha_mark_machine_status): Remove.
184 (alpha_free_machine_status): Remove.
185 (alpha_return_addr): Use get_hard_reg_initial_val.
186 (alpha_gp_save_rtx): Likewise.
187 (alpha_ra_ever_killed): Use has_hard_reg_initial_val.
189 2001-06-20 Aldy Hernandez <aldyh@redhat.com>
191 * config/sh/sh.md (interrupt_function): Use
192 current_function_interrupt.
193 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
194 an interrupt function.
196 * config/sh/sh.h (current_function_interrupt): Define extern.
198 * config/sh/sh.c (current_function_interrupt): New global.
199 (sh_expand_prologue): Set current_function_interrupt.
201 2001-06-21 Phil Edwards <pme@sources.redhat.com>
203 * doc/install.texi: Add 'c' to list of --enable-languages choices.
205 2001-06-21 DJ Delorie <dj@redhat.com>
207 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
209 * integrate.c (ggc.h): Include.
210 (initial_value_pair, initial_value_struct,
211 setup_initial_hard_reg_value_integration): Add prototypes.
212 (expand_inline_function): Call
213 setup_initial_hard_reg_value_integration.
214 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
215 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
216 to keep track of values present at the start of a function.
217 (mark_hard_reg_initial_vals): New, for gc.
218 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
219 mappings for initial values.
220 (emit_initial_value_sets): New. Emits code to set initial value
222 * integrate.h: Add prototypes for new functions.
223 * function.h (struct function): Add hard_reg_initial_vals field.
224 * function.c (integrate.h): Include.
225 (mark_function_status): Call
226 mark_hard_reg_initial_vals.
227 * toplev.c (integrate.h): Include.
228 (rest_of_compilation): Call emit_initial_value_sets.
230 2001-06-21 Stan Shebs <shebs@apple.com>
232 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
233 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
234 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
235 everywhere instead of "Objective C".
237 2001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
239 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
240 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
241 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
242 "back end" as nouns and "front-end" and "back-end" as adjectives.
244 Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
246 * predict.c (estimate_probability): Fix loop bounds.
248 Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
250 * toplev.c (rest_of_compilation): Run mark_constant_function
253 Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
255 * predict.c (estimate_loops_at_level, propagate_freq
256 estimate_bb_frequencies, count_to_freqs): New functions.
257 (estimate_probability): Call estimate_bb_frequencies.
258 * basic-block.h (basic_block_def): Add field "freq".
259 (BB_FREQ_MAX): New constant.
261 Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
263 * sh.c (barrier_align): Don't ask for alignment when seeing a
264 branch-around-a-jump from machine_dependent_reorg.
266 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
268 * ssa.c (rename_block): Update parameter to remove_phi_alternative
269 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
270 re-running life analysis.
272 2001-06-20 Stan Shebs <shebs@apple.com>
274 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
275 also use memset to clear the hash tables.
276 (hash_enter): Assume xmalloc always succeeds.
277 (hash_add_attr): Ditto.
278 (continue_class): Ditto.
280 2001-06-20 Michael Meissner <meissner@redhat.com>
282 * builtins.c (predict.h): Include.
283 (expand_builtin_expect): Update comment.
284 (expand_builtin_expect_jump): New function to expand
285 __builtin_expect inside of a conditional jump expansion.
287 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
288 __builtin_expect (<test>, 1).
290 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
292 * rtl.h (expand_builtin_expect_jump): Add prototype.
294 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
296 * doc/rtl.texi (Machine Modes): Correct description of
297 floating-point modes on machines with non-8-bit bytes.
299 2001-06-19 Bernd Schmidt <bernds@redhat.com>
301 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
302 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
305 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
307 * ssa.c (remove_phi_alternative): Remove declaration. No longer
308 static. Second argument is a pointer to a basic block structure,
309 not a basic block index.
310 (convert_to_ssa): Do not remove dead code.
311 (convert_from_ssa): Do not remove dead code to create death notes.
312 * ssa.h (remove_phi_alternative): Declare.
314 * flow.c (delete_unreachable_blocks): Fix patch error in
315 previous change (call to find_unreachable_blocks was lost).
317 * ssa.c (ssa_uses): Remove definition.
318 (apply_delayed_renames): Don't grow ssa_uses.
319 (rename_block): Remove comment related to ssa_uses.
320 (rename_registers): Do not initialize ssa_uses.
321 (convert_from_ssa): Do not free ssa_uses.
323 * ssa-dce.c: Renamed from dce.c.
324 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
325 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
328 2001-06-19 Eric Christopher <echristo@redhat.com>
330 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
331 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
332 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
334 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
336 * sh.c (output_branch): Delete bogus code.
338 * sh.c (initial_elimination_offset):
339 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
341 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
343 * flow.c (find_unreachable_blocks): New function.
344 (delete_unreachable_blocks): Use find_unreachable_blocks.
345 * basic-block.h (find_unreachable_blocks): Declare.
347 * dce.c (eliminate_dead_code): Fix formatting glitch.
349 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
351 * c-common.h (RETURN_NULLIFIED_P): New macro.
352 * c-semantics.c (genrtl_return_stmt): Check it.
354 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
355 (emit_block_move): Likewise.
357 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
359 * unroll.c: Include predict.h.
360 (unroll_loop): Drop prediction notes on preconditioning.
361 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
362 New; add comments on the others.
363 * Makefile.in: (unroll.o): Add dependancy on predict.h.
364 * loop.c (strength_reduce): Fix branch prediction.
366 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
368 * stmt.c (emit_case_nodes): Optimize test whether index is in given
371 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
373 * predict.c (estimate_probability): Do not bail out early
374 when note is present.
375 (combine_predictions_for_insn): Fix note removal code.
377 2001-06-18 Ben Elliston <bje@redhat.com>
379 * except.c (resolve_fixup_regions): Initialise "cleanup".
381 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
383 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
385 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
387 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
388 use put_var_into_stack.
390 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
392 * gccspec.c (lang_specific_driver): If compiling ObjC, add
393 -shared-libgcc when necessary.
394 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
396 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
398 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
399 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
400 bitmap_last_set_bit. All for compatibility with sbitmap's.
402 *bitmap.c (bitmap_zero): New function.
403 (bitmap_union_of_diffs): New function.
404 (bitmap_first_set_bit): New function.
405 (bitmap_last_set_bit): New function.
407 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
409 * cpp.texi, invoke.texi: Update.
410 * cpp.1, gcc.1: Regenerate.
412 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
414 * i386.md (minsf): Fix splitter. (PR fortran/3191)
416 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
418 * doc/cpp.texi: Update.
419 * doc/cpp.1: Regenerate.
421 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
423 * doc/install.texi: Use correct markup hints.
425 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
427 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
429 * explow.c (expr_size): If DECL and size specified, use it.
431 2001-06-15 Zack Weinberg <zackw@stanford.edu>
433 * doc/cpp.texi: Formatting corrections.
434 Correct buggy example of use of __GNUC__ etc.
435 Clarify $ in identifiers.
436 * doc/cpp.1: Regenerate.
438 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
440 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
442 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
444 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
446 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
447 Added Tru64 UNIX V5.1 bootstrap hints.
448 (Specific, alpha*-*-osf*): Removed old section, obsolete.
450 2001-06-15 Andreas Jaeger <aj@suse.de>
452 * doc/install.texi (Specific): Mention that glibc cannot be
453 compiled with GCC 3.0.
455 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
457 * combine.c (nonzero_bits): Don't optimize away division by
460 2001-06-15 Zack Weinberg <zackw@stanford.edu>
462 * doc/cpp.texi: Revised and brought up to date.
463 * doc/cpp.1: Regenerate.
465 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
467 * doc/install.texi: Update --enable-threads to match reality.
469 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
471 * doc/install.texi: Update for C4x.
472 * README.C4X: Remove.
474 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
476 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
477 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
478 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
479 Consistently use "built-in" and "bit-field". Minor logical markup
481 * doc/gcc.1: Regenerate.
483 2001-06-14 Richard Henderson <rth@redhat.com>
485 * config/mips/mips.md (exception_receiver): New.
487 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
489 * doc/gcc.texi: Update passes documentation to be more in tune
492 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
494 * i386.c (ix86_expand_prologue): Fix merging conflict.
496 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
498 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
499 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
500 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
501 logical markup. Use TeX quotes and dashes. Use @dots{} and
502 @minus{}. Avoid spaces inside @var. Update last modification
504 * doc/gcc.1, doc/gcov.1: Regenerate.
506 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
508 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
509 x86_epilogue_using_move): New global variables.
510 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
511 (ix86_emit_save_regs_using_mov): New static function.
512 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
513 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
514 MASK_MIX_SSE_I387): Renumber.
515 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
516 (x86_accumulate_outgoing_args, x86_prologue_using_move,
517 x86_epilogue_using_move): Declare.
518 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
520 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
522 * inclhack.def (hpux10_cpp_pow_inline): New hack.
524 2001-06-13 Richard Henderson <rth@redhat.com>
526 * ifcvt.c (dead_or_predicable): Fix return value last patch.
528 2001-06-13 Mark Mitchell <mark@codesourcery.com>
532 2001-06-13 Richard Henderson <rth@redhat.com>
534 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
535 (cond_exec_process_if_block, dead_or_predicable): Likewise.
537 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
539 * mips-tfile.c (copy_object): Always pass indexNil for symbol
542 2001-06-13 Kazu Hirata <kazu@hxi.com>
544 * config/h8300/h8300.h (OK_FOR_T): Remove.
545 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
546 * config/h8300/h8300.md: Remove alternatives involving inc and dec
547 in the helper patterns for addhi3 and addsi3.
549 2001-06-13 Phil Edwards <pme@sources.redhat.com>
551 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
553 2001-06-13 Zack Weinberg <zackw@stanford.edu>
555 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
556 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
558 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
559 config/alpha/t-osf4, config/mips/t-iris6: Extract all
560 references to @shlib_map_file@, @shlib_objs@, or
561 @shlib_base_name@ to Makefile variables.
562 Bump soname version of libgcc to 1.
564 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
566 * doc/install.texi: Use more logical markup. Include @node
567 commands in the source when generating any non-HTML.
569 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
571 * README: Remove. Some of the contents moved to ../README.
573 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
575 * doc/install.texi (--enable-shared): List package names
578 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
580 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
581 (*-*-solaris*): Document problem in /bin/sh that affects
582 configuring libraries.
583 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
584 (*-sun-solaris2.8): Document linker problem that explains why
585 libjava is disabled by default.
587 2001-06-09 Mark Mitchell <mark@codesourcery.com>
590 * toplev.c (rest_of_compilation): Remove dead code before
593 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
596 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
597 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
598 * configure: Rebuilt.
600 2001-06-12 Jim Wilson <wilson@redhat.com>
602 * loop.c (strength_reduce): Move bl->all_reduced set before
603 check_ext_dependant_givs call.
604 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
606 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
608 * doc/extend.texi (Function Attributes): Document SH's sp_switch
611 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
613 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
616 2001-06-12 Richard Henderson <rth@redhat.com>
618 * config/i386/i386.c (ix86_expand_prologue): Always use
619 gen_pro_epilogue_adjust_stack; update arguments.
620 (ix86_expand_epilogue): Likewise.
621 (ix86_emit_epilogue_esp_adjustment): Remove.
622 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
623 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
624 clobber of scratch memory instead of a modification of EBP as the
625 barrier. Update all peepholes to match.
627 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
629 * doc/gcc.texi: Change the font used for @def... commands to a
631 * doc/extend.texi: Use more logical markup. Use "built-in"
632 instead of "builtin". Use @deftypefn to mark up built-in
633 functions; specify their types in the @deftypefn and not in the
634 descriptive text. Use TeX quotes and dashes. Add more index
637 2001-06-12 lars brinkhoff <lars@nocrew.org>
639 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
640 (DIR_SEPARATOR_2): Likewise.
642 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
644 * doc/install.texi (--exec-prefix, --bindir, --libdir,
645 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
647 (--enable-cpp): Change to document --disable-cpp instead; update
648 to reflect current default.
649 (--without-fast-fixincludes): Remove documentation.
650 (Final install): Document installation directories in more
651 detail. Document use of make dvi.
653 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
655 * recog.c (validate_replace_rtx_1): Fix previous patch.
657 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
659 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
661 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
663 * simplify-rtx.c (simplify_subreg): Allow volatile memory
664 to be subregged in case we don't have move instruction.
666 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
668 * loop.c: Include predict.h
669 (strength_reduce): Drop branch prediction note in case
670 number of iterations is known.
671 * predict.def (PRED_LOOP_ITERATIONS): new.
672 * Makefile.in (loop.o): Add dependancy on predict.h
674 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
676 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
678 * c-typeck.c (c_start_case): Likewise.
680 2001-06-12 Mark Mitchell <mark@codesourcery.com>
682 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
683 in a structure at a variable address.
685 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
687 * doc/gcov.texi: Use more logical markup.
689 2001-06-11 Mark Mitchell <mark@codesourcery.com>
691 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
692 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
693 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
696 2001-06-11 Stan Shebs <shebs@apple.com>
698 * darwin.h (ASM_FILE_END): Remove decl of language_string.
700 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
702 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
703 as an early clobber to make sure it is not used by reload in
706 2001-06-11 Mark Mitchell <mark@codesourcery.com>
708 * doc/c-tree.texi: Update information about flag_honor_std.
709 * doc/install.texi: Note that binutils is required on HPUX 11.
710 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
713 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
714 variable-sized types.
716 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
718 * doc/md.texi: Use TeX dashes and quotes.
720 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
722 * doc/rtl.texi: Reference manual chapter about trees.
724 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
726 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
727 (WINT_TYPE): Override.
728 (WINT_TYPE_SIZE): Likewise.
729 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
731 * config/sparc/sol2.h (WINT_TYPE): Define.
732 (WINT_TYPE_SIZE): Likewise.
734 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
735 (WINT_TYPE): Override.
736 (WINT_TYPE_SIZE): Likewise.
737 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
738 (CPP_ARCH64_SPEC): Likewise.
740 2001-06-11 Richard Henderson <rth@redhat.com>
742 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
743 with alias attribute.
745 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
746 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
748 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
750 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
752 2001-06-11 Stan Shebs <shebs@apple.com>
754 * darwin.c (darwin_encode_section_info): Rewrite to simplify
755 and fix coding mistakes.
757 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
759 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
760 return string from m32r_output_block_move.
761 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
763 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
765 (ROUND_ADVANCE): Remove signed/unsigned conflict.
766 * config/m32r/m32r.c: Declare prototypes for static functions.
767 (move_src_operand): Replace INT32_P with UINT32_P.
768 (function_arg_partial_nregs): Fixed signed/unsigned conflict
769 in initialisation of 'size'.
770 (m32r_sched_reord): Remove redundant declarations of 'code'.
771 (m32r_output_block_move): Change to a void function.
772 (m32r_encode_section_info): Cast return of
773 TREE_STRING_POINTER to avoid compile time warning.
775 2001-06-11 Richard Henderson <rth@redhat.com>
777 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
778 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
779 (struct machine_function): Add gp_save_rtx.
780 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
781 (alpha_gp_save_rtx): New.
782 * config/alpha/alpha-protos.h: Declare it.
783 * config/alpha/alpha.md (exception_receiver): Make an expander.
784 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
786 2001-06-11 Richard Henderson <rth@redhat.com>
788 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
790 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
792 * configure.in: Align --help messages.
793 Remove trailing full stops.
794 Consistently use lower case.
795 Fix DWARF 2 spelling.
796 * configure: Rebuilt.
798 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
800 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
801 variants for .cpp/.cp/.c++ files.
802 Move definition of __LANGUAGE_C_PLUS_PLUS ...
803 (CPLUSPLUS_CPP_SPEC): ... here.
805 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
807 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
809 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
811 * c-decl.c (store_parm_decls): When comparing types in an
812 old-style function declaration with those from a previous
813 prototype, compare the unqualified versions of parameter types.
816 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
818 * doc/objc.texi: Use more logical markup. Use TeX dashes.
820 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
822 * doc/c-tree.texi: Use more logical markup.
824 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
826 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
828 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
830 * loop.c (scan_loop): Do not combine asm statements.
832 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
834 * simplify-rtx.c (simplify_subreg): Fix offset calculation
835 for complex values within a CONCAT.
837 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
839 * doc/install.texi: Update details of what components are included
840 in the GCC distribution. Update default directory for g++
841 includes. Update documentation relating to old libio. Adjust
842 documentation on DejaGnu environment variables. Remove
843 documentation of --enable-cpplib.
845 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
847 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
850 2001-06-10 Richard Henderson <rth@redhat.com>
852 * ifcvt.c (life_data_ok): New.
853 (merge_if_block): Use it to determine whether to update
855 (if_convert): Set it.
857 2001-06-10 Richard Henderson <rth@redhat.com>
859 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
861 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
863 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
864 (SH Options): Document -mieee.
865 * doc/install.texi (Final install): Remove obsolete information
866 about installing cross compilers.
867 * doc/gcc.1: Rebuilt.
869 2001-06-10 Richard Henderson <rth@redhat.com>
871 * config/alpha/alpha.c (override_options): Set align_loops,
872 align_jumps, and align_functions.
873 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
874 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
876 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
878 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
879 are one and two words in size.
881 2001-06-10 Richard Henderson <rth@redhat.com>
883 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
884 (Code Generation Options): Document -fnon-call-exceptions.
886 2001-06-10 Mark Kettenis <kettenis@gnu.org>
888 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
890 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
892 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
894 2001-06-10 Mark Mitchell <mark@codesourcery.com>
895 Gabriel Dos Reis <gdr@codesourcery.com>
897 * Makefile.in (c-parse.o): Depend on diagnostic.h
898 (dwarf2out.o): Likewise.
900 * dwarf2out.c: #include diagnostic.h
902 * toplev.h (warningcount, errorcount, sorrycount): Remove
905 * toplev.c (warningcount, errorcount, sorrycount): Remove
908 * diagnostic.h (struct output_buffer): Reorder fields.
909 (diagnostic_kind_count): New macro.
910 (errorcount, warningcount, sorrycount): Define as macros.
911 (diagnostic_report_warnings_p): New macro.
912 (output_state): Add diagnostic_count field.
914 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
915 Remove tentative declaration.
916 (count_error): Use diagnostic_report_warnings_p.
918 * c-parse.in: #include diagnostic.h
920 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
922 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
923 prefer a memory for operand 1.
924 ("*addsi3"): Fix constraints, the '!' was too strong.
925 ("*addsi3_split"): Accept soft register and split accordingly.
927 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
929 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
930 Move definition in the RTX_CODE section.
932 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
934 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
935 address as relative to the argument pointer.
937 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
939 * predict.def (PRED_OPCODE): Place before call and error_return.
941 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
943 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
944 * predict.c (estimate_probability): Calculate dominance
945 information; improve detection of NORETURN heuristics;
946 add call/error_return heuiristics; tweak comparison heuristics
949 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
951 * doc/invoke.texi (C Dialect Options): Document -aux-info.
952 (Debugging Options): Document -print-multi-directory and
954 * doc/gcc.1: Rebuilt.
956 * toplev.c (independent_decode_option): Require `=' between
957 `-aux-info' and filename in the same argument.
958 * gcc.c: Don't pass -aux-info=filename twice.
960 2001-06-09 Mark Mitchell <mark@codesourcery.com>
962 * expr.c (expand_expr, case ARRAY_REF): Do not replace
963 an array element with the known initializing value if it has
966 * toplev.c (rest_of_compilation): Remove dead code before
969 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
971 * cppinit.c (print_help): Document -fpreprocessed.
972 * invoke.texi: Similarly.
974 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
976 * predict.def: New file.
977 * predict.h: New file.
978 * predict.c: Include predict.h.
979 (predictor_info): New structure and array.
980 (predict_edge, predict_insn): Rewrite; make global.
981 (predict_edge_def, predict_insn_def): New global functions.
982 (dump_prediction, combine_predictions_for_insns): New
984 (estimate_probability): Change calls to predict_edge
985 to predict_edge_def and calls to predict_insn to predict_insn_def;
986 combine probabilities.
987 (expected_value_to_br_prob): Behave as predictor.
988 * rtl.h (REG_BR_PRED): Update coment.
989 (invert_br_probabilities): New.
990 * jump.c: Include predict.h
991 (duplicate_loop_exit_test): Drop branch prediction notes.
992 (invert_jump): Use invert_br_probabilities.
993 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
994 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
995 * combine.c (distribute_notes): Handle BR_PRED.
997 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
999 * predict.c (predict_insn, predict_edge): New static functions.
1000 (estimate_probability): Revamp to use new functions;
1001 fix loop header heruistics; add loop exist heruistics
1003 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1005 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
1007 2001-06-09 Peter Jakubek <pjak@snafu.de>
1009 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
1011 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1013 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
1014 for integer operations that don't update C bit.
1016 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
1018 * gthr-posix.h (__gthread_objc_init_thread_system): If
1019 pthread_key_create fails, it's not clear what the return value is.
1020 This obvious fix makes sure it always returns -1 if a problem
1023 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
1025 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
1026 more index entries. Use more logical markup where appropriate.
1027 Use TeX quotes and dashes.
1029 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
1031 * unwind-pe.h: Conditionally qualify references to abort with
1034 2001-06-09 Julian Foad <julian_foad@hotmail.com>
1036 * doc/invoke.texi: Remove superfluous text.
1038 2001-06-08 Richard Henderson <rth@redhat.com>
1040 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
1041 (LIB_SPEC): Mirror config/linux.h version.
1043 2001-06-08 Richard Henderson <rth@redhat.com>
1045 * except.c (get_exception_pointer, get_exception_filter): Take a
1046 struct function. Update all callers.
1047 * except.h (get_exception_pointer): Update declaration.
1048 * expr.c (expand_expr): Update get_exception_pointer call.
1049 * integrate.c (expand_inline_function): Remap the exception pointer
1050 from callee to caller.
1052 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1054 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
1055 accurately reflect its cv-qualification.
1056 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
1057 cv-qualifiers on function types.
1059 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1061 * basic-block.h: Improve comments.
1062 * except.c (expand_eh_region_end_allowed): Remove redundant call
1063 to do_pending_stack_adjust.
1064 * flow.c (life_analysis): Fix typo in comment.
1065 (calculate_global_regs_live): Add documentation.
1066 (mark_set_1): Likewise.
1067 (debug_regset): Likewise.
1068 * doc/rtl.texi (cond_exec): Document it.
1070 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1072 * i386.h (CONST_COSTS): set cost of constants representable in
1073 immediate fields to 0.
1075 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1077 * function.c (diddle_return_value): Kill code to determine
1078 return value before expand_function_end.
1079 (expand_function_end): Delay call to clobber_return_register
1080 after fucntion return value is computed.
1082 Re-install temporary reverted patch:
1083 * toplev.c (rest_of_compilation): Call split_all_insns
1084 before reg-stack and shorten-branches. Do shorten-branches
1086 * final.c (shorten_branches): Remove insn splitting code.
1088 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1090 * doc/gcc.texi, doc/invoke.texi: Add index of command line
1091 options. Use @opindex to index them rather than other indexing
1092 commands. Use @var{...} instead of <...>. Avoid spaces in names
1093 inside @var. Don't use @kindex to index escape sequences in
1096 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
1098 * stmt.c (current_nesting_level): New fn.
1099 * tree.h: Declare it.
1100 * c-semantics.c (genrtl_compound_stmt): Use it.
1102 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
1104 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1106 * jump.c (mark_modified_reg): Allow jump threading if condition
1107 codes are represented by a hard register.
1109 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1111 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
1112 for complex floats passed to unprototyped functions.
1114 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1116 * except.c (expand_eh_region_end_allowed): Call
1117 do_pending_stack_adjust as necessary.
1119 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1121 * function.c (clobber_return_register): Clobber the pseudo return
1124 * sibcall.c (skip_unreturned_value): New function.
1125 (call_ends_block_p): Use it.
1127 * recog.c (split_insn): Break out from ...
1128 (split_all_insns): ... here; do not use basic block information
1131 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1133 * simplify-rtx.c (simplify_subreg): Fix verification of
1136 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1138 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
1139 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
1140 Move definition of _LANGUAGE_C_PLUS_PLUS ...
1141 (CPLUSPLUS_CPP_SPEC): ... here.
1142 Fixes PRs c++/3047, target/441.
1144 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1146 * doc/install.texi2html (MAKEINFO): Keep value if set already.
1148 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1150 * doc/gcc.texi: Add trailing slash to URL.
1152 2001-06-07 Stan Shebs <shebs@apple.com>
1154 * config/darwin.h (ENCODE_SECTION_INFO): Define.
1155 (REDO_SECTION_INFO_P): Ditto.
1156 (STRIP_NAME_ENCODING): Ditto.
1157 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
1158 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
1159 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
1160 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
1161 * config/darwin.c: No longer include c-tree.h.
1162 (machopic_classify_ident): Rewrite to use symbol encoding.
1163 (lookup_name_darwin): Remove.
1164 (machopic_non_lazy_ptr_name): Handle encoded symbols.
1165 (machopic_stub_name): Use STRIP_NAME_ENCODING.
1166 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
1167 (machopic_finish): Ditto, remove test of decl.
1168 (update_non_lazy_ptrs): New function.
1169 (darwin_encode_section_info): New function.
1170 * config/darwin-protos.h: Declare it.
1171 * config/rs6000/rs6000.c (machopic_output_stub): Use
1172 STRIP_NAME_ENCODING.
1174 2001-06-07 Mark Mitchell <mark@codesourcery.com>
1176 * tree.h (DECL_SOURCE_FILE): Improve documentation.
1177 (DECL_SOURCE_LINE): Likewise.
1179 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
1181 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1182 from config/elfos.h.
1184 2001-06-07 Phil Edwards <pme@sources.redhat.com>
1186 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
1187 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
1189 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1191 * doc/contrib.texi: Add copyright notice.
1193 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1195 * doc/md.texi: Use four digit years in copyright notice.
1197 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1199 * config.gcc: For $target_alias of athlon-*, set
1200 target_cpu_default2=5.
1202 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1204 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
1205 end of last block if last real insn is a JUMP_INSN.
1207 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1211 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1213 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
1214 pthread_t to objc_thread_t.
1215 (__gthread_objc_thread_id): Likewise.
1217 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1219 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
1220 (ASM_OLDAS_SPEC): Likewise.
1222 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
1223 (CPP_SUBTARGET_SPEC): Use it.
1224 (ASM_OLDAS_SPEC): Define.
1226 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
1228 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1230 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
1231 passed by reference.
1233 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1235 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
1236 Document use of N_(...), and show it in examples. Note that
1237 documentation should be added to invoke.texi. Avoid an overfull
1240 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1242 * toplev.c (rest_of_compilation): Revert previous patch.
1243 * final.c (shorten_branches): Likewise.
1245 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1247 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
1250 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1252 * doc/install-old.texi: Remove more obsolete documentation.
1254 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1256 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
1258 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1260 * toplev.c (rest_of_compilation): Call split_all_insns
1261 before reg-stack and shorten-branches. Do shorten-branches
1263 * final.c (shorten_branches): Remove insn splitting code.
1265 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1267 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1268 * configure: Rebuilt.
1270 2001-06-07 Andreas Jaeger <aj@suse.de>
1272 * emit-rtl.c (operand_subword): Remove unused variable.
1274 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1276 * i386.md (floatdi?f): Avoid usinf of SSE instructions
1277 if TARGET_64BIT is false.
1278 (floatdi?f_i386_only): New insn.
1279 (floatdi?f_i386): Disable for !TARGET_64BIT.
1281 * (min?f, max?f splitters): Handle case where
1282 operands are cross-matched.
1284 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
1285 (MMX_REGISTER_NAMES): Kill.
1286 (PRINT_OPERAND): Fix comment.
1287 (PRINT_REG): Likewise.
1288 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
1289 (print_operand): Update comment; kill 'm'.
1291 * i386.c (x86_branch_hints): New global variable
1292 (print_operand): Support outputting of branch prediction hints.
1293 * i386.md (conditional jump patterns): Add branch prediction hints
1295 * i386.h (x86_branch_hints): Declare
1296 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
1297 (PRINT_OPERAND_FUNCT_VALID_P): New.
1298 * final.c (final_forward_branch_p): New function.
1300 2001-06-06 Richard Henderson <rth@redhat.com>
1302 * flow.c (mark_used_reg): Clean up looping over multiple hard
1303 registers. Do conditional life bits across multiple hard regs.
1305 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
1307 * reload1.c (reload): Revert Schmidt's change so all USEs are not
1308 deleted during reload.
1310 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1312 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
1313 functions here, instead of ...
1314 * c-decl.c (c_expand_body): ... here.
1316 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1318 * config.gcc, config/sparc/bsd.h: Do not directly include
1319 sparc/sparc.h. Instead do it via tm_file.
1321 2001-06-05 Richard Henderson <rth@redhat.com>
1323 * dwarf2.h (DW_EH_PE_aligned): New.
1324 * dwarf2asm.c (eh_data_format_name): Name it.
1325 (dw2_asm_output_encoded_addr_rtx): Align for it.
1326 * dwarf2out.c (output_call_frame_info): Handle it for personality
1327 routine and LSDA pointers.
1329 * unwind-pe.h (DW_EH_PE_aligned): New.
1330 (base_of_encoded_value): Handle it.
1331 (read_encoded_value_with_base): Likewise.
1332 * unwind-dw2-fde.c (base_from_object): Likewise.
1333 (get_cie_encoding): Likewise.
1335 * config/alpha/elf.h: Remove ecoff commentary.
1336 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1338 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1340 * config.gcc, config/i386/bsd386.h: Do not directly include
1341 i386/386bsd.h. Instead do it via tm_file.
1343 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1345 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
1348 2001-06-05 Pascal Obry <obry@act-europe.fr>
1350 * configure.in: Quote $enable_win32_registry in case the value has
1354 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1356 * print-rtl.c (xspaces): Remove.
1357 (print_rtx): Use printf field-width, rather than xpsaces, to
1359 * toplev.c (main): Disable sibling-call optimization if we are
1360 handling exceptions.
1362 2001-06-05 Bernd Schmidt <bernds@redhat.com>
1364 * reload1.c (reload): Delete all USEs generated during reload.
1366 2001-06-05 scott snyder <snyder@fnal.gov>
1368 * gccbug.in: Fix typo.
1370 2001-06-05 Andreas Jaeger <aj@suse.de>
1372 * builtins.def: Fix definition of __builtin_cosf, it uses float as
1373 parameter and return value.
1375 2001-06-04 Anthony Green <green@redhat.com>
1377 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
1378 machine. This is now done in sparc.h.
1380 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1382 Correct CVS resurrection of invoke.texi.
1383 * doc/invoke.texi: Document new tree dump flags.
1385 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1387 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
1388 for casting an aggregate to its own type. Fixes PR c/2735.
1390 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1392 * doc/texinfo.tex: Update to version 2001-05-24.08.
1394 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1396 * c-common.h (flag_dump_translation_unit): Remove.
1397 (enum tree_dump_index): Define.
1398 (TDF_ADDRESS, TDF_SLIM): New #defines.
1399 (dump_node_to_file): Remove.
1400 (dump_node): Make extern. Add flags.
1401 (dump_flag, dump_enabled_p, dump_begin, dump_end,
1402 dump_switch_p): Prototype.
1403 * c-common.c (flag_dump_translation_unit): Remove.
1404 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
1405 logic. Use dump_switch_p.
1406 * c-dump.h (struct dump_info): Add node and user fields.
1407 (dump_pointer): Declare.
1408 * c-dump.c (dump_node): Make extern. Add flags.
1409 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
1410 (dump_new_line, dump_maybe_newline): Use them.
1411 (dump_pointer): New function.
1412 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
1413 chain or function's body. Dump address, if TDF_ADDRESS set.
1414 (dump_flag): Define.
1415 (dump_node_to_file): Remove.
1416 (struct dump_file_info): New struct.
1417 (dump_files): New array.
1418 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
1419 * c-lang.c (finish_file): Adjust dumping.
1420 * toplev.h (dump_base_name): Make extern.
1421 * invoke.texi: Document new flags.
1423 2001-06-04 Mark Mitchell <mark@codesourcery.com>
1425 * c-tree.h (lang_decl): Add pending_sizes fields.
1426 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
1428 (c_expand_body): Expand them.
1429 (lang_mark_tree): Mark lang_decl:pending_sizes.
1430 * function.c (expand_pending_sizes): New function, broken out
1432 (expand_function_start): ... here.
1433 * tree.h (expand_pending_sizes): Declare it.
1435 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
1437 * doc/install.texi: Update FreeBSD information. Generalize
1438 and update information for alpha-based platforms using ELF.
1440 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1442 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
1443 (store_parm_decls): Likewise.
1444 * c-typeck.c (convert_arguments): Likewise.
1446 2001-06-04 Richard Henderson <rth@redhat.com>
1448 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
1449 optimization if current_function_calls_setjmp.
1451 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
1453 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
1456 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1458 * simplify-rtx.c (simplify_subreg): Fix combining of
1459 paradoxical subregs.
1461 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1463 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
1464 (no_labels_between_p): Short circuit case beg==end.
1466 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1468 * rtlanal.c (operand_preference): Fix preference for objects.
1470 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1472 * gcse.c (handle_avail_expr): Be prepared to handle single_set
1475 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1477 * combine.c (if_then_else_cond): Use simplify_subreg instead
1479 * integreate.c (sub_constants): Likewise.
1481 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1483 * emit-rtl.c (constant_subword): Deprecate; remove most of code
1484 and use simplify_gen_subreg.
1486 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
1488 * sibcall.c (skip_copy_to_return_value): recognize the situation
1489 when the called function's return value is copied into an
1490 intermediate pseudo, and then into the calling functions return
1493 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1495 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
1496 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
1497 in case register wasn't OK previously, accept it now; allow
1498 subregs of frame pointer if reload completed and frame pointer
1501 * combine.c (sombine_simplify_rtx): Fix comment;
1502 use subreg_lowpart_offset instead of subreg_lowpart_p
1503 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
1504 * rtl.h (subreg_lowpart_parts_p): Kill.
1505 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
1506 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
1507 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
1508 (gen_lowpart_common): Likewise.
1509 (subreg_lowpart_p): Likewise.
1510 (subreg_lowpart_parts_p): Kill.
1511 (subreg_lowpart_offset, subreg_highpart_offset): New function.
1513 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
1514 to simplify SUBREG and REG.
1515 (gen_highpart): Use simplify_gen_subreg for all simplifications.
1517 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
1520 * rtlanal.c (replace_regs): Use simplify_gen_subreg
1522 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1524 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
1525 (ARRAY_RANGE_REF): Added description.
1527 * tree.def (ARRAY_RANGE_REF): New code.
1528 * alias.c (handled_component_p, can_address_p): Handle it.
1529 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1530 * explow.c (set_mem_attributes): Likewise.
1531 * expr.c (expand_assignment, get_inner_reference): Likewise.
1532 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
1533 * fold-const.c (operand_equal_p): Likewise.
1534 * tree.c (staticp, stabilize_reference): Likewise.
1535 * varasm.c (decode_addr_const): Likewise.
1537 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1539 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
1540 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
1542 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
1544 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
1545 mark_constant_pool_use before output_addr_const.
1546 (struct pool_node): New field wend.
1547 (add_constant): Note a sequence of constants that are referenced
1549 (pool_window_label, pool_window_last): New variables.
1550 (dump_table): Emit a unspec_volatile representing the end of a
1551 sequence of constants.
1552 (mark_constant_pool_use): New function.
1553 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
1554 (consttable_2): Add the second operand which flags whether
1555 this consttable entry was used or not.
1556 (consttable_4, consttable_8, consttable_sf, consttable_df):
1558 (consttable_window_end): New insn.
1560 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1562 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
1563 Reformat according to coding standards.
1566 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
1567 (shl_and_kind): Cast wide constant.
1568 (gen_far_branch): Define as static, as in declaration.
1569 (barrier_align): Compute cache-line length as unsigned. Add
1570 parentheses in initial credit computation.
1571 (rounded_frame_size): Add parentheses.
1572 (permanent_obstack): Remove declaration. Include ggc.h for
1573 declaration of ggc_add_root_rtx().
1574 (get_free_reg): Removed declaration of unused variable reg.
1575 (legitimize_pic_address): Mark mode argument as unused.
1577 2001-06-03 Igor Shevlyakov <igor@windriver.com>
1579 * config/sh/sh.c (output_branch): Support for insn with lenght
1580 attr 12 & 16 which represents cond branches outside +-4096 range.
1582 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1584 * config/sh/lib1funcs.asm (ic_invalidate): Align the
1585 cache-mirroring sequence. Add nops.
1587 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
1589 * doc/install-old.texi: Remove more old installation
1591 * doc/install.texi: Add relevant parts here.
1593 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1595 * doc/install.texi2html: New script.
1597 2001-06-03 David Edelsohn <edelsohn@gnu.org>
1599 * doc/install.texi: Update AIX information again.
1601 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1603 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
1604 installation documentation.
1605 * doc/install.texi: Move it to here.
1607 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1609 * doc/install.texi: Clean up Texinfo markup.
1611 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1613 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
1614 to just after title page.
1616 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1618 * doc/install-old.texi: Remove documentation of some configuration
1620 * doc/install.texi: Add relevant parts of this documentation here.
1622 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1624 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
1625 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
1627 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1629 * i386.md (all uses of ext_register_operand): Make sure they are
1630 VOIDmode; replace all uses outside zero_extend.
1631 (and?i splitters): Use ext_register_operands.
1632 (test?i peep2): Remove ignored constraints.
1633 * i386.c (ext_register_operand): Check that operand is
1634 eighter pseudo or hard or 'Q' register.
1636 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1638 * tree.h (struct record_layout_info_s): New field unpadded_align.
1639 (set_lang_adjust_rli): New declaration.
1640 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
1641 it would have if not packed, do not downgrade DECL_ALIGN.
1642 (lang_adjust_rli, set_lang_adjust_rli): New.
1643 (start_record_layout): Initialize new field unpadded_align.
1644 (debug_rli): Display it.
1645 (place_union_field, place_field): Set it.
1646 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
1648 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
1649 mean that; use proper names instead.
1650 Print DECL_NO_STATIC_CHAIN.
1652 * except.c (expand_builtin_frob_return_addr): Add missing call
1653 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
1654 (expand_builtin_eh_return): Likewise.
1655 (expand_eh_return): Clean up ptr_mode != Pmode cases.
1657 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
1659 * doc/invoke.texi: Remove references to papers about sequence points
1660 to readings.html, refer to that page.
1662 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1664 * README: Update references to installation instructions.
1666 2001-06-01 Laurent Guerby <guerby@acm.org>
1667 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1669 * doc/install.texi: Define srcdir when sources come from CVS.
1670 Significantly improve markup. Wrap overly long lines
1672 2001-06-01 DJ Delorie <dj@redhat.com>
1674 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
1675 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
1676 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
1677 gcov.1: Move to doc subdirectory.
1678 * install.texi: Move to doc/install-old.texi.
1679 * gcc.texi: Move to doc, refer to install-old.texi.
1680 * Makefile.in: Reflect move of docs to doc/.
1681 * f/Make-lang.in: Ditto.
1682 * java/Make-lang.in: Ditto.
1683 * doc/.cvsignore: New.
1685 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1687 * invoke.texi: use two spaces between command options, eliminate
1688 some 'overfull hboxes'
1690 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
1692 * Makefile.in (s-mlib): Make backtick-commands always succeed.
1693 (DRIVER_DEFINES): Ditto.
1695 2001-05-31 Richard Henderson <rth@redhat.com>
1697 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
1698 also link against libgcc.a.
1700 2001-05-31 Geoff Keating <geoffk@cygnus.com>
1702 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
1703 * config/mips/mips.c (mips_output_ascii): New function.
1704 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
1706 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
1708 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1710 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
1711 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
1713 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
1715 * install.texi (Configuration): Add html links for --with-gnu-as &
1716 --with-gnu-ld and refer to them from hppa & SCO triplets.
1717 (Specific): Link back to with-gnu-ld for all ELF platfoms.
1718 (Specific): Reword AVR binutils recommendation.
1720 2001-05-30 Zack Weinberg <zackw@stanford.edu>
1722 * ggc-page.c (size_lookup): Increase minimum allocation size
1724 (ggc_print_statistics): Report size of each bin in bytes, not
1725 as its order; there is no longer a direct relationship.
1727 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1729 * extend.texi: Fix formating of examples, eliminate some
1731 * gcc.texi: Eliminate some 'overfull hboxes'.
1732 * invoke.texi: Use two spaces between command options, eliminate
1733 some 'overfull hboxes'.
1735 2001-05-30 Richard Henderson <rth@redhat.com>
1737 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
1739 2001-05-30 Tom Tromey <tromey@redhat.com>
1741 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
1742 use it in the new association.
1744 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
1745 John David Anglin <dave@hiauly1.hia.nrc.ca>
1747 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
1748 to target type to allow ISO C++ compiler to accept it.
1749 * gthr-dce.h (__gthread_active_ptr): Likewise.
1750 * gthr-solaris.h (__gthread_active_ptr): Likewise.
1752 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1754 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
1755 so that we do accept comments in preprocessed input.
1757 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1759 * cpphash.c (alloc_node): Cast allocated pointer.
1761 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
1763 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
1765 2001-05-29 Stan Shebs <shebs@apple.com>
1767 * gcc.texi: Add links for information about Objective-C.
1769 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
1771 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
1772 /bin/sed fails on [^\"]).
1773 (configargs.h): Likewise.
1775 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1777 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
1779 2001-05-28 Stan Shebs <shebs@apple.com>
1781 * objc/objc.gperf: Remove, no longer used.
1783 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
1785 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
1786 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
1787 Remove trailing whitespace.
1789 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1791 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
1792 became http://freeware.sgi.com/.
1794 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
1796 * local-alloc.c (update_equiv_regs): Don't eliminate constant
1799 2001-05-27 Stan Shebs <shebs@apple.com>
1801 * objc/objc-act.c: Add/fix various comments.
1802 (init_selector): Remove, no longer used.
1803 (build_msg_pool_reference): Ditto.
1804 (objc_debug): Ditto.
1806 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1808 * c-decl.c (init_decl_processing):
1809 Don't call start_identifier_warnings.
1810 * flags.h (warn_id_clash, id_clash_len): Remove.
1811 * stringpool.c: Don't include flags.h.
1812 (scan_for_clashes, do_identifier_warnings,
1813 start_identifier_warnings): Remove.
1814 * toplev.c (warn_id_clash, id_clash_len): Remove.
1815 (display_help): Don't document -Wid-clash.
1816 (decode_W_option): Print warning on -Wid-clash.
1817 * tree.h (start_identifier_warnings): Remove.
1818 * invoke.texi: Remove documentation of -Wid-clash.
1820 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1822 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
1824 2001-05-27 Bruce Korb <bkorb@gnu.org>
1826 * fixinc/check.tpl(HACK) add and use a Scheme variable
1827 (has no test text): error out if no "test_text" is defined
1828 * fixinc/fixincl.tpl: likewise
1829 (FIXIDX): make it an enumeration so we minimize diffs
1830 * fixinc/inclhack.def: re-alphabetize and add sort instructions
1831 * fixinc/fixincl.x: regenerate
1832 * fixinc/tests/base/stdio.h: test output got moved due to
1834 * README-fixinc: rewrite (mostly)
1836 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1838 * cpplib.c (run_directive): Set pfile->directive.
1840 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1842 * c-tree.texi: Reformat the manual as a single chapter now
1843 included by gcc.texi.
1844 * gcc.texi: Include c-tree.texi. Merge all indexes.
1845 * Makefile.in (dvi): Add generation for the cppinternals
1846 documentation. Added dependencies on fdl.texi and c-tree.texi
1847 where appropriate. Use TEXI2DVI instead of custom tex calls.
1848 (info): Added dependencies on fdl.texi and c-tree.texi where
1849 appropriate. Remove the target c-tree.info.
1851 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
1853 * combine.c (try_combine): Fix typo in comment.
1854 * expr.c (expand_expr): Likewise.
1855 * config/i370/i370.md (untyped_call): Likewise.
1857 2001-05-26 Bruce Korb <bkorb@gnu.org>
1859 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1860 when fixincl is operating in test mode
1861 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
1862 (AAB_ultrix_limits): remove redundant text
1863 (AAB_ultrix_memory): ditto
1864 (AAB_ultrix_string): ditto
1865 (djgpp_wchar_h): fix the test text
1866 (irix_stdio_va_list): add test text
1867 (irix_limits_const): add a testing output file (limits.h is overwritten)
1868 (strict_ansi_not_ctd): put limits.h second in list for same reason
1869 (solaris27_mutex_init): test text needed selection text, too
1871 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1872 when fixincl is operating in test mode
1874 2001-05-26 Philip Blundell <philb@gnu.org>
1876 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1877 * config/i960/i960-protos.h: Likewise.
1878 * config/i370/i370-protos.h: Likewise.
1879 * config/h8300/h8300-protos.h: Likewise,
1880 * config/sh/sh-protos.h: Likewise.
1881 * config/v850/v850-protos.h: Likewise.
1883 2001-05-26 Philip Blundell <philb@gnu.org>
1885 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1887 2001-05-25 Zack Weinberg <zackw@stanford.edu>
1889 * toplev.c (debug_args, f_options, W_options): Mark
1890 descriptions for translation.
1891 (display_help): Translate descriptions on output.
1893 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
1894 objc/lang-options.h: Mark descriptions for translation.
1896 * aclocal.m4: Quote final argument of patsubst. Use
1897 3-argument form of AC_DEFINE. Restore quotes to [] while
1899 * configure.in: Remove unnecessary changequote calls.
1900 * configure, config.in: Regenerate.
1902 2001-05-25 Sam TH <sam@uchicago.edu>
1904 * basic-block.h: Fix header include guards.
1905 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
1906 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
1907 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
1908 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
1909 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
1910 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
1911 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
1912 varray.h version.h: Likewise.
1913 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
1914 config/arm/arm.h config/c4x/c4x-protos.h
1915 config/h8300/h8300-protos.h config/h8300/h8300.h
1916 config/i370/i370-protos.h config/i370/i370.h
1917 config/i960/i960-protos.h config/mcore/mcore.h
1918 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
1919 config/v850/v850-protos.h config/v850/v850.h: Likewise.
1920 * fixinc/fixlib.h fixinc/server.h: Likewise.
1922 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
1924 * config/arc/initfini.c (.init): Fix typo.
1926 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
1928 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
1930 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1932 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
1934 2001-05-25 Richard Henderson <rth@redhat.com>
1936 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
1938 2001-05-25 Richard Henderson <rth@redhat.com>
1940 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
1941 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
1942 (sparc*-*-solaris2): Likewise.
1943 * config/t-linux: Remove shared libgcc macros.
1944 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
1945 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
1947 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
1949 * config.gcc (*-*-freebsd*): Report bad configuration.
1951 2001-05-25 David Edelsohn <edelsohn@gnu.org>
1953 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
1955 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
1957 (ASM_OUTPUT_LABELREF): Delete.
1959 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1961 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
1962 strict_ansi_only): Don't run if stdc_0_in_system_headers.
1963 * fixinc/fixincl.x: Regenerate.
1964 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
1965 (FIX_TEST_TABLE): Declare it.
1966 * fixinc/fixlib.h: Include config.h.
1968 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1970 * fixinc/inclhack.def (alpha___assert): Change char * args to
1971 const char * on Tru64 UNIX to avoid excessive warnings from
1973 * fixinc/fixincl.x: Regenerate.
1975 2001-05-25 Geoff Keating <geoffk@redhat.com>
1977 * dbxout.c (dbxout_symbol): Invert previous patch, which was
1978 outputting a tag only for variable-size records.
1980 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
1982 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
1983 instead of rtx_equal_p for early clobber test.
1985 2001-05-26 Mark Mitchell <mark@codesourcery.com>
1987 * builtins.def: Encode additional information, such as names and
1989 * builtin-types.def: New file.
1990 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
1991 (built_in_decls): Likewise. Don't explicitly initialize global
1993 (expand_builtin_mathfn): Handle float and long double variants of
1995 (expand_builtin): Likewise.
1996 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
1997 (expand_tree_builtin): Handle long, long long, float, and long
1998 double variants of math functions.
1999 * c-common.h (c_tree_index): Remove some unused nodes.
2000 (void_ftype): Remove.
2001 (void_type_ptr): Likewise.
2002 (int_ftype_int): Likewise.
2003 (ptr_ftype_sizetype): Likewise.
2004 * c-decl.c (init_decl_processing): Remove creation of DWARF
2006 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
2007 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
2008 * Makefile.in (c-common.o): Depend on builtin-types.def.
2010 2001-05-25 Dale Johannesen <dalej@apple.com>
2012 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
2014 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2016 * c-parse.in (notype_initdcl): Remove redundant line.
2018 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2020 * aclocal.m4: Fixed typo.
2021 (gcc_AC_HEADER_STDBOOL): Define.
2022 (gcc_AC_C__BOOL): Define.
2023 * configure.in: Use them.
2024 (AC_CHECK_HEADERS): Remove stdbool.h
2025 * configure, config.in: Regenerate.
2027 2001-05-25 Richard Henderson <rth@redhat.com>
2029 * function.c (expand_function_start): Don't abort on PARALLEL
2030 returns from hard_function_value.
2032 2001-05-25 Richard Henderson <rth@redhat.com>
2034 * config/i386/i386.md: Revert previous change. Do not apply
2035 the peephole if the components do not die after the sequence.
2037 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
2039 * c-parse.in (array_declarator): New. Handle C99 constructs.
2040 Don't restrict [*] declarators to C only.
2041 (after_type_declarator, parm_declarator_starttypename,
2042 parm_declarator_nostarttypename, notype_declarator,
2043 direct_absdcl1): Use it.
2044 * c-decl.c (build_array_declarator, set_array_declarator_type):
2045 New functions. Warn that [*] isn't properly implemented; pedwarn
2046 for [*] outside C99 mode if pedantic rather than giving a hard
2048 (grokdeclarator): Handle static and type qualifiers in parameter
2050 * c-tree.h (build_array_declarator, set_array_declarator_type):
2052 * extend.texi (Attribute Syntax): Document attributes in parameter
2055 2001-05-25 Mark Mitchell <mark@codesourcery.com>
2057 * config/i386/i386.md: Make sure cmpstr peepholes do not
2058 affect liveness information.
2060 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2062 * c-typeck.c (digest_init): Issue error messages about
2063 invalid constants, not warnings.
2065 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2067 * invoke.texi (-fno-builtin): Document that this is always on
2070 2001-05-24 Philip Blundell <philb@gnu.org>
2072 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
2075 2001-05-24 Philip Blundell <philb@gnu.org>
2077 * config/arm/arm.c (output_return_instruction): Correctly handle
2078 interworking and interrupt functions.
2080 2001-05-24 Philip Blundell <philb@gnu.org>
2082 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
2083 -m{no-}sched-prolog. Fix typos and improve formatting.
2085 2001-05-24 Philip Blundell <philb@gnu.org>
2087 * invoke.texi (ARM Options): Improve wording slightly. Add
2088 documentation for more options, including those for Thumb mode.
2089 Don't mention options that don't exist or are unimplemented.
2090 (Thumb Options): Delete; merged into above section.
2092 2001-05-24 Geoff Keating <geoffk@redhat.com>
2094 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
2095 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
2097 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2099 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
2100 fix hard register simplification.
2102 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2104 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
2105 of just copying CPP_CPU_SPEC.
2107 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2109 * i386.c (incdec_operand): Accept only 1 and -1.
2111 2001-05-23 Kelley Cook <kelley.cook@home.com>
2113 * Makefile.in: Move many of the *_H definitions eariler in the
2114 file, so that rules in t-* files that use them for
2115 dependencies will work in a parallel build.
2116 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
2118 2001-05-23 Richard Henderson <rth@redhat.com>
2120 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
2122 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2124 * cpp.texi: Update for handling of charconsts.
2125 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
2126 diagnostics. Skip to the end if the UCS is too short.
2127 (cpp_interpret_charconst): Long charconsts issue a warning
2130 2001-05-23 Richard Henderson <rth@redhat.com>
2132 * doc/install.texi (alpha-linux): Require binutils 2.11.
2134 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2136 * c-lex.c (read_escape, read_ucs): Delete.
2137 (lex_string): Use cpp_parse_escape.
2138 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
2139 if not C++ or not C99. Warn if traditional.
2140 (parse_escape): Rename cpp_parse_escape. Make the bitmask
2141 unsigned. Warn for out-of-range escape sequences here.
2142 Update to use maybe_read_ucs.
2143 (cpp_interpret_charconst): Don't warn here.
2144 * cpplib.h (cpp_parse_escape): New exported function.
2146 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
2148 * extend.texi (Attribute Syntax): Clarify application of
2149 attributes to parameters declared as functions or arrays.
2151 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
2153 * dbxout.c (dbxout_type_methods): Do still group methods by name.
2155 2001-05-23 Zack Weinberg <zackw@stanford.edu>
2157 * diagnostic.c (vnotice): Kill.
2158 (fnotice): Call vfprintf directly.
2159 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
2160 verbatim, set_diagnostic_context): Rename string argument to
2161 indicate that it is run through gettext.
2162 (vbuild_message_string, build_message_string, output_do_printf):
2163 Rename string argument to indicate that it is NOT run through
2165 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
2166 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
2167 Run msgid argument through gettext.
2168 (default_print_error_function): Run constant strings through
2169 gettext when nothing else will.
2170 (fatal_error, internal_error, error_recursion): Use fnotice.
2171 Present complete sentences to gettext.
2173 2001-05-23 Mark Mitchell <mark@codesourcery.com>
2175 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
2177 2001-05-23 Richard Henderson <rth@redhat.com>
2179 * function.c (expand_function_start): Always use a pseudo
2180 for the function result value.
2182 2001-05-22 Richard Henderson <rth@redhat.com>
2184 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
2185 section pointer alignment.
2187 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2189 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2190 of __USER_LABEL_PREFIX__.
2192 2001-05-22 Richard Henderson <rth@redhat.com>
2194 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2195 (__deregister_frame_info_bases): New.
2196 * unwind-dw2-fde.h: Declare it.
2197 * libgcc-std.ver: Export it.
2198 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2199 called __register_frame_info_bases.
2201 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2203 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
2204 instead of #elif (which is OK for this case but not in general).
2206 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2208 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2209 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2210 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2211 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2212 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2214 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2215 David O'Brien <obrien@freebsd.org>
2217 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2218 configure-time options and target version of FreeBSD. Set-up
2219 to match architectural change in threading support. Correctly
2220 report when -pthread option is not supported by configure-time
2222 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2223 and extend to encode target version number in run-time setting
2224 of __FreeBSD__ macro to match the system compiler.
2225 (CPP_PREDEFINES): Likewise.
2226 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2228 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2229 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2231 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2232 David O'Brien <obrien@freebsd.org>
2234 * config.gcc (the unlabeled system switch statement): Add
2235 generic configuration section to handle *-*-freebsd*. Also,
2236 to match the system compiler, default to threading support (it
2237 may be disabled with the standard --disable-threads
2238 configuration-time switch).
2239 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2240 (alpha*-*-freebsd* in machine-specific section): Likewise.
2242 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2243 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2244 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2245 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2246 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2248 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2249 David O'Brien <obrien@freebsd.org>
2251 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2252 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
2253 -pthread instead setting macro.
2255 2001-05-22 Richard Henderson <rth@redhat.com>
2257 * crtstuff.c (__register_frame_info_bases): Declare.
2258 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
2259 (__do_global_dtors_aux, __do_global_dtors): Streamline.
2261 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2262 (CRT_GET_RFIB_DATA): New.
2263 * config/i386/sysv4.h: Likewise.
2264 * config/i386/sco5.h: Likewise.
2265 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2267 2001-05-22 Richard Henderson <rth@redhat.com>
2269 * rtl.c (read_string): Break out from ...
2270 (read_rtx): ... here.
2272 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2274 * doc/install.texi (Specific): Remove a bogus and duplicate part
2275 copied from the end of the document.
2277 2001-05-22 Bernd Schmidt <bernds@redhat.com>
2279 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
2281 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2283 * install.texi: Remove obsolete information on SunOS as well as
2284 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
2285 (Installing GNU CC on the Sun): Remove section.
2287 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
2289 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
2290 keep errno unchanged on success.
2292 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2294 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
2295 once for hexadecimal floats, whether or not they contain a decimal
2296 point. Don't let the setting of pedantic otherwise affect the
2297 parsing of hexadecimal floats.
2299 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2301 * README.ACORN: Remove obsolete file.
2303 2001-05-22 Jan Hubicka <jh@suse.cz>
2305 * combine.c (gen_binary): Use swap_commutative_operands_p
2306 (simplify_comparison): Likewise.
2307 * expmed.c (emit_store_flag): Likewise.
2308 * expr.c (compare_from_rtx): Likewise.
2309 (do_compare_rtx_and_jump): Likewise.
2310 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
2311 if not emitting a branch and operands want swapping.
2313 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2315 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
2316 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
2317 (maybe_get_identifier): Update.
2318 * tree.h (make_identifier): Delete.
2320 2001-05-21 Richard Henderson <rth@redhat.com>
2322 * combine.c (subst): Do not substitute for a register as
2323 a destination subreg/strict_low_part/zero_extract.
2325 * combine.c (simplify_comparison): Update op1 after constant
2327 * recog.c (const_int_operand): Accept only constants valid
2329 * genrecog.c: Update comments wrt const_int_operand.
2331 * emit-rtl.c (init_emit_once): Zero unused memory in a
2334 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2336 * tree.h (type_num_arguments): Declare it.
2337 * tree.c (type_num_arguments): New function.
2339 2001-05-21 Richard Henderson <rth@redhat.com>
2341 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
2344 2001-05-21 Geoff Keating <geoffk@redhat.com>
2346 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
2348 (minsf3): Use rs6000_emit_minmax.
2349 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
2351 (movsfcc): Use rs6000_emit_cmove.
2352 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
2353 Don't generate emit_fselsfsf4.
2354 (fseldfsf4): Likewise.
2355 (maxdf3): Use rs6000_emit_minmax.
2357 (mindf3): Use rs6000_emit_minmax.
2358 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
2360 (movdfcc): Use rs6000_emit_cmove.
2361 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
2362 Don't generate emit_fselsfsf4.
2363 (fselsfdf4): Likewise.
2364 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
2365 (min_max_operator): New predicate.
2366 (rs6000_emit_cmove): New function.
2367 (rs6000_emit_minmax): New function.
2368 * config/rs6000/rs6000-protos.h: Prototype new functions.
2369 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
2370 and min_max_operator.
2372 * config/rs6000/rs6000.c (output_cbranch): Handle all
2373 conditional types in the switch statement.
2375 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2377 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
2378 non-register variables.
2379 * extend.texi: Document that asm-specifications do not make sense
2380 for non-static local variables.
2382 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
2384 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
2385 (dbxout_type_fields): Lose minimal_debug support.
2386 (dbxout_type_methods, dbxout_type): Likewise.
2388 2001-05-17 Andrew Haley <aph@redhat.com>
2390 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2392 2001-05-21 Richard Henderson <rth@redhat.com>
2394 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
2397 2001-05-20 Richard Henderson <rth@redhat.com>
2399 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2400 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
2401 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
2402 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2403 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
2405 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2406 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
2407 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
2408 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2409 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2410 DEBUG_PUBNAMES_SECTION): Rename as above.
2411 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2413 2001-05-20 Richard Henderson <rth@redhat.com>
2415 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
2416 operands unless the operation is commutative.
2418 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2420 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
2423 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2425 * extend.texi: Clarify documentation of extensions included in ISO
2426 C99. Prefer C99 terminology and syntax to old GNU terminology and
2427 syntax. Add more index entries. Document mixed declarations and
2428 code as an extension in C89 mode. Warn about future changes to
2429 semantics of inline functions. Fixes PR other/930.
2431 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2433 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
2434 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2435 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
2436 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2438 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
2440 2001-05-20 Richard Henderson <rth@redhat.com>
2442 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
2443 to be output before a branch.
2445 2001-05-20 Richard Henderson <rth@redhat.com>
2447 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
2449 2001-05-20 Richard Henderson <rth@redhat.com>
2451 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
2452 (ASM_DOUBLE): Remove.
2453 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
2454 * config/i386/sun386.h: Likewise.
2456 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
2457 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
2459 * config/i386/cygwin.h (INT_ASM_OP): Remove.
2460 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
2461 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
2462 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
2464 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
2465 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
2466 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
2467 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
2468 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
2469 * config/i386/win32.h: Likewise.
2471 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2473 * invoke.texi: Add more options to summary list.
2475 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2477 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
2478 used. Fixes PR c/2291.
2479 * gcc.1: Regenerate.
2481 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2483 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
2484 the -fpic and -fPIC options, clear flag_pic.
2486 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2488 * hashtable.c (calc_hash): Fix HASHSTEP definition.
2489 * stringpool.c (make_identifier): No statistics here anymore.
2490 * objc-act.c (steup_string_decl): Remove redundant check.
2492 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2494 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
2495 cpplib.o, cpphash.o, fix-header): Update.
2496 (hashtable.o): New target.
2497 * c-common.h: Include cpplib.h. Define C_RID_CODE and
2498 struct c_common_identifier here.
2499 * c-lang.c (c_init_options): Update. Call set_identifier_size.
2500 * c-lex.c (c_lex): Update.
2501 * c-pragma.h: Update.
2502 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
2504 (C_RID_CODE): Delete.
2505 * cpphash.c: Rewrite to use hashtable.c.
2506 * cpphash.h: Update include guards.
2507 (struct cpp_reader): Remove hashtab.
2508 hash_ob and buffer_ob are no longer pointers. Add hash_table
2510 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
2511 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
2512 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
2513 * cppinit.c (cpp_create_reader): Update.
2514 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
2515 (cpp_interpret_charconst): Eliminate warning.
2516 * cpplib.c (do_pragma, do_endif, push_conditional,
2517 cpp_push_buffer, cpp_pop_buffer): Update.
2518 (_cpp_init_stacks): Rename cpp_init_directives.
2519 (_cpp_cleanup_stacks): Remove.
2520 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
2521 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
2522 cpp_forall_identifiers, cpp_create_reader): Update.
2523 (C_RID_CODE, cpp_make_node): New.
2524 (c_common_identifier): New identifier node for C front ends.
2525 * cppmain.c (main): Update.
2526 * fix-header.c (read_scan_file): Update.
2527 * flags.h (id_clash_len): Make unsigned.
2528 * ggc.h (ggc_mark_nonnull_tree): New.
2531 * stringpool.c: Update comments and copyright. Update to use
2533 * toplev.c (approx_sqrt): Move to hashtable.c.
2534 (id_clash_len): Make unsigned.
2535 * toplev.h (ident_hash): New.
2536 * tree.c (gcc_obstack_init): Move to hashtable.c.
2537 * tree.h: Include hashtable.h.
2538 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
2539 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
2540 (struct tree_identifier): Update.
2541 (make_identifier): New.
2543 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
2544 (C_RID_CODE): Remove.
2545 * lex.c (cxx_init_options): Call set_identifier_size. Update.
2546 (init_parse): Don't do it here.
2548 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
2550 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
2552 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
2554 (expand_eh_return): Convert between word_mode and Pmode.
2555 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
2557 (execute_stack_op): Likewise.
2558 (execute_cfa_program): Likewise.
2559 (uw_frame_state_for): Likewise.
2560 (uw_update_context_1): Likewise.
2561 * unwind.inc (_Unwind_Reason_Code): Likewise.
2562 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
2563 (EH_RETURN_STACKADJ_RTX): Likewise.
2564 * config/mips/mips.c (compute_frame_size): Make space for saving
2565 EH return registers.
2566 (mips_expand_epilogue): Handle EH stack adjustments.
2567 * config/mips/mips.md (eh_return): New pattern.
2568 (eh_set_lr_si): Likewise.
2569 (eh_set_lr_di): Likewise.
2570 Add splitter to perform EH return after reload.
2572 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2574 * jump.c (mark_jump_label): Tidy previous change.
2576 2001-05-19 Bruce Korb <bkorb@gnu.org>
2578 * fixinc/genfixes: no need for two warnings
2579 * fixinc/Makefile.in: open stdin for those building with a closed one.
2581 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2583 * jump.c (jump_optimize_1): Tidy.
2584 (mark_jump_label): When changing the label in a LABEL_REF, change
2585 update any REG_EQUAL notes as well.
2587 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
2589 * c-parse.in (parm_declarator): Split into
2590 parm_declarator_starttypename and parm_declarator_nostarttypename.
2591 (parm_declarator_starttypename, parm_declarator_nostarttypename):
2592 New. Allow parenthesised sub-declarators which don't begin with a
2593 TYPENAME. Fixes PR c/166.
2595 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2597 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
2599 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2601 * toplev.c (main): If the target does not allow profiling without
2602 a frame pointer, issue an error message.
2603 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2606 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2608 * recog.c (general_operand): Modify last change to allow it if reload
2611 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2613 * recog.c (general_operand): Prohibit nonzero subreg bytes on
2614 subregs containing mem.
2616 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
2618 * regrename.c (regrename_optimize): frame pointer register can
2621 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
2623 * README.DWARF: Move into dwarfout.c.
2625 2001-05-18 Dale Johannesen <dalej@apple.com>
2627 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
2628 specific misuse of r0 as a reload address.
2630 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2632 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
2635 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2637 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
2638 (add_to_sequence): Make that decision type.
2639 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
2640 (write_switch, write_cond, debug_decision_2): Likewise.
2642 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
2644 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
2647 2001-05-18 Stan Shebs <shebs@apple.com>
2649 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
2650 * configure: Regenerate.
2652 2001-05-18 Per Bothner <per@bothner.com>
2654 Changes needed for java/jvspec.c
2655 * gcc.h (n_infiles, outfiles): Add declarations.
2656 * gcc.c (n_infiles, outfiles): Mske no longer static.
2658 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
2660 * config/pa/som.h (EXCEPTION_SECTION): Define.
2662 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
2664 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
2666 Add have_location_lists, a variable to determine whether we need a
2667 .debug_loc section or not.
2668 (enum dw_val_class): Add dw_val_class_loc_list.
2669 (dw_val_struct): Add val_loc_list.
2670 (dw_loc_list_struct): New structure, represents location lists.
2671 (new_loc_list): New function, return a new location list, given
2672 the range and location expression.
2673 (add_loc_descr_to_loc_list): New function, add a location
2674 expression to a location list, given the expression and range.
2675 (output_loc_list): New function, output a location list.
2676 (gen_internal_sym): Modified to take symbol prefix, so we can
2677 reuse it for location list symbols.
2678 (add_AT_loc_list): New function, add a location list to a DIE at
2679 the named attribute.
2680 (AT_loc_list): New function, return the location list reference
2681 for a given attribute, if it's a location list.
2682 (print_die): Handle dw_val_class_loc_list.
2683 (size_of_die): Ditto.
2684 (value_format): Ditto.
2685 (output_die): Ditto.
2686 (output_location_lists): New function, output all of the location
2687 lists for a DIE and it's children.
2688 (dwarf2out_finish): Call output_location_lists if we have location
2692 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2694 * gcse.c (try_replace_reg): First try global replace, later try to
2695 simplify the expression.
2697 * gcse.c (find_used_regs): Change calling convention; work via
2699 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
2701 2001-05-18 Bernd Schmidt <bernds@redhat.com>
2704 2001-02-09 Nick Clifton <nickc@redhat.com>
2705 * config/arm/arm.md: Change output constraint on post inc
2706 load/store multiple patterns to be a read/write constraint.
2708 2001-05-18 Mark Mitchell <mark@codesourcery.com>
2710 * basic-block.h (struct basic_block_def): Add documentation about
2711 what a basic block is, and what the various fields are used for.
2712 * flow.c (calculate_globlal_regs_live): Add documentation about
2713 how the algorithm works, and how we know that it will terminate.
2714 Check that the the inductive assumption that guarantees
2715 termination actually holds.
2716 (mark_used_regs): Treat conditionally set registers as used.
2717 (debug_regset): Add comment.
2718 * rtl.texi (cond_exec): Add documentation.
2720 * function.c (expand_function_start): Avoid creating BLKmode
2723 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2725 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
2726 DIE, even if it has no children.
2727 (dwarf2out_finish): Always output the line-number table, even if
2730 2001-05-18 David Edelsohn <edelsohn@gnu.org>
2732 * rs6000.md (movsfcc,movdfcc): Remove NE case.
2734 2001-05-17 Bruce Korb <bkorb@gnu.org>
2736 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
2737 * fixinc/genfixes: emit a warning if AutoGen is out of date
2739 2001-05-17 Brendan Conoboy <blc@cygnus.com>
2740 Bruce Korb <bkorb@gnu.org>
2742 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
2743 found in fixinc directory. Facilitates binary distributions.
2745 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
2747 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
2750 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
2752 * dwarf2out.c (modified_type_die): Equate qualified type to die.
2754 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2756 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
2757 (simplify_subreg): Handle complex types represented as CONCAT.
2759 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
2760 * rtl.h (swap_commutative_operands_p): Declare.
2761 * rtlanal.c (swap_commutative_operands_p): New.
2762 (operand_preference): New static function.
2764 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
2765 (gen_binary): Likewise.
2766 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
2767 * simplify-rtx.c (simplify_gen_binary,
2768 simplify_gen_relational): Likewise.
2770 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2772 * cse.c (fold_rtx): Use simplify_subreg.
2774 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
2775 (simplify_gen_subreg): New.
2776 (simplify_rtx): Use simplify_subreg.
2777 * rtl.h (simplify_gen_subreg): Declare.
2779 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2781 * doc/install.texi: Update Solaris information.
2783 * except.h (protect_cleanup_actions): Remove it.
2784 (lang_protect_cleanup_actions): Declare it.
2785 * except.c (protect_cleanup_actions): Remove it.
2786 (lang_protect_cleanup_actions): New variable.
2787 (init_eh): Don't make protect_cleanup_actions a GC root.
2788 (expand_eh_region_and_cleanup): Call
2789 lang_protect_cleanup_actions.
2790 (output_function_exception_table): Remove unused `align'
2792 * varasm.c (assemble_external): Abort if we have not yet
2793 opened the assembly output file.
2795 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
2797 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
2798 for eh_personality_libfunc.
2800 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2802 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
2803 when calling simplify_subreg. This is needed to allow replacing
2804 of expression of one mode by expression of different mode.
2806 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2808 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
2810 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2812 * expr.c (protect_from_queue): Protect against subsequent calls to
2814 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
2817 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2819 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
2821 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2823 * gccbug.in (CATEGORIES): Add "bootstrap".
2825 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2827 * simplify-rtx.c (simplify_subreg): Break out from ...
2828 * combine.c (combine_splify_rtx) ... here and ...
2829 * recog.c (validate_replace_rtx_1): ... here;
2830 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
2831 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
2832 (subreg_lowpart_p): ... here.
2834 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2836 * stmt.c (expand_asm_operands): For inout operands, make sure
2837 the substitution of '=' for '+' makes it into the rtl.
2839 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
2840 (reload_as_needed): Call update_eliminable_offsets a bit later.
2842 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2844 * gcc.texi (gccbug): Refer to the web pages for detailed information
2847 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2849 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
2851 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
2852 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
2853 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
2854 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
2855 * cross-make: Don't set LIBGCC1.
2856 * mklibgcc.in: Delete all code for building from libgcc1.c.
2857 Always honor LIB1ASMFUNCS if set.
2859 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
2860 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
2861 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
2862 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
2863 config/i386/uwin.asm, config/m68hc11/larith.asm,
2864 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
2865 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
2866 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
2867 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
2868 Delete or update references to libgcc1 in commentary.
2870 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
2871 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
2872 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
2873 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
2874 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
2875 config/arm/t-semi, config/arm/t-strongarm-coff,
2876 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
2877 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
2878 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
2879 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
2880 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
2881 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
2882 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
2883 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
2884 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
2885 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
2886 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
2887 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
2888 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
2889 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
2890 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
2891 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
2892 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
2893 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
2894 config/mips/t-ultrix, config/mn10200/t-mn10200,
2895 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
2896 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
2897 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
2898 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
2899 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
2900 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
2901 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
2902 config/sparc/t-sparclite, config/sparc/t-splet,
2903 config/sparc/t-sunos41, config/sparc/t-vxsparc,
2904 config/sparc/t-vxsparc64, config/v850/t-v850:
2905 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
2907 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
2908 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
2909 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
2910 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
2911 nongcc_SI_type, nongcc_word_type, or perform_*
2912 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
2914 * config/i386/386bsd.h, config/i386/beos-elf.h,
2915 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2916 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
2917 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
2918 Don't include i386/perform.h.
2920 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
2921 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
2922 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
2923 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
2924 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
2925 config/vax/t-openbsd, config/vax/t-vax: Delete.
2927 * config.gcc: Remove references to deleted files.
2928 (arm-semi-aof): Use arm/t-semi for tmake_file.
2930 * gcc.texi, install.texi, invoke.texi, tm.texi:
2931 Delete or rewrite text which is no longer relevant now that
2932 libgcc1 no longer exists.
2934 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
2935 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
2937 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
2938 Bruce Korb <bkorb@gnu.org>
2940 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
2943 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2945 * i386.md: Add two peepholes to clean up code generated by
2948 2001-05-16 Richard Henderson <rth@redhat.com>
2950 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
2951 variants of non-absolute encodings.
2953 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2955 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
2956 __register_frame_info_table_bases): Export.
2958 2001-05-16 Richard Henderson <rth@redhat.com>
2960 * except.c (eh_data_format_name): Move to ...
2961 * dwarf2asm.c: ... here. Use designated initializers if available.
2962 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
2963 * dwarf2asm.h: Update declarations.
2964 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
2965 ASM_PREFERRED_EH_DATA_FORMAT.
2966 (output_call_frame_info): Likewise. Use 'L' augmentation for
2969 * unwind-dw2-fde.h (struct fde_vector): New.
2970 (struct old_object): Rename from struct object.
2971 (struct object): New.
2972 (__register_frame_info_bases): Declare.
2973 (__register_frame_info_table_bases): Declare.
2974 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
2975 * unwind-dw2-fde.c (objects): Remove.
2976 (unseen_objects, seen_objects): New.
2977 (__register_frame_info_bases): New.
2978 (__register_frame_info): Use it.
2979 (__register_frame_info_table_bases): New.
2980 (__register_frame_info_table): Use it.
2981 (__deregister_frame_info): Rewrite for changed object struct.
2982 (base_from_object, get_cie_encoding, get_fde_encoding): New.
2983 (fde_unencoded_compare): Rename from fde_compare; uninline.
2984 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
2985 (start_fde_sort): Adjust for new definition of fde_vector.
2986 (fde_insert): Likewise.
2987 (end_fde_sort): Likewise. Select comparison function based
2988 on properties of the object.
2989 (fde_split): Take object and fde_compare_t arguments.
2990 (frame_heapsort, fde_merge): Likewise.
2991 (classify_object_over_fdes): Rename from count_fdes. Handle
2992 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
2994 (add_fdes): Handle encoded pointers.
2995 (init_object): Rename from frame_init. Update for new struct object.
2996 (linear_search_fdes): Rename from search_fdes. Handle encoded
2998 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
2999 (binary_search_single_encoding_fdes): New.
3000 (binary_search_mixed_encoding_fdes): New.
3001 (search_object): New.
3002 (_Unwind_Find_FDE): Update for new struct object. Fill in
3004 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
3005 iterating over EH data.
3006 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
3007 fde_encoding, lsda_encoding.
3008 (read_uleb128, read_sleb128): Remove.
3009 (read_encoded_pointer): Remove. All callers use read_encoded_value.
3010 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
3011 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
3013 * unwind-pe.h: Add "struct" to _Unwind_Context references.
3015 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3017 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
3018 * cpphash.c (_cpp_lookup_with_hash): Similarly.
3019 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
3020 cpp_spell_token, cpp_output_token): Similarly.
3021 * cpplib.c (lex_macro_node, do_undef, do_pragma,
3022 do_pragma_poison, parse_assertion, do_assert): Similarly.
3023 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
3024 save_parameter, _cpp_create_definition, check_trad_stringification,
3025 cpp_macro_definition): Similarly.
3026 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
3027 * c-lex.c (cb_undef, c_lex): Similarly.
3028 * fix-header.c (recognized_function): Similarly.
3029 * cpplib.h (NODE_LEN, NODE_NAME): New.
3030 (cpp_hashnode): Rename length len.
3032 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
3034 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
3037 2001-05-16 Andreas Jaeger <aj@suse.de>
3039 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
3041 * toplev.c: Include dwarf2asm.h for prototype of
3042 dw2_output_indirect_constants.
3044 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3046 * stmt.c (expand_asm_operands): Be able to offload addressof
3047 expression to memory. (PR optimization/185)
3049 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3051 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
3052 applying distributive law.
3054 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3056 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
3058 * gthr-dce.h (UNUSED): Attribute unused macro.
3059 (__gthread_key_dtor): Make arguments UNUSED.
3060 (__gthread_key_delete): Revise for compatibility with DRAFT4
3063 2001-05-16 David Edelsohn <edelsohn@gnu.org>
3065 * doc/install.texi: Update AIX information.
3066 * README.RS6000: Remove obsolete file.
3068 2001-05-16 Jakub Jelinek <jakub@redhat.com>
3069 Nathan Sidwell <nathan@codesourcery.com>
3071 * gcc.c (give_switch): Don't write before start of string.
3072 Always append suffix.
3074 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
3076 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
3079 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3081 * README.ALTOS: Remove obsolete file.
3083 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3085 * c-lex.h (save_and_forget_protocol_qualifiers,
3086 forget_protocol_qualifiers, remember_protocol_qualifiers):
3087 Remove deleted functions' prototypes.
3089 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3091 * c-parse.in (methodtype): New production.
3092 (methoddef, methodproto): Collapse separate '-' and '+'
3095 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3097 * c-common.h (RID_FIRST_PQ): New.
3098 * c-parse.in (objc_pq_context): New.
3099 (objc parser): Set objc_pq_context rather than calling
3100 remember_protocol_qualifiers and forget_protocol_qualifiers.
3101 Don't call save_and_forget_protocol_qualifiers.
3102 (yylexname): Handle objc protocol qualifiers here.
3103 * stringpool.c (struct str_header): Replace with sp_hashnode.
3104 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
3105 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
3106 Allocate an IDENTIFIER_NODE for each identifier.
3107 (FORALL_STRINGS, set_identifier): Delete.
3108 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
3109 (ggc_alloc_string): Use an obstack.
3110 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
3111 * tree.h: Update comments.
3112 (set_identifier): Delete.
3113 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
3114 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
3115 remember_protocol_qualifiers): Delete.
3117 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
3119 * flow.c (life_analysis): After life analysis is complete, do
3120 an optional scan over insns looking for REG_LABEL notes that
3121 reference a deleted label.
3122 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
3123 before peeking at LABEL_NUSES.
3125 2001-05-15 Richard Henderson <rth@redhat.com>
3127 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
3128 (_Unwind_GetTextRelBase): New.
3130 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3132 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3134 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
3136 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
3137 so that CHOOSE_SECTION gets used.
3139 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
3140 TARGET_RELOCATABLE like flag_pic for now.
3142 2001-05-15 David Edelsohn <edelsohn@gnu.org>
3144 * rs6000.md (movdi splitter): Sign extend more efficiently.
3145 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
3146 to "long long" valid on 32-bit and 64-bit hosts.
3147 (logical_operand): Cast trunc_int_for_mode return value.
3148 (rs6000_emit_move): Shift macro to encapsulate variable.
3149 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
3150 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
3151 plus_constant requires signed argument.
3153 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
3155 * gthr-posix.h: Make additional pthread-* functions weak.
3157 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3159 * recog.c (apply_change_group): Avoid unneeded validating.
3161 2001-05-14 David Edelsohn <edelsohn@gnu.org>
3163 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
3164 (num_insns_constant): CONST_INT can be 64-bits.
3166 2001-05-14 Stan Shebs <shebs@apple.com>
3168 * config/darwin.h (LIB_SPEC): Just use -lSystem.
3169 (LIBGCC_SPEC): Don't define.
3171 2001-05-14 Richard Henderson <rth@redhat.com>
3173 * configure.in (gcc_cv_as_eh_frame): New test.
3174 * config.in, configure: Rebuild.
3175 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
3177 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3179 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
3180 extended precision divide.
3182 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3184 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
3185 for RETURNS as well.
3187 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
3189 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
3190 (CPP_CPU??_SIZE_TYPE): New.
3191 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
3192 (CPP_CPU_SPEC): ... here; support choosing of CPU.
3193 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
3194 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
3196 * i386.c (override_options): Add sorry about not suported modes.
3198 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
3200 * config/pa/som.h (NM_FLAGS): Remove.
3201 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3202 (ASM_OUTPUT_SECTION_NAME): Remove.
3203 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3205 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3207 * regrename.c (regrename_optimize): Do not rename registers to
3210 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3212 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3213 contain MEMs. Remove useless distinction about clobbering
3216 2001-05-13 Geoff Keating <geoffk@redhat.com>
3218 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
3219 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
3220 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
3221 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3222 (EXCEPTION_SECTION): Define.
3224 2001-05-13 Zack Weinberg <zackw@stanford.edu>
3226 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
3227 binary backward compat only.
3228 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
3229 in LIB2FUNCS. Pass it to mklibgcc.
3230 * mklibgcc.in: Handle LIB2FUNCS_ST.
3232 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
3234 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3236 * tm.texi (THREAD_MODEL_SPEC): Document it.
3237 * gcc.c (main): Use it.
3238 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3239 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3241 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3243 * rtl.h (SYMBOL_REF_WEAK): New macro.
3244 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3245 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3246 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3247 * gcc.texi: Remove wrong description.
3249 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3251 * Makefile.in (STAMP): New macro.
3252 Replace all uses of `touch' with $(STAMP).
3253 * fixinc/Makefile.in: Likewise.
3255 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3257 * configure.in: ldopen is never in -lexc, so don't test for it.
3258 Add test for exc_resume in -lexc for Ada.
3259 * configure: Regenerated.
3261 2001-05-12 Richard Henderson <rth@redhat.com>
3263 * dwarf2asm.c (size_of_encoded_value): New function.
3264 * dwarf2asm.h: Declare it.
3265 * except.c (output_function_exception_table): Align the TType
3266 array only as wide as the encoding.
3268 2001-05-12 Zack Weinberg <zackw@stanford.edu>
3270 * extend.texi: Document #pragma GCC java_exceptions.
3272 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3274 * c-parse.in (bison parser, init_reswords): Remove uses of
3276 * c-tree.h (doing_objc_thang): Remove.
3278 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3280 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
3281 about files not ending in newlines.
3283 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3285 * dwarfout.c (dwarfout_init): Add cast.
3286 * sched-deps.c (sched_analyze_insn): Remove unused vars.
3287 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
3289 * method.c (build_mangled_C99_name): Remove unused prototype.
3291 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3293 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
3295 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3297 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3298 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
3300 2001-05-11 Richard Henderson <rth@redhat.com>
3302 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3303 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
3304 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
3305 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
3306 (dw2_output_indirect_constants): Prototype.
3307 * dwarf2out.c (dwarf2out_begin_prologue): Generate
3308 current_function_func_begin_label if we'll need it for EH. Exit
3309 early for IA64_UNWIND_INFO.
3310 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
3311 (eh_data_format_name): Update for indirect references.
3312 (output_function_exception_table): Care for IA64_UNWIND_INFO.
3313 Handle ASM_PREFERRED_EH_DATA_FORMAT.
3314 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
3315 define HAVE_eh_return etc.
3316 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
3317 (final_end_function): Don't call output_function_exception_table.
3318 * toplev.c (compile_file): Call dw2_output_indirect_constants.
3319 (rest_of_compilation): Invoke output_function_exception_table
3320 for ia64 before assemble_end_function.
3321 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
3322 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
3324 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
3325 * unwind.h: Declare them.
3326 * libgcc-std.ver: Export them.
3327 * unwind-pe.h: New file.
3329 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3331 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
3333 (find_fde_for_dso): Extract DT_PLTGOT.
3334 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
3335 the segment and gp as well.
3336 * config/ia64/frame-ia64.c: Remove file.
3337 * config/ia64/frame-ia64.h: Remove file.
3338 * config/ia64/unwind-ia64.c: New file.
3339 * config/ia64/unwind-ia64.h: New file.
3340 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
3341 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
3342 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
3343 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3344 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
3345 (IA64_UNWIND_INFO): Re-enable.
3346 (HANDLER_SECTION): Remove.
3347 (EH_RETURN_DATA_REGNO): New.
3348 * config/ia64/ia64.md (exception_receiver): Remove.
3349 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
3350 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
3352 2001-05-11 Richard Henderson <rth@redhat.com>
3354 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
3355 calls and jumps to be bundled together.
3356 (ia64_reorg): Emit a break after a noreturn call that ends
3358 * config/ia64/ia64.md (break_f): New.
3360 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3362 * c-lex.c (lex_charconst): Convert into a simple wrapper
3363 around cpp_interpret_charconst, to which most of the code
3365 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
3366 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
3367 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
3368 (lex): Use cpp_interpret_charconst.
3369 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
3370 hex_digit_value): New functions.
3371 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
3372 * cpplib.h (cpp_interpret_charconst): New prototype.
3373 * Makefile.in: Update.
3375 2001-05-12 Dean Wakerley <dean@wakerley.com>
3377 * doc/install.texi: New file. Converted to texinfo from the HTML
3378 documentation in wwwdocs/htdocs/install.
3380 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
3382 * gcse.c (insert_insn_end_bb): Do not search for assignments to
3383 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3385 * toplev.c (compile_file): Move comment for opening output
3386 file to just before the code that opens the output file.
3388 2001-05-11 Jakub Jelinek <jakub@redhat.com>
3390 * regmove.c (regmove_optimize): Suppress the optimization for
3391 unchanging destination register. Add comment above function.
3393 2001-05-11 Zack Weinberg <zackw@stanford.edu>
3395 * Makefile.in: Exterminate all references to assert.h.
3396 * cross-make: Likewise.
3398 * configure.in: Correct commentary.
3399 * configure: Regenerate.
3401 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
3404 * config/t-freebsd, config/t-linux, config/t-linux-aout,
3405 config/t-netbsd, config/t-rtems, config/x-linux,
3406 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
3407 No need to override INSTALL_ASSERT_H.
3409 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
3410 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
3411 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
3413 2001-05-11 Graham Stott <grahams@redhat.com>
3415 * combine.c (simplify_comparison): Fix typo.
3417 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3419 * loop.h (struct movables): Remove `num'.
3420 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
3421 Adjust call to strength_reduce.
3422 (num_unmoved_movables): New function.
3423 (move_movables): Don't set movables->num.
3424 (strength_reduce): Compute the number of instructions in the loop
3425 here, rather than in the caller.
3426 (check_dbra_loop): Always clear reversible_mem_store if there
3427 are any memory sets.
3428 (loop_regs_scan): Don't count instructions here.
3429 (count_insn_in_loop): New function.
3431 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3433 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
3435 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3437 * c-common.c (finish_label_expr): New function, lifted from
3438 from cp/semantics.c.
3439 * c-common.h (finish_label_expr, lookup_label): New prototypes.
3440 * c-parse.in: Move 3 blocks of parser code into new functions.
3441 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
3442 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
3443 (lookup_label): Remove.
3445 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
3447 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
3448 FLOAT_BIT_ORDER_MISMATCH.
3450 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3452 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
3453 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
3455 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3457 * expr.c (emit_group_load): extract_bit_field requires a REG or
3460 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
3462 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
3463 a computed jump into an unconditional jump.
3464 In second hunk of code for collapsing computed and conditional jumps
3465 into unconditional jumps, reemit the jump in additional cases.
3467 * jump.c (jump_optimize_1): Do not wrap the new jump target
3468 inside a LABEL_REF; gen_jump will do that automatically.
3470 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
3472 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
3473 contents for a SYMBOL_REF in case of floating point constants.
3475 2001-05-10 DJ Delorie <dj@redhat.com>
3477 * c-common.c (combine_strings): Widen strings in a
3478 host-endian-independent way.
3480 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
3482 * c-parse.in: Remove many shift/reduce conflicts. Update
3484 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
3485 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
3486 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
3487 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
3488 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
3489 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
3490 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
3491 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
3492 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
3493 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
3494 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
3495 typespec_reserved_nonattr, typespec_reserved_attr,
3496 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
3497 structsp_nonattr, components_notype, component_notype_declarator,
3498 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
3499 firstparm, setspecs_fp): New
3500 (typed_declspecs, reserved_declspecs, typed_typespecs,
3501 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
3502 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
3503 declmods_no_prefix_attr, nonempty_type_quals, structsp,
3504 type_quals): Remove. Users updated.
3505 (initdecls, notype_initdecls, after_type_declarator,
3506 parm_declarator, notype_declarator, absdcl1, components, ivars):
3507 Don't allow attributes at the start of a declarator; include them
3508 in the production containing the declarator instead. Always
3509 require type specifiers before trying to redeclare a typedef name.
3510 (typename): Allow for attributes but warn that they are ignored.
3511 (parmlist, firstparm, setspecs_fp): Include attributes in
3512 parmlist; suck them off the parser stack in firstparm using
3515 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
3517 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
3518 to determine if a block has an unconditional jump at its end.
3520 * jump.c (jump_optimize_1): When converting a conditional jump
3521 to an unconditional jump, build the jump using gen_jump instead
3522 of just modify operands in-place.
3524 2001-05-09 Zack Weinberg <zackw@stanford.edu>
3526 * cppinit.c (cpp_post_options): Shut off macro expansion if
3528 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
3529 IN_I directives only if the # is in column 1 and the directive
3530 name begins in column 2.
3531 * cppmain.c (scan_buffer): Insert a space between # and an
3532 identifier, when that identifier is a directive name.
3534 * tradcpp.c (struct file_buf): Add a pointer to the next entry
3535 in the header search path.
3536 (enum node_type): Add T_INCLUDE_NEXT.
3537 (directive_table): Add entry for include_next.
3538 (do_include_next): New function.
3539 (process_include): New routine, broken out of do_include.
3540 (finclude): Insert 'nhd' argument, to be copied into
3541 next_header_dir of the new buffer.
3542 (main): Adjust to match.
3543 * gsyslimits.h, limity.h: Un-indent #include_next.
3545 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
3547 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
3548 inclusion as a chapter of the GCC manual.
3549 * gcc.texi: Include objc.texi.
3550 * fdl.texi: Use @unnumberedsec for the addendum.
3551 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
3553 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3555 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
3557 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
3559 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
3560 handling of two-address insns.
3562 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
3564 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
3565 ../binutils/nm-new instead of ../binutils/nm.
3567 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3569 * i386.md (movdi splitter): Fix the splitting condition
3570 (float_extenddftf splitter): Fix mode.
3572 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3574 * genrecog.c (write_switch): Avoid outputting of switch for
3575 types wider than int.
3577 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
3579 * reload1.c (copy_eh_notes): New function.
3580 (emit_input_reload_insns): Call it.
3581 (emit_output_reload_insns): Call it.
3583 2001-05-07 Zack Weinberg <zackw@stanford.edu>
3585 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
3587 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
3588 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
3590 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
3592 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3594 * pa.md (interspace_jump): Revise comment.
3595 (builtin_longjmp): Block initial setup insns from delay slot of
3597 (builtin_setjmp_receiver): New expander to save and restore PIC
3600 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
3602 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
3604 * toplev.c (compile_file): Set up the output file before we call
3605 the various initializers for the compiler.
3607 * except.c (sjlj_mark_call_sites): Do not search for assignments to
3608 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3610 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
3611 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
3613 2001-05-06 Zack Weinberg <zackw@stanford.edu>
3615 * Makefile.in (tradcpp0): Correct typo in dependency list.
3617 2001-05-06 Geoff Keating <geoffk@redhat.com>
3619 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
3620 the link register if we're not going to use it.
3622 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
3623 (output_function_profiler): Likewise.
3625 2001-05-07 Alan Modra <amodra@one.net.au>
3627 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
3629 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
3631 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
3632 zero-extend it. Make abs_inc unsigned.
3634 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
3635 widest mode in narrowing and widening operations.
3637 * config/mips/mips.md: Sign extend CONST_INTs.
3639 2001-05-06 Andreas Jaeger <aj@suse.de>
3641 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
3642 (i386 Options): Document -momit-leaf-frame-pointer.
3644 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3646 * c-typeck.c (internal_build_compound_expr): Check for
3647 array to pointer conversion just once.
3649 2001-05-05 Richard Henderson <rth@redhat.com>
3651 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
3653 2001-05-05 Richard Henderson <rth@redhat.com>
3655 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
3656 to the parent of the fixup region.
3658 2001-05-05 Jakub Jelinek <jakub@redhat.com>
3660 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
3662 * cpp.texi (__NO_INLINE): Document it.
3664 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
3666 * cppfiles.c (struct include_file): New member err_no.
3667 (find_or_create_entry): Set it.
3668 (open_file): Don't set fds to -2. Instead, use err_no to
3669 remember previous errors, if any.
3671 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3673 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
3674 between X and Y by using sequences of xgdx and xgdy.
3676 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3678 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
3679 of '!' for the 'D' alternative ('!' is too strong).
3680 ("*logicalsi3_silshl16"): Likewise.
3681 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
3682 ("movstrictsi"): Remove spurious '+'.
3683 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
3684 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
3685 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
3688 2001-05-04 David Edelsohn <edelsohn@gnu.org>
3690 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
3692 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
3694 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
3697 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3699 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
3702 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3704 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
3705 soft register, use ror instead of rol.
3707 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3709 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
3710 into account pre/post increment decrement for 68HC12.
3711 Fix other problems in replacement and fix call to reg_mentioned_p.
3713 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3715 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
3716 Put the soft registers in bss for 68HC12.
3717 (L_regs_d3_4): New for _.d3 and _.d4.
3718 (L_regs_d5_6): Likewise.
3719 (L_regs_d1_2): Likewise.
3720 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
3722 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3724 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
3725 to the pre-processor when -fshort-double is specified.
3726 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
3728 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3730 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
3731 (__mulsi3): Rewrite for 68HC12.
3732 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
3733 Mark 'x' constraint with earlyclobber to prevent a
3734 RELOAD_FOR_OTHER_ADDRESS to go in it.
3735 (mulhi3_m68hc12): New pattern.
3736 (mulhi3_m68hc11): Rename of mulhi3.
3737 (mulhi3): New expand for 68HC12 optimisation.
3738 (umulhisi3, mulhisi3): New patterns for 68HC12.
3740 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3742 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
3743 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
3744 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
3746 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3748 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
3749 constants cheap after reload.
3750 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
3752 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
3753 so that gcc prefers a shift by 16.
3754 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
3756 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
3758 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
3760 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3762 * alpha.h: NULL_PTR -> NULL.
3769 * i386.md: Likewise.
3772 * m68hc11.h: Likewise.
3773 * rs6000.h: Likewise.
3776 * sparc.h: Likewise.
3780 * final.c: Likewise.
3782 * recog.c: Likewise.
3784 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3786 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
3787 `bool' parameter to `int'.
3789 * hash.c (hash_lookup): Likewise.
3791 * hash.h (hash_lookup): Likewise.
3793 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
3795 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3797 * i386.c (x86_initialize_trampoline): Fix mode of constant.
3799 2001-05-03 Geoff Keating <geoffk@redhat.com>
3801 * invoke.texi (i386 Options): Delete references to -malign-jumps,
3802 -malign-loops, -malign-functions.
3803 * i386.c (ix86_align_funcs): Delete.
3804 (ix86_align_loops): Delete.
3805 (ix86_align_jumps): Delete.
3806 (override_options): Mark -malign-* as obsolete. Emulate their
3807 behaviour with the -falign-* options. Default -falign-* from
3808 the processor table.
3809 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
3810 patch of Wed May 2 13:09:36 2001.
3811 (LOOP_ALIGN): Delete.
3812 (LOOP_ALIGN_MAX_SKIP): Delete.
3813 (LABEL_ALIGN_AFTER_BARRIER): Delete.
3814 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
3816 2001-05-04 Andreas Jaeger <aj@suse.de>
3818 * except.h: Add prototype declaration for
3819 expand_builtin_init_dwarf_reg_sizes.
3821 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
3823 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
3825 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3827 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
3829 ("bitcmpqi2"): New pattern for bit-extract and test.
3830 ("bitcmphi"): New pattern for bitb/bita instructions.
3832 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
3834 * gccbug.in: Use a temporary directory when the mktemp command is
3837 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3839 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
3841 (INITIALIZE_TRAMPOLINE): Call it.
3842 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
3843 (TRAMPOLINE_TEMPLATE): Remove.
3844 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
3845 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
3848 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3850 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
3851 and crtendS.o with PIC.
3853 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3855 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
3857 (___subdi3, ___adddi3): Use x instead of y as index register.
3858 (__init_bss_section, __map_data_section): Optimize for 68HC12.
3859 (__memset, __memcpy): Likewise.
3860 (regs): Put the soft registers in bss for 68HC12.
3861 (abort): Use trap to abort for 68hc12.
3862 (__mulhi3, __mulhi32): Use emul for 68hc12.
3863 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
3865 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3867 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
3868 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
3869 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
3870 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
3871 Set 68HC12 min offset to -65536.
3872 (print_operand): Put parenthesis arround the operand if it refers
3873 to a symbol having the same name as a register.
3874 (m68hc11_z_replacement): When z register is replaced by its
3875 equivalent soft register, force the insn to be re-recognized.
3876 (m68hc11_check_z_replacement): Fix the test when destination is
3877 the index register and z dies in the insn.
3878 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
3880 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3882 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
3883 costs according to processor variant.
3884 (m68hc11_shift_cost): New function to compute shift costs.
3885 (m68hc11_rtx_costs): Define costs according to processor variant.
3886 (m6811_cost): Costs for 68HC11.
3887 (m6812_cost): Costs for 68HC12.
3888 (COSTS_N_INSNS): Remove.
3890 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
3891 (DEFAULT_RTX_COSTS): Remove.
3892 (CONST_COSTS): Define costs according to OUTER_CODE.
3893 (processor_costs): New struct to define costs.
3894 (m68hc11_cost): Pointer to current costs.
3896 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3898 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
3899 and use m68hc11_notice_keep_cc when using leax/leay.
3900 (addhi3 split): Reject split if the insn is handled by
3902 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
3903 push must be handled in a special way if the source operand uses
3904 sp as index register.
3905 (m68hc11_notice_keep_cc): New function.
3906 (m68hc11_gen_movhi): Use it when an insn changes a register but
3908 (m68hc11_gen_movqi): Fix move for 68HC12.
3909 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
3911 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3913 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
3914 and don't pass operands[0] to emit_library_call_value.
3916 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3918 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
3919 (zero_extendsi split): Simplify and use (zero_extendhi).
3920 (*addhi3): Remove 'w' constraint since stack pointer is handled
3922 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
3923 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
3924 (*ashrhi3_const): Fix shift by 7.
3925 (*lshrsi3_const16): Fix template.
3926 (call, call_value): Fix constraint and predicate.
3928 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3930 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
3931 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
3932 (CC_REGNUM): Likewise.
3933 (*unnamed splits): Use above constants instead of hard coded numbers.
3934 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
3935 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
3936 (*return_16bit, *unnamed peepholes): Likewise.
3938 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3940 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
3941 rs6000/rs6000.h twice.
3943 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
3945 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
3946 (CPP_SPEC): Conditionally define MSDOS and GO32.
3947 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
3948 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
3950 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
3952 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3954 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
3956 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3958 * integrate.h (struct inline_remap): Add leaf_reg_map table.
3959 * integrate.c (expand_inline_function): Use xcalloc to allocate
3961 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
3964 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3966 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
3969 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3971 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
3972 linker if -mrelax is given.
3973 (TARGET_SWITCHES): Document -mrelax.
3975 Re-installed 2001-01-09's patch:
3976 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
3977 if it's wider than long and the target's long is wider than the
3980 2001-05-02 David O'Brien <obrien@FreeBSD.org>
3982 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
3983 directly include rs6000/rs6000.h. Instead do it in tm.h.
3985 2001-05-02 Stan Shebs <shebs@apple.com>
3987 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
3988 NSConstantString for NeXT-style runtimes.
3989 (STRING_OBJECT_GLOBAL_NAME): New macro.
3990 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
3991 OCTI_STRING_CLASS_DECL.
3992 (constant_string_global_id): New macro.
3993 (string_class_decl): Ditto.
3994 (setup_string_decl): New function.
3995 (build_objc_string_object): Use it to build a NeXT runtime
3996 compatible string initializer.
3998 2001-05-02 Jakub Jelinek <jakub@redhat.com>
4000 * tradcpp.c (do_define): Make sure we don't walk past limit.
4002 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4004 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
4005 offsets if not REG_OK_STRICT.
4007 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
4008 (INT_REG_OK_FOR_INDEX_P): Likewise.
4009 (INT_REG_OK_FOR_BASE_P): Likewise.
4010 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
4011 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
4012 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
4013 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
4014 REG_OK_FOR_BASE_P. Take an additional parameter.
4015 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
4016 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
4017 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
4018 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
4019 rs6000_legitimate_address() and use it.
4020 * config/rs6000/rs6000.c: Update all callers.
4021 (rs6000_legitimate_address): New function.
4023 2001-05-02 David Edelsohn <edelsohn@gnu.org>
4025 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
4026 special_constant conditional blocks together.
4028 2001-05-02 Dale Johannesen <dalej@apple.com>
4030 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
4032 (STRICT_ARGUMENT_NAMING): Define.
4033 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
4034 function_arg_partial_nregs, setup_incoming_varargs): Remove
4035 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
4038 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4040 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
4042 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
4045 * expr.c (store_field): Do nothing except elaborate side-effects if
4048 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4050 * c-lex.c: NULL_PTR -> NULL.
4052 * emit-rtl.c: Likewise.
4054 * genpeep.c: Likewise.
4056 * mips-tdump.c: Likewise.
4057 * reload1.c: Likewise.
4058 * rtlanal.c: Likewise.
4060 * stor-layout.c: Likewise.
4061 * toplev.c: Likewise.
4063 2001-05-01 Per Bothner <per@bothner.com>
4065 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
4066 call do_pending_stack_adjust before emiting label.
4068 2001-05-01 Mark Mitchell <mark@codesourcery.com>
4070 * extend.texi: Fix typo.
4072 2001-05-01 Stan Shebs <shebs@apple.com>
4074 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
4075 of UOBJC_MODULES_decl.
4076 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
4077 (generate_descriptor_table): Ditto.
4078 (generate_protocols): Ditto.
4079 (generate_protocol_list): Ditto.
4080 (generate_classref_translation_entry): Ditto.
4082 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
4084 * invoke.texi (Optimize Options): Add documentation for `--param
4085 max-delay-slot-insn-search' and `--param
4086 max-delay-slot-live-search' and reorder --param section.
4087 * params.def: Modify initial comment.
4088 * params.h (param_info): Add `help' member.
4089 * toplev.c (lang_independent_params): Include `help' description.
4090 (display_help): Print --param parameters.
4092 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4094 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
4095 Remove references to deleted files.
4096 (*-*-openbsd): No need to override xmake_file.
4097 (*-*-sysv4): Treat like *-*-sysv.
4099 * configure.in: Probe for ldopen in various places, and set up
4100 collect2 to be linked with them if found.
4101 Don't dink with Windows registry stuff unless $host_os is a
4102 Win32 os name. Check to see if we need -ladvapi32.
4103 * configure: Regenerate.
4105 * Makefile: Get rid of CLIB and HOST_CLIB.
4106 Substitute in COLLECT2_LIBS and link collect2 against its contents.
4107 * build-make: Get rid of HOST_CLIB.
4109 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
4110 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4111 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4112 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
4113 config/rs6000/x-rs6000: Delete.
4115 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
4118 24 x-host fragments remain, 0 x-cpu, 3 top level.
4120 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4122 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
4123 * configure: Regenerate.
4125 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
4127 * Makefile.in (install-headers): Remove redundant dependency.
4129 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
4131 * c-tree.texi (USING_STMT): Document.
4133 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4135 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
4136 * c-common.c: Likewise.
4137 * c-decl.c: Likewise.
4138 * combine.c: Likewise.
4139 * rs6000.c: Likewise.
4140 * except.c: Likewise.
4141 * explow.c: Likewise.
4143 * fold-const.c: Likewise.
4144 * function.c: Likewise.
4147 * integrate.c: Likewise.
4149 * objc/objc-act.c: Likewise.
4150 * recog.c: Likewise.
4151 * reg-stack.c: Likewise.
4152 * reload.c: Likewise.
4153 * reload1.c: Likewise.
4154 * simplify-rtx.c: Likewise.
4156 * varasm.c: Likewise.
4158 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
4160 * diagnostic.def: New file.
4161 * diagnostic.h (diagnostic_t): New enum.
4162 * Makefile.in (diagnostic.o): Depend on diagnostic.def
4164 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4166 * tsystem.h: Test only POSIX for availability of string.h
4168 * config.gcc (all systems): If USG appeared in xm_defines,
4169 change it to POSIX. If both USG and POSIX appeared, just
4170 delete USG. Remove unnecessary quotes around xm_defines
4172 (m68k-crds-unos*): Don't #define unos - tested nowhere.
4173 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
4174 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
4175 powerpc-*-linux*): No need to set xm_defines - handled by
4176 global settings for *-*-linux*.
4178 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4180 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
4181 Always include gstab.h, not system stab.h. Don't provide
4182 default definitions of N_CATCH or N_OPT. Always use the
4183 gstab.h variant of STAB_CODE_TYPE.
4184 * final.c: Don't include stab.h/gstab.h at all, or provide
4185 defaults for N_SLINE and N_SOL.
4187 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
4188 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
4190 * sdbout.c: Always include gsyms.h instead of system syms.h.
4192 * configure.in: No need to check for stab.h.
4193 * configure, config.in: Regenerate.
4194 * Makefile.in (final.o): Don't depend on gstab.h.
4196 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4197 Richard Henderson <rth@redhat.com>
4199 * extend.texi: Improve documentation of volatile asms.
4201 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4203 * c-tree.texi: Fix thinko.
4204 * gcc.texi: Likewise.
4206 2001-04-30 Richard Henderson <rth@redhat.com>
4208 * c-common.c (c_promoting_integer_type_p): New function, from the
4209 corpse of old macro. Properly promote too-small enumerations and
4210 booleans. Adjust all callers.
4211 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4212 (c_promoting_integer_type_p): Declare.
4213 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4214 * c-typeck.c: Likewise.
4215 (default_conversion): Remove now redundant boolean check.
4217 2001-04-30 Jan Hubicka <jh@suse.cz>
4218 Richard Henderson <rth@redhat.com>
4220 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4222 (combine_stack_adjustments_for_block): Don't combine stack
4223 allocation followed by deallocations. Handle grow-up stacks.
4225 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4227 * fdl.texi: New file.
4228 * c-tree.texi: Use the GFDL.
4229 * gcc.texi: Likewise.
4231 2001-04-30 Stan Shebs <shebs@apple.com>
4233 * invoke.texi: Add a section documenting Objective-C options.
4235 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
4237 * emit-rtl.c (try_split): Copy EH notes to sequence.
4239 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4241 * regmove.c (record_stack_memrefs): Catch all references to the
4244 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
4246 * Makefile.in (stmp-fixinc): quote shell assignment values
4248 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4250 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
4254 * prefix.c: Likewise.
4256 2001-04-28 Stan Shebs <shebs@apple.com>
4258 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
4259 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
4260 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
4261 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
4263 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
4264 (NEXT_OBJC_RUNTIME): Define.
4266 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4268 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
4269 * simplify-rtx.c (simplify_gen_relational): Likewise.
4271 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
4273 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
4274 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
4276 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
4277 registers in SSE case; fix handling of the immediates.
4278 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
4279 operands to be in regsiters before reload.
4280 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
4281 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
4282 (abstf,absxf,negtf,negxf splitters): Compute
4283 properly the regnum for x86_64.
4284 (avsdf2_if_rex64): New.
4286 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
4288 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
4289 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
4290 into the constant pool.
4291 * jump.c (jump_optimize_1): Remove barrier successors after all
4292 the LABEL_NUSES counds have been computed.
4293 (delete_barrier_successors): When deleting a tablejump insn, also
4294 delete the jump table it uses.
4295 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
4298 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
4300 * pa.c (FRP): Remove erroneous white space in macro definition.
4302 2001-04-28 Andreas Jaeger <aj@suse.de>
4304 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
4306 * extend.texi: Likewise.
4307 * tm.texi: Likewise.
4309 2001-04-28 Andreas Jaeger <aj@suse.de>
4311 * md.texi: Use XX-bit instead of XXbit or XX bit where
4314 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
4316 * gcc.c (process_command): Allow -l lib in addition to -llib
4317 for POSIX compliance. This fixes PR c/2347.
4319 * invoke.texi: Update section on Link Options accordingly.
4321 2001-04-27 Zack Weinberg <zackw@stanford.edu>
4323 * function.c (purge_addressof_1): Remove the duplicate
4324 if (code == SET) block. Fold the two if (code == ADDRESSOF)
4327 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
4329 * except.c (expand_eh_region_start): Don't start a new block.
4330 (expand_eh_region_end): Don't end a block.
4331 * stmt.c (expand_end_bindings): Don't end EH blocks.
4332 (expand_decl_cleanup): Starting an EH region won't change the block.
4333 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
4334 (is_eh_region): Lose.
4337 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
4339 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
4341 * collect2.c (main): Add `-L' case to remove duplicate entries.
4342 (is_in_args): New function to check for a duplicate argument.
4343 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
4344 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
4345 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4346 Define to be nonzero.
4348 2001-04-27 Andreas Jaeger <aj@suse.de>
4349 Richard Henderson <rth@redhat.com>
4351 * md.texi (Machine Constraints): Document additional i386
4352 constraints and fix description of "A".
4354 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
4356 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
4358 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
4360 * except.c (get_exception_filter): word_mode, not Pmode.
4362 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
4364 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
4365 common to other movsf patterns. Move up so that in future
4366 people who change the other patterns will change it too.
4367 (movsf_lo_sum): Allow even for soft-float; add appropriate
4369 (movsf_high): Likewise.
4370 (movsf_high+1): Allow even for soft-float.
4372 * function.c (expand_function_end): Always clobber the
4373 return registers, even if there is no return label.
4375 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4377 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
4379 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
4381 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
4382 (pushqi2_rex64, pushhi2_rex64): Add.
4384 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
4386 * except.c (expand_eh_region_end_cleanup): Force pending stack
4387 adjust before emitting label that branches around cleanup code.
4389 2001-04-26 H.J. Lu (hjl@gnu.org)
4391 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
4393 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
4395 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
4396 (ASM_OUTPUT_SECTION_NAME): Likewise.
4397 (ASM_WEAKEN_LABEL): Likewise.
4398 (UNIQUE_SECTION): Likewise.
4399 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4400 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4401 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
4402 (ASM_OUTPUT_SECTION_NAME): Likewise.
4403 (ASM_WEAKEN_LABEL): Likewise.
4404 (UNIQUE_SECTION): Likewise.
4405 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4406 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4407 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
4408 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
4409 (ASM_FILE_START): Likewise.
4410 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4411 (ASM_DECLARE_OBJECT_NAME): Likewise.
4412 (ASM_FILE_END): Likewise.
4413 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4414 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
4415 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4416 (ASM_OUTPUT_CASE_LABEL): Likewise.
4417 (ASM_OUTPUT_SKIP): Likewise.
4418 (ASM_OUTPUT_ASCII): Likewise.
4419 (ASM_OUTPUT_IDENT): Likewise.
4420 (READONLY_DATA_SECTION): Likewise.
4421 (EXTRA_SECTIONS): Likewise.
4422 (EXTRA_SECTION_FUNCTIONS): Likewise.
4423 (SELECT_RTX_SECTION): Likewise.
4424 (SELECT_SECTION): Likewise.
4426 * config/mips/linux.h (INVOKE__main): Undefine.
4427 (CTOR_LIST_BEGIN): Likewise.
4428 (CTOR_LIST_END): Likewise.
4429 (DTOR_LIST_BEGIN): Likewise.
4430 (DTOR_LIST_END): Likewise.
4431 (SET_ASM_OP): Defined it to ".dummy".
4432 (ASM_OUTPUT_DEF): Defined.
4433 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
4435 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
4437 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
4438 assembler supports .p2align.
4440 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
4442 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
4444 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4446 * integrate.c (expand_inline_function): Check for error_mark_node
4449 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4451 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
4454 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
4456 * configure.in (configargs.h): Define thread_model.
4457 * configure: Rebuilt.
4458 * gcc.c (main): Print it with -v.
4460 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
4462 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
4463 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
4464 * gcc.1: Regenerate.
4466 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4468 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
4469 is_redundant_typedef): Use static inline instead of inline static.
4471 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
4473 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
4474 this directory is always searched.
4476 2001-04-25 Richard Henderson <rth@redhat.com>
4478 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
4479 of registers to restore along non eh_return path.
4481 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4483 * c-format.c (check_format_info_recurse): Handle
4484 PLUS_EXPR for format string.
4486 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4488 * config/ia64/ia64.h (CC1_SPEC): Define.
4489 * config/ia64/linux.h (CC1_SPEC): Define.
4491 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
4493 * emit-rtl.c (constant_subword): Also do sign extension in
4494 BITS_PER_WORD == 16 case.
4496 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
4498 * loop.c (try_swap_copy_prop): Go back to checking insn.
4500 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4502 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
4503 if check_mode is non-zero.
4505 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4507 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
4508 out and comparison sequence has been detected, put result into
4509 proper temporary pseudo.
4511 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4513 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
4514 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
4515 * libgcc2.c: Remove __dummy and __builtin_saveregs.
4516 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
4517 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
4518 for future reference.
4520 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
4522 * except.c (reachable_handlers): Step out one level from a RESX.
4524 * except.c (struct eh_region): Rename 'last' to 'resume'.
4525 (mark_eh_region, duplicate_eh_region_1): Adjust.
4526 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
4527 (build_post_landing_pads): Likewise.
4528 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
4529 (expand_eh_region_end_must_not_throw): Likewise.
4530 (connect_post_landing_pads): Thread (only) regions with non-deleted
4533 * except.c (expand_eh_region_end_cleanup): Save the EH return data
4534 registers around the cleanup.
4535 (get_exception_filter): New fn.
4536 (finish_eh_generation): Use it.
4538 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
4540 * c-semantics.c (add_scope_stmt): Don't call
4541 current_scope_stmt_stack multiple times.
4543 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4544 Nathan Sidwell <nathan@codesourcery.com>
4546 Lazy __FUNCTION__ generation.
4547 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
4548 RID_C99_FUNCTION_NAME): New _RIDs.
4549 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
4550 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
4551 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
4553 (function_id_node, pretty_function_id_node, func_id_node): Remove.
4554 (c99_function_name_decl_node, function_name_decl_node,
4555 pretty_function_name_decl_node, saved_function_name_decls):
4557 (struct language_function): Remove x_function_name_declared_p.
4558 (make_fname_decl): Remove a parameter.
4559 (declare_function_names): Remove prototype.
4560 (start_fname_decls, finish_fname_decls): Prototype.
4561 (fname_as_string): Likewise.
4562 (fname_string, fname_decl): Likewise.
4563 * c-common.c (make_fname_decl): Adjust.
4564 (struct fname_var_t): New struct.
4565 (fname_vars): New static array.
4566 (declare_function_name): Remove.
4567 (start_fname_decls, finish_fname_decls): New functions.
4568 (fname_as_string): New function from remnants of
4569 declare_function_name.
4570 (fname_string, fname_decl): New functions.
4572 * c-decl.c (c_function_name_declared_p): Remove.
4573 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
4574 don't call declare_function_name. Call start_fname_decls.
4575 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
4576 clobber the line number. Call finish_decl.
4577 (start_function): Call start_fname_decls.
4578 (finish_function): Call finish_fname_decls.
4579 Remove c_function_name_declared_p.
4580 (push_c_function_context): Don't push c_function_name_declared_p.
4581 (pop_c_function_context): Don't pop c_function_name_declared_p.
4582 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
4583 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
4584 (program): Call finish_fname_decls for C.
4585 (primary): Add VAR_FUNC_NAME.
4586 (reswords): Add slots for __FUNCTION__ et al.
4587 (rid_to_yy): Add mappings for __FUNCTION__ et al.
4588 (yylexname): If it's a STRING_FUNC_NAME generate the function name
4589 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
4590 * c-semantics.c (prune_unused_decls): Remove.
4591 (finish_stmt_tree): Don't call prune_unused_decls.
4592 (genrtl_decl_stmt): Don't prune unused decls here.
4594 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
4596 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
4597 constant pool, use the pool's SYMBOL_REF instead.
4599 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
4602 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
4604 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
4605 passing nested NOP_EXPRs to fold.
4607 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
4609 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
4611 2001-04-22 Mark Mitchell <mark@codesourcery.com>
4613 * loop.c (loop_delete_insns): Add prototype.
4615 2001-04-23 Phil Edwards <pme@sources.redhat.com>
4617 * configure.in: Remove ENABLE_STD_NAMESPACE.
4618 * config.in: Regenerated.
4619 * configure: Regenerated.
4621 2001-04-22 Stan Shebs <shebs@apple.com>
4623 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
4625 * config/rs6000/xm-darwin.h: Remove file.
4627 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4629 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
4630 (write_c_file_stat): Likewise.
4632 * dbxout.c (dbxout_init): Likewise.
4634 * profile.c (output_func_start_profiler): Likewise.
4636 2001-04-22 Philipp Thomas <pthomas@suse.de>
4638 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
4639 require it instead of the CVS version.
4640 * cpperror.c (v_message): Put a blank before the macro
4641 body to not confuse exgettext.
4643 2001-04-21 Mark Mitchell <mark@codesourcery.com>
4645 * flow.c (proagate_one_insn): Remove useless assignment.
4646 * jump.c (delete_insn): Tidy.
4647 * loop.c (try_copy_prop): When deleting an instruction with a
4648 REG_RETVAL note, delete the entire libcall sequence.
4649 (loop_delete_insns): New function.
4650 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
4651 we're not substituting into them yet.
4653 2001-04-21 Kazu Hirata <kazu@hxi.com>
4655 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
4657 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
4659 * config/i960/i960.c (signed_arith_operand): Likewise.
4661 * calls.c (expand_call): Fix a comment typo.
4663 2001-04-20 Zack Weinberg <zackw@stanford.edu>
4665 * configure.in: Probe for times, clock, struct tms, and clock_t.
4666 * configure, config.in: Regenerate.
4667 * timevar.c: Replace ifdef forest in get_time with (relatively)
4668 straightforward series of checks based on autoconf's probes.
4670 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
4672 * config/pa/som.h (NM_FLAGS): Define.
4674 2001-04-20 Bernd Schmidt <bernds@redhat.com>
4676 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
4678 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
4679 * ia64.c (nop_cycles_until): New function.
4680 (prev_cycle, prev_first, last_issued): New static variables.
4681 (ia64_sched_reorder): Additional arg for clock.
4682 On final scheduling pass, emit extra NOPs as needed.
4683 Set prev_first and prev_cycle.
4684 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
4685 (ia64_variable_issue): Set last_issued.
4687 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
4689 * config/i386/i386.c (ix86_expand_int_movcc,
4690 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
4692 2001-04-20 Geoff Keating <geoffk@redhat.com>
4694 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
4695 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
4696 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
4697 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
4698 ctrdi_internal6): In the short-branch case, this insn is only 4
4699 bytes long. Reported by Reza Yazdani <reza@apple.com>.
4701 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4703 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
4704 "=u" is used together with "st" resp. "st(1)" clobber.
4706 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4708 * gcse.c (gcse_main): Fix comment typo.
4709 (delete_null_pointer_check): Likewise.
4710 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
4711 * cse.c (cse_insn): Likewise.
4712 * function.c (fixup_var_refs_insns_with_hash): The sequence is
4715 2001-04-19 Zack Weinberg <zackw@stanford.edu>
4717 * toplev.c: Excise all code for the undocumented -dm option.
4718 (float_signal): Call signal just once, unconditionally.
4720 2001-04-19 Geoff Keating <geoffk@redhat.com>
4722 * fold-const.c (fold): Use first_rtl_op rather than
4723 TREE_CODE_LENGTH when looping over parameters of a tree.
4724 Correct strange grouping in test for evaluated SAVE_EXPR.
4726 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
4728 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
4729 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
4731 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
4732 name at 32 total characters.
4733 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
4734 functions in named sections -- data items can still go into unique
4735 sections, but they have normal names (ie $LIT$ and $DATA$).
4737 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
4740 2001-04-19 DJ Delorie <dj@redhat.com>
4742 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4743 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
4744 * config/i386/cygwin.h: Likewise.
4745 * config/i386/mingw32.h: Likewise.
4746 * config/vax/vms.h: Likewise.
4747 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
4749 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4750 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
4751 * config/i386/xm-cygwin.h: Likewise.
4752 * config/i386/xm-djgpp.h: Likewise.
4753 * config/i386/xm-mingw32.h: Likewise.
4754 * config/vax/xm-vms.h: Likewise.
4756 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
4757 instead of OBJECT_SUFFIX.
4758 * collect2.c (find_a_file): Look for files matching the extension
4759 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
4760 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
4761 TARGET_EXECUTABLE_SUFFIX.
4762 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
4763 (make_relative_prefix): Likewise.
4764 (convert_filename): Use TARGET_ suffixes throughout. Remove
4766 (process_command): Likewise.
4767 (do_spec_1): Likewise.
4768 * java/lang.c (init_parse): Likewise.
4770 * gcc.texi : Document four new options matching the pattern
4771 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
4772 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
4773 documentation for NO_AUTO_EXE_SUFFIX.
4775 2001-04-19 Mark Mitchell <mark@codesourcery.com>
4777 * toplev.h (struct lang_hooks): Allow decode_option to indicate
4778 that language-independent processing should not be done.
4779 * toplev.c (main): Adjust accordingly.
4781 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
4782 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
4784 * mips.md (reload_outputdi): Require that operand0 be a
4787 2001-04-19 Jakub Jelinek <jakub@redhat.com>
4789 * invoke.texi (-Wshadow): Clarify.
4791 2001-04-18 Mark Mitchell <mark@codesourcery.com>
4793 * loop.c (load_mems): Examine all the instructions in the loop
4794 before concluding that all jumps branch to the first instruction
4797 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
4799 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
4801 2001-04-18 Jakub Jelinek <jakub@redhat.com>
4803 * cpp.texi (-Wwhite-space): Remove.
4804 (-Wall): -Wall does not imply -Wwhite-space.
4806 2001-04-17 Zack Weinberg <zackw@stanford.edu>
4808 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
4809 use it instead of blindly generating a .stabs.
4810 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
4812 * xcoffout.c: Don't bother defining default for N_CATCH.
4813 (UNKNOWN_STAB): Use internal_error.
4814 (stab_to_sclass): Remove now-unnecessary aborts.
4815 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
4817 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
4819 * jump.c (mark_all_labels): Canonicalize the tail recursion
4820 label attached to CALL_PLACEHOLDER insns.
4822 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4824 * output.h (dump_flow_info, free_basic_block_vars,
4825 which_alternative): Delete redundant prototypes.
4827 * rtl.h (bss_section): Likewise.
4829 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
4831 * dbxout.c (N_OPT): Define if not available from <stab.h>
4833 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4835 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
4836 libraries and native K&R compilers.
4838 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4840 * c-typeck.c (convert_arguments): Don't check for width changes
4843 * invoke.texi (-Wtraditional): Update documentation.
4845 2001-04-16 Zack Weinberg <zackw@stanford.edu>
4847 * toplev.c (output_lang_identify): Delete.
4848 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
4849 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
4850 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
4851 after calling ASM_FILE_END.
4853 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
4854 Instead, unconditionally emit an N_OPT stab with string equal
4855 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
4857 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
4859 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
4860 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
4861 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
4862 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
4863 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
4864 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
4865 config/i370/i370.h, config/i386/beos-elf.h,
4866 config/i386/osf1elf.h, config/i386/osfrose.h,
4867 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
4868 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
4869 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
4870 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
4871 config/mips/iris6.h, config/mips/osfrose.h,
4872 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
4873 config/sparc/sp64-elf.h:
4874 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
4875 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
4877 * config/elfos.h, config/freebsd.h, config/linux.h,
4878 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
4879 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
4880 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
4881 of ASM_FILE_START which merely emit a .version directive. Delete
4882 definitions of ASM_FILE_END which merely emit an .ident directive.
4884 * config/avr/avr.h, config/vax/vax.h: Delete definition of
4885 ASM_IDENTIFY_GCC and move part of its logic into
4888 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
4889 config/sparc/linux-aout.h: Don't emit .version directive in
4892 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
4893 (output_file_start): Correct comment.
4895 * config/i386/osfrose.h: Don't emit trailing .ident directive.
4896 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
4898 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
4899 * config/rs6000/aix.h: Correct comment.
4901 * config/i386/i386afe.h: Delete.
4902 * config.gcc: Remove references to i386afe.h.
4904 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
4905 other macros deleted by this patch were undocumented.
4907 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
4909 * pa.md (reload_outdi): Operand 0 must be a non hard register.
4911 * pa.c (secondary_reload_class): SAR<->FP copies require a
4914 * install.texi (mips-mips-bsd): Update list of functions
4915 required to include memmove.
4916 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
4917 used functions to include memmove.
4919 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
4921 * i386.md (sqrtdf2): SFmode should be DFmode.
4923 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
4925 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
4926 (find_moveable_store): Likewise.
4928 2001-04-15 Jim Wilson <wilson@redhat.com>
4930 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
4932 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
4934 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
4935 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
4937 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4939 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
4942 2001-04-14 Alan Modra <amodra@one.net.au>
4944 * pa.c (force_mode): New function.
4945 (emit_move_sequence): Use it instead of generating new rtx_REGs.
4947 2001-04-13 Jim Wilson <wilson@redhat.com>
4949 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
4950 (first_instruction): New static variable.
4951 (rtx_needs_barrier): Return 1 for alloc.
4952 (init_insn_group_barriers): Set first_instruction.
4953 (rws_sum): Delete duplicate definition.
4954 (group_barrier_needed_p): Return 0 when first_instruction true.
4955 (safe_group_barrier_needed_p): Save and restore first_instruction
4956 around group_barrier_needed_p call.
4958 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
4960 * expr.h (enum libfunc_index): Add LTI_memmove.
4961 (memmove_libfunc): Define macro.
4962 * optabs.c (init_optabs): Initialize memmove_libfunc.
4963 * expr.c (expand_assignment): Use memmove_libfunc instead of
4966 2001-04-13 Alan Modra <alan@linuxcare.com.au>
4968 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
4971 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4973 * Makefile.in (reg-stack.o): Depend on reload.h.
4974 (insn-attrtab.o): Depend on flags.h.
4976 * genattrtab (main): Include flags.h in insn-attrtab.c.
4978 * reg-stack.c: Include reload.h.
4980 * sparc.h (flag_pic): Delete redundant declaration.
4982 * output.h (flag_pic): Likewise.
4984 * tree.h (pedantic): Likewise.
4986 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4988 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
4990 * jump.c, regmove.c, toplev.c: Include reload.h.
4992 * reload.h (reload_cse_regs): Declare.
4994 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
4995 reload_cse_regs, init_reload, mark_home_live, reload,
4996 init_caller_save): Delete redundant prototypes.
4998 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5000 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
5002 * regclass.c, ssa.c: Include expr.h.
5004 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
5005 gen_move_insn): Delete redundant declarations.
5007 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5009 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
5010 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
5011 MAKEINFO and MAKEINFOFLAGS too.
5012 (stage4_build): Correctly order -B flags.
5014 2001-04-13 Alan Modra <amodra@one.net.au>
5016 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
5017 PIC_OFFSET_TABLE_SAVE_RTX.
5018 (zdepi_cint_p): Describe zdepi insn.
5019 Formatting and white space fixes throughout file.
5021 * pa.c (uint32_operand): Don't use long constant >= 2^32.
5022 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
5023 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
5024 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
5025 (output_64bit_and): Use plain `int's for shift counts.
5026 (output_64bit_ior): Likewise.
5027 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
5028 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
5031 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
5032 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
5033 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
5034 NEW_HP_ASSEMBLER into one. Kill warnings.
5036 * pa-gas.h: Delete file.
5037 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
5038 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
5039 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
5040 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
5042 * config/pa/mill32.S: New file.
5043 * config/pa/mill64.S: New file.
5044 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
5045 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
5046 * config/pa/t-linux64: New file.
5047 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
5048 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
5049 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
5051 * elfos.h (SELECT_SECTION): Undef before defining.
5052 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
5053 (LIB_SPEC): Remove -lmilli.
5054 (DBX_REGISTER_NUMBER): Remove.
5055 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
5056 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
5057 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
5058 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
5059 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
5060 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
5061 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
5062 TARGET_GAS): Define.
5063 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
5064 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
5065 regs if we don't have a prototype.
5066 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
5067 * pa.h (TARGET_ELF32): Default to 0 if undefined.
5068 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
5069 EH_RETURN_HANDLER_RTX): Define.
5070 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
5071 (DWARF_FRAME_REGNUM): Define.
5072 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
5073 * pa32-linux.h: New file.
5074 * pa64-linux.h: New file.
5076 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5077 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
5078 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
5079 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
5080 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
5081 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
5082 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5083 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
5084 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
5085 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
5086 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5087 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
5088 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
5089 * pa64-hpux.h: New file.
5090 (ASM_FILE_START): Correct typo.
5091 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
5092 * config.gcc: Modify for above.
5094 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
5096 * jump.c (jump_optimize_1): Don't delete dead stores here.
5097 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
5098 prior to running jump optimize before cse2.
5100 2001-04-12 Richard Henderson <rth@redhat.com>
5102 * Makefile.in (regmove.o): Depend on except.h.
5103 * regmove.c: Include it.
5105 2001-04-12 Stan Shebs <shebs@apple.com>
5107 * objc/objc-act.c: Remove all code ifdefed with the never-used
5108 macro OBJC_INT_SELECTORS.
5109 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
5110 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
5112 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
5114 * config/pa/quadlib.c: Add prototypes.
5116 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5118 * bitmap.h (debug_bitmap): Delete redundant prototype.
5120 * rtl.h (get_frame_size): Likewise.
5122 2001-04-12 Jim Wilson <wilson@redhat.com>
5124 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
5125 to just emit an fnorm.
5127 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5129 * c-common.h (truthvalue_conversion, type_for_mode,
5130 type_for_size): Delete redundant declarations.
5132 * c-lex.h (is_class_name): Likewise.
5134 * c-tree.h (pedantic, convert, getdecls, gettags,
5135 global_bindings_p, init_decl_processing, insert_block,
5136 maybe_build_cleanup, poplevel, print_lang_decl,
5137 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
5138 set_block, incomplete_type_error, build_function_call,
5139 lvalue_or_else, mark_addressable): Likewise.
5141 * expr.h (expand_tree_builtin): Likewise.
5143 2001-04-12 Mark Mitchell <mark@codesourcery.com>
5145 * invoke.texi: Document --param max-gcse-memory.
5147 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5149 * configure.in (errno): Check for declaration.
5150 * configure, config.in: Regenerated.
5152 * system.h (errno): Only declare if not already done.
5154 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5156 * recog.c (general_operand, immediate_operand,
5157 nonmemory_operand): Require CONST_INTs to be sign-extended
5158 values for their modes.
5160 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5162 * expmed.c (store_bit_field): Truncate CONST_INTs.
5163 (expand_mult_highpart, expand_divmod): Likewise.
5164 * expr.c (convert_modes, store_field): Likewise.
5165 * integrate.c (expand_inline_function): Use promote_mode() to
5166 determine whether to convert_modes() an argument as signed
5168 * optabs.c (expand_binop): Get CONST_INT operands
5169 sign-extended for their appropriate modes.
5170 * stmt.c (emit_case_nodes): Convert node values to the
5172 (expand_end_case): Convert minval and range to the appropriate
5174 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
5175 the iteration variable.
5176 * varasm.c (immed_double_const): Don't require words to be
5177 narrower than host wide ints to properly sign-extend
5180 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
5182 * sh.md (builtin_setjmp_receiver): New expander.
5184 2001-04-12 David Edelsohn <dje@watson.ibm.com>
5186 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
5187 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
5188 for generating CONST_INT and CONST_DOUBLE.
5190 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5192 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5193 already sign-extended.
5194 (rs6000_emit_prologue): Make register iterator signed.
5195 (rs6000_emit_epilogue): Likewise.
5196 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
5198 (movsf split, movdf split): Sign-extend CONST_INTs.
5199 (movdi splits): Likewise.
5201 2001-04-12 Kelley Cook <kelley.cook@home.com>
5203 * config-lang.in (lang_dirs): Add in zlib.
5205 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
5207 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
5208 operands that make it to RTL.
5210 2001-04-11 Stan Shebs <shebs@apple.com>
5212 Add Darwin (Mac OS X kernel) native support.
5213 * config.gcc (powerpc-*-darwin*): Add native bits.
5214 * config/darwin.c: New file, generic Darwin support functions.
5215 * config/darwin.h: New file, generic Darwin definitions.
5216 * config/darwin-protos.h: New file, generic Darwin prototypes.
5217 * rs6000/darwin.h: New file, Darwin for PowerPC.
5218 * rs6000/t-darwin: New file, Darwin makefile fragment.
5219 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
5220 (TARGET_MACHO): Ditto.
5221 (rs6000_abi): Add ABI_DARWIN.
5222 (RS6000_REG_SAVE): Add ABI_DARWIN case.
5223 (RS6000_SAVE_AREA): Ditto.
5224 (FP_ARG_MAX_REG): Ditto.
5225 (RETURN_ADDRESS_OFFSET): Ditto.
5226 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
5228 (rs6000_emit_move): Add ABI_DARWIN cases.
5229 (print_operand): Ditto.
5230 (first_reg_to_save): Ditto.
5231 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
5232 (debug_stack_info): Ditto.
5233 (rs6000_emit_prologue): Ditto.
5234 (rs6000_emit_epilogue): Ditto.
5235 (output_profiler_hook): Ditto.
5236 (output_function_profiler): Ditto.
5237 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
5238 (output_mi_thunk): Add TARGET_MACHO case.
5239 (add_compiler_stub): Ditto.
5240 (output_compiler_stub): Ditto.
5241 (no_previous_def): Ditto.
5242 (output_call): Ditto.
5243 (machopic_output_stub): Ditto.
5244 (rs6000_machopic_legitimize_pic_address): Ditto.
5245 (toc_section): Ditto.
5246 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
5247 (macho_high): Ditto.
5250 (load_macho_picbase): Ditto.
5251 (call): Add TARGET_MACHO case to modify function.
5252 (call_value): Ditto.
5253 (call_nonlocal_sysv): Add ABI_DARWIN case.
5254 (call_value_nonlocal_sysv): Ditto.
5255 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
5257 (machopic_output_stub): Ditto.
5258 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
5260 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5262 * dwarf2out.c (modified_type_die): Don't create new types here.
5263 * tree.h (get_qualified_type): New function.
5264 (build_qualified_type): Adjust comment.
5265 * tree.c (get_qualified_type): New function.
5266 (build_qualified_type): Use it.
5268 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5270 * cpp.texi (-Wtraditional): Update description.
5272 * invoke.texi (-Wtraditional): Likewise.
5274 2001-04-11 Jim Wilson <wilson@redhat.com>
5276 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
5277 requires more than 64 bits of alignment.
5279 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
5281 * cpplib.c (do_line): Sanity check iff enable checking.
5283 2001-04-11 Richard Henderson <rth@redhat.com>
5285 * Makefile.in (insn-recog.o): Depend on toplev.h.
5286 (insn-emit.o, doloop.o): Likewise.
5287 * genrecog.c, genemit.c: Include toplev.h in generated file.
5288 * doloop.c: Include toplev.h.
5290 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5292 * Makefile.in (gcse.o): Depend on params.h.
5293 * gcse.c: Include params.h.
5294 (gcse_main): Don't do GCSE if doing so will take inordinate
5296 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
5297 * params.h (MAX_GCSE_MEMORY): New macro.
5299 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5301 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
5303 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
5305 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5307 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
5309 * real.h (ereal_atof, real_value_truncate, target_isnan,
5310 target_isinf, target_negative, assemble_real, debug_real): Delete
5311 redundant prototypes.
5313 * Makefile.in (ifcvt.o): Depend on toplev.h.
5315 * c-semantics.c: Include expr.h.
5317 * ifcvt.c: Include toplev.h.
5319 * expr.h (rtx_equal_p): Delete prototype.
5321 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
5322 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
5323 eliminate_constant_term, expand_complex_abs, find_single_use,
5324 make_tree, init_expr_once, init_optabs, supports_one_only):
5327 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
5328 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
5329 expand_assignment, store_expr, emit_line_note_after,
5330 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
5332 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
5334 * sparc-protos.h: Delete redundant prototypes.
5336 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5338 * reload.c (push_reload): Add condition missed in SUBREG byte
5341 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5343 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
5345 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5347 * i386.md (floatsisf_sse): Fix output template
5348 * i386.c (ix86_expand_fp_movcc)
5350 * reg-stack.c (emit_pop_insn): Handle complex modes.
5351 (move_for_stack_reg): Emit proper move mode.
5352 (subst_stack_regs_pat): Handle complex modes.
5354 2001-04-11 Jakub Jelinek <jakub@redhat.com>
5356 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
5358 2001-04-10 Richard Henderson <rth@redhat.com>
5360 * libgcc2.h (__terminate_func_ptr): Remove typedef.
5361 (__pure_virtual, __terminate, __terminate_set_func,
5362 __default_terminate, __throw_type_match, __empty,
5363 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
5364 __eh_rtime_match, __unwinding_cleanup, __rethrow,
5365 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
5366 Remove prototypes of deleted functions.
5368 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5370 * c-typeck.c (convert_arguments): -Wtraditional now activates
5371 -Wconversion warnings, except for changes in signed-ness.
5372 Detect complex<->int & int<->complex conversions as well.
5374 * invoke.texi (-Wtraditional): Document it.
5376 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5378 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
5379 * flow.c (set_block_for_new_insns): Remove needless cast and
5380 properly check for unset block number.
5382 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
5384 * function.c (purge_single_hard_subreg_set): Only check REGNO if
5385 the subreg was a hard register. Pseudos are left as subregs.
5387 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5389 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
5390 (LIB2ADD_ST): New macro, pass it to mklibgcc.
5391 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
5392 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
5393 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
5395 2001-04-09 Bo Thorsen <bo@suse.co.uk>
5397 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
5399 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5401 * output.h (set_block_num): Missed it earlier, remove deprecated
5404 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5406 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
5407 (load_killed_in_block_p): Change bb parameter from int to basic_block.
5408 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
5409 (handle_rd_kill_set): Change bb parameter from int to basic_block.
5410 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
5411 (expr_killed_p): Change bb parameter from int to basic_block, pass
5412 basic_blocks instead of ints as parameters.
5413 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
5414 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
5415 from int to basic_block, pass basic_blocks instead of ints as parms.
5416 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
5417 parameter from int to basic_block, pass basic_blocks instead of ints.
5418 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
5419 (insert_insn_end_bb): Change bb parameter from int to basic_block,
5420 pass basic_blocks instead of ints.
5421 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
5422 basic_blocks instead of ints as parameters.
5423 (pre_delete): Pass basic_blocks instead of ints as parameters.
5424 (hoist_expr_reaches_here_p): Change bb parameter from int to
5425 basic_block, pass basic_blocks instead of ints.
5426 (hoist_code): Pass basic_blocks instead of ints as parameters.
5427 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
5428 Change bb parameter from int to basic_block.
5429 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
5430 (insert_insn_start_bb): Change bb parameter from int to basic_block,
5431 pass basic_blocks instead of ints.
5432 (insert_store): Pass basic_blocks instead of ints as parameters.
5433 (replace_store_insn, delete_store): Change bb parameter from int to
5434 basic_block, pass basic_blocks instead of ints.
5435 (store_motion): Pass basic_blocks instead of ints as parameters.
5437 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5439 * basic-block.h (set_new_block_for_insns): New Prototype.
5440 (set_block_num): Delete prototype.
5441 * flow.c (set_block_num): Remove obsolete function.
5442 (set_block_for_new_insns): Set BB for single or multiple insns.
5443 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
5444 (process_insn_end_bb): Use set_block_for_new_insns or
5445 set_block_for_insn instead of set_block_num.
5446 (pre_insert_copy_insn): Use set_block_for_new_insns.
5447 (update_ld_motion_stores): Use set_block_for_new_insns.
5448 (insert_insn_start_bb): Use set_block_for_new_insns.
5449 (replace_store_insn): Use set_block_for_new_insns.
5451 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5452 Jeff Law <law@redhat.com>
5454 * alias.c (get_addr): Externalize.
5455 (canon_true_dependence): New function. Behaves like true_dependance
5456 except it already assumes a MEM has been canonicalized.
5457 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
5458 * gcse.c (struct ls_expr): Add load/store expressions structure.
5459 (modify_mem_list, canon_modify_mem_list): New variable.
5460 (gcse_main): Initialize & finalize alias analysis. Use enhanced
5461 load motion and store motion if requested.
5462 (alloc_gcse_mem): Allocate space for modify_mem_list array.
5463 (free_gcse_mem): Free the modify_mem_list array.
5464 (oprs_unchanged_p): Use load_killed_in_block_p.
5465 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
5466 (mems_conflict_for_gcse_p): New function. Don't kill loads
5467 with stores to themselves if its in the load/store expression list.
5468 (load_killed_in_block_p): New function.
5469 (canon_list_insert): New Function.
5470 (record_last_mem_set_info): Keep a list of all instructions which
5471 can modify memory for each basic block.
5472 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
5473 (oprs_not_set_p): Use load_killed_in_block_p.
5474 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
5475 (expr_killed_p): Use load_killed_in_block_p.
5476 (compute_transp): Do not pessimize memory references.
5477 (pre_edge_insert): Update stores for a load motion expression.
5478 (one_pre_gcse_pass): Check loads/stores for extra load motion.
5479 (ldst_entry): Find or create a ldst_expr structure.
5480 (free_ldst_entry): Free memory for an individual item.
5481 (free_ldst_mems): Free entire load/store expression list.
5482 (print_ldst_list): Print debug info.
5483 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
5484 (enumerate_ldsts): Assign integer values to each entry in list.
5485 (first_ls_expr): First expression in the list.
5486 (next_ls_expr): Next expression in the list.
5487 (simple_mem): Check if expression qualifies for ld/st expression list.
5488 (invalidate_any_buried_refs): Remove from expression list if its
5489 used in some other way we dont understand.
5490 (compute_ld_motion_mems): Find all potential enhanced load motion
5492 (trim_ld_motion_mems): Remove any expressions which are invalid.
5493 (update_ld_motion_stores): Copy store values to registers for loads
5494 which have been moved.
5495 (regvec, st_antloc, num_store): New global statics.
5496 (reg_set_info): Marks registers as set.
5497 (store_ops_ok): Verfies registers expressions are valid in a block.
5498 (find_moveable_store): Look for moveable stores in a pattern.
5499 (compute_store_table): Find stores in a function worth moving, maybe.
5500 (load_kills_store): Check dependance of a load and store.
5501 (find_loads): Find any loads in a pattern.
5502 (store_killed_in_insn): Check if a store is killed in an insn.
5503 (store_killed_after): Check is store killed after an insn in a block.
5504 (store_killed_before): Check is store killed before an insn in a block.
5505 (build_store_vectors): Generate the antic and avail vectors.
5506 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
5507 (insert_store): Add a store to an edge.
5508 (replace_store_insn): Replace a store with a SET insn.
5509 (delete_store): Delete a store insn.
5510 (free_store_memory): Free memory.
5511 (store_motion): Perform store motion.
5512 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
5513 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
5514 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
5515 (f_options): Add gcse-lm and gcse-sm.
5517 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
5519 * i386.c (expand_fp_movcc): Fix condition reversal code.
5521 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
5522 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
5523 (CLASS_MAX_NREGS): Use it.
5525 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
5526 handle properly complex values.
5527 (CLASS_MAX_NREGS): Likewise; update comment.
5529 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5531 * ia64.c (ia64_flag_schedule_insns2): New variable.
5532 (ia64_override_options): Initialize it. Clear
5533 flag_schedule_insns_after_reload.
5534 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
5536 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5538 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
5539 Do not require source to match destination anymore;
5540 Add abort to the nontrivial cases that should be handled by split.
5541 (fix_trunc?fdi): Add SSE case for x86_64.
5542 (floatdi?f): Likewise.
5543 (floatdi?f_sse): New.
5544 (fix_trunc?fdi_sse): New.
5546 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
5548 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
5549 (DEBUG_ARANGES_END_LABEL): Ditto.
5550 (dwarfout_init): Generate length and version fields at the start
5551 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
5552 after the length field.
5553 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
5554 the .debug_aranges info.
5556 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5558 * i386.c (call, call_value): Make sure that resulting call_insn
5559 does have proper second operand.
5561 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
5563 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
5564 function. Remove include of sys/cygwin.h.
5566 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
5568 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
5569 (CPP_SPEC): Always search */include/w32api for header files.
5570 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
5571 (LINK_SPEC): Add "cyg" to the library search prefixes.
5573 2001-04-08 Philip Blundell <philb@gnu.org>
5575 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
5577 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
5579 * cpperror.c (print_location): Don't special case <stdin>.
5580 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
5581 WARNING, but we don't check if we're in system headers.
5582 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
5583 * cpplib.c (do_warning): Warn in system headers.
5585 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
5587 * mbchar.c: Include config.h first.
5589 2001-04-07 Zack Weinberg <zackw@stanford.edu>
5591 * config.gcc: Set default for xmake_file at top, not bottom.
5592 Change places that set xmake_file to "none" to set to the
5593 empty string instead, or remove them entirely if there is no
5594 default xmake_file for this cpu_type. Remove references to
5597 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
5598 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
5599 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
5600 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
5601 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
5602 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
5603 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
5604 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
5605 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
5606 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
5609 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
5610 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
5611 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
5612 config/mips/x-sysv, config/rs6000/x-aix31:
5613 Just set CLIB to -lld or -lmld, as appropriate.
5615 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
5616 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
5617 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
5618 config/mips/x-iris, config/pa/x-pa:
5619 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
5620 OTHER_FIXINCLUDES_DIRS.
5622 * config/i386/x-djgpp: Don't set LN or LN_S.
5623 * config/m88k/x-dolph: Don't define __m88k__.
5624 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
5625 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
5626 * config/i860/fx2800.h: No need to #undef SVR4.
5628 38 x-host fragments remain, 2 x-cpu.
5630 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5632 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
5634 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5636 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
5638 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5640 * configure.in: Add check for lstat.
5641 * configure, config.in: Regenerate.
5642 * cppinit.c (append_include_chain): Make empty path ".".
5643 * cpplib.c (do_line): Don't simplify #line paths.
5644 * cppfiles.c (remove_component_p): New function.
5645 (find_or_create_entry): Acknowledge stat () errors during
5646 path simplification.
5647 (handle_missing_header): Don't simplify paths.
5648 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
5649 the empty path untouched. Don't leave a trailing '/'.
5651 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
5653 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5654 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5656 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5658 * cppfiles.c (open_file): Fail directories silently, but
5659 with an errno of NOENT set.
5660 (read_include_file): Move the common exit code to the sole
5661 caller. Return an int indicating success or failure. Let
5662 open_file handle directories.
5663 (stack_include_file): If read_include_file fails,
5664 push a "null" buffer.
5666 2001-04-05 DJ Delorie <dj@redhat.com>
5668 * function.h (virtuals_instantiated): Declare.
5669 * function.c: (virtuals_instantiated): Make global.
5670 * calls.c (emit_library_call_value_1): Use
5671 virtual_outgoing_args_rtx only if it hasn't been instantiated.
5672 Otherwise, use the stack pointer directly.
5674 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5676 * i386.c (x86_initialize_trampoline): New global function.
5677 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
5678 (INITIALIZE_TRAMPOLINE): Move offline.
5679 * i386-protos.h (x86_initialize_trampoline): Declare.
5681 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5683 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
5684 (lea_0): Rename to lea_1.
5685 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
5686 (lea_general_?): Allow SImodes on TARGET_64BIT
5687 (lea_general_?_zext): New patterns.
5688 (call_1, call_1_rex64): Fix.
5690 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5692 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
5694 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5696 * i386.c (function_arg): Return constm1_rtx for last argument.
5697 (ix86_expand_prologue): Update gen_call calls.
5698 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
5699 * i386.md (call_pop): Likewise.
5700 (call): Second operand is VOIDmode.
5701 (call_0): Likewise; Support 64bits.
5702 (call_exp): New expander.
5703 (call_1): Get to the sync.
5704 (call_1_exp): New pattern.
5705 (call_value): Support 64bit.
5706 (call_value_exp): New pattern.
5707 (untyped_call): Update gen_call call.
5708 (call_value_pop): Disable for 64bit.
5709 (call_value_0_rex64): New pattern.
5710 (call_value_1_rex64): Likewise.
5712 2001-04-05 Bo Thorsen <bo@suse.de>
5714 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
5716 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
5718 * i386.md (*andsi_1+3): If used after reload, make sure the operand
5719 satisfies ANY_QI_REG_P.
5721 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5723 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
5726 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
5729 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5731 * config.gcc: Remove default for xm_file. Clean up local
5732 machine type handling. Remove settings of xm_file to
5733 something that doesn't exist. In the big switch, set xm_file,
5734 don't append to it (the value before the big switch is always
5735 null). Don't force build_xm_file or host_xm_file to have a value.
5736 * configure.in: Remove default for xm_file. Do not special
5737 case $cpu/xm-$cpu.h not existing.
5738 * configure: Regenerate.
5740 2001-04-04 Diego Novillo <dnovillo@redhat.com>
5742 * simplify-rtx.c (simplify_binary_operation): Check for overflow
5743 when folding integer division and modulo operations.
5745 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
5747 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
5748 instead of DWARF2_ADDR_SIZE for EH addresses.
5749 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
5752 2001-04-04 Richard Henderson <rth@redhat.com>
5754 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
5755 * config/ia64/t-glibc (LIB2ADDEH): Disable.
5756 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
5758 2001-04-04 Richard Henderson <rth@redhat.com>
5760 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
5761 * configure: Rebuilt.
5763 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5765 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
5766 push insns to delete to it instead of deleting them.
5767 (delete_null_pointer_checks): Delete insns from delete_list after
5768 all delete_null_pointer_checks_1 passes are done.
5770 2001-04-04 Richard Henderson <rth@redhat.com>
5772 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
5773 * configure: Rebuilt.
5775 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5777 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
5778 * config/romp/xm-romp.h: Delete.
5780 2001-04-04 Bernd Schmidt <bernds@redhat.com>
5782 * sched-deps.c (sched_analyze_insn): Partially revert March 27
5785 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5787 * emit-rtl.c (mark_label_nuses) Increment the label uses for
5788 all labels present in rtx.
5789 (try_split) Call new function for all split insns.
5791 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5793 * recog.c (validate_replace_rtx_1): Instead of aborting just make
5794 sure the change won't be validated.
5796 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
5798 * rtl.h (set_noop_p): Declare.
5799 * flow.c (set_noop_p): Move from here ...
5800 * rtlanal.c (set_noop_p): ... to here and enhance.
5801 * cse.c (delete_trivially_dead_insns): Use it.
5802 * gcse.c (hash_scan_set): Likewise.
5803 * jump.c (delete_noop_moves): Likewise.
5804 * recog.c (split_all_insns): Likewise.
5806 2001-04-04 Alan Modra <alan@linuxcare.com.au>
5808 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
5809 stack pointer via a LO_SUM. Ditto for setting a temp register
5810 used to save to the stack. Set cfa_temp when setting fp, and
5811 allow matches to cfa_temp in addition to cfa_store when saving
5812 regs. Handle POST_INC and LO_SUM register stores. Document the
5813 changes and errors in rule 12 doco.
5815 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
5816 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
5817 (load_reg): Move closer to epilogue code.
5818 (DO_FRAME_NOTES): Define to control the following..
5819 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
5820 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
5822 (hppa_expand_epilogue): Likewise.
5824 2001-04-03 Richard Henderson <rth@redhat.com>
5826 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
5827 * configure: Rebuild.
5829 2001-04-03 Richard Henderson <rth@redhat.com>
5831 * rtl.h (LCT_THROW): New.
5832 * calls.c (emit_library_call_value_1): Handle it.
5833 * except.c (connect_post_landing_pads): Use it.
5835 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5837 * gansidecl.h: Delete file.
5838 * configure.in: Change all refs to gansidecl.h to use
5839 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
5841 * configure: Regenerate.
5843 * Makefile.in (intl.o): Don't depend on gansidecl.h.
5844 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
5845 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
5846 Don't include gansidecl.h.
5847 * intl.c, main.c, version.c, fixinc/fixlib.h,
5848 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
5851 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5853 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
5856 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5858 * config/i386/xm-beos.h, config/i386/xm-isc.h,
5859 config/i386/xm-next.h, config/i386/xm-sco.h,
5860 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
5861 config/m88k/xm-m88k.h: Delete.
5863 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
5864 * config/romp/xm-romp.h: Don't define bcopy.
5865 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
5866 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
5868 * config.gcc: Remove references to deleted files.
5870 14 xm-host.h remain, 1 xm-cpu.h.
5872 2001-04-03 Jakub Jelinek <jakub@redhat.com>
5873 David S. Miller <davem@pierdol.cobaltmicro.com>
5874 Andrew MacLeod <amacleod@redhat.com>
5876 Use byte offsets in SUBREGs instead of words.
5878 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
5879 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
5880 to pass new argument.
5881 (add_stored_regs): Use subreg_regno_offset function.
5882 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
5884 (precompute_arguments): Use gen_lowpart_SUBREG.
5885 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
5886 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
5887 (simplify_set): Rework to use SUBREG_BYTE.
5888 (expand_field_assignment): Use SUBREG_BYTE.
5889 (make_extraction): Use SUBREG_BYTE.
5890 (if_then_else_cond): Use SUBREG_BYTE.
5891 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
5892 (gen_lowpart_for_combine): Compute full byte offset.
5893 * cse.c (mention_regs): Use SUBREG_BYTE.
5894 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
5895 (canon_hash): Use SUBREG_BYTE.
5896 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
5897 (gen_lowpart_if_possible): Formatting.
5898 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
5900 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5901 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5902 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5903 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5904 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5905 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5906 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
5907 certain invariants about SUBREGs the compiler creates.
5908 (gen_lowpart_SUBREG): New function.
5909 (subreg_hard_regno): New function to get the final register number.
5910 (gen_lowpart_common): Use SUBREG_BYTE.
5911 (gen_imagpart): Spacing nits.
5912 (subreg_realpart_p): Use SUBREG_BYTE.
5913 (gen_highpart): Use SUBREG_BYTE.
5914 (subreg_lowpart_p): Always compute endian corrected goal offset,
5915 even at the byte level, then compare against that.
5916 (constant_subword): New function, pulled out all constant cases
5917 from operand_subword and changed second argument name to offset.
5918 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
5919 and call constant_subword to do the work. Return const0_rtx if
5920 looking for a word outside of OP.
5921 (operand_subword_force): Change second arg name to offset.
5922 * expmed.c (store_bit_field): Use SUBREG_BYTE.
5923 (store_split_bit_field): Use SUBREG_BYTE.
5924 (extract_bit_field): Use SUBREG_BYTE.
5925 (extract_split_bit_field): Use SUBREG_BYTE.
5926 (expand_shift): Use SUBREG_BYTE.
5927 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
5928 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
5929 * flow.c (set_noop_p): Use SUBREG_BYTE.
5930 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
5931 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
5932 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
5934 (optimize_bit_field): Use SUBREG_BYTE.
5935 (purge_addressof_1): Use SUBREG_BYTE.
5936 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
5937 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
5938 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
5939 * gengenrtl.c (special_rtx): Add SUBREG.
5940 * global.c (mark_reg_store): Use SUBREG_BYTE.
5941 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
5942 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
5943 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
5944 final byte offset is congruent to subreg's mode size.
5945 (subst_constants): Use SUBREG_BYTE.
5946 (mark_stores): Use subreg_regno_offset function.
5947 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
5948 function and SUBREG_BYTE.
5949 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
5950 (reg_is_born): Use subreg_hard_regno.
5951 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
5952 endian correction code. Don't combine subregs unless resulting
5953 offset aligns with type. Fix subreg constant extraction for DImode.
5954 Simplify SUBREG of VOIDmode CONST_DOUBLE.
5955 (general_operand): Remove dead mode_altering_drug code.
5956 (indirect_operand): Use SUBREG_BYTE.
5957 (constrain_operands): Use subreg_regno_offset function.
5958 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
5959 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
5960 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
5961 * regs.h (REG_SIZE): Allow target to override.
5962 (REGMODE_NATURAL_SIZE): New macro which target can override.
5963 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
5964 on the entire subreg rtx.
5965 (push_reload): Use SUBREG_BYTE in comments and code.
5966 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
5967 for hard registers inside subregs.
5968 (operands_match_p): Use subreg_regno_offset.
5969 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
5970 containing hard regs.
5971 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
5972 corrections when fixing up MEM subregs.
5973 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
5974 subreg_regno_offset where appropriate.
5975 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
5976 byte endian corrections when fixing up MEM subregs.
5977 (subst_reloads): When combining two subregs, make sure final
5978 offset is congruent to subreg's mode size.
5979 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
5980 (refers_to_regno_for_reload_p): Use subreg_regno.
5981 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
5982 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
5983 correction code for memory subreg fixups.
5984 (forget_old_reload_1): Use subreg_regno_offset.
5985 (choose_reload_regs): Use subreg_regno.
5986 (emit_input_reload_insns): Use SUBREG_BYTE.
5987 (reload_combine_note_store): Use subreg_regno_offset.
5988 (move2add_note_store): Use subreg_regno_offset.
5989 * resource.c (update_live_status, mark_referenced_resources): Use
5990 subreg_regno function.
5991 (mark_set_resources): Use subreg_regno function.
5992 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
5993 (subreg_regno_offset, subreg_regno): Define prototypes.
5994 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
5995 (gen_lowpart_SUBREG): Add prototype.
5996 * rtl.texi (subreg): Update to reflect new byte offset representation.
5997 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
5998 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
5999 (reg_overlap_mentioned_p): Use subreg_regno.
6000 (replace_regs); Make sure final offset of combined subreg is
6001 congruent to size of subreg's mode.
6002 (subreg_regno_offset): New function.
6003 (subreg_regno): New function.
6004 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
6005 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
6006 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
6007 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
6008 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
6009 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
6010 (a29k_get_reloaded_address): Use SUBREG_BYTE.
6011 (print_operand): Use SUBREG_BYTE.
6012 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
6013 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
6014 (arm_reload_out_hi): Use SUBREG_BYTE.
6015 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
6016 instead of SUBREG_WORD.
6017 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
6018 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
6019 SUBREG creation to use byte offset.
6020 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
6021 inverted load insns): Fix explicit rtl subregs to use byte
6023 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
6024 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
6025 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
6026 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
6027 to use byte offsets.
6028 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
6029 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
6030 offsets, also make sure it is congruent to SUBREG's mode size.
6031 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
6032 unnamed ldob insn): Generate SUBREGs with byte offset.
6033 (zero_extendqihi2): SUBREG's are byte offsets.
6034 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
6035 (m68hc11_gen_highpart): Use SUBREG_BYTE.
6036 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
6037 zero-extendqisi2): Generate SUBREGs with byte offset.
6038 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
6039 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
6040 subregs in rtl to use byte offsets.
6041 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
6042 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
6043 (mips_move_2words): Use subreg_regno_offset.
6044 (mips_secondary_reload_class): Use subreg_regno_offset.
6045 * config/mips/mips.md (DImode plus, minus, move, and logical op
6046 splits): Fixup explicit subregs in rtl to use byte offsets.
6047 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
6048 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
6049 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
6050 rtl to use byte offsets.
6051 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
6052 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
6053 subregs to use byte offsets.
6054 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
6055 Fixup explicit subregs in rtl to use byte offsets.
6056 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
6057 and remove byte endian correction code.
6058 * config/sh/sh.c (output_movedouble): Use subreg_regno.
6059 (gen_ashift_hi): Use SUBREG_BYTE.
6060 (regs_used): Use subreg_regno_offset.
6061 (machine_dependent_reorg): Use subreg_regno_offset.
6062 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
6063 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
6064 (movdf_i4): Subregs are byte offsets now.
6065 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
6066 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
6067 (REGMODE_NATURAL_SIZE): Override.
6068 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
6069 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
6071 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
6072 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
6073 extendqidi2): Generate SUBREGs with byte offsets, also make sure
6074 it is congruent to SUBREG's mode size.
6075 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
6077 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
6078 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
6079 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
6080 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
6081 * config/v850/v850.c (print_operand, output_move_double): Use
6082 subreg_regno function.
6084 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6086 * configure.in (target_subdir): Use target_alias, not target.
6087 * configure: Rebuilt.
6089 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
6091 * config/sh/crti.asm: Fix typos in comments.
6093 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6095 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
6096 TARGET_FAST_INDIRECT_CALLS.
6097 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
6099 (return_addr_rtx): Short circuit export stub matching when
6100 TARGET_NO_SPACE_REGS.
6101 (output_millicode_call): For out of range calls, make -fPIC
6102 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
6103 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
6104 * pa.md: Modify length attr calculation of all millicode insns to
6107 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
6109 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
6110 Require at least 2.11 in the version test. Specifically check
6111 for and reject GAS version 2.10.90.
6112 * configure: regenerate.
6114 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6116 * pa.c (override_options): Remove PIC profiling warning.
6117 (hp_profile_labelno): Delete.
6118 (hp_profile_label_rtx): Delete.
6119 (hp_profile_label_name): Delete.
6120 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
6121 (output_function_prologue): Remove profiling code and all tests on
6122 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
6123 merge_sp_adjust_with_store can work for PIC and profiling.
6124 (hppa_expand_epilogue): Remove profile_flag test.
6125 (hppa_can_use_return_insn_p): Likewise.
6126 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
6127 cater for PROFILE_HOOK.
6128 (hppa_profile_hook): New function.
6129 * pa.h (FUNCTION_PROFILER): Now does nothing.
6130 (PROFILE_HOOK): Define.
6131 (hppa_profile_hook): Declare.
6132 (PROFILE_BEFORE_PROLOGUE): Delete.
6133 (ASM_OUTPUT_REG_PUSH): Delete.
6134 (ASM_OUTPUT_REG_POP): Delete.
6135 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
6136 r24. Accept function name operand, and use this and a locally
6137 generated label to calculate pc-rel offset to func start.
6139 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6141 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
6142 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
6145 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6147 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
6148 LO_SUM cases to where they belong.
6150 2001-04-02 Richard Henderson <rth@redhat.com>
6152 * except.h (lang_eh_type_covers): Mark extern.
6153 (lang_eh_runtime_type): Likewise.
6155 2001-04-02 Zack Weinberg <zackw@stanford.edu>
6157 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
6158 gengenrtl.c: Wrap generated header in multiple-include guard.
6159 Improve error checking.
6161 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6163 * configure.in: Don't check for putenv.
6164 * configure: Regenerate.
6165 * gcc.c (putenv): Don't define.
6166 * vax/xm-vms.h: Handle putenv.
6168 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6170 * ifcvt.c (noce_emit_move_insn): New.
6171 (noce_try_store_flag, noce_try_store_flag_constants,
6172 noce_try_store_flag_inc, noce_try_store_flag_mask,
6173 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
6174 noce_try_abs): Use it.
6175 (noce_process_if_block): Likewise.
6176 For STRICT_LOW_PART, take mode from its SUBREG.
6178 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6180 * fold-const.c (fold): Before optimizing unsigned comparison with
6181 0x7fffffffU, make sure arg0 is integral type.
6183 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
6185 * c-tree.texi: Document representation of wide strings.
6187 2001-04-01 Richard Henderson <rth@redhat.com>
6189 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
6191 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
6193 * i386.md: remove obsoleted comments.
6194 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
6195 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
6196 fix output template.
6198 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
6200 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
6202 2001-03-30 Bernd Schmidt <bernds@redhat.com>
6204 * loop.c (load_mems): When generating a load from a pseudo, update
6207 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6209 * i386.c (ix86_split_long_move): Use change address to compensate
6210 stack pointer change in push instruction.
6212 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6214 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
6215 instead of rtx_equal_p; fix the output template.
6217 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
6219 * i386.c (ix86_expand_setcc): Support 64bit.
6220 (ix86_expand_int_movcc): Likewise.
6221 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
6224 * i386.md (allocate_stack_worker): Turn to expander.
6225 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
6227 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
6229 2001-03-29 Richard Henderson <rth@redhat.com>
6231 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
6233 2001-03-28 Matthew Hiller <hiller@redhat.com>
6235 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
6238 * MAINTAINERS: Added self.
6240 2001-03-28 Richard Henderson <rth@redhat.com>
6242 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
6243 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
6245 2001-03-28 Jim Wilson <wilson@redhat.com>
6247 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
6250 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6252 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
6254 * tradcif.y (yyerror): Likewise. Add format specifier in call to
6257 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
6259 2001-03-28 DJ Delorie <dj@redhat.com>
6261 * Makefile.in (stage1_build): Revert CFLAGS patch.
6263 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
6265 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
6266 when multiplier or multiplicand is zero.
6268 2001-03-28 Bernd Schmidt <bernds@redhat.com>
6270 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
6272 * config/ia64/ia64.c (update_set_flags): New function, broken out of
6274 (set_src_needs_barrier): Likewise.
6275 (rtx_needs_barrier): For SET case, use these two functions. Rework
6276 PARALLEL case to handle all inputs before all outputs.
6277 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
6278 saw a label and no stop bit since then.
6279 (maybe_rotate, process_epilogue): Add prototypes.
6281 2001-03-28 Richard Henderson <rth@redhat.com>
6283 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
6284 not TARGET_TOC for special toc restore handling.
6285 * config/rs6000/rs6000.md (eh_return): Likewise.
6287 2001-03-28 Richard Henderson <rth@redhat.com>
6289 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
6290 current_function_calls_eh_return.
6291 (output_function_epilogue): Handle eh_return.
6292 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
6293 (EH_RETURN_DATA_REGNO): New.
6294 (EH_RETURN_STACKADJ_RTX): New.
6295 (EH_RETURN_HANDLER_RTX): New.
6296 * config/sparc/sparc.md (call/short branch peepholes): Check
6297 can_throw_internal instead of in_same_eh_region.
6299 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
6300 for eh_return data registers.
6301 (rs6000_emit_prologue): Save eh_return data registers.
6302 (rs6000_emit_epilogue): Force inline restores if eh_return.
6303 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
6304 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
6305 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
6306 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
6307 the target uses one.
6308 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
6309 (return_eh_si, return_eh_di): Remove.
6310 (eh_return): New, from corpse of eh_epilogue.
6311 (eh_set_lr_si, eh_set_lr_di): New.
6313 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
6314 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
6315 True for pic register if current_function_calls_eh_return.
6316 (ix86_expand_epilogue): Change "emit_return" argument into "style".
6317 Handle eh_return requirements.
6318 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
6319 (EH_RETURN_STACKADJ_RTX): New.
6320 * config/i386/i386.md (exception_receiver): Remove.
6321 (eh_return, eh_return_1): New.
6322 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6324 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
6325 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
6326 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
6327 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
6328 (EH_RETURN_DATA_REGNO): New.
6329 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
6330 * config/alpha/alpha.md (eh_epilogue): Remove.
6331 (exception_receiver): Use $26 for ldgp input.
6332 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6334 2001-03-28 Richard Henderson <rth@redhat.com>
6336 * except.c: Rewrite entirely for IA-64 ABI exception handling.
6337 * except.h: Likewise.
6339 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
6340 (LIB2ADDEHDEP): New.
6341 (LIB2FUNCS_EH): Remove.
6342 (LIB2ADD): Remove LIB2ADDEH.
6343 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
6344 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
6345 (crt{begin,end}[S].o): Likewise.
6346 (except.o): Update includes.
6347 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
6348 (libgcc2_c_dep): Use LIB2ADDEHDEP.
6350 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
6351 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
6352 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
6353 * builtins.c (expand_builtin): Implement it.
6354 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
6355 * c-common.c (c_common_nodes_and_builtins): Declare it.
6356 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
6357 * calls.c (libfunc_nothrow): Remove.
6358 (emit_library_call_value_1): Don't call it.
6359 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
6360 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
6361 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
6362 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
6363 (current_funcdef_number): Globalize.
6364 (output_call_frame_info): Emit frame data if an lsda is needed.
6365 Generate augmentation for personality routine. Don't play with
6367 (dwarf2out_begin_prologue): Record funcdef_number.
6368 * dwarf2out.h (current_funcdef_number): Declare.
6369 * expr.c (expand_expr): Update for except.h name changes.
6370 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
6371 * expr.h (LTI_throw, LTI_rethrow): Remove.
6372 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
6373 (LTI_eh_rtime_match): Remove.
6374 (LTI_unwind_resume, LTI_eh_personality): Add.
6375 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
6376 * final.c (final): Don't call check_exception_handler_labels,
6377 init_insn_eh_region, or free_insn_eh_region.
6378 (final_scan_insn): Always emit debug labels for
6379 NOTE_INSN_EH_REGION notes.
6380 * flags.h (flag_new_exceptions): Remove.
6381 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
6382 (record_active_eh_regions): Remove.
6383 (count_basic_blocks): Check all instructions for REG_EH_REGION.
6384 Use can_throw_internal.
6385 (find_basic_blocks_1): Likewise.
6386 (move_stray_eh_region_notes): Remove.
6387 (find_label_refs): No eh_return_stub_label.
6388 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
6389 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
6391 (delete_unreachable_blocks): Don't track deleted handlers.
6392 (flow_delete_block): Use maybe_remove_eh_handler.
6393 (delete_eh_regions): Remove.
6394 (merge_blocks): Don't check for eh region match.
6395 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
6396 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
6397 (init_propagate_block_info): Disable dead frame store optimization
6398 when current_function_calls_eh_return.
6399 (dump_bb): Don't print eh_beg, eh_end.
6400 * function.c (fixup_var_refs): No catch_clauses.
6401 (expand_function_end): Likewise. Call expand_eh_return before
6402 the return register use. Call sjlj_emit_function_exit_after.
6403 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
6404 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
6405 * ifcvt.c (dead_or_predicable): Remove eh region check.
6406 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
6407 Don't check for EH vs parameters.
6408 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
6409 (expand_inline_function): Call duplicate_eh_regions.
6410 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
6411 (copy_insn_notes): Remap REG_EH_REGION notes.
6412 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
6413 * integrate.h (struct inline_remap): Add local_return_label.
6414 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
6415 check_exception_handler_labels, nor exception_optimize.
6416 (find_cross_jump): No EH region check.
6417 * optabs.c (init_optabs): Update for changed eh libfuncs.
6418 * rtl.def (RESX): New.
6419 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
6420 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
6421 checks. Update for except.h name changes.
6422 (expand_cleanups): Likewise.
6423 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
6424 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
6425 (compile_file): Call init_eh before init_optabs. Don't
6426 output_exception_table here.
6427 (rest_of_compilation): Call convert_from_eh_region_ranges,
6428 convert_to_eh_region_ranges, output_function_exception_table.
6429 Don't emit_eh_context.
6430 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
6431 (EXC_PTR_EXPR): New.
6433 * md.texi (eh_epilogue): Remove.
6434 (eh_return): Document.
6435 * tm.texi (EH_RETURN_DATA_REGNO): Document.
6436 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
6438 * eh-common.h: Remove file.
6439 * frame-dwarf2.c, frame.c, frame.h: Remove files.
6440 * libgcc2.c (L_eh): Remove.
6442 * unwind-dw2-fde.c: New file, largely copied from frame.c.
6443 * unwind-dw2-fde.h: New file.
6444 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
6445 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
6446 * libgcc-std.ver: Update for eh symbols.
6448 2001-03-27 Richard Henderson <rth@redhat.com>
6450 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
6451 reduce false positives.
6452 (regmove_optimize): Disable if flag_non_call_exceptions.
6454 * stmt.c (expand_return): Remove always true predicate.
6455 (expand_decl_cleanup_no_eh): Remove dead code.
6457 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
6458 barrier code. Add a scheduling barrier if a non-call insn
6459 can throw internally.
6461 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
6462 Auto-inc addresses trap only if their base register does.
6464 * except.c (can_throw_internal): Rename from can_throw.
6465 * except.h, resource.c: Update references.
6467 * integrate.c (copy_insn_list): Use returnjump_p.
6468 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
6470 * function.h (struct function): Move all boolean valued fields
6471 to single bit fields at the end of the struct.
6473 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
6475 Rename asynchronous_exceptions to flag_non_call_exceptions.
6477 * gthr-single.h (UNUSED): New. Distinguish between how C
6478 and C++ mark unused function arguments. Use throughout.
6480 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
6481 value to target configuration header.
6482 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
6483 * config.in, configure: Rebuild.
6484 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
6485 configuration and target defines.
6486 (exceptions_via_longjmp): Remove.
6487 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
6488 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
6490 * except.h (flag_non_call_exceptions): Move ...
6491 * flags.h: ... here.
6493 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
6494 exceptions, put the note on the trapping instruction.
6496 * flags.h (flag_new_exceptions): Remove.
6497 * toplev.c: Don't set it.
6498 * final.c: Don't check it.
6499 * except.c: Provide stub definition.
6501 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
6502 (calculate_global_regs_live): Kill call-clobbered registers
6503 across exception edges.
6504 * reg-stack.c (convert_regs_1): Kill the entire target stack
6505 across non-call exception edges.
6507 * flow.c (cleanup_cfg): Take no argument.
6508 * output.h, sibcall.c, toplev.c: Update all calls.
6510 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6512 * configure.in: Don't check for bcopy.
6513 * configure, config.in: Regenerate.
6515 * system.h: Don't define or prototype bcopy, instead poison it.
6517 2001-03-27 Richard Henderson <rth@redhat.com>
6519 * function.c (expand_function_start): Set DECL_REGISTER on
6520 a pseudo used for DECL_RESULT.
6522 * rtl.h (LCT_NORETURN): New.
6523 * calls.c (emit_library_call_value_1): Handle it.
6525 2001-03-27 Stan Shebs <shebs@apple.com>
6527 * objc/objc-act.c (objc_init): Use dump_base_name.
6528 (gen_declaration): Clear the buffer arg.
6529 (gen_declaration_1): New function, body of gen_declaration.
6530 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
6531 (gen_method_decl): Ditto, plus always clear buffer arg.
6532 (error_with_ivar): Simplify.
6533 (warn_with_method): Ditto.
6534 (build_message_expr): Don't clear buffers.
6535 (dump_interface): Ditto.
6536 (objc_debug): Ditto.
6537 (build_keyword_selector): Clear the buffer by only zeroing
6539 (objc_implementation_context): Declare.
6540 (start_class): Warn about missing @end.
6541 (finish_objc): Ditto.
6543 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6545 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
6547 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6549 * Makefile.in (SYSTEM_H): Define.
6550 Depend on $(SYSTEM_H), not system.h.
6552 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
6554 2001-03-27 Jim Wilson <wilson@redhat.com>
6556 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
6558 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
6559 (process_epilogue): New static function.
6560 (process_set): Call process_epilogue instead of emitting .restore
6562 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
6564 * flow.c (struct reg_cond_life_info): New fields orig_condition
6566 (init_propagate_block_info): Set new fields.
6567 (mark_regno_cond_dead): Set and use new fields.
6568 (flush_reg_cond_reg_1): Likewise.
6569 (and_reg_cond, case AND): Check for redundant AND conditions.
6570 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
6573 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6575 * cppmacro.c (stringify_arg): Null terminate strings.
6577 2001-03-27 Zack Weinberg <zackw@stanford.edu>
6579 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
6580 inclusion style. xm-m68hc11.h no longer exists.
6581 * config/m68hc11/xm-m68hc11.h: Delete file.
6582 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
6584 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
6585 Don't define GCC_VERSION, N_, or PARAMS; don't include
6586 gansidecl.h or stdio.h. Define inhibit_libc here.
6587 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6588 Delete code conditioned on #if GCC_VERSION == 2095.
6590 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
6591 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6592 Delete code conditioned on #if GCC_VERSION == 2095.
6594 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6596 * system.h: Include symcat.h.
6597 (STRINGIFY): Don't define.
6599 * configure.in: Adjust comment.
6601 * builtins.c: Use STRINGX, not STRINGIFY.
6602 * gencheck.c: Likewise.
6603 * gengenrtl.c: Likewise.
6604 * protoize.c: Likewise.
6606 * cpplex.c: Don't include symcat.h.
6607 * cpplib.c: Likewise.
6609 * gansidecl.h (HAVE_STRINGIZE): Don't define.
6611 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6613 * c-typeck.c (digest_init): Fold init expression.
6615 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6617 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
6619 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6621 * except.c (eh_regs): Save results of build_pointer_type to a temp
6622 as FUNCTION_VALUE macro may evaluate its args multiple times.
6624 2001-03-26 Mark Mitchell <mark@codesourcery.com>
6626 * c-common.h (DECL_NUM_STMTS): New macro.
6627 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
6629 (pushdecl): Likewise.
6630 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
6631 * integrate.c (expand_inline_function): Don't check
6633 * print-tree.c (print_node): Don't print it.
6634 * toplev.c (rest_of_compilation): Don't try to inline when
6635 flag_no_inline is on.
6636 * tree.h (DECL_FRAME_SIZE): Remove.
6637 (tree_decl): Adjust accordingly.
6639 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6641 * combine.c (try_combine): Use memcpy, not bcopy.
6643 * genattrtab.c (expand_units): Likewise.
6645 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6647 * i386.md (push mem DI peep2): New.
6648 (mov 0, mov -1 peep2): Handle 64bit.
6649 (lea to arithmetics peep2): Handle 64bit leas.
6650 (rsp arithmetics to push/pop peep2s): New.
6652 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
6654 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
6656 * i386.c (struct machine_function): Add save_varrargs_registers.
6657 (ix86_save_varrargs_registers): New macro.
6658 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
6659 (ix86_expand_prologue): Likewise.
6660 (ix86_emit_epilogue_esp_adjustement): Likewise.
6661 (ix86_expand_epilogue): Likewise.
6662 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
6663 (pro_epilogue_adjust_stack_1): New insn.
6664 (pro_epilogue_adjust_stack_rex64): Likewise.
6665 * i386.h (MASK_NO_RED_ZONE): New constant.
6666 (TARGET_RED_ZONE): New macro.
6667 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
6668 (RED_ZONE_SIZE): New constant.
6669 (RED_ZONE_RESERVE): New constant.
6671 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6673 * toplev.c (set_float_handler): Use memcpy, not bcopy.
6675 2001-03-25 Kazu Hirata <kazu@hxi.com>
6677 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
6680 (umodhi3): Likewise.
6683 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6685 * mkconfig.sh (DEFINES): Handle entries with '='.
6687 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
6688 Set xm_defines to MACRO=value instead.
6690 * i370/xm-mvs.h: Delete.
6692 * ns32k/xm-pc532-min.h: Likewise.
6694 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
6696 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
6698 use ix86_expand_binary_operator
6699 (?sh??i_?): Disable for 64bit.
6700 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
6701 * i386.c (shiftdi_operand): New predicate.
6703 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
6704 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
6705 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
6706 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
6707 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
6708 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
6709 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
6710 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
6711 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
6712 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
6713 (rotldi3, rotrdi3): New expanders.
6715 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6717 * i386.md (movstrsi): Move offline.
6719 (strmovdi_rex64): New.
6720 (strmov?i): Accept 64bit.
6721 (strmov?i_rex64): New.
6722 (strmov?i_rex_1): New.
6723 (strmov?i_1): Disable for 64bit.
6724 (rep_mov?i_rex64): New.
6725 (rep_mov?i): Disable for 64bit.
6726 (clrstrsi): Move offline.
6727 (strset?i_rex64): New.
6728 (strset?i: Accept 64bit.
6729 (rep_stos?i): Disable for 64bit.
6730 (rep_stos?i_rex64): New.
6731 (strset?i_rex_1): New.
6732 (strset?i_1): Disable for 64bit.
6733 (cmpstrsi): Accept 64bit.
6734 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
6735 (cmpstrqi_nz_rex_1): New.
6736 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
6737 (strlensi): Move offline.
6739 (strlenqi_1): Disable for 64bit; fix constraints.
6740 (strlenqi_rex_1): New.
6741 * i386.c (ix86_adjust_counter): New static function.
6742 (ix86_zero_extend_to_Pmode): Likewise.
6743 (ix86_expand_aligntest): Likweise.
6744 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
6745 (ix86_expand_movstr): New global function.
6746 (ix86_expand_clrstr): New global function.
6747 (ix86_expand_strlen): New global function.
6748 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
6749 ix86_expand_strlen): Declare.
6750 (ix86_expand_strlensi_unroll_1): Delete.
6752 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
6754 * i386.md (cmpdi): Fix operand predicates.
6755 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
6756 cmpdi_1_insn_rex64): New patterns.
6757 (adddi3): Turn to expander.
6758 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
6759 (addsi3_carry_zext): New pattern.
6760 (adddi_?_rex64): New patterns and splitters.
6761 (addsi_?_zext): New patterns.
6762 (subsi3_carry_zext): New pattern.
6763 (subdi_?_rex64): New patterns and splitters.
6764 (iorsi_?_zext): New patterns.
6765 (iordi_?_rex64): New patterns and splitters.
6766 (iorsi_?_zext): New patterns.
6767 (iorsi_?_zext_imm): New patterns.
6768 (xorsi_?_zext): New patterns.
6769 (xordi_?_rex64): New patterns and splitters.
6770 (xorsi_?_zext): New patterns.
6771 (negdi*): New patterns.
6772 (one_cmpldi*): Likewise.
6773 (one_cmplsi*_zext, negsi*_zext): Likewise.
6774 (testqi_ext_3_rex64): New pattern.
6776 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
6778 * i386-protos.h (ix86_split_long_move): Return void.
6779 * i386.c (ix86_split_to_parts): Handle 64bit target.
6780 (ix86_split_long_move): Likewise.
6781 * i386.md (all calls to ix86_split_long_move): Update.
6783 2001-03-23 Richard Henderson <rth@redhat.com>
6785 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
6786 to avoid shadowing arguments.
6788 2001-03-23 Jakub Jelinek <jakub@redhat.com>
6790 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
6791 to variable names where DECL_NAME is different from
6792 DECL_ASSEMBLER_NAME.
6794 2001-03-23 Jim Wilson <wilson@redhat.com>
6796 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
6797 (assemble_alias): Call make_decl_rtl.
6799 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
6801 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
6803 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
6805 * extend.texi: Document the "java_interface" attribute.
6807 2001-03-22 Zack Weinberg <zackw@stanford.edu>
6809 * mkconfig.sh: Use a subshell with redirected stdout,
6810 instead of closing stdout and confusing commands that run
6811 afterward. Throw away output of cmp.
6813 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
6815 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
6817 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
6819 * i386.md (zero_extendsidi2_32): Break out from ...
6820 (zero_extendsidi2): ... here ; turn to expander.
6821 (zero_extendsidi2_rex64): New.
6822 (extendsidi2_32): Break out from ...
6823 (extendsidi2): ... here ; turn to expander.
6824 (extendsidi2_rex64): New.
6825 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
6826 (trunc?f?f splitters): Add 64bit versions.
6828 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
6830 * i386.md (pushsi, pushsi2_prologue): Disable.
6831 (pushsi2_rex64): New.
6832 (movabs?i_1_rex64, movabs?i_2_rex64): New.
6833 (movqi_ext_1): Disable for 64bit.
6834 (movqi_ext_1_rex64): New.
6835 (pushdi2_rex64): New pattern, peep2s and splitter.
6836 (pushdi2_prologue_rex64): New pattern.
6837 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
6839 (movdi splitters): Disable for 64bit.
6840 (movdi_1_rex64): New pattern, peep2s and splitters.
6841 (swapdi): New pattern.
6842 (pushsf): Disable for 64bit.
6843 (pushsf_rex64): New pattern and splitter.
6844 (pushdf_nointeger): Disable for 64bit.
6845 (pushdf_integer): Handle the 64bit case.
6846 (pushtf): Likewise; update splitters.
6848 2001-03-22 Richard Henderson <rth@redhat.com>
6850 * mkconfig.sh: Include insn-flags.h.
6851 * Makefile.in (CONFIG_H): Include insn-flags.h.
6852 (lots of objects): Remove insn-codes.h and insn-flags.h.
6854 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
6855 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
6856 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
6857 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
6858 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
6859 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
6860 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
6861 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
6862 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
6863 v850/v850.c, vax/vax.c:
6864 Don't include insn-flags.h.
6866 * diagnostic.c, expr.h, reload.c, toplev.c:
6867 Don't include insn-codes.h.
6869 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
6870 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
6871 c4x/c4x.c, i960/i960.c, mips/mips.c:
6872 Don't include insn-codes.h or insn-flags.h.
6874 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
6875 or insn-flags.h in the generated code.
6876 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
6877 (main): Forward declare struct rtx_def.
6879 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
6881 * invoke.texi (-ffast-math): Remove duplicate line about
6884 * gcc.texi: Remove more obsolete documentation of bugs and
6885 installation problems.
6887 2001-03-21 Kazu Hirata <kazu@hxi.com>
6889 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
6892 2001-03-20 Jason Merrill <jason@redhat.com>
6894 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
6896 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
6897 * varasm.c (CHKR_PREFIX): Likewise.
6899 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6901 * gcse.c (hash_scan_set): An expression is not anticipatible if it
6902 is part of a multi-SET insn.
6904 * cse.c (find_comparison_args): Remove previous change.
6905 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
6908 * config/i386/i386.md (conditional_trap): Remove warning.
6910 * recog.c (push_operand): Fix error in last change that caused
6911 undefined symbol on many targets.
6913 * sdbout.c: #include ggc.h.
6914 (sdbout_init): Move to end of file.
6915 Call ggc_add_tree_root for anonymous_types.
6916 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
6917 (sdbout_one_type): Use DECL_NAME for field name.
6918 * Makefile.in (sdbout.o): Show includes ggc.h.
6920 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
6922 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
6923 (override_options): Use properlimits for preferred_stack_boundary.
6924 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
6926 (ext_register_operand): Accept DImode.
6927 (load_pic_register): Abort on 64bit.
6928 (gen_push): Use Pmode instead of SImode.
6929 (ix86_save_reg): Pic reg is never used on 64bit.
6930 (ix86_expand_prologue): Likewise.
6931 (ix86_emit_save_regs): Use Pmode instead of SImode.
6932 (legitimate_address_p): Check displacement for 64bit.
6933 (print_operand): Avoid outputting of (%rip) on 64bit.
6934 (print_operand_address): Output (%rip) where possible.
6935 (split_di): Abort on 64bit registers.
6936 (ix86_expand_branch): DImode comparison is simple for x86_64.
6937 (memory_address_length): Recognize memory addresses formed using
6939 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
6941 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
6943 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
6945 * recog.c (push_operand): Recognize new format of push instructions.
6947 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
6949 * i386.md (pushqi1): New.
6950 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
6951 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6952 x86_64_immediate_operand, x86_64_immediate_operand,
6953 x86_64_zext_immediate_operand): Declare.
6954 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
6955 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6956 x86_64_immediate_operand, x86_64_immediate_operand,
6957 x86_64_zext_immediate_operand): define.
6958 * i386.h (PREDICATE_CODES): Add new predicates.
6960 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
6962 * i386.md (pophi1, popqi1, pushqi1): Remove.
6964 * expr.c (emit_single_push_insn): New function.
6965 (move_by_pieces): Accept NULL as destination for push instructions.
6966 (gen_push_operand): Kill.
6967 (emit_push_insn): Pass NULL when pushing; avoid updating of
6968 stack_pointer_delta.
6969 * expr.h (gen_push_operand): Kill.
6971 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6973 * rtl.texi (COMPARE): Clarify documentation and reference section
6976 2001-03-20 Stan Shebs <shebs@apple.com>
6978 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
6979 (get_object_reference): Ditto.
6980 (error_with_ivar): Use error_with_file_and_line.
6981 (warn_with_method): Use warning_with_file_and_line.
6983 2001-03-20 Tom Tromey <tromey@redhat.com>
6985 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
6987 2001-03-20 Mark Mitchell <mark@codesourcery.com>
6989 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
6990 variables that are TREE_PUBLIC, even if not TREE_STATIC.
6992 2001-03-20 DJ Delorie <dj@redhat.com>
6994 * Makefile.in (install-libgcc): Pass complete list of variables.
6995 (install-multilib): Ditto.
6997 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6999 * config/i386/cygwin.h: Declare ctor_section, dtor_section
7000 drectve_section, switch_to_section.
7002 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
7003 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
7004 i386_pe_mark_dllimport.
7006 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7008 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
7009 functions i386_pe_*.
7011 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
7012 i386_pe_* functions with char * arguments.
7014 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
7016 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
7018 (movsi_ie): Introduce fpul store.
7020 2001-03-20 Alan Modra <alan@linuxcare.com.au>
7022 * Makefile.in (OBJS): Remove hashtab.o.
7024 2001-03-19 Stan Shebs <shebs@apple.com>
7026 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
7027 * c-lang.c (maybe_objc_method_name): Ditto.
7028 * c-tree.h (maybe_objc_method_name): Remove decl.
7030 2001-03-19 Tom Tromey <tromey@redhat.com>
7032 * gcc.c (init_gcc_specs): Fix comment.
7034 2001-03-19 Mark Mitchell <mark@codesourcery.com>
7036 Compute DECL_ASSEMBLER_NAME lazily.
7037 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
7038 (DECL_ASSEMBLER_NAME_SET_P): New macro.
7039 (SET_DECL_ASSEMBLER_NAME): Likewise.
7040 (COPY_DECL_ASSEMBLER_NAME): Likewise.
7041 (set_decl_assembler_name): Declare.
7042 (lang_set_decl_assembler_name): Likewise.
7043 * tree.c (lang_set_decl_assembler_name): New variab.e
7044 (set_decl_assembler_name): New function.
7045 (init_obstacks): Set lang_set_decl_assembler_name.
7046 (build_decl): Don't set DECL_ASSEMBLER_NAME.
7047 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
7048 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
7049 where it's not necessary.
7050 (builtin_function): Likewise.
7051 (finish_decl): Likewise.
7052 * dbxout.c (dbxout_type_methods): Likewise.
7053 * ggc-common.c (ggc_mark_trees): Likewise.
7054 * profile.c (output_func_start_profiler): Likewise.
7055 * varasm.c (make_decl_rtl): Likewise.
7057 * cse.c (find_comparison_args): Update documentation. Fix
7058 mishandling of COMPARE operations.
7060 * tree.def (ABS_EXPR): Add documentation.
7061 * fold-const.c (fold): Improve folding of ABS_EXPRs.
7063 2001-03-19 Zack Weinberg <zackw@stanford.edu>
7065 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
7067 2001-03-19 Jakub Jelinek <jakub@redhat.com>
7069 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
7070 Remove ia32 linux PIC kludge and move it...
7071 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
7073 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
7075 * i386.md (absdf2 expander): Fix 64bit case.
7077 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
7079 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
7081 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
7083 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
7085 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7087 * README.X11: Remove obsolete file.
7089 2001-03-18 Anthony Green <green@redhat.com>
7091 * config/pj/pj.h: Remove some trailing commas.
7092 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
7094 2001-03-18 Richard Henderson <rth@redhat.com>
7096 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
7097 * calls.c: ... here.
7098 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
7099 defaults for them here.
7101 2001-03-17 Anthony Green <green@redhat.com>
7103 * config/pj/lib1funcs.S: Fix broken comment.
7104 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
7107 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
7109 * gcc.texi: Remove obsolete information relating to build and
7110 installation problems with enquire or the Pyramid C compiler.
7112 2001-03-17 Richard Henderson <rth@redhat.com>
7114 * dwarf2out.c (queue_reg_save): New.
7115 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
7116 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
7118 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
7119 (cfa, cfa_store, cfa_temp): Make static.
7120 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
7122 2001-03-17 Richard Henderson <rth@redhat.com>
7124 * integrate.h (struct inline_remap): Add local_return_label.
7125 * integrate.c (expand_inline_function): Initialize it and emit
7126 it after copy_insn_notes.
7127 (copy_insn_list): Don't store local_return_label here.
7128 (copy_insn_notes): New function split out from copy_insn_list.
7130 2001-03-17 Richard Henderson <rth@redhat.com>
7132 * dwarf2out.c (lookup_filename): Emit .file if the assembler
7133 is generating .debug_line.
7134 (dwarf2out_init): Add main_input_filename to the file table first.
7135 * configure.in (as_dwarf2_debug_line): Test with file number 1
7136 instead of file number 0.
7138 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7140 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
7141 (gen_rtx_combine): Deleted; all references changed as appropriate.
7142 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
7144 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
7146 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
7148 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
7151 2001-03-16 Jim Wilson <wilson@redhat.com>
7153 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
7154 then set it to LOC_REG (79) instead of aborting.
7156 2001-03-16 Phil Edwards <pme@sources.redhat.com>
7158 * gccbug.in: Remove high priority.
7160 2001-03-16 Richard Henerson <rth@redhat.com>
7162 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
7163 output with a space instead of deleting it.
7164 * configure: Regenerate.
7166 2001-03-16 Zack Weinberg <zackw@stanford.edu>
7168 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
7169 handles the gory details of converting an object file into
7170 something that's safe to grep.
7171 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
7172 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
7173 newlines at either end of the string we're looking for.
7174 Make 'checking ...' message less stilted.
7175 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
7176 ARM in-memory layout and its hypothetical converse. Don't
7177 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
7178 HOST_WORDS_BIG_ENDIAN.
7180 * configure.in: Adjust for renamed macro. Move
7181 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
7182 * configure, config.in: Regenerate.
7184 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7186 * fixinc/Makefile.in: Set SHELL.
7188 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7190 * fixinc/fixincl.c (fix_with_system): Quote file names before
7191 passing them to shell.
7193 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7195 * Makefile.in: Use fix-header$(build_exeext) instead
7198 2001-03-16 Richard Henderson <rth@redhat.com>
7200 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
7201 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
7202 (size_of_line_prolog): Remove.
7203 (output_line_info): Compute prologue size via label difference.
7204 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
7206 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
7207 assembler error when redefining file numbers.
7208 * config.in, configure: Rebuild.
7210 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
7211 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
7212 (dw2_asm_output_delta_uleb128): Likewise.
7213 (dw2_asm_output_delta_sleb128): Similarly.
7214 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
7216 2001-03-16 Michael Meissner <meissner@redhat.com>
7218 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
7220 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
7222 (BITMASK_LOWER16): Replacement for 0x0000ffff.
7224 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
7225 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
7226 being unsigned in ISO C and signed in traditional.
7227 (expand_prologue): Ditto.
7228 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
7230 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
7232 (divsi3,divdi3): Ditto.
7233 (modsi3,moddi3): Ditto.
7234 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
7235 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
7236 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
7239 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
7241 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
7242 SSE based conditional moves on LTGT/UNEQ conditions;
7243 Canonicalize EQ to NE.
7244 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
7245 (sse_mov?fcc_ne): New.
7247 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
7249 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7251 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
7252 register may be dead.
7254 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
7256 * Makefile.in (hash.o): Depend on CONFIG_H.
7258 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7260 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
7262 2001-03-15 Richard Henderson <rth@redhat.com>
7264 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
7265 (ASM_OUTPUT_DWARF_PCREL): New.
7266 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
7268 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7270 * cppfiles.c (stack_include_file): Use MAX of sysp.
7272 2001-03-15 Steve Ellcey <sje@cup.hp.com>
7274 * config.gcc (ia64*-*-hpux*): New case.
7275 * config/ia64/hpux.h: New file for HP-UX support.
7276 * config/ia64/t-hpux: New file for HP-UX support.
7278 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
7280 * fixinc/inclhack.def (irix_stdio_va_list): New.
7281 * fixinc/fixincl.x: Rebuilt.
7283 2001-03-15 Richard Henderson <rth@redhat.com>
7285 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
7286 if provided by the target.
7287 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
7288 (dw2_asm_output_addr): New.
7289 * dwarf2asm.h (dw2_asm_output_addr): Declare.
7290 * dwarf2out.c (output_cfi): Use it for program addresses.
7291 (output_call_frame_info, output_die): Likewise.
7292 (output_aranges, output_line_info): Likewise.
7294 2001-03-15 Bruce Korb <bkorb@gnu.org>
7296 * gcc.c(main): make more rigorous
7297 * collect2.c(main): guard against ignoring SIGCHLD
7298 * protoize.c(main): ditto
7299 * gcc/fixinc/fixincl.c(initialize): ditto
7301 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7303 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
7304 (sdbout_parms): Likewise.
7306 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
7308 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
7309 "widen" a destination that is already wider than a word. Also do
7310 not widen if LOAD_EXTEND_OP is NIL for the given mode.
7312 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7314 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
7316 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
7318 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
7320 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
7322 * i960.h (i960_maxbitalignment,
7323 i960_last_maxbitalignment): Declare.
7324 * i960.c (i960_maxbitalignment,
7325 i960_last_maxbitalignment): Make global.
7326 (process_pragma): Delete.
7327 (i960_pr_align, i960_pr_noalign): Move from here ...
7328 * i960-c.c: ... to this new file.
7329 * t-960bare (i960-c.o): New rule.
7330 * t-vxworks960 (i960-c.o): Likewise.
7331 * config.gcc (i960-*-*): Define c_target_objs and
7334 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7336 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
7337 without adding in rtx code and mode.
7339 * alias.c (init_alias_analysis): Don't use any rtx whose value
7340 varies as a known value.
7341 Delete a superfluous test.
7343 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
7345 (ia64_sched_reorder): Call maybe_rotate; also rotate after
7346 scheduling a stop bit.
7347 (ia64_emit_nops): Correctly handle ASMs.
7349 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7351 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
7353 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
7355 * cpp.texi: Update documentation for -include and -imacros.
7356 * cppfiles.c (struct include_file): Remove "defined" memeber.
7357 (find_or_create_entry): Make a copy of the file name, and
7359 (open_file): Update to ensure we use the simplified filename.
7360 (stack_include_file): Don't set search_from.
7361 (cpp_included): Don't simplify the path name here.
7362 (find_include_file): New prototype. Call search_from to
7363 get the start of the "" include chain. Don't simplify the
7365 (_cpp_execute_include): New prototype. Move diagnostics to
7366 do_include_common. Update.
7367 (_cpp_pop_file_buffer): Don't set defined.
7368 (search_from): New prototype. Use the preprocessor's cwd
7369 for files included from the command line.
7370 (read_name_map): Don't simplify the pathname here.
7371 * cpphash.h (enum include_type): New.
7372 (struct buffer): Delete search from. New search_cached.
7373 (_cpp_execute_include): Update prototype.
7374 * cppinit.c (do_includes): Use _cpp_execute_include.
7375 * cpplib.c (do_include_common): New function.
7376 (do_include, do_include_next, do_import): Use it.
7378 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7380 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
7381 contents of the RTL, to determine the name of the object.
7383 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7385 * tree.h (DECL_RTL): Allocate RTL lazily.
7386 (SET_DECL_RTL): New macro.
7387 (DECL_RTL_SET_P): Likewise.
7388 (COPY_DECL_RTL): Likewise.
7389 (DECL_RTL_IF_SET): Likewise.
7390 * varasm.c (make_decl_rtl): Add assertions about the kind of
7391 declaration we are processing.
7392 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
7393 (start_decl): Likewise.
7394 (finish_decl): Likewise.
7395 * c-semantics.c (emit_local_var): Likewise.
7396 * calls.c (expand_call): Likewise.
7397 * dbxout.c (dbxout_symbol): Likewise.
7398 * emit-rtl.c (unshare_all_rtl): Likewise.
7399 (unshare_all_decls): Likewise.
7400 (reset_used_decls): Likewise.
7401 * expr.c (store_constructor): Likewise.
7402 (safe_from_p): Likewise.
7403 (expand_expr): Likewise.
7404 * function.c (put_var_into_stack): Likewise.
7405 (instantiate_decls_1): Likewise.
7406 (assign_parms): Likewise.
7407 (expand_function_start): Likewise.
7408 (expand_function_end): Likewise.
7409 * ggc-common.c (gcc_mark_trees): Likewise.
7410 * integrate.c (function_cannot_inline_p): Likewise.
7411 (copy_decl_for_inlining): Likewise.
7412 (expand_inline_function): Likewise.
7413 (integrate_parm_decls): Likewise.
7414 (integrate_decl_tree): Likewise.
7415 * print-tree.c (print_node): Likewise.
7416 * reg-stack.c (stack_result): Likewise.
7417 * stmt.c (label_rtx): Likewise.
7418 (expand_return): Likewise.
7419 (expand_decl): Likewise.
7420 (expand_decl_cleanup): Likewise.
7421 (expand_anon_union_decl): Likewise.
7422 * toplev.c (check_global_declarations): Likewise.
7423 (rest_of_decl_compilation): Likewise.
7424 * tree.c (simple_cst_equal): Likewise.
7425 * objc/objc-act.c (generate_static_references): Likewise.
7427 2001-03-14 Zack Weinberg <zackw@stanford.edu>
7429 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
7430 gcc_AC_C_FLOAT_FORMAT): New macros.
7431 * configure.in: Add AC_PROG_CPP after CC tests;
7432 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
7433 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
7434 * configure, config.in: Regenerate.
7436 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
7437 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7438 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7439 config/i370/xm-linux.h, config/i370/xm-oe.h,
7440 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7441 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
7442 config/pa/xm-linux.h, config/pa/xm-pa.h,
7443 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
7444 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
7445 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
7446 config/we32k/xm-we32k.h: Delete.
7448 * config/i370/xm-mvs.h, config/m88k/m88k.h,
7449 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7450 config/vax/xm-vms.h: Don't define any of:
7451 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
7453 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
7455 * config.gcc: Remove references to deleted files.
7456 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
7457 FATAL_EXIT_CODE, which is the same between oe and mvs).
7459 2001-03-14 DJ Delorie <dj@redhat.com>
7460 Vladimir Makarov <vmakarov@redhat.com>
7462 * config/i960/i960.c (i960_function_prologue): Compute size of
7463 frame according to number of registers actually saved there.
7465 2001-03-14 Richard Henderson <rth@redhat.com>
7467 * expr.c (emit_move_insn_1): Fix else if around #endif.
7469 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
7472 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
7475 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
7477 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
7478 (override_options): Parse cmodel string.
7479 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
7480 * i386.h (TARGET_OPTIONS): Add "cmodel".
7481 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
7483 (ix86_cmodel_string, ix86_cmodel): Declare.
7485 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
7488 * i386.h (GENERAL_REG_P): Add missing REG_P.
7490 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
7492 * configure.in: Use $gcc_cv_as instead of $as.
7493 * configure: Regenerated.
7495 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
7497 * cppfiles.c (stack_include_file): Only increase the include
7498 count if we actually process the file properly, as opposed
7499 to treating it as length zero. Only call read_include_file
7500 if not DO_NOT_REREAD. Handle the -H include file output
7502 (read_include_file): Remove now redundant DO_NOT_REREAD check.
7503 (cpp_included, find_include_file): Simplify pathnames after
7504 remapping them. If remapping, don't use the remapped file
7505 name's buffer as our scratch buffer.
7506 (cpp_pop_file_buffer): Replace the multiple include macro
7507 only if it isn't yet set.
7508 (read_name_map): Simplify remapped names when reading in.
7509 (remap_filename): Move code to code path that uses it.
7510 (_cpp_simplify_pathname): Return the input pointer.
7511 * cpphash.h (_cpp_simplify_pathname): Update prototype.
7513 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7515 * expr.c (expand_expr): Revove bogus conditional.
7517 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
7519 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
7521 2001-03-14 Jakub Jelinek <jakub@redhat.com>
7523 * reg-stack.c (stack_result): Unconditionally use
7524 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
7526 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
7528 * expr.c (emit_move_insn_1): Split push of complex value when
7529 no suitable push instruction exist.
7531 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
7532 instead of QI_REG_P.
7534 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7536 * alias.c (handled_component_p, can_address_p): New functions.
7537 (get_alias_set): Use them.
7539 2001-03-13 Jim Wilson <wilson@redhat.com>
7541 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
7542 from 80 in try_locals code.
7543 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
7545 2001-03-13 Zack Weinberg <zackw@stanford.edu>
7547 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
7548 gcc_AC_C_LONG_LONG): New.
7549 * configure.in: Use them. Probe the size of short, int, long,
7550 and long long/__int64 if we have them. Move all the AC_C_*
7551 checks together, except gcc_AC_C_CHAR_BIT which has to go
7552 after AC_CHECK_HEADERS(limits.h).
7553 Take hwint.h out of host_xm_file and build_xm_file.
7555 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
7556 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
7557 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
7558 Move the HOST_WIDEST_INT setup logic here from system.h.
7559 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
7561 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
7562 is now handled by hwint.h.
7564 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
7565 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
7566 config/ia64/xm-ia64.h: Don't define any of:
7567 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
7568 HOST_BITS_PER_LONGLONG.
7570 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
7571 config/h8300/xm-h8300.h, config/mips/iris6.h,
7572 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
7573 config/sparc/xm-sp64.h: Delete.
7574 * config.gcc: Remove references to deleted files.
7576 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
7577 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
7578 * config/i370/xm-linux.h: Clarify floating-point situation in
7581 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
7583 * cppfiles.c (NO_INCLUDE_PATH): New macro.
7584 (find_include_file): Decide here which part of the include
7585 chain to start the search. Complain about an empty include
7586 chain in all cases apart from an abolsute file name.
7587 (_cpp_execute_include): Don't choose the search chain here.
7588 Don't call handle_missing_include in the case of an empty
7590 (_cpp_compare_file_date): Don't choose the search chain here.
7591 * cpplib.c (do_include_next): Move the in-main-file diagnostic
7592 here from _cpp_execute_include. Behave like #include if
7593 we're in the main file.
7595 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7597 * system.h (malloc, realloc, calloc, strdup): Only poison these
7598 tokens when IN_GCC is defined.
7600 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
7602 * i386.md (abs?f expander): Support SSE case.
7603 (abd?f_if): Add new "USE"; add splitters.
7605 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7607 * cpp.texi (poison): Explain the macro expansion exception.
7609 2001-03-13 Jakub Jelinek <jakub@redhat.com>
7611 * expr.c (store_expr): Add dont_store_target. If temp is already in
7612 target before copying to reg, don't store it into target again.
7614 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7616 * cppinternals.texi: Update for file handling.
7618 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7620 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
7621 2001-02-24 which broke building the Java library.
7622 * function.c (identify_blocks): Likewise.
7623 (all_blocks): Likewise.
7624 * integrate.c (integrate_decl_tree): Likewise.
7625 * print-tree.c (print_node): Likewise.
7626 * tree.h (BLOCK_NUMBER): Likewise.
7627 (struct tree_block): Likewise.
7629 2001-03-12 David Edelsohn <edelsohn@gnu.org>
7631 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
7632 __WCHAR_TYPE__ definition.
7633 (WCHAR_TYPE_SIZE): #undef before #define.
7635 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7637 * cppfiles.c: Update comments.
7638 (destroy_include_file_node): Rename destroy_node.
7639 (find_or_create_entry): New function.
7640 (open_file, _cpp_fake_include): Use it.
7641 (handle_missing_header): New function, broken out of
7642 _cpp_execute include. Don't segfault if there is no
7643 system or quoted path.
7644 (_cpp_execute_include): Use handle_missing_header.
7646 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7648 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
7649 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
7651 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7653 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
7654 unless anti_dependence says they are.
7655 * alias.c (objects_must_conflict): If neither has a type specified,
7658 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7659 David Billinghurst <David.Billinghurst@riotinto.com>
7661 * config/mips/iris5.h: Change WCHAR_TYPE to int.
7663 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
7665 * i386.md (trunctfdf2_2): Rename missnamed pattern.
7666 (*_one_bit): Remove type on the match_operand in attributes.
7668 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
7670 * i386.c: Commit forgotten hunk in previous patch.
7671 (regclass_map): Add extended registers.
7672 (dbx_register_map): Add missing frame register.
7674 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
7676 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
7678 * i386.md (x86_sahf_1): Disable for 64bit.
7679 (popsi*, pophi*): Likewise.
7680 (pushqi, pushhi): Likewise.
7681 (movdi, pushdi): Likewise.
7682 (zero extend DImode splitter): Likewise.
7683 (adddi, minusdi splitter): Likewise.
7684 (umulsidi): Likewise.
7686 (mulsidi): Disable for 64bit
7687 (lshift:DI/ashift:DI): Disable for 64bit.
7688 (loop patterns): Likewise.
7689 (call_pop, call_value_pop expanders and patterns): Likewise.
7690 (prologue_get_pc): Likewise.
7692 (fcmovDI pattern and splitter): Likewise.
7693 (movdfcc_1_rex64): New.
7695 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
7697 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
7698 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
7699 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
7700 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
7701 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
7702 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
7703 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
7704 (PUSH_ROUNDING): x86_64 rounds to 64bits.
7705 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
7706 (REGPARM_MAX): Set to 6 for x86_64.
7707 (SSE_REGPARM_MAX): Set to 16 for x86_64.
7708 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
7711 * (patterns that does use upper halves): Update constraints
7712 'q' to 'Q' and 'r' to 'R'.
7713 (cmpqi_ext_1): Disable for 64bit.
7714 (cmpqi_ext_3_insn): Likewise.
7715 (movqi_extzv_1): Likewsie.
7716 (addqi_ext_1): Liekwsie
7717 (testqi_ext_1): Liekwsie
7718 (andqi_ext_1): Liekwsie
7719 (xorqi_ext_1): Liekwsie
7720 (cmpqi_ext_1_rex64): New.
7721 (cmpqi_ext_3_insn_rex64): Likewise.
7722 (movqi_extzv_1_rex64): Likewsie.
7723 (addqi_ext_1_rex64): Liekwsie
7724 (testqi_ext_1_rex64): Liekwsie
7725 (andqi_ext_1_rex64): Liekwsie
7726 (xorqi_ext_1_rex64): Liekwsie
7728 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7730 * configure.in: Move check for unsigned enumerated bitfields
7731 to macro in aclocal.m4. Disable it for now.
7732 * configure, config.in: Regenerate.
7733 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
7734 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
7735 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
7736 kind above its first use.
7738 * config/xm-interix.h, config/alpha/xm-alpha.h,
7739 config/i370/xm-linux.h, config/i386/xm-beos.h,
7740 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
7741 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7742 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
7743 Don't define ONLY_INT_FIELDS under any circumstances.
7745 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
7747 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7748 config/sparc/xm-sysv4.h: Delete - now identical with some
7750 * config.gcc (hppa targets): Replace xm-pahpux.h and
7751 xm-papro.h with implicit xm-pa.h.
7752 (sparc targets): Replace xm-sysv4.h with implicit or explicit
7755 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
7757 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
7758 before reload_cse_noop_set_p.
7760 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7762 * config.gcc: Where xm-host.h used to include another
7763 xm-host.h, list the nested header directly in xm_file. Remove
7764 references to deleted files. Can now use sparc/xm-sp64.h for
7767 * config/xm-linux.h, config/arm/xm-linux.h,
7768 config/i386/xm-dos.h, config/i386/xm-gnu.h,
7769 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
7770 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
7771 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
7772 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
7775 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
7776 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
7777 bother to wrap #undef in #ifdef.
7778 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
7779 Don't include xm-linux.h.
7780 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
7782 * configure.in: Wrap regexps using [] in changequote block.
7783 Use expr : not echo | grep. Simplify regexps.
7784 * configure: Regenerate.
7786 56 xm-files remain, 22 xm-arch.
7788 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7790 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
7791 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7792 (local_index, local_rindex): Delete, use strchr/strrchr instead.
7793 (copy_object): Fix format specifier vs argument mismatch.
7795 * mips-tdump.c: Make local functions static.
7796 (rindex): Don't #undef.
7797 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7798 (fatal, fancy_abort): Delete.
7799 (read_seek): Avoid signed/unsigned compare.
7801 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7803 * combine.c (try_combine): Fix error in change to try original
7805 (gen_rtx_combine): Do same as gen_rtx for now.
7807 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7809 * configure.in: AC_SUBST xm_defines.
7810 * configure: Regenerate.
7811 * Makefile.in: Set DEFINES=$(xm_defines) when building
7814 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
7816 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
7817 (cpp_included, find_include_file): Update.
7818 (_cpp_compare_file_date): Make else unconditional.
7820 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
7822 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
7824 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7826 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
7827 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
7829 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
7831 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
7832 if it's a record type.
7834 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
7836 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
7837 mingw includes slightly.
7839 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7841 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
7842 #undef token before poisoning it.
7844 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7846 * alpha.c (check_float_value): Use memcpy, not bcopy.
7848 * m32r.c (m32r_sched_reorder): Likewise.
7850 * vax.c (check_float_value): Likewise.
7852 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7854 * toplev.c (file_name_nondirectory): Remove.
7855 * toplev.h: Similarly.
7856 * dwarf2out.c (compute_section_prefix): Use lbasename instead
7857 of file_name_nondirectory.
7859 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7861 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
7862 * mips-tfile.c: Don't #undef rindex; not used.
7864 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
7866 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
7867 (dbx64_register_map): Declare.
7868 (RETURN_ADDR_RTX): Fix for 64bit.
7869 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
7870 (INCOMING_FRAME_SP_OFFSET): Set to 8.
7871 * i386.c (dbx64_register_map): New global array.
7872 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
7873 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
7876 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7878 * cppfiles.c (search_from): Use lbasename.
7879 * mkdeps.c (deps_add_default_target): Use lbasename.
7881 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7883 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
7884 xcalloc in lieu of malloc, realloc & calloc.
7886 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
7888 * gengenrtl.c (xmalloc): Likewise.
7890 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
7891 really_call_* memory allocation routines.
7893 * stmt.c (check_for_full_enumeration_handling): Use
7894 really_call_calloc, not calloc.
7896 * system.h (really_call_malloc, really_call_calloc,
7897 really_call_realloc): Define.
7898 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
7900 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
7902 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
7904 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
7906 * configure: Rebuilt.
7907 * configure.in: Only use `lang_requires' for languages athat are
7910 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
7912 * invoke.texi: Fix typo.
7913 * gcc.1: Regenerate.
7915 2001-03-09 Zack Weinberg <zackw@stanford.edu>
7917 * configure.in: Prune nonexistent files from build_xm_file,
7918 xm_file, and host_xm_file lists. Warn unless they're
7920 Don't generate *config.h here.
7921 AC_SUBST all variables needed to generate *config.h.
7922 * configure: Regenerate.
7923 * mkconfig.sh: New helper script, from code removed from
7925 * Makefile.in: Zap all MALLOC variables - no longer used
7926 anywhere, and malloc.c doesn't exist.
7927 Substitute in variables needed to generate *config.h.
7928 Stop lying about the dependencies contained in CONFIG_H and
7930 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
7931 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
7932 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
7933 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
7934 $(TM_P_H), etc. as appropriate.
7936 * config.gcc: Zap references to deleted files.
7937 * ggc-none.c: Don't include rtl.h or tm_p.h.
7939 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
7940 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
7941 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
7942 config/i386/xm-linux.h, config/i386/xm-linux.h,
7943 config/i386/xm-next.h, config/i386/xm-openbsd.h,
7944 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
7945 Don't include i386/xm-i386.h.
7947 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
7948 config/i386/xm-i386.h, config/i860/xm-i860.h,
7949 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
7950 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7951 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
7952 Delete (empty except comments, #includes of other deleted
7953 files, and macros used nowhere).
7955 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
7957 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
7958 independent on TARGET_FLAGS.
7960 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
7962 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
7964 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
7966 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
7968 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
7969 LAST_REX_SSE_REG): define.
7970 (enum reg_class): Add 'LEGACY_REGS'
7971 (REG_CLASS_CONTENTS): Likewise; add extended registers.
7972 (SSE_REGNO_P): Recognize extended registers.
7973 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
7974 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
7975 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
7976 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
7977 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
7978 REG_OK_FOR_STRREG_P): Remove.
7979 (HI_REGISTER_NAMES): Add extended registers.
7980 (ADDITIONAL_REGISTER_NAMES): Likewise.
7981 (QI_REGISTER_NAMES): Add 8bit extended registers.
7982 (DEBUG_REG): Support extended registers.
7983 * i386.c (regclass_map): Add extended registers.
7984 (dbx_register-map): Likewise.
7985 (svr4_dbx_register_map): Likewise.
7986 (print_reg): Support extended registers.
7987 (print_operand): Support 64bit operands.
7989 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
7991 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
7992 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
7993 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
7994 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
7995 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
7996 STACK_BOUNDARY): Set properly for 64bits.
7997 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
7998 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
7999 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
8000 (MOVE_MAX): Set to 16.
8001 (MOVE_MAX_PIECES): 8 for 64bit.
8002 (Pmode): Set to SImode.
8004 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
8006 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
8008 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
8010 * i386.h (mask_64bit): New constant.
8011 (target_64bit): New macro.
8012 (target_options): Add '64'/'32'
8013 (target_default): Define.
8014 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
8015 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
8016 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
8018 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
8020 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
8022 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
8024 * rtlanal.c (rtx_varies_p): Check operand 0 of a
8025 LO_SUM unless for_alias is set.
8027 2001-03-08 Stan Shebs <shebs@apple.com>
8029 * objc/objc-act.c: Fix old typos in comments, add comments for
8031 (hash_init): Fix file name in error message.
8032 (hash_enter): Ditto.
8033 (hash_add_attr): Ditto.
8034 (continue_class): Ditto.
8036 2001-03-08 Bruce Korb <bkorb@gnu.org>
8038 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
8039 wait4() can receive the signal.
8041 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8043 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
8045 * fixinc/fixincl.x: Regenerate.
8047 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8049 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
8051 * fixinc/fixincl.x: Regenerate.
8053 2001-03-08 Richard Henderson <rth@redhat.com>
8055 * configure.in (HAVE_AS_LEB128): New assembler check.
8056 * configure, config.in: Rebuilt.
8058 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
8060 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
8063 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8065 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
8066 references to the MAXPATHLEN macro.
8068 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
8069 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
8072 * config/i386/xm-gnu.h, config/xm-gnu.h,
8073 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
8074 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
8075 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
8076 and/or unused files.
8078 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
8079 doing so in various xm-*.h files.
8081 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8083 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
8085 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
8087 * configure.in (enable_shared): Support per-package shared-library
8089 * configure: Rebuilt.
8091 2001-03-07 David Edelsohn <edelsohn@gnu.org>
8093 * rs6000.md (cr logic): Add original POWER mnemonic alternative
8094 for crnot. Set operands[5] in splitter.
8096 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8098 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
8099 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
8100 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
8101 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
8102 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
8103 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
8104 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
8107 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
8108 config/i370/xm-i370.h, config/i386/xm-dgux.h,
8109 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
8110 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
8111 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
8112 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
8113 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
8114 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
8115 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
8116 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
8117 Delete unused and/or empty files.
8119 * config.gcc: Define USG in xm_defines as appropriate. Define
8120 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
8121 macro. Remove deleted xm-* files from $xm_files variable.
8123 2001-03-07 Tom Tromey <tromey@redhat.com>
8125 * configure: Rebuilt.
8126 * configure.in: Allow config-lang.in to set `lang_requires' to list
8127 of other required languages.
8129 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
8131 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
8133 (output_prologue): Use xmalloc not oballoc.
8134 (output_epilog): Free a29k_first_epilogue_insn when finished.
8135 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
8137 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
8139 * builtins.c (expand_builtin_mathfn): Check
8140 flag_unsafe_math_optimizations, not flag_fast_math.
8141 (expand_builtin): Likewise
8142 * combine.c (combine_simplify_rtx): Likewise.
8143 (simplify_if_then_else): Likewise.
8144 * cse.c (fold_rtx): Likewise.
8145 * flags.h: Remove flag_fast_math. Add
8146 flag_unsafe_math_optimizations and flag_trapping_math.
8147 * fold-const.c (negate_expr): Check
8148 flag_unsafe_math_optimizations, not flag_fast_math.
8149 (invert_truthvalue): Likewise.
8150 (fold): Likewise. Before associating operands, check that
8151 code == MULT_EXPR, not code != MULT_EXPR.
8152 * ifcvt.c (noce_try_minmax): Check
8153 flag_unsafe_math_optimizations, not flag_fast_math.
8154 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
8155 * invoke.texi: Document -funsafe-math-optimizations and
8156 -fno-trapping-math. Change documentation for -ffast-math.
8157 * jump.c (reversed_comparison_code_parts): Likewise.
8158 (rtx_equal_for_thread_p): Likewise.
8159 * optabs.c (emit_conditional_move): Likewise.
8160 * simplify-rtx.c (simplify_binary_operation): Likewise.
8161 (simplify_relational_operation): Likewise.
8162 (simplify_ternary_operation): Likewise.
8163 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
8164 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
8165 Add trapping-math and unsafe-math-optimizations entries to f_options.
8166 (set_fast_math_flags): New, sets flags for -ffast-math.
8167 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
8168 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
8169 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
8171 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
8172 (alpha_emit_conditional_move): Initialize local_fast_math to
8173 flag_unsafe_math_optimizations, not flat_fast_math.
8174 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
8175 instead of setting flag_fast_math to 1.
8176 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
8178 * config/i386/i386.c (override_options): Likewise
8179 * config/i386/i386.md: Likewise.
8180 * config/m68k/m68k.md: Likewise.
8181 * config/mips/mips.md: Likewise.
8182 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
8183 (rs6000_generate_compare): Likewise.
8185 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8187 * Makefile.in: Set RANLIB to @RANLIB@.
8190 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8192 * fixinc/inclhack.def (djgpp_wchar_h): New test.
8193 * fixinc/fixincl.x: Regenerated.
8195 2001-03-07 Richard Henderson <rth@redhat.com>
8197 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
8199 2001-03-07 Richard Henderson <rth@redhat.com>
8201 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
8202 of block notes and exception handling notes.
8204 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
8205 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
8206 (compile_file): ... here.
8208 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8210 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
8212 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
8213 config.h now. Include libiberty.h to handle alloca.
8215 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8217 * c-parse.in (yylexname): New function, split out of _yylex.
8218 (objc_rid_sans_at): New table.
8219 (init_reswords): Initialize it.
8220 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
8221 retrieving the next token and checking it for significance as
8222 an ObjC keyword or string constant.
8224 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
8225 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
8227 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
8230 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
8232 * config/m68k/m68k.c (const_uint32_operand): Accept any
8233 const_int on a 32-bit host.
8235 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8237 * objc/objc-act.c (init_objc): Set save_lang_status,
8238 restore_lang_status, and mark_lang_status.
8240 2001-03-06 Krister Walfridsson <cato@df.lth.se>
8242 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
8244 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
8246 * cppinternals.texi: Update.
8248 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8250 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8251 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
8252 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
8253 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8254 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
8255 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8256 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
8257 config/i386/xm-i386.h, config/i860/xm-i860.h,
8258 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8259 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
8260 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8261 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8262 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8263 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8264 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
8265 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8266 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
8267 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8268 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8269 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
8270 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
8271 match the defaults provided in hwint.h.
8273 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8274 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
8276 * config.gcc (xm_file): Don't set to files which are deleted.
8278 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
8279 guard this file against these macros being undefined.
8281 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8283 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
8284 and DECL_DEFER_OUTPUT on the decl we create, before calling
8285 rest_of_decl_compilation.
8287 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8289 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
8291 * configure, config.in: Regenerate.
8292 * config.gcc: Remove references to deleted files.
8294 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
8295 genrecog.c, rtl.c: Do not use alloca anywhere.
8297 * Makefile.in, build-make, system.h, config/x-interix,
8298 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
8299 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
8300 config/arc/xm-arc.h, config/arm/xm-arm.h,
8301 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8302 config/h8300/xm-h8300.h, config/i370/x-oe,
8303 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
8304 config/i386/x-ncr3000, config/i386/x-sco5,
8305 config/i386/xm-dgux.h, config/i860/x-sysv4,
8306 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
8307 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
8308 config/m68k/x-hp320g, config/m69k/x-mot3300,
8309 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
8310 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
8311 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
8312 config/m88k/x-sysv4, config/m88k/x-tekXD88,
8313 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8314 config/mips/x-iris, config/mips/x-iris3,
8315 config/mips/x-sni-svr4, config/mips/x-sysv,
8316 config/mips/xm-iris6.h, config/mips/xm-mips.h,
8317 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
8318 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
8319 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8320 config/pa/xm-papro.h, config/romp/xm-romp.h,
8321 config/rs6000/x-aix31, config/rs6000/x-aix41,
8322 config/rs6000/x-beos, config/rs6000/x-lynx,
8323 config/rs6000/x-mach, config/rs6000/x-rs6000,
8324 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
8325 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8326 config/sparc/x-sysv4, config/sparc/xm-linux.h,
8327 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
8328 config/vax/xm-vms.h: Eradicate all references to alloca and
8331 * config/xm-alloca.h, config/clipper/x-clix,
8332 config/i386/xm-sysv4.h, config/i860/x-fx2800,
8333 config/i860/x-sysv3, config/m88k/x-sysv3,
8334 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
8335 (contained only alloca related hacks).
8337 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
8340 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
8342 * invoke.texi: Document __FAST_MATH__.
8344 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8346 * crtstuff.c: Restore include of auto-host.h.
8348 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
8350 Put main() in a separate file, so that the language
8351 front-end can use a different main().
8354 * toplev.c: (main): Rename as toplev_main.
8355 * toplev.h: Declare toplev_main.
8356 * Makefile.in (OBJS): add toplev.o.
8357 (BACKEND): remove toplev.o, add main.o.
8359 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8361 * cppfiles.c (search_from): Special case the empty string.
8363 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8365 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
8366 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
8367 strlen or strcpy; we already know the length.
8368 (_cpp_compare_file_date): Similarly.
8369 * cpphash.h (struct cpp_reader): Delete done_initialising.
8370 (CPP_PREV_BUFFER): Delete.
8371 * cppinit.c (cpp_start_read): Don't set done_initialising.
8372 * cpplex.c (parse_string): Guarantee null-termination.
8373 (_cpp_equiv_toklists): Remove.
8374 * cpplib.c (glue_header_name): Null-terminate.
8375 (do_line): Don't leak memory.
8376 * cpplib.h (BT_WEAK): Delete.
8377 * cppmain.c (cb_ident): Strings are now null-terminated.
8379 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
8381 * gcc.c (convert_filename): Append executable suffix
8382 if NO_AUTO_EXE_SUFFIX is not defined.
8383 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
8384 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
8386 2001-03-03 David O'Brien <obrien@FreeBSD.org>
8388 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
8389 * c-parse.gperf, c-gperf.h: Delete.
8390 (c-gperf.h was accidently re-added to the CVS repo in the rev
8391 1.16 commit by tromey)
8393 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8395 * cpplex.c (_cpp_lex_token): Don't warn about directives in
8396 macro arguments when looking for the '('.
8397 * cppmacro.c (funlike_invocation_p): Set parsing_args to
8398 2 when really parsing arguments; 1 when looking for '('.
8399 Always restore the lexer position.
8401 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8403 * longlong.h (umul_ppmm): Don't use a multiline string.
8405 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8407 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
8408 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
8409 t_bool in declaration because pcc can't combine volatile with typedef
8412 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
8414 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
8415 until when it is really needed.
8416 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
8417 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
8418 * i386.md (float?i?f splitter): Don't force source operand to memory
8420 (sse_movdfcc): Fix constraint.
8421 (sse_movdfcc splitter): Handle properly the second alternative.
8423 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8425 * cpplex.c (parse_string): Unconditionally pedwarn.
8427 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8430 * cppexp.c (parse_number): Update.
8431 * cpplex.c (parse_string): Pedwarn if multiline string does not
8432 result from a system header's macro.
8433 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
8434 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
8435 for function-like macros too.
8436 * c-lex.c (lex_number): Update.
8438 2001-03-03 Richard Henderson <rth@redhat.com>
8440 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
8442 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
8444 * combine.c (try_combine): If split with mode-changed scratch
8445 register didn't work, try the original mode.
8447 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
8449 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
8450 * config/c4x/c4x.h: Likewise.
8451 * stor-layout.c (compute_record_mode): Likewise.
8452 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
8454 2001-03-02 Zack Weinberg <zackw@stanford.edu>
8456 * configure.in: Kill tm.h. Include the files in the $tm_file
8457 list in all three of config.h, hconfig.h, tconfig.h, after the
8458 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
8459 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
8460 * configure: Regenerate.
8461 * Makefile.in (clean): Don't delete tm.h.
8463 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
8464 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
8465 those are not defined, set SEC and FEC to 0 and 1.
8466 * gcc.texi: Update to match.
8468 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
8469 * config/fp-bit.c, config/m68k/aux-crt2.asm,
8470 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
8471 Include tconfig.h, not tm.h.
8473 * config/xm-lynx.h, config/xm-std32.h,
8474 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8475 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
8476 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
8477 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8478 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8479 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8480 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
8481 config/i386/xm-i386.h, config/i860/xm-i860.h,
8482 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8483 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
8484 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8485 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8486 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8487 config/pa/xm-linux.h, config/pa/xm-pa.h,
8488 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8489 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
8490 config/pj/xm-pj.h, config/romp/xm-romp.h,
8491 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8492 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8493 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8494 config/v850/xm-v850.h, config/vax/xm-vax.h,
8495 config/we32k/xm-we32k.h:
8497 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
8499 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
8500 config/i370/xm-oe.h: Don't include tm.h. Don't define
8502 * config/vax/xm-vms.h: Don't include tm.h.
8504 * config/xm-lynx.h, config/avr/xm-avr.h,
8505 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
8506 Delete; made empty by above changes.
8507 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8508 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
8509 Don't include config/xm-lynx.h or tm.h.
8511 * config/xm-gnu.h: Don't include fcntl.h.
8512 * config/sparc/xm-lynx.h: Don't include sys/types.h and
8514 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
8516 2001-03-02 Richard Henderson <rth@redhat.com>
8518 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
8519 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
8521 2001-03-02 Richard Henderson <rth@redhat.com>
8523 * Makefile.in (OBJS): Add dwarf2asm.o.
8524 * dwarf2asm.c, dwarf2asm.h: New files.
8525 * dwarf2out.c (*): Use them.
8526 (size_of_uleb128, size_of_sleb128): Remove.
8527 (output_uleb128, output_sleb128): Remove.
8528 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
8529 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
8530 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
8531 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
8532 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
8533 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
8534 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
8535 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
8536 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
8537 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8538 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
8539 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
8540 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
8541 (dwarf2out_frame_debug): Remove unused variables.
8542 (output_loc_operands): Don't abort on 8 byte constants if
8543 host integers are wide enough.
8544 (output_symbolic_ref): Remove.
8545 (size_of_die): Don't assume 4 byte host integers.
8546 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
8548 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
8549 something stupid with HOST_WIDE_INT to long truncation.
8550 [CONST_DOUBLE]: Likewise.
8552 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
8553 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8554 * config/arm/unknown-elf.h: Likewise.
8555 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
8556 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
8557 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
8558 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
8559 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
8560 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
8561 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
8562 (ASM_OUTPUT_DWARF_OFFSET): Remove.
8563 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
8564 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8565 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
8566 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
8568 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8570 * cselib.c (hash_rtx): Cast enums to unsigned int.
8572 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8574 * print-rtl.c (print_rtx): Cast enums to int for comparison.
8575 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
8577 * c-format.c (C_STD_VER): Cast to int for comparisons.
8578 (check_function_format): Cast various enums to int for &.
8579 (maybe_read_dollar_number): Likewise.
8580 (check_format_info): Likewise.
8581 (check_format_info_main): Likewise.
8582 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
8583 (safe_from_p): Likewise.
8584 * varasm.c (const_hash): Cast enum to int for %.
8585 * emit-rtl.c (init_emit_once): Use int loop variable to work around
8586 pcc enum problems with < and ++ operators.
8587 * regclass.c (init_reg_sets_1): Cast enums for comparison.
8588 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
8589 (regclass_init): Change enum class to int to iterate over reg_classes.
8590 * genrecog.c (merge_trees): Cast enums for comparison.
8591 * rtl.h (GET_CODE): Cast to enum rtx_code.
8592 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
8593 (GET_MODE): Cast to enum machine_mode.
8594 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
8595 (GET_NOTE_INSN_NAME): Cast enum to int.
8596 * tree.h (TREE_CODE): Cast to enum tree_code.
8597 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
8598 * timevar.c (timevar_print): Change loop variable id from enum to
8600 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
8601 * config/i386/i386.md: Use PUT_MODE for mode assignment.
8602 * toplev.c (compile_file): Cast enum DFI to int.
8603 (decode_d_option): Likewise.
8605 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
8607 * cppinit.c (append_include_chain): Mark "after" include file name list
8608 as a system directory.
8609 * cpp.texi: Document new behavior.
8611 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
8613 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
8615 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
8617 * cppfiles.c (struct include_file): Update.
8618 (stack_include_file): Use search_from.
8619 (cpp_included, find_include_file): Update.
8620 (cpp_execute_include): Update. ptr->name may not be
8621 null terminated. Use the new search_from member variable
8623 (_cpp_compare_file_date): Similarly.
8624 (search_from): New function, similiar to actual_directory.
8625 (actual_directory): Delete.
8626 (remap_filename): Update. loc->name may not be null terminated.
8627 (struct file_name_list): Rename search_path. Update.
8628 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
8629 search_from and dir.
8630 (struct cpp_reader): Remove actual_dirs.
8631 * cppinit.c (struct cpp_pending): Update for renamed objects.
8632 (append_include_chain, remove_dup_dir, remove_dup_dirs,
8633 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
8634 * cpplib.h (struct cpp_options): Similarly.
8636 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8638 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
8639 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
8640 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
8641 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8642 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8643 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8644 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8645 config/i370/xm-linux.h, config/i370/xm-mvs.h,
8646 config/i370/xm-oe.h, config/i386/xm-aix.h,
8647 config/i386/xm-i386.h, config/i386/xm-osf.h,
8648 config/i860/xm-i860.h, config/i960/xm-i960.h,
8649 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
8650 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
8651 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
8652 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
8653 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
8654 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8655 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8656 config/pj/xm-pj.h, config/romp/xm-romp.h,
8657 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8658 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8659 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8660 config/v850/xm-v850.h, config/vax/xm-vax.h,
8661 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
8662 Do not define TRUE or FALSE.
8664 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
8665 empty by above change.
8666 * config.gcc: Remove references to these files.
8668 * configure.in: Detect stdbool.h.
8669 * configure, config.in: Regenerate.
8670 * system.h: Include stddef.h here if available.
8671 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
8672 Then set up a sensible boolean type at the very end.
8674 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
8675 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
8677 * hash.h: Delete 'boolean' typedef and related #undefs.
8679 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
8680 all uses of 'boolean' with 'bool'.
8682 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
8684 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
8685 * cppexp.c (lex): Cast enums for comparison.
8686 * cppinit.c (parse_option): Cast enum for comparison.
8687 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
8688 (cpp_output_token): Likewise.
8689 (cpp_can_paste): Cast enums for comparsion and plus/minus.
8690 (cpp_avoid_paste): Cast enums for minus and comparison.
8692 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8694 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
8695 field to all array elements.
8697 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8699 * cpphash.h (struct cpp_reader): Add print_version field.
8700 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
8701 just set print_version and other flags as appropriate.
8702 (cpp_post_options): Print version here if print_version is set.
8704 * toplev.c (exit_after_options): New flag.
8705 (independent_decode_option): Don't exit here; just set
8707 (main): Exit after calling lang_hooks.post_options if
8708 exit_after_options is true.
8710 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
8711 (merge_include_chains): Adjust comment to match code.
8713 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8715 * stringpool.c (set_identifier): New function.
8716 * tree.h: Prototype it.
8718 * c-parse.in: Kill D_YES. If compiled for objc, call
8719 save_and_forget_protocol_qualifiers from init_reswords.
8720 * objc/objc-act.c (remember_protocol_qualifiers,
8721 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
8722 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
8724 (save_and_forget_protocol_qualifiers): New function.
8725 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
8727 2001-03-01 Diego Novillo <dnovillo@redhat.com>
8729 * c-semantics.c (prune_unused_decls): Return error_mark_node
8730 instead of (tree) 1 to stop traversing the tree chain.
8732 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8734 Fix a problem introduced by Kenner's Feb 18 change.
8735 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
8736 flag_cse_skip_blocks only temporarily, not for ever.
8738 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
8740 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
8741 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
8743 * pa.c (emit_move_sequence): Verify operand0 is a hard register
8744 before determining its register class.
8746 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8748 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
8749 from reg 4 if current_function_calls_setjmp.
8750 (gen_nop_type): New function.
8751 (ia64_emit_nops): New function.
8752 (ia64_reorg): Call it.
8753 (ia64_sched_reorder): Move code that rotates bundles up a bit.
8755 * reload1.c (eliminate_regs_in_insn): Restrict the special case
8756 code not to try to optimize adds with anything but a REG destination.
8758 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
8759 (INSN_PRIORITY_KNOWN): New accessor macro.
8760 * haifa-sched.c (priority): Use it instead of testing priority against
8763 2001-02-28 DJ Delorie <dj@redhat.com>
8765 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
8766 since that doesn't work the way gcc wants on a generic m68k.
8768 2001-02-28 Richard Henderson <rth@redhat.com>
8770 * caller-save.c (save_call_clobbered_regs): Fix typo in
8771 comparison last change.
8773 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
8775 * i386.c (pentium4_cost): New.
8776 (m_PENT4): New macro.
8777 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
8778 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
8779 x86_integer_DFmode_moves, x86_partial_reg_dependency,
8780 x86_memory_mismatch_stall): Add Pentium4
8781 (x86_use_q_reg, x86_use_any_reg): Kill.
8782 (override_options): Add pentium4.
8783 (incdec_operand): Return 0 for pentium4.
8784 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
8785 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
8786 (TARGET_PENTIUM4): Define.
8787 (enum processor_type): Add PROCESSOR_PENTIUM4.
8788 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
8789 * i386.md (attribute "cpu"): Add pentium4.
8790 * invoke.texi (march): Add pentium4.
8792 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
8794 * i386.md (sse_mov?fcc*): New patterns and splitters.
8795 * i386.c (ix86_expand_movcc): Work post-reload; recognize
8796 the SSE based conditional moves.
8798 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
8800 * i386.md (attribute mode): Add "TI".
8801 (movsf_1): Add pxor support; remove constant propagation splitter.
8802 (movdf_integer): Likewise.
8803 (movdf_nointeger): Likewise.
8804 (movxf constant prop splitter): Handle all modes; update for SSE.
8805 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
8806 * i386.c (standard_80387_constant_p): Rewrite.
8807 (standard_sse_constant_p): New.
8808 * i386-protos.h (standard_sse_constant_p): New.
8810 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
8812 * i386.md (sse_setccsf, sse_setccdf): New.
8813 (sse_cmp* patterns): Use '%D' instead of outputtting condition
8815 * i386.c (sse_comparison_operator): Accept the supported unordered
8816 comparses; be ready for fast_math.
8817 (print_operand): Support 'D'.
8819 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
8821 * jump.c (reversed_comparison_code): Kill.
8823 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
8825 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
8828 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
8830 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
8831 add missing '%' in constraints.
8833 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
8835 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
8836 for HOST_BITS_PER_WIDE_INT == 32 too.
8838 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
8840 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
8842 (insert_save, insert_restore): New parameter save_mode.
8843 (init_caller_save): Update initialization of reg_save_code
8844 and reg_restore_code.
8845 (save_call_clobbered_regs): Compute save_modes and update calls to
8846 reg_save_code and reg_restore_code.
8847 (insert_restore): Unsignetize numbers; use save_modes to choose mode
8848 of spill; update use of reg_restore_code.
8849 (insert_save): Likewise.
8850 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8851 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8852 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
8854 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8856 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
8857 noce_try_store_flag_inc, noce_try_store_flag_mask,
8858 noce_try_cmove_arith):
8859 Use reversed_comparison_code instead of reverse_comparison and
8860 can_reverse_comparison_p.
8862 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
8864 * jump.c (reversed_comparison_code_parts): Allow reversal of
8865 unordered compares in -ffast-math mode; reverse ordered compares
8866 for FP even w/o -ffast-math.
8868 2001-02-27 Richard Henderson <rth@redhat.com>
8870 * print-rtl.c (print_rtx) [i]: Don't print field five on
8871 NOTEs other than NOTE_INSN_DELETED_LABEL.
8873 2001-02-27 Zack Weinberg <zackw@stanford.edu>
8875 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
8876 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
8878 2001-02-27 Diego Novillo <dnovillo@redhat.com>
8880 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
8881 even if walk_subtrees is 0.
8882 * c-semantics.c (prune_unused_decls): Return a non-null value to
8883 stop traversing the tree chain.
8885 2001-02-27 DJ Delorie <dj@redhat.com>
8887 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
8888 register, *then* define it as the new CFA.
8890 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
8892 * pa.c (override_options): Promote -fpic to -fPIC.
8893 (legitimize_pic_address): Simplify due to removal of
8894 small PIC as a code generation option.
8895 (secondary_reload_class): Similarly.
8896 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
8897 (PRINT_OPERAND_ADDRESS): Similarly.
8898 * pa.md (various patterns): Similarly.
8899 (small pic lo_sum pattern): Remove.
8901 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
8904 * md.texi (min, max): Document
8906 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
8908 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
8909 TARGET_PARTIAL_REG_DEPENDENCY.
8910 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
8912 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
8914 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
8916 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
8918 * mips.c (mips_make_temp_file): Fix thinko in last change.
8920 2001-02-26 Jason Eckhardt <jle@redhat.com>
8922 * combine.c (known_cond): Do not reverse the condition when
8923 SMAX/UMAX is being considered and the condition is for equality
8926 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
8928 2001-02-26 Philip Blundell <philb@gnu.org>
8930 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
8932 * config/arm/linux-elf.h: Remove historical relics related to
8933 above configurations.
8934 * config/arm/linux-oldld.h: Delete.
8935 * config/arm/linux-elf26.h: Delete.
8937 2001-02-26 Jason Merrill <jason@redhat.com>
8939 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
8941 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
8942 recognize a tentative definition. Lose obsolete code.
8944 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
8945 variables unless necessary, either.
8947 2001-02-25 Richard Henderson <rth@redhat.com>
8949 * ifcvt.c (struct noce_if_info): Add test_bb.
8950 (noce_get_alt_condition): New.
8951 (noce_try_minmax, noce_try_abs): New.
8952 (noce_operand_ok): New.
8953 (noce_process_if_block): Use them.
8954 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
8956 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
8958 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
8961 2001-02-25 Zack Weinberg <zackw@stanford.edu>
8963 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
8964 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
8966 (mips_asm_file_end): Free temp_filename here.
8968 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8970 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
8971 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
8973 * config/i386/i386.md (movstrsi): Handle FAIL case.
8975 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
8977 * cppinit.c (builtin_array): Update.
8978 (init_builtins): Flag builtins to warn if redefined or
8979 undefined. Define __GXX_WEAK as a normal macro.
8980 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
8981 * cpplib.h (NODE_WARN): New flag.
8982 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
8983 Handle __STDC__ as a builtin only on Solaris.
8984 (warn_of_redefinition): Renamed from check_macro_definition.
8985 Reverse sense of test. Always warn if NODE_WARN.
8986 (_cpp_create_definition): Use warn_of_redefinition. Flag
8987 any macro beginning with "__STDC_" to require a mandatory
8988 warning if redefined or undefined.
8990 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8992 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
8993 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
8994 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
8995 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
8996 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
8997 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
8998 Don't define any of:
8999 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
9000 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
9001 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
9002 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
9003 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
9005 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
9006 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
9009 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
9010 Delete now-empty file.
9012 * alpha/vms.h: Define NEED_ATEXIT here...
9013 * alpha/xm-vms.h: ...not here.
9015 * i386/cygwin.h: Don't define PARAMS.
9016 * mips/mips.c: Don't prototype mktemp. Don't define
9017 P_tmpdir. Use make_temp_file to create temporary files.
9018 Don't be clever and delete temporary files early.
9019 * config.gcc: Drop references to deleted files. Don't define
9021 * gcc.texi: Don't mention USE_PROTOTYPES.
9023 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9025 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
9026 (ix86_set_move_mem_attrs_1): Likewise.
9027 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
9028 * config/i386/i386.md (movstrsi): Call it.
9030 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9032 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
9033 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
9034 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
9035 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
9037 (i750a-*-*): Error here if hosting on i750a.
9038 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
9040 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
9041 Remove (empty modulo comments).
9043 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
9044 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
9045 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
9046 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
9047 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
9048 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
9050 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
9051 Remove reference to winnt.h in comment.
9052 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
9054 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9056 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
9057 used to set another biv.
9059 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9061 * tree.h (BLOCK_DEAD): New macro.
9062 (struct tree_block): New flag, dead_flag.
9063 * print-tree.c (print_node, case 'b'): Print missing fields.
9064 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
9065 * function.c (identify_blocks): Enable test for misplaced notes.
9066 (all_blocks): Skip BLOCK_DEAD blocks.
9067 * integrate.c (integrate_decl_tree): Likewise.
9069 * errors.c (internal_error, trim_filename): New functions.
9070 (fancy_abort): Call internal_error.
9071 * errors.h (internal_error, trim_filename): New declarations.
9073 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
9075 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
9077 (EXTRA_CONSTRAINT): Formatting changes.
9079 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9081 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
9083 2001-02-23 Per Bothner <per@bothner.com>
9085 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
9086 so they can be called from java/jvspec.c.
9087 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
9089 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
9091 * i386.c (ix86_frame): New structure.
9092 (ix86_compute_frame_size): Kill.
9093 (ix86_compute_frame_layout): New.
9094 (ix86_save_reg): New.
9095 (ix86_can_use_return_insn_p): Use frame layout stuff.
9096 (ix86_expand_prologue): Likewise.
9097 (ix86_expand_epilogue): Likewise.
9098 (ix86_initial_elimination_offset): Likewise.
9099 (ix86_nsaved_regs): Use ix86_save_reg.
9100 (ix86_emit_save_regs): Likewise.
9102 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
9104 * flow.c (find_sub_basic_blocks): New function.
9105 (split_block): Be ready for basic block introduced by CODE_LABEL.
9106 (commit_one_edge_insertion): Call find_sub_basic_block.
9108 * flow.c (make_edges): Add edge from entry for blocks starting with
9109 label having ALTERNATE_NAME
9111 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
9113 * function.c (epilogue_done): Be ready for first basic block not
9114 containing PROLOGUE_END note.
9115 (reposition_prologue_and_epilogue_notes): Avoid placing
9116 PROLOGUE_END note between BASIC_BLOCK.
9118 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
9120 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
9122 2001-02-21 DJ Delorie <dj@redhat.com>
9124 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
9125 check for current_function_has_nonlocal_goto from 1999-11-12.
9127 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9129 * diagnostic.c (trim_filename): No longer static.
9130 * toplev.h (trim_filename): Declare.
9131 * rtl.c (rtl_check_failed_bounds): Call internal_error.
9132 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
9133 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
9134 (rtvec_check_failed_bounds): Likewise.
9135 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
9137 * convert.c (convert_to_integer): Don't do unsigned unless result or
9138 both inputs are unsigned.
9140 * fold-const.c (fold_convert): Don't call size_int_type_wide if
9143 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
9145 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
9147 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
9149 * Makefile.in (resource.o): Add params.h dependence.
9150 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
9151 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
9152 * resource.c: Add dependence on params.h.
9153 (current_live_regs): Fix explanatory comment.
9154 (find_basic_block): Add new parameter to permit limiting search
9156 (mark_target_live_regs): Add new argument to find_basic_block call.
9157 (incr_ticks_for_insn): Likewise.
9159 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9161 * diagnostic.c (output_to_stream): Rename to
9162 output_buffer_to_stream. Loses the stream parameter.
9163 (init_output_buffer): Set diagnosic_buffer's stream.
9164 (flush_diagnostic_buffer): Adjust.
9165 (default_print_error_function): Likewise.
9166 (finish_diagnostic): Likewise.
9167 (verbatim): Likewise.
9169 * diagnostic.h (struct output_buffer): Add `stream' field.
9170 (output_buffer_attached_stream): New macro.
9172 2001-02-23 Jakub Jelinek <jakub@redhat.com>
9174 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
9175 check if either operand is divisible by C.
9176 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
9177 If type is signed, consider negative numbers as well.
9179 2001-02-22 Richard Henderson <rth@redhat.com>
9181 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
9182 reach .text instead of gp-relative relocs.
9183 * config/ia64/crtend.asm (.init): Likewise.
9185 2001-02-22 Andreas Jaeger <aj@suse.de>
9187 * extend.texi (C++ Attributes): Fix typo.
9189 2001-02-21 David Mosberger <davidm@hpl.hp.com>
9191 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
9192 functions, drop current_function_args_info.words test.
9193 (ia64_compute_frame_size): Mark syscall_linkage functions as
9194 using eight input registers.
9196 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
9197 Bruce Korb <bkorb@gnu.org>
9199 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
9200 * fixinc/README: Document how to convert sed substitutions
9201 to format style c_fix-es.
9202 * fixinc/fixincl.x: regen
9204 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
9206 * gcc.c: Add comment explaining how to add a command-line option.
9207 Add title to specs language comment.
9209 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9211 * gcc.c (cc1_options): Add "-param".
9212 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
9213 (option_map): Likewise.
9214 * toplev.c (display_help): Add entry for "--param".
9215 (independent_decode_option): Fix typographical error.
9217 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
9218 Bernd Schmidt <bernds@redhat.com>
9219 Jan Hubicka <jh@suse.cz>
9221 * i386.c (function_arg_advance): Pass SSE arguments in registers.
9222 (function_arg): Likewise.
9224 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
9226 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
9228 2001-02-21 Kazu Hirata <kazu@hxi.com>
9230 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
9234 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
9236 * flow.c (init_propagate_block_info): Canon address and use single_set
9237 for killing dead memory stores.
9239 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9241 * Makefile.in (reorg.o): Add params.h dependence.
9242 * params.def: Fix typographical error in comment.
9243 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9244 * params.h: Modify introductory comment.
9245 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9246 * reorg.c: Add dependence on params.h.
9247 (redundant_insn): Add parameterized throttle for search.
9248 (fill_simple_delay_slots): Add a comment explaining a variable.
9249 Move conditional out of loop, simplifying code.
9250 (fill_eager_delay_slots): Fix typographical error in comment.
9252 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
9254 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
9256 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
9257 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
9259 2001-02-21 Jason Merrill <jason@redhat.com>
9261 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
9262 (struct tree_decl): Add uninlinable bitfield.
9263 * c-decl.c (duplicate_decls): Set it.
9264 * integrate.c (function_cannot_inline_p): Check it.
9266 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
9267 DW_AT_MIPS_linkage_name to abstract methods.
9268 (dwarf2out_abstract_function): Emit class context before calling
9269 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
9270 (gen_subprogram_die): Remove obsolete code.
9271 (gen_member_die): Don't include clones in the member list.
9272 (gen_decl_die): Emit abstract info for clone origin.
9273 * dwarfout.c (output_type): Don't include clones in the member list.
9274 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
9275 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
9276 DECL_ABSTRACT on a function that already has it set.
9278 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
9279 (get_subprogram_die): Pass it in.
9281 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
9283 * flow.c (mark_set_1): Make not_dead unsigned long. For
9284 non-pseudos, use it as a bitmask of the hard regs that
9287 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
9289 * cppfiles.c: Update comments.
9290 (_cpp_read_file): Don't check for NULL filenames any more.
9291 * cppinit.c (cpp_start_read): Don't do canonicalization of
9292 in_fname and out_fname. Use the passed file name exclusively.
9293 (_cpp_handle_options): Don't treat "-" as a command line option,
9294 but as a normal filename.
9295 (_cpp_post_options): Canonicalize in_fname and out_fname.
9296 * cppmain.c (printer_init): Don't check out_fname for NULL.
9297 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
9298 (init_c_lex): Update, and use "" to represent stdin to CPP.
9301 2001-02-20 Will Cohen <wcohen@redhat.com>
9303 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
9304 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
9305 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
9308 2001-02-20 Stan Shebs <shebs@apple.com>
9310 * config/rs6000/rs6000.c (output_cbranch): Output branches
9311 on separate lines instead of using ';' to separate.
9313 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9315 * cppinit.c (set_lang): Move builtin handling to...
9316 (init_builtins): ...here.
9317 (_cpp_create_reader): Move call to set_lang.
9319 2001-02-20 Mark Mitchell <mark@codesourcery.com>
9321 * stmt.c (expand_return): If an attempt is made to return the
9322 error_mar_node, treat the return like a return without a value.
9324 2001-02-19 Zack Weinberg <zackw@stanford.edu>
9326 * sibcall.c (skip_copy_to_return_value): Call
9327 identify_call_return_value here, and return orig_insn if it
9328 returns zero. Hardret and softret arguments now unnecessary.
9329 (call_ends_block_p): Don't call identify_call_return_value here.
9331 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
9333 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
9334 * ggc.h (ggc_mark_if_gcable): Delete prototype.
9336 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
9338 * pa.c (move_operand): Accept code to load the address of a
9339 symbol out of the DLT as a valid move operand.
9340 (print_operand, case 'A'): New to handle generating a DLT
9341 reference for a LO_SUM expression.
9342 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
9343 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
9345 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
9347 * README, cpp.texi, gcc.texi, version.c: Update version number to
9349 * cpp.1, gcov.1, gcc.1: Regenerate.
9351 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9353 * cppfiles.c (stack_include_file): Generate dependencies
9354 here, and manage include_count here too.
9355 (PRINT_THIS_DEP): Delete.
9356 (_cpp_execute_include): Do not generate dependencies here,
9357 apart from the case of a missing header. Do not manage
9359 (_cpp_read_file): Leave dependency generation to
9362 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
9364 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
9365 target_cpu_default. Remove dead assignment to
9368 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
9370 * regclass.c (contains_reg_of_mode): Make global.
9371 (init_reg_sets): Remove contains_reg_of_mode; take into account
9372 CLASS_MAX_NREGS when looking for the proper mode.
9373 (dump_regclass): Dump only classes considered for the pseudo.
9374 (regclass): Use contains_reg_of_mode.
9376 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
9378 * gcc.c (do_spec_1): 'n' for printing notices.
9379 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
9381 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
9383 * reg-stack.c (next_flags_user): Use current_block->end
9384 (swap_rtx_condition): Look for next user if flags don't die;
9385 give up on CALL_INSNs; use current_block->end.
9387 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9389 * sibcall.c (call_ends_block_p): New function.
9390 (optimize_sibling_and_tail_recursive_call): Use it.
9392 2001-02-18 Kazu Hirata <kazu@hxi.com>
9394 * config/h8300/h8300.md: Update copyright.
9395 (andsi3): Do not output an extra newline character.
9397 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9399 * toplev.c (note_deferral_of_defined_inlined_function): Argument
9400 FNDECL may be unused.
9402 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
9403 follow jumps after first run.
9404 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
9405 it doesn't change any jumps.
9407 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
9409 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
9410 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
9411 (mostlyclean): Corresponding changes.
9412 * rtlanal.c (hard-reg-set.h): Include.
9413 (rtx_unstable_p): Do not treat the argument pointer specially
9414 if it is not a fixed register.
9415 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
9417 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9419 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
9420 against last real insn in basic block.
9421 Rework to avoid gotos.
9423 * Makefile.in (gcse.o): Now includes ggc.h.
9424 * gcse.c: Include ggc.h.
9425 (want_to_gcse_p): Verify expression can be in SET as valid insn.
9426 (try_replace_reg): Remove warning of uninitialize variable.
9427 (process_insert_insn): Call invalid_insn_p to validate insn.
9428 * recog.c (insn_invalid_p): Now global.
9429 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
9430 * recog.h (insn_invalid_p): New declaration.
9432 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
9434 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
9435 assignments from FP constants since 'Y' output code can't handle it.
9436 (eligible_for_sibcall_delay): Likewise.
9438 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
9439 Call fancy_abort directly, passing args.
9440 (print_rtl_and_abort): Now a macro, like fancy_abort.
9442 * final.c (output_operand_lossage): Use internal_error, not error.
9444 2001-02-18 Shane Nay <shane@agendacomputing.com>
9446 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
9447 structure shift insns.
9449 2001-02-18 Mark Mitchell <mark@codesourcery.com>
9451 * invoke.texi (-fsquangle): Remove documentation.
9452 (-fname-mangling-version): Likewise.
9454 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
9456 * optabs.c (expand_abs): Remove reference to
9457 HAVE_contitional_arithmetic.
9458 * combine.c (simplify_set): Likewise.
9460 2001-02-18 Richard Henderson <rth@redhat.com>
9462 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
9465 2001-02-18 Richard Henderson <rth@redhat.com>
9467 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
9469 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
9471 * reload1.c (reload_cse_simplify_set): Fix typo.
9473 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9475 * diagnostic.c (_fatal_insn): Decrement errorcount.
9477 * invoke.texi (-I): Add note avoiding use for system header files.
9479 * rtl.h (add_clobbers): Remove duplicate declaration.
9480 * recog.h (added_clobbers_hard_reg_p): New declaration.
9481 * genemit.c (struct clobber_pat): New field has_hard_reg.
9482 (gen_insn): Record if added clobbers clobber hard reg.
9483 (gen_split): Avoid unused warning if number of operands is 0.
9484 (output_added_clobbers_hard_reg_p): New function.
9487 2001-02-18 Alan Modra <alan@linuxcare.com.au>
9489 * pa.c (hppa_expand_prologue): Simplify code storing return
9490 pointer. For large (>=8k) frames with a post_store, adjust stack
9491 pointer by 8k-64 first rather than by 64. When testing with
9492 VAL_14_BITS_P, always use the actual value rather than the value
9493 negated. Add blockage to prevent scheduling of spills before
9494 stack frame has been created.
9495 (hppa_expand_epilogue): Simplify code loading return pointer.
9496 Allow a slightly larger range for merge_sp_adjust_with_load case.
9497 When testing with VAL_14_BITS_P, always use the actual value.
9499 * pa.c (pa_adjust_insn_length): Check that block move
9500 pattern is a set before looking at operands.
9502 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9504 * fold-const.c (fold_binary_op_with_conditional_arg): New
9505 function, split out from ...
9507 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
9508 conditional arms that throw exceptions.
9510 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
9513 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9515 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
9516 define HAVE_DECL_* to 1 to mask potential backup declarations.
9517 * configure: Regenerated.
9519 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9521 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
9523 2001-02-17 Richard Henderson <rth@redhat.com>
9525 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
9526 when replacing a memory load with a register.
9528 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9529 Jan Hubicka <jh@suse.cz>
9531 * recog.c (validate_replace_src_1): New.
9532 (validate_replace_src_data): Likewise.
9533 (validate_replace_src): Use note_uses.
9534 * rtl.h (note_uses): Declare.
9535 * rtlanal.c (note_uses): New.
9537 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
9539 * reg-stack.c (stack_def): Make field reg unsigned.
9540 (remove_regno_note): Unsignetize parameter.
9542 2001-02-16 Jes Sorensen <jes@linuxcare.com>
9544 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
9545 shladd_operand() call.
9547 2001-02-16 Bruce Korb <bkorb@gnu.org>
9548 Rodney Brown <RodneyBrown@mynd.com>
9550 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
9551 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
9552 machine restrictions
9553 * fixinc/fixincl.x: regen
9555 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9557 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
9559 (hash_scan_insn): Clean up calls to hash_scan_set.
9560 (compute_kill_rd): REGNO now unsigned.
9561 (try_replace_reg): Rework to use simplify_replace_rtx.
9562 (cprop_jump, cprop_cc0_jump): Likewise.
9563 (cprop_insn): Call find_reg_equal_equiv_note.
9564 Reflect changes to cprop_jump and cprop_cc0_jump.
9566 * recog.c (validate_replace_src): Replace in operands of
9567 ZERO_EXTRACT in SET_DEST.
9569 * cse.c (new_label_ref): New variable.
9570 (insert): Set it instead of recorded_label_ref.
9571 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
9572 CODE_LABEL for this function, and not already in REG_LABEL note.
9574 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
9576 * resource.c (mark_referenced_resources): Fix typo in introductory
9578 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
9581 2001-02-16 Jason Merrill <jason@redhat.com>
9583 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
9585 (gen_subprogram_die): Don't abort on seeing a second definition if
9586 the previous one was abstract. Don't replace an abstract instance
9587 in the lookup table.
9589 * dwarf2out.c (dwarf2out_abstract_function): Rename from
9590 gen_abstract_function.
9591 * dwarf2out.h: Declare it.
9592 * toplev.c (note_outlining_of_inline_function): New fn.
9593 * toplev.h: Declare it.
9594 * integrate.c (output_inline_function): Call it.
9595 * c-decl.c (duplicate_decls): Call it when redefining an extern
9596 inline. Don't inline the new defn.
9598 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
9600 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9602 * .gdbinit: Rename to gdbinit.in.
9603 * gdbinit.in: New file,
9604 * configure.in: Generate .gdbinit from gdbinit.in.
9605 * configure: Regenerated.
9606 * Makefile.in (distclean): Always remove .gdbinit.
9608 2001-02-16 Jakub Jelinek <jakub@redhat.com>
9610 * objc/objc-act.c (start_class): Register implemented_classes with
9613 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
9615 * cppfiles.c (_cpp_make_system_header): Generate a file
9618 2001-02-15 Jim Meyering <meyering@lucent.com>
9620 * Makefile.in (install-common): Don't depend on installdirs here.
9621 Instead, make each of the lang.install-common targets (e.g.,
9622 c++.install-common in cp/Make-lang.in) depend on it.
9623 (install-driver): Depend on installdirs.
9625 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9627 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
9629 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
9632 2001-02-15 Mark Mitchell <mark@codesourcery.com>
9634 * invoke.texi (--param): Document.
9636 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
9638 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
9640 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
9642 * i386.md (extendsfdf2_2): Fix constraints.
9644 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
9646 * i386.md (fop_df_3 splitter): Fix operand number.
9648 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
9650 * invoke.texi (-mreg-alloc): Nuke.
9651 * i386.c (ix86_reg_alloc_order, regs_allocated,
9652 order_regs_for_local_alloc): Nuke.
9653 (override_options): Kill reg_alloc code.
9654 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
9655 (REG_ALLOC_ORDER): SSE goes before I387.
9656 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
9657 (ix86_reg_alloc_order): Likewise.
9658 * i386-protos.h (ix86_reg_alloc_order): Kill.
9660 2001-02-14 Richard Henderson <rth@redhat.com>
9662 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
9664 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
9666 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
9668 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
9670 * i386-protos.h (ix86_memory_move_cost): Move offline.
9671 * i386.c (ix86_register_move_cost): Compute properly cost of
9672 SSE, MMX and i387 instructions.
9673 (*_cost): Add costs of SSE/MMX moves.
9674 (ix86_memory_move_cost): Move offline from ....; Likewise.
9675 * i386.h (MEMORY_MOVE_COST): .... here;
9676 (struct processor costs): Add new fields to represent costs
9679 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
9681 * regclass.c (init_reg_sets_1): Reinstall the optimization of
9682 move_cost together with Matt Kraai's fix.
9684 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9686 * Makefile.in (OBJS): Add params.o.
9688 2001-02-14 Richard Henderson <rth@redhat.com>
9689 DJ Delorie <dj@redhat.com>
9691 * jump.c (jump_optimize_1): When we delete a conditional jump
9692 preceeding a non-conditional jump to effectively the same place,
9693 make sure that the combined jump skips any clobber insns between
9696 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9698 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
9700 2001-02-14 Mark Mitchell <mark@codesourcery.com>
9702 * Makefile.in (toplev.o): Depend on params.h.
9703 (intergate.o): Likewise.
9704 (params.o): New target.
9705 * flags.h (inline_max_insns): Remove.
9706 * integrate.c: Include params.h.
9707 Use MAX_INLINE_INSNS instead of inline_max_insns.
9708 * params.c: New file.
9709 * params.h: Likewise.
9710 * params.def: Likewise.
9711 * toplev.c: Include params.h.
9712 (lang_independent_params): New variable.
9713 (decode_f_option): Use the param machinery instead of setting
9715 (independent_decode_option): Handle "--param name=value".
9716 (main): Register language-independent parameters.
9718 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
9720 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
9722 2001-02-14 Richard Henderson <rth@redhat.com>
9724 * regclass.c (init_reg_sets_1): Revert last two changes.
9726 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9728 * stor-layout.c (is_pending_size, put_pending_size): New functions.
9729 (variable_size): Call put_pending_size.
9730 * tree.h (is_pending_size, put_pending_size): Add prototypes.
9731 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
9732 sizes list, put newly created SAVE_EXPR there as well.
9734 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9736 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
9737 (errata_find_address_regs): load_group has only 2 entries.
9738 (errata_emit_nops): Likewise. shladd is not problematic.
9739 Clear last_group if nop was emitted.
9740 (fixup_errata): load_group has only 2 entries.
9743 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
9745 * c-lex.c (lex_number): Only warn traditionally for U suffix
9746 outside system macros.
9747 * cppexp.c (parse_number): Similarly.
9748 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
9749 * cppmacro.c (struct cpp_macro): New member node.
9750 (parse_args): Only warn about missing rest args if not
9752 (funlike_invocation_p): Similarly for uninvoked funlike macros.
9753 (cpp_sys_objmacro_p): New.
9754 (_cpp_create_definition): Store the node with the macro defn.
9755 Remember if the macro is defined in a system header.
9757 2001-02-13 DJ Delorie <dj@redhat.com>
9759 * configure.in (check_languages): determine languages to check
9760 * Makefile.in (check-c++): alias for check-g++
9761 (check-f77): alias for check-g77
9762 (CHECK_TARGETS): depend on configured languages
9764 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
9766 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9767 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9768 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9769 (sqrtextendsfdf2): Disable for SSE2.
9771 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9773 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9774 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9775 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9776 (sqrtextendsfdf2): Disable for SSE2.
9778 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
9780 * i386.md (movsfcc_1): Support integer cmove instruction.
9781 (movdfcc_1): Likewise; new splitter.
9783 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
9785 * i386.c (output_fp_compare): Support SSE.
9786 (prepare_fp_compare_args): SSE comparisons always support memory.
9787 * i386.h (TARGET_CMOVE): SSE imply cmove.
9788 * i386.md (cmp?f2): Enable for SSE too.
9789 (cmpfp_i*): Support SSE.
9791 (cmpfp_i_sse_only): New.
9792 (s*, b* fp expanters): Enable for SSE too.
9793 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
9796 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
9798 * regclass.c (init_reg_sets_1): Silence warning.
9800 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
9802 * i386.md (sqrt?f2): Change to expander.
9803 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
9805 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9807 * rtlanal.c (find_reg_equal_equiv_note): New function.
9808 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
9809 (simplify_gen_relational, simplify_replace_rtx): Likewise.
9810 * rtl.h: Add declarations for above functions.
9812 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
9814 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
9816 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
9817 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
9818 * flow.c (mark_regs_live_at_end): Likewise.
9819 (calculate_global_regs_live): Likewise.
9820 * gcse.c (compute_hash_table): Likewise.
9821 (compute_kill_rd): Likewise.
9822 * resource.c (mark_target_live_regs): Likewise.
9823 * rtl.h (INVALID_REGNUM): New macro.
9825 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
9827 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
9829 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
9831 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
9834 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
9836 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
9838 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
9839 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
9840 (fop_sf_1_sse, fop_df_1_sse): New patterns
9841 (fop_*): Disable float_extend and float patterns for SSE compilation.
9842 * i386.c (output_387_binary_op): Support SSE.
9844 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
9846 * i386.md (dummy_extendsfdf2): Support SSE2
9847 (extendsfdf2): Enable if 80387 or SSE2.
9848 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
9849 and no MIX_I387_SSE2
9850 (extendsfdf2_1_sse_only): New pattern.
9851 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
9853 (truncdfsf2_1): Support SSE.
9854 (truncdfsf2_2): Support SSE.
9855 (truncdfsf2_2_1_sse): New pattern.
9856 (fixtruncsfsi2): Always use SSE if available.
9857 (fix_truncsfsi_sse): New pattern.
9858 (fix_truncdfsi_sse): New pattern.
9859 (floatsis?f2): Support SSE.
9860 (floatsidf2_i387): New pattern.
9861 (floatsidf2_sse): Likewise.
9863 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9865 * configure.in: Use "have_gnat" variable, not "gnat".
9866 * configure: Regenerated.
9868 * config/sparc/sparc.c (function_value): Treat all non-record
9869 aggregate types like used to treat UNION_TYPE.
9871 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
9873 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
9874 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
9876 (MASK_MIX_SSE_I387): New.
9877 (TARGET_SSE): SSE2 imply SSE.
9878 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
9879 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
9880 (enum reg_class): Add new classes.
9881 (REG_CLASS_NAMES): Likewise.
9882 (REG_CLASS_CONTENTS): Likewise.
9883 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
9884 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
9885 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
9886 (CLASS_MAX_NREGS): Use new macros.
9887 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
9888 * i386.md (pushsf, movsf): Support SSE.
9889 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
9890 splitters to use ANY_FP_REGNO_P.
9891 (movdf_nointeger, movdf_integer): Likewise.
9893 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9895 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
9896 (try_combine): Use it.
9898 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
9900 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
9901 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
9902 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
9903 (REGISTER_MOVE_COST): Likewise.
9904 * i386-protos.h (ix86_secondary_memory_needed,
9905 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
9906 * i386.c (ix86_secondary_memory_needed,
9907 ix86_preferred_reload_class, ix86_register_move_cost): New function.
9909 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
9911 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
9912 (HARD_REGNO_MODE_OK): Move offline to ....
9913 * i386.c (ix86_hard_regno_mode_ok) ... here;
9914 refuse all incorrect modes.
9915 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
9917 2001-02-13 Richard Henderson <rth@redhat.com>
9919 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
9920 entire operator; replicate that and match_dup the operands.
9921 (cmp_ccx_arith_op_set): Likewise.
9922 (cmp_cc_arith_op_not_set): Likewise.
9923 (cmp_ccx_arith_op_not_set): Likewise.
9925 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9927 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
9929 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9931 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
9932 (TARGET_NO_BITFIELD_WORD): New macro.
9933 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
9934 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
9936 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9938 * cselib.c: New file, from simplify-rtx.c.
9939 * simplify-rtx.c: Remove cselib parts.
9940 * Makefile.in: Add cselib.o.
9942 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9944 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
9945 (setup_incoming_varargs): Remove warning.
9947 * config/rs6000/rs6000.c (validate_condition_mode): When
9948 flag_fast_math, allow floating-point conditionals to be reversed.
9949 (rs6000_generate_compare): When flag_fast_math, don't generate
9950 cror operations for FP conditionals.
9952 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
9954 (ASM_SPEC): Likewise.
9955 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
9956 (CC1_SPEC): Likewise.
9957 (LINK_TARGET_SPEC): Likewise.
9958 (CPP_ENDIAN_SPEC): Likewise.
9959 * Makefile.in (check-consistency): New target.
9961 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
9963 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
9964 "return type defaults" warning for functions with return type
9966 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
9967 function declarations by default rather than only when pedantic.
9969 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
9971 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
9974 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9976 * extend.texi (Deprecated): Deprecate new initializer lists.
9978 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9980 * mkdeps.c (deps_add_default_target): Robustify. Add
9981 basename component only.
9982 * cpp.texi (-M): Describe how default target is generated.
9983 * invoke.texi (-M): Likewise.
9985 2001-02-12 Kazu Hirata <kazu@hxi.com>
9987 * toplev.c (push_float_handler): Remove.
9988 (pop_float_handler): Remove.
9989 * toplev.h: Remove prototypes for the above functions.
9991 2001-02-12 Jakub Jelinek <jakub@redhat.com>
9993 * c-common.c (constant_fits_type_p): New function.
9994 (convert_and_check): Use it.
9996 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9998 * Makefile.in (GXX_ABI_FLAG): Don't define.
9999 * configure.in (--enable-new-gxx-abi): Remove option.
10000 * config.in: Regenerated.
10001 * configure: Likewise.
10003 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
10005 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
10007 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
10008 regular basic block, and arrange for all edges into it to switch
10011 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10013 * Makefile.in (distclean): Do not remove .gdbinit.
10015 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10017 * Makefile.in (gcc.o): Fix typos.
10018 (protize.o): Likewise.
10019 (unprotoize.o): Likewise.
10021 2001-02-11 Richard Henderson <rth@redhat.com>
10023 * tree.c (build1): Check for null operand in last change.
10025 2001-02-11 Richard Henderson <rth@redhat.com>
10027 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
10028 (fold): Don't assume a constant isn't foldable.
10029 * tree.c (build): Set TREE_CONSTANT for an expression with no
10030 side-effects and constant operands.
10031 (build1): Likewise.
10033 2001-02-10 Richard Henderson <rth@redhat.com>
10035 * jump.c (squeeze_notes): Revert 2000-05-12 change.
10037 2001-02-10 Anthony Green <green@redhat.com>
10039 * cpp.texi (Standard Predefined): Add documentation for
10042 * c-common.c (combine_strings): Improve warning message.
10044 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
10046 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
10048 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
10050 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
10052 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
10055 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10057 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
10060 2001-02-09 Nick Clifton <nickc@redhat.com>
10062 * config/arm/arm.md: Change output contraint on post inc
10063 load/store multiple patterns to be a read/write contraint.
10065 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
10067 * gcc.c (cpp_options): Delete .d files on error. Don't delete
10068 .o files when using the -M options.
10070 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10071 David Edelsohn <edelsohn@gnu.org>
10073 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
10074 handle DImode constants. Use one TOC entry for SImode and smaller
10075 constants, aligned properly.
10077 2001-02-08 Jason Merrill <jason@redhat.com>
10079 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
10080 about the SP adjustment for saving the static chain pointer.
10081 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
10082 offset when setting a temporary CFA register.
10084 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
10086 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
10087 powerpc-*-chorusos* .
10088 * config/rs6000/chorus.h : New file.
10089 * config/i386/chorus.h : New file.
10090 * config/sparc/chorus.h : New file.
10091 * config/sparc/t-chorus-elf : New file.
10093 2001-02-08 David Edelsohn <edelsohn@gnu.org>
10095 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
10096 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
10097 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
10098 (__WCHAR_TYPE__): Correct macro name.
10100 2001-02-08 Richard Henderson <rth@redhat.com>
10102 * config/i386/i386.c (ix86_frame_pointer_required): New.
10103 (ix86_setup_frame_addresses): New.
10104 (struct machine_funciton): Add accesses_prev_frame.
10105 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
10106 ix86_frame_pointer_required.
10107 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
10108 (SETUP_FRAME_ADDRESSES): New.
10109 * config/i386/i386-protos.h: Update.
10110 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
10111 from FRAME_POINTER_REQUIRED.
10112 * config/i386/svr3gas.h: Likewise.
10113 * config/i386/sysv3.h: Likewise.
10114 * config/i386/v3gas.h: Likewise.
10116 2001-02-08 Richard Henderson <rth@redhat.com>
10118 * config/sparc/sparc.c (function_arg_record_value_3): Fix
10119 calculation of the number of integer registers required.
10120 (function_arg_record_value): Likewise.
10122 2001-02-08 Jason Merrill <jason@redhat.com>
10124 * diagnostic.c (internal_error): Say "confused" after 1 error, not
10125 two. Print file and line with "confused" message.
10127 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
10129 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10131 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
10133 2001-02-08 Bernd Schmidt <bernds@redhat.com>
10135 * final.c (cleanup_subreg_operands): The address of a MEM can
10138 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
10141 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
10143 * gcc.texi (Incompatibilities): Update documentation of
10144 preprocessing numbers.
10146 2001-02-07 Jakub Jelinek <jakub@redhat.com>
10148 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
10150 2001-02-07 Mark Mitchell <mark@codesourcery.com>
10152 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
10154 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
10155 * gcc.c (struct compiler): Add cpp_spec field.
10156 (input_file_compiler): New variable.
10157 (do_spec_1): Allow a particular compiler to handle `%C'
10159 (main): Store the current compiler in input_file_compiler.
10160 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
10162 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
10164 * cpphash.h (struct spec_nodes): Add n_true and n_false.
10165 * cppinit.c (cpp_create_reader): Initialize them.
10166 (append_include_chain): cxx_aware arg might be unused.
10167 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
10168 keywords and give them their phase 7 meaning. Pedwarn about
10169 this unless '__bool_true_false_are_defined' is defined.
10171 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10173 * lcm.c (optimize_mode_switching): Emit mode_set before the
10174 JUMP_INSN of an abnormal edge.
10176 2001-02-07 Bernd Schmidt <bernds@redhat.com>
10178 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
10179 a scheduling barrier at the end.
10181 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
10183 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10185 * config/sh/sh.md (reload_outsf): Removed.
10186 (movsf_ie): Introduce constraints for FPUL loads and stores.
10187 (reload_insf): Broaden the output constraint.
10189 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
10191 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
10192 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
10194 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
10196 * final.c: Revert my previous changes.
10197 * output.h: Make profile_label_no extern.
10198 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
10199 for generating label.
10201 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
10203 * config/i386/djgpp.h: Add comments about standard paths.
10204 (MD_EXEC_PREFIX): Undefine before defining.
10205 (MD_STARTFILE_PREFIX): New.
10207 2001-01-30 Bruce Korb <bkorb@gnu.org>
10209 fixinc/fixincl.c(process): Emit error message only if appropriate :)
10210 (load_file): do not rely on load_file_data() to close file pointer
10211 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
10212 fixinc/inclhack.def(irix_limits_const): add test_text
10214 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10216 * cppexp.c (parse_defined): Improve diagnostics for invalid
10219 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10221 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
10223 2001-02-06 Mark Mitchell <mark@codesourcery.com>
10225 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
10226 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
10227 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
10228 (rs6000_output_symbol_ref): New function.
10229 (output_toc): Use VTABLE_NAME_P.
10231 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10233 * print-tree.c (print_node, case PARM_DECL):
10234 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
10236 * stor-layout.c (reference_types_internal): New variable.
10237 (internal_reference_types): New function.
10238 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
10239 * tree.h (internal_reference_types): New declaration.
10241 * cse.c (find_best_addr): Fix typo in computing cost.
10243 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10245 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
10246 and this is the sum of a pointer and a constant, we know the result
10248 (num_sign_bit_copies, case PLUS): Likewise.
10249 * explow.c (convert_memory_address): Remove opposite SUBREG.
10250 * function.c (instantiate_new_reg): New function (from common code).
10251 (instantiate_virtual_regs_1): Call it.
10252 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
10253 if pointers sign- or zero-extend.
10254 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
10255 If pointers extend unsigned, use inside of SUBREG.
10256 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
10258 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
10260 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
10261 subdir of gcc_gxx_include_dir.
10262 (gcc_gxx_target_include_dir): Remove.
10264 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
10266 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
10267 (dwarf2out_frame_debug_expr): Revise introductory comments to add
10268 a high-level description.
10270 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
10272 * final.c: Move the declaration of profile_label_no to ...
10273 * output.h: ... here.
10274 * function.c (expand_function_start): Call PROFILE_HOOK.
10275 * config/rs6000/aix.h: Define PROFILE_HOOK.
10276 * config/rs6000/rs6000-protos.h: output_profile_hook new.
10277 * config/rs6000/rs6000.c (output_profile_hook): Define.
10278 (output_prolog): Do nothing for ABI_AIX as it is taken care by
10279 output_profile_hook.
10280 tm.texi : Explain new macro PROFILE_HOOK.
10282 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
10284 * extend.texi (Extended Asm): Do not say that semicolon is always
10285 a valid line-breaking character for GNU assemblers. Use
10286 newline-tab as the most commonly supported syntax. Use
10287 newline-tab rather than semicolon in multi-insn examples.
10289 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10291 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
10293 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10294 David Edelsohn <edelsohn@gnu.org>
10296 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
10297 code for AIX, even without flag_pic.
10299 2001-02-05 Jakub Jelinek <jakub@redhat.com>
10301 * c-typeck.c (common_type): push and pop binding level around
10302 calling common_type on function parameters.
10304 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
10306 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
10308 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10310 * config/mips/mips.c (override_options): Fix typo in last change.
10311 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
10312 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
10314 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
10316 * invoke.texi (-fdump-class-layout): Document.
10317 (-fdump-translation-unit): Use `=' as filename separator.
10319 2001-02-05 Mark Mitchell <mark@codesourcery.com>
10321 * Makefile.in (s-mlib): Don't build multilibs if
10322 --disable-multilib.
10323 (DRIVER_DEFINES): Adjust accordingly.
10325 (protoize.o): Likewise.
10326 (unprotoize.o): Likewise.
10327 * configure.in: Recognize --enable-multilib.
10329 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10331 * Makefile.in (DRIVER_DEFINES): Fix quoting.
10333 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
10334 * configure.in: Remove --enable-libstdcxx_v3 support.
10335 * configure: Regenerated.
10337 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10339 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
10340 Call abort instead of fatal.
10341 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
10342 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
10343 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
10344 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
10345 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
10346 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
10348 * diagnostic.h (set_internal_error_function): Renamed.
10349 * toplev.h (internal_error): Renamed from fatal.
10350 (pfatal_with_name): Deleted.
10351 (fatal_io_error): Now has printf-style arguments.
10352 * diagnostic.c (pfatal_with_name): Deleted.
10353 (fatal_io_error): Rework to have args in printf-style.
10354 (set_internal_error_function): Renamed from set_fatal_function.
10355 (internal_error): Renamed from fatal.
10356 (error_recursion, fancy_abort): Call internal_error instead of fatal.
10357 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
10358 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
10359 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
10360 * flow.c (verify_flow_info): Likewise.
10361 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
10362 * config/mips/mips.c (save_restore_insns): Likewise.
10364 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
10365 * flow.c (verify_flow_info): Likewise.
10366 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
10367 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
10368 (avr_normalize_condition): Likewise.
10369 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
10370 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
10371 (limit_reload_class, double_reg_to_memory): Likewise.
10372 (print_operand_address, emit_1600_code_shift): Likewise.
10373 (gen_tst_reg, gen_compare_reg): Likewise.
10374 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
10375 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
10377 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
10379 * c-parse.in (methoddef): Call fatal_error instead of fatal.
10380 * objc/objc-act.c (build_ivar_chain): Likewise.
10381 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
10383 * graph.c (clean_graph_dump_file): Likewise.
10384 * profile.c (init_branch_prob): Likewise.
10385 * objc/objc-act.c (objc_init): Likewise.
10387 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
10388 * config/avr/avr.c (avr_override_options): Likewise.
10389 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
10390 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
10391 * config/h8300/h8300.c (h8300_init_once): Likewise.
10392 * config/mips/mips.c (override_options): Likewise.
10393 * config/i386/i386.c (override_options): Likewise, rework.
10394 * config/m68k/m68k.c (override_options): Likewise.
10396 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
10398 * config/mips/mips.c (print_operand): Likewise.
10399 * hash.c (hash_allocate): Don't check for failure returns from
10400 obstack functions that can't fail.
10401 (hash_table_init_n, hash_table_init): Likewise; also now return void.
10402 * hash.h (hash_table_init_n, hash_table_init): Now return void.
10403 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
10404 (get_object_reference): Likewise.
10406 2001-02-04 Nick Clifton <nickc@redhat.com>
10408 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
10409 StrongARM1110, 10TDMI, and 1020T.
10411 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10413 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
10415 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
10417 * config/sh/sh.md (movdf load split): Pass register number to
10418 FP_OR_XD_REGISTER_P.
10420 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10422 * cppinit.c (BC): New macro.
10423 (builtin_array): Add __GXX_WEAK__.
10424 * cpplib.h (builtin_type): Add BT_WEAK.
10425 * cppmacro.c (builtin_macro): Handle BT_WEAK.
10426 * defaults.h (SUPPORTS_ONE_ONLY): Define.
10427 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
10429 2001-02-03 Jakub Jelinek <jakub@redhat.com>
10431 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
10433 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10435 * cpphash.h: Rename _ALIGN POOL_ALIGN.
10436 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10438 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10440 * cpphash.h: Rename ALIGN _ALIGN.
10441 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10443 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
10445 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
10446 compilation environment.
10447 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
10448 control over location of cygwin includes and libs.
10450 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10452 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
10454 2001-02-02 lars brinkhoff <lars@nocrew.org>
10456 * md.texi (Standard Names): remove reference to spur.md.
10458 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10460 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
10461 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
10462 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
10463 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
10464 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10466 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10468 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
10469 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
10470 number before reload.
10471 (c4x_adjust_cost): Return zero before reload.
10472 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
10473 split before reload.
10475 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10477 * c4x.c (c4x_hard_regno_rename_ok): New.
10478 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
10479 * c4x.h (HARD_REGNO_RENAME_OK): Define.
10481 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10483 * diagnostic.h: Add missing "extern" in all declarations.
10485 2001-02-02 Alex Samuel <samuel@codesourcery.com>
10487 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
10488 as for gcc_gxx_include_dir.
10490 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
10492 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
10494 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10496 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
10497 label before alignment to be used as the braf base address.
10498 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
10500 (casesi_jump_2): Require at least TARGET_SH2.
10502 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
10503 truncation to 32-bit doubles on -m3e and -m4-single-only.
10505 2001-02-02 Mark Mitchell <mark@codesourcery.com>
10507 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
10508 the default when building a shared object.
10509 (init_spec): Use it.
10510 * testsuite/lib/g++.exp: Include the directory where libgcc
10511 is located to the LD_LIBRARY_PATH list.
10512 * invoke.texi (-shared-libgcc): Document the cases in which
10513 GCC defaults to using the shared libgcc.
10515 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10517 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
10518 unsigned is wide enough.
10519 (BITS_PER_SI): New.
10520 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
10521 (si_to_float): Likewise.
10522 (float_to_si, float_to_usi): Use BITS_PER_SI.
10524 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10526 * dwarf2out.c: Added explanation of abbreviations.
10527 (def_cfa_1): Added comments listing DWARF2 instructions.
10528 (cfa_temp_reg): Removed in favor of cfa_temp.
10529 (cfa_temp_value): Removed in favor of cfa_temp.
10530 (cfa_temp): New global variable.
10531 (dwarf2out_frame_debug_expr): Added extensive introductory
10532 comments explaining the function's transformations. Revised to
10533 use cfa_temp. Added some rtx checking. Generalize IOR case.
10534 (dwarf2out_frame_debug): Revised to use cfa_temp.
10535 (output_aranges): Cast as "unsigned" to avoid warning.
10536 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
10537 explain which instructions must be marked.
10539 2001-02-01 Richard Henderson <rth@redhat.com>
10541 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
10544 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10546 * config/sh/crt1.asm (main_k): Modified so that start calls
10547 ___setup_argv_and_call_main.
10549 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
10551 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
10552 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
10553 and AVOID_LPASTE is cleared on meeting an unescaped newline.
10554 * cppmacro.c (builtin_macro): Set builtin flags here.
10555 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
10556 (replace_args): Clarify intent.
10557 (cpp_get_token): Macro expansion tokens get the saved flags.
10559 * cppmain.c (scan_buffer): Remove now-redundant print.printed
10562 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10564 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
10567 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10569 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
10570 returns Pmode pseudo, but we need ptr_mode.
10571 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
10572 Remove bogus conversions; use HOST_WIDE_INT for size.
10573 Don't use TARGET if wrong mode.
10575 * config/i386/i386.c (ix86_compute_frame_size): Allow
10576 stack_alignment_needed to be non-default even if size is zero.
10578 2001-01-31 Alan Modra <alan@linuxcare.com.au>
10580 * pa.c (hppa_init_pic_save): New function.
10581 * pa.h (hppa_init_pic_save): Declare.
10582 * pa.md (call, call_value, sibcall, sibcall_value): Use
10583 the above instead of duplicated code.
10585 * pa.c (hppa_encode_label): Correct size of alloca buffer
10586 so we don't overrun it. Correct leading `*' case.
10587 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
10588 need to handle `*@'.
10589 (FUNCTION_NAME_P): Likewise.
10591 2001-01-31 Richard Henderson <rth@redhat.com>
10593 * config.gcc (alpha-osf5): Use float-i128.h.
10595 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
10596 * config/float-i32.h: Likewise.
10597 * config/float-i64.h: Likewise.
10598 * config/float-sh.h: Likewise.
10599 * config/float-sparc.h: Likewise.
10601 2001-01-31 DJ Delorie <dj@redhat.com>
10603 * expmed.c (extract_bit_field): allow non-integral modes if we
10604 want to extract a whole register from itself.
10606 2001-01-31 Jakub Jelinek <jakub@redhat.com>
10608 * c-typeck.c (set_init_index): If first is equal to last, assume as
10609 if it was not a range at all.
10611 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10613 * config/fp-bit.c: Include tm.h.
10614 (float_to_si): Don't assume SImode is 32-bits wide.
10615 (float_to_usi): Likewise.
10617 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10619 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
10621 (typename): Call pending_xref_error after parsing typed_typespecs.
10622 * c-decl.c (lookup_tag): Give error immediately rather than
10623 leaving it pending if the tag of the wrong type is in the same
10625 (xref_tag): Don't pedwarn for forward declarations of enum types
10627 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
10630 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10632 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
10634 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10636 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
10637 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
10639 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10641 * cpphash.h (struct cpp_reader): New saved_flags.
10642 * cppmacro.c (cpp_get_token): Use saved_flags to remember
10643 to avoid a paste after a pasted token.
10645 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10647 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
10648 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
10649 Wtype_MIN instead of LONG_MIN.
10651 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10653 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
10655 * fixinc/fixincl.x: Regenerated.
10656 * fixinc/inclhack.def (irix_limits_const): New definition to
10657 convert "const" to "__const" in limits.h.
10659 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10661 * fixinc/genfixes (AG): Fix "autogen4" thinko.
10663 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10665 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
10666 when register dies in the insn.
10668 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10670 * diagnostic.c (fatal): Fix word wrap.
10672 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
10674 * combine.c (try_combine): Fix SUBREG setting for
10675 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
10677 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10679 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
10682 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10684 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
10686 * toplev.c (decode_W_option): Update warn_larger_than
10687 unconditionally for each processed switch.
10689 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
10691 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
10693 (hppa_expand_prologue): Delete code to save pic offset table register
10694 in the function prologue.
10695 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
10696 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
10697 table register at the beginning of the function after the prologue.
10699 2001-01-29 lars brinkhoff <lars@nocrew.org>
10701 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
10703 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
10704 Jeff Law <law@redhat.com>
10706 * pa.md (return): Revise comment for trivial return.
10707 (return_internal): Non-trivial return pattern for non-PIC code.
10708 (return_internal_pic): Non-trivial return pattern for PIC code.
10709 It uses the PIC register to ensure it is restored after
10711 (epilogue): Generate appropriate return for PIC and non-PIC code.
10713 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
10715 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
10717 2001-01-29 DJ Delorie <dj@redhat.com>
10719 * combine.c (if_then_else_cond): Pass the correct mode to
10720 operand_subword() for constants.
10722 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
10724 * config/i386/cygwin.h: Add w32api to include search. Search different
10725 directories in a cross-build environment.
10727 2001-11-29 Tim Josling <tej@melbpc.org.au>
10729 * tree.h (TYPE_STUB_DECL): Add documentation.
10731 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
10733 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
10734 (sdbout_field_types): Likwise. Fix use of host_integerp.
10736 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
10738 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
10741 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
10743 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
10744 to use flag_gnu_linker.
10746 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10748 * cpplib.c (T_BAD_DIRECTIVE): Remove.
10749 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
10751 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
10753 * tree.c, tree.h (build_parse_node): Remove; was identical to
10755 * c-lang.c (start_cdtor), objc/objc-act.c
10756 (build_module_descriptor): Use build_nt instead of
10759 2001-01-29 Jakub Jelinek <jakub@redhat.com>
10761 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
10762 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
10763 not have any upper bits set.
10765 2001-01-29 Phil Edwards <pme@sources.redhat.com>
10767 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
10769 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10771 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
10773 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
10775 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
10776 (integer_minus_one_node): Define.
10778 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
10780 * Makefile.in (bootstrap2-lean): Fix typo.
10782 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
10784 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
10785 : Don't set fe_value.
10786 * cpplib.h (AVOID_LPASTE): New flag.
10787 (struct cpp_hashnode): Remove fe_value.
10788 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
10789 * cppmacro.c (builtin_macro): Don't set flags here.
10790 (replace_args): Set AVOID_LPASTE flag on first token of an
10791 argument, and the token following it.
10792 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
10793 macro expansion, and on the token following it. Do it for
10795 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
10797 2001-01-27 Richard Henderson <rth@redhat.com>
10799 * config/alpha/t-ieee: Remove multilibbing.
10800 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10802 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10804 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
10806 * Makefile.in: Remove all dependencies on defaults.h.
10807 * builtins.c: Don't include defaults.h.
10808 * c-common.c: Likewise.
10809 * c-decl.c: Likewise.
10810 * c-pragma.c: Likewise.
10811 * c-typeck.c: Likewise.
10812 * combine.c: Likewise.
10813 * i386.c: Likewise.
10814 * frame-ia64.c: Likewise.
10815 * cppexp.c: Likewise.
10816 * crtstuff.c: Likewise.
10817 * dbxout.c: Likewise.
10818 * dwarf2out.c: Likewise.
10819 * dwarfout.c: Likewise.
10820 * emit-rtl.c: Likewise.
10821 * except.c: Likewise.
10822 * expr.c: Likewise.
10823 * final.c: Likewise.
10824 * frame-dwarf2.c: Likewise.
10825 * libgcc2.c: Likewise.
10826 * optabs.c: Likewise.
10827 * profile.c: Likewise.
10828 * sdbout.c: Likewise.
10829 * toplev.c: Likewise.
10830 * tradcif.y: Likewise.
10831 * tree.c: Likewise.
10832 * varasm.c: Likewise.
10834 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10836 * builtins.c (expand_builtin_fputs): Use size_one_node when
10837 transforming into fwrite.
10839 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
10841 * extend.texi (Attribute Syntax): New section.
10843 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10845 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
10846 they didn't need fixing.
10848 2001-01-27 Janis Johnson <janis@us.ibm.com>
10850 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
10852 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
10853 to remove macro definitions that are duplicated from elfos.h.
10855 2001-01-27 Richard Henderson <rth@redhat.com>
10857 * config/i386/sco5gas.h: Move ...
10858 * config/usegas.h: ... here.
10859 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
10861 2001-01-27 Jakub Jelinek <jakub@redhat.com>
10863 * c-typeck.c (struct constructor_stack): Add range_stack member.
10864 (really_start_incremental_init): Clear it.
10865 (push_init_level): Save constructor_range_stack and clear it if
10866 pushing explicit braces.
10867 (pop_init_level): abort if constructor_range_stack is non-zero at
10868 explicit closing brace. Restore saved constructor_range_stack if
10871 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10873 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
10874 into register was forced into memory.
10876 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10878 * Makefile.in: Remove uses of + before $(MAKE).
10880 2001-01-26 Richard Henderson <rth@redhat.com>
10882 * stmt.c (cost_table): Remove.
10883 (COST_TABLE, cost_table_initialized): New.
10884 (estimate_case_costs): Use the later instead of the former.
10885 (balance_case_nodes): Likewise.
10887 2001-01-26 Richard Henderson <rth@redhat.com>
10889 * alias.c (objects_must_conflict_p): Read-only slots may not
10890 conflict despite having the same type.
10892 2001-01-27 Michael Hayes <mhayes@redhat.com>
10894 * loop.c (loop_giv_reduce_benefit): Copy mode size into
10896 (check_ext_dependant_givs): Initialise u_start_val and
10898 (load_mems): Make last_max_reg unsigned.
10899 (try_swap_copy_prop): Use INSN_P and initialise set.
10901 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
10903 * README.AVR : Removed.
10905 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
10907 * pa-64.h (text_section): Remove declaration.
10909 * pa.md (return_internal): Remove mode on PIC register use.
10911 2001-01-25 lars brinkhoff <lars@nocrew.org>
10913 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
10914 ASM_CLOSE_PAREN): fix typos.
10916 2001-01-25 Mark Mitchell <mark@codesourcery.com>
10918 * acconfig.h: Define `const' to the empty string if neither
10919 __STDC__ nor __cplusplus is defined.
10920 * config.in: Regenerated.
10922 2001-01-25 David Edelsohn <edelsohn@gnu.org>
10924 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
10925 * collect2.c (main): Delete importf. Add ".obj" file extension.
10926 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
10927 (aix_std_libs): Add additional AIX libraries to skip.
10928 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
10929 * config/rs6000/aix51.h: New file.
10931 2001-01-25 Michael Hayes <mhayes@redhat.com>
10933 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
10934 (loop_insn_emit_before): No longer static.
10935 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
10936 (loop_givs_rescan, load_mems): Likewise.
10937 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
10938 (maybe_eliminate_biv_1):
10939 (move_movables): Replace emit_call_insn_before with
10940 loop_call_insn_hoist.
10941 * loop.h (loop_insn_emit_before): Add.
10942 * unroll.c (copy_loop_body): Replace emit_insn_before with
10943 loop_insn_emit_before.
10945 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
10947 * diagnostic.c (fatal): Request preprocessed source.
10949 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
10951 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
10952 olddecl has argument types and newdecl has none, use the argument
10953 types from olddecl.
10955 2001-01-24 Ulrich Drepper <drepper@redhat.com>
10957 * dwarf2out.c (prefix_of): New function. Determine longest common
10958 prefix of the two arguments. The units are whole path components.
10959 (output_file_names): When adding a new directory find the one entry
10960 with the longest common prefix already in the list. Artificially
10961 generate entry if there is none for this prefix.
10962 Fix test to check whether the zeroth directory entry is used.
10964 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
10966 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
10967 Changed all callers. Take it into account when deciding if a
10968 previously loaded value matches.
10970 2001-01-24 Richard Henderson <rth@redhat.com>
10972 * reload.c (find_reloads_subreg_address): Fail the substitution
10973 if the resulting address is insufficiently aligned.
10975 2001-01-24 DJ Delorie <dj@redhat.com>
10977 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
10978 check the original operand's mode also.
10979 * simplify-rtx.c (simplify_ternary_operation): Ditto.
10981 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10983 * c-parse.in (cast_expr): Move compound literals from here ...
10984 (primary): ... to here. Use standard terminology "compound
10985 literal" instead of "constructor expression".
10987 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10989 * gcc.1, cpp.1: Regenerate.
10991 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
10993 * calls.c (emit_library_call_value_1): Memory slot for
10994 pass-by-reference argument should have the mode of the argument,
10995 not of the pointer to it.
10997 2001-01-24 Tom Tromey <tromey@redhat.com>
10999 * gcc.texi (G++ and GCC): Mention gcj manual.
11000 (Standards): Link to section of manual mentioning gcj/Java
11003 2001-01-24 Jakub Jelinek <jakub@redhat.com>
11005 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
11006 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
11007 * tradcpp.c (main): Add -imacros or -include'd dependencies
11009 * cpp.texi (-M, -MM): Document -M -include behaviour.
11011 2001-01-24 Roger Collins <roger@ProProject.com>
11013 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
11015 2001-01-24 Will Cohen <wcohen@redhat.com>
11017 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
11018 whether registers are 32 bits or 64 bits in size.
11020 2001-01-24 Ben Elliston <bje@redhat.com>
11022 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
11024 2001-01-24 Richard Henderson <rth@redhat.com>
11026 * config/alpha/alpha.md (builtin_longjmp_internal): New.
11027 (builtin_longjmp): Use it instead of emit_indirect_jump.
11029 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
11031 * bb-reorder.c (make_reorder_chain_1): Handle case where
11032 jump edge goes to the same block as the fallthru edge.
11034 2001-01-23 Jim Wilson <wilson@redhat.com>
11036 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
11037 * frame.h (__ia64_personality_v1): Add prototype.
11038 * libgcc2.c (ia64_throw_helper): Change personality declaration to
11039 prototype form. Add void * cast to first argument to personality
11041 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
11042 (asctoe113): Likewise.
11043 * config/ia64/frame-ia64.c: Include eh-common.h.
11044 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
11046 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
11048 (itanium_split_issue): Add prototype.
11049 (gen_nop_type): Ifdef out.
11050 (find_best_packet): Initialize best_packet.
11051 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
11053 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
11054 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
11055 (flushrs): Add explicit stop bit at end.
11056 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
11059 2001-01-23 Chris Demetriou <cgd@broadcom.com>
11061 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
11063 * libgcc2.c (__terminate_func): Make variable static.
11064 (__terminate_set_func): New function to set __terminate_func.
11065 * libgcc2.h (__terminate_func_ptr): New typedef.
11066 (__terminate_set_func): New function.
11068 2001-01-23 Richard Henderson <rth@redhat.com>
11070 * flow.c (init_propagate_block_info): Don't consider unchanging
11071 memories for dead frame store elimination.
11073 2001-01-23 Richard Henderson <rth@redhat.com>
11075 * varasm.c (UNIQUE_SECTION): Move default implementation ...
11076 * defaults.h: ... here.
11078 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11080 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
11082 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
11084 * c-lex.c (lex_charconst): Fix typo: s/p/str.
11086 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11088 * rs6000.h (rs6000_return_addr): Move prototype from here...
11089 * rs6000-protos.h (rs6000_return_addr): ...to here.
11090 (rs6000_init_expanders): Delete prototype.
11092 2001-01-23 Nick Clifton <nickc@redhat.com>
11094 * invoke.texi: Replace , with \, inside @gccoptlist macros.
11095 (Spec Files): Document %B and %j and %. and %v3 and %M and
11096 %{S*&T} spec switches.
11098 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11100 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
11102 2001-01-23 Chris Demetriou <cgd@sibyte.com>
11103 Neil Booth <neil@daikokuya.demon.co.uk>
11105 * cpperror.c: Merge handlers of PEDWARN and WARNING.
11106 Have -Werror make pedantic warnings errors, like the
11109 2001-01-23 Phil Edwards <pme@sources.redhat.com>
11111 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
11113 2001-01-23 Jakub Jelinek <jakub@redhat.com>
11115 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
11116 * integrate.c (expand_inline_function): Initialize them.
11117 (subst_constants): If changing COMPARE so that both its arguments
11118 will be VOIDmode and the comparison mode will be lost, note
11119 compare_mode. Use the recorded compare_mode to optimize
11122 2001-01-23 Jason Merrill <jason@redhat.com>
11124 * dwarf2out.c (new_die): Use xcalloc.
11125 (output_die): Abort rather than emit a local reference to offset 0.
11127 2001-01-17 Andrew Haley <aph@redhat.com>
11129 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
11130 of a saved register; return NULL instead.
11131 (copy_reg): Take a pointer to a source register rather than a
11133 (next_stack_level): Remember the address in the stack frame of all
11135 Use the saved register pointer array as the source of the CFA.
11136 (throw_helper): Rewrite. Unwind once rather than twice and keep
11137 track of saved registers as we go.
11139 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11141 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
11142 * c4x.c (c4x_legitimize_reload_address): Remove.
11143 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
11144 reload address for ldp(k) insn.
11146 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
11148 * pa.md (return_internal): Add a USE of the PIC register to ensure
11149 it is restored after each call.
11150 (return expander): Corresponding changes.
11152 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11154 * rs6000.h (INIT_EXPANDERS): Delete.
11155 (RETURN_ADDR_RTX): Call rs6000_return_addr().
11156 * rs6000.c (rs6000_override_options): Call *_machine_status from
11158 (rs6000_init_expanders): ...instead of here. Delete.
11159 (rs6000_mark_machine_status): New function.
11160 (rs6000_init_machine_status): Use xcalloc.
11161 (rs6000_return_addr): Generate RTX for the return address.
11162 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
11163 (rs6000_stack_info): Use it.
11165 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
11167 * gthr-win32.h: Include errno.h to get a declaration for
11168 EINVAL and _mingw.h if the target is mingw32.
11170 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
11172 * cpp.texi: Correct typos.
11174 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11176 * explow.c (probe_stack_range): Ensure value passed to
11177 stack_check_libfunc is ptr_mode, not Pmode.
11179 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
11181 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
11182 case, don't use operand_subword to calculate a SUBREG that is
11185 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
11187 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11189 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
11190 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
11191 valid. If not replace it by equivalent insns.
11193 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11195 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
11196 contains SYMBOL_REF, LABEL_REF and CONST_INT.
11197 (c4x_U_constraint, symbolic_address_operand): Likewise.
11198 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
11200 (c4x_r11_set_p, c4x_check_laj_p): New functions.
11201 * c4x-protos.h (c4x_check_laj_p): Add prototype.
11202 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
11203 anulling slot because of silicon bug.
11204 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
11206 2001-01-22 Alan Modra <alan@linuxcare.com.au>
11208 * cppexp.c (parse_charconst): Change `mask' type to agree
11211 2001-01-21 Richard Henderson <rth@redhat.com>
11213 * config/i386/i386.c (ix86_asm_file_end): Disable putting
11214 pic_label_name in a linkonce section.
11216 2001-01-17 Philipp Thomas <pthomas@suse.de>
11218 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
11220 * configure: Regenerate.
11222 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
11224 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
11225 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
11227 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
11229 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
11230 If REVERSE nonzero then condition code in X must be reversed.
11231 (encode_section_info): Optimise if/else.
11232 (avr_function_value): Fix formatting.
11234 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
11235 (difficult_branch): Likewise.
11236 (rvbranch): Likewise.
11237 (difficult_rvbranch): Likewise.
11239 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
11241 * config/avr/libgcc.S: Fix comment.
11243 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11245 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
11247 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11249 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
11251 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11253 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
11254 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
11255 * configure, config.in: Regenerate.
11256 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
11257 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
11258 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
11259 (doprint.o): New rule.
11261 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
11263 * c-typeck.c (digest_init): Handle boolean types as scalars.
11265 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11267 * stmt.c (expand_return): Don't return anything if size is zero.
11268 Delete redundant assignment to BYTES.
11269 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
11271 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
11273 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
11274 the same as the default library function names.
11275 * config/avr/avr.md: Document special characters after '%'.
11276 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
11277 knowing which of the call-used registers are really clobbered.
11278 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
11279 New. Both quotient and remainder from one libgcc.S call.
11280 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
11281 clobber as few registers as possible.
11282 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
11284 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
11286 * cppmacro.c (funlike_invocation_p): Don't move back up to the
11287 context of the top of the stack.
11289 2001-01-20 Jakub Jelinek <jakub@redhat.com>
11291 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
11292 (fixup_var_refs_insns): ...here.
11294 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
11296 * function.c (fixup_var_refs_insns): Break up into
11297 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
11298 [loop over entire insn list], and fixup_var_refs_insns_with_hash
11299 [loop over hash table entries].
11300 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
11301 fixup_var_refs_insns_with_hash, to match above changes.
11303 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11305 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
11306 (libgcc.a): Likewise.
11307 (stmp-multilib): Likewise.
11308 (STAGE2_FLAGS_TO_PASS): Likewise.
11310 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11312 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
11313 temporary if no_new_pseudos.
11315 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
11317 * cppinternals.texi: Update.
11319 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
11321 * arm.c (arm_init_builtins): Re-enable builtins.
11323 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11325 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
11326 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
11327 element to be null, and always expect an EXPR_LIST.
11328 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
11329 * sched-deps.c (sched_analyze_1): Likewise.
11330 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11332 * regclass.c (max_set_parallel): New variable.
11333 (reg_scan): Take it into account in computation of max_parallel.
11334 (reg_scan_mark_refs, case SET): Compute it.
11336 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
11338 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
11339 * function.c (assign_parms): Use INTVAL for a CONST_INT.
11341 2001-01-19 Jason Merrill <jason@redhat.com>
11343 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
11344 for the abstract instance of an inline function.
11346 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
11347 J"orn Rennecke <amylaar@redhat.com>
11349 * reload1.c (move2add_note_store): Treat all registers directly or
11350 indirectly derived from a base register as members of the same set
11352 (reload_cse_move2add): Adjust accordingly. Take mode and offset
11353 of base register into account.
11355 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
11357 * alias.c (find_base_value): Recognize TRUNCATE.
11358 (record_set): In PLUS case, invalidate if other summand is also a
11361 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11363 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
11364 entry to be EXPR_LIST.
11365 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
11366 be an EXPR_LIST (but not null, which other code doesn't allow).
11367 (note_stores): Properly handle PARALLEL in SET.
11368 Recursively call for top-level PARALLEL.
11369 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
11370 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11372 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
11374 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
11376 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
11377 not pfile->skipping (== 0).
11379 2001-01-17 Nick Clifton <nickc@redhat.com>
11381 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
11384 2001-01-17 Jim Wilson <wilson@redhat.com>
11386 * invoke.texi (IA-64 options): Improve.
11388 2001-01-17 Tom Tromey <tromey@redhat.com>
11390 * invoke.texi (Optimize Options): Use `{}' to around @samp
11393 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
11395 * invoke.texi (-fno-guess-branch-probability): New option.
11397 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11399 * combine.c (try_combine): Don't set i3_subst_into_i2 for
11400 case of making new double-word constant.
11401 Revert last change: instead just test i3_subst_into_i2.
11403 2001-01-17 Jakub Jelinek <jakub@redhat.com>
11405 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
11406 Use q constraints instead of r.
11408 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
11410 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
11411 (machine_function): Define.
11412 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
11413 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
11414 pa_free_machine_status): New functions.
11415 (override_options): Set {init,mark,free}_machine_status to above.
11416 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11417 PIC_OFFSET_TABLE_REGNUM_SAVED.
11418 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11419 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
11420 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
11421 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
11422 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11424 2001-01-15 DJ Delorie <dj@redhat.com>
11426 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
11430 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11432 * flow.c (propagate_one_insn): Make trying to delete a prologue
11433 or epilogue insn an ICE, not a warning. Allow doing this if
11434 the current function returns with stack pointer depressed.
11436 * combine.c (try_combine): If i3_subst_into_i2, properly check for
11437 I3 having more than one SET.
11439 2001-01-16 Jim Wilson <wilson@redhat.com>
11441 * invoke.texi: Document IA-64 options.
11443 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
11444 (fixup_errata): Delete TARGET_A_STEP use.
11445 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
11446 (TARGET_SWITCHES): Delete -ma-step option.
11447 * config/ia64/ia64.md (all FP patterns): Delete %B0.
11448 (movqicc_astep, movqi_internal_astep, movhicc_astep,
11449 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
11450 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
11451 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
11452 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
11454 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
11455 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
11456 cmovsi_internal): Delete ! TARGET_A_STEP check.
11458 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11460 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
11461 possibility to report bugs via postal mail. Change a URL and
11462 merge in a nearly duplicate statement...
11463 (Bug Reporting): ...from here.
11464 (Service): Refer to the Bug Reporting section instead of
11465 duplicating an URL.
11466 (Contributing): Remove trivial explanations concerning snapshots.
11468 2001-01-16 Alan Modra <alan@linuxcare.com.au>
11470 * cppmain.c (general_init): Don't use ANSI prototype.
11472 2001-01-16 Tom Tromey <tromey@redhat.com>
11474 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
11476 2001-01-16 Richard Henderson <rth@redhat.com>
11478 * config/i386/i386.h: Fix comment typo.
11479 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
11480 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
11482 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11484 * gcc.c: Revert previous -fsyntax-only-related change; move
11487 2001-01-16 Jakub Jelinek <jakub@redhat.com>
11489 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
11490 inmode after checking GET_CODE (op).
11492 2001-01-16 Richard Henderson <rth@redhat.com>
11494 * flow.c (struct propagate_block_info): Add mem_set_list_len.
11495 (MAX_MEM_SET_LIST_LEN): New.
11496 (propagate_one_insn): Update mem_set_list_len.
11497 (invalidate_mems_from_autoinc): Likewise.
11498 (invalidate_mems_from_set): Likewise.
11499 (mark_used_regs): Likewise.
11500 (init_propagate_block_info): Likewise. Stop collecting memories
11501 when we reach MAX_MEM_SET_LIST_LEN.
11502 (mark_set_1): Likewise.
11504 2001-01-16 Richard Henderson <rth@redhat.com>
11506 * unroll.c (precondition_loop_p): Fail if no iteration
11509 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11511 * gcc.c: When -fsyntax-only is given, do not complain about
11514 2001-01-15 Richard Henderson <rth@redhat.com>
11516 * config/i386/i386.c (asm_output_function_prefix): Remove.
11517 (ix86_asm_file_end): New.
11518 (load_pic_register): Generate pic_label_name into a
11519 staticly allocated buffer.
11520 * config/i386/i386-protos.h: Update.
11521 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
11522 (ASM_FILE_END): New.
11523 * config/i386/i386afe.h: New file.
11524 * config.gcc (i?86-*-elf) [tm_file]: Use it.
11525 (i?86-*-{freebsd,linux*,moss*}): Likewise.
11526 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
11527 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
11528 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
11529 * config/i386/sco5.h (ASM_FILE_END): Likewise.
11530 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
11532 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11534 * Makefile.in (install-man): Remove explicit dependency on
11537 * configure.in, configure: Revert previous patch requiring perl
11540 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
11542 * toplev.c (flag_guess_branch_prob): New.
11543 (f_options): Add guess-branch-probability option.
11544 (rest_of_decl_compilation): Only estimate branch probability if
11546 (main): set flag_guess_branch_prob.
11548 * flags.h (flag_guess_branch_prob): New.
11550 2001-01-15 DJ Delorie <dj@redhat.com>
11552 * gcc.texi (Makefile): Add documentation for Makefile targets.
11554 2001-01-15 Philip Blundell <philb@gnu.org>
11556 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
11558 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
11559 (is_pic): Delete declaration.
11560 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
11561 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
11562 * config/arm/arm.md (builtin_setjmp_receiver): New.
11564 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11566 * arm.c (use_return_insn): Don't try to determine the function type
11567 until after reload has completed.
11568 (arm_output_epilogue): Don't adjust the sp value recovered from the
11570 (emit_multi_reg_push): Don't record dwarf information for the pc.
11571 * arm.md (eh_epilogue): The function type may have changed, so it
11572 needs to be recalculated.
11573 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
11574 unwind tables on arm/netbsd.
11576 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11578 * arm.md (cbranchsi4): Correct calculation of branch ranges.
11579 (negated_cbranchsi4): Likewise.
11581 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11583 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
11584 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11585 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
11586 pass -mapcs-* options to assembler.
11587 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
11588 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11589 (ASM_SPEC): Call subtarget_extra_asm_spec.
11591 2001-01-15 Andreas Jaeger <aj@suse.de>
11593 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
11595 (ix86_expand_builtin): Likewise.
11597 * gencodes.c (output_predicate_decls): Make i size_t to avoid
11598 warning about comparison between signed and unsigned.
11600 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11602 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
11604 2001-01-14 Ralf Baechle <ralf@gnu.org>
11606 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
11607 SUBTARGET_CPP_SPEC apropriatly.
11609 2001-01-12 Mark Mitchell <mark@codesourcery.com>
11611 * varasm.c (make_decl_rtl): Fix typo in last change.
11613 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
11615 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
11616 linker supports the init_priority C++ attribute.
11617 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
11618 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
11619 linker does not support init_priority C++ attribute.
11621 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
11623 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
11625 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11627 * c-parse.in (finish_parse): Add comment about cpp_destroy.
11628 * cp/lex.c (finish_parse): Similarly.
11629 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
11630 Return the number of errors encountered.
11631 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
11632 * cppmain.c (main): Don't call cpp_destroy.
11634 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11636 * configure.in: Require at least perl 5.6.0 to regenerate
11638 * configure: Regenerate.
11640 2001-01-14 Richard Henderson <rth@redhat.com>
11642 * genrecog.c (DT_veclen_ge): New.
11643 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
11644 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
11645 (nodes_identical_1): Handle DT_veclen_ge.
11646 (write_cond, debug_decision_2): Likewise.
11648 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11650 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
11652 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
11654 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11656 * cppmain.c (do_preprocessing): New function; most of the old
11658 (main): Call it to do most of the work.
11659 (cb): Move from global scope to set_callbacks ().
11660 (setup_callbacks): Get the callback pointer.
11661 (general_init, printer_init): Clean up code and comments.
11663 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11665 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
11668 2001-01-14 Kazu Hirata <kazu@hxi.com>
11670 * config/h8300/h8300.c (get_shift_alg): Update comments.
11672 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11674 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
11675 (alloc_page, ggc_alloc): Add casts to remove warnings.
11677 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11679 * combine.c (simplify_comparison): Don't change `code' when
11680 can't reverse comparison.
11682 2001-01-14 Richard Henderson <rth@redhat.com>
11684 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
11685 update all call sites. Return true for all non-label constants.
11687 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
11689 * i386.c (ix86_expand_compare): Add bypass_test and second_test
11691 (ix86_expand_branch): Update.
11692 (ix86_expand_setcc): Update to handle multiple test conditions.
11693 (expand_int_movcc): Likewise.
11694 (expand_fp_movcc): Likewise.
11695 * i386-protos.h (ix86_expand_compare): New.
11696 * i386.md (andqi_?_slp, orqi_?_slp): New.
11697 (conditional trap expander): Update call to ix86_expand_compare.
11699 2001-01-14 Richard Henderson <rth@redhat.com>
11701 * config/vax/vax.md: Use nonimmediate_operand instead of
11702 general_operand in destinations.
11704 * config/vax/vax.md (indirect_jump): Use register_operand.
11706 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
11707 * config/vax/vax.md (call_pop): Turn into an expander.
11708 (call_value_pop): Likewise.
11709 (call, call_value): New.
11711 2001-01-14 Andreas Jaeger <aj@suse.de>
11713 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
11715 (ix86_fp_compare_mode): Add unused attribute.
11716 (ix86_expand_fp_movcc): Remove unused variable.
11717 (ix86_expand_builtin): Make fcode unsigned.
11719 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
11720 (expand_expr): Add cast to avoid signed warning.
11721 (store_field): Likewise.
11722 (store_constructor_field): Likewise.
11723 (store_constructor): Likewise.
11724 (store_expr): Likewise.
11725 (clear_storage): Likewise.
11726 (emit_group_store): Likewise.
11727 (emit_group_load): Likewise.
11729 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11731 * c-common.c: Move format checking code to ...
11732 * c-format.c: ... here. New file. Reorder some functions and
11734 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
11736 * c-common.h (decl_handle_format_attribute,
11737 decl_handle_format_arg_attribute): Declare.
11738 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
11739 (c-common.o): Adjust dependencies.
11740 (c-format.o): New list of dependencies.
11742 2001-01-13 Jakub Jelinek <jakub@redhat.com>
11744 * unroll.c (loop_iterations): If we cannot prove iteration variable
11745 is set once in each iteration, punt.
11747 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
11749 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
11750 (*strlenhi): Remove clobber (which was buggy) of output address.
11752 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11754 * Makefile.in (generated-manpages): Add gcc.1
11755 ($(srcdir)/gcc.1): New target.
11756 (maintainer-clean): Delete $(srcdir)/gcc.1.
11757 * gcc.texi: Add macros @gccoptlist and @gol.
11758 * invoke.texi: Include option summary in manpage. Mark up option
11759 summary with @gccoptlist and @gol. Use @r in one place where
11761 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
11762 * gcc.1: Generate from invoke.texi.
11764 2001-01-13 Richard Henderson <rth@redhat.com>
11766 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
11767 (struct page_entry): Add group member.
11768 (struct page_group): New.
11769 (struct globals): Add page_groups member.
11770 (alloc_anon): Only define for using mmap; remove valloc call.
11771 (page_group_index): New.
11772 (set_page_group_in_use): New.
11773 (clear_page_group_in_use): New.
11774 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
11775 (free_page, release_pages): Likewise.
11776 * configure.in (with-gc): Default to ggc-page always.
11778 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11780 * reload1.c (replace_pseudos_in_call_usage): Use
11781 reg_equiv_constant and reg_equiv_address, and don't try
11782 regno_reg_rtx first.
11784 2001-01-13 Richard Henderson <rth@redhat.com>
11786 * ggc-page.c (alloc_page): Round up allocation size to one page.
11787 Set e->order on extra pages.
11789 2001-01-13 Richard Henderson <rth@redhat.com>
11791 * genrecog.c (nodes_identical): Expand commentary.
11792 (write_switch): Watch out for identical nodes.
11794 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11796 * cppfiles.c (_cpp_fake_include): New function.
11797 * cpphash.h (_cpp_fake_include): New.
11798 * cpplib.c (do_line): Call _cpp_fake_include when entering
11799 header files in preprocessed input.
11800 * cppmain.c (cb_pragma_implementation): Remove handling.
11801 (setup_callbacks): Don't register pragmas.
11803 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11805 * extend.texi: Udate for CPP.
11807 2001-01-13 Andreas Jaeger <aj@suse.de>
11809 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
11811 * regmove.c: Add prototype for replace_in_call_usage.
11813 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11815 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
11816 struct cpp_chunk, struct htab, struct toklist,
11817 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
11818 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
11819 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
11820 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
11821 (struct macro_args): Delete.
11822 * cpphash.h: See above.
11824 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11826 * cppmain.c (struct printer): Remove no_line_dirs.
11827 (options, cb): New.
11828 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
11829 : Use options rather than CPP_OPTION.
11830 (setup_callbacks): Use cb rather than pfile->cb.
11831 (main): No need to check for a buffer. Use cpp_errors.
11832 (printer_init): Don't set no_line_dirs.
11833 (maybe_print_line): Use options not no_line_dirs.
11834 (cb_file_change): Don't call print_line if -P.
11836 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11838 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
11840 * c-parse.in (finish_parse): Use cpp_errors.
11841 (__yylex): Use return value of cpp_pop_buffer.
11842 * cp/lex.c (finish_parse): Use cpp_errors.
11843 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
11845 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
11847 * README.AVR: URLs corrected.
11849 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11851 * c-decl.c (start_function): Don't warn if old prototype is builtin
11852 that's not in C's namespace.
11853 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
11854 (_bb): Add prototype for ctime.
11855 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
11857 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
11859 * i386.c (ix86_fp_comparison_arithmetics_cost,
11860 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
11861 ix86_fp_comparison_cost): New functions.
11862 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
11863 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
11864 two-branch sequences; make static.
11865 (ix86_use_fcomi_compare): Do decision according to the costs.
11866 (split_fp_branch): New.
11867 * i386.md (compare-and-branch patterns): Use split_fp_branch.
11868 * i386-protos.h (ix86_expand_fp_compare): Remove
11869 (ix86_split_fp_branch): Declare.
11871 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
11872 and ix86_comparison_operator.
11874 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
11875 to make it cheaper.
11877 * i386.c (put_condition_code): Output properly the unordered/ordered
11878 compares in fp case.
11879 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
11881 * tm.texi (REVERSE_CONDITION): Document.
11882 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
11883 in -ffast-math mode.
11884 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
11886 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11888 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
11890 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
11893 * config/sh/sh.c (mova_p): Fix test for mova_const.
11895 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11897 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
11898 cpp_get_options rather than dereferencing pfile and using
11900 * scan-decls.c (scan_decls): Use return value of
11901 cpp_pop_buffer rather than CPP_BUFFER.
11903 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11905 * cppinit.c (cpp_handle_option): help_only is now part of the
11906 cpp_options structure.
11907 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
11908 cpp_set_callbacks): New functions.
11909 * cpplib.h (cpp_callbacks): Break out as a named structure.
11910 (cpp_options): Move help_only here from cpp_reader.
11911 (CPP_FATAL_ERRORS): Update to use cpp_errors.
11912 (cpp_errors, cpp_get_options, cpp_get_callbacks,
11913 cpp_set_callbacks): New prototypes.
11914 * cppmain.c (main): Update for help_only.
11916 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11918 * Makefile.in (info, maintainer-clean, install-info, uninstall):
11919 Also build and remove and install and uninstall c-tree.info and
11921 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
11922 ($(srcdir)/cppinternals.info): New target.
11923 * c-tree.texi: Change file name used when makeinfo used without -o
11924 from ir.info to c-tree.info. Add info directory entry.
11925 * cppinternals.texi: Add info directory entry.
11926 * .cvsignore: Update.
11928 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11930 * c-typeck.c (store_init_value): Don't require constant initializer
11931 elements with -pedantic -std=c99.
11932 (digest_init): Change error about non-constant initializer elements
11934 (constructor_range_end): Remove.
11935 (constructor_incremental, designator_depth,
11936 designator_errorneous): New variables.
11937 (struct constructor_stack): Remove range_end, add incremental.
11938 (struct constructor_range_stack, constructor_range_stack): New.
11939 (struct initializer_stack): Add constructor_range_stack.
11940 (finish_init): Set it.
11941 (start_init): Likewise. require_constant_elements for non-static
11942 trees only if not flag_isoc99.
11943 (really_start_incremental_init): Remove constructor_range_end, add
11944 constructor_incremental.
11945 (pop_init_level): Likewise.
11946 (push_init_level): Likewise. If implicit and the subobject had some
11947 value set already, preinitialize the level with it.
11948 Warn about missing braces only if not pushing due to designators.
11949 (set_designator, push_range_stack): New functions.
11950 (set_init_label): Use them.
11951 (set_init_index): Likewise. Remove constructor_range_end.
11952 Error if designator index is outside of array bounds.
11953 (add_pending_init): Compare values of purpose index trees, not the
11954 trees themselves. Allow overwriting of already initialized element.
11955 Issue a warning if it had side-effects.
11956 (set_nonincremental_init, set_nonincremental_init_from_string): New
11958 (pending_init_member): Rename to...
11959 (find_init_member): ...this function. Call set_nonincremental_init
11960 if necessary. Compare values of purpose index trees, not the trees
11961 themselves. Return the actual value, not just non-zero if something
11963 (output_init_element): Remove checks for duplicates.
11964 If field has zero size, only check the initializer for correctness.
11965 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
11966 if constructor_incremental is zero. Change error about initializers
11967 not computable at load time into pedwarn.
11968 (output_pending_init_elements): Compare bit positions, not
11969 FIELD_DECLs to take into account zero-sized fields.
11970 (process_init_element): Use constructor_range_stack to fill all
11971 ranges in the designator lists from current level up.
11972 * extend.texi: Update documentation for labeled elements.
11974 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
11976 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
11977 to function usage for arguments passed by reference. Optimize
11978 callee-copied arguments.
11979 * regmove.c (replace_in_call_usage): New function.
11980 (fixup_match_1): Call it.
11981 * cse.c (cse_insn): Canonicalize registers in function usage.
11982 * reload1.c (replace_pseudos_in_call_usage): New function.
11985 * Makefile.in: Reverted yesterday's wrong patch. Installed the
11988 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11990 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
11993 2001-01-12 DJ Delorie <dj@redhat.com>
11995 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
11996 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
11999 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12001 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
12002 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
12003 -std options alongside references to -ansi. Update some
12004 documentation for C99.
12005 * cpp.1: Regenerate.
12007 2001-01-12 Andreas Jaeger <aj@suse.de>
12009 * haifa-sched.c (restore_line_notes): Remove argument block B
12011 * sched-ebb.c (schedule_ebb): Change caller.
12012 * sched-rgn.c (schedule_region): Likewise.
12013 * sched-int.h (restore_line_notes): Adjust prototype.
12015 * loop.h: Remove wrong declaration of doloop_condition_get.
12017 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12019 * extend.texi: Move C++-extension-related node from the C section
12020 into the C++ section.
12022 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12024 * extend.texi: Refer to an array of pointers to functions instead
12025 of one of functions.
12027 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
12028 Jan Hubicka <jh@suse.cz>
12030 * combine.c (reversed_comparison): Fix typo in last patch.
12032 (combine_reversed_comparison_code): Make static to follow
12033 prototype declaration.
12035 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12037 * install.texi: Remove misplaced duplicate entry.
12039 2001-01-11 Ulrich Drepper <drepper@redhat.com>
12041 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
12043 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
12045 * final.c: (leaf_function_p): Fix typo.
12047 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
12049 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
12050 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
12052 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
12053 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
12054 mmap_anon, and valloc is available.
12055 * ggc-page.c: Restructure ifdef logic to match new autoconf
12056 spec. Don't throw away the test page in init_ggc.
12058 * configure, config.in: Regenerate.
12060 2001-01-12 Michael Hayes <mhayes@redhat.com>
12062 * loop.h (total_biv_increment): Constify iv_class pointer.
12063 (struct induction): Replace `mem_mode' with `mem' rtx.
12064 * unroll.c (total_biv_increment): Constify iv_class pointer.
12065 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
12066 (find_mem_givs, combine_givs_p): Likewise.
12067 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
12069 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
12071 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
12073 (__gthread_getspecific): Ditto.
12075 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
12077 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
12078 put_condition_code): Convert fp comparison codes to integer
12080 (ix86_expand_fp_compare): Postnote the fp comparison code converison
12083 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
12084 * i386-protos.h (no_comparison_operator): Kill.
12086 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
12088 * combine.c (REVERSIBLE_CC_MODE): Remove.
12089 (reversible_comparison_p): Remove.
12090 (combine_reversed_comparison_code): New.
12091 (reversed_comparison): New.
12092 (combine_simplify_rtx): Use
12093 combine_reversed_comparison_code/reversed_comparison instead
12094 of reversible_comparison_p.
12095 (simplify_if_then_else): Likewise.
12096 (simplify_set): Likewise.
12097 (simplify_logical): Likewise.
12098 (if_then_else_cond): Likewise.
12099 (known_cond): Likewise.
12100 (simplify_comparison): Likewise.
12102 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
12104 * builtins.c (std_expand_builtin_va_start): Handle varargs when
12105 sizeof (int) is larger than sizeof(__word__).
12107 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12109 * cppinit.c (do_includes): Fix typo.
12111 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12113 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
12114 in S_REGS does not occur because not all sources are possible
12115 when a S_REGS is a destination (sometimes needs a clobber).
12116 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
12117 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
12118 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
12119 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
12120 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
12121 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
12122 (lshrdi_const1, lshrsi3_const16): Likewise.
12123 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
12124 (*movhi_68hc12, *movqi_68hc12): Likewise.
12125 (movstrictqi): Make sure reloading in D_REGS as a destination
12128 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12130 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12132 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12134 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
12135 -D, -U and -A, and don't initialize the builtins.
12136 (do_includes): Error if -include or -imacros with -fpreprocessed.
12137 * cppmain.c (cb_define, cb_undef): Unconditionally process
12139 * tradcpp.c (main): Fix typo.
12141 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
12143 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
12144 (read_name_map): Use IS_ABSOLUTE_PATH.
12145 * tradcpp.c (get_filename): Likewise.
12147 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12149 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
12150 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
12151 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
12152 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
12153 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
12154 (cmphi_z_used): Don't use '@' for the output.
12155 (tstqi_z_used): Likewise.
12156 (cmpqi_z_used): Likewise.
12157 (one_cmplsi2): Likewise.
12159 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12161 * config/sh/sh.c (barrier_align): Recognize branch around far
12162 branch and redundant insn.
12164 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12166 * invoke.texi: Restore documentation of the drivers' switches -MD
12169 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12171 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
12173 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
12174 check-objc//%): Support parallel testing of multilibs.
12175 (TESTSUITEDIR): Set to testsuite by default, but override for
12177 (check-gcc, check-g++, check-g77, check-objc): Enter
12180 2001-01-11 Bernd Schmidt <bernds@redhat.com>
12182 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
12183 * sched-deps.c (deps_may_trap_p): Likewise.
12184 * basic-block.h: Remove a comment.
12185 * flow.c (PROP_POSTRELOAD): Remove.
12186 (update_life_info): Don't add it to prop_flags.
12187 (mark_set_1): Lose the code that was enabled by it.
12189 2001-01-11 Michael Hayes <mhayes@redhat.com>
12191 * flow.c (flow_call_edges_add): New.
12192 * basic_block.h (flow_call_edges_add): New.
12194 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
12196 * reload1.c (move2add_note_store): Update reg_set_luid even if
12197 base reg remains the same.
12199 2001-01-10 Nick Clifton <nickc@redhat.com>
12201 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
12202 machine_function structure to zero.
12203 Add prototypes for machine_status functions.
12205 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12207 * c-common.h (CTI_VOID_LIST): Remove.
12208 (void_list_node): Likewise.
12209 * tree.h (TI_VOID_LIST_NODE): New enumeral.
12210 (void_list_node): New macro.
12211 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
12212 * config/i386/i386.c (ix86_init_builtins): Likewise.
12213 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
12215 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12217 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
12218 * cppinit.c (cpp_start_read): Update comment, remove unneeded
12220 * tradcpp.c: Include mkdeps.h.
12221 (deps, print_deps_phony_targets, deps_append, output_deps,
12222 init_dependency_output, output_deps): New.
12223 (deps_buffer, deps_allocated_size, deps_size, deps_column,
12224 deps_output): Delete.
12225 (print_deps_missing_files): Rename deps_missing_files.
12226 (inhibit_output): Make global.
12227 (main): Delete inhibit_output, deps_stream, deps_target.
12228 Use mkdeps functionality in the same way as cpplib. Remove
12229 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
12230 -M and -MM. Remove old handling of deps via deps_out, and
12231 old reading of environment variables.
12232 (get_filename): Update to use deps_add_dep.
12234 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12236 * output.h (make_function_rtl): Remove prototype.
12237 (make_decl_rtl): Likewise.
12238 * varasm.c (make_function_rtl): Remove.
12239 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
12240 than from a third parameter.
12241 * tree.h (make_decl_rtl): Remove last parameter.
12242 * c-decl.c (builtin_function): Remove last argument in call to
12243 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
12244 (start_function): Likewise.
12245 * except.c (call_get_eh_context): Likewise.
12246 * expr.c (emit_block_move): Likewise.
12247 (clear_storage): Likewise.
12248 * profile.c (output_func_start_profiler): Likewise.
12249 * toplev.c (rest_of_decl_compilation): Likewise.
12250 * objc/objc-act.c (create_builtin_decl): Likewise.
12251 (synth_module_prologue): Likewise.
12252 (generate_static_reference): Likewise.
12253 (build_selector_reference_decl): Likewise.
12254 (build_class_reference_decl): Likewise.
12255 (build_objc_string_decl): Likewise.
12256 (build_protocol_reference): Likewise.
12258 2001-01-10 Richard Henderson <rth@redhat.com>
12260 * hwint.h: Revert yesterday's change.
12262 2001-01-10 Nick Clifton <nickc@redhat.com>
12264 * function.h (save_machine_status): Delete.
12265 (restore_machine_status): Delete.
12266 Amend comment describing {init|mark|free}_machine_status.
12268 * function.c (save_machine_status): Delete.
12269 (restore_machine_status): Delete.
12270 Amend comment describing {init|mark|free}_machine_status.
12271 (push_function_context_to): Remove invocation of
12272 save_machine_status.
12273 (pop_function_context_from): Remove invocation of
12274 restore_machine_status.
12276 * emit-rtl.c (init_emit_once): Amend comment describing
12277 {init|mark|free}_machine_status.
12279 * tm.texi (Per-Function Data): New node. Describe the
12280 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
12283 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12285 * cppinit.c (OPT_g): Remove.
12286 (cpp_handle_option): Update for removed -g3.
12287 (print_help): Update.
12288 * cpplib.h (struct cpp_options): Remove debug_output.
12289 * cppmain.c (setup_callbacks, cb_define): Update.
12290 * gcc.c (cpp_options): Translate -g3 to -dD.
12292 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
12294 * config/i960/i960.md: Change modifier to + on the zero_extract
12295 pattern after the (rotate -2 reg) canonicalization pattern.
12297 2001-01-10 Richard Henderson <rth@redhat.com>
12299 * config/alpha/alpha.c (alpha_free_machine_status): New.
12300 (override_options): Install it.
12301 (alpha_mark_machine_status): Verify machine non-null.
12302 * config/i386/i386.c (ix86_free_machine_status): New.
12303 (override_options): Install it.
12304 (ix86_init_machine_status): Use xcalloc.
12305 (ix86_mark_machine_status): Verify machine non-null.
12306 * config/ia64/ia64.c (ia64_free_machine_status): New.
12307 (ia64_override_options): Install it.
12308 (ia64_mark_machine_status): Verify machine non-null.
12310 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
12312 * function.c (instantiate_virtual_regs): Instantiate virtual
12313 registers found in CALL_INSN_FUNCTION_USAGE.
12315 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12317 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
12318 equivalent to -ansi in disabling -Di386.
12320 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
12322 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
12324 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
12326 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
12328 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
12330 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12332 * invoke.texi: Document that -fcond-mismatch isn't supported for
12335 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12337 * gcc.texi: Define macro gcctabopt.
12338 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
12339 @command, @env and @option in some places where appropriate. Use
12340 @gcctabopt where appropriate. Put URLs and email addresses inside
12343 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
12345 * gcc.c (cpp_options): Set MD file name from output
12346 filename, if specified.
12347 (suffix_subst): New static variable.
12348 (do_spec): Clear it.
12349 (do_spec_1, case '.'): Handle new `%.suffix' spec.
12351 (give_switch): Handle suffix_subst.
12353 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12355 * invoke.texi: Fix another typo.
12357 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12359 * invoke.texi: Fix typo.
12361 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12363 * c-lang.c (lang_hooks): Update.
12364 (lang_decode_option): Remove.
12365 (lang_init_options): Rename c_init_options.
12366 * toplev.c (main): Use lang_hooks for lang_init_options
12367 and lang_decode_option.
12368 * toplev.h (lang_hooks): Add 2 new hooks.
12369 * tree.h: Remove lang_init_options and lang_decode_option.
12370 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
12371 * cp/decl2.c: Similarly.
12372 * cp/lex.c (lang_init_options): Rename cxx_init_options.
12373 (lang_hooks): Update.
12374 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
12376 (lang_init_options): Rename ffe_init_options.
12377 (lang_hooks): Update.
12378 (lang_decode_option): Remove.
12379 * java/lang.c (lang_init_options): Rename java_init_options.
12380 (lang_decode_option): Rename java_decode_option.
12381 (lang_hooks): Update.
12382 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
12383 (lang_decode_option): Rename objc_decode_option.
12384 (lang_hooks): Update.
12386 2001-01-09 Nick Clifton <nickc@redhat.com>
12388 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
12389 (d30v_return_addr_rtx): Delete.
12390 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
12391 cfun->machine structure.
12392 (struct machine_function): Move to d30v.h
12393 (d30v_save_machine_status): Delete.
12394 (d30v_restore_machine_status): Delete.
12395 (d30v_init_machine_status): New Function.
12396 (d30v_mark_machine_status): New Function.
12397 (d30v_free_machine_status): New Function.
12398 (d30v_init_expanders): Use new functions.
12399 (d30v_return_addr): Use ra_rtx field in cfun->machine.
12400 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
12401 d30v_return_addr_rtx.
12403 * config/d30v/d30v.h (struct_machine): Move here.
12404 Add eh_epilogue_sp_ofs field.
12406 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
12407 field in cfun->machine structure.
12409 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
12411 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
12412 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
12413 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12415 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
12417 * objc/lang-options.h: Remove bogus reference to
12420 2001-01-09 Kazu Hirata <kazu@hxi.com>
12422 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
12425 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
12427 * reload.c (find_reloads_address): Check for eliminable registers
12428 when substituting a constant expression for a pseudo.
12430 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
12432 * c-common.c (enum format_type): Add format_type_error.
12433 (decode_format_type): New function.
12434 (decl_attributes): Use it.
12435 (format_kind_info): Adjust comment.
12437 2001-01-09 David O'Brien <obrien@BSDi.com>
12439 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
12440 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
12442 * config/i386/gnu.h: Don't include required platform specific .h files,
12443 tm.h will do it instead.
12444 * config/i386/i386elf.h: Likewise.
12445 * config/i386/linux.h: Likewise.
12446 * config/i386/moss.h: Likewise.
12447 * config/mips/gnu.h: Likewise.
12449 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12451 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
12452 (rs6000-ibm-aix3.[01]*): Likewise.
12453 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
12454 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
12455 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
12456 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
12457 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
12458 (powerpc-*-eabiaix*): Likewise.
12459 (powerpc-*-eabisim*): Likewise.
12460 (powerpc-*-elf*): Likewise.
12461 (powerpc-*-eabi*): Likewise.
12462 (powerpc-*-rtems*): Likewise.
12463 (powerpc-*-linux*libc1): Likewise.
12464 (powerpc-*-linux*): Likewise.
12465 (powerpc-wrs-vxworks*): Likewise.
12466 (powerpcle-wrs-vxworks*): Likewise.
12467 (powerpcle-*-sysv*): Likewise.
12468 (powerpcle-*-elf*): Likewise.
12469 (powerpcle-*-eabisim*): Likewise.
12470 (powerpcle-*-eabi*): Likewise.
12471 (powerpcle-*-solaris2*): Likewise.
12472 * config/rs6000/aix31.h: Delete includes.
12473 * config/rs6000/aix3newas.h: Likewise.
12474 * config/rs6000/aix41.h: Likewise.
12475 * config/rs6000/aix43.h: Likewise.
12476 * config/rs6000/beos.h: Likewise.
12477 * config/rs6000/rtems.h: Likewise.
12478 * config/rs6000/sysv4.h: Likewise.
12480 2001-01-09 Kazu Hirata <kazu@hxi.com>
12482 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
12483 Change an argument mode of machine_mode to shift_mode of
12484 shift_mode. Remove an extra error check.
12485 (emit_a_shift): Adopt to the new calling prototype of
12487 (function_prologue): Fix code for a monitor
12488 function. Support H8/S.
12489 (function_epilogue): Do not output pop for a monitor function.
12491 2001-01-09 Nick Clifton <nickc@redhat.com>
12493 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
12494 (setup_incoming_varargs): Use sysv_varargs_p field of the
12495 cfun->machine structure.
12496 (struct machine_function): Move to rs6000.h
12497 (rs6000_save_machine_status): Delete.
12498 (rs6000_restore_machine_status): Delete.
12499 (rs6000_init_machine_status): New Function.
12500 (rs6000_free_machine_status): New Function.
12501 (rs6000_init_expanders): Use new functions.
12503 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
12505 (struct machine_function): Move here.
12507 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
12508 sysv_varargs_p field of the cfun->machine structure.
12510 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
12512 (rs6000_restore_machine_status): Remove prototype.
12514 2001-01-09 Richard Henderson <rth@redhat.com>
12516 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
12517 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
12518 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
12519 (sched_analyze_2, sched_analyze_insn): Likewise.
12520 (sched_analyze, init_deps): Likewise.
12521 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
12522 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
12523 (compute_block_backward_dependences): Update propagate_deps call.
12525 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
12527 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
12529 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12531 * cppinit.c (OPT_MD, OPT_MMD): Restore.
12532 (cpp_handle_option): Handle them.
12533 (cpp_post_options): Ensure one of -M or -MM is specified with
12534 any other -M? option.
12535 (init_dependency_output): Suppress output with -MG.
12537 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12539 * cpp.texi: Update.
12540 * invoke.texi: Update.
12542 2001-01-09 Bernd Schmidt <bernds@redhat.com>
12544 * sh.md (reload_outsf): Generate recognizable patterns for
12547 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12549 * c-lang.c (lang_hooks): Update.
12550 (lang_init): Rename c_init.
12551 (lang_finish): Remove.
12552 * toplev.c (compile_file): Use lang_hooks for lang_init ()
12553 and lang_finish ().
12554 * toplev.h (lang_hooks): Add init () and finish ().
12555 * tree.h (lang_init, lang_finish): Remove.
12556 * cp/tree.h (lang_init, lang_finish): Remove.
12557 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
12558 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
12560 (lang_init, lang_finish): Remove.
12561 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
12562 (lang_hooks): Update.
12563 * java/lang.c (lang_init): Rename java_init.
12564 (lang_finish): Remove.
12565 (lang_hooks): Update.
12566 * objc/objc-act.c (lang_init): Rename objc_init.
12567 (lang_finish): Remove.
12568 (lang_hoooks): Update.
12570 20001-01-09 Graham Stott <grahams@redhat.com>
12572 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
12573 after `ptr` is initialised.
12575 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12577 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
12578 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
12579 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
12580 stack adjusts, instead of r3.
12582 2001-01-09 Michael Hayes <mhayes@redhat.com>
12584 * flow.c (flow_loop_scan): Break out of ...
12585 (flow_loops_find) ... here.
12586 * basic-block.h (flow_loop_scan): New.
12587 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
12588 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
12590 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12592 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
12594 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
12595 realloc()ing macro_buffer.
12597 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
12598 if it's wider than long and the target's long is wider than the
12601 2001-01-09 Mark Mitchell <mark@codesourcery.com>
12603 Remove support for using UWIN as a host machine.
12604 * configure.in: Issue an error message.
12605 * configure: Regenerated.
12606 * config.gcc: Remove xm_* UWIN configury.
12607 * config/i386/xm-uwin.h: Remove.
12609 2001-01-08 Nick Clifton <nickc@redhat.com>
12611 * config/v850/v850.c (ra_rtx): Delete.
12612 (v850_save_machine_status): Delete.
12613 (v850_restore_machine_status): Delete.
12614 (v850_init_machine_status): New function.
12615 (v850_mark_machine_status): New function.
12616 (v850_free_machine_status): New function.
12617 (v850_return_addr): Use ra_rtx field in machine structure.
12618 (v850_init_expanders): Use new functions.
12620 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
12621 * config/v850/v850.c: Change arguments to v850_output+* functions
12622 to take a const char *, to avoid compile time warning.
12623 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
12624 (USER_LABEL_PREFIX): Redefine.
12626 2000-01-08 Jim Wilson <wilson@redhat.com>
12628 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
12629 1 to unsigned HOST_WIDE_INT before left shift.
12631 2001-01-08 Nick Clifton <nickc@redhat.com>
12633 * config/arm/arm.c (arm_mark_machine_status): Check to see if
12634 the machine structure has been allocated.
12635 (arm_free_machine_status): New function: Free the machine
12636 specific function structure.
12638 2001-01-08 Richard Henderson <rth@redhat.com>
12640 * jump.c (simplejump_p): Revert last change.
12642 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
12644 * cppinit.c (init): Rename init_library.
12645 (cpp_create_reader): Update.
12646 * gcc.c (cpp_options): If -o given, use it as the target of
12649 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12651 * arm.c (arm_arch5e): New variable.
12652 (all_cores): XScale is a 5TE device.
12653 (arm_override_options): Set arm_arch5e.
12654 (arm_init_builtins): __builtin_prefetch is in arch5e.
12655 * arm.h (arm_arch5e): Declare it.
12657 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
12659 * arm.md (define_constants): Add defines for UNSPEC and
12660 UNSPEC_VOLATILE insns. Update all users.
12661 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
12662 * arm.c (multi_register_push, note_invalid_constants)
12663 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
12664 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
12665 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
12667 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
12669 * jump.c (jump_optimize_1): Use reversed_comparison_code
12670 instead of can_reverse_comparison_p.
12671 (jump_back_p): Likewise.
12672 (invert_exp_1): Likewise.
12673 (thread_jumps): Likewise.
12674 * simplify-rtx.c (simplify_unary_operation): Likewise.
12675 (simplify_ternary_operation): Likewise.
12676 * cse.c (find_comparison_args): Convert to use
12677 can_reverse_comparison_p.
12678 (record_jump_equiv): Likewise.
12680 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12682 * arm.h (HARD_REGNO_RENAME_OK): Delete.
12683 (EPILOGUE_USES): Define.
12684 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
12685 automatically stack the LR if it isn't live.
12687 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
12689 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
12692 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
12694 * ggc-page.c (max_alignment): New structure.
12695 (MAX_ALIGNMENT): New macro.
12696 (init_ggc): Use it to round up the sizes in the
12697 extra_order_size_table.
12699 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12701 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
12704 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12706 * builtins.def (BUILT_IN_FPRINTF): New entry.
12708 * c-common.c (c_expand_builtin_fprintf): New function.
12709 (init_function_format_info): Handle __builtin_fprintf.
12710 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
12711 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
12713 * c-decl.c (duplicate_decls): Adjust comment.
12715 * extend.texi (fprintf): Document new builtin.
12717 2001-01-07 Richard Henderson <rth@redhat.com>
12719 * jump.c (simplejump_p): Recognize any single_set jump
12720 of the proper form.
12722 2001-01-07 Richard Henderson <rth@redhat.com>
12724 * configure.in (slibdir): Accept an --with-slibdir option.
12725 Use "test" not "[" in configure. Default to $(libdir).
12727 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
12729 * config/t-aix43 (SHLIB_INSTALL): Likewise.
12730 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
12731 (SHLIB_LINK): Create links for the soname.
12732 * config/mips/t-iris6: Likewise.
12733 * config/sparc/t-slibgcc: Likewise.
12734 * config/sparc/t-slibgcc-sld: Likewise.
12736 2001-01-07 Jakub Jelinek <jakub@redhat.com>
12738 * config/i386/i386.c (constant_call_address_operand): Accept
12739 (const (plus (symbol_ref) (const_int))).
12740 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
12741 constant_call_address_operand.
12743 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12745 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
12746 and LONG_LONG_TYPE_SIZE > 32.
12748 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12750 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
12751 the previous change.
12753 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
12755 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
12757 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
12758 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
12759 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
12762 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12764 * fix-header.c (read_scan_file): s/pfile/scan_in/.
12766 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12768 * c-lang.c (c_post_options): Call cpp_post_options.
12769 * objc/objc-act.c (objc_post_options): Similarly.
12770 * cppmain.c (main): Similarly.
12771 * fix-header.c (read_scan_file): Similarly.
12772 * cppinit.c (cpp_start_read): Move option consistency checks
12773 to cpp_post_options. Don't call init_dependency_output.
12774 If needed, add default target and main file dependency.
12775 (OPT_MD, OPT_MMD): Remove.
12777 (cpp_handle_option): Update for OPT_* changes.
12778 (cpp_post_options): New.
12779 (init_dependency_output): Command line -MF overrides environment
12780 variables. Don't set default target etc. Suppress output
12781 if dependencies are going to stdout.
12782 (print_help): Update.
12783 * cpplib.h (cpp_post_options): New.
12784 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
12786 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
12788 * jump.c (comparison_dominates_p): Support unordered compares.
12790 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
12792 * simplify-rtx.c (simplify_relational_operation): Always simplify
12793 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
12796 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
12798 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
12799 (nonzero_bits): Likewise.
12800 (simplify_comparison): Likewise.
12801 (num_sign_bit_copies): Likewise; return more sane value depending
12802 on STORE_FLAG_VALUE.
12803 (known_cond): Do not assume EQ to be always true for equivalent
12806 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
12808 * cse.c (fold_rtx): Handle unordered comparisons.
12810 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
12812 * rtlanal.c (set_of_1): New static function.
12813 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
12814 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
12815 reg_set_last_last_regno): Remove.
12816 (set_of): New global function.
12817 (set_of_data): New structure.
12818 (reg_set_p, reg_set_last): Revamp for set_of.
12819 * rtl.h (set_of): New.
12821 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
12823 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
12824 * extend.texi: Document _Exit builtin.
12826 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12828 * (initialize, initialize_builtins,
12829 initialize_dependency_output, initialize_standard_includes):
12830 Rename s/initialize/init. Update.
12831 (init_dependency_output): Move to after
12832 cpp_handle_options, the correct location temporally at least.
12833 (opt_comp): Move next to init (), its caller. Fix prototype.
12834 (init): Make "initialized" local scope.
12835 (cpp_create_reader): Always call init ().
12836 (cpp_start_read): Update.
12837 (output_deps): New function, broken out of cpp_finish.
12838 (cpp_finish): Break out output_deps.
12840 2001-01-07 Richard Henderson <rth@redhat.com>
12842 * collect2.c (COFF specific stuff): Revert 12-06 patch
12843 to prototype system functions.
12845 2001-01-07 Michael Hayes <mhayes@redhat.com>
12847 * hard-reg-set.h: Add multiple include guard.
12848 * basic-block.h (struct loop): Add `sink' field.
12849 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
12850 (emit_iv_add_mult): Delete.
12851 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
12852 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
12853 (unroll_loop): Remove end_insert_before argument.
12854 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
12855 (maybe_eliminate_biv_1): Likewise.
12856 (emit_iv_add_mult): Delete.
12857 (gen_add_mult, loop_regs_update): New.
12858 (loop_insn_emit_after, loop_insn_emit_before): New.
12859 (loop_insn_sink, loop_insn_sink_or_swim): New.
12860 (emit_iv_add_mult): Delete.
12861 (scan_loop): Set loop->sink.
12862 (loop_givs_reduce): Use loop_insn_sink and its ilk.
12863 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
12864 (maybe_eliminate_biv_1): Likewise.
12865 (maybe_eliminate_biv_1): Add basic block argument.
12866 * unroll.c (unroll_loop): Remove end_insert_before argument.
12867 (find_splittable_regs): Likewise.
12868 (find_splittable_regs): Use loop_insn_sink and its ilk.
12869 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
12871 2001-01-07 Michael Hayes <mhayes@redhat.com>
12873 * loop.h (loop_insn_hoist): New prototype.
12874 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
12875 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
12876 (check_dbra_loop, load_mems): Likewise.
12877 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
12878 (find_splittable_givs): Likewise.
12880 2001-01-07 Michael Hayes <mhayes@redhat.com>
12882 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
12884 2001-01-07 Richard Henderson <rth@redhat.com>
12886 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
12888 2001-01-07 Richard Henderson <rth@redhat.com>
12890 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
12891 NO_SHARED_LIBGCC_MULTILIB as required for the target.
12892 * gcc.c (init_spec): Massage the existing libgcc_spec into a
12893 variant that handles a shared libgcc.
12894 (process_command): Always validate -{static,shared}-libgcc.
12895 (do_spec_1): New 'M' case.
12896 * invoke.text (Link Options): Document -{static,shared}-libgcc.
12898 2001-01-07 Richard Henderson <rth@redhat.com>
12900 * Makefile.in (slibdir): New variable.
12901 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
12902 (installdirs): Create slibdir.
12903 (install-libgcc, install-multilib): Defer to libgcc.mk.
12904 * configure.in (slibdir): Substitute.
12905 * mklibgcc.in (install): New target.
12907 * config/t-linux (SHLIB_LINK): Create links for the soname.
12908 (SHLIB_INSTALL): New.
12909 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
12910 * config/mips/t-iris6 (SHLIB_INSTALL): New.
12911 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
12912 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
12913 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
12915 2001-01-07 Richard Henderson <rth@redhat.com>
12917 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
12918 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
12919 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
12921 2001-01-07 Michael Hayes <mhayes@redhat.com>
12923 * loop.c (count_loop_regs_set): Delete.
12924 (load_mems_and_recount_loop_regs_set): Delete.
12925 (loop_regs_scan): Merge common code from count_loop_regs_set,
12926 scan_loop, and load_mems_and_recount_loop_regs_set.
12927 (scan_loop): Call load_mems directly and loop_regs_scan
12928 again if new registers created.
12930 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12932 * toplev.c (main): Call the front-end specific post_options
12933 hook if one is given.
12934 * toplev.h (struct_lang_hooks, lang_hooks): New.
12935 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
12936 for the C front end.
12937 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
12938 lang_hooks for the C++ front end.
12939 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
12940 lang_hooks for the ObjC front end.
12941 * f/com.c (lang_hooks): Hooks for the Fortran front end.
12942 * java/lang.c (lang_hooks): Hooks for the Java front end.
12944 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12946 * c-lex.c (init_c_lex): Request #define / #undef callbacks
12947 for verbose DWARF[2] debugging.
12948 (cb_define, cb_undef): The new callbacks.
12949 * toplev.h (debug_define, debug_undef): Make const correct.
12950 * toplev.c (debug_define, debug_undef): Similarly. Do not
12951 perform the verbosity tests here anymore.
12953 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
12955 * reload.c (subst_reloads): Take INSN argument. When
12956 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
12957 * reload.h (subst_reloads): Adjust prototype.
12958 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
12959 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
12960 present in JUMP_INSNs and copy them to JUMP_LABEL.
12961 * flow.c (find_label_refs, find_basic_blocks_1): Skip
12962 JUMP_INSNs and insns with REG_LABELs that are followed by
12963 JUMP_INSNs with the same REG_LABEL.
12964 * sched-rgn.c (is_cfg_nonregular): Likewise.
12965 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
12967 * unroll.c (unroll_loop): Look for REG_LABEL notes in
12969 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
12971 2001-01-06 Richard Henderson <rth@redhat.com>
12973 * loop.c (scan_loop): Use xcalloc for the regs array.
12974 (load_mems_and_recount_loop_regs_set): Zero the new memory
12975 received from xrealloc.
12977 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
12979 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
12981 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
12983 * integrate.c (copy_rtx_and_substitute): When copying
12984 an ignored return value, strip REG_FUNCTION_VALUE_P.
12986 2001-01-06 Michael Hayes <mhayes@redhat.com>
12988 * loop.c (debug_biv, debug_giv): New.
12989 (loop_biv_dump): Break out from ...
12990 (record_biv): ... here.
12991 (loop_giv_dump): Break out from ...
12992 (record_giv): ... here.
12993 (loop_bivs_check): Use print_simple_rtl.
12994 * unroll.c (loop_iterations): Use print_simple_rtl.
12996 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
12998 * pa.md (return, return_internal): Modify patterns to prevent regrename
12999 mucking with the return pointer.
13001 2001-01-05 Richard Henderson <rth@redhat.com>
13003 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
13005 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
13007 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
13008 version supplied by Matteo Frigo.
13010 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13012 * cpp.texi: Update for -MQ.
13013 * cppinit.c (cpp_create_reader): Always create pfile->deps.
13014 (cpp_cleanup): Always free pfile->deps.
13015 (initialize_dependency_output): Don't create pfile->deps.
13016 (cpp_handle_option): Similarly.
13018 * gcc.c (cpp_options): Handle -MQ.
13019 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
13020 * mkdeps.c (base_name): Remove.
13021 (deps_init): Don't allocate vector space until it's needed.
13022 (deps_free): Only free vectors if allocated.
13023 (deps_add_target, deps_add_dep): Update for initial allocation.
13024 (deps_add_default_target): Don't strip to the base_name.
13026 2001-01-05 DJ Delorie <dj@redhat.com>
13028 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
13029 (INIT_EXPANDERS): Define.
13031 * config/v850/v850.c (struct machine_function): Define.
13032 (v850_save_machine_status): New function.
13033 (v850_restore_machine_status): New function.
13034 (v850_return_addr): New function.
13035 (v850_init_expanders): New function.
13037 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
13038 and v850_init_expanders.
13040 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13042 * cpplib.h (struct cpp_reader): Add help_only field.
13043 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
13044 (cpp_handle_option): Set pfile->help_only if we see -h,
13045 --help, -target-help, or --version. Print version string but
13046 do not set help_only if we see -v or -version. Make text
13047 printed by -v match that printed by (-)-version.
13049 * cppmain.c (main): Exit after option parsing if
13050 pfile->help_only is true.
13052 * toplev.c (independent_decode_option): Call print_version,
13053 then exit, if we see --version (but not -version).
13054 (print_version): Split lengthy message into two lines.
13056 2001-01-05 Nick Clifton <nickc@redhat.com>
13058 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
13059 temporary string for initialisation before calling ggc_alloc_string.
13061 2001-01-06 Michael Hayes <mhayes@redhat.com>
13063 * rtl.h (print_simple_rtl): New.
13064 * print-rtl.c (print_simple_rtl): New.
13065 (flag_simple): New.
13066 (print_rtx): Disable printing of flags and modes, etc.,
13067 if `flag_simple` nonzero.
13069 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13071 * function.c (fixup_var_refs): Use push_to_full_sequence where
13074 2001-01-05 Michael Meissner <meissner@redhat.com>
13076 * flags.h (flag_reorder_blocks): Add declaration.
13077 (flag_rename_block): Ditto.
13079 2001-01-05 DJ Delorie <dj@redhat.com>
13081 * function.c (reorder_blocks): Make sure the flags are all reset
13082 before using them to mark blocks, else a second invocation will
13083 corrupt the block chain.
13084 (reorder_blocks_0): New, resets the flags.
13086 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
13088 * cse.c (find_comparison_args): Stop if the argument is known to
13091 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13093 * config/sh/sh.md (movdf): When splitting load into pair of
13094 registers, don't clobber the register used in the address too
13097 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
13099 * varasm.c (mark_constant_pool): Improve initial comments.
13100 (mark_constants): Move marking of constants to mark_constant.
13101 (mark_constant): New function to recursively mark all constants
13102 referred to by a constant.
13104 2001-01-05 Catherine Moore <clm@redhat.com>
13106 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
13108 2001-01-05 Phil Edwards <pme@sources.redhat.com>
13110 * cp/lang-options.h: Bring comment in line with reality.
13111 * f/lang-options.h: Likewise.
13112 * java/lang-options.h: Likewise.
13113 * objc/lang-options.h: Likewise.
13114 * ch/lang-options.h: Likewise.
13115 * f/g77.texi: And update the manual.
13117 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
13118 Denis Chertykov <denisc@overta.ru>
13120 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
13121 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
13122 * config/avr/avr.md (all peepholes that request a scratch register):
13123 Call it, FAIL the peephole if not safe (in interrupt functions).
13125 2001-01-05 Mark Mitchell <mark@codesourcery.com>
13127 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
13129 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
13131 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
13133 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
13134 BUILT_IN_CREAL and BUILT_IN_CIMAG.
13135 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
13136 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
13137 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
13139 * extend.texi: Document these builtins.
13141 2001-01-05 Daniel Berlin <dberlin@redhat.com>
13143 * c-common.c (lang_get_alias_set): Say we know nothing of
13144 VECTOR_TYPE aliasing.
13146 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
13148 2001-01-05 Bruce Korb <bkorb@gnu.org>
13150 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
13151 their x* equivalent versions for atexit-less systems
13152 * fixinc/fixincl.c(main): do not return from main() on atexit-less
13153 systems (or any other system any more).
13155 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
13157 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
13158 output operands. Use arm_hard_register_operand for operand 4.
13159 (stmsi_postinc): Similarly.
13160 (ldmsi): Use arm_hard_register_operand for opernand 2.
13161 (stmsi): Similarly.
13162 * arm.c (arm_hard_register_operand): New function.
13163 * arm-protos.h (arm_hard_register_operand): Prototype it.
13165 * arm.h (HARD_REGNO_RENAME_OK): Define.
13167 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
13169 * simplify-rtx.c (cfc_args): add "unordered" field.
13170 (check_fold_consts): Set unordered field.
13171 (simplify_relational_operation): Simplify the unordered
13174 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
13177 * emit-rtl.c (try_split): Fix code to mark labels.
13178 * jump.c (mark_jump_label): Make global.
13179 * rtl.h (mark_jump_label): Declare.
13181 * predict.c (estimate_probability): Handle unordred comparisons.
13183 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13185 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
13186 * cppinit.c (initialize_dependency_output): Update.
13187 (cpp_finish): Output dummy targets for -MP.
13189 (cpp_handle_option): Handle -MP. Don't quote -MT options.
13190 * cpplib.h (struct cpp_options): Add deps_phony_targets.
13191 * gcc.c (cpp_options): Update to handle -MP.
13192 * mkdeps.c (deps_add_target, deps_add_default_target): Update
13193 to quote only the default target.
13194 (deps_phony_targets): Insert a preceding newline. Rename from
13195 deps_dummy_targets for consistency.
13198 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13200 * calls.c (emit_library_call_value_1): Support
13201 INIT_CUMULATIVE_LIBCALL_ARGS.
13202 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
13204 2001-01-04 Richard Henderson <rth@redhat.com>
13206 * c-decl.c (finish_struct): Detect flexible array members
13207 used in an inappropriate context.
13208 * c-typeck.c (really_start_incremental_init): Special case
13209 constructor_max_index for zero length arrays.
13210 (pop_init_level): Allow initialization of flexible array
13211 members. Deprecate initialization of zero length arrays.
13212 Don't issue missing initializer warning for flexible array
13213 members or zero length arrays.
13214 (process_init_element): Don't dereference null DECL_SIZE.
13215 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
13216 Don't abort for empty constructors. Use size_binop
13217 (output_constructor): Add commentary regarding zero length
13218 array futures. Abort if we try to initialize an array of
13219 unspecified length with a non-empty constructor in the middle
13222 * extend.texi (Zero Length): Update and clarify documentation
13223 on static initialization.
13225 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13227 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
13228 with more than 32767 words of local storage.
13230 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13232 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
13233 for 'abs', 'labs', and 'fabs'.
13234 (c4x_expand_builtin): Likewise.
13235 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
13237 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13239 * config/sh/sh.md (prget, prset): New insn types.
13240 (return delay slot): Dont' allow prset.
13241 (call, sfunc delay slot): Don't allow prget.
13242 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
13243 for prset and prget.
13245 2001-01-05 Michael Hayes <mhayes@redhat.com>
13247 * loop.h (struct loop_reg): New.
13248 (struct loop_regs): Change to use array of `struct loop_reg'.
13249 * loop.c: Replace assortment of varrays with single regs array.
13250 (count_one_set): Delete may_not_move array argument
13251 and use regs array instead. All caller's changed.
13252 (count_loop_regs_set): Delete may_not_move and single_usage
13253 arguments and use regs array instead. All caller's changed.
13254 (find_single_use_in_loop): Replace usage array argument with pointer
13255 to regs structure. All caller's changed.
13256 (loop_optimize): Delete `moved_once' array.
13258 2001-01-05 Michael Hayes <mhayes@redhat.com>
13260 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
13261 Use it instead of loop_info->has_call for scanning loop mems.
13262 (check_dbra_loop): Replace loop_info->has_call test with
13263 loop_info->has_nonconst_call.
13265 2000-01-04 Matthew Hiller <hiller@redhat.com>
13267 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
13270 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13272 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
13273 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
13275 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13277 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
13278 (flag_short_double, flag_short_wchar): Define.
13279 (c_common_nodes_and_builtins): Create many tree nodes shared
13280 between C and C++ here instead of in cp/decl.c and ...
13281 * c-decl.c (init_decl_processing): ... here.
13282 (SIZE_TYPE, WCHAR_TYPE): Don't define.
13283 (flag_short_double, flag_short_wchar): Don't define.
13284 (record_builtin_type): New function.
13285 (build_void_list_node): New function.
13286 * c-common.h (flag_short_double, flag_short_wchar,
13287 record_builtin_type, build_void_list_node): Declare.
13289 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
13291 * integrate.c (expand_inline_function): Don't put a virtual
13292 register into the reg map.
13294 * function.c (fixup_var_refs_1): If force_operand didn't put
13295 the address into the target, move it there.
13297 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13299 Special-case tree_decl/tree_list allocations.
13300 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
13301 (OBJECT_SIZE): New macro.
13302 (NUM_EXTRA_ORDER): Likewise.
13303 (extra_order_size_table): New variable.
13304 (NUM_ORDERS): New macro.
13305 (objects_per_page_table): New variable.
13306 (object_size_table): New variable.
13307 (G.pages): Use NUM_ORDERS to bound the array.
13308 (G.page_tails): Likewise.
13309 (DIV_ROUND_UP): Remove.
13310 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
13311 (alloc_page): Use OBJECT_SIZE.
13312 (size_lookup): Don't make it const.
13313 (ggc_alloc): Use OBJECT_SIZE.
13314 (ggc_set_mark): Likewise.
13315 (ggc_get_size): Likewise.
13316 (init_ggc): Set up the object_size_table, objects_per_page_table,
13317 and adjust size_lookup.
13318 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
13319 (ggc_pop_context): Use NUM_ORDERS.
13320 (clear_marks): Likewise.
13321 (sweep_pages): Likewise.
13322 (poison_pages): Likewise.
13323 (ggc_print_statistics): Use OBJECT_SIZE.
13325 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13327 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
13328 Only call array_size_for_constructor if last field and array type
13329 with no upper bound.
13331 2001-01-04 Philip Blundell <philb@gnu.org>
13333 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
13334 from bit 31 downwards, if this requires no more insns.
13335 (count_insns_for_constant): New helper function for above.
13337 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
13339 * gencodes.c (output_predicate_decls): Remove empty initializer.
13341 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13343 * tree.c (copy_node): Remove documentation about obstacks.
13344 (buidl1): Check that nobody tries to build 2-argument nodes this
13347 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13349 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
13352 * gencodes.c (output_predicate_decls): Fill empty initializer
13355 2001-01-04 Jakub Jelinek <jakub@redhat.com>
13357 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
13358 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
13360 (do_include): Handle missing headers like cpp0.
13361 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
13362 paths with first include pathname. Don't strcat to uninitialized
13365 2001-01-04 Bernd Schmidt <bernds@redhat.com>
13367 * regrename.c (regrename_optimize): Don't rename from frame pointer
13368 if frame_pointer_needed.
13369 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
13370 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
13371 (ia64_reorg): Use it instead of scheduling if ! optimize.
13372 (errata_emit_nops): Properly call asm_noperands.
13373 (ia64_sched_reorder): Finish cycle if we see an asm.
13374 (ia64_variable_issue): Clear scheduling state after asms.
13376 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
13378 * cpp.texi: Update for -MT.
13379 * cppinit.c (initialize_dependency_output): Add a default
13380 target if none has been given already.
13381 (no_tgt, OPT_MT): New.
13382 (cpp_handle_option): Handle -MT. Update -M etc.
13383 * cpplib.h (struct cpp_options): Remove deps_target.
13384 * gcc.c (cpp_options): Handle -MT.
13385 * mkdeps.c (struct deps): Move from mkdeps.h.
13386 (deps_calc_target): Rename deps_add_default_target. Add a
13387 default target if none has been specified already.
13388 * mkdeps.h (struct deps): Move to mkdeps.c.
13389 (deps_calc_target): Rename deps_add_default_target.
13391 2000-01-03 Richard Henderson <rth@redhat.com>
13393 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
13395 * c-typeck.c (push_init_level): Move checks for flexible array
13396 members and zero length arrays ...
13397 (pop_init_level): ... here. Silently discard empty initializations.
13399 * varasm.c (output_constructor): Update for sizeof change to
13400 zero-length arrays.
13402 * extend.texi (Zero Length): Clarify semantics.
13404 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13406 * configure.in (tm.h): Include isns-codes.h last.
13407 * configure: Rebuilt.
13409 2001-01-03 Richard Henderson <rth@redhat.com>
13411 * config/alpha/alpha.md (addvsi3, addvdi3): New.
13412 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
13414 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13416 * tradcpp.c (main): Make sure finclude() is called with a valid
13417 indepth value while handling -include.
13419 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13421 * gencodes.c (output_predicate_decls): New function.
13423 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
13424 even if it is not the first time machmode.h is #included.
13425 * config/sh/sh.c (fpul_operand): Declare MODE argument.
13426 * tm.texi (PREDICATE_CODES): Document predicate declarations.
13427 * gcc.texi (Copyright): Added 2001.
13429 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13431 * c-common.c (c_common_lang_init): New function. Warn if format
13432 warning options which only have effects when used with -Wformat
13433 are used without -Wformat.
13434 * c-common.h (c_common_lang_init): Declare.
13435 * c-lang.c (lang_init): Call c_common_lang_init.
13436 * objc/objc-act.c (lang_init): Call c_common_lang_init.
13438 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13440 * configure.in: Check for the mktemp command.
13441 * configure: Regenerate.
13442 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
13443 $TEMP. Create temporary files with mktemp, if available at
13444 configure time; otherwise use set -C. Remove temporary files
13447 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13449 * configure.in: Require at least texinfo 4.0. Check for whether
13450 Pod::Man is sufficiently recent to regenerate GCC manpages.
13451 * configure: Regenerate.
13452 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
13454 (GENERATED_MANPAGES): Define.
13455 (generated-manpages): New target. Depend on cpp.1 as well as
13457 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
13458 configure to generated-manpages or empty) rather than on the
13459 manpages directly. Remove execute permission from installed
13460 gcov.1 as well as cpp.1.
13461 * cpp.1, gcov.1: Regenerate.
13463 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13465 * builtins.c (expand_builtin_strncmp): Use host_integerp and
13466 tree_low_cst. Allow using cmpstrsi in more cases.
13468 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13470 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
13473 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
13475 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
13476 * Makefile.in (HOST_CFLAGS): Mention build-make.
13478 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13480 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
13483 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13485 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
13488 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
13491 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
13492 reg_base_value and reg_known_value arrays.
13493 (init_alias_analysis): Add more cases to detect known values.
13494 * sched-deps.c (deps_may_trap_p): New function.
13495 (sched_analyze_2): Use it.
13497 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13499 * combine.c (simplify_shift_const): Even if we're sign-extracting,
13500 don't discard an ASHIFTRT if we're shifting in a wider mode.
13502 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
13504 * toplev.c (rest_of_compilation): Don't print basic block information
13505 when CFG isn't up to date.
13507 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
13509 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
13510 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
13511 (UNALIGNED_SHORT_ASM_OP): Define.
13512 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
13514 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13516 * fold-const.c (fold_convert): Fix typo.
13518 2001-01-02 Richard Henderson <rth@redhat.com>
13520 * c-common.h (ASM_INPUT_P): New.
13521 * c-parse.in (asm): Set it when needed.
13522 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
13523 existance of an operand.
13525 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
13527 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
13528 (dwarf2out_frame_debug_expr): Likewise.
13529 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
13531 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
13533 * i386.c (ix86_split_to_parts): Return number of part required;
13535 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
13537 (ix86_split_long_move): Use number of part returned
13538 by ix86_split_to_parts
13539 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
13541 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
13542 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
13543 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
13544 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
13545 (ALIGN_MODE_128): Add TFmode.
13546 (IS_STACK_MODE): Likewise.
13547 (HARD_REGNO_NREGS): TFmode needs 3 registers.
13548 (HARD_REGNO_OK): Support TFmodes.
13549 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
13550 * i386.md (scheduler definitions): Use memory operand to determine
13551 fst/fld instructions; use mode attribute to determine real mode of
13553 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
13554 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
13556 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13558 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
13560 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13562 * expr.c (store_constructor_field): Update ALIGN before calling
13565 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13567 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
13570 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13572 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
13575 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13577 * c-decl.c (start_function): Don't warn on third parameter to main.
13579 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13581 * tsystem.h: Define HAVE_DECL_GETOPT.
13583 2001-01-02 Philip Blundell <pb@futuretv.com>
13585 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
13588 2001-01-02 Richard Henderson <rth@redhat.com>
13590 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
13592 2001-01-02 Andreas Jaeger <aj@suse.de>
13594 * c-decl.c (c_decode_option): Remove support of
13595 -Wmissing-noreturn.
13597 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
13598 (W_options): Add -Wmissing-noreturn here.
13600 * flow.c: Define lang_missing_noreturn_ok_p.
13601 (check_function_return_warnings): Use it.
13603 * c-common.h: Declare lang_missing_noreturn_ok_p.
13605 * c-lang.c (c_missing_noreturn_ok_p): New function.
13606 (lang_init): Set lang_missing_noreturn_ok_p.
13608 * invoke.texi (Warning Options): Document this.
13610 2000-12-27 Phil Edwards <pme@sources.redhat.com>
13612 * extend.texi (C++ Extensions): New node for C++ attributes;
13613 describe init_priority and com_interface.
13614 * invoke.texi: Remove -finit-priority as it now has zero effect.
13615 * install.texi: Fix xref syntax.
13616 * md.texi: Likewise.
13618 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13620 * config.gcc (sparc64-wrs-vxworks*): New case.
13621 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
13623 * config/sparc/sparc.c (sparc_override_options): Do support different
13624 pointer and architecture size.
13625 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
13626 (POINTERS_EXTEND_UNSIGNED): Define.
13627 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
13628 (FUNCTION_MODE): Define to be Pmode.
13629 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
13631 * function.c (expand_function_end): Properly handle DECL_RESULT
13632 and copy when ptr_mode != Pmode.
13633 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
13635 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13637 * c-common.c (c_common_nodes_and_builtins): Set prototype
13638 parameters for __builtin_fputs, __builtin_fputc and
13639 __builtin_fwrite. Don't declare plain fputc as a builtin.
13641 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
13643 * loop.c (add_label_notes): Increment the label usage count when
13644 a note is added to an insn which refers to a CODE_LABEL.
13645 * gcse.c (add_label_notes): Likewise.
13647 2001-01-01 Andreas Jaeger <aj@suse.de>
13649 * loop.c (scan_loop): Use xmalloc to allocate movables.
13651 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
13653 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
13654 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
13655 * reload1.c (REGISTER_MOVE_COST): Likewise.
13656 * regclass.c (REGISTER_MOVE_COST): Likewise.
13657 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
13658 dimension. Adjust all users.
13659 (init_reg_sets_1): Iterate on all modes.
13660 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
13661 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
13662 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
13663 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
13664 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
13665 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
13666 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
13667 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
13668 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
13669 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
13670 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
13671 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
13672 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
13673 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
13674 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
13675 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
13676 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
13677 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
13678 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
13679 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
13680 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
13681 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
13682 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
13683 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
13684 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
13685 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
13686 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
13688 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13690 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
13691 arg VARIES_P. Call it with extra arg.
13692 (true_dependence): Likewise.
13693 * rtl.h (rtx_addr_can_trap_p): Declare.
13694 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
13696 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
13697 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
13698 pic offset table register if it's zero. All callers changed.
13699 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
13701 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13703 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
13704 STRING_POOL_ADDRESS_P.
13706 * config/sparc/sparc.c (input_operand): Properly test for short op.
13708 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
13709 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
13710 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
13711 * config/sparc/elf.h: No longer include sol2.h.
13712 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
13713 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
13715 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
13717 2001-01-01 Michael Hayes <mhayes@redhat.com>
13719 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
13720 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
13721 (record_initial): Likewise.
13722 * unroll.c (copy_loop_body, loop_iterations): Likewise.
13723 (remap_split_bivs): Likewise.
13725 2001-01-01 Michael Hayes <mhayes@redhat.com>
13727 * loop.c (loop_ivs_free): New function.
13728 (strength_reduce): Break out from...
13730 2001-01-01 Michael Hayes <mhayes@redhat.com>
13732 * loop.h (struct iv): New.
13733 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
13734 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
13735 'reg_biv_class' fields with 'regs' and 'n_regs'.
13736 (struct ivs): Rename 'loop_iv_list' field to 'list'.
13737 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
13738 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
13740 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
13742 * resource.c (mark_referenced_resources): Abort() before
13743 attempting to mark a pseudo register.
13744 (mark_set_resources): Likewise.
13746 2001-01-01 Michael Hayes <mhayes@redhat.com>
13748 * loop.h (REG_IV_CLASS): New accessor macro.
13749 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
13750 * unroll.c (REG_IV_CLASS): Likewise.
13752 See ChangeLog.4 for earlier changes.