1 Sat Jun 23 01:23:59 CEST 2001 Jan Hubicka <jh@suse.cz>
3 * flow.c (mark_set_1, attempt_auto_inc, mark_used_reg,
4 try_pre_increment_1): compute REG_FREQ using bb->frequency.
6 * regclass.c (loop_cost): Kill.
7 (frequency): New global variable.
8 (record_operand_costs): Replace loop_cost by frequency.
9 (scan_one_insn): Likewise.
10 (regclass): Likewise; set frequency according to bb->frequency.
12 * flow.c (split_edge): Set frequency.
14 Sat Jun 23 01:16:42 CEST 2001 Jan Hubicka <jh@suse.cz>
16 * predict.c (block_info_def): Add nvisited.
17 (propagate_freq): Count nvisited; re-queue delayed blocks; handle
20 * flow.c (dump_edge_info): Dump the probability of edge.
21 (combine_predictions_for_insn): Dump the basic block.
23 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
25 * doc/gcc.texi: Update documentation of source files of C
28 2001-06-22 Richard Henderson <rth@redhat.com>
30 * doc/invoke.texi (-funsafe-math-optimizations): Document its
31 possible effects at link time.
33 2001-06-22 Diego Novillo <dnovillo@redhat.com>
35 * basic-block.h (dump_edge_info): Declare.
36 (clear_edges): Declare.
37 (mark_critical_edges): Declare.
38 * flow.c (dump_edge_info): Remove static declaration.
40 (mark_critical_edges): Ditto.
41 (free_basic_block_vars): Only clear edges and free basic block
42 array if basic_block_info is not NULL.
43 * ssa.c (compute_dominance_frontiers): Remove static declaration.
44 * ssa.h (compute_dominance_frontiers): Declare.
46 2001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
48 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
49 instead of const1_rtx for true case.
51 2001-06-22 David Mosberger <davidm@hpl.hp.com>
53 * config/ia64/crtfastmath.c: New file.
54 * config/ia64/t-ia64 (EXTRA_PARTS): Include it.
55 * config/ia64/linux.h (ENDFILE_SPEC): New.
57 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
59 * config/h8300/h8300.c (asm_file_start): Remove reference to
62 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
64 * c-common.c (verify_tree): Check for x being NULL.
65 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
69 2001-06-22 DJ Delorie <dj@redhat.com>
71 * config/arm/arm.h (struct machine_function): Remove ra_rtx.
72 * config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
73 (arm_return_addr): Use get_hard_reg_initial_val et al.
74 * config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
75 * config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
76 (d30v_return_addr): Use get_hard_reg_initial_val et al.
77 * config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
78 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
80 (rs6000_mark_machine_status): Remove.
81 (rs6000_return_addr): Use get_hard_reg_initial_val.
82 (rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
83 * config/v850/v850.h (INIT_EXPANDERS): Delete.
84 * config/v850/v850.c (struct machine_function): Delete.
85 (v850_init_machine_status): Delete.
86 (v850_mark_machine_status): Delete.
87 (v850_free_machine_status): Delete.
88 (v850_return_addr): Use get_hard_reg_initial_val.
89 (v850_init_expanders): Delete.
91 Fri Jun 22 19:20:59 CEST 2001 Jan Hubicka <jh@suse.cz>
93 * predict.c (estimate_bb_frequencies): Do not handle conditional
94 jumps jumping to fallthru basic block as conditional jumps.
96 Fri Jun 22 19:11:28 CEST 2001 Jan Hubicka <jh@suse.cz>
98 * regs.h (struct reg_info_def): Add freq field.
99 (REG_N_REFS): Update comment.
101 * regclass.c (scan_one_insn): Update REG_FREQ.
102 * flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
103 (attempt_auto_inc): Likewise.
104 (mark_used_reg): Likewise.
105 (try_pre_increment_1): Likewise.
106 * local-alloc.c (struct qty): Add freq field.
107 (alloc_qty): Set freq.
108 (update_equiv_regs): Set REG_FREQ.
109 (QTY_CMP_PRI): Use freq.
110 (combine_regs): Update qty->freq.
111 * global.c (struct allocno): Update comment for n_refs;
113 (local_reg_freq): New array.
114 (global_alloc): Update freq field;
115 allocate and initialize local_reg_freq.
116 (allocno_compare): Use freq field.
117 (find_reg): Likewise.
118 * reload1.c (count_pseudo): Use freq isntead of n_refs.
119 (count_spilled_pseudo): Likewise.
121 * tm.texi (GCOV_TYPE_SIZE): Document.
122 * basic-block.h (gcov_type): Define.
123 (struct edge_def): Use gcov_type for count field.
124 (struct basic_block_def): Likewise.
125 * defaults.h (GCOV_TYPE_SIZE): Define.
126 * final.c (end_final): Use GCOV_TYPE_SIZE.
127 * flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
128 using HOST_WIDEST_INT_PRINT_DEC.
129 * gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
130 __write_gcov_type): New.
131 (store_long): Remove.
132 * gcov.c (gcov_type): Set default.
133 (struct adj_list): Use gcov_type for arc_count.
134 (bb_info): Use gcov_type for succ_count, pred_count and exec_count.
135 (create_program_flow_graph): Read arc_count properly.
136 (solve_program_flow_graph): 'total' is gcov_type.
137 (output_data): Line_counts is gcov_type, print it properly.
138 * libgcc2.c (struct bb): Counts is gcov_type.
139 (__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
140 * profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
141 (GCOV_TYPE_SIZE): Define.
142 (struct bb_info): succ_count and pred_count is gcov_type.
143 (compute_branch_probabilities): Use __read_gcov_type,
144 print read edges to the dump file.
145 (total): Is gcov_type.
146 (gen_edge_profiler): Use GCOV_TYPE_SIZE.
148 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
150 * optabs.c (emit_libcall_block): When using non-call exceptions,
151 don't mark libcalls never throwing.
153 2001-06-21 Stan Shebs <shebs@apple.com>
155 * objc/objc-act.c (hash_init): Use xcalloc.
157 2001-06-21 Richard Henderson <rth@redhat.com>
159 * flow.c (entry_exit_blocks): Initialize frequency.
160 (split_block): Copy it.
161 (dump_flow_info): Dump it.
163 Thu Jun 21 22:15:10 2001 J"orn Rennecke <amylaar@redhat.com>
165 * sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
166 from machine-depedent_reorg for purposes of alignment supression
167 when no delay slot insn has been added.
169 2001-06-21 Neil Booth <neil@cat.daikokuya.demon.co.uk>
171 * cppmacro.c (make_string_token): Null terminate.
173 2001-06-21 DJ Delorie <dj@redhat.com>
175 * config/alpha/alpha.h (struct machine_function): Remove.
176 * config/alpha/alpha.c (integrate.h): Include.
177 (override_options): Don't set up machine_status hooks.
178 (alpha_init_machine_status): Remove.
179 (alpha_mark_machine_status): Remove.
180 (alpha_free_machine_status): Remove.
181 (alpha_return_addr): Use get_hard_reg_initial_val.
182 (alpha_gp_save_rtx): Likewise.
183 (alpha_ra_ever_killed): Use has_hard_reg_initial_val.
185 2001-06-20 Aldy Hernandez <aldyh@redhat.com>
187 * config/sh/sh.md (interrupt_function): Use
188 current_function_interrupt.
189 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
190 an interrupt function.
192 * config/sh/sh.h (current_function_interrupt): Define extern.
194 * config/sh/sh.c (current_function_interrupt): New global.
195 (sh_expand_prologue): Set current_function_interrupt.
197 2001-06-21 Phil Edwards <pme@sources.redhat.com>
199 * doc/install.texi: Add 'c' to list of --enable-languages choices.
201 2001-06-21 DJ Delorie <dj@redhat.com>
203 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
205 * integrate.c (ggc.h): Include.
206 (initial_value_pair, initial_value_struct,
207 setup_initial_hard_reg_value_integration): Add prototypes.
208 (expand_inline_function): Call
209 setup_initial_hard_reg_value_integration.
210 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
211 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
212 to keep track of values present at the start of a function.
213 (mark_hard_reg_initial_vals): New, for gc.
214 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
215 mappings for initial values.
216 (emit_initial_value_sets): New. Emits code to set initial value
218 * integrate.h: Add prototypes for new functions.
219 * function.h (struct function): Add hard_reg_initial_vals field.
220 * function.c (integrate.h): Include.
221 (mark_function_status): Call
222 mark_hard_reg_initial_vals.
223 * toplev.c (integrate.h): Include.
224 (rest_of_compilation): Call emit_initial_value_sets.
226 2001-06-21 Stan Shebs <shebs@apple.com>
228 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
229 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
230 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
231 everywhere instead of "Objective C".
233 2001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
235 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
236 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
237 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
238 "back end" as nouns and "front-end" and "back-end" as adjectives.
240 Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
242 * predict.c (estimate_probability): Fix loop bounds.
244 Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
246 * toplev.c (rest_of_compilation): Run mark_constant_function
249 Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
251 * predict.c (estimate_loops_at_level, propagate_freq
252 estimate_bb_frequencies, count_to_freqs): New functions.
253 (estimate_probability): Call estimate_bb_frequencies.
254 * basic-block.h (basic_block_def): Add field "freq".
255 (BB_FREQ_MAX): New constant.
257 Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
259 * sh.c (barrier_align): Don't ask for alignment when seeing a
260 branch-around-a-jump from machine_dependent_reorg.
262 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
264 * ssa.c (rename_block): Update parameter to remove_phi_alternative
265 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
266 re-running life analysis.
268 2001-06-20 Stan Shebs <shebs@apple.com>
270 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
271 also use memset to clear the hash tables.
272 (hash_enter): Assume xmalloc always succeeds.
273 (hash_add_attr): Ditto.
274 (continue_class): Ditto.
276 2001-06-20 Michael Meissner <meissner@redhat.com>
278 * builtins.c (predict.h): Include.
279 (expand_builtin_expect): Update comment.
280 (expand_builtin_expect_jump): New function to expand
281 __builtin_expect inside of a conditional jump expansion.
283 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
284 __builtin_expect (<test>, 1).
286 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
288 * rtl.h (expand_builtin_expect_jump): Add prototype.
290 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
292 * doc/rtl.texi (Machine Modes): Correct description of
293 floating-point modes on machines with non-8-bit bytes.
295 2001-06-19 Bernd Schmidt <bernds@redhat.com>
297 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
298 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
301 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
303 * ssa.c (remove_phi_alternative): Remove declaration. No longer
304 static. Second argument is a pointer to a basic block structure,
305 not a basic block index.
306 (convert_to_ssa): Do not remove dead code.
307 (convert_from_ssa): Do not remove dead code to create death notes.
308 * ssa.h (remove_phi_alternative): Declare.
310 * flow.c (delete_unreachable_blocks): Fix patch error in
311 previous change (call to find_unreachable_blocks was lost).
313 * ssa.c (ssa_uses): Remove definition.
314 (apply_delayed_renames): Don't grow ssa_uses.
315 (rename_block): Remove comment related to ssa_uses.
316 (rename_registers): Do not initialize ssa_uses.
317 (convert_from_ssa): Do not free ssa_uses.
319 * ssa-dce.c: Renamed from dce.c.
320 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
321 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
324 2001-06-19 Eric Christopher <echristo@redhat.com>
326 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
327 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
328 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
330 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
332 * sh.c (output_branch): Delete bogus code.
334 * sh.c (initial_elimination_offset):
335 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
337 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
339 * flow.c (find_unreachable_blocks): New function.
340 (delete_unreachable_blocks): Use find_unreachable_blocks.
341 * basic-block.h (find_unreachable_blocks): Declare.
343 * dce.c (eliminate_dead_code): Fix formatting glitch.
345 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
347 * c-common.h (RETURN_NULLIFIED_P): New macro.
348 * c-semantics.c (genrtl_return_stmt): Check it.
350 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
351 (emit_block_move): Likewise.
353 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
355 * unroll.c: Include predict.h.
356 (unroll_loop): Drop prediction notes on preconditioning.
357 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
358 New; add comments on the others.
359 * Makefile.in: (unroll.o): Add dependancy on predict.h.
360 * loop.c (strength_reduce): Fix branch prediction.
362 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
364 * stmt.c (emit_case_nodes): Optimize test whether index is in given
367 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
369 * predict.c (estimate_probability): Do not bail out early
370 when note is present.
371 (combine_predictions_for_insn): Fix note removal code.
373 2001-06-18 Ben Elliston <bje@redhat.com>
375 * except.c (resolve_fixup_regions): Initialise "cleanup".
377 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
379 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
381 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
383 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
384 use put_var_into_stack.
386 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
388 * gccspec.c (lang_specific_driver): If compiling ObjC, add
389 -shared-libgcc when necessary.
390 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
392 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
394 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
395 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
396 bitmap_last_set_bit. All for compatibility with sbitmap's.
398 *bitmap.c (bitmap_zero): New function.
399 (bitmap_union_of_diffs): New function.
400 (bitmap_first_set_bit): New function.
401 (bitmap_last_set_bit): New function.
403 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
405 * cpp.texi, invoke.texi: Update.
406 * cpp.1, gcc.1: Regenerate.
408 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
410 * i386.md (minsf): Fix splitter. (PR fortran/3191)
412 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
414 * doc/cpp.texi: Update.
415 * doc/cpp.1: Regenerate.
417 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
419 * doc/install.texi: Use correct markup hints.
421 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
423 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
425 * explow.c (expr_size): If DECL and size specified, use it.
427 2001-06-15 Zack Weinberg <zackw@stanford.edu>
429 * doc/cpp.texi: Formatting corrections.
430 Correct buggy example of use of __GNUC__ etc.
431 Clarify $ in identifiers.
432 * doc/cpp.1: Regenerate.
434 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
436 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
438 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
440 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
442 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
443 Added Tru64 UNIX V5.1 bootstrap hints.
444 (Specific, alpha*-*-osf*): Removed old section, obsolete.
446 2001-06-15 Andreas Jaeger <aj@suse.de>
448 * doc/install.texi (Specific): Mention that glibc cannot be
449 compiled with GCC 3.0.
451 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
453 * combine.c (nonzero_bits): Don't optimize away division by
456 2001-06-15 Zack Weinberg <zackw@stanford.edu>
458 * doc/cpp.texi: Revised and brought up to date.
459 * doc/cpp.1: Regenerate.
461 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
463 * doc/install.texi: Update --enable-threads to match reality.
465 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
467 * doc/install.texi: Update for C4x.
468 * README.C4X: Remove.
470 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
472 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
473 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
474 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
475 Consistently use "built-in" and "bit-field". Minor logical markup
477 * doc/gcc.1: Regenerate.
479 2001-06-14 Richard Henderson <rth@redhat.com>
481 * config/mips/mips.md (exception_receiver): New.
483 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
485 * doc/gcc.texi: Update passes documentation to be more in tune
488 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
490 * i386.c (ix86_expand_prologue): Fix merging conflict.
492 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
494 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
495 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
496 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
497 logical markup. Use TeX quotes and dashes. Use @dots{} and
498 @minus{}. Avoid spaces inside @var. Update last modification
500 * doc/gcc.1, doc/gcov.1: Regenerate.
502 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
504 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
505 x86_epilogue_using_move): New global variables.
506 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
507 (ix86_emit_save_regs_using_mov): New static function.
508 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
509 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
510 MASK_MIX_SSE_I387): Renumber.
511 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
512 (x86_accumulate_outgoing_args, x86_prologue_using_move,
513 x86_epilogue_using_move): Declare.
514 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
516 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
518 * inclhack.def (hpux10_cpp_pow_inline): New hack.
520 2001-06-13 Richard Henderson <rth@redhat.com>
522 * ifcvt.c (dead_or_predicable): Fix return value last patch.
524 2001-06-13 Mark Mitchell <mark@codesourcery.com>
528 2001-06-13 Richard Henderson <rth@redhat.com>
530 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
531 (cond_exec_process_if_block, dead_or_predicable): Likewise.
533 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
535 * mips-tfile.c (copy_object): Always pass indexNil for symbol
538 2001-06-13 Kazu Hirata <kazu@hxi.com>
540 * config/h8300/h8300.h (OK_FOR_T): Remove.
541 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
542 * config/h8300/h8300.md: Remove alternatives involving inc and dec
543 in the helper patterns for addhi3 and addsi3.
545 2001-06-13 Phil Edwards <pme@sources.redhat.com>
547 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
549 2001-06-13 Zack Weinberg <zackw@stanford.edu>
551 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
552 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
554 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
555 config/alpha/t-osf4, config/mips/t-iris6: Extract all
556 references to @shlib_map_file@, @shlib_objs@, or
557 @shlib_base_name@ to Makefile variables.
558 Bump soname version of libgcc to 1.
560 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
562 * doc/install.texi: Use more logical markup. Include @node
563 commands in the source when generating any non-HTML.
565 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
567 * README: Remove. Some of the contents moved to ../README.
569 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
571 * doc/install.texi (--enable-shared): List package names
574 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
576 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
577 (*-*-solaris*): Document problem in /bin/sh that affects
578 configuring libraries.
579 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
580 (*-sun-solaris2.8): Document linker problem that explains why
581 libjava is disabled by default.
583 2001-06-09 Mark Mitchell <mark@codesourcery.com>
586 * toplev.c (rest_of_compilation): Remove dead code before
589 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
592 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
593 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
594 * configure: Rebuilt.
596 2001-06-12 Jim Wilson <wilson@redhat.com>
598 * loop.c (strength_reduce): Move bl->all_reduced set before
599 check_ext_dependant_givs call.
600 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
602 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
604 * doc/extend.texi (Function Attributes): Document SH's sp_switch
607 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
609 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
612 2001-06-12 Richard Henderson <rth@redhat.com>
614 * config/i386/i386.c (ix86_expand_prologue): Always use
615 gen_pro_epilogue_adjust_stack; update arguments.
616 (ix86_expand_epilogue): Likewise.
617 (ix86_emit_epilogue_esp_adjustment): Remove.
618 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
619 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
620 clobber of scratch memory instead of a modification of EBP as the
621 barrier. Update all peepholes to match.
623 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
625 * doc/gcc.texi: Change the font used for @def... commands to a
627 * doc/extend.texi: Use more logical markup. Use "built-in"
628 instead of "builtin". Use @deftypefn to mark up built-in
629 functions; specify their types in the @deftypefn and not in the
630 descriptive text. Use TeX quotes and dashes. Add more index
633 2001-06-12 lars brinkhoff <lars@nocrew.org>
635 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
636 (DIR_SEPARATOR_2): Likewise.
638 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
640 * doc/install.texi (--exec-prefix, --bindir, --libdir,
641 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
643 (--enable-cpp): Change to document --disable-cpp instead; update
644 to reflect current default.
645 (--without-fast-fixincludes): Remove documentation.
646 (Final install): Document installation directories in more
647 detail. Document use of make dvi.
649 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
651 * recog.c (validate_replace_rtx_1): Fix previous patch.
653 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
655 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
657 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
659 * simplify-rtx.c (simplify_subreg): Allow volatile memory
660 to be subregged in case we don't have move instruction.
662 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
664 * loop.c: Include predict.h
665 (strength_reduce): Drop branch prediction note in case
666 number of iterations is known.
667 * predict.def (PRED_LOOP_ITERATIONS): new.
668 * Makefile.in (loop.o): Add dependancy on predict.h
670 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
672 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
674 * c-typeck.c (c_start_case): Likewise.
676 2001-06-12 Mark Mitchell <mark@codesourcery.com>
678 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
679 in a structure at a variable address.
681 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
683 * doc/gcov.texi: Use more logical markup.
685 2001-06-11 Mark Mitchell <mark@codesourcery.com>
687 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
688 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
689 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
692 2001-06-11 Stan Shebs <shebs@apple.com>
694 * darwin.h (ASM_FILE_END): Remove decl of language_string.
696 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
698 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
699 as an early clobber to make sure it is not used by reload in
702 2001-06-11 Mark Mitchell <mark@codesourcery.com>
704 * doc/c-tree.texi: Update information about flag_honor_std.
705 * doc/install.texi: Note that binutils is required on HPUX 11.
706 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
709 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
710 variable-sized types.
712 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
714 * doc/md.texi: Use TeX dashes and quotes.
716 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
718 * doc/rtl.texi: Reference manual chapter about trees.
720 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
722 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
723 (WINT_TYPE): Override.
724 (WINT_TYPE_SIZE): Likewise.
725 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
727 * config/sparc/sol2.h (WINT_TYPE): Define.
728 (WINT_TYPE_SIZE): Likewise.
730 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
731 (WINT_TYPE): Override.
732 (WINT_TYPE_SIZE): Likewise.
733 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
734 (CPP_ARCH64_SPEC): Likewise.
736 2001-06-11 Richard Henderson <rth@redhat.com>
738 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
739 with alias attribute.
741 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
742 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
744 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
746 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
748 2001-06-11 Stan Shebs <shebs@apple.com>
750 * darwin.c (darwin_encode_section_info): Rewrite to simplify
751 and fix coding mistakes.
753 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
755 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
756 return string from m32r_output_block_move.
757 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
759 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
761 (ROUND_ADVANCE): Remove signed/unsigned conflict.
762 * config/m32r/m32r.c: Declare prototypes for static functions.
763 (move_src_operand): Replace INT32_P with UINT32_P.
764 (function_arg_partial_nregs): Fixed signed/unsigned conflict
765 in initialisation of 'size'.
766 (m32r_sched_reord): Remove redundant declarations of 'code'.
767 (m32r_output_block_move): Change to a void function.
768 (m32r_encode_section_info): Cast return of
769 TREE_STRING_POINTER to avoid compile time warning.
771 2001-06-11 Richard Henderson <rth@redhat.com>
773 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
774 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
775 (struct machine_function): Add gp_save_rtx.
776 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
777 (alpha_gp_save_rtx): New.
778 * config/alpha/alpha-protos.h: Declare it.
779 * config/alpha/alpha.md (exception_receiver): Make an expander.
780 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
782 2001-06-11 Richard Henderson <rth@redhat.com>
784 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
786 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
788 * configure.in: Align --help messages.
789 Remove trailing full stops.
790 Consistently use lower case.
791 Fix DWARF 2 spelling.
792 * configure: Rebuilt.
794 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
796 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
797 variants for .cpp/.cp/.c++ files.
798 Move definition of __LANGUAGE_C_PLUS_PLUS ...
799 (CPLUSPLUS_CPP_SPEC): ... here.
801 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
803 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
805 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
807 * c-decl.c (store_parm_decls): When comparing types in an
808 old-style function declaration with those from a previous
809 prototype, compare the unqualified versions of parameter types.
812 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
814 * doc/objc.texi: Use more logical markup. Use TeX dashes.
816 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
818 * doc/c-tree.texi: Use more logical markup.
820 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
822 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
824 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
826 * loop.c (scan_loop): Do not combine asm statements.
828 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
830 * simplify-rtx.c (simplify_subreg): Fix offset calculation
831 for complex values within a CONCAT.
833 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
835 * doc/install.texi: Update details of what components are included
836 in the GCC distribution. Update default directory for g++
837 includes. Update documentation relating to old libio. Adjust
838 documentation on DejaGnu environment variables. Remove
839 documentation of --enable-cpplib.
841 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
843 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
846 2001-06-10 Richard Henderson <rth@redhat.com>
848 * ifcvt.c (life_data_ok): New.
849 (merge_if_block): Use it to determine whether to update
851 (if_convert): Set it.
853 2001-06-10 Richard Henderson <rth@redhat.com>
855 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
857 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
859 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
860 (SH Options): Document -mieee.
861 * doc/install.texi (Final install): Remove obsolete information
862 about installing cross compilers.
863 * doc/gcc.1: Rebuilt.
865 2001-06-10 Richard Henderson <rth@redhat.com>
867 * config/alpha/alpha.c (override_options): Set align_loops,
868 align_jumps, and align_functions.
869 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
870 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
872 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
874 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
875 are one and two words in size.
877 2001-06-10 Richard Henderson <rth@redhat.com>
879 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
880 (Code Generation Options): Document -fnon-call-exceptions.
882 2001-06-10 Mark Kettenis <kettenis@gnu.org>
884 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
886 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
888 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
890 2001-06-10 Mark Mitchell <mark@codesourcery.com>
891 Gabriel Dos Reis <gdr@codesourcery.com>
893 * Makefile.in (c-parse.o): Depend on diagnostic.h
894 (dwarf2out.o): Likewise.
896 * dwarf2out.c: #include diagnostic.h
898 * toplev.h (warningcount, errorcount, sorrycount): Remove
901 * toplev.c (warningcount, errorcount, sorrycount): Remove
904 * diagnostic.h (struct output_buffer): Reorder fields.
905 (diagnostic_kind_count): New macro.
906 (errorcount, warningcount, sorrycount): Define as macros.
907 (diagnostic_report_warnings_p): New macro.
908 (output_state): Add diagnostic_count field.
910 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
911 Remove tentative declaration.
912 (count_error): Use diagnostic_report_warnings_p.
914 * c-parse.in: #include diagnostic.h
916 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
918 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
919 prefer a memory for operand 1.
920 ("*addsi3"): Fix constraints, the '!' was too strong.
921 ("*addsi3_split"): Accept soft register and split accordingly.
923 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
925 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
926 Move definition in the RTX_CODE section.
928 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
930 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
931 address as relative to the argument pointer.
933 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
935 * predict.def (PRED_OPCODE): Place before call and error_return.
937 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
939 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
940 * predict.c (estimate_probability): Calculate dominance
941 information; improve detection of NORETURN heuristics;
942 add call/error_return heuiristics; tweak comparison heuristics
945 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
947 * doc/invoke.texi (C Dialect Options): Document -aux-info.
948 (Debugging Options): Document -print-multi-directory and
950 * doc/gcc.1: Rebuilt.
952 * toplev.c (independent_decode_option): Require `=' between
953 `-aux-info' and filename in the same argument.
954 * gcc.c: Don't pass -aux-info=filename twice.
956 2001-06-09 Mark Mitchell <mark@codesourcery.com>
958 * expr.c (expand_expr, case ARRAY_REF): Do not replace
959 an array element with the known initializing value if it has
962 * toplev.c (rest_of_compilation): Remove dead code before
965 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
967 * cppinit.c (print_help): Document -fpreprocessed.
968 * invoke.texi: Similarly.
970 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
972 * predict.def: New file.
973 * predict.h: New file.
974 * predict.c: Include predict.h.
975 (predictor_info): New structure and array.
976 (predict_edge, predict_insn): Rewrite; make global.
977 (predict_edge_def, predict_insn_def): New global functions.
978 (dump_prediction, combine_predictions_for_insns): New
980 (estimate_probability): Change calls to predict_edge
981 to predict_edge_def and calls to predict_insn to predict_insn_def;
982 combine probabilities.
983 (expected_value_to_br_prob): Behave as predictor.
984 * rtl.h (REG_BR_PRED): Update coment.
985 (invert_br_probabilities): New.
986 * jump.c: Include predict.h
987 (duplicate_loop_exit_test): Drop branch prediction notes.
988 (invert_jump): Use invert_br_probabilities.
989 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
990 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
991 * combine.c (distribute_notes): Handle BR_PRED.
993 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
995 * predict.c (predict_insn, predict_edge): New static functions.
996 (estimate_probability): Revamp to use new functions;
997 fix loop header heruistics; add loop exist heruistics
999 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1001 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
1003 2001-06-09 Peter Jakubek <pjak@snafu.de>
1005 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
1007 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1009 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
1010 for integer operations that don't update C bit.
1012 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
1014 * gthr-posix.h (__gthread_objc_init_thread_system): If
1015 pthread_key_create fails, it's not clear what the return value is.
1016 This obvious fix makes sure it always returns -1 if a problem
1019 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
1021 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
1022 more index entries. Use more logical markup where appropriate.
1023 Use TeX quotes and dashes.
1025 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
1027 * unwind-pe.h: Conditionally qualify references to abort with
1030 2001-06-09 Julian Foad <julian_foad@hotmail.com>
1032 * doc/invoke.texi: Remove superfluous text.
1034 2001-06-08 Richard Henderson <rth@redhat.com>
1036 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
1037 (LIB_SPEC): Mirror config/linux.h version.
1039 2001-06-08 Richard Henderson <rth@redhat.com>
1041 * except.c (get_exception_pointer, get_exception_filter): Take a
1042 struct function. Update all callers.
1043 * except.h (get_exception_pointer): Update declaration.
1044 * expr.c (expand_expr): Update get_exception_pointer call.
1045 * integrate.c (expand_inline_function): Remap the exception pointer
1046 from callee to caller.
1048 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1050 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
1051 accurately reflect its cv-qualification.
1052 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
1053 cv-qualifiers on function types.
1055 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1057 * basic-block.h: Improve comments.
1058 * except.c (expand_eh_region_end_allowed): Remove redundant call
1059 to do_pending_stack_adjust.
1060 * flow.c (life_analysis): Fix typo in comment.
1061 (calculate_global_regs_live): Add documentation.
1062 (mark_set_1): Likewise.
1063 (debug_regset): Likewise.
1064 * doc/rtl.texi (cond_exec): Document it.
1066 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1068 * i386.h (CONST_COSTS): set cost of constants representable in
1069 immediate fields to 0.
1071 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1073 * function.c (diddle_return_value): Kill code to determine
1074 return value before expand_function_end.
1075 (expand_function_end): Delay call to clobber_return_register
1076 after fucntion return value is computed.
1078 Re-install temporary reverted patch:
1079 * toplev.c (rest_of_compilation): Call split_all_insns
1080 before reg-stack and shorten-branches. Do shorten-branches
1082 * final.c (shorten_branches): Remove insn splitting code.
1084 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1086 * doc/gcc.texi, doc/invoke.texi: Add index of command line
1087 options. Use @opindex to index them rather than other indexing
1088 commands. Use @var{...} instead of <...>. Avoid spaces in names
1089 inside @var. Don't use @kindex to index escape sequences in
1092 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
1094 * stmt.c (current_nesting_level): New fn.
1095 * tree.h: Declare it.
1096 * c-semantics.c (genrtl_compound_stmt): Use it.
1098 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
1100 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1102 * jump.c (mark_modified_reg): Allow jump threading if condition
1103 codes are represented by a hard register.
1105 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1107 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
1108 for complex floats passed to unprototyped functions.
1110 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1112 * except.c (expand_eh_region_end_allowed): Call
1113 do_pending_stack_adjust as necessary.
1115 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1117 * function.c (clobber_return_register): Clobber the pseudo return
1120 * sibcall.c (skip_unreturned_value): New function.
1121 (call_ends_block_p): Use it.
1123 * recog.c (split_insn): Break out from ...
1124 (split_all_insns): ... here; do not use basic block information
1127 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1129 * simplify-rtx.c (simplify_subreg): Fix verification of
1132 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1134 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
1135 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
1136 Move definition of _LANGUAGE_C_PLUS_PLUS ...
1137 (CPLUSPLUS_CPP_SPEC): ... here.
1138 Fixes PRs c++/3047, target/441.
1140 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1142 * doc/install.texi2html (MAKEINFO): Keep value if set already.
1144 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1146 * doc/gcc.texi: Add trailing slash to URL.
1148 2001-06-07 Stan Shebs <shebs@apple.com>
1150 * config/darwin.h (ENCODE_SECTION_INFO): Define.
1151 (REDO_SECTION_INFO_P): Ditto.
1152 (STRIP_NAME_ENCODING): Ditto.
1153 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
1154 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
1155 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
1156 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
1157 * config/darwin.c: No longer include c-tree.h.
1158 (machopic_classify_ident): Rewrite to use symbol encoding.
1159 (lookup_name_darwin): Remove.
1160 (machopic_non_lazy_ptr_name): Handle encoded symbols.
1161 (machopic_stub_name): Use STRIP_NAME_ENCODING.
1162 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
1163 (machopic_finish): Ditto, remove test of decl.
1164 (update_non_lazy_ptrs): New function.
1165 (darwin_encode_section_info): New function.
1166 * config/darwin-protos.h: Declare it.
1167 * config/rs6000/rs6000.c (machopic_output_stub): Use
1168 STRIP_NAME_ENCODING.
1170 2001-06-07 Mark Mitchell <mark@codesourcery.com>
1172 * tree.h (DECL_SOURCE_FILE): Improve documentation.
1173 (DECL_SOURCE_LINE): Likewise.
1175 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
1177 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1178 from config/elfos.h.
1180 2001-06-07 Phil Edwards <pme@sources.redhat.com>
1182 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
1183 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
1185 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1187 * doc/contrib.texi: Add copyright notice.
1189 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1191 * doc/md.texi: Use four digit years in copyright notice.
1193 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1195 * config.gcc: For $target_alias of athlon-*, set
1196 target_cpu_default2=5.
1198 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1200 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
1201 end of last block if last real insn is a JUMP_INSN.
1203 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1207 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1209 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
1210 pthread_t to objc_thread_t.
1211 (__gthread_objc_thread_id): Likewise.
1213 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1215 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
1216 (ASM_OLDAS_SPEC): Likewise.
1218 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
1219 (CPP_SUBTARGET_SPEC): Use it.
1220 (ASM_OLDAS_SPEC): Define.
1222 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
1224 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1226 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
1227 passed by reference.
1229 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1231 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
1232 Document use of N_(...), and show it in examples. Note that
1233 documentation should be added to invoke.texi. Avoid an overfull
1236 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1238 * toplev.c (rest_of_compilation): Revert previous patch.
1239 * final.c (shorten_branches): Likewise.
1241 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1243 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
1246 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1248 * doc/install-old.texi: Remove more obsolete documentation.
1250 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1252 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
1254 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1256 * toplev.c (rest_of_compilation): Call split_all_insns
1257 before reg-stack and shorten-branches. Do shorten-branches
1259 * final.c (shorten_branches): Remove insn splitting code.
1261 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1263 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1264 * configure: Rebuilt.
1266 2001-06-07 Andreas Jaeger <aj@suse.de>
1268 * emit-rtl.c (operand_subword): Remove unused variable.
1270 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1272 * i386.md (floatdi?f): Avoid usinf of SSE instructions
1273 if TARGET_64BIT is false.
1274 (floatdi?f_i386_only): New insn.
1275 (floatdi?f_i386): Disable for !TARGET_64BIT.
1277 * (min?f, max?f splitters): Handle case where
1278 operands are cross-matched.
1280 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
1281 (MMX_REGISTER_NAMES): Kill.
1282 (PRINT_OPERAND): Fix comment.
1283 (PRINT_REG): Likewise.
1284 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
1285 (print_operand): Update comment; kill 'm'.
1287 * i386.c (x86_branch_hints): New global variable
1288 (print_operand): Support outputting of branch prediction hints.
1289 * i386.md (conditional jump patterns): Add branch prediction hints
1291 * i386.h (x86_branch_hints): Declare
1292 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
1293 (PRINT_OPERAND_FUNCT_VALID_P): New.
1294 * final.c (final_forward_branch_p): New function.
1296 2001-06-06 Richard Henderson <rth@redhat.com>
1298 * flow.c (mark_used_reg): Clean up looping over multiple hard
1299 registers. Do conditional life bits across multiple hard regs.
1301 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
1303 * reload1.c (reload): Revert Schmidt's change so all USEs are not
1304 deleted during reload.
1306 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1308 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
1309 functions here, instead of ...
1310 * c-decl.c (c_expand_body): ... here.
1312 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1314 * config.gcc, config/sparc/bsd.h: Do not directly include
1315 sparc/sparc.h. Instead do it via tm_file.
1317 2001-06-05 Richard Henderson <rth@redhat.com>
1319 * dwarf2.h (DW_EH_PE_aligned): New.
1320 * dwarf2asm.c (eh_data_format_name): Name it.
1321 (dw2_asm_output_encoded_addr_rtx): Align for it.
1322 * dwarf2out.c (output_call_frame_info): Handle it for personality
1323 routine and LSDA pointers.
1325 * unwind-pe.h (DW_EH_PE_aligned): New.
1326 (base_of_encoded_value): Handle it.
1327 (read_encoded_value_with_base): Likewise.
1328 * unwind-dw2-fde.c (base_from_object): Likewise.
1329 (get_cie_encoding): Likewise.
1331 * config/alpha/elf.h: Remove ecoff commentary.
1332 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1334 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1336 * config.gcc, config/i386/bsd386.h: Do not directly include
1337 i386/386bsd.h. Instead do it via tm_file.
1339 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1341 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
1344 2001-06-05 Pascal Obry <obry@act-europe.fr>
1346 * configure.in: Quote $enable_win32_registry in case the value has
1350 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1352 * print-rtl.c (xspaces): Remove.
1353 (print_rtx): Use printf field-width, rather than xpsaces, to
1355 * toplev.c (main): Disable sibling-call optimization if we are
1356 handling exceptions.
1358 2001-06-05 Bernd Schmidt <bernds@redhat.com>
1360 * reload1.c (reload): Delete all USEs generated during reload.
1362 2001-06-05 scott snyder <snyder@fnal.gov>
1364 * gccbug.in: Fix typo.
1366 2001-06-05 Andreas Jaeger <aj@suse.de>
1368 * builtins.def: Fix definition of __builtin_cosf, it uses float as
1369 parameter and return value.
1371 2001-06-04 Anthony Green <green@redhat.com>
1373 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
1374 machine. This is now done in sparc.h.
1376 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1378 Correct CVS resurrection of invoke.texi.
1379 * doc/invoke.texi: Document new tree dump flags.
1381 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1383 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
1384 for casting an aggregate to its own type. Fixes PR c/2735.
1386 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1388 * doc/texinfo.tex: Update to version 2001-05-24.08.
1390 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1392 * c-common.h (flag_dump_translation_unit): Remove.
1393 (enum tree_dump_index): Define.
1394 (TDF_ADDRESS, TDF_SLIM): New #defines.
1395 (dump_node_to_file): Remove.
1396 (dump_node): Make extern. Add flags.
1397 (dump_flag, dump_enabled_p, dump_begin, dump_end,
1398 dump_switch_p): Prototype.
1399 * c-common.c (flag_dump_translation_unit): Remove.
1400 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
1401 logic. Use dump_switch_p.
1402 * c-dump.h (struct dump_info): Add node and user fields.
1403 (dump_pointer): Declare.
1404 * c-dump.c (dump_node): Make extern. Add flags.
1405 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
1406 (dump_new_line, dump_maybe_newline): Use them.
1407 (dump_pointer): New function.
1408 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
1409 chain or function's body. Dump address, if TDF_ADDRESS set.
1410 (dump_flag): Define.
1411 (dump_node_to_file): Remove.
1412 (struct dump_file_info): New struct.
1413 (dump_files): New array.
1414 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
1415 * c-lang.c (finish_file): Adjust dumping.
1416 * toplev.h (dump_base_name): Make extern.
1417 * invoke.texi: Document new flags.
1419 2001-06-04 Mark Mitchell <mark@codesourcery.com>
1421 * c-tree.h (lang_decl): Add pending_sizes fields.
1422 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
1424 (c_expand_body): Expand them.
1425 (lang_mark_tree): Mark lang_decl:pending_sizes.
1426 * function.c (expand_pending_sizes): New function, broken out
1428 (expand_function_start): ... here.
1429 * tree.h (expand_pending_sizes): Declare it.
1431 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
1433 * doc/install.texi: Update FreeBSD information. Generalize
1434 and update information for alpha-based platforms using ELF.
1436 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1438 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
1439 (store_parm_decls): Likewise.
1440 * c-typeck.c (convert_arguments): Likewise.
1442 2001-06-04 Richard Henderson <rth@redhat.com>
1444 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
1445 optimization if current_function_calls_setjmp.
1447 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
1449 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
1452 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1454 * simplify-rtx.c (simplify_subreg): Fix combining of
1455 paradoxical subregs.
1457 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1459 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
1460 (no_labels_between_p): Short circuit case beg==end.
1462 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1464 * rtlanal.c (operand_preference): Fix preference for objects.
1466 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1468 * gcse.c (handle_avail_expr): Be prepared to handle single_set
1471 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1473 * combine.c (if_then_else_cond): Use simplify_subreg instead
1475 * integreate.c (sub_constants): Likewise.
1477 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1479 * emit-rtl.c (constant_subword): Deprecate; remove most of code
1480 and use simplify_gen_subreg.
1482 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
1484 * sibcall.c (skip_copy_to_return_value): recognize the situation
1485 when the called function's return value is copied into an
1486 intermediate pseudo, and then into the calling functions return
1489 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1491 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
1492 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
1493 in case register wasn't OK previously, accept it now; allow
1494 subregs of frame pointer if reload completed and frame pointer
1497 * combine.c (sombine_simplify_rtx): Fix comment;
1498 use subreg_lowpart_offset instead of subreg_lowpart_p
1499 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
1500 * rtl.h (subreg_lowpart_parts_p): Kill.
1501 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
1502 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
1503 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
1504 (gen_lowpart_common): Likewise.
1505 (subreg_lowpart_p): Likewise.
1506 (subreg_lowpart_parts_p): Kill.
1507 (subreg_lowpart_offset, subreg_highpart_offset): New function.
1509 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
1510 to simplify SUBREG and REG.
1511 (gen_highpart): Use simplify_gen_subreg for all simplifications.
1513 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
1516 * rtlanal.c (replace_regs): Use simplify_gen_subreg
1518 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1520 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
1521 (ARRAY_RANGE_REF): Added description.
1523 * tree.def (ARRAY_RANGE_REF): New code.
1524 * alias.c (handled_component_p, can_address_p): Handle it.
1525 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1526 * explow.c (set_mem_attributes): Likewise.
1527 * expr.c (expand_assignment, get_inner_reference): Likewise.
1528 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
1529 * fold-const.c (operand_equal_p): Likewise.
1530 * tree.c (staticp, stabilize_reference): Likewise.
1531 * varasm.c (decode_addr_const): Likewise.
1533 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1535 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
1536 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
1538 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
1540 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
1541 mark_constant_pool_use before output_addr_const.
1542 (struct pool_node): New field wend.
1543 (add_constant): Note a sequence of constants that are referenced
1545 (pool_window_label, pool_window_last): New variables.
1546 (dump_table): Emit a unspec_volatile representing the end of a
1547 sequence of constants.
1548 (mark_constant_pool_use): New function.
1549 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
1550 (consttable_2): Add the second operand which flags whether
1551 this consttable entry was used or not.
1552 (consttable_4, consttable_8, consttable_sf, consttable_df):
1554 (consttable_window_end): New insn.
1556 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1558 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
1559 Reformat according to coding standards.
1562 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
1563 (shl_and_kind): Cast wide constant.
1564 (gen_far_branch): Define as static, as in declaration.
1565 (barrier_align): Compute cache-line length as unsigned. Add
1566 parentheses in initial credit computation.
1567 (rounded_frame_size): Add parentheses.
1568 (permanent_obstack): Remove declaration. Include ggc.h for
1569 declaration of ggc_add_root_rtx().
1570 (get_free_reg): Removed declaration of unused variable reg.
1571 (legitimize_pic_address): Mark mode argument as unused.
1573 2001-06-03 Igor Shevlyakov <igor@windriver.com>
1575 * config/sh/sh.c (output_branch): Support for insn with lenght
1576 attr 12 & 16 which represents cond branches outside +-4096 range.
1578 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1580 * config/sh/lib1funcs.asm (ic_invalidate): Align the
1581 cache-mirroring sequence. Add nops.
1583 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
1585 * doc/install-old.texi: Remove more old installation
1587 * doc/install.texi: Add relevant parts here.
1589 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1591 * doc/install.texi2html: New script.
1593 2001-06-03 David Edelsohn <edelsohn@gnu.org>
1595 * doc/install.texi: Update AIX information again.
1597 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1599 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
1600 installation documentation.
1601 * doc/install.texi: Move it to here.
1603 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1605 * doc/install.texi: Clean up Texinfo markup.
1607 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1609 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
1610 to just after title page.
1612 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1614 * doc/install-old.texi: Remove documentation of some configuration
1616 * doc/install.texi: Add relevant parts of this documentation here.
1618 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1620 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
1621 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
1623 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1625 * i386.md (all uses of ext_register_operand): Make sure they are
1626 VOIDmode; replace all uses outside zero_extend.
1627 (and?i splitters): Use ext_register_operands.
1628 (test?i peep2): Remove ignored constraints.
1629 * i386.c (ext_register_operand): Check that operand is
1630 eighter pseudo or hard or 'Q' register.
1632 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1634 * tree.h (struct record_layout_info_s): New field unpadded_align.
1635 (set_lang_adjust_rli): New declaration.
1636 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
1637 it would have if not packed, do not downgrade DECL_ALIGN.
1638 (lang_adjust_rli, set_lang_adjust_rli): New.
1639 (start_record_layout): Initialize new field unpadded_align.
1640 (debug_rli): Display it.
1641 (place_union_field, place_field): Set it.
1642 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
1644 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
1645 mean that; use proper names instead.
1646 Print DECL_NO_STATIC_CHAIN.
1648 * except.c (expand_builtin_frob_return_addr): Add missing call
1649 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
1650 (expand_builtin_eh_return): Likewise.
1651 (expand_eh_return): Clean up ptr_mode != Pmode cases.
1653 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
1655 * doc/invoke.texi: Remove references to papers about sequence points
1656 to readings.html, refer to that page.
1658 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1660 * README: Update references to installation instructions.
1662 2001-06-01 Laurent Guerby <guerby@acm.org>
1663 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1665 * doc/install.texi: Define srcdir when sources come from CVS.
1666 Significantly improve markup. Wrap overly long lines
1668 2001-06-01 DJ Delorie <dj@redhat.com>
1670 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
1671 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
1672 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
1673 gcov.1: Move to doc subdirectory.
1674 * install.texi: Move to doc/install-old.texi.
1675 * gcc.texi: Move to doc, refer to install-old.texi.
1676 * Makefile.in: Reflect move of docs to doc/.
1677 * f/Make-lang.in: Ditto.
1678 * java/Make-lang.in: Ditto.
1679 * doc/.cvsignore: New.
1681 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1683 * invoke.texi: use two spaces between command options, eliminate
1684 some 'overfull hboxes'
1686 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
1688 * Makefile.in (s-mlib): Make backtick-commands always succeed.
1689 (DRIVER_DEFINES): Ditto.
1691 2001-05-31 Richard Henderson <rth@redhat.com>
1693 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
1694 also link against libgcc.a.
1696 2001-05-31 Geoff Keating <geoffk@cygnus.com>
1698 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
1699 * config/mips/mips.c (mips_output_ascii): New function.
1700 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
1702 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
1704 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1706 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
1707 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
1709 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
1711 * install.texi (Configuration): Add html links for --with-gnu-as &
1712 --with-gnu-ld and refer to them from hppa & SCO triplets.
1713 (Specific): Link back to with-gnu-ld for all ELF platfoms.
1714 (Specific): Reword AVR binutils recommendation.
1716 2001-05-30 Zack Weinberg <zackw@stanford.edu>
1718 * ggc-page.c (size_lookup): Increase minimum allocation size
1720 (ggc_print_statistics): Report size of each bin in bytes, not
1721 as its order; there is no longer a direct relationship.
1723 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1725 * extend.texi: Fix formating of examples, eliminate some
1727 * gcc.texi: Eliminate some 'overfull hboxes'.
1728 * invoke.texi: Use two spaces between command options, eliminate
1729 some 'overfull hboxes'.
1731 2001-05-30 Richard Henderson <rth@redhat.com>
1733 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
1735 2001-05-30 Tom Tromey <tromey@redhat.com>
1737 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
1738 use it in the new association.
1740 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
1741 John David Anglin <dave@hiauly1.hia.nrc.ca>
1743 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
1744 to target type to allow ISO C++ compiler to accept it.
1745 * gthr-dce.h (__gthread_active_ptr): Likewise.
1746 * gthr-solaris.h (__gthread_active_ptr): Likewise.
1748 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1750 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
1751 so that we do accept comments in preprocessed input.
1753 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1755 * cpphash.c (alloc_node): Cast allocated pointer.
1757 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
1759 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
1761 2001-05-29 Stan Shebs <shebs@apple.com>
1763 * gcc.texi: Add links for information about Objective-C.
1765 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
1767 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
1768 /bin/sed fails on [^\"]).
1769 (configargs.h): Likewise.
1771 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1773 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
1775 2001-05-28 Stan Shebs <shebs@apple.com>
1777 * objc/objc.gperf: Remove, no longer used.
1779 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
1781 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
1782 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
1783 Remove trailing whitespace.
1785 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1787 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
1788 became http://freeware.sgi.com/.
1790 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
1792 * local-alloc.c (update_equiv_regs): Don't eliminate constant
1795 2001-05-27 Stan Shebs <shebs@apple.com>
1797 * objc/objc-act.c: Add/fix various comments.
1798 (init_selector): Remove, no longer used.
1799 (build_msg_pool_reference): Ditto.
1800 (objc_debug): Ditto.
1802 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1804 * c-decl.c (init_decl_processing):
1805 Don't call start_identifier_warnings.
1806 * flags.h (warn_id_clash, id_clash_len): Remove.
1807 * stringpool.c: Don't include flags.h.
1808 (scan_for_clashes, do_identifier_warnings,
1809 start_identifier_warnings): Remove.
1810 * toplev.c (warn_id_clash, id_clash_len): Remove.
1811 (display_help): Don't document -Wid-clash.
1812 (decode_W_option): Print warning on -Wid-clash.
1813 * tree.h (start_identifier_warnings): Remove.
1814 * invoke.texi: Remove documentation of -Wid-clash.
1816 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1818 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
1820 2001-05-27 Bruce Korb <bkorb@gnu.org>
1822 * fixinc/check.tpl(HACK) add and use a Scheme variable
1823 (has no test text): error out if no "test_text" is defined
1824 * fixinc/fixincl.tpl: likewise
1825 (FIXIDX): make it an enumeration so we minimize diffs
1826 * fixinc/inclhack.def: re-alphabetize and add sort instructions
1827 * fixinc/fixincl.x: regenerate
1828 * fixinc/tests/base/stdio.h: test output got moved due to
1830 * README-fixinc: rewrite (mostly)
1832 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1834 * cpplib.c (run_directive): Set pfile->directive.
1836 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1838 * c-tree.texi: Reformat the manual as a single chapter now
1839 included by gcc.texi.
1840 * gcc.texi: Include c-tree.texi. Merge all indexes.
1841 * Makefile.in (dvi): Add generation for the cppinternals
1842 documentation. Added dependencies on fdl.texi and c-tree.texi
1843 where appropriate. Use TEXI2DVI instead of custom tex calls.
1844 (info): Added dependencies on fdl.texi and c-tree.texi where
1845 appropriate. Remove the target c-tree.info.
1847 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
1849 * combine.c (try_combine): Fix typo in comment.
1850 * expr.c (expand_expr): Likewise.
1851 * config/i370/i370.md (untyped_call): Likewise.
1853 2001-05-26 Bruce Korb <bkorb@gnu.org>
1855 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1856 when fixincl is operating in test mode
1857 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
1858 (AAB_ultrix_limits): remove redundant text
1859 (AAB_ultrix_memory): ditto
1860 (AAB_ultrix_string): ditto
1861 (djgpp_wchar_h): fix the test text
1862 (irix_stdio_va_list): add test text
1863 (irix_limits_const): add a testing output file (limits.h is overwritten)
1864 (strict_ansi_not_ctd): put limits.h second in list for same reason
1865 (solaris27_mutex_init): test text needed selection text, too
1867 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1868 when fixincl is operating in test mode
1870 2001-05-26 Philip Blundell <philb@gnu.org>
1872 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1873 * config/i960/i960-protos.h: Likewise.
1874 * config/i370/i370-protos.h: Likewise.
1875 * config/h8300/h8300-protos.h: Likewise,
1876 * config/sh/sh-protos.h: Likewise.
1877 * config/v850/v850-protos.h: Likewise.
1879 2001-05-26 Philip Blundell <philb@gnu.org>
1881 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1883 2001-05-25 Zack Weinberg <zackw@stanford.edu>
1885 * toplev.c (debug_args, f_options, W_options): Mark
1886 descriptions for translation.
1887 (display_help): Translate descriptions on output.
1889 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
1890 objc/lang-options.h: Mark descriptions for translation.
1892 * aclocal.m4: Quote final argument of patsubst. Use
1893 3-argument form of AC_DEFINE. Restore quotes to [] while
1895 * configure.in: Remove unnecessary changequote calls.
1896 * configure, config.in: Regenerate.
1898 2001-05-25 Sam TH <sam@uchicago.edu>
1900 * basic-block.h: Fix header include guards.
1901 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
1902 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
1903 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
1904 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
1905 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
1906 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
1907 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
1908 varray.h version.h: Likewise.
1909 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
1910 config/arm/arm.h config/c4x/c4x-protos.h
1911 config/h8300/h8300-protos.h config/h8300/h8300.h
1912 config/i370/i370-protos.h config/i370/i370.h
1913 config/i960/i960-protos.h config/mcore/mcore.h
1914 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
1915 config/v850/v850-protos.h config/v850/v850.h: Likewise.
1916 * fixinc/fixlib.h fixinc/server.h: Likewise.
1918 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
1920 * config/arc/initfini.c (.init): Fix typo.
1922 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
1924 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
1926 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1928 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
1930 2001-05-25 Richard Henderson <rth@redhat.com>
1932 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
1934 2001-05-25 Richard Henderson <rth@redhat.com>
1936 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
1937 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
1938 (sparc*-*-solaris2): Likewise.
1939 * config/t-linux: Remove shared libgcc macros.
1940 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
1941 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
1943 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
1945 * config.gcc (*-*-freebsd*): Report bad configuration.
1947 2001-05-25 David Edelsohn <edelsohn@gnu.org>
1949 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
1951 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
1953 (ASM_OUTPUT_LABELREF): Delete.
1955 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1957 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
1958 strict_ansi_only): Don't run if stdc_0_in_system_headers.
1959 * fixinc/fixincl.x: Regenerate.
1960 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
1961 (FIX_TEST_TABLE): Declare it.
1962 * fixinc/fixlib.h: Include config.h.
1964 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1966 * fixinc/inclhack.def (alpha___assert): Change char * args to
1967 const char * on Tru64 UNIX to avoid excessive warnings from
1969 * fixinc/fixincl.x: Regenerate.
1971 2001-05-25 Geoff Keating <geoffk@redhat.com>
1973 * dbxout.c (dbxout_symbol): Invert previous patch, which was
1974 outputting a tag only for variable-size records.
1976 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
1978 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
1979 instead of rtx_equal_p for early clobber test.
1981 2001-05-26 Mark Mitchell <mark@codesourcery.com>
1983 * builtins.def: Encode additional information, such as names and
1985 * builtin-types.def: New file.
1986 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
1987 (built_in_decls): Likewise. Don't explicitly initialize global
1989 (expand_builtin_mathfn): Handle float and long double variants of
1991 (expand_builtin): Likewise.
1992 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
1993 (expand_tree_builtin): Handle long, long long, float, and long
1994 double variants of math functions.
1995 * c-common.h (c_tree_index): Remove some unused nodes.
1996 (void_ftype): Remove.
1997 (void_type_ptr): Likewise.
1998 (int_ftype_int): Likewise.
1999 (ptr_ftype_sizetype): Likewise.
2000 * c-decl.c (init_decl_processing): Remove creation of DWARF
2002 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
2003 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
2004 * Makefile.in (c-common.o): Depend on builtin-types.def.
2006 2001-05-25 Dale Johannesen <dalej@apple.com>
2008 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
2010 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2012 * c-parse.in (notype_initdcl): Remove redundant line.
2014 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2016 * aclocal.m4: Fixed typo.
2017 (gcc_AC_HEADER_STDBOOL): Define.
2018 (gcc_AC_C__BOOL): Define.
2019 * configure.in: Use them.
2020 (AC_CHECK_HEADERS): Remove stdbool.h
2021 * configure, config.in: Regenerate.
2023 2001-05-25 Richard Henderson <rth@redhat.com>
2025 * function.c (expand_function_start): Don't abort on PARALLEL
2026 returns from hard_function_value.
2028 2001-05-25 Richard Henderson <rth@redhat.com>
2030 * config/i386/i386.md: Revert previous change. Do not apply
2031 the peephole if the components do not die after the sequence.
2033 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
2035 * c-parse.in (array_declarator): New. Handle C99 constructs.
2036 Don't restrict [*] declarators to C only.
2037 (after_type_declarator, parm_declarator_starttypename,
2038 parm_declarator_nostarttypename, notype_declarator,
2039 direct_absdcl1): Use it.
2040 * c-decl.c (build_array_declarator, set_array_declarator_type):
2041 New functions. Warn that [*] isn't properly implemented; pedwarn
2042 for [*] outside C99 mode if pedantic rather than giving a hard
2044 (grokdeclarator): Handle static and type qualifiers in parameter
2046 * c-tree.h (build_array_declarator, set_array_declarator_type):
2048 * extend.texi (Attribute Syntax): Document attributes in parameter
2051 2001-05-25 Mark Mitchell <mark@codesourcery.com>
2053 * config/i386/i386.md: Make sure cmpstr peepholes do not
2054 affect liveness information.
2056 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2058 * c-typeck.c (digest_init): Issue error messages about
2059 invalid constants, not warnings.
2061 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2063 * invoke.texi (-fno-builtin): Document that this is always on
2066 2001-05-24 Philip Blundell <philb@gnu.org>
2068 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
2071 2001-05-24 Philip Blundell <philb@gnu.org>
2073 * config/arm/arm.c (output_return_instruction): Correctly handle
2074 interworking and interrupt functions.
2076 2001-05-24 Philip Blundell <philb@gnu.org>
2078 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
2079 -m{no-}sched-prolog. Fix typos and improve formatting.
2081 2001-05-24 Philip Blundell <philb@gnu.org>
2083 * invoke.texi (ARM Options): Improve wording slightly. Add
2084 documentation for more options, including those for Thumb mode.
2085 Don't mention options that don't exist or are unimplemented.
2086 (Thumb Options): Delete; merged into above section.
2088 2001-05-24 Geoff Keating <geoffk@redhat.com>
2090 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
2091 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
2093 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2095 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
2096 fix hard register simplification.
2098 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2100 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
2101 of just copying CPP_CPU_SPEC.
2103 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2105 * i386.c (incdec_operand): Accept only 1 and -1.
2107 2001-05-23 Kelley Cook <kelley.cook@home.com>
2109 * Makefile.in: Move many of the *_H definitions eariler in the
2110 file, so that rules in t-* files that use them for
2111 dependencies will work in a parallel build.
2112 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
2114 2001-05-23 Richard Henderson <rth@redhat.com>
2116 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
2118 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2120 * cpp.texi: Update for handling of charconsts.
2121 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
2122 diagnostics. Skip to the end if the UCS is too short.
2123 (cpp_interpret_charconst): Long charconsts issue a warning
2126 2001-05-23 Richard Henderson <rth@redhat.com>
2128 * doc/install.texi (alpha-linux): Require binutils 2.11.
2130 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2132 * c-lex.c (read_escape, read_ucs): Delete.
2133 (lex_string): Use cpp_parse_escape.
2134 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
2135 if not C++ or not C99. Warn if traditional.
2136 (parse_escape): Rename cpp_parse_escape. Make the bitmask
2137 unsigned. Warn for out-of-range escape sequences here.
2138 Update to use maybe_read_ucs.
2139 (cpp_interpret_charconst): Don't warn here.
2140 * cpplib.h (cpp_parse_escape): New exported function.
2142 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
2144 * extend.texi (Attribute Syntax): Clarify application of
2145 attributes to parameters declared as functions or arrays.
2147 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
2149 * dbxout.c (dbxout_type_methods): Do still group methods by name.
2151 2001-05-23 Zack Weinberg <zackw@stanford.edu>
2153 * diagnostic.c (vnotice): Kill.
2154 (fnotice): Call vfprintf directly.
2155 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
2156 verbatim, set_diagnostic_context): Rename string argument to
2157 indicate that it is run through gettext.
2158 (vbuild_message_string, build_message_string, output_do_printf):
2159 Rename string argument to indicate that it is NOT run through
2161 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
2162 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
2163 Run msgid argument through gettext.
2164 (default_print_error_function): Run constant strings through
2165 gettext when nothing else will.
2166 (fatal_error, internal_error, error_recursion): Use fnotice.
2167 Present complete sentences to gettext.
2169 2001-05-23 Mark Mitchell <mark@codesourcery.com>
2171 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
2173 2001-05-23 Richard Henderson <rth@redhat.com>
2175 * function.c (expand_function_start): Always use a pseudo
2176 for the function result value.
2178 2001-05-22 Richard Henderson <rth@redhat.com>
2180 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
2181 section pointer alignment.
2183 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2185 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2186 of __USER_LABEL_PREFIX__.
2188 2001-05-22 Richard Henderson <rth@redhat.com>
2190 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2191 (__deregister_frame_info_bases): New.
2192 * unwind-dw2-fde.h: Declare it.
2193 * libgcc-std.ver: Export it.
2194 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2195 called __register_frame_info_bases.
2197 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2199 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
2200 instead of #elif (which is OK for this case but not in general).
2202 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2204 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2205 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2206 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2207 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2208 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2210 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2211 David O'Brien <obrien@freebsd.org>
2213 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2214 configure-time options and target version of FreeBSD. Set-up
2215 to match architectural change in threading support. Correctly
2216 report when -pthread option is not supported by configure-time
2218 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2219 and extend to encode target version number in run-time setting
2220 of __FreeBSD__ macro to match the system compiler.
2221 (CPP_PREDEFINES): Likewise.
2222 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2224 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2225 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2227 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2228 David O'Brien <obrien@freebsd.org>
2230 * config.gcc (the unlabeled system switch statement): Add
2231 generic configuration section to handle *-*-freebsd*. Also,
2232 to match the system compiler, default to threading support (it
2233 may be disabled with the standard --disable-threads
2234 configuration-time switch).
2235 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2236 (alpha*-*-freebsd* in machine-specific section): Likewise.
2238 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2239 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2240 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2241 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2242 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2244 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2245 David O'Brien <obrien@freebsd.org>
2247 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2248 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
2249 -pthread instead setting macro.
2251 2001-05-22 Richard Henderson <rth@redhat.com>
2253 * crtstuff.c (__register_frame_info_bases): Declare.
2254 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
2255 (__do_global_dtors_aux, __do_global_dtors): Streamline.
2257 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2258 (CRT_GET_RFIB_DATA): New.
2259 * config/i386/sysv4.h: Likewise.
2260 * config/i386/sco5.h: Likewise.
2261 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2263 2001-05-22 Richard Henderson <rth@redhat.com>
2265 * rtl.c (read_string): Break out from ...
2266 (read_rtx): ... here.
2268 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2270 * doc/install.texi (Specific): Remove a bogus and duplicate part
2271 copied from the end of the document.
2273 2001-05-22 Bernd Schmidt <bernds@redhat.com>
2275 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
2277 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2279 * install.texi: Remove obsolete information on SunOS as well as
2280 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
2281 (Installing GNU CC on the Sun): Remove section.
2283 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
2285 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
2286 keep errno unchanged on success.
2288 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2290 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
2291 once for hexadecimal floats, whether or not they contain a decimal
2292 point. Don't let the setting of pedantic otherwise affect the
2293 parsing of hexadecimal floats.
2295 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2297 * README.ACORN: Remove obsolete file.
2299 2001-05-22 Jan Hubicka <jh@suse.cz>
2301 * combine.c (gen_binary): Use swap_commutative_operands_p
2302 (simplify_comparison): Likewise.
2303 * expmed.c (emit_store_flag): Likewise.
2304 * expr.c (compare_from_rtx): Likewise.
2305 (do_compare_rtx_and_jump): Likewise.
2306 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
2307 if not emitting a branch and operands want swapping.
2309 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2311 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
2312 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
2313 (maybe_get_identifier): Update.
2314 * tree.h (make_identifier): Delete.
2316 2001-05-21 Richard Henderson <rth@redhat.com>
2318 * combine.c (subst): Do not substitute for a register as
2319 a destination subreg/strict_low_part/zero_extract.
2321 * combine.c (simplify_comparison): Update op1 after constant
2323 * recog.c (const_int_operand): Accept only constants valid
2325 * genrecog.c: Update comments wrt const_int_operand.
2327 * emit-rtl.c (init_emit_once): Zero unused memory in a
2330 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2332 * tree.h (type_num_arguments): Declare it.
2333 * tree.c (type_num_arguments): New function.
2335 2001-05-21 Richard Henderson <rth@redhat.com>
2337 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
2340 2001-05-21 Geoff Keating <geoffk@redhat.com>
2342 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
2344 (minsf3): Use rs6000_emit_minmax.
2345 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
2347 (movsfcc): Use rs6000_emit_cmove.
2348 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
2349 Don't generate emit_fselsfsf4.
2350 (fseldfsf4): Likewise.
2351 (maxdf3): Use rs6000_emit_minmax.
2353 (mindf3): Use rs6000_emit_minmax.
2354 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
2356 (movdfcc): Use rs6000_emit_cmove.
2357 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
2358 Don't generate emit_fselsfsf4.
2359 (fselsfdf4): Likewise.
2360 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
2361 (min_max_operator): New predicate.
2362 (rs6000_emit_cmove): New function.
2363 (rs6000_emit_minmax): New function.
2364 * config/rs6000/rs6000-protos.h: Prototype new functions.
2365 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
2366 and min_max_operator.
2368 * config/rs6000/rs6000.c (output_cbranch): Handle all
2369 conditional types in the switch statement.
2371 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2373 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
2374 non-register variables.
2375 * extend.texi: Document that asm-specifications do not make sense
2376 for non-static local variables.
2378 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
2380 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
2381 (dbxout_type_fields): Lose minimal_debug support.
2382 (dbxout_type_methods, dbxout_type): Likewise.
2384 2001-05-17 Andrew Haley <aph@redhat.com>
2386 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2388 2001-05-21 Richard Henderson <rth@redhat.com>
2390 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
2393 2001-05-20 Richard Henderson <rth@redhat.com>
2395 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2396 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
2397 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
2398 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2399 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
2401 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2402 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
2403 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
2404 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2405 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2406 DEBUG_PUBNAMES_SECTION): Rename as above.
2407 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2409 2001-05-20 Richard Henderson <rth@redhat.com>
2411 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
2412 operands unless the operation is commutative.
2414 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2416 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
2419 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2421 * extend.texi: Clarify documentation of extensions included in ISO
2422 C99. Prefer C99 terminology and syntax to old GNU terminology and
2423 syntax. Add more index entries. Document mixed declarations and
2424 code as an extension in C89 mode. Warn about future changes to
2425 semantics of inline functions. Fixes PR other/930.
2427 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2429 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
2430 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2431 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
2432 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2434 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
2436 2001-05-20 Richard Henderson <rth@redhat.com>
2438 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
2439 to be output before a branch.
2441 2001-05-20 Richard Henderson <rth@redhat.com>
2443 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
2445 2001-05-20 Richard Henderson <rth@redhat.com>
2447 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
2448 (ASM_DOUBLE): Remove.
2449 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
2450 * config/i386/sun386.h: Likewise.
2452 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
2453 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
2455 * config/i386/cygwin.h (INT_ASM_OP): Remove.
2456 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
2457 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
2458 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
2460 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
2461 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
2462 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
2463 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
2464 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
2465 * config/i386/win32.h: Likewise.
2467 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2469 * invoke.texi: Add more options to summary list.
2471 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2473 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
2474 used. Fixes PR c/2291.
2475 * gcc.1: Regenerate.
2477 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2479 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
2480 the -fpic and -fPIC options, clear flag_pic.
2482 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2484 * hashtable.c (calc_hash): Fix HASHSTEP definition.
2485 * stringpool.c (make_identifier): No statistics here anymore.
2486 * objc-act.c (steup_string_decl): Remove redundant check.
2488 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2490 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
2491 cpplib.o, cpphash.o, fix-header): Update.
2492 (hashtable.o): New target.
2493 * c-common.h: Include cpplib.h. Define C_RID_CODE and
2494 struct c_common_identifier here.
2495 * c-lang.c (c_init_options): Update. Call set_identifier_size.
2496 * c-lex.c (c_lex): Update.
2497 * c-pragma.h: Update.
2498 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
2500 (C_RID_CODE): Delete.
2501 * cpphash.c: Rewrite to use hashtable.c.
2502 * cpphash.h: Update include guards.
2503 (struct cpp_reader): Remove hashtab.
2504 hash_ob and buffer_ob are no longer pointers. Add hash_table
2506 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
2507 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
2508 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
2509 * cppinit.c (cpp_create_reader): Update.
2510 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
2511 (cpp_interpret_charconst): Eliminate warning.
2512 * cpplib.c (do_pragma, do_endif, push_conditional,
2513 cpp_push_buffer, cpp_pop_buffer): Update.
2514 (_cpp_init_stacks): Rename cpp_init_directives.
2515 (_cpp_cleanup_stacks): Remove.
2516 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
2517 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
2518 cpp_forall_identifiers, cpp_create_reader): Update.
2519 (C_RID_CODE, cpp_make_node): New.
2520 (c_common_identifier): New identifier node for C front ends.
2521 * cppmain.c (main): Update.
2522 * fix-header.c (read_scan_file): Update.
2523 * flags.h (id_clash_len): Make unsigned.
2524 * ggc.h (ggc_mark_nonnull_tree): New.
2527 * stringpool.c: Update comments and copyright. Update to use
2529 * toplev.c (approx_sqrt): Move to hashtable.c.
2530 (id_clash_len): Make unsigned.
2531 * toplev.h (ident_hash): New.
2532 * tree.c (gcc_obstack_init): Move to hashtable.c.
2533 * tree.h: Include hashtable.h.
2534 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
2535 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
2536 (struct tree_identifier): Update.
2537 (make_identifier): New.
2539 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
2540 (C_RID_CODE): Remove.
2541 * lex.c (cxx_init_options): Call set_identifier_size. Update.
2542 (init_parse): Don't do it here.
2544 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
2546 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
2548 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
2550 (expand_eh_return): Convert between word_mode and Pmode.
2551 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
2553 (execute_stack_op): Likewise.
2554 (execute_cfa_program): Likewise.
2555 (uw_frame_state_for): Likewise.
2556 (uw_update_context_1): Likewise.
2557 * unwind.inc (_Unwind_Reason_Code): Likewise.
2558 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
2559 (EH_RETURN_STACKADJ_RTX): Likewise.
2560 * config/mips/mips.c (compute_frame_size): Make space for saving
2561 EH return registers.
2562 (mips_expand_epilogue): Handle EH stack adjustments.
2563 * config/mips/mips.md (eh_return): New pattern.
2564 (eh_set_lr_si): Likewise.
2565 (eh_set_lr_di): Likewise.
2566 Add splitter to perform EH return after reload.
2568 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2570 * jump.c (mark_jump_label): Tidy previous change.
2572 2001-05-19 Bruce Korb <bkorb@gnu.org>
2574 * fixinc/genfixes: no need for two warnings
2575 * fixinc/Makefile.in: open stdin for those building with a closed one.
2577 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2579 * jump.c (jump_optimize_1): Tidy.
2580 (mark_jump_label): When changing the label in a LABEL_REF, change
2581 update any REG_EQUAL notes as well.
2583 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
2585 * c-parse.in (parm_declarator): Split into
2586 parm_declarator_starttypename and parm_declarator_nostarttypename.
2587 (parm_declarator_starttypename, parm_declarator_nostarttypename):
2588 New. Allow parenthesised sub-declarators which don't begin with a
2589 TYPENAME. Fixes PR c/166.
2591 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2593 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
2595 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2597 * toplev.c (main): If the target does not allow profiling without
2598 a frame pointer, issue an error message.
2599 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2602 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2604 * recog.c (general_operand): Modify last change to allow it if reload
2607 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2609 * recog.c (general_operand): Prohibit nonzero subreg bytes on
2610 subregs containing mem.
2612 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
2614 * regrename.c (regrename_optimize): frame pointer register can
2617 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
2619 * README.DWARF: Move into dwarfout.c.
2621 2001-05-18 Dale Johannesen <dalej@apple.com>
2623 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
2624 specific misuse of r0 as a reload address.
2626 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2628 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
2631 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2633 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
2634 (add_to_sequence): Make that decision type.
2635 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
2636 (write_switch, write_cond, debug_decision_2): Likewise.
2638 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
2640 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
2643 2001-05-18 Stan Shebs <shebs@apple.com>
2645 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
2646 * configure: Regenerate.
2648 2001-05-18 Per Bothner <per@bothner.com>
2650 Changes needed for java/jvspec.c
2651 * gcc.h (n_infiles, outfiles): Add declarations.
2652 * gcc.c (n_infiles, outfiles): Mske no longer static.
2654 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
2656 * config/pa/som.h (EXCEPTION_SECTION): Define.
2658 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
2660 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
2662 Add have_location_lists, a variable to determine whether we need a
2663 .debug_loc section or not.
2664 (enum dw_val_class): Add dw_val_class_loc_list.
2665 (dw_val_struct): Add val_loc_list.
2666 (dw_loc_list_struct): New structure, represents location lists.
2667 (new_loc_list): New function, return a new location list, given
2668 the range and location expression.
2669 (add_loc_descr_to_loc_list): New function, add a location
2670 expression to a location list, given the expression and range.
2671 (output_loc_list): New function, output a location list.
2672 (gen_internal_sym): Modified to take symbol prefix, so we can
2673 reuse it for location list symbols.
2674 (add_AT_loc_list): New function, add a location list to a DIE at
2675 the named attribute.
2676 (AT_loc_list): New function, return the location list reference
2677 for a given attribute, if it's a location list.
2678 (print_die): Handle dw_val_class_loc_list.
2679 (size_of_die): Ditto.
2680 (value_format): Ditto.
2681 (output_die): Ditto.
2682 (output_location_lists): New function, output all of the location
2683 lists for a DIE and it's children.
2684 (dwarf2out_finish): Call output_location_lists if we have location
2688 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2690 * gcse.c (try_replace_reg): First try global replace, later try to
2691 simplify the expression.
2693 * gcse.c (find_used_regs): Change calling convention; work via
2695 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
2697 2001-05-18 Bernd Schmidt <bernds@redhat.com>
2700 2001-02-09 Nick Clifton <nickc@redhat.com>
2701 * config/arm/arm.md: Change output constraint on post inc
2702 load/store multiple patterns to be a read/write constraint.
2704 2001-05-18 Mark Mitchell <mark@codesourcery.com>
2706 * basic-block.h (struct basic_block_def): Add documentation about
2707 what a basic block is, and what the various fields are used for.
2708 * flow.c (calculate_globlal_regs_live): Add documentation about
2709 how the algorithm works, and how we know that it will terminate.
2710 Check that the the inductive assumption that guarantees
2711 termination actually holds.
2712 (mark_used_regs): Treat conditionally set registers as used.
2713 (debug_regset): Add comment.
2714 * rtl.texi (cond_exec): Add documentation.
2716 * function.c (expand_function_start): Avoid creating BLKmode
2719 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2721 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
2722 DIE, even if it has no children.
2723 (dwarf2out_finish): Always output the line-number table, even if
2726 2001-05-18 David Edelsohn <edelsohn@gnu.org>
2728 * rs6000.md (movsfcc,movdfcc): Remove NE case.
2730 2001-05-17 Bruce Korb <bkorb@gnu.org>
2732 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
2733 * fixinc/genfixes: emit a warning if AutoGen is out of date
2735 2001-05-17 Brendan Conoboy <blc@cygnus.com>
2736 Bruce Korb <bkorb@gnu.org>
2738 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
2739 found in fixinc directory. Facilitates binary distributions.
2741 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
2743 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
2746 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
2748 * dwarf2out.c (modified_type_die): Equate qualified type to die.
2750 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2752 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
2753 (simplify_subreg): Handle complex types represented as CONCAT.
2755 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
2756 * rtl.h (swap_commutative_operands_p): Declare.
2757 * rtlanal.c (swap_commutative_operands_p): New.
2758 (operand_preference): New static function.
2760 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
2761 (gen_binary): Likewise.
2762 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
2763 * simplify-rtx.c (simplify_gen_binary,
2764 simplify_gen_relational): Likewise.
2766 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2768 * cse.c (fold_rtx): Use simplify_subreg.
2770 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
2771 (simplify_gen_subreg): New.
2772 (simplify_rtx): Use simplify_subreg.
2773 * rtl.h (simplify_gen_subreg): Declare.
2775 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2777 * doc/install.texi: Update Solaris information.
2779 * except.h (protect_cleanup_actions): Remove it.
2780 (lang_protect_cleanup_actions): Declare it.
2781 * except.c (protect_cleanup_actions): Remove it.
2782 (lang_protect_cleanup_actions): New variable.
2783 (init_eh): Don't make protect_cleanup_actions a GC root.
2784 (expand_eh_region_and_cleanup): Call
2785 lang_protect_cleanup_actions.
2786 (output_function_exception_table): Remove unused `align'
2788 * varasm.c (assemble_external): Abort if we have not yet
2789 opened the assembly output file.
2791 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
2793 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
2794 for eh_personality_libfunc.
2796 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2798 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
2799 when calling simplify_subreg. This is needed to allow replacing
2800 of expression of one mode by expression of different mode.
2802 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2804 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
2806 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2808 * expr.c (protect_from_queue): Protect against subsequent calls to
2810 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
2813 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2815 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
2817 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2819 * gccbug.in (CATEGORIES): Add "bootstrap".
2821 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2823 * simplify-rtx.c (simplify_subreg): Break out from ...
2824 * combine.c (combine_splify_rtx) ... here and ...
2825 * recog.c (validate_replace_rtx_1): ... here;
2826 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
2827 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
2828 (subreg_lowpart_p): ... here.
2830 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2832 * stmt.c (expand_asm_operands): For inout operands, make sure
2833 the substitution of '=' for '+' makes it into the rtl.
2835 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
2836 (reload_as_needed): Call update_eliminable_offsets a bit later.
2838 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2840 * gcc.texi (gccbug): Refer to the web pages for detailed information
2843 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2845 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
2847 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
2848 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
2849 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
2850 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
2851 * cross-make: Don't set LIBGCC1.
2852 * mklibgcc.in: Delete all code for building from libgcc1.c.
2853 Always honor LIB1ASMFUNCS if set.
2855 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
2856 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
2857 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
2858 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
2859 config/i386/uwin.asm, config/m68hc11/larith.asm,
2860 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
2861 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
2862 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
2863 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
2864 Delete or update references to libgcc1 in commentary.
2866 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
2867 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
2868 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
2869 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
2870 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
2871 config/arm/t-semi, config/arm/t-strongarm-coff,
2872 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
2873 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
2874 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
2875 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
2876 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
2877 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
2878 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
2879 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
2880 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
2881 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
2882 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
2883 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
2884 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
2885 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
2886 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
2887 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
2888 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
2889 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
2890 config/mips/t-ultrix, config/mn10200/t-mn10200,
2891 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
2892 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
2893 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
2894 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
2895 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
2896 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
2897 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
2898 config/sparc/t-sparclite, config/sparc/t-splet,
2899 config/sparc/t-sunos41, config/sparc/t-vxsparc,
2900 config/sparc/t-vxsparc64, config/v850/t-v850:
2901 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
2903 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
2904 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
2905 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
2906 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
2907 nongcc_SI_type, nongcc_word_type, or perform_*
2908 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
2910 * config/i386/386bsd.h, config/i386/beos-elf.h,
2911 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2912 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
2913 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
2914 Don't include i386/perform.h.
2916 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
2917 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
2918 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
2919 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
2920 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
2921 config/vax/t-openbsd, config/vax/t-vax: Delete.
2923 * config.gcc: Remove references to deleted files.
2924 (arm-semi-aof): Use arm/t-semi for tmake_file.
2926 * gcc.texi, install.texi, invoke.texi, tm.texi:
2927 Delete or rewrite text which is no longer relevant now that
2928 libgcc1 no longer exists.
2930 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
2931 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
2933 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
2934 Bruce Korb <bkorb@gnu.org>
2936 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
2939 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2941 * i386.md: Add two peepholes to clean up code generated by
2944 2001-05-16 Richard Henderson <rth@redhat.com>
2946 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
2947 variants of non-absolute encodings.
2949 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2951 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
2952 __register_frame_info_table_bases): Export.
2954 2001-05-16 Richard Henderson <rth@redhat.com>
2956 * except.c (eh_data_format_name): Move to ...
2957 * dwarf2asm.c: ... here. Use designated initializers if available.
2958 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
2959 * dwarf2asm.h: Update declarations.
2960 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
2961 ASM_PREFERRED_EH_DATA_FORMAT.
2962 (output_call_frame_info): Likewise. Use 'L' augmentation for
2965 * unwind-dw2-fde.h (struct fde_vector): New.
2966 (struct old_object): Rename from struct object.
2967 (struct object): New.
2968 (__register_frame_info_bases): Declare.
2969 (__register_frame_info_table_bases): Declare.
2970 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
2971 * unwind-dw2-fde.c (objects): Remove.
2972 (unseen_objects, seen_objects): New.
2973 (__register_frame_info_bases): New.
2974 (__register_frame_info): Use it.
2975 (__register_frame_info_table_bases): New.
2976 (__register_frame_info_table): Use it.
2977 (__deregister_frame_info): Rewrite for changed object struct.
2978 (base_from_object, get_cie_encoding, get_fde_encoding): New.
2979 (fde_unencoded_compare): Rename from fde_compare; uninline.
2980 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
2981 (start_fde_sort): Adjust for new definition of fde_vector.
2982 (fde_insert): Likewise.
2983 (end_fde_sort): Likewise. Select comparison function based
2984 on properties of the object.
2985 (fde_split): Take object and fde_compare_t arguments.
2986 (frame_heapsort, fde_merge): Likewise.
2987 (classify_object_over_fdes): Rename from count_fdes. Handle
2988 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
2990 (add_fdes): Handle encoded pointers.
2991 (init_object): Rename from frame_init. Update for new struct object.
2992 (linear_search_fdes): Rename from search_fdes. Handle encoded
2994 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
2995 (binary_search_single_encoding_fdes): New.
2996 (binary_search_mixed_encoding_fdes): New.
2997 (search_object): New.
2998 (_Unwind_Find_FDE): Update for new struct object. Fill in
3000 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
3001 iterating over EH data.
3002 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
3003 fde_encoding, lsda_encoding.
3004 (read_uleb128, read_sleb128): Remove.
3005 (read_encoded_pointer): Remove. All callers use read_encoded_value.
3006 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
3007 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
3009 * unwind-pe.h: Add "struct" to _Unwind_Context references.
3011 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3013 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
3014 * cpphash.c (_cpp_lookup_with_hash): Similarly.
3015 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
3016 cpp_spell_token, cpp_output_token): Similarly.
3017 * cpplib.c (lex_macro_node, do_undef, do_pragma,
3018 do_pragma_poison, parse_assertion, do_assert): Similarly.
3019 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
3020 save_parameter, _cpp_create_definition, check_trad_stringification,
3021 cpp_macro_definition): Similarly.
3022 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
3023 * c-lex.c (cb_undef, c_lex): Similarly.
3024 * fix-header.c (recognized_function): Similarly.
3025 * cpplib.h (NODE_LEN, NODE_NAME): New.
3026 (cpp_hashnode): Rename length len.
3028 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
3030 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
3033 2001-05-16 Andreas Jaeger <aj@suse.de>
3035 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
3037 * toplev.c: Include dwarf2asm.h for prototype of
3038 dw2_output_indirect_constants.
3040 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3042 * stmt.c (expand_asm_operands): Be able to offload addressof
3043 expression to memory. (PR optimization/185)
3045 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3047 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
3048 applying distributive law.
3050 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3052 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
3054 * gthr-dce.h (UNUSED): Attribute unused macro.
3055 (__gthread_key_dtor): Make arguments UNUSED.
3056 (__gthread_key_delete): Revise for compatibility with DRAFT4
3059 2001-05-16 David Edelsohn <edelsohn@gnu.org>
3061 * doc/install.texi: Update AIX information.
3062 * README.RS6000: Remove obsolete file.
3064 2001-05-16 Jakub Jelinek <jakub@redhat.com>
3065 Nathan Sidwell <nathan@codesourcery.com>
3067 * gcc.c (give_switch): Don't write before start of string.
3068 Always append suffix.
3070 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
3072 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
3075 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3077 * README.ALTOS: Remove obsolete file.
3079 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3081 * c-lex.h (save_and_forget_protocol_qualifiers,
3082 forget_protocol_qualifiers, remember_protocol_qualifiers):
3083 Remove deleted functions' prototypes.
3085 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3087 * c-parse.in (methodtype): New production.
3088 (methoddef, methodproto): Collapse separate '-' and '+'
3091 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3093 * c-common.h (RID_FIRST_PQ): New.
3094 * c-parse.in (objc_pq_context): New.
3095 (objc parser): Set objc_pq_context rather than calling
3096 remember_protocol_qualifiers and forget_protocol_qualifiers.
3097 Don't call save_and_forget_protocol_qualifiers.
3098 (yylexname): Handle objc protocol qualifiers here.
3099 * stringpool.c (struct str_header): Replace with sp_hashnode.
3100 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
3101 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
3102 Allocate an IDENTIFIER_NODE for each identifier.
3103 (FORALL_STRINGS, set_identifier): Delete.
3104 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
3105 (ggc_alloc_string): Use an obstack.
3106 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
3107 * tree.h: Update comments.
3108 (set_identifier): Delete.
3109 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
3110 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
3111 remember_protocol_qualifiers): Delete.
3113 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
3115 * flow.c (life_analysis): After life analysis is complete, do
3116 an optional scan over insns looking for REG_LABEL notes that
3117 reference a deleted label.
3118 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
3119 before peeking at LABEL_NUSES.
3121 2001-05-15 Richard Henderson <rth@redhat.com>
3123 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
3124 (_Unwind_GetTextRelBase): New.
3126 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3128 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3130 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
3132 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
3133 so that CHOOSE_SECTION gets used.
3135 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
3136 TARGET_RELOCATABLE like flag_pic for now.
3138 2001-05-15 David Edelsohn <edelsohn@gnu.org>
3140 * rs6000.md (movdi splitter): Sign extend more efficiently.
3141 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
3142 to "long long" valid on 32-bit and 64-bit hosts.
3143 (logical_operand): Cast trunc_int_for_mode return value.
3144 (rs6000_emit_move): Shift macro to encapsulate variable.
3145 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
3146 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
3147 plus_constant requires signed argument.
3149 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
3151 * gthr-posix.h: Make additional pthread-* functions weak.
3153 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3155 * recog.c (apply_change_group): Avoid unneeded validating.
3157 2001-05-14 David Edelsohn <edelsohn@gnu.org>
3159 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
3160 (num_insns_constant): CONST_INT can be 64-bits.
3162 2001-05-14 Stan Shebs <shebs@apple.com>
3164 * config/darwin.h (LIB_SPEC): Just use -lSystem.
3165 (LIBGCC_SPEC): Don't define.
3167 2001-05-14 Richard Henderson <rth@redhat.com>
3169 * configure.in (gcc_cv_as_eh_frame): New test.
3170 * config.in, configure: Rebuild.
3171 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
3173 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3175 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
3176 extended precision divide.
3178 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3180 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
3181 for RETURNS as well.
3183 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
3185 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
3186 (CPP_CPU??_SIZE_TYPE): New.
3187 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
3188 (CPP_CPU_SPEC): ... here; support choosing of CPU.
3189 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
3190 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
3192 * i386.c (override_options): Add sorry about not suported modes.
3194 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
3196 * config/pa/som.h (NM_FLAGS): Remove.
3197 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3198 (ASM_OUTPUT_SECTION_NAME): Remove.
3199 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3201 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3203 * regrename.c (regrename_optimize): Do not rename registers to
3206 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3208 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3209 contain MEMs. Remove useless distinction about clobbering
3212 2001-05-13 Geoff Keating <geoffk@redhat.com>
3214 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
3215 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
3216 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
3217 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3218 (EXCEPTION_SECTION): Define.
3220 2001-05-13 Zack Weinberg <zackw@stanford.edu>
3222 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
3223 binary backward compat only.
3224 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
3225 in LIB2FUNCS. Pass it to mklibgcc.
3226 * mklibgcc.in: Handle LIB2FUNCS_ST.
3228 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
3230 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3232 * tm.texi (THREAD_MODEL_SPEC): Document it.
3233 * gcc.c (main): Use it.
3234 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3235 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3237 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3239 * rtl.h (SYMBOL_REF_WEAK): New macro.
3240 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3241 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3242 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3243 * gcc.texi: Remove wrong description.
3245 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3247 * Makefile.in (STAMP): New macro.
3248 Replace all uses of `touch' with $(STAMP).
3249 * fixinc/Makefile.in: Likewise.
3251 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3253 * configure.in: ldopen is never in -lexc, so don't test for it.
3254 Add test for exc_resume in -lexc for Ada.
3255 * configure: Regenerated.
3257 2001-05-12 Richard Henderson <rth@redhat.com>
3259 * dwarf2asm.c (size_of_encoded_value): New function.
3260 * dwarf2asm.h: Declare it.
3261 * except.c (output_function_exception_table): Align the TType
3262 array only as wide as the encoding.
3264 2001-05-12 Zack Weinberg <zackw@stanford.edu>
3266 * extend.texi: Document #pragma GCC java_exceptions.
3268 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3270 * c-parse.in (bison parser, init_reswords): Remove uses of
3272 * c-tree.h (doing_objc_thang): Remove.
3274 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3276 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
3277 about files not ending in newlines.
3279 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3281 * dwarfout.c (dwarfout_init): Add cast.
3282 * sched-deps.c (sched_analyze_insn): Remove unused vars.
3283 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
3285 * method.c (build_mangled_C99_name): Remove unused prototype.
3287 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3289 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
3291 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3293 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3294 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
3296 2001-05-11 Richard Henderson <rth@redhat.com>
3298 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3299 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
3300 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
3301 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
3302 (dw2_output_indirect_constants): Prototype.
3303 * dwarf2out.c (dwarf2out_begin_prologue): Generate
3304 current_function_func_begin_label if we'll need it for EH. Exit
3305 early for IA64_UNWIND_INFO.
3306 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
3307 (eh_data_format_name): Update for indirect references.
3308 (output_function_exception_table): Care for IA64_UNWIND_INFO.
3309 Handle ASM_PREFERRED_EH_DATA_FORMAT.
3310 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
3311 define HAVE_eh_return etc.
3312 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
3313 (final_end_function): Don't call output_function_exception_table.
3314 * toplev.c (compile_file): Call dw2_output_indirect_constants.
3315 (rest_of_compilation): Invoke output_function_exception_table
3316 for ia64 before assemble_end_function.
3317 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
3318 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
3320 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
3321 * unwind.h: Declare them.
3322 * libgcc-std.ver: Export them.
3323 * unwind-pe.h: New file.
3325 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3327 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
3329 (find_fde_for_dso): Extract DT_PLTGOT.
3330 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
3331 the segment and gp as well.
3332 * config/ia64/frame-ia64.c: Remove file.
3333 * config/ia64/frame-ia64.h: Remove file.
3334 * config/ia64/unwind-ia64.c: New file.
3335 * config/ia64/unwind-ia64.h: New file.
3336 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
3337 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
3338 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
3339 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3340 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
3341 (IA64_UNWIND_INFO): Re-enable.
3342 (HANDLER_SECTION): Remove.
3343 (EH_RETURN_DATA_REGNO): New.
3344 * config/ia64/ia64.md (exception_receiver): Remove.
3345 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
3346 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
3348 2001-05-11 Richard Henderson <rth@redhat.com>
3350 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
3351 calls and jumps to be bundled together.
3352 (ia64_reorg): Emit a break after a noreturn call that ends
3354 * config/ia64/ia64.md (break_f): New.
3356 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3358 * c-lex.c (lex_charconst): Convert into a simple wrapper
3359 around cpp_interpret_charconst, to which most of the code
3361 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
3362 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
3363 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
3364 (lex): Use cpp_interpret_charconst.
3365 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
3366 hex_digit_value): New functions.
3367 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
3368 * cpplib.h (cpp_interpret_charconst): New prototype.
3369 * Makefile.in: Update.
3371 2001-05-12 Dean Wakerley <dean@wakerley.com>
3373 * doc/install.texi: New file. Converted to texinfo from the HTML
3374 documentation in wwwdocs/htdocs/install.
3376 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
3378 * gcse.c (insert_insn_end_bb): Do not search for assignments to
3379 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3381 * toplev.c (compile_file): Move comment for opening output
3382 file to just before the code that opens the output file.
3384 2001-05-11 Jakub Jelinek <jakub@redhat.com>
3386 * regmove.c (regmove_optimize): Suppress the optimization for
3387 unchanging destination register. Add comment above function.
3389 2001-05-11 Zack Weinberg <zackw@stanford.edu>
3391 * Makefile.in: Exterminate all references to assert.h.
3392 * cross-make: Likewise.
3394 * configure.in: Correct commentary.
3395 * configure: Regenerate.
3397 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
3400 * config/t-freebsd, config/t-linux, config/t-linux-aout,
3401 config/t-netbsd, config/t-rtems, config/x-linux,
3402 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
3403 No need to override INSTALL_ASSERT_H.
3405 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
3406 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
3407 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
3409 2001-05-11 Graham Stott <grahams@redhat.com>
3411 * combine.c (simplify_comparison): Fix typo.
3413 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3415 * loop.h (struct movables): Remove `num'.
3416 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
3417 Adjust call to strength_reduce.
3418 (num_unmoved_movables): New function.
3419 (move_movables): Don't set movables->num.
3420 (strength_reduce): Compute the number of instructions in the loop
3421 here, rather than in the caller.
3422 (check_dbra_loop): Always clear reversible_mem_store if there
3423 are any memory sets.
3424 (loop_regs_scan): Don't count instructions here.
3425 (count_insn_in_loop): New function.
3427 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3429 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
3431 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3433 * c-common.c (finish_label_expr): New function, lifted from
3434 from cp/semantics.c.
3435 * c-common.h (finish_label_expr, lookup_label): New prototypes.
3436 * c-parse.in: Move 3 blocks of parser code into new functions.
3437 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
3438 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
3439 (lookup_label): Remove.
3441 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
3443 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
3444 FLOAT_BIT_ORDER_MISMATCH.
3446 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3448 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
3449 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
3451 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3453 * expr.c (emit_group_load): extract_bit_field requires a REG or
3456 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
3458 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
3459 a computed jump into an unconditional jump.
3460 In second hunk of code for collapsing computed and conditional jumps
3461 into unconditional jumps, reemit the jump in additional cases.
3463 * jump.c (jump_optimize_1): Do not wrap the new jump target
3464 inside a LABEL_REF; gen_jump will do that automatically.
3466 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
3468 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
3469 contents for a SYMBOL_REF in case of floating point constants.
3471 2001-05-10 DJ Delorie <dj@redhat.com>
3473 * c-common.c (combine_strings): Widen strings in a
3474 host-endian-independent way.
3476 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
3478 * c-parse.in: Remove many shift/reduce conflicts. Update
3480 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
3481 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
3482 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
3483 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
3484 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
3485 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
3486 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
3487 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
3488 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
3489 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
3490 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
3491 typespec_reserved_nonattr, typespec_reserved_attr,
3492 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
3493 structsp_nonattr, components_notype, component_notype_declarator,
3494 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
3495 firstparm, setspecs_fp): New
3496 (typed_declspecs, reserved_declspecs, typed_typespecs,
3497 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
3498 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
3499 declmods_no_prefix_attr, nonempty_type_quals, structsp,
3500 type_quals): Remove. Users updated.
3501 (initdecls, notype_initdecls, after_type_declarator,
3502 parm_declarator, notype_declarator, absdcl1, components, ivars):
3503 Don't allow attributes at the start of a declarator; include them
3504 in the production containing the declarator instead. Always
3505 require type specifiers before trying to redeclare a typedef name.
3506 (typename): Allow for attributes but warn that they are ignored.
3507 (parmlist, firstparm, setspecs_fp): Include attributes in
3508 parmlist; suck them off the parser stack in firstparm using
3511 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
3513 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
3514 to determine if a block has an unconditional jump at its end.
3516 * jump.c (jump_optimize_1): When converting a conditional jump
3517 to an unconditional jump, build the jump using gen_jump instead
3518 of just modify operands in-place.
3520 2001-05-09 Zack Weinberg <zackw@stanford.edu>
3522 * cppinit.c (cpp_post_options): Shut off macro expansion if
3524 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
3525 IN_I directives only if the # is in column 1 and the directive
3526 name begins in column 2.
3527 * cppmain.c (scan_buffer): Insert a space between # and an
3528 identifier, when that identifier is a directive name.
3530 * tradcpp.c (struct file_buf): Add a pointer to the next entry
3531 in the header search path.
3532 (enum node_type): Add T_INCLUDE_NEXT.
3533 (directive_table): Add entry for include_next.
3534 (do_include_next): New function.
3535 (process_include): New routine, broken out of do_include.
3536 (finclude): Insert 'nhd' argument, to be copied into
3537 next_header_dir of the new buffer.
3538 (main): Adjust to match.
3539 * gsyslimits.h, limity.h: Un-indent #include_next.
3541 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
3543 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
3544 inclusion as a chapter of the GCC manual.
3545 * gcc.texi: Include objc.texi.
3546 * fdl.texi: Use @unnumberedsec for the addendum.
3547 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
3549 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3551 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
3553 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
3555 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
3556 handling of two-address insns.
3558 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
3560 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
3561 ../binutils/nm-new instead of ../binutils/nm.
3563 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3565 * i386.md (movdi splitter): Fix the splitting condition
3566 (float_extenddftf splitter): Fix mode.
3568 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3570 * genrecog.c (write_switch): Avoid outputting of switch for
3571 types wider than int.
3573 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
3575 * reload1.c (copy_eh_notes): New function.
3576 (emit_input_reload_insns): Call it.
3577 (emit_output_reload_insns): Call it.
3579 2001-05-07 Zack Weinberg <zackw@stanford.edu>
3581 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
3583 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
3584 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
3586 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
3588 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3590 * pa.md (interspace_jump): Revise comment.
3591 (builtin_longjmp): Block initial setup insns from delay slot of
3593 (builtin_setjmp_receiver): New expander to save and restore PIC
3596 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
3598 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
3600 * toplev.c (compile_file): Set up the output file before we call
3601 the various initializers for the compiler.
3603 * except.c (sjlj_mark_call_sites): Do not search for assignments to
3604 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3606 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
3607 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
3609 2001-05-06 Zack Weinberg <zackw@stanford.edu>
3611 * Makefile.in (tradcpp0): Correct typo in dependency list.
3613 2001-05-06 Geoff Keating <geoffk@redhat.com>
3615 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
3616 the link register if we're not going to use it.
3618 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
3619 (output_function_profiler): Likewise.
3621 2001-05-07 Alan Modra <amodra@one.net.au>
3623 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
3625 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
3627 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
3628 zero-extend it. Make abs_inc unsigned.
3630 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
3631 widest mode in narrowing and widening operations.
3633 * config/mips/mips.md: Sign extend CONST_INTs.
3635 2001-05-06 Andreas Jaeger <aj@suse.de>
3637 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
3638 (i386 Options): Document -momit-leaf-frame-pointer.
3640 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3642 * c-typeck.c (internal_build_compound_expr): Check for
3643 array to pointer conversion just once.
3645 2001-05-05 Richard Henderson <rth@redhat.com>
3647 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
3649 2001-05-05 Richard Henderson <rth@redhat.com>
3651 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
3652 to the parent of the fixup region.
3654 2001-05-05 Jakub Jelinek <jakub@redhat.com>
3656 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
3658 * cpp.texi (__NO_INLINE): Document it.
3660 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
3662 * cppfiles.c (struct include_file): New member err_no.
3663 (find_or_create_entry): Set it.
3664 (open_file): Don't set fds to -2. Instead, use err_no to
3665 remember previous errors, if any.
3667 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3669 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
3670 between X and Y by using sequences of xgdx and xgdy.
3672 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3674 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
3675 of '!' for the 'D' alternative ('!' is too strong).
3676 ("*logicalsi3_silshl16"): Likewise.
3677 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
3678 ("movstrictsi"): Remove spurious '+'.
3679 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
3680 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
3681 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
3684 2001-05-04 David Edelsohn <edelsohn@gnu.org>
3686 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
3688 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
3690 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
3693 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3695 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
3698 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3700 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
3701 soft register, use ror instead of rol.
3703 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3705 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
3706 into account pre/post increment decrement for 68HC12.
3707 Fix other problems in replacement and fix call to reg_mentioned_p.
3709 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3711 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
3712 Put the soft registers in bss for 68HC12.
3713 (L_regs_d3_4): New for _.d3 and _.d4.
3714 (L_regs_d5_6): Likewise.
3715 (L_regs_d1_2): Likewise.
3716 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
3718 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3720 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
3721 to the pre-processor when -fshort-double is specified.
3722 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
3724 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3726 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
3727 (__mulsi3): Rewrite for 68HC12.
3728 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
3729 Mark 'x' constraint with earlyclobber to prevent a
3730 RELOAD_FOR_OTHER_ADDRESS to go in it.
3731 (mulhi3_m68hc12): New pattern.
3732 (mulhi3_m68hc11): Rename of mulhi3.
3733 (mulhi3): New expand for 68HC12 optimisation.
3734 (umulhisi3, mulhisi3): New patterns for 68HC12.
3736 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3738 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
3739 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
3740 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
3742 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3744 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
3745 constants cheap after reload.
3746 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
3748 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
3749 so that gcc prefers a shift by 16.
3750 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
3752 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
3754 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
3756 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3758 * alpha.h: NULL_PTR -> NULL.
3765 * i386.md: Likewise.
3768 * m68hc11.h: Likewise.
3769 * rs6000.h: Likewise.
3772 * sparc.h: Likewise.
3776 * final.c: Likewise.
3778 * recog.c: Likewise.
3780 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3782 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
3783 `bool' parameter to `int'.
3785 * hash.c (hash_lookup): Likewise.
3787 * hash.h (hash_lookup): Likewise.
3789 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
3791 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3793 * i386.c (x86_initialize_trampoline): Fix mode of constant.
3795 2001-05-03 Geoff Keating <geoffk@redhat.com>
3797 * invoke.texi (i386 Options): Delete references to -malign-jumps,
3798 -malign-loops, -malign-functions.
3799 * i386.c (ix86_align_funcs): Delete.
3800 (ix86_align_loops): Delete.
3801 (ix86_align_jumps): Delete.
3802 (override_options): Mark -malign-* as obsolete. Emulate their
3803 behaviour with the -falign-* options. Default -falign-* from
3804 the processor table.
3805 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
3806 patch of Wed May 2 13:09:36 2001.
3807 (LOOP_ALIGN): Delete.
3808 (LOOP_ALIGN_MAX_SKIP): Delete.
3809 (LABEL_ALIGN_AFTER_BARRIER): Delete.
3810 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
3812 2001-05-04 Andreas Jaeger <aj@suse.de>
3814 * except.h: Add prototype declaration for
3815 expand_builtin_init_dwarf_reg_sizes.
3817 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
3819 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
3821 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3823 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
3825 ("bitcmpqi2"): New pattern for bit-extract and test.
3826 ("bitcmphi"): New pattern for bitb/bita instructions.
3828 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
3830 * gccbug.in: Use a temporary directory when the mktemp command is
3833 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3835 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
3837 (INITIALIZE_TRAMPOLINE): Call it.
3838 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
3839 (TRAMPOLINE_TEMPLATE): Remove.
3840 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
3841 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
3844 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3846 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
3847 and crtendS.o with PIC.
3849 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3851 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
3853 (___subdi3, ___adddi3): Use x instead of y as index register.
3854 (__init_bss_section, __map_data_section): Optimize for 68HC12.
3855 (__memset, __memcpy): Likewise.
3856 (regs): Put the soft registers in bss for 68HC12.
3857 (abort): Use trap to abort for 68hc12.
3858 (__mulhi3, __mulhi32): Use emul for 68hc12.
3859 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
3861 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3863 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
3864 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
3865 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
3866 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
3867 Set 68HC12 min offset to -65536.
3868 (print_operand): Put parenthesis arround the operand if it refers
3869 to a symbol having the same name as a register.
3870 (m68hc11_z_replacement): When z register is replaced by its
3871 equivalent soft register, force the insn to be re-recognized.
3872 (m68hc11_check_z_replacement): Fix the test when destination is
3873 the index register and z dies in the insn.
3874 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
3876 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3878 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
3879 costs according to processor variant.
3880 (m68hc11_shift_cost): New function to compute shift costs.
3881 (m68hc11_rtx_costs): Define costs according to processor variant.
3882 (m6811_cost): Costs for 68HC11.
3883 (m6812_cost): Costs for 68HC12.
3884 (COSTS_N_INSNS): Remove.
3886 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
3887 (DEFAULT_RTX_COSTS): Remove.
3888 (CONST_COSTS): Define costs according to OUTER_CODE.
3889 (processor_costs): New struct to define costs.
3890 (m68hc11_cost): Pointer to current costs.
3892 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3894 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
3895 and use m68hc11_notice_keep_cc when using leax/leay.
3896 (addhi3 split): Reject split if the insn is handled by
3898 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
3899 push must be handled in a special way if the source operand uses
3900 sp as index register.
3901 (m68hc11_notice_keep_cc): New function.
3902 (m68hc11_gen_movhi): Use it when an insn changes a register but
3904 (m68hc11_gen_movqi): Fix move for 68HC12.
3905 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
3907 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3909 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
3910 and don't pass operands[0] to emit_library_call_value.
3912 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3914 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
3915 (zero_extendsi split): Simplify and use (zero_extendhi).
3916 (*addhi3): Remove 'w' constraint since stack pointer is handled
3918 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
3919 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
3920 (*ashrhi3_const): Fix shift by 7.
3921 (*lshrsi3_const16): Fix template.
3922 (call, call_value): Fix constraint and predicate.
3924 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3926 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
3927 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
3928 (CC_REGNUM): Likewise.
3929 (*unnamed splits): Use above constants instead of hard coded numbers.
3930 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
3931 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
3932 (*return_16bit, *unnamed peepholes): Likewise.
3934 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3936 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
3937 rs6000/rs6000.h twice.
3939 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
3941 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
3942 (CPP_SPEC): Conditionally define MSDOS and GO32.
3943 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
3944 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
3946 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
3948 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3950 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
3952 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3954 * integrate.h (struct inline_remap): Add leaf_reg_map table.
3955 * integrate.c (expand_inline_function): Use xcalloc to allocate
3957 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
3960 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3962 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
3965 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3967 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
3968 linker if -mrelax is given.
3969 (TARGET_SWITCHES): Document -mrelax.
3971 Re-installed 2001-01-09's patch:
3972 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
3973 if it's wider than long and the target's long is wider than the
3976 2001-05-02 David O'Brien <obrien@FreeBSD.org>
3978 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
3979 directly include rs6000/rs6000.h. Instead do it in tm.h.
3981 2001-05-02 Stan Shebs <shebs@apple.com>
3983 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
3984 NSConstantString for NeXT-style runtimes.
3985 (STRING_OBJECT_GLOBAL_NAME): New macro.
3986 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
3987 OCTI_STRING_CLASS_DECL.
3988 (constant_string_global_id): New macro.
3989 (string_class_decl): Ditto.
3990 (setup_string_decl): New function.
3991 (build_objc_string_object): Use it to build a NeXT runtime
3992 compatible string initializer.
3994 2001-05-02 Jakub Jelinek <jakub@redhat.com>
3996 * tradcpp.c (do_define): Make sure we don't walk past limit.
3998 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4000 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
4001 offsets if not REG_OK_STRICT.
4003 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
4004 (INT_REG_OK_FOR_INDEX_P): Likewise.
4005 (INT_REG_OK_FOR_BASE_P): Likewise.
4006 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
4007 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
4008 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
4009 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
4010 REG_OK_FOR_BASE_P. Take an additional parameter.
4011 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
4012 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
4013 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
4014 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
4015 rs6000_legitimate_address() and use it.
4016 * config/rs6000/rs6000.c: Update all callers.
4017 (rs6000_legitimate_address): New function.
4019 2001-05-02 David Edelsohn <edelsohn@gnu.org>
4021 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
4022 special_constant conditional blocks together.
4024 2001-05-02 Dale Johannesen <dalej@apple.com>
4026 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
4028 (STRICT_ARGUMENT_NAMING): Define.
4029 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
4030 function_arg_partial_nregs, setup_incoming_varargs): Remove
4031 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
4034 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4036 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
4038 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
4041 * expr.c (store_field): Do nothing except elaborate side-effects if
4044 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4046 * c-lex.c: NULL_PTR -> NULL.
4048 * emit-rtl.c: Likewise.
4050 * genpeep.c: Likewise.
4052 * mips-tdump.c: Likewise.
4053 * reload1.c: Likewise.
4054 * rtlanal.c: Likewise.
4056 * stor-layout.c: Likewise.
4057 * toplev.c: Likewise.
4059 2001-05-01 Per Bothner <per@bothner.com>
4061 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
4062 call do_pending_stack_adjust before emiting label.
4064 2001-05-01 Mark Mitchell <mark@codesourcery.com>
4066 * extend.texi: Fix typo.
4068 2001-05-01 Stan Shebs <shebs@apple.com>
4070 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
4071 of UOBJC_MODULES_decl.
4072 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
4073 (generate_descriptor_table): Ditto.
4074 (generate_protocols): Ditto.
4075 (generate_protocol_list): Ditto.
4076 (generate_classref_translation_entry): Ditto.
4078 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
4080 * invoke.texi (Optimize Options): Add documentation for `--param
4081 max-delay-slot-insn-search' and `--param
4082 max-delay-slot-live-search' and reorder --param section.
4083 * params.def: Modify initial comment.
4084 * params.h (param_info): Add `help' member.
4085 * toplev.c (lang_independent_params): Include `help' description.
4086 (display_help): Print --param parameters.
4088 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4090 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
4091 Remove references to deleted files.
4092 (*-*-openbsd): No need to override xmake_file.
4093 (*-*-sysv4): Treat like *-*-sysv.
4095 * configure.in: Probe for ldopen in various places, and set up
4096 collect2 to be linked with them if found.
4097 Don't dink with Windows registry stuff unless $host_os is a
4098 Win32 os name. Check to see if we need -ladvapi32.
4099 * configure: Regenerate.
4101 * Makefile: Get rid of CLIB and HOST_CLIB.
4102 Substitute in COLLECT2_LIBS and link collect2 against its contents.
4103 * build-make: Get rid of HOST_CLIB.
4105 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
4106 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4107 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4108 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
4109 config/rs6000/x-rs6000: Delete.
4111 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
4114 24 x-host fragments remain, 0 x-cpu, 3 top level.
4116 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4118 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
4119 * configure: Regenerate.
4121 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
4123 * Makefile.in (install-headers): Remove redundant dependency.
4125 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
4127 * c-tree.texi (USING_STMT): Document.
4129 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4131 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
4132 * c-common.c: Likewise.
4133 * c-decl.c: Likewise.
4134 * combine.c: Likewise.
4135 * rs6000.c: Likewise.
4136 * except.c: Likewise.
4137 * explow.c: Likewise.
4139 * fold-const.c: Likewise.
4140 * function.c: Likewise.
4143 * integrate.c: Likewise.
4145 * objc/objc-act.c: Likewise.
4146 * recog.c: Likewise.
4147 * reg-stack.c: Likewise.
4148 * reload.c: Likewise.
4149 * reload1.c: Likewise.
4150 * simplify-rtx.c: Likewise.
4152 * varasm.c: Likewise.
4154 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
4156 * diagnostic.def: New file.
4157 * diagnostic.h (diagnostic_t): New enum.
4158 * Makefile.in (diagnostic.o): Depend on diagnostic.def
4160 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4162 * tsystem.h: Test only POSIX for availability of string.h
4164 * config.gcc (all systems): If USG appeared in xm_defines,
4165 change it to POSIX. If both USG and POSIX appeared, just
4166 delete USG. Remove unnecessary quotes around xm_defines
4168 (m68k-crds-unos*): Don't #define unos - tested nowhere.
4169 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
4170 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
4171 powerpc-*-linux*): No need to set xm_defines - handled by
4172 global settings for *-*-linux*.
4174 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4176 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
4177 Always include gstab.h, not system stab.h. Don't provide
4178 default definitions of N_CATCH or N_OPT. Always use the
4179 gstab.h variant of STAB_CODE_TYPE.
4180 * final.c: Don't include stab.h/gstab.h at all, or provide
4181 defaults for N_SLINE and N_SOL.
4183 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
4184 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
4186 * sdbout.c: Always include gsyms.h instead of system syms.h.
4188 * configure.in: No need to check for stab.h.
4189 * configure, config.in: Regenerate.
4190 * Makefile.in (final.o): Don't depend on gstab.h.
4192 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4193 Richard Henderson <rth@redhat.com>
4195 * extend.texi: Improve documentation of volatile asms.
4197 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4199 * c-tree.texi: Fix thinko.
4200 * gcc.texi: Likewise.
4202 2001-04-30 Richard Henderson <rth@redhat.com>
4204 * c-common.c (c_promoting_integer_type_p): New function, from the
4205 corpse of old macro. Properly promote too-small enumerations and
4206 booleans. Adjust all callers.
4207 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4208 (c_promoting_integer_type_p): Declare.
4209 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4210 * c-typeck.c: Likewise.
4211 (default_conversion): Remove now redundant boolean check.
4213 2001-04-30 Jan Hubicka <jh@suse.cz>
4214 Richard Henderson <rth@redhat.com>
4216 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4218 (combine_stack_adjustments_for_block): Don't combine stack
4219 allocation followed by deallocations. Handle grow-up stacks.
4221 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4223 * fdl.texi: New file.
4224 * c-tree.texi: Use the GFDL.
4225 * gcc.texi: Likewise.
4227 2001-04-30 Stan Shebs <shebs@apple.com>
4229 * invoke.texi: Add a section documenting Objective-C options.
4231 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
4233 * emit-rtl.c (try_split): Copy EH notes to sequence.
4235 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4237 * regmove.c (record_stack_memrefs): Catch all references to the
4240 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
4242 * Makefile.in (stmp-fixinc): quote shell assignment values
4244 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4246 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
4250 * prefix.c: Likewise.
4252 2001-04-28 Stan Shebs <shebs@apple.com>
4254 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
4255 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
4256 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
4257 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
4259 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
4260 (NEXT_OBJC_RUNTIME): Define.
4262 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4264 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
4265 * simplify-rtx.c (simplify_gen_relational): Likewise.
4267 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
4269 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
4270 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
4272 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
4273 registers in SSE case; fix handling of the immediates.
4274 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
4275 operands to be in regsiters before reload.
4276 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
4277 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
4278 (abstf,absxf,negtf,negxf splitters): Compute
4279 properly the regnum for x86_64.
4280 (avsdf2_if_rex64): New.
4282 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
4284 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
4285 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
4286 into the constant pool.
4287 * jump.c (jump_optimize_1): Remove barrier successors after all
4288 the LABEL_NUSES counds have been computed.
4289 (delete_barrier_successors): When deleting a tablejump insn, also
4290 delete the jump table it uses.
4291 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
4294 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
4296 * pa.c (FRP): Remove erroneous white space in macro definition.
4298 2001-04-28 Andreas Jaeger <aj@suse.de>
4300 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
4302 * extend.texi: Likewise.
4303 * tm.texi: Likewise.
4305 2001-04-28 Andreas Jaeger <aj@suse.de>
4307 * md.texi: Use XX-bit instead of XXbit or XX bit where
4310 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
4312 * gcc.c (process_command): Allow -l lib in addition to -llib
4313 for POSIX compliance. This fixes PR c/2347.
4315 * invoke.texi: Update section on Link Options accordingly.
4317 2001-04-27 Zack Weinberg <zackw@stanford.edu>
4319 * function.c (purge_addressof_1): Remove the duplicate
4320 if (code == SET) block. Fold the two if (code == ADDRESSOF)
4323 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
4325 * except.c (expand_eh_region_start): Don't start a new block.
4326 (expand_eh_region_end): Don't end a block.
4327 * stmt.c (expand_end_bindings): Don't end EH blocks.
4328 (expand_decl_cleanup): Starting an EH region won't change the block.
4329 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
4330 (is_eh_region): Lose.
4333 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
4335 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
4337 * collect2.c (main): Add `-L' case to remove duplicate entries.
4338 (is_in_args): New function to check for a duplicate argument.
4339 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
4340 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
4341 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4342 Define to be nonzero.
4344 2001-04-27 Andreas Jaeger <aj@suse.de>
4345 Richard Henderson <rth@redhat.com>
4347 * md.texi (Machine Constraints): Document additional i386
4348 constraints and fix description of "A".
4350 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
4352 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
4354 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
4356 * except.c (get_exception_filter): word_mode, not Pmode.
4358 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
4360 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
4361 common to other movsf patterns. Move up so that in future
4362 people who change the other patterns will change it too.
4363 (movsf_lo_sum): Allow even for soft-float; add appropriate
4365 (movsf_high): Likewise.
4366 (movsf_high+1): Allow even for soft-float.
4368 * function.c (expand_function_end): Always clobber the
4369 return registers, even if there is no return label.
4371 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4373 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
4375 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
4377 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
4378 (pushqi2_rex64, pushhi2_rex64): Add.
4380 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
4382 * except.c (expand_eh_region_end_cleanup): Force pending stack
4383 adjust before emitting label that branches around cleanup code.
4385 2001-04-26 H.J. Lu (hjl@gnu.org)
4387 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
4389 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
4391 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
4392 (ASM_OUTPUT_SECTION_NAME): Likewise.
4393 (ASM_WEAKEN_LABEL): Likewise.
4394 (UNIQUE_SECTION): Likewise.
4395 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4396 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4397 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
4398 (ASM_OUTPUT_SECTION_NAME): Likewise.
4399 (ASM_WEAKEN_LABEL): Likewise.
4400 (UNIQUE_SECTION): Likewise.
4401 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4402 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4403 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
4404 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
4405 (ASM_FILE_START): Likewise.
4406 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4407 (ASM_DECLARE_OBJECT_NAME): Likewise.
4408 (ASM_FILE_END): Likewise.
4409 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4410 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
4411 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4412 (ASM_OUTPUT_CASE_LABEL): Likewise.
4413 (ASM_OUTPUT_SKIP): Likewise.
4414 (ASM_OUTPUT_ASCII): Likewise.
4415 (ASM_OUTPUT_IDENT): Likewise.
4416 (READONLY_DATA_SECTION): Likewise.
4417 (EXTRA_SECTIONS): Likewise.
4418 (EXTRA_SECTION_FUNCTIONS): Likewise.
4419 (SELECT_RTX_SECTION): Likewise.
4420 (SELECT_SECTION): Likewise.
4422 * config/mips/linux.h (INVOKE__main): Undefine.
4423 (CTOR_LIST_BEGIN): Likewise.
4424 (CTOR_LIST_END): Likewise.
4425 (DTOR_LIST_BEGIN): Likewise.
4426 (DTOR_LIST_END): Likewise.
4427 (SET_ASM_OP): Defined it to ".dummy".
4428 (ASM_OUTPUT_DEF): Defined.
4429 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
4431 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
4433 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
4434 assembler supports .p2align.
4436 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
4438 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
4440 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4442 * integrate.c (expand_inline_function): Check for error_mark_node
4445 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4447 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
4450 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
4452 * configure.in (configargs.h): Define thread_model.
4453 * configure: Rebuilt.
4454 * gcc.c (main): Print it with -v.
4456 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
4458 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
4459 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
4460 * gcc.1: Regenerate.
4462 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4464 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
4465 is_redundant_typedef): Use static inline instead of inline static.
4467 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
4469 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
4470 this directory is always searched.
4472 2001-04-25 Richard Henderson <rth@redhat.com>
4474 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
4475 of registers to restore along non eh_return path.
4477 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4479 * c-format.c (check_format_info_recurse): Handle
4480 PLUS_EXPR for format string.
4482 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4484 * config/ia64/ia64.h (CC1_SPEC): Define.
4485 * config/ia64/linux.h (CC1_SPEC): Define.
4487 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
4489 * emit-rtl.c (constant_subword): Also do sign extension in
4490 BITS_PER_WORD == 16 case.
4492 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
4494 * loop.c (try_swap_copy_prop): Go back to checking insn.
4496 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4498 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
4499 if check_mode is non-zero.
4501 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4503 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
4504 out and comparison sequence has been detected, put result into
4505 proper temporary pseudo.
4507 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4509 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
4510 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
4511 * libgcc2.c: Remove __dummy and __builtin_saveregs.
4512 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
4513 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
4514 for future reference.
4516 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
4518 * except.c (reachable_handlers): Step out one level from a RESX.
4520 * except.c (struct eh_region): Rename 'last' to 'resume'.
4521 (mark_eh_region, duplicate_eh_region_1): Adjust.
4522 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
4523 (build_post_landing_pads): Likewise.
4524 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
4525 (expand_eh_region_end_must_not_throw): Likewise.
4526 (connect_post_landing_pads): Thread (only) regions with non-deleted
4529 * except.c (expand_eh_region_end_cleanup): Save the EH return data
4530 registers around the cleanup.
4531 (get_exception_filter): New fn.
4532 (finish_eh_generation): Use it.
4534 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
4536 * c-semantics.c (add_scope_stmt): Don't call
4537 current_scope_stmt_stack multiple times.
4539 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4540 Nathan Sidwell <nathan@codesourcery.com>
4542 Lazy __FUNCTION__ generation.
4543 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
4544 RID_C99_FUNCTION_NAME): New _RIDs.
4545 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
4546 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
4547 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
4549 (function_id_node, pretty_function_id_node, func_id_node): Remove.
4550 (c99_function_name_decl_node, function_name_decl_node,
4551 pretty_function_name_decl_node, saved_function_name_decls):
4553 (struct language_function): Remove x_function_name_declared_p.
4554 (make_fname_decl): Remove a parameter.
4555 (declare_function_names): Remove prototype.
4556 (start_fname_decls, finish_fname_decls): Prototype.
4557 (fname_as_string): Likewise.
4558 (fname_string, fname_decl): Likewise.
4559 * c-common.c (make_fname_decl): Adjust.
4560 (struct fname_var_t): New struct.
4561 (fname_vars): New static array.
4562 (declare_function_name): Remove.
4563 (start_fname_decls, finish_fname_decls): New functions.
4564 (fname_as_string): New function from remnants of
4565 declare_function_name.
4566 (fname_string, fname_decl): New functions.
4568 * c-decl.c (c_function_name_declared_p): Remove.
4569 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
4570 don't call declare_function_name. Call start_fname_decls.
4571 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
4572 clobber the line number. Call finish_decl.
4573 (start_function): Call start_fname_decls.
4574 (finish_function): Call finish_fname_decls.
4575 Remove c_function_name_declared_p.
4576 (push_c_function_context): Don't push c_function_name_declared_p.
4577 (pop_c_function_context): Don't pop c_function_name_declared_p.
4578 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
4579 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
4580 (program): Call finish_fname_decls for C.
4581 (primary): Add VAR_FUNC_NAME.
4582 (reswords): Add slots for __FUNCTION__ et al.
4583 (rid_to_yy): Add mappings for __FUNCTION__ et al.
4584 (yylexname): If it's a STRING_FUNC_NAME generate the function name
4585 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
4586 * c-semantics.c (prune_unused_decls): Remove.
4587 (finish_stmt_tree): Don't call prune_unused_decls.
4588 (genrtl_decl_stmt): Don't prune unused decls here.
4590 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
4592 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
4593 constant pool, use the pool's SYMBOL_REF instead.
4595 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
4598 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
4600 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
4601 passing nested NOP_EXPRs to fold.
4603 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
4605 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
4607 2001-04-22 Mark Mitchell <mark@codesourcery.com>
4609 * loop.c (loop_delete_insns): Add prototype.
4611 2001-04-23 Phil Edwards <pme@sources.redhat.com>
4613 * configure.in: Remove ENABLE_STD_NAMESPACE.
4614 * config.in: Regenerated.
4615 * configure: Regenerated.
4617 2001-04-22 Stan Shebs <shebs@apple.com>
4619 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
4621 * config/rs6000/xm-darwin.h: Remove file.
4623 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4625 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
4626 (write_c_file_stat): Likewise.
4628 * dbxout.c (dbxout_init): Likewise.
4630 * profile.c (output_func_start_profiler): Likewise.
4632 2001-04-22 Philipp Thomas <pthomas@suse.de>
4634 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
4635 require it instead of the CVS version.
4636 * cpperror.c (v_message): Put a blank before the macro
4637 body to not confuse exgettext.
4639 2001-04-21 Mark Mitchell <mark@codesourcery.com>
4641 * flow.c (proagate_one_insn): Remove useless assignment.
4642 * jump.c (delete_insn): Tidy.
4643 * loop.c (try_copy_prop): When deleting an instruction with a
4644 REG_RETVAL note, delete the entire libcall sequence.
4645 (loop_delete_insns): New function.
4646 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
4647 we're not substituting into them yet.
4649 2001-04-21 Kazu Hirata <kazu@hxi.com>
4651 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
4653 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
4655 * config/i960/i960.c (signed_arith_operand): Likewise.
4657 * calls.c (expand_call): Fix a comment typo.
4659 2001-04-20 Zack Weinberg <zackw@stanford.edu>
4661 * configure.in: Probe for times, clock, struct tms, and clock_t.
4662 * configure, config.in: Regenerate.
4663 * timevar.c: Replace ifdef forest in get_time with (relatively)
4664 straightforward series of checks based on autoconf's probes.
4666 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
4668 * config/pa/som.h (NM_FLAGS): Define.
4670 2001-04-20 Bernd Schmidt <bernds@redhat.com>
4672 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
4674 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
4675 * ia64.c (nop_cycles_until): New function.
4676 (prev_cycle, prev_first, last_issued): New static variables.
4677 (ia64_sched_reorder): Additional arg for clock.
4678 On final scheduling pass, emit extra NOPs as needed.
4679 Set prev_first and prev_cycle.
4680 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
4681 (ia64_variable_issue): Set last_issued.
4683 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
4685 * config/i386/i386.c (ix86_expand_int_movcc,
4686 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
4688 2001-04-20 Geoff Keating <geoffk@redhat.com>
4690 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
4691 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
4692 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
4693 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
4694 ctrdi_internal6): In the short-branch case, this insn is only 4
4695 bytes long. Reported by Reza Yazdani <reza@apple.com>.
4697 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4699 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
4700 "=u" is used together with "st" resp. "st(1)" clobber.
4702 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4704 * gcse.c (gcse_main): Fix comment typo.
4705 (delete_null_pointer_check): Likewise.
4706 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
4707 * cse.c (cse_insn): Likewise.
4708 * function.c (fixup_var_refs_insns_with_hash): The sequence is
4711 2001-04-19 Zack Weinberg <zackw@stanford.edu>
4713 * toplev.c: Excise all code for the undocumented -dm option.
4714 (float_signal): Call signal just once, unconditionally.
4716 2001-04-19 Geoff Keating <geoffk@redhat.com>
4718 * fold-const.c (fold): Use first_rtl_op rather than
4719 TREE_CODE_LENGTH when looping over parameters of a tree.
4720 Correct strange grouping in test for evaluated SAVE_EXPR.
4722 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
4724 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
4725 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
4727 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
4728 name at 32 total characters.
4729 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
4730 functions in named sections -- data items can still go into unique
4731 sections, but they have normal names (ie $LIT$ and $DATA$).
4733 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
4736 2001-04-19 DJ Delorie <dj@redhat.com>
4738 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4739 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
4740 * config/i386/cygwin.h: Likewise.
4741 * config/i386/mingw32.h: Likewise.
4742 * config/vax/vms.h: Likewise.
4743 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
4745 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4746 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
4747 * config/i386/xm-cygwin.h: Likewise.
4748 * config/i386/xm-djgpp.h: Likewise.
4749 * config/i386/xm-mingw32.h: Likewise.
4750 * config/vax/xm-vms.h: Likewise.
4752 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
4753 instead of OBJECT_SUFFIX.
4754 * collect2.c (find_a_file): Look for files matching the extension
4755 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
4756 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
4757 TARGET_EXECUTABLE_SUFFIX.
4758 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
4759 (make_relative_prefix): Likewise.
4760 (convert_filename): Use TARGET_ suffixes throughout. Remove
4762 (process_command): Likewise.
4763 (do_spec_1): Likewise.
4764 * java/lang.c (init_parse): Likewise.
4766 * gcc.texi : Document four new options matching the pattern
4767 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
4768 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
4769 documentation for NO_AUTO_EXE_SUFFIX.
4771 2001-04-19 Mark Mitchell <mark@codesourcery.com>
4773 * toplev.h (struct lang_hooks): Allow decode_option to indicate
4774 that language-independent processing should not be done.
4775 * toplev.c (main): Adjust accordingly.
4777 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
4778 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
4780 * mips.md (reload_outputdi): Require that operand0 be a
4783 2001-04-19 Jakub Jelinek <jakub@redhat.com>
4785 * invoke.texi (-Wshadow): Clarify.
4787 2001-04-18 Mark Mitchell <mark@codesourcery.com>
4789 * loop.c (load_mems): Examine all the instructions in the loop
4790 before concluding that all jumps branch to the first instruction
4793 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
4795 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
4797 2001-04-18 Jakub Jelinek <jakub@redhat.com>
4799 * cpp.texi (-Wwhite-space): Remove.
4800 (-Wall): -Wall does not imply -Wwhite-space.
4802 2001-04-17 Zack Weinberg <zackw@stanford.edu>
4804 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
4805 use it instead of blindly generating a .stabs.
4806 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
4808 * xcoffout.c: Don't bother defining default for N_CATCH.
4809 (UNKNOWN_STAB): Use internal_error.
4810 (stab_to_sclass): Remove now-unnecessary aborts.
4811 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
4813 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
4815 * jump.c (mark_all_labels): Canonicalize the tail recursion
4816 label attached to CALL_PLACEHOLDER insns.
4818 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4820 * output.h (dump_flow_info, free_basic_block_vars,
4821 which_alternative): Delete redundant prototypes.
4823 * rtl.h (bss_section): Likewise.
4825 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
4827 * dbxout.c (N_OPT): Define if not available from <stab.h>
4829 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4831 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
4832 libraries and native K&R compilers.
4834 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4836 * c-typeck.c (convert_arguments): Don't check for width changes
4839 * invoke.texi (-Wtraditional): Update documentation.
4841 2001-04-16 Zack Weinberg <zackw@stanford.edu>
4843 * toplev.c (output_lang_identify): Delete.
4844 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
4845 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
4846 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
4847 after calling ASM_FILE_END.
4849 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
4850 Instead, unconditionally emit an N_OPT stab with string equal
4851 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
4853 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
4855 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
4856 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
4857 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
4858 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
4859 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
4860 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
4861 config/i370/i370.h, config/i386/beos-elf.h,
4862 config/i386/osf1elf.h, config/i386/osfrose.h,
4863 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
4864 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
4865 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
4866 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
4867 config/mips/iris6.h, config/mips/osfrose.h,
4868 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
4869 config/sparc/sp64-elf.h:
4870 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
4871 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
4873 * config/elfos.h, config/freebsd.h, config/linux.h,
4874 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
4875 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
4876 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
4877 of ASM_FILE_START which merely emit a .version directive. Delete
4878 definitions of ASM_FILE_END which merely emit an .ident directive.
4880 * config/avr/avr.h, config/vax/vax.h: Delete definition of
4881 ASM_IDENTIFY_GCC and move part of its logic into
4884 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
4885 config/sparc/linux-aout.h: Don't emit .version directive in
4888 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
4889 (output_file_start): Correct comment.
4891 * config/i386/osfrose.h: Don't emit trailing .ident directive.
4892 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
4894 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
4895 * config/rs6000/aix.h: Correct comment.
4897 * config/i386/i386afe.h: Delete.
4898 * config.gcc: Remove references to i386afe.h.
4900 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
4901 other macros deleted by this patch were undocumented.
4903 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
4905 * pa.md (reload_outdi): Operand 0 must be a non hard register.
4907 * pa.c (secondary_reload_class): SAR<->FP copies require a
4910 * install.texi (mips-mips-bsd): Update list of functions
4911 required to include memmove.
4912 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
4913 used functions to include memmove.
4915 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
4917 * i386.md (sqrtdf2): SFmode should be DFmode.
4919 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
4921 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
4922 (find_moveable_store): Likewise.
4924 2001-04-15 Jim Wilson <wilson@redhat.com>
4926 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
4928 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
4930 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
4931 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
4933 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4935 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
4938 2001-04-14 Alan Modra <amodra@one.net.au>
4940 * pa.c (force_mode): New function.
4941 (emit_move_sequence): Use it instead of generating new rtx_REGs.
4943 2001-04-13 Jim Wilson <wilson@redhat.com>
4945 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
4946 (first_instruction): New static variable.
4947 (rtx_needs_barrier): Return 1 for alloc.
4948 (init_insn_group_barriers): Set first_instruction.
4949 (rws_sum): Delete duplicate definition.
4950 (group_barrier_needed_p): Return 0 when first_instruction true.
4951 (safe_group_barrier_needed_p): Save and restore first_instruction
4952 around group_barrier_needed_p call.
4954 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
4956 * expr.h (enum libfunc_index): Add LTI_memmove.
4957 (memmove_libfunc): Define macro.
4958 * optabs.c (init_optabs): Initialize memmove_libfunc.
4959 * expr.c (expand_assignment): Use memmove_libfunc instead of
4962 2001-04-13 Alan Modra <alan@linuxcare.com.au>
4964 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
4967 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4969 * Makefile.in (reg-stack.o): Depend on reload.h.
4970 (insn-attrtab.o): Depend on flags.h.
4972 * genattrtab (main): Include flags.h in insn-attrtab.c.
4974 * reg-stack.c: Include reload.h.
4976 * sparc.h (flag_pic): Delete redundant declaration.
4978 * output.h (flag_pic): Likewise.
4980 * tree.h (pedantic): Likewise.
4982 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4984 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
4986 * jump.c, regmove.c, toplev.c: Include reload.h.
4988 * reload.h (reload_cse_regs): Declare.
4990 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
4991 reload_cse_regs, init_reload, mark_home_live, reload,
4992 init_caller_save): Delete redundant prototypes.
4994 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4996 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
4998 * regclass.c, ssa.c: Include expr.h.
5000 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
5001 gen_move_insn): Delete redundant declarations.
5003 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5005 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
5006 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
5007 MAKEINFO and MAKEINFOFLAGS too.
5008 (stage4_build): Correctly order -B flags.
5010 2001-04-13 Alan Modra <amodra@one.net.au>
5012 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
5013 PIC_OFFSET_TABLE_SAVE_RTX.
5014 (zdepi_cint_p): Describe zdepi insn.
5015 Formatting and white space fixes throughout file.
5017 * pa.c (uint32_operand): Don't use long constant >= 2^32.
5018 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
5019 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
5020 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
5021 (output_64bit_and): Use plain `int's for shift counts.
5022 (output_64bit_ior): Likewise.
5023 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
5024 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
5027 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
5028 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
5029 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
5030 NEW_HP_ASSEMBLER into one. Kill warnings.
5032 * pa-gas.h: Delete file.
5033 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
5034 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
5035 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
5036 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
5038 * config/pa/mill32.S: New file.
5039 * config/pa/mill64.S: New file.
5040 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
5041 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
5042 * config/pa/t-linux64: New file.
5043 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
5044 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
5045 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
5047 * elfos.h (SELECT_SECTION): Undef before defining.
5048 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
5049 (LIB_SPEC): Remove -lmilli.
5050 (DBX_REGISTER_NUMBER): Remove.
5051 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
5052 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
5053 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
5054 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
5055 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
5056 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
5057 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
5058 TARGET_GAS): Define.
5059 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
5060 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
5061 regs if we don't have a prototype.
5062 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
5063 * pa.h (TARGET_ELF32): Default to 0 if undefined.
5064 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
5065 EH_RETURN_HANDLER_RTX): Define.
5066 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
5067 (DWARF_FRAME_REGNUM): Define.
5068 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
5069 * pa32-linux.h: New file.
5070 * pa64-linux.h: New file.
5072 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5073 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
5074 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
5075 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
5076 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
5077 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
5078 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5079 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
5080 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
5081 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
5082 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5083 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
5084 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
5085 * pa64-hpux.h: New file.
5086 (ASM_FILE_START): Correct typo.
5087 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
5088 * config.gcc: Modify for above.
5090 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
5092 * jump.c (jump_optimize_1): Don't delete dead stores here.
5093 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
5094 prior to running jump optimize before cse2.
5096 2001-04-12 Richard Henderson <rth@redhat.com>
5098 * Makefile.in (regmove.o): Depend on except.h.
5099 * regmove.c: Include it.
5101 2001-04-12 Stan Shebs <shebs@apple.com>
5103 * objc/objc-act.c: Remove all code ifdefed with the never-used
5104 macro OBJC_INT_SELECTORS.
5105 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
5106 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
5108 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
5110 * config/pa/quadlib.c: Add prototypes.
5112 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5114 * bitmap.h (debug_bitmap): Delete redundant prototype.
5116 * rtl.h (get_frame_size): Likewise.
5118 2001-04-12 Jim Wilson <wilson@redhat.com>
5120 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
5121 to just emit an fnorm.
5123 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5125 * c-common.h (truthvalue_conversion, type_for_mode,
5126 type_for_size): Delete redundant declarations.
5128 * c-lex.h (is_class_name): Likewise.
5130 * c-tree.h (pedantic, convert, getdecls, gettags,
5131 global_bindings_p, init_decl_processing, insert_block,
5132 maybe_build_cleanup, poplevel, print_lang_decl,
5133 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
5134 set_block, incomplete_type_error, build_function_call,
5135 lvalue_or_else, mark_addressable): Likewise.
5137 * expr.h (expand_tree_builtin): Likewise.
5139 2001-04-12 Mark Mitchell <mark@codesourcery.com>
5141 * invoke.texi: Document --param max-gcse-memory.
5143 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5145 * configure.in (errno): Check for declaration.
5146 * configure, config.in: Regenerated.
5148 * system.h (errno): Only declare if not already done.
5150 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5152 * recog.c (general_operand, immediate_operand,
5153 nonmemory_operand): Require CONST_INTs to be sign-extended
5154 values for their modes.
5156 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5158 * expmed.c (store_bit_field): Truncate CONST_INTs.
5159 (expand_mult_highpart, expand_divmod): Likewise.
5160 * expr.c (convert_modes, store_field): Likewise.
5161 * integrate.c (expand_inline_function): Use promote_mode() to
5162 determine whether to convert_modes() an argument as signed
5164 * optabs.c (expand_binop): Get CONST_INT operands
5165 sign-extended for their appropriate modes.
5166 * stmt.c (emit_case_nodes): Convert node values to the
5168 (expand_end_case): Convert minval and range to the appropriate
5170 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
5171 the iteration variable.
5172 * varasm.c (immed_double_const): Don't require words to be
5173 narrower than host wide ints to properly sign-extend
5176 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
5178 * sh.md (builtin_setjmp_receiver): New expander.
5180 2001-04-12 David Edelsohn <dje@watson.ibm.com>
5182 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
5183 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
5184 for generating CONST_INT and CONST_DOUBLE.
5186 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5188 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5189 already sign-extended.
5190 (rs6000_emit_prologue): Make register iterator signed.
5191 (rs6000_emit_epilogue): Likewise.
5192 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
5194 (movsf split, movdf split): Sign-extend CONST_INTs.
5195 (movdi splits): Likewise.
5197 2001-04-12 Kelley Cook <kelley.cook@home.com>
5199 * config-lang.in (lang_dirs): Add in zlib.
5201 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
5203 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
5204 operands that make it to RTL.
5206 2001-04-11 Stan Shebs <shebs@apple.com>
5208 Add Darwin (Mac OS X kernel) native support.
5209 * config.gcc (powerpc-*-darwin*): Add native bits.
5210 * config/darwin.c: New file, generic Darwin support functions.
5211 * config/darwin.h: New file, generic Darwin definitions.
5212 * config/darwin-protos.h: New file, generic Darwin prototypes.
5213 * rs6000/darwin.h: New file, Darwin for PowerPC.
5214 * rs6000/t-darwin: New file, Darwin makefile fragment.
5215 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
5216 (TARGET_MACHO): Ditto.
5217 (rs6000_abi): Add ABI_DARWIN.
5218 (RS6000_REG_SAVE): Add ABI_DARWIN case.
5219 (RS6000_SAVE_AREA): Ditto.
5220 (FP_ARG_MAX_REG): Ditto.
5221 (RETURN_ADDRESS_OFFSET): Ditto.
5222 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
5224 (rs6000_emit_move): Add ABI_DARWIN cases.
5225 (print_operand): Ditto.
5226 (first_reg_to_save): Ditto.
5227 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
5228 (debug_stack_info): Ditto.
5229 (rs6000_emit_prologue): Ditto.
5230 (rs6000_emit_epilogue): Ditto.
5231 (output_profiler_hook): Ditto.
5232 (output_function_profiler): Ditto.
5233 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
5234 (output_mi_thunk): Add TARGET_MACHO case.
5235 (add_compiler_stub): Ditto.
5236 (output_compiler_stub): Ditto.
5237 (no_previous_def): Ditto.
5238 (output_call): Ditto.
5239 (machopic_output_stub): Ditto.
5240 (rs6000_machopic_legitimize_pic_address): Ditto.
5241 (toc_section): Ditto.
5242 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
5243 (macho_high): Ditto.
5246 (load_macho_picbase): Ditto.
5247 (call): Add TARGET_MACHO case to modify function.
5248 (call_value): Ditto.
5249 (call_nonlocal_sysv): Add ABI_DARWIN case.
5250 (call_value_nonlocal_sysv): Ditto.
5251 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
5253 (machopic_output_stub): Ditto.
5254 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
5256 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5258 * dwarf2out.c (modified_type_die): Don't create new types here.
5259 * tree.h (get_qualified_type): New function.
5260 (build_qualified_type): Adjust comment.
5261 * tree.c (get_qualified_type): New function.
5262 (build_qualified_type): Use it.
5264 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5266 * cpp.texi (-Wtraditional): Update description.
5268 * invoke.texi (-Wtraditional): Likewise.
5270 2001-04-11 Jim Wilson <wilson@redhat.com>
5272 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
5273 requires more than 64 bits of alignment.
5275 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
5277 * cpplib.c (do_line): Sanity check iff enable checking.
5279 2001-04-11 Richard Henderson <rth@redhat.com>
5281 * Makefile.in (insn-recog.o): Depend on toplev.h.
5282 (insn-emit.o, doloop.o): Likewise.
5283 * genrecog.c, genemit.c: Include toplev.h in generated file.
5284 * doloop.c: Include toplev.h.
5286 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5288 * Makefile.in (gcse.o): Depend on params.h.
5289 * gcse.c: Include params.h.
5290 (gcse_main): Don't do GCSE if doing so will take inordinate
5292 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
5293 * params.h (MAX_GCSE_MEMORY): New macro.
5295 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5297 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
5299 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
5301 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5303 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
5305 * real.h (ereal_atof, real_value_truncate, target_isnan,
5306 target_isinf, target_negative, assemble_real, debug_real): Delete
5307 redundant prototypes.
5309 * Makefile.in (ifcvt.o): Depend on toplev.h.
5311 * c-semantics.c: Include expr.h.
5313 * ifcvt.c: Include toplev.h.
5315 * expr.h (rtx_equal_p): Delete prototype.
5317 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
5318 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
5319 eliminate_constant_term, expand_complex_abs, find_single_use,
5320 make_tree, init_expr_once, init_optabs, supports_one_only):
5323 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
5324 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
5325 expand_assignment, store_expr, emit_line_note_after,
5326 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
5328 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
5330 * sparc-protos.h: Delete redundant prototypes.
5332 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5334 * reload.c (push_reload): Add condition missed in SUBREG byte
5337 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5339 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
5341 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5343 * i386.md (floatsisf_sse): Fix output template
5344 * i386.c (ix86_expand_fp_movcc)
5346 * reg-stack.c (emit_pop_insn): Handle complex modes.
5347 (move_for_stack_reg): Emit proper move mode.
5348 (subst_stack_regs_pat): Handle complex modes.
5350 2001-04-11 Jakub Jelinek <jakub@redhat.com>
5352 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
5354 2001-04-10 Richard Henderson <rth@redhat.com>
5356 * libgcc2.h (__terminate_func_ptr): Remove typedef.
5357 (__pure_virtual, __terminate, __terminate_set_func,
5358 __default_terminate, __throw_type_match, __empty,
5359 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
5360 __eh_rtime_match, __unwinding_cleanup, __rethrow,
5361 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
5362 Remove prototypes of deleted functions.
5364 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5366 * c-typeck.c (convert_arguments): -Wtraditional now activates
5367 -Wconversion warnings, except for changes in signed-ness.
5368 Detect complex<->int & int<->complex conversions as well.
5370 * invoke.texi (-Wtraditional): Document it.
5372 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5374 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
5375 * flow.c (set_block_for_new_insns): Remove needless cast and
5376 properly check for unset block number.
5378 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
5380 * function.c (purge_single_hard_subreg_set): Only check REGNO if
5381 the subreg was a hard register. Pseudos are left as subregs.
5383 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5385 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
5386 (LIB2ADD_ST): New macro, pass it to mklibgcc.
5387 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
5388 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
5389 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
5391 2001-04-09 Bo Thorsen <bo@suse.co.uk>
5393 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
5395 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5397 * output.h (set_block_num): Missed it earlier, remove deprecated
5400 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5402 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
5403 (load_killed_in_block_p): Change bb parameter from int to basic_block.
5404 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
5405 (handle_rd_kill_set): Change bb parameter from int to basic_block.
5406 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
5407 (expr_killed_p): Change bb parameter from int to basic_block, pass
5408 basic_blocks instead of ints as parameters.
5409 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
5410 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
5411 from int to basic_block, pass basic_blocks instead of ints as parms.
5412 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
5413 parameter from int to basic_block, pass basic_blocks instead of ints.
5414 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
5415 (insert_insn_end_bb): Change bb parameter from int to basic_block,
5416 pass basic_blocks instead of ints.
5417 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
5418 basic_blocks instead of ints as parameters.
5419 (pre_delete): Pass basic_blocks instead of ints as parameters.
5420 (hoist_expr_reaches_here_p): Change bb parameter from int to
5421 basic_block, pass basic_blocks instead of ints.
5422 (hoist_code): Pass basic_blocks instead of ints as parameters.
5423 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
5424 Change bb parameter from int to basic_block.
5425 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
5426 (insert_insn_start_bb): Change bb parameter from int to basic_block,
5427 pass basic_blocks instead of ints.
5428 (insert_store): Pass basic_blocks instead of ints as parameters.
5429 (replace_store_insn, delete_store): Change bb parameter from int to
5430 basic_block, pass basic_blocks instead of ints.
5431 (store_motion): Pass basic_blocks instead of ints as parameters.
5433 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5435 * basic-block.h (set_new_block_for_insns): New Prototype.
5436 (set_block_num): Delete prototype.
5437 * flow.c (set_block_num): Remove obsolete function.
5438 (set_block_for_new_insns): Set BB for single or multiple insns.
5439 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
5440 (process_insn_end_bb): Use set_block_for_new_insns or
5441 set_block_for_insn instead of set_block_num.
5442 (pre_insert_copy_insn): Use set_block_for_new_insns.
5443 (update_ld_motion_stores): Use set_block_for_new_insns.
5444 (insert_insn_start_bb): Use set_block_for_new_insns.
5445 (replace_store_insn): Use set_block_for_new_insns.
5447 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5448 Jeff Law <law@redhat.com>
5450 * alias.c (get_addr): Externalize.
5451 (canon_true_dependence): New function. Behaves like true_dependance
5452 except it already assumes a MEM has been canonicalized.
5453 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
5454 * gcse.c (struct ls_expr): Add load/store expressions structure.
5455 (modify_mem_list, canon_modify_mem_list): New variable.
5456 (gcse_main): Initialize & finalize alias analysis. Use enhanced
5457 load motion and store motion if requested.
5458 (alloc_gcse_mem): Allocate space for modify_mem_list array.
5459 (free_gcse_mem): Free the modify_mem_list array.
5460 (oprs_unchanged_p): Use load_killed_in_block_p.
5461 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
5462 (mems_conflict_for_gcse_p): New function. Don't kill loads
5463 with stores to themselves if its in the load/store expression list.
5464 (load_killed_in_block_p): New function.
5465 (canon_list_insert): New Function.
5466 (record_last_mem_set_info): Keep a list of all instructions which
5467 can modify memory for each basic block.
5468 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
5469 (oprs_not_set_p): Use load_killed_in_block_p.
5470 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
5471 (expr_killed_p): Use load_killed_in_block_p.
5472 (compute_transp): Do not pessimize memory references.
5473 (pre_edge_insert): Update stores for a load motion expression.
5474 (one_pre_gcse_pass): Check loads/stores for extra load motion.
5475 (ldst_entry): Find or create a ldst_expr structure.
5476 (free_ldst_entry): Free memory for an individual item.
5477 (free_ldst_mems): Free entire load/store expression list.
5478 (print_ldst_list): Print debug info.
5479 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
5480 (enumerate_ldsts): Assign integer values to each entry in list.
5481 (first_ls_expr): First expression in the list.
5482 (next_ls_expr): Next expression in the list.
5483 (simple_mem): Check if expression qualifies for ld/st expression list.
5484 (invalidate_any_buried_refs): Remove from expression list if its
5485 used in some other way we dont understand.
5486 (compute_ld_motion_mems): Find all potential enhanced load motion
5488 (trim_ld_motion_mems): Remove any expressions which are invalid.
5489 (update_ld_motion_stores): Copy store values to registers for loads
5490 which have been moved.
5491 (regvec, st_antloc, num_store): New global statics.
5492 (reg_set_info): Marks registers as set.
5493 (store_ops_ok): Verfies registers expressions are valid in a block.
5494 (find_moveable_store): Look for moveable stores in a pattern.
5495 (compute_store_table): Find stores in a function worth moving, maybe.
5496 (load_kills_store): Check dependance of a load and store.
5497 (find_loads): Find any loads in a pattern.
5498 (store_killed_in_insn): Check if a store is killed in an insn.
5499 (store_killed_after): Check is store killed after an insn in a block.
5500 (store_killed_before): Check is store killed before an insn in a block.
5501 (build_store_vectors): Generate the antic and avail vectors.
5502 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
5503 (insert_store): Add a store to an edge.
5504 (replace_store_insn): Replace a store with a SET insn.
5505 (delete_store): Delete a store insn.
5506 (free_store_memory): Free memory.
5507 (store_motion): Perform store motion.
5508 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
5509 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
5510 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
5511 (f_options): Add gcse-lm and gcse-sm.
5513 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
5515 * i386.c (expand_fp_movcc): Fix condition reversal code.
5517 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
5518 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
5519 (CLASS_MAX_NREGS): Use it.
5521 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
5522 handle properly complex values.
5523 (CLASS_MAX_NREGS): Likewise; update comment.
5525 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5527 * ia64.c (ia64_flag_schedule_insns2): New variable.
5528 (ia64_override_options): Initialize it. Clear
5529 flag_schedule_insns_after_reload.
5530 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
5532 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5534 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
5535 Do not require source to match destination anymore;
5536 Add abort to the nontrivial cases that should be handled by split.
5537 (fix_trunc?fdi): Add SSE case for x86_64.
5538 (floatdi?f): Likewise.
5539 (floatdi?f_sse): New.
5540 (fix_trunc?fdi_sse): New.
5542 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
5544 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
5545 (DEBUG_ARANGES_END_LABEL): Ditto.
5546 (dwarfout_init): Generate length and version fields at the start
5547 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
5548 after the length field.
5549 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
5550 the .debug_aranges info.
5552 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5554 * i386.c (call, call_value): Make sure that resulting call_insn
5555 does have proper second operand.
5557 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
5559 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
5560 function. Remove include of sys/cygwin.h.
5562 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
5564 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
5565 (CPP_SPEC): Always search */include/w32api for header files.
5566 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
5567 (LINK_SPEC): Add "cyg" to the library search prefixes.
5569 2001-04-08 Philip Blundell <philb@gnu.org>
5571 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
5573 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
5575 * cpperror.c (print_location): Don't special case <stdin>.
5576 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
5577 WARNING, but we don't check if we're in system headers.
5578 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
5579 * cpplib.c (do_warning): Warn in system headers.
5581 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
5583 * mbchar.c: Include config.h first.
5585 2001-04-07 Zack Weinberg <zackw@stanford.edu>
5587 * config.gcc: Set default for xmake_file at top, not bottom.
5588 Change places that set xmake_file to "none" to set to the
5589 empty string instead, or remove them entirely if there is no
5590 default xmake_file for this cpu_type. Remove references to
5593 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
5594 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
5595 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
5596 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
5597 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
5598 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
5599 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
5600 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
5601 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
5602 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
5605 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
5606 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
5607 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
5608 config/mips/x-sysv, config/rs6000/x-aix31:
5609 Just set CLIB to -lld or -lmld, as appropriate.
5611 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
5612 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
5613 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
5614 config/mips/x-iris, config/pa/x-pa:
5615 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
5616 OTHER_FIXINCLUDES_DIRS.
5618 * config/i386/x-djgpp: Don't set LN or LN_S.
5619 * config/m88k/x-dolph: Don't define __m88k__.
5620 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
5621 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
5622 * config/i860/fx2800.h: No need to #undef SVR4.
5624 38 x-host fragments remain, 2 x-cpu.
5626 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5628 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
5630 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5632 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
5634 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5636 * configure.in: Add check for lstat.
5637 * configure, config.in: Regenerate.
5638 * cppinit.c (append_include_chain): Make empty path ".".
5639 * cpplib.c (do_line): Don't simplify #line paths.
5640 * cppfiles.c (remove_component_p): New function.
5641 (find_or_create_entry): Acknowledge stat () errors during
5642 path simplification.
5643 (handle_missing_header): Don't simplify paths.
5644 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
5645 the empty path untouched. Don't leave a trailing '/'.
5647 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
5649 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5650 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5652 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5654 * cppfiles.c (open_file): Fail directories silently, but
5655 with an errno of NOENT set.
5656 (read_include_file): Move the common exit code to the sole
5657 caller. Return an int indicating success or failure. Let
5658 open_file handle directories.
5659 (stack_include_file): If read_include_file fails,
5660 push a "null" buffer.
5662 2001-04-05 DJ Delorie <dj@redhat.com>
5664 * function.h (virtuals_instantiated): Declare.
5665 * function.c: (virtuals_instantiated): Make global.
5666 * calls.c (emit_library_call_value_1): Use
5667 virtual_outgoing_args_rtx only if it hasn't been instantiated.
5668 Otherwise, use the stack pointer directly.
5670 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5672 * i386.c (x86_initialize_trampoline): New global function.
5673 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
5674 (INITIALIZE_TRAMPOLINE): Move offline.
5675 * i386-protos.h (x86_initialize_trampoline): Declare.
5677 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5679 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
5680 (lea_0): Rename to lea_1.
5681 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
5682 (lea_general_?): Allow SImodes on TARGET_64BIT
5683 (lea_general_?_zext): New patterns.
5684 (call_1, call_1_rex64): Fix.
5686 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5688 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
5690 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5692 * i386.c (function_arg): Return constm1_rtx for last argument.
5693 (ix86_expand_prologue): Update gen_call calls.
5694 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
5695 * i386.md (call_pop): Likewise.
5696 (call): Second operand is VOIDmode.
5697 (call_0): Likewise; Support 64bits.
5698 (call_exp): New expander.
5699 (call_1): Get to the sync.
5700 (call_1_exp): New pattern.
5701 (call_value): Support 64bit.
5702 (call_value_exp): New pattern.
5703 (untyped_call): Update gen_call call.
5704 (call_value_pop): Disable for 64bit.
5705 (call_value_0_rex64): New pattern.
5706 (call_value_1_rex64): Likewise.
5708 2001-04-05 Bo Thorsen <bo@suse.de>
5710 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
5712 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
5714 * i386.md (*andsi_1+3): If used after reload, make sure the operand
5715 satisfies ANY_QI_REG_P.
5717 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5719 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
5722 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
5725 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5727 * config.gcc: Remove default for xm_file. Clean up local
5728 machine type handling. Remove settings of xm_file to
5729 something that doesn't exist. In the big switch, set xm_file,
5730 don't append to it (the value before the big switch is always
5731 null). Don't force build_xm_file or host_xm_file to have a value.
5732 * configure.in: Remove default for xm_file. Do not special
5733 case $cpu/xm-$cpu.h not existing.
5734 * configure: Regenerate.
5736 2001-04-04 Diego Novillo <dnovillo@redhat.com>
5738 * simplify-rtx.c (simplify_binary_operation): Check for overflow
5739 when folding integer division and modulo operations.
5741 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
5743 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
5744 instead of DWARF2_ADDR_SIZE for EH addresses.
5745 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
5748 2001-04-04 Richard Henderson <rth@redhat.com>
5750 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
5751 * config/ia64/t-glibc (LIB2ADDEH): Disable.
5752 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
5754 2001-04-04 Richard Henderson <rth@redhat.com>
5756 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
5757 * configure: Rebuilt.
5759 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5761 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
5762 push insns to delete to it instead of deleting them.
5763 (delete_null_pointer_checks): Delete insns from delete_list after
5764 all delete_null_pointer_checks_1 passes are done.
5766 2001-04-04 Richard Henderson <rth@redhat.com>
5768 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
5769 * configure: Rebuilt.
5771 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5773 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
5774 * config/romp/xm-romp.h: Delete.
5776 2001-04-04 Bernd Schmidt <bernds@redhat.com>
5778 * sched-deps.c (sched_analyze_insn): Partially revert March 27
5781 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5783 * emit-rtl.c (mark_label_nuses) Increment the label uses for
5784 all labels present in rtx.
5785 (try_split) Call new function for all split insns.
5787 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5789 * recog.c (validate_replace_rtx_1): Instead of aborting just make
5790 sure the change won't be validated.
5792 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
5794 * rtl.h (set_noop_p): Declare.
5795 * flow.c (set_noop_p): Move from here ...
5796 * rtlanal.c (set_noop_p): ... to here and enhance.
5797 * cse.c (delete_trivially_dead_insns): Use it.
5798 * gcse.c (hash_scan_set): Likewise.
5799 * jump.c (delete_noop_moves): Likewise.
5800 * recog.c (split_all_insns): Likewise.
5802 2001-04-04 Alan Modra <alan@linuxcare.com.au>
5804 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
5805 stack pointer via a LO_SUM. Ditto for setting a temp register
5806 used to save to the stack. Set cfa_temp when setting fp, and
5807 allow matches to cfa_temp in addition to cfa_store when saving
5808 regs. Handle POST_INC and LO_SUM register stores. Document the
5809 changes and errors in rule 12 doco.
5811 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
5812 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
5813 (load_reg): Move closer to epilogue code.
5814 (DO_FRAME_NOTES): Define to control the following..
5815 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
5816 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
5818 (hppa_expand_epilogue): Likewise.
5820 2001-04-03 Richard Henderson <rth@redhat.com>
5822 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
5823 * configure: Rebuild.
5825 2001-04-03 Richard Henderson <rth@redhat.com>
5827 * rtl.h (LCT_THROW): New.
5828 * calls.c (emit_library_call_value_1): Handle it.
5829 * except.c (connect_post_landing_pads): Use it.
5831 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5833 * gansidecl.h: Delete file.
5834 * configure.in: Change all refs to gansidecl.h to use
5835 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
5837 * configure: Regenerate.
5839 * Makefile.in (intl.o): Don't depend on gansidecl.h.
5840 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
5841 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
5842 Don't include gansidecl.h.
5843 * intl.c, main.c, version.c, fixinc/fixlib.h,
5844 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
5847 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5849 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
5852 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5854 * config/i386/xm-beos.h, config/i386/xm-isc.h,
5855 config/i386/xm-next.h, config/i386/xm-sco.h,
5856 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
5857 config/m88k/xm-m88k.h: Delete.
5859 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
5860 * config/romp/xm-romp.h: Don't define bcopy.
5861 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
5862 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
5864 * config.gcc: Remove references to deleted files.
5866 14 xm-host.h remain, 1 xm-cpu.h.
5868 2001-04-03 Jakub Jelinek <jakub@redhat.com>
5869 David S. Miller <davem@pierdol.cobaltmicro.com>
5870 Andrew MacLeod <amacleod@redhat.com>
5872 Use byte offsets in SUBREGs instead of words.
5874 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
5875 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
5876 to pass new argument.
5877 (add_stored_regs): Use subreg_regno_offset function.
5878 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
5880 (precompute_arguments): Use gen_lowpart_SUBREG.
5881 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
5882 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
5883 (simplify_set): Rework to use SUBREG_BYTE.
5884 (expand_field_assignment): Use SUBREG_BYTE.
5885 (make_extraction): Use SUBREG_BYTE.
5886 (if_then_else_cond): Use SUBREG_BYTE.
5887 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
5888 (gen_lowpart_for_combine): Compute full byte offset.
5889 * cse.c (mention_regs): Use SUBREG_BYTE.
5890 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
5891 (canon_hash): Use SUBREG_BYTE.
5892 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
5893 (gen_lowpart_if_possible): Formatting.
5894 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
5896 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5897 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5898 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5899 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5900 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5901 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5902 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
5903 certain invariants about SUBREGs the compiler creates.
5904 (gen_lowpart_SUBREG): New function.
5905 (subreg_hard_regno): New function to get the final register number.
5906 (gen_lowpart_common): Use SUBREG_BYTE.
5907 (gen_imagpart): Spacing nits.
5908 (subreg_realpart_p): Use SUBREG_BYTE.
5909 (gen_highpart): Use SUBREG_BYTE.
5910 (subreg_lowpart_p): Always compute endian corrected goal offset,
5911 even at the byte level, then compare against that.
5912 (constant_subword): New function, pulled out all constant cases
5913 from operand_subword and changed second argument name to offset.
5914 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
5915 and call constant_subword to do the work. Return const0_rtx if
5916 looking for a word outside of OP.
5917 (operand_subword_force): Change second arg name to offset.
5918 * expmed.c (store_bit_field): Use SUBREG_BYTE.
5919 (store_split_bit_field): Use SUBREG_BYTE.
5920 (extract_bit_field): Use SUBREG_BYTE.
5921 (extract_split_bit_field): Use SUBREG_BYTE.
5922 (expand_shift): Use SUBREG_BYTE.
5923 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
5924 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
5925 * flow.c (set_noop_p): Use SUBREG_BYTE.
5926 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
5927 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
5928 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
5930 (optimize_bit_field): Use SUBREG_BYTE.
5931 (purge_addressof_1): Use SUBREG_BYTE.
5932 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
5933 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
5934 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
5935 * gengenrtl.c (special_rtx): Add SUBREG.
5936 * global.c (mark_reg_store): Use SUBREG_BYTE.
5937 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
5938 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
5939 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
5940 final byte offset is congruent to subreg's mode size.
5941 (subst_constants): Use SUBREG_BYTE.
5942 (mark_stores): Use subreg_regno_offset function.
5943 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
5944 function and SUBREG_BYTE.
5945 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
5946 (reg_is_born): Use subreg_hard_regno.
5947 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
5948 endian correction code. Don't combine subregs unless resulting
5949 offset aligns with type. Fix subreg constant extraction for DImode.
5950 Simplify SUBREG of VOIDmode CONST_DOUBLE.
5951 (general_operand): Remove dead mode_altering_drug code.
5952 (indirect_operand): Use SUBREG_BYTE.
5953 (constrain_operands): Use subreg_regno_offset function.
5954 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
5955 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
5956 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
5957 * regs.h (REG_SIZE): Allow target to override.
5958 (REGMODE_NATURAL_SIZE): New macro which target can override.
5959 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
5960 on the entire subreg rtx.
5961 (push_reload): Use SUBREG_BYTE in comments and code.
5962 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
5963 for hard registers inside subregs.
5964 (operands_match_p): Use subreg_regno_offset.
5965 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
5966 containing hard regs.
5967 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
5968 corrections when fixing up MEM subregs.
5969 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
5970 subreg_regno_offset where appropriate.
5971 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
5972 byte endian corrections when fixing up MEM subregs.
5973 (subst_reloads): When combining two subregs, make sure final
5974 offset is congruent to subreg's mode size.
5975 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
5976 (refers_to_regno_for_reload_p): Use subreg_regno.
5977 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
5978 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
5979 correction code for memory subreg fixups.
5980 (forget_old_reload_1): Use subreg_regno_offset.
5981 (choose_reload_regs): Use subreg_regno.
5982 (emit_input_reload_insns): Use SUBREG_BYTE.
5983 (reload_combine_note_store): Use subreg_regno_offset.
5984 (move2add_note_store): Use subreg_regno_offset.
5985 * resource.c (update_live_status, mark_referenced_resources): Use
5986 subreg_regno function.
5987 (mark_set_resources): Use subreg_regno function.
5988 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
5989 (subreg_regno_offset, subreg_regno): Define prototypes.
5990 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
5991 (gen_lowpart_SUBREG): Add prototype.
5992 * rtl.texi (subreg): Update to reflect new byte offset representation.
5993 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
5994 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
5995 (reg_overlap_mentioned_p): Use subreg_regno.
5996 (replace_regs); Make sure final offset of combined subreg is
5997 congruent to size of subreg's mode.
5998 (subreg_regno_offset): New function.
5999 (subreg_regno): New function.
6000 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
6001 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
6002 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
6003 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
6004 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
6005 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
6006 (a29k_get_reloaded_address): Use SUBREG_BYTE.
6007 (print_operand): Use SUBREG_BYTE.
6008 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
6009 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
6010 (arm_reload_out_hi): Use SUBREG_BYTE.
6011 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
6012 instead of SUBREG_WORD.
6013 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
6014 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
6015 SUBREG creation to use byte offset.
6016 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
6017 inverted load insns): Fix explicit rtl subregs to use byte
6019 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
6020 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
6021 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
6022 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
6023 to use byte offsets.
6024 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
6025 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
6026 offsets, also make sure it is congruent to SUBREG's mode size.
6027 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
6028 unnamed ldob insn): Generate SUBREGs with byte offset.
6029 (zero_extendqihi2): SUBREG's are byte offsets.
6030 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
6031 (m68hc11_gen_highpart): Use SUBREG_BYTE.
6032 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
6033 zero-extendqisi2): Generate SUBREGs with byte offset.
6034 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
6035 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
6036 subregs in rtl to use byte offsets.
6037 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
6038 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
6039 (mips_move_2words): Use subreg_regno_offset.
6040 (mips_secondary_reload_class): Use subreg_regno_offset.
6041 * config/mips/mips.md (DImode plus, minus, move, and logical op
6042 splits): Fixup explicit subregs in rtl to use byte offsets.
6043 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
6044 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
6045 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
6046 rtl to use byte offsets.
6047 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
6048 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
6049 subregs to use byte offsets.
6050 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
6051 Fixup explicit subregs in rtl to use byte offsets.
6052 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
6053 and remove byte endian correction code.
6054 * config/sh/sh.c (output_movedouble): Use subreg_regno.
6055 (gen_ashift_hi): Use SUBREG_BYTE.
6056 (regs_used): Use subreg_regno_offset.
6057 (machine_dependent_reorg): Use subreg_regno_offset.
6058 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
6059 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
6060 (movdf_i4): Subregs are byte offsets now.
6061 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
6062 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
6063 (REGMODE_NATURAL_SIZE): Override.
6064 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
6065 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
6067 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
6068 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
6069 extendqidi2): Generate SUBREGs with byte offsets, also make sure
6070 it is congruent to SUBREG's mode size.
6071 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
6073 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
6074 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
6075 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
6076 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
6077 * config/v850/v850.c (print_operand, output_move_double): Use
6078 subreg_regno function.
6080 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6082 * configure.in (target_subdir): Use target_alias, not target.
6083 * configure: Rebuilt.
6085 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
6087 * config/sh/crti.asm: Fix typos in comments.
6089 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6091 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
6092 TARGET_FAST_INDIRECT_CALLS.
6093 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
6095 (return_addr_rtx): Short circuit export stub matching when
6096 TARGET_NO_SPACE_REGS.
6097 (output_millicode_call): For out of range calls, make -fPIC
6098 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
6099 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
6100 * pa.md: Modify length attr calculation of all millicode insns to
6103 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
6105 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
6106 Require at least 2.11 in the version test. Specifically check
6107 for and reject GAS version 2.10.90.
6108 * configure: regenerate.
6110 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6112 * pa.c (override_options): Remove PIC profiling warning.
6113 (hp_profile_labelno): Delete.
6114 (hp_profile_label_rtx): Delete.
6115 (hp_profile_label_name): Delete.
6116 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
6117 (output_function_prologue): Remove profiling code and all tests on
6118 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
6119 merge_sp_adjust_with_store can work for PIC and profiling.
6120 (hppa_expand_epilogue): Remove profile_flag test.
6121 (hppa_can_use_return_insn_p): Likewise.
6122 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
6123 cater for PROFILE_HOOK.
6124 (hppa_profile_hook): New function.
6125 * pa.h (FUNCTION_PROFILER): Now does nothing.
6126 (PROFILE_HOOK): Define.
6127 (hppa_profile_hook): Declare.
6128 (PROFILE_BEFORE_PROLOGUE): Delete.
6129 (ASM_OUTPUT_REG_PUSH): Delete.
6130 (ASM_OUTPUT_REG_POP): Delete.
6131 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
6132 r24. Accept function name operand, and use this and a locally
6133 generated label to calculate pc-rel offset to func start.
6135 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6137 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
6138 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
6141 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6143 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
6144 LO_SUM cases to where they belong.
6146 2001-04-02 Richard Henderson <rth@redhat.com>
6148 * except.h (lang_eh_type_covers): Mark extern.
6149 (lang_eh_runtime_type): Likewise.
6151 2001-04-02 Zack Weinberg <zackw@stanford.edu>
6153 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
6154 gengenrtl.c: Wrap generated header in multiple-include guard.
6155 Improve error checking.
6157 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6159 * configure.in: Don't check for putenv.
6160 * configure: Regenerate.
6161 * gcc.c (putenv): Don't define.
6162 * vax/xm-vms.h: Handle putenv.
6164 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6166 * ifcvt.c (noce_emit_move_insn): New.
6167 (noce_try_store_flag, noce_try_store_flag_constants,
6168 noce_try_store_flag_inc, noce_try_store_flag_mask,
6169 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
6170 noce_try_abs): Use it.
6171 (noce_process_if_block): Likewise.
6172 For STRICT_LOW_PART, take mode from its SUBREG.
6174 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6176 * fold-const.c (fold): Before optimizing unsigned comparison with
6177 0x7fffffffU, make sure arg0 is integral type.
6179 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
6181 * c-tree.texi: Document representation of wide strings.
6183 2001-04-01 Richard Henderson <rth@redhat.com>
6185 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
6187 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
6189 * i386.md: remove obsoleted comments.
6190 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
6191 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
6192 fix output template.
6194 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
6196 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
6198 2001-03-30 Bernd Schmidt <bernds@redhat.com>
6200 * loop.c (load_mems): When generating a load from a pseudo, update
6203 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6205 * i386.c (ix86_split_long_move): Use change address to compensate
6206 stack pointer change in push instruction.
6208 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6210 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
6211 instead of rtx_equal_p; fix the output template.
6213 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
6215 * i386.c (ix86_expand_setcc): Support 64bit.
6216 (ix86_expand_int_movcc): Likewise.
6217 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
6220 * i386.md (allocate_stack_worker): Turn to expander.
6221 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
6223 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
6225 2001-03-29 Richard Henderson <rth@redhat.com>
6227 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
6229 2001-03-28 Matthew Hiller <hiller@redhat.com>
6231 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
6234 * MAINTAINERS: Added self.
6236 2001-03-28 Richard Henderson <rth@redhat.com>
6238 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
6239 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
6241 2001-03-28 Jim Wilson <wilson@redhat.com>
6243 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
6246 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6248 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
6250 * tradcif.y (yyerror): Likewise. Add format specifier in call to
6253 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
6255 2001-03-28 DJ Delorie <dj@redhat.com>
6257 * Makefile.in (stage1_build): Revert CFLAGS patch.
6259 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
6261 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
6262 when multiplier or multiplicand is zero.
6264 2001-03-28 Bernd Schmidt <bernds@redhat.com>
6266 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
6268 * config/ia64/ia64.c (update_set_flags): New function, broken out of
6270 (set_src_needs_barrier): Likewise.
6271 (rtx_needs_barrier): For SET case, use these two functions. Rework
6272 PARALLEL case to handle all inputs before all outputs.
6273 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
6274 saw a label and no stop bit since then.
6275 (maybe_rotate, process_epilogue): Add prototypes.
6277 2001-03-28 Richard Henderson <rth@redhat.com>
6279 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
6280 not TARGET_TOC for special toc restore handling.
6281 * config/rs6000/rs6000.md (eh_return): Likewise.
6283 2001-03-28 Richard Henderson <rth@redhat.com>
6285 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
6286 current_function_calls_eh_return.
6287 (output_function_epilogue): Handle eh_return.
6288 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
6289 (EH_RETURN_DATA_REGNO): New.
6290 (EH_RETURN_STACKADJ_RTX): New.
6291 (EH_RETURN_HANDLER_RTX): New.
6292 * config/sparc/sparc.md (call/short branch peepholes): Check
6293 can_throw_internal instead of in_same_eh_region.
6295 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
6296 for eh_return data registers.
6297 (rs6000_emit_prologue): Save eh_return data registers.
6298 (rs6000_emit_epilogue): Force inline restores if eh_return.
6299 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
6300 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
6301 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
6302 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
6303 the target uses one.
6304 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
6305 (return_eh_si, return_eh_di): Remove.
6306 (eh_return): New, from corpse of eh_epilogue.
6307 (eh_set_lr_si, eh_set_lr_di): New.
6309 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
6310 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
6311 True for pic register if current_function_calls_eh_return.
6312 (ix86_expand_epilogue): Change "emit_return" argument into "style".
6313 Handle eh_return requirements.
6314 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
6315 (EH_RETURN_STACKADJ_RTX): New.
6316 * config/i386/i386.md (exception_receiver): Remove.
6317 (eh_return, eh_return_1): New.
6318 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6320 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
6321 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
6322 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
6323 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
6324 (EH_RETURN_DATA_REGNO): New.
6325 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
6326 * config/alpha/alpha.md (eh_epilogue): Remove.
6327 (exception_receiver): Use $26 for ldgp input.
6328 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6330 2001-03-28 Richard Henderson <rth@redhat.com>
6332 * except.c: Rewrite entirely for IA-64 ABI exception handling.
6333 * except.h: Likewise.
6335 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
6336 (LIB2ADDEHDEP): New.
6337 (LIB2FUNCS_EH): Remove.
6338 (LIB2ADD): Remove LIB2ADDEH.
6339 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
6340 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
6341 (crt{begin,end}[S].o): Likewise.
6342 (except.o): Update includes.
6343 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
6344 (libgcc2_c_dep): Use LIB2ADDEHDEP.
6346 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
6347 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
6348 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
6349 * builtins.c (expand_builtin): Implement it.
6350 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
6351 * c-common.c (c_common_nodes_and_builtins): Declare it.
6352 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
6353 * calls.c (libfunc_nothrow): Remove.
6354 (emit_library_call_value_1): Don't call it.
6355 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
6356 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
6357 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
6358 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
6359 (current_funcdef_number): Globalize.
6360 (output_call_frame_info): Emit frame data if an lsda is needed.
6361 Generate augmentation for personality routine. Don't play with
6363 (dwarf2out_begin_prologue): Record funcdef_number.
6364 * dwarf2out.h (current_funcdef_number): Declare.
6365 * expr.c (expand_expr): Update for except.h name changes.
6366 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
6367 * expr.h (LTI_throw, LTI_rethrow): Remove.
6368 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
6369 (LTI_eh_rtime_match): Remove.
6370 (LTI_unwind_resume, LTI_eh_personality): Add.
6371 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
6372 * final.c (final): Don't call check_exception_handler_labels,
6373 init_insn_eh_region, or free_insn_eh_region.
6374 (final_scan_insn): Always emit debug labels for
6375 NOTE_INSN_EH_REGION notes.
6376 * flags.h (flag_new_exceptions): Remove.
6377 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
6378 (record_active_eh_regions): Remove.
6379 (count_basic_blocks): Check all instructions for REG_EH_REGION.
6380 Use can_throw_internal.
6381 (find_basic_blocks_1): Likewise.
6382 (move_stray_eh_region_notes): Remove.
6383 (find_label_refs): No eh_return_stub_label.
6384 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
6385 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
6387 (delete_unreachable_blocks): Don't track deleted handlers.
6388 (flow_delete_block): Use maybe_remove_eh_handler.
6389 (delete_eh_regions): Remove.
6390 (merge_blocks): Don't check for eh region match.
6391 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
6392 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
6393 (init_propagate_block_info): Disable dead frame store optimization
6394 when current_function_calls_eh_return.
6395 (dump_bb): Don't print eh_beg, eh_end.
6396 * function.c (fixup_var_refs): No catch_clauses.
6397 (expand_function_end): Likewise. Call expand_eh_return before
6398 the return register use. Call sjlj_emit_function_exit_after.
6399 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
6400 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
6401 * ifcvt.c (dead_or_predicable): Remove eh region check.
6402 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
6403 Don't check for EH vs parameters.
6404 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
6405 (expand_inline_function): Call duplicate_eh_regions.
6406 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
6407 (copy_insn_notes): Remap REG_EH_REGION notes.
6408 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
6409 * integrate.h (struct inline_remap): Add local_return_label.
6410 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
6411 check_exception_handler_labels, nor exception_optimize.
6412 (find_cross_jump): No EH region check.
6413 * optabs.c (init_optabs): Update for changed eh libfuncs.
6414 * rtl.def (RESX): New.
6415 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
6416 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
6417 checks. Update for except.h name changes.
6418 (expand_cleanups): Likewise.
6419 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
6420 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
6421 (compile_file): Call init_eh before init_optabs. Don't
6422 output_exception_table here.
6423 (rest_of_compilation): Call convert_from_eh_region_ranges,
6424 convert_to_eh_region_ranges, output_function_exception_table.
6425 Don't emit_eh_context.
6426 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
6427 (EXC_PTR_EXPR): New.
6429 * md.texi (eh_epilogue): Remove.
6430 (eh_return): Document.
6431 * tm.texi (EH_RETURN_DATA_REGNO): Document.
6432 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
6434 * eh-common.h: Remove file.
6435 * frame-dwarf2.c, frame.c, frame.h: Remove files.
6436 * libgcc2.c (L_eh): Remove.
6438 * unwind-dw2-fde.c: New file, largely copied from frame.c.
6439 * unwind-dw2-fde.h: New file.
6440 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
6441 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
6442 * libgcc-std.ver: Update for eh symbols.
6444 2001-03-27 Richard Henderson <rth@redhat.com>
6446 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
6447 reduce false positives.
6448 (regmove_optimize): Disable if flag_non_call_exceptions.
6450 * stmt.c (expand_return): Remove always true predicate.
6451 (expand_decl_cleanup_no_eh): Remove dead code.
6453 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
6454 barrier code. Add a scheduling barrier if a non-call insn
6455 can throw internally.
6457 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
6458 Auto-inc addresses trap only if their base register does.
6460 * except.c (can_throw_internal): Rename from can_throw.
6461 * except.h, resource.c: Update references.
6463 * integrate.c (copy_insn_list): Use returnjump_p.
6464 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
6466 * function.h (struct function): Move all boolean valued fields
6467 to single bit fields at the end of the struct.
6469 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
6471 Rename asynchronous_exceptions to flag_non_call_exceptions.
6473 * gthr-single.h (UNUSED): New. Distinguish between how C
6474 and C++ mark unused function arguments. Use throughout.
6476 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
6477 value to target configuration header.
6478 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
6479 * config.in, configure: Rebuild.
6480 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
6481 configuration and target defines.
6482 (exceptions_via_longjmp): Remove.
6483 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
6484 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
6486 * except.h (flag_non_call_exceptions): Move ...
6487 * flags.h: ... here.
6489 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
6490 exceptions, put the note on the trapping instruction.
6492 * flags.h (flag_new_exceptions): Remove.
6493 * toplev.c: Don't set it.
6494 * final.c: Don't check it.
6495 * except.c: Provide stub definition.
6497 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
6498 (calculate_global_regs_live): Kill call-clobbered registers
6499 across exception edges.
6500 * reg-stack.c (convert_regs_1): Kill the entire target stack
6501 across non-call exception edges.
6503 * flow.c (cleanup_cfg): Take no argument.
6504 * output.h, sibcall.c, toplev.c: Update all calls.
6506 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6508 * configure.in: Don't check for bcopy.
6509 * configure, config.in: Regenerate.
6511 * system.h: Don't define or prototype bcopy, instead poison it.
6513 2001-03-27 Richard Henderson <rth@redhat.com>
6515 * function.c (expand_function_start): Set DECL_REGISTER on
6516 a pseudo used for DECL_RESULT.
6518 * rtl.h (LCT_NORETURN): New.
6519 * calls.c (emit_library_call_value_1): Handle it.
6521 2001-03-27 Stan Shebs <shebs@apple.com>
6523 * objc/objc-act.c (objc_init): Use dump_base_name.
6524 (gen_declaration): Clear the buffer arg.
6525 (gen_declaration_1): New function, body of gen_declaration.
6526 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
6527 (gen_method_decl): Ditto, plus always clear buffer arg.
6528 (error_with_ivar): Simplify.
6529 (warn_with_method): Ditto.
6530 (build_message_expr): Don't clear buffers.
6531 (dump_interface): Ditto.
6532 (objc_debug): Ditto.
6533 (build_keyword_selector): Clear the buffer by only zeroing
6535 (objc_implementation_context): Declare.
6536 (start_class): Warn about missing @end.
6537 (finish_objc): Ditto.
6539 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6541 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
6543 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6545 * Makefile.in (SYSTEM_H): Define.
6546 Depend on $(SYSTEM_H), not system.h.
6548 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
6550 2001-03-27 Jim Wilson <wilson@redhat.com>
6552 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
6554 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
6555 (process_epilogue): New static function.
6556 (process_set): Call process_epilogue instead of emitting .restore
6558 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
6560 * flow.c (struct reg_cond_life_info): New fields orig_condition
6562 (init_propagate_block_info): Set new fields.
6563 (mark_regno_cond_dead): Set and use new fields.
6564 (flush_reg_cond_reg_1): Likewise.
6565 (and_reg_cond, case AND): Check for redundant AND conditions.
6566 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
6569 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6571 * cppmacro.c (stringify_arg): Null terminate strings.
6573 2001-03-27 Zack Weinberg <zackw@stanford.edu>
6575 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
6576 inclusion style. xm-m68hc11.h no longer exists.
6577 * config/m68hc11/xm-m68hc11.h: Delete file.
6578 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
6580 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
6581 Don't define GCC_VERSION, N_, or PARAMS; don't include
6582 gansidecl.h or stdio.h. Define inhibit_libc here.
6583 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6584 Delete code conditioned on #if GCC_VERSION == 2095.
6586 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
6587 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6588 Delete code conditioned on #if GCC_VERSION == 2095.
6590 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6592 * system.h: Include symcat.h.
6593 (STRINGIFY): Don't define.
6595 * configure.in: Adjust comment.
6597 * builtins.c: Use STRINGX, not STRINGIFY.
6598 * gencheck.c: Likewise.
6599 * gengenrtl.c: Likewise.
6600 * protoize.c: Likewise.
6602 * cpplex.c: Don't include symcat.h.
6603 * cpplib.c: Likewise.
6605 * gansidecl.h (HAVE_STRINGIZE): Don't define.
6607 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6609 * c-typeck.c (digest_init): Fold init expression.
6611 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6613 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
6615 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6617 * except.c (eh_regs): Save results of build_pointer_type to a temp
6618 as FUNCTION_VALUE macro may evaluate its args multiple times.
6620 2001-03-26 Mark Mitchell <mark@codesourcery.com>
6622 * c-common.h (DECL_NUM_STMTS): New macro.
6623 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
6625 (pushdecl): Likewise.
6626 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
6627 * integrate.c (expand_inline_function): Don't check
6629 * print-tree.c (print_node): Don't print it.
6630 * toplev.c (rest_of_compilation): Don't try to inline when
6631 flag_no_inline is on.
6632 * tree.h (DECL_FRAME_SIZE): Remove.
6633 (tree_decl): Adjust accordingly.
6635 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6637 * combine.c (try_combine): Use memcpy, not bcopy.
6639 * genattrtab.c (expand_units): Likewise.
6641 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6643 * i386.md (push mem DI peep2): New.
6644 (mov 0, mov -1 peep2): Handle 64bit.
6645 (lea to arithmetics peep2): Handle 64bit leas.
6646 (rsp arithmetics to push/pop peep2s): New.
6648 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
6650 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
6652 * i386.c (struct machine_function): Add save_varrargs_registers.
6653 (ix86_save_varrargs_registers): New macro.
6654 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
6655 (ix86_expand_prologue): Likewise.
6656 (ix86_emit_epilogue_esp_adjustement): Likewise.
6657 (ix86_expand_epilogue): Likewise.
6658 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
6659 (pro_epilogue_adjust_stack_1): New insn.
6660 (pro_epilogue_adjust_stack_rex64): Likewise.
6661 * i386.h (MASK_NO_RED_ZONE): New constant.
6662 (TARGET_RED_ZONE): New macro.
6663 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
6664 (RED_ZONE_SIZE): New constant.
6665 (RED_ZONE_RESERVE): New constant.
6667 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6669 * toplev.c (set_float_handler): Use memcpy, not bcopy.
6671 2001-03-25 Kazu Hirata <kazu@hxi.com>
6673 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
6676 (umodhi3): Likewise.
6679 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6681 * mkconfig.sh (DEFINES): Handle entries with '='.
6683 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
6684 Set xm_defines to MACRO=value instead.
6686 * i370/xm-mvs.h: Delete.
6688 * ns32k/xm-pc532-min.h: Likewise.
6690 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
6692 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
6694 use ix86_expand_binary_operator
6695 (?sh??i_?): Disable for 64bit.
6696 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
6697 * i386.c (shiftdi_operand): New predicate.
6699 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
6700 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
6701 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
6702 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
6703 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
6704 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
6705 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
6706 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
6707 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
6708 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
6709 (rotldi3, rotrdi3): New expanders.
6711 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6713 * i386.md (movstrsi): Move offline.
6715 (strmovdi_rex64): New.
6716 (strmov?i): Accept 64bit.
6717 (strmov?i_rex64): New.
6718 (strmov?i_rex_1): New.
6719 (strmov?i_1): Disable for 64bit.
6720 (rep_mov?i_rex64): New.
6721 (rep_mov?i): Disable for 64bit.
6722 (clrstrsi): Move offline.
6723 (strset?i_rex64): New.
6724 (strset?i: Accept 64bit.
6725 (rep_stos?i): Disable for 64bit.
6726 (rep_stos?i_rex64): New.
6727 (strset?i_rex_1): New.
6728 (strset?i_1): Disable for 64bit.
6729 (cmpstrsi): Accept 64bit.
6730 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
6731 (cmpstrqi_nz_rex_1): New.
6732 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
6733 (strlensi): Move offline.
6735 (strlenqi_1): Disable for 64bit; fix constraints.
6736 (strlenqi_rex_1): New.
6737 * i386.c (ix86_adjust_counter): New static function.
6738 (ix86_zero_extend_to_Pmode): Likewise.
6739 (ix86_expand_aligntest): Likweise.
6740 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
6741 (ix86_expand_movstr): New global function.
6742 (ix86_expand_clrstr): New global function.
6743 (ix86_expand_strlen): New global function.
6744 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
6745 ix86_expand_strlen): Declare.
6746 (ix86_expand_strlensi_unroll_1): Delete.
6748 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
6750 * i386.md (cmpdi): Fix operand predicates.
6751 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
6752 cmpdi_1_insn_rex64): New patterns.
6753 (adddi3): Turn to expander.
6754 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
6755 (addsi3_carry_zext): New pattern.
6756 (adddi_?_rex64): New patterns and splitters.
6757 (addsi_?_zext): New patterns.
6758 (subsi3_carry_zext): New pattern.
6759 (subdi_?_rex64): New patterns and splitters.
6760 (iorsi_?_zext): New patterns.
6761 (iordi_?_rex64): New patterns and splitters.
6762 (iorsi_?_zext): New patterns.
6763 (iorsi_?_zext_imm): New patterns.
6764 (xorsi_?_zext): New patterns.
6765 (xordi_?_rex64): New patterns and splitters.
6766 (xorsi_?_zext): New patterns.
6767 (negdi*): New patterns.
6768 (one_cmpldi*): Likewise.
6769 (one_cmplsi*_zext, negsi*_zext): Likewise.
6770 (testqi_ext_3_rex64): New pattern.
6772 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
6774 * i386-protos.h (ix86_split_long_move): Return void.
6775 * i386.c (ix86_split_to_parts): Handle 64bit target.
6776 (ix86_split_long_move): Likewise.
6777 * i386.md (all calls to ix86_split_long_move): Update.
6779 2001-03-23 Richard Henderson <rth@redhat.com>
6781 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
6782 to avoid shadowing arguments.
6784 2001-03-23 Jakub Jelinek <jakub@redhat.com>
6786 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
6787 to variable names where DECL_NAME is different from
6788 DECL_ASSEMBLER_NAME.
6790 2001-03-23 Jim Wilson <wilson@redhat.com>
6792 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
6793 (assemble_alias): Call make_decl_rtl.
6795 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
6797 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
6799 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
6801 * extend.texi: Document the "java_interface" attribute.
6803 2001-03-22 Zack Weinberg <zackw@stanford.edu>
6805 * mkconfig.sh: Use a subshell with redirected stdout,
6806 instead of closing stdout and confusing commands that run
6807 afterward. Throw away output of cmp.
6809 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
6811 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
6813 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
6815 * i386.md (zero_extendsidi2_32): Break out from ...
6816 (zero_extendsidi2): ... here ; turn to expander.
6817 (zero_extendsidi2_rex64): New.
6818 (extendsidi2_32): Break out from ...
6819 (extendsidi2): ... here ; turn to expander.
6820 (extendsidi2_rex64): New.
6821 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
6822 (trunc?f?f splitters): Add 64bit versions.
6824 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
6826 * i386.md (pushsi, pushsi2_prologue): Disable.
6827 (pushsi2_rex64): New.
6828 (movabs?i_1_rex64, movabs?i_2_rex64): New.
6829 (movqi_ext_1): Disable for 64bit.
6830 (movqi_ext_1_rex64): New.
6831 (pushdi2_rex64): New pattern, peep2s and splitter.
6832 (pushdi2_prologue_rex64): New pattern.
6833 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
6835 (movdi splitters): Disable for 64bit.
6836 (movdi_1_rex64): New pattern, peep2s and splitters.
6837 (swapdi): New pattern.
6838 (pushsf): Disable for 64bit.
6839 (pushsf_rex64): New pattern and splitter.
6840 (pushdf_nointeger): Disable for 64bit.
6841 (pushdf_integer): Handle the 64bit case.
6842 (pushtf): Likewise; update splitters.
6844 2001-03-22 Richard Henderson <rth@redhat.com>
6846 * mkconfig.sh: Include insn-flags.h.
6847 * Makefile.in (CONFIG_H): Include insn-flags.h.
6848 (lots of objects): Remove insn-codes.h and insn-flags.h.
6850 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
6851 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
6852 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
6853 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
6854 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
6855 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
6856 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
6857 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
6858 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
6859 v850/v850.c, vax/vax.c:
6860 Don't include insn-flags.h.
6862 * diagnostic.c, expr.h, reload.c, toplev.c:
6863 Don't include insn-codes.h.
6865 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
6866 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
6867 c4x/c4x.c, i960/i960.c, mips/mips.c:
6868 Don't include insn-codes.h or insn-flags.h.
6870 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
6871 or insn-flags.h in the generated code.
6872 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
6873 (main): Forward declare struct rtx_def.
6875 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
6877 * invoke.texi (-ffast-math): Remove duplicate line about
6880 * gcc.texi: Remove more obsolete documentation of bugs and
6881 installation problems.
6883 2001-03-21 Kazu Hirata <kazu@hxi.com>
6885 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
6888 2001-03-20 Jason Merrill <jason@redhat.com>
6890 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
6892 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
6893 * varasm.c (CHKR_PREFIX): Likewise.
6895 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6897 * gcse.c (hash_scan_set): An expression is not anticipatible if it
6898 is part of a multi-SET insn.
6900 * cse.c (find_comparison_args): Remove previous change.
6901 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
6904 * config/i386/i386.md (conditional_trap): Remove warning.
6906 * recog.c (push_operand): Fix error in last change that caused
6907 undefined symbol on many targets.
6909 * sdbout.c: #include ggc.h.
6910 (sdbout_init): Move to end of file.
6911 Call ggc_add_tree_root for anonymous_types.
6912 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
6913 (sdbout_one_type): Use DECL_NAME for field name.
6914 * Makefile.in (sdbout.o): Show includes ggc.h.
6916 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
6918 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
6919 (override_options): Use properlimits for preferred_stack_boundary.
6920 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
6922 (ext_register_operand): Accept DImode.
6923 (load_pic_register): Abort on 64bit.
6924 (gen_push): Use Pmode instead of SImode.
6925 (ix86_save_reg): Pic reg is never used on 64bit.
6926 (ix86_expand_prologue): Likewise.
6927 (ix86_emit_save_regs): Use Pmode instead of SImode.
6928 (legitimate_address_p): Check displacement for 64bit.
6929 (print_operand): Avoid outputting of (%rip) on 64bit.
6930 (print_operand_address): Output (%rip) where possible.
6931 (split_di): Abort on 64bit registers.
6932 (ix86_expand_branch): DImode comparison is simple for x86_64.
6933 (memory_address_length): Recognize memory addresses formed using
6935 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
6937 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
6939 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
6941 * recog.c (push_operand): Recognize new format of push instructions.
6943 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
6945 * i386.md (pushqi1): New.
6946 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
6947 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6948 x86_64_immediate_operand, x86_64_immediate_operand,
6949 x86_64_zext_immediate_operand): Declare.
6950 * i386.c (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): define.
6954 * i386.h (PREDICATE_CODES): Add new predicates.
6956 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
6958 * i386.md (pophi1, popqi1, pushqi1): Remove.
6960 * expr.c (emit_single_push_insn): New function.
6961 (move_by_pieces): Accept NULL as destination for push instructions.
6962 (gen_push_operand): Kill.
6963 (emit_push_insn): Pass NULL when pushing; avoid updating of
6964 stack_pointer_delta.
6965 * expr.h (gen_push_operand): Kill.
6967 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6969 * rtl.texi (COMPARE): Clarify documentation and reference section
6972 2001-03-20 Stan Shebs <shebs@apple.com>
6974 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
6975 (get_object_reference): Ditto.
6976 (error_with_ivar): Use error_with_file_and_line.
6977 (warn_with_method): Use warning_with_file_and_line.
6979 2001-03-20 Tom Tromey <tromey@redhat.com>
6981 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
6983 2001-03-20 Mark Mitchell <mark@codesourcery.com>
6985 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
6986 variables that are TREE_PUBLIC, even if not TREE_STATIC.
6988 2001-03-20 DJ Delorie <dj@redhat.com>
6990 * Makefile.in (install-libgcc): Pass complete list of variables.
6991 (install-multilib): Ditto.
6993 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6995 * config/i386/cygwin.h: Declare ctor_section, dtor_section
6996 drectve_section, switch_to_section.
6998 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
6999 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
7000 i386_pe_mark_dllimport.
7002 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7004 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
7005 functions i386_pe_*.
7007 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
7008 i386_pe_* functions with char * arguments.
7010 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
7012 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
7014 (movsi_ie): Introduce fpul store.
7016 2001-03-20 Alan Modra <alan@linuxcare.com.au>
7018 * Makefile.in (OBJS): Remove hashtab.o.
7020 2001-03-19 Stan Shebs <shebs@apple.com>
7022 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
7023 * c-lang.c (maybe_objc_method_name): Ditto.
7024 * c-tree.h (maybe_objc_method_name): Remove decl.
7026 2001-03-19 Tom Tromey <tromey@redhat.com>
7028 * gcc.c (init_gcc_specs): Fix comment.
7030 2001-03-19 Mark Mitchell <mark@codesourcery.com>
7032 Compute DECL_ASSEMBLER_NAME lazily.
7033 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
7034 (DECL_ASSEMBLER_NAME_SET_P): New macro.
7035 (SET_DECL_ASSEMBLER_NAME): Likewise.
7036 (COPY_DECL_ASSEMBLER_NAME): Likewise.
7037 (set_decl_assembler_name): Declare.
7038 (lang_set_decl_assembler_name): Likewise.
7039 * tree.c (lang_set_decl_assembler_name): New variab.e
7040 (set_decl_assembler_name): New function.
7041 (init_obstacks): Set lang_set_decl_assembler_name.
7042 (build_decl): Don't set DECL_ASSEMBLER_NAME.
7043 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
7044 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
7045 where it's not necessary.
7046 (builtin_function): Likewise.
7047 (finish_decl): Likewise.
7048 * dbxout.c (dbxout_type_methods): Likewise.
7049 * ggc-common.c (ggc_mark_trees): Likewise.
7050 * profile.c (output_func_start_profiler): Likewise.
7051 * varasm.c (make_decl_rtl): Likewise.
7053 * cse.c (find_comparison_args): Update documentation. Fix
7054 mishandling of COMPARE operations.
7056 * tree.def (ABS_EXPR): Add documentation.
7057 * fold-const.c (fold): Improve folding of ABS_EXPRs.
7059 2001-03-19 Zack Weinberg <zackw@stanford.edu>
7061 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
7063 2001-03-19 Jakub Jelinek <jakub@redhat.com>
7065 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
7066 Remove ia32 linux PIC kludge and move it...
7067 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
7069 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
7071 * i386.md (absdf2 expander): Fix 64bit case.
7073 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
7075 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
7077 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
7079 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
7081 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7083 * README.X11: Remove obsolete file.
7085 2001-03-18 Anthony Green <green@redhat.com>
7087 * config/pj/pj.h: Remove some trailing commas.
7088 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
7090 2001-03-18 Richard Henderson <rth@redhat.com>
7092 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
7093 * calls.c: ... here.
7094 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
7095 defaults for them here.
7097 2001-03-17 Anthony Green <green@redhat.com>
7099 * config/pj/lib1funcs.S: Fix broken comment.
7100 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
7103 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
7105 * gcc.texi: Remove obsolete information relating to build and
7106 installation problems with enquire or the Pyramid C compiler.
7108 2001-03-17 Richard Henderson <rth@redhat.com>
7110 * dwarf2out.c (queue_reg_save): New.
7111 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
7112 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
7114 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
7115 (cfa, cfa_store, cfa_temp): Make static.
7116 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
7118 2001-03-17 Richard Henderson <rth@redhat.com>
7120 * integrate.h (struct inline_remap): Add local_return_label.
7121 * integrate.c (expand_inline_function): Initialize it and emit
7122 it after copy_insn_notes.
7123 (copy_insn_list): Don't store local_return_label here.
7124 (copy_insn_notes): New function split out from copy_insn_list.
7126 2001-03-17 Richard Henderson <rth@redhat.com>
7128 * dwarf2out.c (lookup_filename): Emit .file if the assembler
7129 is generating .debug_line.
7130 (dwarf2out_init): Add main_input_filename to the file table first.
7131 * configure.in (as_dwarf2_debug_line): Test with file number 1
7132 instead of file number 0.
7134 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7136 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
7137 (gen_rtx_combine): Deleted; all references changed as appropriate.
7138 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
7140 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
7142 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
7144 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
7147 2001-03-16 Jim Wilson <wilson@redhat.com>
7149 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
7150 then set it to LOC_REG (79) instead of aborting.
7152 2001-03-16 Phil Edwards <pme@sources.redhat.com>
7154 * gccbug.in: Remove high priority.
7156 2001-03-16 Richard Henerson <rth@redhat.com>
7158 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
7159 output with a space instead of deleting it.
7160 * configure: Regenerate.
7162 2001-03-16 Zack Weinberg <zackw@stanford.edu>
7164 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
7165 handles the gory details of converting an object file into
7166 something that's safe to grep.
7167 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
7168 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
7169 newlines at either end of the string we're looking for.
7170 Make 'checking ...' message less stilted.
7171 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
7172 ARM in-memory layout and its hypothetical converse. Don't
7173 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
7174 HOST_WORDS_BIG_ENDIAN.
7176 * configure.in: Adjust for renamed macro. Move
7177 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
7178 * configure, config.in: Regenerate.
7180 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7182 * fixinc/Makefile.in: Set SHELL.
7184 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7186 * fixinc/fixincl.c (fix_with_system): Quote file names before
7187 passing them to shell.
7189 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7191 * Makefile.in: Use fix-header$(build_exeext) instead
7194 2001-03-16 Richard Henderson <rth@redhat.com>
7196 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
7197 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
7198 (size_of_line_prolog): Remove.
7199 (output_line_info): Compute prologue size via label difference.
7200 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
7202 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
7203 assembler error when redefining file numbers.
7204 * config.in, configure: Rebuild.
7206 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
7207 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
7208 (dw2_asm_output_delta_uleb128): Likewise.
7209 (dw2_asm_output_delta_sleb128): Similarly.
7210 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
7212 2001-03-16 Michael Meissner <meissner@redhat.com>
7214 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
7216 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
7218 (BITMASK_LOWER16): Replacement for 0x0000ffff.
7220 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
7221 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
7222 being unsigned in ISO C and signed in traditional.
7223 (expand_prologue): Ditto.
7224 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
7226 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
7228 (divsi3,divdi3): Ditto.
7229 (modsi3,moddi3): Ditto.
7230 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
7231 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
7232 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
7235 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
7237 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
7238 SSE based conditional moves on LTGT/UNEQ conditions;
7239 Canonicalize EQ to NE.
7240 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
7241 (sse_mov?fcc_ne): New.
7243 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
7245 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7247 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
7248 register may be dead.
7250 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
7252 * Makefile.in (hash.o): Depend on CONFIG_H.
7254 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7256 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
7258 2001-03-15 Richard Henderson <rth@redhat.com>
7260 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
7261 (ASM_OUTPUT_DWARF_PCREL): New.
7262 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
7264 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7266 * cppfiles.c (stack_include_file): Use MAX of sysp.
7268 2001-03-15 Steve Ellcey <sje@cup.hp.com>
7270 * config.gcc (ia64*-*-hpux*): New case.
7271 * config/ia64/hpux.h: New file for HP-UX support.
7272 * config/ia64/t-hpux: New file for HP-UX support.
7274 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
7276 * fixinc/inclhack.def (irix_stdio_va_list): New.
7277 * fixinc/fixincl.x: Rebuilt.
7279 2001-03-15 Richard Henderson <rth@redhat.com>
7281 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
7282 if provided by the target.
7283 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
7284 (dw2_asm_output_addr): New.
7285 * dwarf2asm.h (dw2_asm_output_addr): Declare.
7286 * dwarf2out.c (output_cfi): Use it for program addresses.
7287 (output_call_frame_info, output_die): Likewise.
7288 (output_aranges, output_line_info): Likewise.
7290 2001-03-15 Bruce Korb <bkorb@gnu.org>
7292 * gcc.c(main): make more rigorous
7293 * collect2.c(main): guard against ignoring SIGCHLD
7294 * protoize.c(main): ditto
7295 * gcc/fixinc/fixincl.c(initialize): ditto
7297 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7299 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
7300 (sdbout_parms): Likewise.
7302 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
7304 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
7305 "widen" a destination that is already wider than a word. Also do
7306 not widen if LOAD_EXTEND_OP is NIL for the given mode.
7308 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7310 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
7312 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
7314 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
7316 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
7318 * i960.h (i960_maxbitalignment,
7319 i960_last_maxbitalignment): Declare.
7320 * i960.c (i960_maxbitalignment,
7321 i960_last_maxbitalignment): Make global.
7322 (process_pragma): Delete.
7323 (i960_pr_align, i960_pr_noalign): Move from here ...
7324 * i960-c.c: ... to this new file.
7325 * t-960bare (i960-c.o): New rule.
7326 * t-vxworks960 (i960-c.o): Likewise.
7327 * config.gcc (i960-*-*): Define c_target_objs and
7330 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7332 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
7333 without adding in rtx code and mode.
7335 * alias.c (init_alias_analysis): Don't use any rtx whose value
7336 varies as a known value.
7337 Delete a superfluous test.
7339 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
7341 (ia64_sched_reorder): Call maybe_rotate; also rotate after
7342 scheduling a stop bit.
7343 (ia64_emit_nops): Correctly handle ASMs.
7345 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7347 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
7349 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
7351 * cpp.texi: Update documentation for -include and -imacros.
7352 * cppfiles.c (struct include_file): Remove "defined" memeber.
7353 (find_or_create_entry): Make a copy of the file name, and
7355 (open_file): Update to ensure we use the simplified filename.
7356 (stack_include_file): Don't set search_from.
7357 (cpp_included): Don't simplify the path name here.
7358 (find_include_file): New prototype. Call search_from to
7359 get the start of the "" include chain. Don't simplify the
7361 (_cpp_execute_include): New prototype. Move diagnostics to
7362 do_include_common. Update.
7363 (_cpp_pop_file_buffer): Don't set defined.
7364 (search_from): New prototype. Use the preprocessor's cwd
7365 for files included from the command line.
7366 (read_name_map): Don't simplify the pathname here.
7367 * cpphash.h (enum include_type): New.
7368 (struct buffer): Delete search from. New search_cached.
7369 (_cpp_execute_include): Update prototype.
7370 * cppinit.c (do_includes): Use _cpp_execute_include.
7371 * cpplib.c (do_include_common): New function.
7372 (do_include, do_include_next, do_import): Use it.
7374 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7376 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
7377 contents of the RTL, to determine the name of the object.
7379 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7381 * tree.h (DECL_RTL): Allocate RTL lazily.
7382 (SET_DECL_RTL): New macro.
7383 (DECL_RTL_SET_P): Likewise.
7384 (COPY_DECL_RTL): Likewise.
7385 (DECL_RTL_IF_SET): Likewise.
7386 * varasm.c (make_decl_rtl): Add assertions about the kind of
7387 declaration we are processing.
7388 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
7389 (start_decl): Likewise.
7390 (finish_decl): Likewise.
7391 * c-semantics.c (emit_local_var): Likewise.
7392 * calls.c (expand_call): Likewise.
7393 * dbxout.c (dbxout_symbol): Likewise.
7394 * emit-rtl.c (unshare_all_rtl): Likewise.
7395 (unshare_all_decls): Likewise.
7396 (reset_used_decls): Likewise.
7397 * expr.c (store_constructor): Likewise.
7398 (safe_from_p): Likewise.
7399 (expand_expr): Likewise.
7400 * function.c (put_var_into_stack): Likewise.
7401 (instantiate_decls_1): Likewise.
7402 (assign_parms): Likewise.
7403 (expand_function_start): Likewise.
7404 (expand_function_end): Likewise.
7405 * ggc-common.c (gcc_mark_trees): Likewise.
7406 * integrate.c (function_cannot_inline_p): Likewise.
7407 (copy_decl_for_inlining): Likewise.
7408 (expand_inline_function): Likewise.
7409 (integrate_parm_decls): Likewise.
7410 (integrate_decl_tree): Likewise.
7411 * print-tree.c (print_node): Likewise.
7412 * reg-stack.c (stack_result): Likewise.
7413 * stmt.c (label_rtx): Likewise.
7414 (expand_return): Likewise.
7415 (expand_decl): Likewise.
7416 (expand_decl_cleanup): Likewise.
7417 (expand_anon_union_decl): Likewise.
7418 * toplev.c (check_global_declarations): Likewise.
7419 (rest_of_decl_compilation): Likewise.
7420 * tree.c (simple_cst_equal): Likewise.
7421 * objc/objc-act.c (generate_static_references): Likewise.
7423 2001-03-14 Zack Weinberg <zackw@stanford.edu>
7425 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
7426 gcc_AC_C_FLOAT_FORMAT): New macros.
7427 * configure.in: Add AC_PROG_CPP after CC tests;
7428 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
7429 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
7430 * configure, config.in: Regenerate.
7432 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
7433 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7434 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7435 config/i370/xm-linux.h, config/i370/xm-oe.h,
7436 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7437 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
7438 config/pa/xm-linux.h, config/pa/xm-pa.h,
7439 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
7440 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
7441 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
7442 config/we32k/xm-we32k.h: Delete.
7444 * config/i370/xm-mvs.h, config/m88k/m88k.h,
7445 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7446 config/vax/xm-vms.h: Don't define any of:
7447 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
7449 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
7451 * config.gcc: Remove references to deleted files.
7452 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
7453 FATAL_EXIT_CODE, which is the same between oe and mvs).
7455 2001-03-14 DJ Delorie <dj@redhat.com>
7456 Vladimir Makarov <vmakarov@redhat.com>
7458 * config/i960/i960.c (i960_function_prologue): Compute size of
7459 frame according to number of registers actually saved there.
7461 2001-03-14 Richard Henderson <rth@redhat.com>
7463 * expr.c (emit_move_insn_1): Fix else if around #endif.
7465 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
7468 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
7471 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
7473 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
7474 (override_options): Parse cmodel string.
7475 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
7476 * i386.h (TARGET_OPTIONS): Add "cmodel".
7477 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
7479 (ix86_cmodel_string, ix86_cmodel): Declare.
7481 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
7484 * i386.h (GENERAL_REG_P): Add missing REG_P.
7486 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
7488 * configure.in: Use $gcc_cv_as instead of $as.
7489 * configure: Regenerated.
7491 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
7493 * cppfiles.c (stack_include_file): Only increase the include
7494 count if we actually process the file properly, as opposed
7495 to treating it as length zero. Only call read_include_file
7496 if not DO_NOT_REREAD. Handle the -H include file output
7498 (read_include_file): Remove now redundant DO_NOT_REREAD check.
7499 (cpp_included, find_include_file): Simplify pathnames after
7500 remapping them. If remapping, don't use the remapped file
7501 name's buffer as our scratch buffer.
7502 (cpp_pop_file_buffer): Replace the multiple include macro
7503 only if it isn't yet set.
7504 (read_name_map): Simplify remapped names when reading in.
7505 (remap_filename): Move code to code path that uses it.
7506 (_cpp_simplify_pathname): Return the input pointer.
7507 * cpphash.h (_cpp_simplify_pathname): Update prototype.
7509 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7511 * expr.c (expand_expr): Revove bogus conditional.
7513 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
7515 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
7517 2001-03-14 Jakub Jelinek <jakub@redhat.com>
7519 * reg-stack.c (stack_result): Unconditionally use
7520 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
7522 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
7524 * expr.c (emit_move_insn_1): Split push of complex value when
7525 no suitable push instruction exist.
7527 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
7528 instead of QI_REG_P.
7530 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7532 * alias.c (handled_component_p, can_address_p): New functions.
7533 (get_alias_set): Use them.
7535 2001-03-13 Jim Wilson <wilson@redhat.com>
7537 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
7538 from 80 in try_locals code.
7539 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
7541 2001-03-13 Zack Weinberg <zackw@stanford.edu>
7543 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
7544 gcc_AC_C_LONG_LONG): New.
7545 * configure.in: Use them. Probe the size of short, int, long,
7546 and long long/__int64 if we have them. Move all the AC_C_*
7547 checks together, except gcc_AC_C_CHAR_BIT which has to go
7548 after AC_CHECK_HEADERS(limits.h).
7549 Take hwint.h out of host_xm_file and build_xm_file.
7551 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
7552 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
7553 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
7554 Move the HOST_WIDEST_INT setup logic here from system.h.
7555 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
7557 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
7558 is now handled by hwint.h.
7560 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
7561 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
7562 config/ia64/xm-ia64.h: Don't define any of:
7563 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
7564 HOST_BITS_PER_LONGLONG.
7566 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
7567 config/h8300/xm-h8300.h, config/mips/iris6.h,
7568 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
7569 config/sparc/xm-sp64.h: Delete.
7570 * config.gcc: Remove references to deleted files.
7572 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
7573 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
7574 * config/i370/xm-linux.h: Clarify floating-point situation in
7577 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
7579 * cppfiles.c (NO_INCLUDE_PATH): New macro.
7580 (find_include_file): Decide here which part of the include
7581 chain to start the search. Complain about an empty include
7582 chain in all cases apart from an abolsute file name.
7583 (_cpp_execute_include): Don't choose the search chain here.
7584 Don't call handle_missing_include in the case of an empty
7586 (_cpp_compare_file_date): Don't choose the search chain here.
7587 * cpplib.c (do_include_next): Move the in-main-file diagnostic
7588 here from _cpp_execute_include. Behave like #include if
7589 we're in the main file.
7591 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7593 * system.h (malloc, realloc, calloc, strdup): Only poison these
7594 tokens when IN_GCC is defined.
7596 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
7598 * i386.md (abs?f expander): Support SSE case.
7599 (abd?f_if): Add new "USE"; add splitters.
7601 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7603 * cpp.texi (poison): Explain the macro expansion exception.
7605 2001-03-13 Jakub Jelinek <jakub@redhat.com>
7607 * expr.c (store_expr): Add dont_store_target. If temp is already in
7608 target before copying to reg, don't store it into target again.
7610 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7612 * cppinternals.texi: Update for file handling.
7614 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7616 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
7617 2001-02-24 which broke building the Java library.
7618 * function.c (identify_blocks): Likewise.
7619 (all_blocks): Likewise.
7620 * integrate.c (integrate_decl_tree): Likewise.
7621 * print-tree.c (print_node): Likewise.
7622 * tree.h (BLOCK_NUMBER): Likewise.
7623 (struct tree_block): Likewise.
7625 2001-03-12 David Edelsohn <edelsohn@gnu.org>
7627 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
7628 __WCHAR_TYPE__ definition.
7629 (WCHAR_TYPE_SIZE): #undef before #define.
7631 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7633 * cppfiles.c: Update comments.
7634 (destroy_include_file_node): Rename destroy_node.
7635 (find_or_create_entry): New function.
7636 (open_file, _cpp_fake_include): Use it.
7637 (handle_missing_header): New function, broken out of
7638 _cpp_execute include. Don't segfault if there is no
7639 system or quoted path.
7640 (_cpp_execute_include): Use handle_missing_header.
7642 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7644 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
7645 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
7647 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7649 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
7650 unless anti_dependence says they are.
7651 * alias.c (objects_must_conflict): If neither has a type specified,
7654 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7655 David Billinghurst <David.Billinghurst@riotinto.com>
7657 * config/mips/iris5.h: Change WCHAR_TYPE to int.
7659 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
7661 * i386.md (trunctfdf2_2): Rename missnamed pattern.
7662 (*_one_bit): Remove type on the match_operand in attributes.
7664 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
7666 * i386.c: Commit forgotten hunk in previous patch.
7667 (regclass_map): Add extended registers.
7668 (dbx_register_map): Add missing frame register.
7670 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
7672 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
7674 * i386.md (x86_sahf_1): Disable for 64bit.
7675 (popsi*, pophi*): Likewise.
7676 (pushqi, pushhi): Likewise.
7677 (movdi, pushdi): Likewise.
7678 (zero extend DImode splitter): Likewise.
7679 (adddi, minusdi splitter): Likewise.
7680 (umulsidi): Likewise.
7682 (mulsidi): Disable for 64bit
7683 (lshift:DI/ashift:DI): Disable for 64bit.
7684 (loop patterns): Likewise.
7685 (call_pop, call_value_pop expanders and patterns): Likewise.
7686 (prologue_get_pc): Likewise.
7688 (fcmovDI pattern and splitter): Likewise.
7689 (movdfcc_1_rex64): New.
7691 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
7693 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
7694 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
7695 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
7696 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
7697 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
7698 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
7699 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
7700 (PUSH_ROUNDING): x86_64 rounds to 64bits.
7701 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
7702 (REGPARM_MAX): Set to 6 for x86_64.
7703 (SSE_REGPARM_MAX): Set to 16 for x86_64.
7704 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
7707 * (patterns that does use upper halves): Update constraints
7708 'q' to 'Q' and 'r' to 'R'.
7709 (cmpqi_ext_1): Disable for 64bit.
7710 (cmpqi_ext_3_insn): Likewise.
7711 (movqi_extzv_1): Likewsie.
7712 (addqi_ext_1): Liekwsie
7713 (testqi_ext_1): Liekwsie
7714 (andqi_ext_1): Liekwsie
7715 (xorqi_ext_1): Liekwsie
7716 (cmpqi_ext_1_rex64): New.
7717 (cmpqi_ext_3_insn_rex64): Likewise.
7718 (movqi_extzv_1_rex64): Likewsie.
7719 (addqi_ext_1_rex64): Liekwsie
7720 (testqi_ext_1_rex64): Liekwsie
7721 (andqi_ext_1_rex64): Liekwsie
7722 (xorqi_ext_1_rex64): Liekwsie
7724 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7726 * configure.in: Move check for unsigned enumerated bitfields
7727 to macro in aclocal.m4. Disable it for now.
7728 * configure, config.in: Regenerate.
7729 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
7730 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
7731 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
7732 kind above its first use.
7734 * config/xm-interix.h, config/alpha/xm-alpha.h,
7735 config/i370/xm-linux.h, config/i386/xm-beos.h,
7736 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
7737 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7738 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
7739 Don't define ONLY_INT_FIELDS under any circumstances.
7741 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
7743 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7744 config/sparc/xm-sysv4.h: Delete - now identical with some
7746 * config.gcc (hppa targets): Replace xm-pahpux.h and
7747 xm-papro.h with implicit xm-pa.h.
7748 (sparc targets): Replace xm-sysv4.h with implicit or explicit
7751 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
7753 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
7754 before reload_cse_noop_set_p.
7756 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7758 * config.gcc: Where xm-host.h used to include another
7759 xm-host.h, list the nested header directly in xm_file. Remove
7760 references to deleted files. Can now use sparc/xm-sp64.h for
7763 * config/xm-linux.h, config/arm/xm-linux.h,
7764 config/i386/xm-dos.h, config/i386/xm-gnu.h,
7765 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
7766 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
7767 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
7768 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
7771 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
7772 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
7773 bother to wrap #undef in #ifdef.
7774 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
7775 Don't include xm-linux.h.
7776 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
7778 * configure.in: Wrap regexps using [] in changequote block.
7779 Use expr : not echo | grep. Simplify regexps.
7780 * configure: Regenerate.
7782 56 xm-files remain, 22 xm-arch.
7784 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7786 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
7787 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7788 (local_index, local_rindex): Delete, use strchr/strrchr instead.
7789 (copy_object): Fix format specifier vs argument mismatch.
7791 * mips-tdump.c: Make local functions static.
7792 (rindex): Don't #undef.
7793 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7794 (fatal, fancy_abort): Delete.
7795 (read_seek): Avoid signed/unsigned compare.
7797 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7799 * combine.c (try_combine): Fix error in change to try original
7801 (gen_rtx_combine): Do same as gen_rtx for now.
7803 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7805 * configure.in: AC_SUBST xm_defines.
7806 * configure: Regenerate.
7807 * Makefile.in: Set DEFINES=$(xm_defines) when building
7810 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
7812 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
7813 (cpp_included, find_include_file): Update.
7814 (_cpp_compare_file_date): Make else unconditional.
7816 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
7818 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
7820 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7822 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
7823 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
7825 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
7827 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
7828 if it's a record type.
7830 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
7832 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
7833 mingw includes slightly.
7835 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7837 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
7838 #undef token before poisoning it.
7840 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7842 * alpha.c (check_float_value): Use memcpy, not bcopy.
7844 * m32r.c (m32r_sched_reorder): Likewise.
7846 * vax.c (check_float_value): Likewise.
7848 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7850 * toplev.c (file_name_nondirectory): Remove.
7851 * toplev.h: Similarly.
7852 * dwarf2out.c (compute_section_prefix): Use lbasename instead
7853 of file_name_nondirectory.
7855 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7857 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
7858 * mips-tfile.c: Don't #undef rindex; not used.
7860 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
7862 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
7863 (dbx64_register_map): Declare.
7864 (RETURN_ADDR_RTX): Fix for 64bit.
7865 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
7866 (INCOMING_FRAME_SP_OFFSET): Set to 8.
7867 * i386.c (dbx64_register_map): New global array.
7868 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
7869 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
7872 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7874 * cppfiles.c (search_from): Use lbasename.
7875 * mkdeps.c (deps_add_default_target): Use lbasename.
7877 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7879 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
7880 xcalloc in lieu of malloc, realloc & calloc.
7882 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
7884 * gengenrtl.c (xmalloc): Likewise.
7886 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
7887 really_call_* memory allocation routines.
7889 * stmt.c (check_for_full_enumeration_handling): Use
7890 really_call_calloc, not calloc.
7892 * system.h (really_call_malloc, really_call_calloc,
7893 really_call_realloc): Define.
7894 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
7896 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
7898 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
7900 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
7902 * configure: Rebuilt.
7903 * configure.in: Only use `lang_requires' for languages athat are
7906 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
7908 * invoke.texi: Fix typo.
7909 * gcc.1: Regenerate.
7911 2001-03-09 Zack Weinberg <zackw@stanford.edu>
7913 * configure.in: Prune nonexistent files from build_xm_file,
7914 xm_file, and host_xm_file lists. Warn unless they're
7916 Don't generate *config.h here.
7917 AC_SUBST all variables needed to generate *config.h.
7918 * configure: Regenerate.
7919 * mkconfig.sh: New helper script, from code removed from
7921 * Makefile.in: Zap all MALLOC variables - no longer used
7922 anywhere, and malloc.c doesn't exist.
7923 Substitute in variables needed to generate *config.h.
7924 Stop lying about the dependencies contained in CONFIG_H and
7926 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
7927 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
7928 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
7929 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
7930 $(TM_P_H), etc. as appropriate.
7932 * config.gcc: Zap references to deleted files.
7933 * ggc-none.c: Don't include rtl.h or tm_p.h.
7935 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
7936 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
7937 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
7938 config/i386/xm-linux.h, config/i386/xm-linux.h,
7939 config/i386/xm-next.h, config/i386/xm-openbsd.h,
7940 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
7941 Don't include i386/xm-i386.h.
7943 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
7944 config/i386/xm-i386.h, config/i860/xm-i860.h,
7945 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
7946 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7947 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
7948 Delete (empty except comments, #includes of other deleted
7949 files, and macros used nowhere).
7951 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
7953 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
7954 independent on TARGET_FLAGS.
7956 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
7958 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
7960 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
7962 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
7964 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
7965 LAST_REX_SSE_REG): define.
7966 (enum reg_class): Add 'LEGACY_REGS'
7967 (REG_CLASS_CONTENTS): Likewise; add extended registers.
7968 (SSE_REGNO_P): Recognize extended registers.
7969 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
7970 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
7971 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
7972 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
7973 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
7974 REG_OK_FOR_STRREG_P): Remove.
7975 (HI_REGISTER_NAMES): Add extended registers.
7976 (ADDITIONAL_REGISTER_NAMES): Likewise.
7977 (QI_REGISTER_NAMES): Add 8bit extended registers.
7978 (DEBUG_REG): Support extended registers.
7979 * i386.c (regclass_map): Add extended registers.
7980 (dbx_register-map): Likewise.
7981 (svr4_dbx_register_map): Likewise.
7982 (print_reg): Support extended registers.
7983 (print_operand): Support 64bit operands.
7985 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
7987 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
7988 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
7989 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
7990 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
7991 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
7992 STACK_BOUNDARY): Set properly for 64bits.
7993 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
7994 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
7995 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
7996 (MOVE_MAX): Set to 16.
7997 (MOVE_MAX_PIECES): 8 for 64bit.
7998 (Pmode): Set to SImode.
8000 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
8002 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
8004 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
8006 * i386.h (mask_64bit): New constant.
8007 (target_64bit): New macro.
8008 (target_options): Add '64'/'32'
8009 (target_default): Define.
8010 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
8011 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
8012 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
8014 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
8016 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
8018 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
8020 * rtlanal.c (rtx_varies_p): Check operand 0 of a
8021 LO_SUM unless for_alias is set.
8023 2001-03-08 Stan Shebs <shebs@apple.com>
8025 * objc/objc-act.c: Fix old typos in comments, add comments for
8027 (hash_init): Fix file name in error message.
8028 (hash_enter): Ditto.
8029 (hash_add_attr): Ditto.
8030 (continue_class): Ditto.
8032 2001-03-08 Bruce Korb <bkorb@gnu.org>
8034 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
8035 wait4() can receive the signal.
8037 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8039 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
8041 * fixinc/fixincl.x: Regenerate.
8043 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8045 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
8047 * fixinc/fixincl.x: Regenerate.
8049 2001-03-08 Richard Henderson <rth@redhat.com>
8051 * configure.in (HAVE_AS_LEB128): New assembler check.
8052 * configure, config.in: Rebuilt.
8054 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
8056 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
8059 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8061 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
8062 references to the MAXPATHLEN macro.
8064 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
8065 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
8068 * config/i386/xm-gnu.h, config/xm-gnu.h,
8069 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
8070 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
8071 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
8072 and/or unused files.
8074 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
8075 doing so in various xm-*.h files.
8077 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8079 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
8081 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
8083 * configure.in (enable_shared): Support per-package shared-library
8085 * configure: Rebuilt.
8087 2001-03-07 David Edelsohn <edelsohn@gnu.org>
8089 * rs6000.md (cr logic): Add original POWER mnemonic alternative
8090 for crnot. Set operands[5] in splitter.
8092 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8094 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
8095 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
8096 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
8097 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
8098 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
8099 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
8100 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
8103 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
8104 config/i370/xm-i370.h, config/i386/xm-dgux.h,
8105 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
8106 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
8107 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
8108 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
8109 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
8110 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
8111 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
8112 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
8113 Delete unused and/or empty files.
8115 * config.gcc: Define USG in xm_defines as appropriate. Define
8116 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
8117 macro. Remove deleted xm-* files from $xm_files variable.
8119 2001-03-07 Tom Tromey <tromey@redhat.com>
8121 * configure: Rebuilt.
8122 * configure.in: Allow config-lang.in to set `lang_requires' to list
8123 of other required languages.
8125 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
8127 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
8129 (output_prologue): Use xmalloc not oballoc.
8130 (output_epilog): Free a29k_first_epilogue_insn when finished.
8131 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
8133 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
8135 * builtins.c (expand_builtin_mathfn): Check
8136 flag_unsafe_math_optimizations, not flag_fast_math.
8137 (expand_builtin): Likewise
8138 * combine.c (combine_simplify_rtx): Likewise.
8139 (simplify_if_then_else): Likewise.
8140 * cse.c (fold_rtx): Likewise.
8141 * flags.h: Remove flag_fast_math. Add
8142 flag_unsafe_math_optimizations and flag_trapping_math.
8143 * fold-const.c (negate_expr): Check
8144 flag_unsafe_math_optimizations, not flag_fast_math.
8145 (invert_truthvalue): Likewise.
8146 (fold): Likewise. Before associating operands, check that
8147 code == MULT_EXPR, not code != MULT_EXPR.
8148 * ifcvt.c (noce_try_minmax): Check
8149 flag_unsafe_math_optimizations, not flag_fast_math.
8150 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
8151 * invoke.texi: Document -funsafe-math-optimizations and
8152 -fno-trapping-math. Change documentation for -ffast-math.
8153 * jump.c (reversed_comparison_code_parts): Likewise.
8154 (rtx_equal_for_thread_p): Likewise.
8155 * optabs.c (emit_conditional_move): Likewise.
8156 * simplify-rtx.c (simplify_binary_operation): Likewise.
8157 (simplify_relational_operation): Likewise.
8158 (simplify_ternary_operation): Likewise.
8159 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
8160 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
8161 Add trapping-math and unsafe-math-optimizations entries to f_options.
8162 (set_fast_math_flags): New, sets flags for -ffast-math.
8163 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
8164 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
8165 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
8167 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
8168 (alpha_emit_conditional_move): Initialize local_fast_math to
8169 flag_unsafe_math_optimizations, not flat_fast_math.
8170 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
8171 instead of setting flag_fast_math to 1.
8172 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
8174 * config/i386/i386.c (override_options): Likewise
8175 * config/i386/i386.md: Likewise.
8176 * config/m68k/m68k.md: Likewise.
8177 * config/mips/mips.md: Likewise.
8178 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
8179 (rs6000_generate_compare): Likewise.
8181 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8183 * Makefile.in: Set RANLIB to @RANLIB@.
8186 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8188 * fixinc/inclhack.def (djgpp_wchar_h): New test.
8189 * fixinc/fixincl.x: Regenerated.
8191 2001-03-07 Richard Henderson <rth@redhat.com>
8193 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
8195 2001-03-07 Richard Henderson <rth@redhat.com>
8197 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
8198 of block notes and exception handling notes.
8200 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
8201 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
8202 (compile_file): ... here.
8204 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8206 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
8208 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
8209 config.h now. Include libiberty.h to handle alloca.
8211 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8213 * c-parse.in (yylexname): New function, split out of _yylex.
8214 (objc_rid_sans_at): New table.
8215 (init_reswords): Initialize it.
8216 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
8217 retrieving the next token and checking it for significance as
8218 an ObjC keyword or string constant.
8220 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
8221 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
8223 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
8226 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
8228 * config/m68k/m68k.c (const_uint32_operand): Accept any
8229 const_int on a 32-bit host.
8231 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8233 * objc/objc-act.c (init_objc): Set save_lang_status,
8234 restore_lang_status, and mark_lang_status.
8236 2001-03-06 Krister Walfridsson <cato@df.lth.se>
8238 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
8240 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
8242 * cppinternals.texi: Update.
8244 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8246 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8247 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
8248 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
8249 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8250 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
8251 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8252 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
8253 config/i386/xm-i386.h, config/i860/xm-i860.h,
8254 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8255 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
8256 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8257 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8258 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8259 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8260 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
8261 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8262 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
8263 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8264 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8265 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
8266 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
8267 match the defaults provided in hwint.h.
8269 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8270 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
8272 * config.gcc (xm_file): Don't set to files which are deleted.
8274 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
8275 guard this file against these macros being undefined.
8277 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8279 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
8280 and DECL_DEFER_OUTPUT on the decl we create, before calling
8281 rest_of_decl_compilation.
8283 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8285 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
8287 * configure, config.in: Regenerate.
8288 * config.gcc: Remove references to deleted files.
8290 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
8291 genrecog.c, rtl.c: Do not use alloca anywhere.
8293 * Makefile.in, build-make, system.h, config/x-interix,
8294 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
8295 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
8296 config/arc/xm-arc.h, config/arm/xm-arm.h,
8297 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8298 config/h8300/xm-h8300.h, config/i370/x-oe,
8299 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
8300 config/i386/x-ncr3000, config/i386/x-sco5,
8301 config/i386/xm-dgux.h, config/i860/x-sysv4,
8302 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
8303 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
8304 config/m68k/x-hp320g, config/m69k/x-mot3300,
8305 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
8306 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
8307 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
8308 config/m88k/x-sysv4, config/m88k/x-tekXD88,
8309 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8310 config/mips/x-iris, config/mips/x-iris3,
8311 config/mips/x-sni-svr4, config/mips/x-sysv,
8312 config/mips/xm-iris6.h, config/mips/xm-mips.h,
8313 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
8314 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
8315 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8316 config/pa/xm-papro.h, config/romp/xm-romp.h,
8317 config/rs6000/x-aix31, config/rs6000/x-aix41,
8318 config/rs6000/x-beos, config/rs6000/x-lynx,
8319 config/rs6000/x-mach, config/rs6000/x-rs6000,
8320 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
8321 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8322 config/sparc/x-sysv4, config/sparc/xm-linux.h,
8323 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
8324 config/vax/xm-vms.h: Eradicate all references to alloca and
8327 * config/xm-alloca.h, config/clipper/x-clix,
8328 config/i386/xm-sysv4.h, config/i860/x-fx2800,
8329 config/i860/x-sysv3, config/m88k/x-sysv3,
8330 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
8331 (contained only alloca related hacks).
8333 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
8336 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
8338 * invoke.texi: Document __FAST_MATH__.
8340 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8342 * crtstuff.c: Restore include of auto-host.h.
8344 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
8346 Put main() in a separate file, so that the language
8347 front-end can use a different main().
8350 * toplev.c: (main): Rename as toplev_main.
8351 * toplev.h: Declare toplev_main.
8352 * Makefile.in (OBJS): add toplev.o.
8353 (BACKEND): remove toplev.o, add main.o.
8355 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8357 * cppfiles.c (search_from): Special case the empty string.
8359 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8361 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
8362 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
8363 strlen or strcpy; we already know the length.
8364 (_cpp_compare_file_date): Similarly.
8365 * cpphash.h (struct cpp_reader): Delete done_initialising.
8366 (CPP_PREV_BUFFER): Delete.
8367 * cppinit.c (cpp_start_read): Don't set done_initialising.
8368 * cpplex.c (parse_string): Guarantee null-termination.
8369 (_cpp_equiv_toklists): Remove.
8370 * cpplib.c (glue_header_name): Null-terminate.
8371 (do_line): Don't leak memory.
8372 * cpplib.h (BT_WEAK): Delete.
8373 * cppmain.c (cb_ident): Strings are now null-terminated.
8375 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
8377 * gcc.c (convert_filename): Append executable suffix
8378 if NO_AUTO_EXE_SUFFIX is not defined.
8379 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
8380 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
8382 2001-03-03 David O'Brien <obrien@FreeBSD.org>
8384 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
8385 * c-parse.gperf, c-gperf.h: Delete.
8386 (c-gperf.h was accidently re-added to the CVS repo in the rev
8387 1.16 commit by tromey)
8389 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8391 * cpplex.c (_cpp_lex_token): Don't warn about directives in
8392 macro arguments when looking for the '('.
8393 * cppmacro.c (funlike_invocation_p): Set parsing_args to
8394 2 when really parsing arguments; 1 when looking for '('.
8395 Always restore the lexer position.
8397 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8399 * longlong.h (umul_ppmm): Don't use a multiline string.
8401 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8403 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
8404 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
8405 t_bool in declaration because pcc can't combine volatile with typedef
8408 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
8410 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
8411 until when it is really needed.
8412 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
8413 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
8414 * i386.md (float?i?f splitter): Don't force source operand to memory
8416 (sse_movdfcc): Fix constraint.
8417 (sse_movdfcc splitter): Handle properly the second alternative.
8419 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8421 * cpplex.c (parse_string): Unconditionally pedwarn.
8423 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8426 * cppexp.c (parse_number): Update.
8427 * cpplex.c (parse_string): Pedwarn if multiline string does not
8428 result from a system header's macro.
8429 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
8430 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
8431 for function-like macros too.
8432 * c-lex.c (lex_number): Update.
8434 2001-03-03 Richard Henderson <rth@redhat.com>
8436 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
8438 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
8440 * combine.c (try_combine): If split with mode-changed scratch
8441 register didn't work, try the original mode.
8443 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
8445 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
8446 * config/c4x/c4x.h: Likewise.
8447 * stor-layout.c (compute_record_mode): Likewise.
8448 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
8450 2001-03-02 Zack Weinberg <zackw@stanford.edu>
8452 * configure.in: Kill tm.h. Include the files in the $tm_file
8453 list in all three of config.h, hconfig.h, tconfig.h, after the
8454 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
8455 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
8456 * configure: Regenerate.
8457 * Makefile.in (clean): Don't delete tm.h.
8459 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
8460 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
8461 those are not defined, set SEC and FEC to 0 and 1.
8462 * gcc.texi: Update to match.
8464 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
8465 * config/fp-bit.c, config/m68k/aux-crt2.asm,
8466 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
8467 Include tconfig.h, not tm.h.
8469 * config/xm-lynx.h, config/xm-std32.h,
8470 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8471 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
8472 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
8473 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8474 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8475 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8476 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
8477 config/i386/xm-i386.h, config/i860/xm-i860.h,
8478 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8479 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
8480 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8481 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8482 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8483 config/pa/xm-linux.h, config/pa/xm-pa.h,
8484 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8485 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
8486 config/pj/xm-pj.h, config/romp/xm-romp.h,
8487 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8488 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8489 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8490 config/v850/xm-v850.h, config/vax/xm-vax.h,
8491 config/we32k/xm-we32k.h:
8493 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
8495 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
8496 config/i370/xm-oe.h: Don't include tm.h. Don't define
8498 * config/vax/xm-vms.h: Don't include tm.h.
8500 * config/xm-lynx.h, config/avr/xm-avr.h,
8501 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
8502 Delete; made empty by above changes.
8503 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8504 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
8505 Don't include config/xm-lynx.h or tm.h.
8507 * config/xm-gnu.h: Don't include fcntl.h.
8508 * config/sparc/xm-lynx.h: Don't include sys/types.h and
8510 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
8512 2001-03-02 Richard Henderson <rth@redhat.com>
8514 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
8515 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
8517 2001-03-02 Richard Henderson <rth@redhat.com>
8519 * Makefile.in (OBJS): Add dwarf2asm.o.
8520 * dwarf2asm.c, dwarf2asm.h: New files.
8521 * dwarf2out.c (*): Use them.
8522 (size_of_uleb128, size_of_sleb128): Remove.
8523 (output_uleb128, output_sleb128): Remove.
8524 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
8525 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
8526 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
8527 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
8528 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
8529 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
8530 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
8531 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
8532 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
8533 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8534 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
8535 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
8536 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
8537 (dwarf2out_frame_debug): Remove unused variables.
8538 (output_loc_operands): Don't abort on 8 byte constants if
8539 host integers are wide enough.
8540 (output_symbolic_ref): Remove.
8541 (size_of_die): Don't assume 4 byte host integers.
8542 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
8544 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
8545 something stupid with HOST_WIDE_INT to long truncation.
8546 [CONST_DOUBLE]: Likewise.
8548 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
8549 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8550 * config/arm/unknown-elf.h: Likewise.
8551 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
8552 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
8553 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
8554 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
8555 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
8556 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
8557 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
8558 (ASM_OUTPUT_DWARF_OFFSET): Remove.
8559 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
8560 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8561 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
8562 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
8564 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8566 * cselib.c (hash_rtx): Cast enums to unsigned int.
8568 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8570 * print-rtl.c (print_rtx): Cast enums to int for comparison.
8571 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
8573 * c-format.c (C_STD_VER): Cast to int for comparisons.
8574 (check_function_format): Cast various enums to int for &.
8575 (maybe_read_dollar_number): Likewise.
8576 (check_format_info): Likewise.
8577 (check_format_info_main): Likewise.
8578 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
8579 (safe_from_p): Likewise.
8580 * varasm.c (const_hash): Cast enum to int for %.
8581 * emit-rtl.c (init_emit_once): Use int loop variable to work around
8582 pcc enum problems with < and ++ operators.
8583 * regclass.c (init_reg_sets_1): Cast enums for comparison.
8584 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
8585 (regclass_init): Change enum class to int to iterate over reg_classes.
8586 * genrecog.c (merge_trees): Cast enums for comparison.
8587 * rtl.h (GET_CODE): Cast to enum rtx_code.
8588 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
8589 (GET_MODE): Cast to enum machine_mode.
8590 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
8591 (GET_NOTE_INSN_NAME): Cast enum to int.
8592 * tree.h (TREE_CODE): Cast to enum tree_code.
8593 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
8594 * timevar.c (timevar_print): Change loop variable id from enum to
8596 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
8597 * config/i386/i386.md: Use PUT_MODE for mode assignment.
8598 * toplev.c (compile_file): Cast enum DFI to int.
8599 (decode_d_option): Likewise.
8601 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
8603 * cppinit.c (append_include_chain): Mark "after" include file name list
8604 as a system directory.
8605 * cpp.texi: Document new behavior.
8607 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
8609 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
8611 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
8613 * cppfiles.c (struct include_file): Update.
8614 (stack_include_file): Use search_from.
8615 (cpp_included, find_include_file): Update.
8616 (cpp_execute_include): Update. ptr->name may not be
8617 null terminated. Use the new search_from member variable
8619 (_cpp_compare_file_date): Similarly.
8620 (search_from): New function, similiar to actual_directory.
8621 (actual_directory): Delete.
8622 (remap_filename): Update. loc->name may not be null terminated.
8623 (struct file_name_list): Rename search_path. Update.
8624 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
8625 search_from and dir.
8626 (struct cpp_reader): Remove actual_dirs.
8627 * cppinit.c (struct cpp_pending): Update for renamed objects.
8628 (append_include_chain, remove_dup_dir, remove_dup_dirs,
8629 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
8630 * cpplib.h (struct cpp_options): Similarly.
8632 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8634 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
8635 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
8636 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
8637 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8638 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8639 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8640 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8641 config/i370/xm-linux.h, config/i370/xm-mvs.h,
8642 config/i370/xm-oe.h, config/i386/xm-aix.h,
8643 config/i386/xm-i386.h, config/i386/xm-osf.h,
8644 config/i860/xm-i860.h, config/i960/xm-i960.h,
8645 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
8646 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
8647 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
8648 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
8649 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
8650 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8651 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8652 config/pj/xm-pj.h, config/romp/xm-romp.h,
8653 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8654 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8655 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8656 config/v850/xm-v850.h, config/vax/xm-vax.h,
8657 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
8658 Do not define TRUE or FALSE.
8660 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
8661 empty by above change.
8662 * config.gcc: Remove references to these files.
8664 * configure.in: Detect stdbool.h.
8665 * configure, config.in: Regenerate.
8666 * system.h: Include stddef.h here if available.
8667 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
8668 Then set up a sensible boolean type at the very end.
8670 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
8671 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
8673 * hash.h: Delete 'boolean' typedef and related #undefs.
8675 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
8676 all uses of 'boolean' with 'bool'.
8678 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
8680 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
8681 * cppexp.c (lex): Cast enums for comparison.
8682 * cppinit.c (parse_option): Cast enum for comparison.
8683 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
8684 (cpp_output_token): Likewise.
8685 (cpp_can_paste): Cast enums for comparsion and plus/minus.
8686 (cpp_avoid_paste): Cast enums for minus and comparison.
8688 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8690 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
8691 field to all array elements.
8693 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8695 * cpphash.h (struct cpp_reader): Add print_version field.
8696 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
8697 just set print_version and other flags as appropriate.
8698 (cpp_post_options): Print version here if print_version is set.
8700 * toplev.c (exit_after_options): New flag.
8701 (independent_decode_option): Don't exit here; just set
8703 (main): Exit after calling lang_hooks.post_options if
8704 exit_after_options is true.
8706 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
8707 (merge_include_chains): Adjust comment to match code.
8709 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8711 * stringpool.c (set_identifier): New function.
8712 * tree.h: Prototype it.
8714 * c-parse.in: Kill D_YES. If compiled for objc, call
8715 save_and_forget_protocol_qualifiers from init_reswords.
8716 * objc/objc-act.c (remember_protocol_qualifiers,
8717 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
8718 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
8720 (save_and_forget_protocol_qualifiers): New function.
8721 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
8723 2001-03-01 Diego Novillo <dnovillo@redhat.com>
8725 * c-semantics.c (prune_unused_decls): Return error_mark_node
8726 instead of (tree) 1 to stop traversing the tree chain.
8728 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8730 Fix a problem introduced by Kenner's Feb 18 change.
8731 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
8732 flag_cse_skip_blocks only temporarily, not for ever.
8734 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
8736 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
8737 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
8739 * pa.c (emit_move_sequence): Verify operand0 is a hard register
8740 before determining its register class.
8742 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8744 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
8745 from reg 4 if current_function_calls_setjmp.
8746 (gen_nop_type): New function.
8747 (ia64_emit_nops): New function.
8748 (ia64_reorg): Call it.
8749 (ia64_sched_reorder): Move code that rotates bundles up a bit.
8751 * reload1.c (eliminate_regs_in_insn): Restrict the special case
8752 code not to try to optimize adds with anything but a REG destination.
8754 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
8755 (INSN_PRIORITY_KNOWN): New accessor macro.
8756 * haifa-sched.c (priority): Use it instead of testing priority against
8759 2001-02-28 DJ Delorie <dj@redhat.com>
8761 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
8762 since that doesn't work the way gcc wants on a generic m68k.
8764 2001-02-28 Richard Henderson <rth@redhat.com>
8766 * caller-save.c (save_call_clobbered_regs): Fix typo in
8767 comparison last change.
8769 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
8771 * i386.c (pentium4_cost): New.
8772 (m_PENT4): New macro.
8773 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
8774 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
8775 x86_integer_DFmode_moves, x86_partial_reg_dependency,
8776 x86_memory_mismatch_stall): Add Pentium4
8777 (x86_use_q_reg, x86_use_any_reg): Kill.
8778 (override_options): Add pentium4.
8779 (incdec_operand): Return 0 for pentium4.
8780 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
8781 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
8782 (TARGET_PENTIUM4): Define.
8783 (enum processor_type): Add PROCESSOR_PENTIUM4.
8784 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
8785 * i386.md (attribute "cpu"): Add pentium4.
8786 * invoke.texi (march): Add pentium4.
8788 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
8790 * i386.md (sse_mov?fcc*): New patterns and splitters.
8791 * i386.c (ix86_expand_movcc): Work post-reload; recognize
8792 the SSE based conditional moves.
8794 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
8796 * i386.md (attribute mode): Add "TI".
8797 (movsf_1): Add pxor support; remove constant propagation splitter.
8798 (movdf_integer): Likewise.
8799 (movdf_nointeger): Likewise.
8800 (movxf constant prop splitter): Handle all modes; update for SSE.
8801 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
8802 * i386.c (standard_80387_constant_p): Rewrite.
8803 (standard_sse_constant_p): New.
8804 * i386-protos.h (standard_sse_constant_p): New.
8806 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
8808 * i386.md (sse_setccsf, sse_setccdf): New.
8809 (sse_cmp* patterns): Use '%D' instead of outputtting condition
8811 * i386.c (sse_comparison_operator): Accept the supported unordered
8812 comparses; be ready for fast_math.
8813 (print_operand): Support 'D'.
8815 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
8817 * jump.c (reversed_comparison_code): Kill.
8819 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
8821 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
8824 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
8826 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
8827 add missing '%' in constraints.
8829 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
8831 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
8832 for HOST_BITS_PER_WIDE_INT == 32 too.
8834 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
8836 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
8838 (insert_save, insert_restore): New parameter save_mode.
8839 (init_caller_save): Update initialization of reg_save_code
8840 and reg_restore_code.
8841 (save_call_clobbered_regs): Compute save_modes and update calls to
8842 reg_save_code and reg_restore_code.
8843 (insert_restore): Unsignetize numbers; use save_modes to choose mode
8844 of spill; update use of reg_restore_code.
8845 (insert_save): Likewise.
8846 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8847 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8848 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
8850 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8852 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
8853 noce_try_store_flag_inc, noce_try_store_flag_mask,
8854 noce_try_cmove_arith):
8855 Use reversed_comparison_code instead of reverse_comparison and
8856 can_reverse_comparison_p.
8858 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
8860 * jump.c (reversed_comparison_code_parts): Allow reversal of
8861 unordered compares in -ffast-math mode; reverse ordered compares
8862 for FP even w/o -ffast-math.
8864 2001-02-27 Richard Henderson <rth@redhat.com>
8866 * print-rtl.c (print_rtx) [i]: Don't print field five on
8867 NOTEs other than NOTE_INSN_DELETED_LABEL.
8869 2001-02-27 Zack Weinberg <zackw@stanford.edu>
8871 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
8872 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
8874 2001-02-27 Diego Novillo <dnovillo@redhat.com>
8876 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
8877 even if walk_subtrees is 0.
8878 * c-semantics.c (prune_unused_decls): Return a non-null value to
8879 stop traversing the tree chain.
8881 2001-02-27 DJ Delorie <dj@redhat.com>
8883 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
8884 register, *then* define it as the new CFA.
8886 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
8888 * pa.c (override_options): Promote -fpic to -fPIC.
8889 (legitimize_pic_address): Simplify due to removal of
8890 small PIC as a code generation option.
8891 (secondary_reload_class): Similarly.
8892 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
8893 (PRINT_OPERAND_ADDRESS): Similarly.
8894 * pa.md (various patterns): Similarly.
8895 (small pic lo_sum pattern): Remove.
8897 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
8900 * md.texi (min, max): Document
8902 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
8904 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
8905 TARGET_PARTIAL_REG_DEPENDENCY.
8906 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
8908 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
8910 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
8912 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
8914 * mips.c (mips_make_temp_file): Fix thinko in last change.
8916 2001-02-26 Jason Eckhardt <jle@redhat.com>
8918 * combine.c (known_cond): Do not reverse the condition when
8919 SMAX/UMAX is being considered and the condition is for equality
8922 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
8924 2001-02-26 Philip Blundell <philb@gnu.org>
8926 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
8928 * config/arm/linux-elf.h: Remove historical relics related to
8929 above configurations.
8930 * config/arm/linux-oldld.h: Delete.
8931 * config/arm/linux-elf26.h: Delete.
8933 2001-02-26 Jason Merrill <jason@redhat.com>
8935 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
8937 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
8938 recognize a tentative definition. Lose obsolete code.
8940 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
8941 variables unless necessary, either.
8943 2001-02-25 Richard Henderson <rth@redhat.com>
8945 * ifcvt.c (struct noce_if_info): Add test_bb.
8946 (noce_get_alt_condition): New.
8947 (noce_try_minmax, noce_try_abs): New.
8948 (noce_operand_ok): New.
8949 (noce_process_if_block): Use them.
8950 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
8952 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
8954 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
8957 2001-02-25 Zack Weinberg <zackw@stanford.edu>
8959 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
8960 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
8962 (mips_asm_file_end): Free temp_filename here.
8964 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8966 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
8967 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
8969 * config/i386/i386.md (movstrsi): Handle FAIL case.
8971 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
8973 * cppinit.c (builtin_array): Update.
8974 (init_builtins): Flag builtins to warn if redefined or
8975 undefined. Define __GXX_WEAK as a normal macro.
8976 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
8977 * cpplib.h (NODE_WARN): New flag.
8978 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
8979 Handle __STDC__ as a builtin only on Solaris.
8980 (warn_of_redefinition): Renamed from check_macro_definition.
8981 Reverse sense of test. Always warn if NODE_WARN.
8982 (_cpp_create_definition): Use warn_of_redefinition. Flag
8983 any macro beginning with "__STDC_" to require a mandatory
8984 warning if redefined or undefined.
8986 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8988 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
8989 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
8990 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
8991 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
8992 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
8993 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
8994 Don't define any of:
8995 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
8996 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
8997 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
8998 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
8999 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
9001 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
9002 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
9005 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
9006 Delete now-empty file.
9008 * alpha/vms.h: Define NEED_ATEXIT here...
9009 * alpha/xm-vms.h: ...not here.
9011 * i386/cygwin.h: Don't define PARAMS.
9012 * mips/mips.c: Don't prototype mktemp. Don't define
9013 P_tmpdir. Use make_temp_file to create temporary files.
9014 Don't be clever and delete temporary files early.
9015 * config.gcc: Drop references to deleted files. Don't define
9017 * gcc.texi: Don't mention USE_PROTOTYPES.
9019 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9021 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
9022 (ix86_set_move_mem_attrs_1): Likewise.
9023 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
9024 * config/i386/i386.md (movstrsi): Call it.
9026 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9028 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
9029 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
9030 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
9031 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
9033 (i750a-*-*): Error here if hosting on i750a.
9034 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
9036 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
9037 Remove (empty modulo comments).
9039 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
9040 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
9041 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
9042 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
9043 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
9044 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
9046 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
9047 Remove reference to winnt.h in comment.
9048 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
9050 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9052 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
9053 used to set another biv.
9055 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9057 * tree.h (BLOCK_DEAD): New macro.
9058 (struct tree_block): New flag, dead_flag.
9059 * print-tree.c (print_node, case 'b'): Print missing fields.
9060 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
9061 * function.c (identify_blocks): Enable test for misplaced notes.
9062 (all_blocks): Skip BLOCK_DEAD blocks.
9063 * integrate.c (integrate_decl_tree): Likewise.
9065 * errors.c (internal_error, trim_filename): New functions.
9066 (fancy_abort): Call internal_error.
9067 * errors.h (internal_error, trim_filename): New declarations.
9069 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
9071 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
9073 (EXTRA_CONSTRAINT): Formatting changes.
9075 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9077 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
9079 2001-02-23 Per Bothner <per@bothner.com>
9081 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
9082 so they can be called from java/jvspec.c.
9083 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
9085 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
9087 * i386.c (ix86_frame): New structure.
9088 (ix86_compute_frame_size): Kill.
9089 (ix86_compute_frame_layout): New.
9090 (ix86_save_reg): New.
9091 (ix86_can_use_return_insn_p): Use frame layout stuff.
9092 (ix86_expand_prologue): Likewise.
9093 (ix86_expand_epilogue): Likewise.
9094 (ix86_initial_elimination_offset): Likewise.
9095 (ix86_nsaved_regs): Use ix86_save_reg.
9096 (ix86_emit_save_regs): Likewise.
9098 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
9100 * flow.c (find_sub_basic_blocks): New function.
9101 (split_block): Be ready for basic block introduced by CODE_LABEL.
9102 (commit_one_edge_insertion): Call find_sub_basic_block.
9104 * flow.c (make_edges): Add edge from entry for blocks starting with
9105 label having ALTERNATE_NAME
9107 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
9109 * function.c (epilogue_done): Be ready for first basic block not
9110 containing PROLOGUE_END note.
9111 (reposition_prologue_and_epilogue_notes): Avoid placing
9112 PROLOGUE_END note between BASIC_BLOCK.
9114 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
9116 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
9118 2001-02-21 DJ Delorie <dj@redhat.com>
9120 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
9121 check for current_function_has_nonlocal_goto from 1999-11-12.
9123 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9125 * diagnostic.c (trim_filename): No longer static.
9126 * toplev.h (trim_filename): Declare.
9127 * rtl.c (rtl_check_failed_bounds): Call internal_error.
9128 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
9129 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
9130 (rtvec_check_failed_bounds): Likewise.
9131 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
9133 * convert.c (convert_to_integer): Don't do unsigned unless result or
9134 both inputs are unsigned.
9136 * fold-const.c (fold_convert): Don't call size_int_type_wide if
9139 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
9141 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
9143 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
9145 * Makefile.in (resource.o): Add params.h dependence.
9146 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
9147 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
9148 * resource.c: Add dependence on params.h.
9149 (current_live_regs): Fix explanatory comment.
9150 (find_basic_block): Add new parameter to permit limiting search
9152 (mark_target_live_regs): Add new argument to find_basic_block call.
9153 (incr_ticks_for_insn): Likewise.
9155 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9157 * diagnostic.c (output_to_stream): Rename to
9158 output_buffer_to_stream. Loses the stream parameter.
9159 (init_output_buffer): Set diagnosic_buffer's stream.
9160 (flush_diagnostic_buffer): Adjust.
9161 (default_print_error_function): Likewise.
9162 (finish_diagnostic): Likewise.
9163 (verbatim): Likewise.
9165 * diagnostic.h (struct output_buffer): Add `stream' field.
9166 (output_buffer_attached_stream): New macro.
9168 2001-02-23 Jakub Jelinek <jakub@redhat.com>
9170 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
9171 check if either operand is divisible by C.
9172 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
9173 If type is signed, consider negative numbers as well.
9175 2001-02-22 Richard Henderson <rth@redhat.com>
9177 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
9178 reach .text instead of gp-relative relocs.
9179 * config/ia64/crtend.asm (.init): Likewise.
9181 2001-02-22 Andreas Jaeger <aj@suse.de>
9183 * extend.texi (C++ Attributes): Fix typo.
9185 2001-02-21 David Mosberger <davidm@hpl.hp.com>
9187 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
9188 functions, drop current_function_args_info.words test.
9189 (ia64_compute_frame_size): Mark syscall_linkage functions as
9190 using eight input registers.
9192 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
9193 Bruce Korb <bkorb@gnu.org>
9195 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
9196 * fixinc/README: Document how to convert sed substitutions
9197 to format style c_fix-es.
9198 * fixinc/fixincl.x: regen
9200 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
9202 * gcc.c: Add comment explaining how to add a command-line option.
9203 Add title to specs language comment.
9205 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9207 * gcc.c (cc1_options): Add "-param".
9208 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
9209 (option_map): Likewise.
9210 * toplev.c (display_help): Add entry for "--param".
9211 (independent_decode_option): Fix typographical error.
9213 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
9214 Bernd Schmidt <bernds@redhat.com>
9215 Jan Hubicka <jh@suse.cz>
9217 * i386.c (function_arg_advance): Pass SSE arguments in registers.
9218 (function_arg): Likewise.
9220 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
9222 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
9224 2001-02-21 Kazu Hirata <kazu@hxi.com>
9226 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
9230 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
9232 * flow.c (init_propagate_block_info): Canon address and use single_set
9233 for killing dead memory stores.
9235 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9237 * Makefile.in (reorg.o): Add params.h dependence.
9238 * params.def: Fix typographical error in comment.
9239 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9240 * params.h: Modify introductory comment.
9241 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9242 * reorg.c: Add dependence on params.h.
9243 (redundant_insn): Add parameterized throttle for search.
9244 (fill_simple_delay_slots): Add a comment explaining a variable.
9245 Move conditional out of loop, simplifying code.
9246 (fill_eager_delay_slots): Fix typographical error in comment.
9248 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
9250 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
9252 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
9253 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
9255 2001-02-21 Jason Merrill <jason@redhat.com>
9257 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
9258 (struct tree_decl): Add uninlinable bitfield.
9259 * c-decl.c (duplicate_decls): Set it.
9260 * integrate.c (function_cannot_inline_p): Check it.
9262 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
9263 DW_AT_MIPS_linkage_name to abstract methods.
9264 (dwarf2out_abstract_function): Emit class context before calling
9265 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
9266 (gen_subprogram_die): Remove obsolete code.
9267 (gen_member_die): Don't include clones in the member list.
9268 (gen_decl_die): Emit abstract info for clone origin.
9269 * dwarfout.c (output_type): Don't include clones in the member list.
9270 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
9271 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
9272 DECL_ABSTRACT on a function that already has it set.
9274 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
9275 (get_subprogram_die): Pass it in.
9277 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
9279 * flow.c (mark_set_1): Make not_dead unsigned long. For
9280 non-pseudos, use it as a bitmask of the hard regs that
9283 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
9285 * cppfiles.c: Update comments.
9286 (_cpp_read_file): Don't check for NULL filenames any more.
9287 * cppinit.c (cpp_start_read): Don't do canonicalization of
9288 in_fname and out_fname. Use the passed file name exclusively.
9289 (_cpp_handle_options): Don't treat "-" as a command line option,
9290 but as a normal filename.
9291 (_cpp_post_options): Canonicalize in_fname and out_fname.
9292 * cppmain.c (printer_init): Don't check out_fname for NULL.
9293 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
9294 (init_c_lex): Update, and use "" to represent stdin to CPP.
9297 2001-02-20 Will Cohen <wcohen@redhat.com>
9299 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
9300 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
9301 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
9304 2001-02-20 Stan Shebs <shebs@apple.com>
9306 * config/rs6000/rs6000.c (output_cbranch): Output branches
9307 on separate lines instead of using ';' to separate.
9309 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9311 * cppinit.c (set_lang): Move builtin handling to...
9312 (init_builtins): ...here.
9313 (_cpp_create_reader): Move call to set_lang.
9315 2001-02-20 Mark Mitchell <mark@codesourcery.com>
9317 * stmt.c (expand_return): If an attempt is made to return the
9318 error_mar_node, treat the return like a return without a value.
9320 2001-02-19 Zack Weinberg <zackw@stanford.edu>
9322 * sibcall.c (skip_copy_to_return_value): Call
9323 identify_call_return_value here, and return orig_insn if it
9324 returns zero. Hardret and softret arguments now unnecessary.
9325 (call_ends_block_p): Don't call identify_call_return_value here.
9327 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
9329 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
9330 * ggc.h (ggc_mark_if_gcable): Delete prototype.
9332 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
9334 * pa.c (move_operand): Accept code to load the address of a
9335 symbol out of the DLT as a valid move operand.
9336 (print_operand, case 'A'): New to handle generating a DLT
9337 reference for a LO_SUM expression.
9338 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
9339 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
9341 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
9343 * README, cpp.texi, gcc.texi, version.c: Update version number to
9345 * cpp.1, gcov.1, gcc.1: Regenerate.
9347 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9349 * cppfiles.c (stack_include_file): Generate dependencies
9350 here, and manage include_count here too.
9351 (PRINT_THIS_DEP): Delete.
9352 (_cpp_execute_include): Do not generate dependencies here,
9353 apart from the case of a missing header. Do not manage
9355 (_cpp_read_file): Leave dependency generation to
9358 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
9360 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
9361 target_cpu_default. Remove dead assignment to
9364 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
9366 * regclass.c (contains_reg_of_mode): Make global.
9367 (init_reg_sets): Remove contains_reg_of_mode; take into account
9368 CLASS_MAX_NREGS when looking for the proper mode.
9369 (dump_regclass): Dump only classes considered for the pseudo.
9370 (regclass): Use contains_reg_of_mode.
9372 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
9374 * gcc.c (do_spec_1): 'n' for printing notices.
9375 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
9377 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
9379 * reg-stack.c (next_flags_user): Use current_block->end
9380 (swap_rtx_condition): Look for next user if flags don't die;
9381 give up on CALL_INSNs; use current_block->end.
9383 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9385 * sibcall.c (call_ends_block_p): New function.
9386 (optimize_sibling_and_tail_recursive_call): Use it.
9388 2001-02-18 Kazu Hirata <kazu@hxi.com>
9390 * config/h8300/h8300.md: Update copyright.
9391 (andsi3): Do not output an extra newline character.
9393 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9395 * toplev.c (note_deferral_of_defined_inlined_function): Argument
9396 FNDECL may be unused.
9398 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
9399 follow jumps after first run.
9400 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
9401 it doesn't change any jumps.
9403 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
9405 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
9406 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
9407 (mostlyclean): Corresponding changes.
9408 * rtlanal.c (hard-reg-set.h): Include.
9409 (rtx_unstable_p): Do not treat the argument pointer specially
9410 if it is not a fixed register.
9411 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
9413 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9415 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
9416 against last real insn in basic block.
9417 Rework to avoid gotos.
9419 * Makefile.in (gcse.o): Now includes ggc.h.
9420 * gcse.c: Include ggc.h.
9421 (want_to_gcse_p): Verify expression can be in SET as valid insn.
9422 (try_replace_reg): Remove warning of uninitialize variable.
9423 (process_insert_insn): Call invalid_insn_p to validate insn.
9424 * recog.c (insn_invalid_p): Now global.
9425 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
9426 * recog.h (insn_invalid_p): New declaration.
9428 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
9430 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
9431 assignments from FP constants since 'Y' output code can't handle it.
9432 (eligible_for_sibcall_delay): Likewise.
9434 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
9435 Call fancy_abort directly, passing args.
9436 (print_rtl_and_abort): Now a macro, like fancy_abort.
9438 * final.c (output_operand_lossage): Use internal_error, not error.
9440 2001-02-18 Shane Nay <shane@agendacomputing.com>
9442 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
9443 structure shift insns.
9445 2001-02-18 Mark Mitchell <mark@codesourcery.com>
9447 * invoke.texi (-fsquangle): Remove documentation.
9448 (-fname-mangling-version): Likewise.
9450 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
9452 * optabs.c (expand_abs): Remove reference to
9453 HAVE_contitional_arithmetic.
9454 * combine.c (simplify_set): Likewise.
9456 2001-02-18 Richard Henderson <rth@redhat.com>
9458 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
9461 2001-02-18 Richard Henderson <rth@redhat.com>
9463 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
9465 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
9467 * reload1.c (reload_cse_simplify_set): Fix typo.
9469 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9471 * diagnostic.c (_fatal_insn): Decrement errorcount.
9473 * invoke.texi (-I): Add note avoiding use for system header files.
9475 * rtl.h (add_clobbers): Remove duplicate declaration.
9476 * recog.h (added_clobbers_hard_reg_p): New declaration.
9477 * genemit.c (struct clobber_pat): New field has_hard_reg.
9478 (gen_insn): Record if added clobbers clobber hard reg.
9479 (gen_split): Avoid unused warning if number of operands is 0.
9480 (output_added_clobbers_hard_reg_p): New function.
9483 2001-02-18 Alan Modra <alan@linuxcare.com.au>
9485 * pa.c (hppa_expand_prologue): Simplify code storing return
9486 pointer. For large (>=8k) frames with a post_store, adjust stack
9487 pointer by 8k-64 first rather than by 64. When testing with
9488 VAL_14_BITS_P, always use the actual value rather than the value
9489 negated. Add blockage to prevent scheduling of spills before
9490 stack frame has been created.
9491 (hppa_expand_epilogue): Simplify code loading return pointer.
9492 Allow a slightly larger range for merge_sp_adjust_with_load case.
9493 When testing with VAL_14_BITS_P, always use the actual value.
9495 * pa.c (pa_adjust_insn_length): Check that block move
9496 pattern is a set before looking at operands.
9498 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9500 * fold-const.c (fold_binary_op_with_conditional_arg): New
9501 function, split out from ...
9503 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
9504 conditional arms that throw exceptions.
9506 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
9509 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9511 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
9512 define HAVE_DECL_* to 1 to mask potential backup declarations.
9513 * configure: Regenerated.
9515 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9517 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
9519 2001-02-17 Richard Henderson <rth@redhat.com>
9521 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
9522 when replacing a memory load with a register.
9524 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9525 Jan Hubicka <jh@suse.cz>
9527 * recog.c (validate_replace_src_1): New.
9528 (validate_replace_src_data): Likewise.
9529 (validate_replace_src): Use note_uses.
9530 * rtl.h (note_uses): Declare.
9531 * rtlanal.c (note_uses): New.
9533 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
9535 * reg-stack.c (stack_def): Make field reg unsigned.
9536 (remove_regno_note): Unsignetize parameter.
9538 2001-02-16 Jes Sorensen <jes@linuxcare.com>
9540 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
9541 shladd_operand() call.
9543 2001-02-16 Bruce Korb <bkorb@gnu.org>
9544 Rodney Brown <RodneyBrown@mynd.com>
9546 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
9547 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
9548 machine restrictions
9549 * fixinc/fixincl.x: regen
9551 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9553 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
9555 (hash_scan_insn): Clean up calls to hash_scan_set.
9556 (compute_kill_rd): REGNO now unsigned.
9557 (try_replace_reg): Rework to use simplify_replace_rtx.
9558 (cprop_jump, cprop_cc0_jump): Likewise.
9559 (cprop_insn): Call find_reg_equal_equiv_note.
9560 Reflect changes to cprop_jump and cprop_cc0_jump.
9562 * recog.c (validate_replace_src): Replace in operands of
9563 ZERO_EXTRACT in SET_DEST.
9565 * cse.c (new_label_ref): New variable.
9566 (insert): Set it instead of recorded_label_ref.
9567 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
9568 CODE_LABEL for this function, and not already in REG_LABEL note.
9570 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
9572 * resource.c (mark_referenced_resources): Fix typo in introductory
9574 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
9577 2001-02-16 Jason Merrill <jason@redhat.com>
9579 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
9581 (gen_subprogram_die): Don't abort on seeing a second definition if
9582 the previous one was abstract. Don't replace an abstract instance
9583 in the lookup table.
9585 * dwarf2out.c (dwarf2out_abstract_function): Rename from
9586 gen_abstract_function.
9587 * dwarf2out.h: Declare it.
9588 * toplev.c (note_outlining_of_inline_function): New fn.
9589 * toplev.h: Declare it.
9590 * integrate.c (output_inline_function): Call it.
9591 * c-decl.c (duplicate_decls): Call it when redefining an extern
9592 inline. Don't inline the new defn.
9594 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
9596 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9598 * .gdbinit: Rename to gdbinit.in.
9599 * gdbinit.in: New file,
9600 * configure.in: Generate .gdbinit from gdbinit.in.
9601 * configure: Regenerated.
9602 * Makefile.in (distclean): Always remove .gdbinit.
9604 2001-02-16 Jakub Jelinek <jakub@redhat.com>
9606 * objc/objc-act.c (start_class): Register implemented_classes with
9609 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
9611 * cppfiles.c (_cpp_make_system_header): Generate a file
9614 2001-02-15 Jim Meyering <meyering@lucent.com>
9616 * Makefile.in (install-common): Don't depend on installdirs here.
9617 Instead, make each of the lang.install-common targets (e.g.,
9618 c++.install-common in cp/Make-lang.in) depend on it.
9619 (install-driver): Depend on installdirs.
9621 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9623 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
9625 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
9628 2001-02-15 Mark Mitchell <mark@codesourcery.com>
9630 * invoke.texi (--param): Document.
9632 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
9634 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
9636 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
9638 * i386.md (extendsfdf2_2): Fix constraints.
9640 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
9642 * i386.md (fop_df_3 splitter): Fix operand number.
9644 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
9646 * invoke.texi (-mreg-alloc): Nuke.
9647 * i386.c (ix86_reg_alloc_order, regs_allocated,
9648 order_regs_for_local_alloc): Nuke.
9649 (override_options): Kill reg_alloc code.
9650 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
9651 (REG_ALLOC_ORDER): SSE goes before I387.
9652 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
9653 (ix86_reg_alloc_order): Likewise.
9654 * i386-protos.h (ix86_reg_alloc_order): Kill.
9656 2001-02-14 Richard Henderson <rth@redhat.com>
9658 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
9660 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
9662 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
9664 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
9666 * i386-protos.h (ix86_memory_move_cost): Move offline.
9667 * i386.c (ix86_register_move_cost): Compute properly cost of
9668 SSE, MMX and i387 instructions.
9669 (*_cost): Add costs of SSE/MMX moves.
9670 (ix86_memory_move_cost): Move offline from ....; Likewise.
9671 * i386.h (MEMORY_MOVE_COST): .... here;
9672 (struct processor costs): Add new fields to represent costs
9675 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
9677 * regclass.c (init_reg_sets_1): Reinstall the optimization of
9678 move_cost together with Matt Kraai's fix.
9680 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9682 * Makefile.in (OBJS): Add params.o.
9684 2001-02-14 Richard Henderson <rth@redhat.com>
9685 DJ Delorie <dj@redhat.com>
9687 * jump.c (jump_optimize_1): When we delete a conditional jump
9688 preceeding a non-conditional jump to effectively the same place,
9689 make sure that the combined jump skips any clobber insns between
9692 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9694 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
9696 2001-02-14 Mark Mitchell <mark@codesourcery.com>
9698 * Makefile.in (toplev.o): Depend on params.h.
9699 (intergate.o): Likewise.
9700 (params.o): New target.
9701 * flags.h (inline_max_insns): Remove.
9702 * integrate.c: Include params.h.
9703 Use MAX_INLINE_INSNS instead of inline_max_insns.
9704 * params.c: New file.
9705 * params.h: Likewise.
9706 * params.def: Likewise.
9707 * toplev.c: Include params.h.
9708 (lang_independent_params): New variable.
9709 (decode_f_option): Use the param machinery instead of setting
9711 (independent_decode_option): Handle "--param name=value".
9712 (main): Register language-independent parameters.
9714 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
9716 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
9718 2001-02-14 Richard Henderson <rth@redhat.com>
9720 * regclass.c (init_reg_sets_1): Revert last two changes.
9722 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9724 * stor-layout.c (is_pending_size, put_pending_size): New functions.
9725 (variable_size): Call put_pending_size.
9726 * tree.h (is_pending_size, put_pending_size): Add prototypes.
9727 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
9728 sizes list, put newly created SAVE_EXPR there as well.
9730 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9732 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
9733 (errata_find_address_regs): load_group has only 2 entries.
9734 (errata_emit_nops): Likewise. shladd is not problematic.
9735 Clear last_group if nop was emitted.
9736 (fixup_errata): load_group has only 2 entries.
9739 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
9741 * c-lex.c (lex_number): Only warn traditionally for U suffix
9742 outside system macros.
9743 * cppexp.c (parse_number): Similarly.
9744 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
9745 * cppmacro.c (struct cpp_macro): New member node.
9746 (parse_args): Only warn about missing rest args if not
9748 (funlike_invocation_p): Similarly for uninvoked funlike macros.
9749 (cpp_sys_objmacro_p): New.
9750 (_cpp_create_definition): Store the node with the macro defn.
9751 Remember if the macro is defined in a system header.
9753 2001-02-13 DJ Delorie <dj@redhat.com>
9755 * configure.in (check_languages): determine languages to check
9756 * Makefile.in (check-c++): alias for check-g++
9757 (check-f77): alias for check-g77
9758 (CHECK_TARGETS): depend on configured languages
9760 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
9762 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9763 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9764 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9765 (sqrtextendsfdf2): Disable for SSE2.
9767 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9769 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9770 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9771 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9772 (sqrtextendsfdf2): Disable for SSE2.
9774 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
9776 * i386.md (movsfcc_1): Support integer cmove instruction.
9777 (movdfcc_1): Likewise; new splitter.
9779 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
9781 * i386.c (output_fp_compare): Support SSE.
9782 (prepare_fp_compare_args): SSE comparisons always support memory.
9783 * i386.h (TARGET_CMOVE): SSE imply cmove.
9784 * i386.md (cmp?f2): Enable for SSE too.
9785 (cmpfp_i*): Support SSE.
9787 (cmpfp_i_sse_only): New.
9788 (s*, b* fp expanters): Enable for SSE too.
9789 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
9792 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
9794 * regclass.c (init_reg_sets_1): Silence warning.
9796 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
9798 * i386.md (sqrt?f2): Change to expander.
9799 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
9801 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9803 * rtlanal.c (find_reg_equal_equiv_note): New function.
9804 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
9805 (simplify_gen_relational, simplify_replace_rtx): Likewise.
9806 * rtl.h: Add declarations for above functions.
9808 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
9810 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
9812 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
9813 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
9814 * flow.c (mark_regs_live_at_end): Likewise.
9815 (calculate_global_regs_live): Likewise.
9816 * gcse.c (compute_hash_table): Likewise.
9817 (compute_kill_rd): Likewise.
9818 * resource.c (mark_target_live_regs): Likewise.
9819 * rtl.h (INVALID_REGNUM): New macro.
9821 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
9823 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
9825 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
9827 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
9830 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
9832 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
9834 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
9835 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
9836 (fop_sf_1_sse, fop_df_1_sse): New patterns
9837 (fop_*): Disable float_extend and float patterns for SSE compilation.
9838 * i386.c (output_387_binary_op): Support SSE.
9840 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
9842 * i386.md (dummy_extendsfdf2): Support SSE2
9843 (extendsfdf2): Enable if 80387 or SSE2.
9844 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
9845 and no MIX_I387_SSE2
9846 (extendsfdf2_1_sse_only): New pattern.
9847 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
9849 (truncdfsf2_1): Support SSE.
9850 (truncdfsf2_2): Support SSE.
9851 (truncdfsf2_2_1_sse): New pattern.
9852 (fixtruncsfsi2): Always use SSE if available.
9853 (fix_truncsfsi_sse): New pattern.
9854 (fix_truncdfsi_sse): New pattern.
9855 (floatsis?f2): Support SSE.
9856 (floatsidf2_i387): New pattern.
9857 (floatsidf2_sse): Likewise.
9859 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9861 * configure.in: Use "have_gnat" variable, not "gnat".
9862 * configure: Regenerated.
9864 * config/sparc/sparc.c (function_value): Treat all non-record
9865 aggregate types like used to treat UNION_TYPE.
9867 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
9869 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
9870 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
9872 (MASK_MIX_SSE_I387): New.
9873 (TARGET_SSE): SSE2 imply SSE.
9874 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
9875 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
9876 (enum reg_class): Add new classes.
9877 (REG_CLASS_NAMES): Likewise.
9878 (REG_CLASS_CONTENTS): Likewise.
9879 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
9880 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
9881 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
9882 (CLASS_MAX_NREGS): Use new macros.
9883 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
9884 * i386.md (pushsf, movsf): Support SSE.
9885 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
9886 splitters to use ANY_FP_REGNO_P.
9887 (movdf_nointeger, movdf_integer): Likewise.
9889 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9891 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
9892 (try_combine): Use it.
9894 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
9896 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
9897 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
9898 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
9899 (REGISTER_MOVE_COST): Likewise.
9900 * i386-protos.h (ix86_secondary_memory_needed,
9901 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
9902 * i386.c (ix86_secondary_memory_needed,
9903 ix86_preferred_reload_class, ix86_register_move_cost): New function.
9905 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
9907 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
9908 (HARD_REGNO_MODE_OK): Move offline to ....
9909 * i386.c (ix86_hard_regno_mode_ok) ... here;
9910 refuse all incorrect modes.
9911 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
9913 2001-02-13 Richard Henderson <rth@redhat.com>
9915 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
9916 entire operator; replicate that and match_dup the operands.
9917 (cmp_ccx_arith_op_set): Likewise.
9918 (cmp_cc_arith_op_not_set): Likewise.
9919 (cmp_ccx_arith_op_not_set): Likewise.
9921 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9923 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
9925 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9927 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
9928 (TARGET_NO_BITFIELD_WORD): New macro.
9929 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
9930 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
9932 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9934 * cselib.c: New file, from simplify-rtx.c.
9935 * simplify-rtx.c: Remove cselib parts.
9936 * Makefile.in: Add cselib.o.
9938 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9940 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
9941 (setup_incoming_varargs): Remove warning.
9943 * config/rs6000/rs6000.c (validate_condition_mode): When
9944 flag_fast_math, allow floating-point conditionals to be reversed.
9945 (rs6000_generate_compare): When flag_fast_math, don't generate
9946 cror operations for FP conditionals.
9948 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
9950 (ASM_SPEC): Likewise.
9951 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
9952 (CC1_SPEC): Likewise.
9953 (LINK_TARGET_SPEC): Likewise.
9954 (CPP_ENDIAN_SPEC): Likewise.
9955 * Makefile.in (check-consistency): New target.
9957 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
9959 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
9960 "return type defaults" warning for functions with return type
9962 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
9963 function declarations by default rather than only when pedantic.
9965 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
9967 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
9970 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9972 * extend.texi (Deprecated): Deprecate new initializer lists.
9974 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9976 * mkdeps.c (deps_add_default_target): Robustify. Add
9977 basename component only.
9978 * cpp.texi (-M): Describe how default target is generated.
9979 * invoke.texi (-M): Likewise.
9981 2001-02-12 Kazu Hirata <kazu@hxi.com>
9983 * toplev.c (push_float_handler): Remove.
9984 (pop_float_handler): Remove.
9985 * toplev.h: Remove prototypes for the above functions.
9987 2001-02-12 Jakub Jelinek <jakub@redhat.com>
9989 * c-common.c (constant_fits_type_p): New function.
9990 (convert_and_check): Use it.
9992 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9994 * Makefile.in (GXX_ABI_FLAG): Don't define.
9995 * configure.in (--enable-new-gxx-abi): Remove option.
9996 * config.in: Regenerated.
9997 * configure: Likewise.
9999 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
10001 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
10003 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
10004 regular basic block, and arrange for all edges into it to switch
10007 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10009 * Makefile.in (distclean): Do not remove .gdbinit.
10011 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10013 * Makefile.in (gcc.o): Fix typos.
10014 (protize.o): Likewise.
10015 (unprotoize.o): Likewise.
10017 2001-02-11 Richard Henderson <rth@redhat.com>
10019 * tree.c (build1): Check for null operand in last change.
10021 2001-02-11 Richard Henderson <rth@redhat.com>
10023 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
10024 (fold): Don't assume a constant isn't foldable.
10025 * tree.c (build): Set TREE_CONSTANT for an expression with no
10026 side-effects and constant operands.
10027 (build1): Likewise.
10029 2001-02-10 Richard Henderson <rth@redhat.com>
10031 * jump.c (squeeze_notes): Revert 2000-05-12 change.
10033 2001-02-10 Anthony Green <green@redhat.com>
10035 * cpp.texi (Standard Predefined): Add documentation for
10038 * c-common.c (combine_strings): Improve warning message.
10040 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
10042 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
10044 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
10046 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
10048 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
10051 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10053 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
10056 2001-02-09 Nick Clifton <nickc@redhat.com>
10058 * config/arm/arm.md: Change output contraint on post inc
10059 load/store multiple patterns to be a read/write contraint.
10061 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
10063 * gcc.c (cpp_options): Delete .d files on error. Don't delete
10064 .o files when using the -M options.
10066 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10067 David Edelsohn <edelsohn@gnu.org>
10069 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
10070 handle DImode constants. Use one TOC entry for SImode and smaller
10071 constants, aligned properly.
10073 2001-02-08 Jason Merrill <jason@redhat.com>
10075 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
10076 about the SP adjustment for saving the static chain pointer.
10077 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
10078 offset when setting a temporary CFA register.
10080 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
10082 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
10083 powerpc-*-chorusos* .
10084 * config/rs6000/chorus.h : New file.
10085 * config/i386/chorus.h : New file.
10086 * config/sparc/chorus.h : New file.
10087 * config/sparc/t-chorus-elf : New file.
10089 2001-02-08 David Edelsohn <edelsohn@gnu.org>
10091 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
10092 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
10093 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
10094 (__WCHAR_TYPE__): Correct macro name.
10096 2001-02-08 Richard Henderson <rth@redhat.com>
10098 * config/i386/i386.c (ix86_frame_pointer_required): New.
10099 (ix86_setup_frame_addresses): New.
10100 (struct machine_funciton): Add accesses_prev_frame.
10101 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
10102 ix86_frame_pointer_required.
10103 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
10104 (SETUP_FRAME_ADDRESSES): New.
10105 * config/i386/i386-protos.h: Update.
10106 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
10107 from FRAME_POINTER_REQUIRED.
10108 * config/i386/svr3gas.h: Likewise.
10109 * config/i386/sysv3.h: Likewise.
10110 * config/i386/v3gas.h: Likewise.
10112 2001-02-08 Richard Henderson <rth@redhat.com>
10114 * config/sparc/sparc.c (function_arg_record_value_3): Fix
10115 calculation of the number of integer registers required.
10116 (function_arg_record_value): Likewise.
10118 2001-02-08 Jason Merrill <jason@redhat.com>
10120 * diagnostic.c (internal_error): Say "confused" after 1 error, not
10121 two. Print file and line with "confused" message.
10123 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
10125 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10127 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
10129 2001-02-08 Bernd Schmidt <bernds@redhat.com>
10131 * final.c (cleanup_subreg_operands): The address of a MEM can
10134 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
10137 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
10139 * gcc.texi (Incompatibilities): Update documentation of
10140 preprocessing numbers.
10142 2001-02-07 Jakub Jelinek <jakub@redhat.com>
10144 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
10146 2001-02-07 Mark Mitchell <mark@codesourcery.com>
10148 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
10150 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
10151 * gcc.c (struct compiler): Add cpp_spec field.
10152 (input_file_compiler): New variable.
10153 (do_spec_1): Allow a particular compiler to handle `%C'
10155 (main): Store the current compiler in input_file_compiler.
10156 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
10158 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
10160 * cpphash.h (struct spec_nodes): Add n_true and n_false.
10161 * cppinit.c (cpp_create_reader): Initialize them.
10162 (append_include_chain): cxx_aware arg might be unused.
10163 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
10164 keywords and give them their phase 7 meaning. Pedwarn about
10165 this unless '__bool_true_false_are_defined' is defined.
10167 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10169 * lcm.c (optimize_mode_switching): Emit mode_set before the
10170 JUMP_INSN of an abnormal edge.
10172 2001-02-07 Bernd Schmidt <bernds@redhat.com>
10174 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
10175 a scheduling barrier at the end.
10177 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
10179 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10181 * config/sh/sh.md (reload_outsf): Removed.
10182 (movsf_ie): Introduce constraints for FPUL loads and stores.
10183 (reload_insf): Broaden the output constraint.
10185 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
10187 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
10188 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
10190 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
10192 * final.c: Revert my previous changes.
10193 * output.h: Make profile_label_no extern.
10194 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
10195 for generating label.
10197 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
10199 * config/i386/djgpp.h: Add comments about standard paths.
10200 (MD_EXEC_PREFIX): Undefine before defining.
10201 (MD_STARTFILE_PREFIX): New.
10203 2001-01-30 Bruce Korb <bkorb@gnu.org>
10205 fixinc/fixincl.c(process): Emit error message only if appropriate :)
10206 (load_file): do not rely on load_file_data() to close file pointer
10207 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
10208 fixinc/inclhack.def(irix_limits_const): add test_text
10210 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10212 * cppexp.c (parse_defined): Improve diagnostics for invalid
10215 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10217 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
10219 2001-02-06 Mark Mitchell <mark@codesourcery.com>
10221 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
10222 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
10223 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
10224 (rs6000_output_symbol_ref): New function.
10225 (output_toc): Use VTABLE_NAME_P.
10227 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10229 * print-tree.c (print_node, case PARM_DECL):
10230 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
10232 * stor-layout.c (reference_types_internal): New variable.
10233 (internal_reference_types): New function.
10234 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
10235 * tree.h (internal_reference_types): New declaration.
10237 * cse.c (find_best_addr): Fix typo in computing cost.
10239 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10241 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
10242 and this is the sum of a pointer and a constant, we know the result
10244 (num_sign_bit_copies, case PLUS): Likewise.
10245 * explow.c (convert_memory_address): Remove opposite SUBREG.
10246 * function.c (instantiate_new_reg): New function (from common code).
10247 (instantiate_virtual_regs_1): Call it.
10248 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
10249 if pointers sign- or zero-extend.
10250 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
10251 If pointers extend unsigned, use inside of SUBREG.
10252 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
10254 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
10256 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
10257 subdir of gcc_gxx_include_dir.
10258 (gcc_gxx_target_include_dir): Remove.
10260 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
10262 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
10263 (dwarf2out_frame_debug_expr): Revise introductory comments to add
10264 a high-level description.
10266 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
10268 * final.c: Move the declaration of profile_label_no to ...
10269 * output.h: ... here.
10270 * function.c (expand_function_start): Call PROFILE_HOOK.
10271 * config/rs6000/aix.h: Define PROFILE_HOOK.
10272 * config/rs6000/rs6000-protos.h: output_profile_hook new.
10273 * config/rs6000/rs6000.c (output_profile_hook): Define.
10274 (output_prolog): Do nothing for ABI_AIX as it is taken care by
10275 output_profile_hook.
10276 tm.texi : Explain new macro PROFILE_HOOK.
10278 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
10280 * extend.texi (Extended Asm): Do not say that semicolon is always
10281 a valid line-breaking character for GNU assemblers. Use
10282 newline-tab as the most commonly supported syntax. Use
10283 newline-tab rather than semicolon in multi-insn examples.
10285 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10287 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
10289 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10290 David Edelsohn <edelsohn@gnu.org>
10292 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
10293 code for AIX, even without flag_pic.
10295 2001-02-05 Jakub Jelinek <jakub@redhat.com>
10297 * c-typeck.c (common_type): push and pop binding level around
10298 calling common_type on function parameters.
10300 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
10302 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
10304 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10306 * config/mips/mips.c (override_options): Fix typo in last change.
10307 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
10308 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
10310 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
10312 * invoke.texi (-fdump-class-layout): Document.
10313 (-fdump-translation-unit): Use `=' as filename separator.
10315 2001-02-05 Mark Mitchell <mark@codesourcery.com>
10317 * Makefile.in (s-mlib): Don't build multilibs if
10318 --disable-multilib.
10319 (DRIVER_DEFINES): Adjust accordingly.
10321 (protoize.o): Likewise.
10322 (unprotoize.o): Likewise.
10323 * configure.in: Recognize --enable-multilib.
10325 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10327 * Makefile.in (DRIVER_DEFINES): Fix quoting.
10329 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
10330 * configure.in: Remove --enable-libstdcxx_v3 support.
10331 * configure: Regenerated.
10333 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10335 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
10336 Call abort instead of fatal.
10337 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
10338 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
10339 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
10340 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
10341 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
10342 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
10344 * diagnostic.h (set_internal_error_function): Renamed.
10345 * toplev.h (internal_error): Renamed from fatal.
10346 (pfatal_with_name): Deleted.
10347 (fatal_io_error): Now has printf-style arguments.
10348 * diagnostic.c (pfatal_with_name): Deleted.
10349 (fatal_io_error): Rework to have args in printf-style.
10350 (set_internal_error_function): Renamed from set_fatal_function.
10351 (internal_error): Renamed from fatal.
10352 (error_recursion, fancy_abort): Call internal_error instead of fatal.
10353 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
10354 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
10355 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
10356 * flow.c (verify_flow_info): Likewise.
10357 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
10358 * config/mips/mips.c (save_restore_insns): Likewise.
10360 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
10361 * flow.c (verify_flow_info): Likewise.
10362 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
10363 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
10364 (avr_normalize_condition): Likewise.
10365 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
10366 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
10367 (limit_reload_class, double_reg_to_memory): Likewise.
10368 (print_operand_address, emit_1600_code_shift): Likewise.
10369 (gen_tst_reg, gen_compare_reg): Likewise.
10370 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
10371 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
10373 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
10375 * c-parse.in (methoddef): Call fatal_error instead of fatal.
10376 * objc/objc-act.c (build_ivar_chain): Likewise.
10377 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
10379 * graph.c (clean_graph_dump_file): Likewise.
10380 * profile.c (init_branch_prob): Likewise.
10381 * objc/objc-act.c (objc_init): Likewise.
10383 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
10384 * config/avr/avr.c (avr_override_options): Likewise.
10385 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
10386 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
10387 * config/h8300/h8300.c (h8300_init_once): Likewise.
10388 * config/mips/mips.c (override_options): Likewise.
10389 * config/i386/i386.c (override_options): Likewise, rework.
10390 * config/m68k/m68k.c (override_options): Likewise.
10392 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
10394 * config/mips/mips.c (print_operand): Likewise.
10395 * hash.c (hash_allocate): Don't check for failure returns from
10396 obstack functions that can't fail.
10397 (hash_table_init_n, hash_table_init): Likewise; also now return void.
10398 * hash.h (hash_table_init_n, hash_table_init): Now return void.
10399 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
10400 (get_object_reference): Likewise.
10402 2001-02-04 Nick Clifton <nickc@redhat.com>
10404 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
10405 StrongARM1110, 10TDMI, and 1020T.
10407 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10409 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
10411 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
10413 * config/sh/sh.md (movdf load split): Pass register number to
10414 FP_OR_XD_REGISTER_P.
10416 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10418 * cppinit.c (BC): New macro.
10419 (builtin_array): Add __GXX_WEAK__.
10420 * cpplib.h (builtin_type): Add BT_WEAK.
10421 * cppmacro.c (builtin_macro): Handle BT_WEAK.
10422 * defaults.h (SUPPORTS_ONE_ONLY): Define.
10423 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
10425 2001-02-03 Jakub Jelinek <jakub@redhat.com>
10427 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
10429 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10431 * cpphash.h: Rename _ALIGN POOL_ALIGN.
10432 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10434 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10436 * cpphash.h: Rename ALIGN _ALIGN.
10437 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10439 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
10441 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
10442 compilation environment.
10443 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
10444 control over location of cygwin includes and libs.
10446 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10448 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
10450 2001-02-02 lars brinkhoff <lars@nocrew.org>
10452 * md.texi (Standard Names): remove reference to spur.md.
10454 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10456 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
10457 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
10458 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
10459 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
10460 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10462 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10464 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
10465 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
10466 number before reload.
10467 (c4x_adjust_cost): Return zero before reload.
10468 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
10469 split before reload.
10471 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10473 * c4x.c (c4x_hard_regno_rename_ok): New.
10474 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
10475 * c4x.h (HARD_REGNO_RENAME_OK): Define.
10477 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10479 * diagnostic.h: Add missing "extern" in all declarations.
10481 2001-02-02 Alex Samuel <samuel@codesourcery.com>
10483 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
10484 as for gcc_gxx_include_dir.
10486 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
10488 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
10490 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10492 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
10493 label before alignment to be used as the braf base address.
10494 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
10496 (casesi_jump_2): Require at least TARGET_SH2.
10498 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
10499 truncation to 32-bit doubles on -m3e and -m4-single-only.
10501 2001-02-02 Mark Mitchell <mark@codesourcery.com>
10503 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
10504 the default when building a shared object.
10505 (init_spec): Use it.
10506 * testsuite/lib/g++.exp: Include the directory where libgcc
10507 is located to the LD_LIBRARY_PATH list.
10508 * invoke.texi (-shared-libgcc): Document the cases in which
10509 GCC defaults to using the shared libgcc.
10511 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10513 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
10514 unsigned is wide enough.
10515 (BITS_PER_SI): New.
10516 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
10517 (si_to_float): Likewise.
10518 (float_to_si, float_to_usi): Use BITS_PER_SI.
10520 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10522 * dwarf2out.c: Added explanation of abbreviations.
10523 (def_cfa_1): Added comments listing DWARF2 instructions.
10524 (cfa_temp_reg): Removed in favor of cfa_temp.
10525 (cfa_temp_value): Removed in favor of cfa_temp.
10526 (cfa_temp): New global variable.
10527 (dwarf2out_frame_debug_expr): Added extensive introductory
10528 comments explaining the function's transformations. Revised to
10529 use cfa_temp. Added some rtx checking. Generalize IOR case.
10530 (dwarf2out_frame_debug): Revised to use cfa_temp.
10531 (output_aranges): Cast as "unsigned" to avoid warning.
10532 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
10533 explain which instructions must be marked.
10535 2001-02-01 Richard Henderson <rth@redhat.com>
10537 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
10540 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10542 * config/sh/crt1.asm (main_k): Modified so that start calls
10543 ___setup_argv_and_call_main.
10545 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
10547 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
10548 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
10549 and AVOID_LPASTE is cleared on meeting an unescaped newline.
10550 * cppmacro.c (builtin_macro): Set builtin flags here.
10551 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
10552 (replace_args): Clarify intent.
10553 (cpp_get_token): Macro expansion tokens get the saved flags.
10555 * cppmain.c (scan_buffer): Remove now-redundant print.printed
10558 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10560 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
10563 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10565 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
10566 returns Pmode pseudo, but we need ptr_mode.
10567 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
10568 Remove bogus conversions; use HOST_WIDE_INT for size.
10569 Don't use TARGET if wrong mode.
10571 * config/i386/i386.c (ix86_compute_frame_size): Allow
10572 stack_alignment_needed to be non-default even if size is zero.
10574 2001-01-31 Alan Modra <alan@linuxcare.com.au>
10576 * pa.c (hppa_init_pic_save): New function.
10577 * pa.h (hppa_init_pic_save): Declare.
10578 * pa.md (call, call_value, sibcall, sibcall_value): Use
10579 the above instead of duplicated code.
10581 * pa.c (hppa_encode_label): Correct size of alloca buffer
10582 so we don't overrun it. Correct leading `*' case.
10583 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
10584 need to handle `*@'.
10585 (FUNCTION_NAME_P): Likewise.
10587 2001-01-31 Richard Henderson <rth@redhat.com>
10589 * config.gcc (alpha-osf5): Use float-i128.h.
10591 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
10592 * config/float-i32.h: Likewise.
10593 * config/float-i64.h: Likewise.
10594 * config/float-sh.h: Likewise.
10595 * config/float-sparc.h: Likewise.
10597 2001-01-31 DJ Delorie <dj@redhat.com>
10599 * expmed.c (extract_bit_field): allow non-integral modes if we
10600 want to extract a whole register from itself.
10602 2001-01-31 Jakub Jelinek <jakub@redhat.com>
10604 * c-typeck.c (set_init_index): If first is equal to last, assume as
10605 if it was not a range at all.
10607 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10609 * config/fp-bit.c: Include tm.h.
10610 (float_to_si): Don't assume SImode is 32-bits wide.
10611 (float_to_usi): Likewise.
10613 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10615 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
10617 (typename): Call pending_xref_error after parsing typed_typespecs.
10618 * c-decl.c (lookup_tag): Give error immediately rather than
10619 leaving it pending if the tag of the wrong type is in the same
10621 (xref_tag): Don't pedwarn for forward declarations of enum types
10623 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
10626 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10628 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
10630 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10632 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
10633 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
10635 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10637 * cpphash.h (struct cpp_reader): New saved_flags.
10638 * cppmacro.c (cpp_get_token): Use saved_flags to remember
10639 to avoid a paste after a pasted token.
10641 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10643 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
10644 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
10645 Wtype_MIN instead of LONG_MIN.
10647 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10649 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
10651 * fixinc/fixincl.x: Regenerated.
10652 * fixinc/inclhack.def (irix_limits_const): New definition to
10653 convert "const" to "__const" in limits.h.
10655 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10657 * fixinc/genfixes (AG): Fix "autogen4" thinko.
10659 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10661 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
10662 when register dies in the insn.
10664 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10666 * diagnostic.c (fatal): Fix word wrap.
10668 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
10670 * combine.c (try_combine): Fix SUBREG setting for
10671 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
10673 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10675 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
10678 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10680 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
10682 * toplev.c (decode_W_option): Update warn_larger_than
10683 unconditionally for each processed switch.
10685 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
10687 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
10689 (hppa_expand_prologue): Delete code to save pic offset table register
10690 in the function prologue.
10691 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
10692 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
10693 table register at the beginning of the function after the prologue.
10695 2001-01-29 lars brinkhoff <lars@nocrew.org>
10697 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
10699 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
10700 Jeff Law <law@redhat.com>
10702 * pa.md (return): Revise comment for trivial return.
10703 (return_internal): Non-trivial return pattern for non-PIC code.
10704 (return_internal_pic): Non-trivial return pattern for PIC code.
10705 It uses the PIC register to ensure it is restored after
10707 (epilogue): Generate appropriate return for PIC and non-PIC code.
10709 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
10711 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
10713 2001-01-29 DJ Delorie <dj@redhat.com>
10715 * combine.c (if_then_else_cond): Pass the correct mode to
10716 operand_subword() for constants.
10718 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
10720 * config/i386/cygwin.h: Add w32api to include search. Search different
10721 directories in a cross-build environment.
10723 2001-11-29 Tim Josling <tej@melbpc.org.au>
10725 * tree.h (TYPE_STUB_DECL): Add documentation.
10727 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
10729 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
10730 (sdbout_field_types): Likwise. Fix use of host_integerp.
10732 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
10734 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
10737 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
10739 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
10740 to use flag_gnu_linker.
10742 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10744 * cpplib.c (T_BAD_DIRECTIVE): Remove.
10745 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
10747 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
10749 * tree.c, tree.h (build_parse_node): Remove; was identical to
10751 * c-lang.c (start_cdtor), objc/objc-act.c
10752 (build_module_descriptor): Use build_nt instead of
10755 2001-01-29 Jakub Jelinek <jakub@redhat.com>
10757 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
10758 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
10759 not have any upper bits set.
10761 2001-01-29 Phil Edwards <pme@sources.redhat.com>
10763 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
10765 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10767 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
10769 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
10771 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
10772 (integer_minus_one_node): Define.
10774 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
10776 * Makefile.in (bootstrap2-lean): Fix typo.
10778 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
10780 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
10781 : Don't set fe_value.
10782 * cpplib.h (AVOID_LPASTE): New flag.
10783 (struct cpp_hashnode): Remove fe_value.
10784 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
10785 * cppmacro.c (builtin_macro): Don't set flags here.
10786 (replace_args): Set AVOID_LPASTE flag on first token of an
10787 argument, and the token following it.
10788 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
10789 macro expansion, and on the token following it. Do it for
10791 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
10793 2001-01-27 Richard Henderson <rth@redhat.com>
10795 * config/alpha/t-ieee: Remove multilibbing.
10796 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10798 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10800 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
10802 * Makefile.in: Remove all dependencies on defaults.h.
10803 * builtins.c: Don't include defaults.h.
10804 * c-common.c: Likewise.
10805 * c-decl.c: Likewise.
10806 * c-pragma.c: Likewise.
10807 * c-typeck.c: Likewise.
10808 * combine.c: Likewise.
10809 * i386.c: Likewise.
10810 * frame-ia64.c: Likewise.
10811 * cppexp.c: Likewise.
10812 * crtstuff.c: Likewise.
10813 * dbxout.c: Likewise.
10814 * dwarf2out.c: Likewise.
10815 * dwarfout.c: Likewise.
10816 * emit-rtl.c: Likewise.
10817 * except.c: Likewise.
10818 * expr.c: Likewise.
10819 * final.c: Likewise.
10820 * frame-dwarf2.c: Likewise.
10821 * libgcc2.c: Likewise.
10822 * optabs.c: Likewise.
10823 * profile.c: Likewise.
10824 * sdbout.c: Likewise.
10825 * toplev.c: Likewise.
10826 * tradcif.y: Likewise.
10827 * tree.c: Likewise.
10828 * varasm.c: Likewise.
10830 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10832 * builtins.c (expand_builtin_fputs): Use size_one_node when
10833 transforming into fwrite.
10835 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
10837 * extend.texi (Attribute Syntax): New section.
10839 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10841 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
10842 they didn't need fixing.
10844 2001-01-27 Janis Johnson <janis@us.ibm.com>
10846 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
10848 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
10849 to remove macro definitions that are duplicated from elfos.h.
10851 2001-01-27 Richard Henderson <rth@redhat.com>
10853 * config/i386/sco5gas.h: Move ...
10854 * config/usegas.h: ... here.
10855 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
10857 2001-01-27 Jakub Jelinek <jakub@redhat.com>
10859 * c-typeck.c (struct constructor_stack): Add range_stack member.
10860 (really_start_incremental_init): Clear it.
10861 (push_init_level): Save constructor_range_stack and clear it if
10862 pushing explicit braces.
10863 (pop_init_level): abort if constructor_range_stack is non-zero at
10864 explicit closing brace. Restore saved constructor_range_stack if
10867 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10869 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
10870 into register was forced into memory.
10872 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10874 * Makefile.in: Remove uses of + before $(MAKE).
10876 2001-01-26 Richard Henderson <rth@redhat.com>
10878 * stmt.c (cost_table): Remove.
10879 (COST_TABLE, cost_table_initialized): New.
10880 (estimate_case_costs): Use the later instead of the former.
10881 (balance_case_nodes): Likewise.
10883 2001-01-26 Richard Henderson <rth@redhat.com>
10885 * alias.c (objects_must_conflict_p): Read-only slots may not
10886 conflict despite having the same type.
10888 2001-01-27 Michael Hayes <mhayes@redhat.com>
10890 * loop.c (loop_giv_reduce_benefit): Copy mode size into
10892 (check_ext_dependant_givs): Initialise u_start_val and
10894 (load_mems): Make last_max_reg unsigned.
10895 (try_swap_copy_prop): Use INSN_P and initialise set.
10897 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
10899 * README.AVR : Removed.
10901 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
10903 * pa-64.h (text_section): Remove declaration.
10905 * pa.md (return_internal): Remove mode on PIC register use.
10907 2001-01-25 lars brinkhoff <lars@nocrew.org>
10909 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
10910 ASM_CLOSE_PAREN): fix typos.
10912 2001-01-25 Mark Mitchell <mark@codesourcery.com>
10914 * acconfig.h: Define `const' to the empty string if neither
10915 __STDC__ nor __cplusplus is defined.
10916 * config.in: Regenerated.
10918 2001-01-25 David Edelsohn <edelsohn@gnu.org>
10920 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
10921 * collect2.c (main): Delete importf. Add ".obj" file extension.
10922 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
10923 (aix_std_libs): Add additional AIX libraries to skip.
10924 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
10925 * config/rs6000/aix51.h: New file.
10927 2001-01-25 Michael Hayes <mhayes@redhat.com>
10929 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
10930 (loop_insn_emit_before): No longer static.
10931 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
10932 (loop_givs_rescan, load_mems): Likewise.
10933 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
10934 (maybe_eliminate_biv_1):
10935 (move_movables): Replace emit_call_insn_before with
10936 loop_call_insn_hoist.
10937 * loop.h (loop_insn_emit_before): Add.
10938 * unroll.c (copy_loop_body): Replace emit_insn_before with
10939 loop_insn_emit_before.
10941 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
10943 * diagnostic.c (fatal): Request preprocessed source.
10945 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
10947 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
10948 olddecl has argument types and newdecl has none, use the argument
10949 types from olddecl.
10951 2001-01-24 Ulrich Drepper <drepper@redhat.com>
10953 * dwarf2out.c (prefix_of): New function. Determine longest common
10954 prefix of the two arguments. The units are whole path components.
10955 (output_file_names): When adding a new directory find the one entry
10956 with the longest common prefix already in the list. Artificially
10957 generate entry if there is none for this prefix.
10958 Fix test to check whether the zeroth directory entry is used.
10960 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
10962 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
10963 Changed all callers. Take it into account when deciding if a
10964 previously loaded value matches.
10966 2001-01-24 Richard Henderson <rth@redhat.com>
10968 * reload.c (find_reloads_subreg_address): Fail the substitution
10969 if the resulting address is insufficiently aligned.
10971 2001-01-24 DJ Delorie <dj@redhat.com>
10973 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
10974 check the original operand's mode also.
10975 * simplify-rtx.c (simplify_ternary_operation): Ditto.
10977 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10979 * c-parse.in (cast_expr): Move compound literals from here ...
10980 (primary): ... to here. Use standard terminology "compound
10981 literal" instead of "constructor expression".
10983 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10985 * gcc.1, cpp.1: Regenerate.
10987 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
10989 * calls.c (emit_library_call_value_1): Memory slot for
10990 pass-by-reference argument should have the mode of the argument,
10991 not of the pointer to it.
10993 2001-01-24 Tom Tromey <tromey@redhat.com>
10995 * gcc.texi (G++ and GCC): Mention gcj manual.
10996 (Standards): Link to section of manual mentioning gcj/Java
10999 2001-01-24 Jakub Jelinek <jakub@redhat.com>
11001 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
11002 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
11003 * tradcpp.c (main): Add -imacros or -include'd dependencies
11005 * cpp.texi (-M, -MM): Document -M -include behaviour.
11007 2001-01-24 Roger Collins <roger@ProProject.com>
11009 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
11011 2001-01-24 Will Cohen <wcohen@redhat.com>
11013 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
11014 whether registers are 32 bits or 64 bits in size.
11016 2001-01-24 Ben Elliston <bje@redhat.com>
11018 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
11020 2001-01-24 Richard Henderson <rth@redhat.com>
11022 * config/alpha/alpha.md (builtin_longjmp_internal): New.
11023 (builtin_longjmp): Use it instead of emit_indirect_jump.
11025 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
11027 * bb-reorder.c (make_reorder_chain_1): Handle case where
11028 jump edge goes to the same block as the fallthru edge.
11030 2001-01-23 Jim Wilson <wilson@redhat.com>
11032 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
11033 * frame.h (__ia64_personality_v1): Add prototype.
11034 * libgcc2.c (ia64_throw_helper): Change personality declaration to
11035 prototype form. Add void * cast to first argument to personality
11037 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
11038 (asctoe113): Likewise.
11039 * config/ia64/frame-ia64.c: Include eh-common.h.
11040 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
11042 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
11044 (itanium_split_issue): Add prototype.
11045 (gen_nop_type): Ifdef out.
11046 (find_best_packet): Initialize best_packet.
11047 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
11049 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
11050 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
11051 (flushrs): Add explicit stop bit at end.
11052 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
11055 2001-01-23 Chris Demetriou <cgd@broadcom.com>
11057 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
11059 * libgcc2.c (__terminate_func): Make variable static.
11060 (__terminate_set_func): New function to set __terminate_func.
11061 * libgcc2.h (__terminate_func_ptr): New typedef.
11062 (__terminate_set_func): New function.
11064 2001-01-23 Richard Henderson <rth@redhat.com>
11066 * flow.c (init_propagate_block_info): Don't consider unchanging
11067 memories for dead frame store elimination.
11069 2001-01-23 Richard Henderson <rth@redhat.com>
11071 * varasm.c (UNIQUE_SECTION): Move default implementation ...
11072 * defaults.h: ... here.
11074 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11076 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
11078 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
11080 * c-lex.c (lex_charconst): Fix typo: s/p/str.
11082 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11084 * rs6000.h (rs6000_return_addr): Move prototype from here...
11085 * rs6000-protos.h (rs6000_return_addr): ...to here.
11086 (rs6000_init_expanders): Delete prototype.
11088 2001-01-23 Nick Clifton <nickc@redhat.com>
11090 * invoke.texi: Replace , with \, inside @gccoptlist macros.
11091 (Spec Files): Document %B and %j and %. and %v3 and %M and
11092 %{S*&T} spec switches.
11094 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11096 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
11098 2001-01-23 Chris Demetriou <cgd@sibyte.com>
11099 Neil Booth <neil@daikokuya.demon.co.uk>
11101 * cpperror.c: Merge handlers of PEDWARN and WARNING.
11102 Have -Werror make pedantic warnings errors, like the
11105 2001-01-23 Phil Edwards <pme@sources.redhat.com>
11107 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
11109 2001-01-23 Jakub Jelinek <jakub@redhat.com>
11111 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
11112 * integrate.c (expand_inline_function): Initialize them.
11113 (subst_constants): If changing COMPARE so that both its arguments
11114 will be VOIDmode and the comparison mode will be lost, note
11115 compare_mode. Use the recorded compare_mode to optimize
11118 2001-01-23 Jason Merrill <jason@redhat.com>
11120 * dwarf2out.c (new_die): Use xcalloc.
11121 (output_die): Abort rather than emit a local reference to offset 0.
11123 2001-01-17 Andrew Haley <aph@redhat.com>
11125 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
11126 of a saved register; return NULL instead.
11127 (copy_reg): Take a pointer to a source register rather than a
11129 (next_stack_level): Remember the address in the stack frame of all
11131 Use the saved register pointer array as the source of the CFA.
11132 (throw_helper): Rewrite. Unwind once rather than twice and keep
11133 track of saved registers as we go.
11135 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11137 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
11138 * c4x.c (c4x_legitimize_reload_address): Remove.
11139 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
11140 reload address for ldp(k) insn.
11142 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
11144 * pa.md (return_internal): Add a USE of the PIC register to ensure
11145 it is restored after each call.
11146 (return expander): Corresponding changes.
11148 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11150 * rs6000.h (INIT_EXPANDERS): Delete.
11151 (RETURN_ADDR_RTX): Call rs6000_return_addr().
11152 * rs6000.c (rs6000_override_options): Call *_machine_status from
11154 (rs6000_init_expanders): ...instead of here. Delete.
11155 (rs6000_mark_machine_status): New function.
11156 (rs6000_init_machine_status): Use xcalloc.
11157 (rs6000_return_addr): Generate RTX for the return address.
11158 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
11159 (rs6000_stack_info): Use it.
11161 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
11163 * gthr-win32.h: Include errno.h to get a declaration for
11164 EINVAL and _mingw.h if the target is mingw32.
11166 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
11168 * cpp.texi: Correct typos.
11170 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11172 * explow.c (probe_stack_range): Ensure value passed to
11173 stack_check_libfunc is ptr_mode, not Pmode.
11175 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
11177 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
11178 case, don't use operand_subword to calculate a SUBREG that is
11181 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
11183 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11185 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
11186 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
11187 valid. If not replace it by equivalent insns.
11189 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11191 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
11192 contains SYMBOL_REF, LABEL_REF and CONST_INT.
11193 (c4x_U_constraint, symbolic_address_operand): Likewise.
11194 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
11196 (c4x_r11_set_p, c4x_check_laj_p): New functions.
11197 * c4x-protos.h (c4x_check_laj_p): Add prototype.
11198 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
11199 anulling slot because of silicon bug.
11200 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
11202 2001-01-22 Alan Modra <alan@linuxcare.com.au>
11204 * cppexp.c (parse_charconst): Change `mask' type to agree
11207 2001-01-21 Richard Henderson <rth@redhat.com>
11209 * config/i386/i386.c (ix86_asm_file_end): Disable putting
11210 pic_label_name in a linkonce section.
11212 2001-01-17 Philipp Thomas <pthomas@suse.de>
11214 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
11216 * configure: Regenerate.
11218 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
11220 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
11221 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
11223 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
11225 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
11226 If REVERSE nonzero then condition code in X must be reversed.
11227 (encode_section_info): Optimise if/else.
11228 (avr_function_value): Fix formatting.
11230 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
11231 (difficult_branch): Likewise.
11232 (rvbranch): Likewise.
11233 (difficult_rvbranch): Likewise.
11235 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
11237 * config/avr/libgcc.S: Fix comment.
11239 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11241 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
11243 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11245 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
11247 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11249 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
11250 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
11251 * configure, config.in: Regenerate.
11252 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
11253 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
11254 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
11255 (doprint.o): New rule.
11257 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
11259 * c-typeck.c (digest_init): Handle boolean types as scalars.
11261 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11263 * stmt.c (expand_return): Don't return anything if size is zero.
11264 Delete redundant assignment to BYTES.
11265 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
11267 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
11269 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
11270 the same as the default library function names.
11271 * config/avr/avr.md: Document special characters after '%'.
11272 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
11273 knowing which of the call-used registers are really clobbered.
11274 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
11275 New. Both quotient and remainder from one libgcc.S call.
11276 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
11277 clobber as few registers as possible.
11278 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
11280 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
11282 * cppmacro.c (funlike_invocation_p): Don't move back up to the
11283 context of the top of the stack.
11285 2001-01-20 Jakub Jelinek <jakub@redhat.com>
11287 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
11288 (fixup_var_refs_insns): ...here.
11290 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
11292 * function.c (fixup_var_refs_insns): Break up into
11293 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
11294 [loop over entire insn list], and fixup_var_refs_insns_with_hash
11295 [loop over hash table entries].
11296 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
11297 fixup_var_refs_insns_with_hash, to match above changes.
11299 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11301 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
11302 (libgcc.a): Likewise.
11303 (stmp-multilib): Likewise.
11304 (STAGE2_FLAGS_TO_PASS): Likewise.
11306 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11308 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
11309 temporary if no_new_pseudos.
11311 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
11313 * cppinternals.texi: Update.
11315 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
11317 * arm.c (arm_init_builtins): Re-enable builtins.
11319 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11321 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
11322 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
11323 element to be null, and always expect an EXPR_LIST.
11324 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
11325 * sched-deps.c (sched_analyze_1): Likewise.
11326 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11328 * regclass.c (max_set_parallel): New variable.
11329 (reg_scan): Take it into account in computation of max_parallel.
11330 (reg_scan_mark_refs, case SET): Compute it.
11332 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
11334 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
11335 * function.c (assign_parms): Use INTVAL for a CONST_INT.
11337 2001-01-19 Jason Merrill <jason@redhat.com>
11339 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
11340 for the abstract instance of an inline function.
11342 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
11343 J"orn Rennecke <amylaar@redhat.com>
11345 * reload1.c (move2add_note_store): Treat all registers directly or
11346 indirectly derived from a base register as members of the same set
11348 (reload_cse_move2add): Adjust accordingly. Take mode and offset
11349 of base register into account.
11351 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
11353 * alias.c (find_base_value): Recognize TRUNCATE.
11354 (record_set): In PLUS case, invalidate if other summand is also a
11357 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11359 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
11360 entry to be EXPR_LIST.
11361 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
11362 be an EXPR_LIST (but not null, which other code doesn't allow).
11363 (note_stores): Properly handle PARALLEL in SET.
11364 Recursively call for top-level PARALLEL.
11365 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
11366 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11368 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
11370 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
11372 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
11373 not pfile->skipping (== 0).
11375 2001-01-17 Nick Clifton <nickc@redhat.com>
11377 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
11380 2001-01-17 Jim Wilson <wilson@redhat.com>
11382 * invoke.texi (IA-64 options): Improve.
11384 2001-01-17 Tom Tromey <tromey@redhat.com>
11386 * invoke.texi (Optimize Options): Use `{}' to around @samp
11389 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
11391 * invoke.texi (-fno-guess-branch-probability): New option.
11393 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11395 * combine.c (try_combine): Don't set i3_subst_into_i2 for
11396 case of making new double-word constant.
11397 Revert last change: instead just test i3_subst_into_i2.
11399 2001-01-17 Jakub Jelinek <jakub@redhat.com>
11401 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
11402 Use q constraints instead of r.
11404 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
11406 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
11407 (machine_function): Define.
11408 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
11409 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
11410 pa_free_machine_status): New functions.
11411 (override_options): Set {init,mark,free}_machine_status to above.
11412 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11413 PIC_OFFSET_TABLE_REGNUM_SAVED.
11414 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11415 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
11416 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
11417 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
11418 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11420 2001-01-15 DJ Delorie <dj@redhat.com>
11422 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
11426 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11428 * flow.c (propagate_one_insn): Make trying to delete a prologue
11429 or epilogue insn an ICE, not a warning. Allow doing this if
11430 the current function returns with stack pointer depressed.
11432 * combine.c (try_combine): If i3_subst_into_i2, properly check for
11433 I3 having more than one SET.
11435 2001-01-16 Jim Wilson <wilson@redhat.com>
11437 * invoke.texi: Document IA-64 options.
11439 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
11440 (fixup_errata): Delete TARGET_A_STEP use.
11441 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
11442 (TARGET_SWITCHES): Delete -ma-step option.
11443 * config/ia64/ia64.md (all FP patterns): Delete %B0.
11444 (movqicc_astep, movqi_internal_astep, movhicc_astep,
11445 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
11446 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
11447 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
11448 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
11450 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
11451 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
11452 cmovsi_internal): Delete ! TARGET_A_STEP check.
11454 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11456 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
11457 possibility to report bugs via postal mail. Change a URL and
11458 merge in a nearly duplicate statement...
11459 (Bug Reporting): ...from here.
11460 (Service): Refer to the Bug Reporting section instead of
11461 duplicating an URL.
11462 (Contributing): Remove trivial explanations concerning snapshots.
11464 2001-01-16 Alan Modra <alan@linuxcare.com.au>
11466 * cppmain.c (general_init): Don't use ANSI prototype.
11468 2001-01-16 Tom Tromey <tromey@redhat.com>
11470 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
11472 2001-01-16 Richard Henderson <rth@redhat.com>
11474 * config/i386/i386.h: Fix comment typo.
11475 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
11476 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
11478 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11480 * gcc.c: Revert previous -fsyntax-only-related change; move
11483 2001-01-16 Jakub Jelinek <jakub@redhat.com>
11485 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
11486 inmode after checking GET_CODE (op).
11488 2001-01-16 Richard Henderson <rth@redhat.com>
11490 * flow.c (struct propagate_block_info): Add mem_set_list_len.
11491 (MAX_MEM_SET_LIST_LEN): New.
11492 (propagate_one_insn): Update mem_set_list_len.
11493 (invalidate_mems_from_autoinc): Likewise.
11494 (invalidate_mems_from_set): Likewise.
11495 (mark_used_regs): Likewise.
11496 (init_propagate_block_info): Likewise. Stop collecting memories
11497 when we reach MAX_MEM_SET_LIST_LEN.
11498 (mark_set_1): Likewise.
11500 2001-01-16 Richard Henderson <rth@redhat.com>
11502 * unroll.c (precondition_loop_p): Fail if no iteration
11505 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11507 * gcc.c: When -fsyntax-only is given, do not complain about
11510 2001-01-15 Richard Henderson <rth@redhat.com>
11512 * config/i386/i386.c (asm_output_function_prefix): Remove.
11513 (ix86_asm_file_end): New.
11514 (load_pic_register): Generate pic_label_name into a
11515 staticly allocated buffer.
11516 * config/i386/i386-protos.h: Update.
11517 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
11518 (ASM_FILE_END): New.
11519 * config/i386/i386afe.h: New file.
11520 * config.gcc (i?86-*-elf) [tm_file]: Use it.
11521 (i?86-*-{freebsd,linux*,moss*}): Likewise.
11522 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
11523 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
11524 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
11525 * config/i386/sco5.h (ASM_FILE_END): Likewise.
11526 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
11528 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11530 * Makefile.in (install-man): Remove explicit dependency on
11533 * configure.in, configure: Revert previous patch requiring perl
11536 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
11538 * toplev.c (flag_guess_branch_prob): New.
11539 (f_options): Add guess-branch-probability option.
11540 (rest_of_decl_compilation): Only estimate branch probability if
11542 (main): set flag_guess_branch_prob.
11544 * flags.h (flag_guess_branch_prob): New.
11546 2001-01-15 DJ Delorie <dj@redhat.com>
11548 * gcc.texi (Makefile): Add documentation for Makefile targets.
11550 2001-01-15 Philip Blundell <philb@gnu.org>
11552 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
11554 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
11555 (is_pic): Delete declaration.
11556 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
11557 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
11558 * config/arm/arm.md (builtin_setjmp_receiver): New.
11560 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11562 * arm.c (use_return_insn): Don't try to determine the function type
11563 until after reload has completed.
11564 (arm_output_epilogue): Don't adjust the sp value recovered from the
11566 (emit_multi_reg_push): Don't record dwarf information for the pc.
11567 * arm.md (eh_epilogue): The function type may have changed, so it
11568 needs to be recalculated.
11569 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
11570 unwind tables on arm/netbsd.
11572 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11574 * arm.md (cbranchsi4): Correct calculation of branch ranges.
11575 (negated_cbranchsi4): Likewise.
11577 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11579 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
11580 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11581 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
11582 pass -mapcs-* options to assembler.
11583 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
11584 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11585 (ASM_SPEC): Call subtarget_extra_asm_spec.
11587 2001-01-15 Andreas Jaeger <aj@suse.de>
11589 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
11591 (ix86_expand_builtin): Likewise.
11593 * gencodes.c (output_predicate_decls): Make i size_t to avoid
11594 warning about comparison between signed and unsigned.
11596 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11598 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
11600 2001-01-14 Ralf Baechle <ralf@gnu.org>
11602 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
11603 SUBTARGET_CPP_SPEC apropriatly.
11605 2001-01-12 Mark Mitchell <mark@codesourcery.com>
11607 * varasm.c (make_decl_rtl): Fix typo in last change.
11609 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
11611 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
11612 linker supports the init_priority C++ attribute.
11613 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
11614 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
11615 linker does not support init_priority C++ attribute.
11617 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
11619 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
11621 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11623 * c-parse.in (finish_parse): Add comment about cpp_destroy.
11624 * cp/lex.c (finish_parse): Similarly.
11625 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
11626 Return the number of errors encountered.
11627 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
11628 * cppmain.c (main): Don't call cpp_destroy.
11630 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11632 * configure.in: Require at least perl 5.6.0 to regenerate
11634 * configure: Regenerate.
11636 2001-01-14 Richard Henderson <rth@redhat.com>
11638 * genrecog.c (DT_veclen_ge): New.
11639 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
11640 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
11641 (nodes_identical_1): Handle DT_veclen_ge.
11642 (write_cond, debug_decision_2): Likewise.
11644 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11646 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
11648 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
11650 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11652 * cppmain.c (do_preprocessing): New function; most of the old
11654 (main): Call it to do most of the work.
11655 (cb): Move from global scope to set_callbacks ().
11656 (setup_callbacks): Get the callback pointer.
11657 (general_init, printer_init): Clean up code and comments.
11659 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11661 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
11664 2001-01-14 Kazu Hirata <kazu@hxi.com>
11666 * config/h8300/h8300.c (get_shift_alg): Update comments.
11668 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11670 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
11671 (alloc_page, ggc_alloc): Add casts to remove warnings.
11673 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11675 * combine.c (simplify_comparison): Don't change `code' when
11676 can't reverse comparison.
11678 2001-01-14 Richard Henderson <rth@redhat.com>
11680 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
11681 update all call sites. Return true for all non-label constants.
11683 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
11685 * i386.c (ix86_expand_compare): Add bypass_test and second_test
11687 (ix86_expand_branch): Update.
11688 (ix86_expand_setcc): Update to handle multiple test conditions.
11689 (expand_int_movcc): Likewise.
11690 (expand_fp_movcc): Likewise.
11691 * i386-protos.h (ix86_expand_compare): New.
11692 * i386.md (andqi_?_slp, orqi_?_slp): New.
11693 (conditional trap expander): Update call to ix86_expand_compare.
11695 2001-01-14 Richard Henderson <rth@redhat.com>
11697 * config/vax/vax.md: Use nonimmediate_operand instead of
11698 general_operand in destinations.
11700 * config/vax/vax.md (indirect_jump): Use register_operand.
11702 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
11703 * config/vax/vax.md (call_pop): Turn into an expander.
11704 (call_value_pop): Likewise.
11705 (call, call_value): New.
11707 2001-01-14 Andreas Jaeger <aj@suse.de>
11709 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
11711 (ix86_fp_compare_mode): Add unused attribute.
11712 (ix86_expand_fp_movcc): Remove unused variable.
11713 (ix86_expand_builtin): Make fcode unsigned.
11715 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
11716 (expand_expr): Add cast to avoid signed warning.
11717 (store_field): Likewise.
11718 (store_constructor_field): Likewise.
11719 (store_constructor): Likewise.
11720 (store_expr): Likewise.
11721 (clear_storage): Likewise.
11722 (emit_group_store): Likewise.
11723 (emit_group_load): Likewise.
11725 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11727 * c-common.c: Move format checking code to ...
11728 * c-format.c: ... here. New file. Reorder some functions and
11730 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
11732 * c-common.h (decl_handle_format_attribute,
11733 decl_handle_format_arg_attribute): Declare.
11734 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
11735 (c-common.o): Adjust dependencies.
11736 (c-format.o): New list of dependencies.
11738 2001-01-13 Jakub Jelinek <jakub@redhat.com>
11740 * unroll.c (loop_iterations): If we cannot prove iteration variable
11741 is set once in each iteration, punt.
11743 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
11745 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
11746 (*strlenhi): Remove clobber (which was buggy) of output address.
11748 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11750 * Makefile.in (generated-manpages): Add gcc.1
11751 ($(srcdir)/gcc.1): New target.
11752 (maintainer-clean): Delete $(srcdir)/gcc.1.
11753 * gcc.texi: Add macros @gccoptlist and @gol.
11754 * invoke.texi: Include option summary in manpage. Mark up option
11755 summary with @gccoptlist and @gol. Use @r in one place where
11757 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
11758 * gcc.1: Generate from invoke.texi.
11760 2001-01-13 Richard Henderson <rth@redhat.com>
11762 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
11763 (struct page_entry): Add group member.
11764 (struct page_group): New.
11765 (struct globals): Add page_groups member.
11766 (alloc_anon): Only define for using mmap; remove valloc call.
11767 (page_group_index): New.
11768 (set_page_group_in_use): New.
11769 (clear_page_group_in_use): New.
11770 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
11771 (free_page, release_pages): Likewise.
11772 * configure.in (with-gc): Default to ggc-page always.
11774 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11776 * reload1.c (replace_pseudos_in_call_usage): Use
11777 reg_equiv_constant and reg_equiv_address, and don't try
11778 regno_reg_rtx first.
11780 2001-01-13 Richard Henderson <rth@redhat.com>
11782 * ggc-page.c (alloc_page): Round up allocation size to one page.
11783 Set e->order on extra pages.
11785 2001-01-13 Richard Henderson <rth@redhat.com>
11787 * genrecog.c (nodes_identical): Expand commentary.
11788 (write_switch): Watch out for identical nodes.
11790 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11792 * cppfiles.c (_cpp_fake_include): New function.
11793 * cpphash.h (_cpp_fake_include): New.
11794 * cpplib.c (do_line): Call _cpp_fake_include when entering
11795 header files in preprocessed input.
11796 * cppmain.c (cb_pragma_implementation): Remove handling.
11797 (setup_callbacks): Don't register pragmas.
11799 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11801 * extend.texi: Udate for CPP.
11803 2001-01-13 Andreas Jaeger <aj@suse.de>
11805 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
11807 * regmove.c: Add prototype for replace_in_call_usage.
11809 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11811 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
11812 struct cpp_chunk, struct htab, struct toklist,
11813 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
11814 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
11815 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
11816 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
11817 (struct macro_args): Delete.
11818 * cpphash.h: See above.
11820 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11822 * cppmain.c (struct printer): Remove no_line_dirs.
11823 (options, cb): New.
11824 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
11825 : Use options rather than CPP_OPTION.
11826 (setup_callbacks): Use cb rather than pfile->cb.
11827 (main): No need to check for a buffer. Use cpp_errors.
11828 (printer_init): Don't set no_line_dirs.
11829 (maybe_print_line): Use options not no_line_dirs.
11830 (cb_file_change): Don't call print_line if -P.
11832 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11834 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
11836 * c-parse.in (finish_parse): Use cpp_errors.
11837 (__yylex): Use return value of cpp_pop_buffer.
11838 * cp/lex.c (finish_parse): Use cpp_errors.
11839 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
11841 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
11843 * README.AVR: URLs corrected.
11845 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11847 * c-decl.c (start_function): Don't warn if old prototype is builtin
11848 that's not in C's namespace.
11849 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
11850 (_bb): Add prototype for ctime.
11851 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
11853 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
11855 * i386.c (ix86_fp_comparison_arithmetics_cost,
11856 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
11857 ix86_fp_comparison_cost): New functions.
11858 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
11859 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
11860 two-branch sequences; make static.
11861 (ix86_use_fcomi_compare): Do decision according to the costs.
11862 (split_fp_branch): New.
11863 * i386.md (compare-and-branch patterns): Use split_fp_branch.
11864 * i386-protos.h (ix86_expand_fp_compare): Remove
11865 (ix86_split_fp_branch): Declare.
11867 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
11868 and ix86_comparison_operator.
11870 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
11871 to make it cheaper.
11873 * i386.c (put_condition_code): Output properly the unordered/ordered
11874 compares in fp case.
11875 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
11877 * tm.texi (REVERSE_CONDITION): Document.
11878 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
11879 in -ffast-math mode.
11880 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
11882 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11884 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
11886 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
11889 * config/sh/sh.c (mova_p): Fix test for mova_const.
11891 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11893 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
11894 cpp_get_options rather than dereferencing pfile and using
11896 * scan-decls.c (scan_decls): Use return value of
11897 cpp_pop_buffer rather than CPP_BUFFER.
11899 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11901 * cppinit.c (cpp_handle_option): help_only is now part of the
11902 cpp_options structure.
11903 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
11904 cpp_set_callbacks): New functions.
11905 * cpplib.h (cpp_callbacks): Break out as a named structure.
11906 (cpp_options): Move help_only here from cpp_reader.
11907 (CPP_FATAL_ERRORS): Update to use cpp_errors.
11908 (cpp_errors, cpp_get_options, cpp_get_callbacks,
11909 cpp_set_callbacks): New prototypes.
11910 * cppmain.c (main): Update for help_only.
11912 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11914 * Makefile.in (info, maintainer-clean, install-info, uninstall):
11915 Also build and remove and install and uninstall c-tree.info and
11917 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
11918 ($(srcdir)/cppinternals.info): New target.
11919 * c-tree.texi: Change file name used when makeinfo used without -o
11920 from ir.info to c-tree.info. Add info directory entry.
11921 * cppinternals.texi: Add info directory entry.
11922 * .cvsignore: Update.
11924 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11926 * c-typeck.c (store_init_value): Don't require constant initializer
11927 elements with -pedantic -std=c99.
11928 (digest_init): Change error about non-constant initializer elements
11930 (constructor_range_end): Remove.
11931 (constructor_incremental, designator_depth,
11932 designator_errorneous): New variables.
11933 (struct constructor_stack): Remove range_end, add incremental.
11934 (struct constructor_range_stack, constructor_range_stack): New.
11935 (struct initializer_stack): Add constructor_range_stack.
11936 (finish_init): Set it.
11937 (start_init): Likewise. require_constant_elements for non-static
11938 trees only if not flag_isoc99.
11939 (really_start_incremental_init): Remove constructor_range_end, add
11940 constructor_incremental.
11941 (pop_init_level): Likewise.
11942 (push_init_level): Likewise. If implicit and the subobject had some
11943 value set already, preinitialize the level with it.
11944 Warn about missing braces only if not pushing due to designators.
11945 (set_designator, push_range_stack): New functions.
11946 (set_init_label): Use them.
11947 (set_init_index): Likewise. Remove constructor_range_end.
11948 Error if designator index is outside of array bounds.
11949 (add_pending_init): Compare values of purpose index trees, not the
11950 trees themselves. Allow overwriting of already initialized element.
11951 Issue a warning if it had side-effects.
11952 (set_nonincremental_init, set_nonincremental_init_from_string): New
11954 (pending_init_member): Rename to...
11955 (find_init_member): ...this function. Call set_nonincremental_init
11956 if necessary. Compare values of purpose index trees, not the trees
11957 themselves. Return the actual value, not just non-zero if something
11959 (output_init_element): Remove checks for duplicates.
11960 If field has zero size, only check the initializer for correctness.
11961 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
11962 if constructor_incremental is zero. Change error about initializers
11963 not computable at load time into pedwarn.
11964 (output_pending_init_elements): Compare bit positions, not
11965 FIELD_DECLs to take into account zero-sized fields.
11966 (process_init_element): Use constructor_range_stack to fill all
11967 ranges in the designator lists from current level up.
11968 * extend.texi: Update documentation for labeled elements.
11970 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
11972 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
11973 to function usage for arguments passed by reference. Optimize
11974 callee-copied arguments.
11975 * regmove.c (replace_in_call_usage): New function.
11976 (fixup_match_1): Call it.
11977 * cse.c (cse_insn): Canonicalize registers in function usage.
11978 * reload1.c (replace_pseudos_in_call_usage): New function.
11981 * Makefile.in: Reverted yesterday's wrong patch. Installed the
11984 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11986 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
11989 2001-01-12 DJ Delorie <dj@redhat.com>
11991 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
11992 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
11995 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11997 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
11998 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
11999 -std options alongside references to -ansi. Update some
12000 documentation for C99.
12001 * cpp.1: Regenerate.
12003 2001-01-12 Andreas Jaeger <aj@suse.de>
12005 * haifa-sched.c (restore_line_notes): Remove argument block B
12007 * sched-ebb.c (schedule_ebb): Change caller.
12008 * sched-rgn.c (schedule_region): Likewise.
12009 * sched-int.h (restore_line_notes): Adjust prototype.
12011 * loop.h: Remove wrong declaration of doloop_condition_get.
12013 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12015 * extend.texi: Move C++-extension-related node from the C section
12016 into the C++ section.
12018 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12020 * extend.texi: Refer to an array of pointers to functions instead
12021 of one of functions.
12023 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
12024 Jan Hubicka <jh@suse.cz>
12026 * combine.c (reversed_comparison): Fix typo in last patch.
12028 (combine_reversed_comparison_code): Make static to follow
12029 prototype declaration.
12031 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12033 * install.texi: Remove misplaced duplicate entry.
12035 2001-01-11 Ulrich Drepper <drepper@redhat.com>
12037 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
12039 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
12041 * final.c: (leaf_function_p): Fix typo.
12043 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
12045 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
12046 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
12048 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
12049 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
12050 mmap_anon, and valloc is available.
12051 * ggc-page.c: Restructure ifdef logic to match new autoconf
12052 spec. Don't throw away the test page in init_ggc.
12054 * configure, config.in: Regenerate.
12056 2001-01-12 Michael Hayes <mhayes@redhat.com>
12058 * loop.h (total_biv_increment): Constify iv_class pointer.
12059 (struct induction): Replace `mem_mode' with `mem' rtx.
12060 * unroll.c (total_biv_increment): Constify iv_class pointer.
12061 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
12062 (find_mem_givs, combine_givs_p): Likewise.
12063 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
12065 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
12067 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
12069 (__gthread_getspecific): Ditto.
12071 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
12073 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
12074 put_condition_code): Convert fp comparison codes to integer
12076 (ix86_expand_fp_compare): Postnote the fp comparison code converison
12079 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
12080 * i386-protos.h (no_comparison_operator): Kill.
12082 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
12084 * combine.c (REVERSIBLE_CC_MODE): Remove.
12085 (reversible_comparison_p): Remove.
12086 (combine_reversed_comparison_code): New.
12087 (reversed_comparison): New.
12088 (combine_simplify_rtx): Use
12089 combine_reversed_comparison_code/reversed_comparison instead
12090 of reversible_comparison_p.
12091 (simplify_if_then_else): Likewise.
12092 (simplify_set): Likewise.
12093 (simplify_logical): Likewise.
12094 (if_then_else_cond): Likewise.
12095 (known_cond): Likewise.
12096 (simplify_comparison): Likewise.
12098 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
12100 * builtins.c (std_expand_builtin_va_start): Handle varargs when
12101 sizeof (int) is larger than sizeof(__word__).
12103 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12105 * cppinit.c (do_includes): Fix typo.
12107 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12109 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
12110 in S_REGS does not occur because not all sources are possible
12111 when a S_REGS is a destination (sometimes needs a clobber).
12112 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
12113 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
12114 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
12115 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
12116 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
12117 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
12118 (lshrdi_const1, lshrsi3_const16): Likewise.
12119 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
12120 (*movhi_68hc12, *movqi_68hc12): Likewise.
12121 (movstrictqi): Make sure reloading in D_REGS as a destination
12124 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12126 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12128 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12130 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
12131 -D, -U and -A, and don't initialize the builtins.
12132 (do_includes): Error if -include or -imacros with -fpreprocessed.
12133 * cppmain.c (cb_define, cb_undef): Unconditionally process
12135 * tradcpp.c (main): Fix typo.
12137 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
12139 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
12140 (read_name_map): Use IS_ABSOLUTE_PATH.
12141 * tradcpp.c (get_filename): Likewise.
12143 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12145 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
12146 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
12147 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
12148 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
12149 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
12150 (cmphi_z_used): Don't use '@' for the output.
12151 (tstqi_z_used): Likewise.
12152 (cmpqi_z_used): Likewise.
12153 (one_cmplsi2): Likewise.
12155 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12157 * config/sh/sh.c (barrier_align): Recognize branch around far
12158 branch and redundant insn.
12160 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12162 * invoke.texi: Restore documentation of the drivers' switches -MD
12165 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12167 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
12169 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
12170 check-objc//%): Support parallel testing of multilibs.
12171 (TESTSUITEDIR): Set to testsuite by default, but override for
12173 (check-gcc, check-g++, check-g77, check-objc): Enter
12176 2001-01-11 Bernd Schmidt <bernds@redhat.com>
12178 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
12179 * sched-deps.c (deps_may_trap_p): Likewise.
12180 * basic-block.h: Remove a comment.
12181 * flow.c (PROP_POSTRELOAD): Remove.
12182 (update_life_info): Don't add it to prop_flags.
12183 (mark_set_1): Lose the code that was enabled by it.
12185 2001-01-11 Michael Hayes <mhayes@redhat.com>
12187 * flow.c (flow_call_edges_add): New.
12188 * basic_block.h (flow_call_edges_add): New.
12190 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
12192 * reload1.c (move2add_note_store): Update reg_set_luid even if
12193 base reg remains the same.
12195 2001-01-10 Nick Clifton <nickc@redhat.com>
12197 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
12198 machine_function structure to zero.
12199 Add prototypes for machine_status functions.
12201 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12203 * c-common.h (CTI_VOID_LIST): Remove.
12204 (void_list_node): Likewise.
12205 * tree.h (TI_VOID_LIST_NODE): New enumeral.
12206 (void_list_node): New macro.
12207 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
12208 * config/i386/i386.c (ix86_init_builtins): Likewise.
12209 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
12211 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12213 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
12214 * cppinit.c (cpp_start_read): Update comment, remove unneeded
12216 * tradcpp.c: Include mkdeps.h.
12217 (deps, print_deps_phony_targets, deps_append, output_deps,
12218 init_dependency_output, output_deps): New.
12219 (deps_buffer, deps_allocated_size, deps_size, deps_column,
12220 deps_output): Delete.
12221 (print_deps_missing_files): Rename deps_missing_files.
12222 (inhibit_output): Make global.
12223 (main): Delete inhibit_output, deps_stream, deps_target.
12224 Use mkdeps functionality in the same way as cpplib. Remove
12225 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
12226 -M and -MM. Remove old handling of deps via deps_out, and
12227 old reading of environment variables.
12228 (get_filename): Update to use deps_add_dep.
12230 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12232 * output.h (make_function_rtl): Remove prototype.
12233 (make_decl_rtl): Likewise.
12234 * varasm.c (make_function_rtl): Remove.
12235 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
12236 than from a third parameter.
12237 * tree.h (make_decl_rtl): Remove last parameter.
12238 * c-decl.c (builtin_function): Remove last argument in call to
12239 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
12240 (start_function): Likewise.
12241 * except.c (call_get_eh_context): Likewise.
12242 * expr.c (emit_block_move): Likewise.
12243 (clear_storage): Likewise.
12244 * profile.c (output_func_start_profiler): Likewise.
12245 * toplev.c (rest_of_decl_compilation): Likewise.
12246 * objc/objc-act.c (create_builtin_decl): Likewise.
12247 (synth_module_prologue): Likewise.
12248 (generate_static_reference): Likewise.
12249 (build_selector_reference_decl): Likewise.
12250 (build_class_reference_decl): Likewise.
12251 (build_objc_string_decl): Likewise.
12252 (build_protocol_reference): Likewise.
12254 2001-01-10 Richard Henderson <rth@redhat.com>
12256 * hwint.h: Revert yesterday's change.
12258 2001-01-10 Nick Clifton <nickc@redhat.com>
12260 * function.h (save_machine_status): Delete.
12261 (restore_machine_status): Delete.
12262 Amend comment describing {init|mark|free}_machine_status.
12264 * function.c (save_machine_status): Delete.
12265 (restore_machine_status): Delete.
12266 Amend comment describing {init|mark|free}_machine_status.
12267 (push_function_context_to): Remove invocation of
12268 save_machine_status.
12269 (pop_function_context_from): Remove invocation of
12270 restore_machine_status.
12272 * emit-rtl.c (init_emit_once): Amend comment describing
12273 {init|mark|free}_machine_status.
12275 * tm.texi (Per-Function Data): New node. Describe the
12276 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
12279 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12281 * cppinit.c (OPT_g): Remove.
12282 (cpp_handle_option): Update for removed -g3.
12283 (print_help): Update.
12284 * cpplib.h (struct cpp_options): Remove debug_output.
12285 * cppmain.c (setup_callbacks, cb_define): Update.
12286 * gcc.c (cpp_options): Translate -g3 to -dD.
12288 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
12290 * config/i960/i960.md: Change modifier to + on the zero_extract
12291 pattern after the (rotate -2 reg) canonicalization pattern.
12293 2001-01-10 Richard Henderson <rth@redhat.com>
12295 * config/alpha/alpha.c (alpha_free_machine_status): New.
12296 (override_options): Install it.
12297 (alpha_mark_machine_status): Verify machine non-null.
12298 * config/i386/i386.c (ix86_free_machine_status): New.
12299 (override_options): Install it.
12300 (ix86_init_machine_status): Use xcalloc.
12301 (ix86_mark_machine_status): Verify machine non-null.
12302 * config/ia64/ia64.c (ia64_free_machine_status): New.
12303 (ia64_override_options): Install it.
12304 (ia64_mark_machine_status): Verify machine non-null.
12306 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
12308 * function.c (instantiate_virtual_regs): Instantiate virtual
12309 registers found in CALL_INSN_FUNCTION_USAGE.
12311 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12313 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
12314 equivalent to -ansi in disabling -Di386.
12316 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
12318 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
12320 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
12322 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
12324 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
12326 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12328 * invoke.texi: Document that -fcond-mismatch isn't supported for
12331 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12333 * gcc.texi: Define macro gcctabopt.
12334 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
12335 @command, @env and @option in some places where appropriate. Use
12336 @gcctabopt where appropriate. Put URLs and email addresses inside
12339 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
12341 * gcc.c (cpp_options): Set MD file name from output
12342 filename, if specified.
12343 (suffix_subst): New static variable.
12344 (do_spec): Clear it.
12345 (do_spec_1, case '.'): Handle new `%.suffix' spec.
12347 (give_switch): Handle suffix_subst.
12349 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12351 * invoke.texi: Fix another typo.
12353 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12355 * invoke.texi: Fix typo.
12357 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12359 * c-lang.c (lang_hooks): Update.
12360 (lang_decode_option): Remove.
12361 (lang_init_options): Rename c_init_options.
12362 * toplev.c (main): Use lang_hooks for lang_init_options
12363 and lang_decode_option.
12364 * toplev.h (lang_hooks): Add 2 new hooks.
12365 * tree.h: Remove lang_init_options and lang_decode_option.
12366 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
12367 * cp/decl2.c: Similarly.
12368 * cp/lex.c (lang_init_options): Rename cxx_init_options.
12369 (lang_hooks): Update.
12370 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
12372 (lang_init_options): Rename ffe_init_options.
12373 (lang_hooks): Update.
12374 (lang_decode_option): Remove.
12375 * java/lang.c (lang_init_options): Rename java_init_options.
12376 (lang_decode_option): Rename java_decode_option.
12377 (lang_hooks): Update.
12378 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
12379 (lang_decode_option): Rename objc_decode_option.
12380 (lang_hooks): Update.
12382 2001-01-09 Nick Clifton <nickc@redhat.com>
12384 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
12385 (d30v_return_addr_rtx): Delete.
12386 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
12387 cfun->machine structure.
12388 (struct machine_function): Move to d30v.h
12389 (d30v_save_machine_status): Delete.
12390 (d30v_restore_machine_status): Delete.
12391 (d30v_init_machine_status): New Function.
12392 (d30v_mark_machine_status): New Function.
12393 (d30v_free_machine_status): New Function.
12394 (d30v_init_expanders): Use new functions.
12395 (d30v_return_addr): Use ra_rtx field in cfun->machine.
12396 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
12397 d30v_return_addr_rtx.
12399 * config/d30v/d30v.h (struct_machine): Move here.
12400 Add eh_epilogue_sp_ofs field.
12402 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
12403 field in cfun->machine structure.
12405 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
12407 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
12408 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
12409 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12411 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
12413 * objc/lang-options.h: Remove bogus reference to
12416 2001-01-09 Kazu Hirata <kazu@hxi.com>
12418 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
12421 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
12423 * reload.c (find_reloads_address): Check for eliminable registers
12424 when substituting a constant expression for a pseudo.
12426 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
12428 * c-common.c (enum format_type): Add format_type_error.
12429 (decode_format_type): New function.
12430 (decl_attributes): Use it.
12431 (format_kind_info): Adjust comment.
12433 2001-01-09 David O'Brien <obrien@BSDi.com>
12435 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
12436 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
12438 * config/i386/gnu.h: Don't include required platform specific .h files,
12439 tm.h will do it instead.
12440 * config/i386/i386elf.h: Likewise.
12441 * config/i386/linux.h: Likewise.
12442 * config/i386/moss.h: Likewise.
12443 * config/mips/gnu.h: Likewise.
12445 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12447 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
12448 (rs6000-ibm-aix3.[01]*): Likewise.
12449 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
12450 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
12451 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
12452 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
12453 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
12454 (powerpc-*-eabiaix*): Likewise.
12455 (powerpc-*-eabisim*): Likewise.
12456 (powerpc-*-elf*): Likewise.
12457 (powerpc-*-eabi*): Likewise.
12458 (powerpc-*-rtems*): Likewise.
12459 (powerpc-*-linux*libc1): Likewise.
12460 (powerpc-*-linux*): Likewise.
12461 (powerpc-wrs-vxworks*): Likewise.
12462 (powerpcle-wrs-vxworks*): Likewise.
12463 (powerpcle-*-sysv*): Likewise.
12464 (powerpcle-*-elf*): Likewise.
12465 (powerpcle-*-eabisim*): Likewise.
12466 (powerpcle-*-eabi*): Likewise.
12467 (powerpcle-*-solaris2*): Likewise.
12468 * config/rs6000/aix31.h: Delete includes.
12469 * config/rs6000/aix3newas.h: Likewise.
12470 * config/rs6000/aix41.h: Likewise.
12471 * config/rs6000/aix43.h: Likewise.
12472 * config/rs6000/beos.h: Likewise.
12473 * config/rs6000/rtems.h: Likewise.
12474 * config/rs6000/sysv4.h: Likewise.
12476 2001-01-09 Kazu Hirata <kazu@hxi.com>
12478 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
12479 Change an argument mode of machine_mode to shift_mode of
12480 shift_mode. Remove an extra error check.
12481 (emit_a_shift): Adopt to the new calling prototype of
12483 (function_prologue): Fix code for a monitor
12484 function. Support H8/S.
12485 (function_epilogue): Do not output pop for a monitor function.
12487 2001-01-09 Nick Clifton <nickc@redhat.com>
12489 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
12490 (setup_incoming_varargs): Use sysv_varargs_p field of the
12491 cfun->machine structure.
12492 (struct machine_function): Move to rs6000.h
12493 (rs6000_save_machine_status): Delete.
12494 (rs6000_restore_machine_status): Delete.
12495 (rs6000_init_machine_status): New Function.
12496 (rs6000_free_machine_status): New Function.
12497 (rs6000_init_expanders): Use new functions.
12499 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
12501 (struct machine_function): Move here.
12503 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
12504 sysv_varargs_p field of the cfun->machine structure.
12506 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
12508 (rs6000_restore_machine_status): Remove prototype.
12510 2001-01-09 Richard Henderson <rth@redhat.com>
12512 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
12513 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
12514 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
12515 (sched_analyze_2, sched_analyze_insn): Likewise.
12516 (sched_analyze, init_deps): Likewise.
12517 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
12518 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
12519 (compute_block_backward_dependences): Update propagate_deps call.
12521 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
12523 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
12525 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12527 * cppinit.c (OPT_MD, OPT_MMD): Restore.
12528 (cpp_handle_option): Handle them.
12529 (cpp_post_options): Ensure one of -M or -MM is specified with
12530 any other -M? option.
12531 (init_dependency_output): Suppress output with -MG.
12533 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12535 * cpp.texi: Update.
12536 * invoke.texi: Update.
12538 2001-01-09 Bernd Schmidt <bernds@redhat.com>
12540 * sh.md (reload_outsf): Generate recognizable patterns for
12543 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12545 * c-lang.c (lang_hooks): Update.
12546 (lang_init): Rename c_init.
12547 (lang_finish): Remove.
12548 * toplev.c (compile_file): Use lang_hooks for lang_init ()
12549 and lang_finish ().
12550 * toplev.h (lang_hooks): Add init () and finish ().
12551 * tree.h (lang_init, lang_finish): Remove.
12552 * cp/tree.h (lang_init, lang_finish): Remove.
12553 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
12554 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
12556 (lang_init, lang_finish): Remove.
12557 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
12558 (lang_hooks): Update.
12559 * java/lang.c (lang_init): Rename java_init.
12560 (lang_finish): Remove.
12561 (lang_hooks): Update.
12562 * objc/objc-act.c (lang_init): Rename objc_init.
12563 (lang_finish): Remove.
12564 (lang_hoooks): Update.
12566 20001-01-09 Graham Stott <grahams@redhat.com>
12568 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
12569 after `ptr` is initialised.
12571 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12573 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
12574 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
12575 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
12576 stack adjusts, instead of r3.
12578 2001-01-09 Michael Hayes <mhayes@redhat.com>
12580 * flow.c (flow_loop_scan): Break out of ...
12581 (flow_loops_find) ... here.
12582 * basic-block.h (flow_loop_scan): New.
12583 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
12584 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
12586 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12588 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
12590 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
12591 realloc()ing macro_buffer.
12593 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
12594 if it's wider than long and the target's long is wider than the
12597 2001-01-09 Mark Mitchell <mark@codesourcery.com>
12599 Remove support for using UWIN as a host machine.
12600 * configure.in: Issue an error message.
12601 * configure: Regenerated.
12602 * config.gcc: Remove xm_* UWIN configury.
12603 * config/i386/xm-uwin.h: Remove.
12605 2001-01-08 Nick Clifton <nickc@redhat.com>
12607 * config/v850/v850.c (ra_rtx): Delete.
12608 (v850_save_machine_status): Delete.
12609 (v850_restore_machine_status): Delete.
12610 (v850_init_machine_status): New function.
12611 (v850_mark_machine_status): New function.
12612 (v850_free_machine_status): New function.
12613 (v850_return_addr): Use ra_rtx field in machine structure.
12614 (v850_init_expanders): Use new functions.
12616 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
12617 * config/v850/v850.c: Change arguments to v850_output+* functions
12618 to take a const char *, to avoid compile time warning.
12619 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
12620 (USER_LABEL_PREFIX): Redefine.
12622 2000-01-08 Jim Wilson <wilson@redhat.com>
12624 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
12625 1 to unsigned HOST_WIDE_INT before left shift.
12627 2001-01-08 Nick Clifton <nickc@redhat.com>
12629 * config/arm/arm.c (arm_mark_machine_status): Check to see if
12630 the machine structure has been allocated.
12631 (arm_free_machine_status): New function: Free the machine
12632 specific function structure.
12634 2001-01-08 Richard Henderson <rth@redhat.com>
12636 * jump.c (simplejump_p): Revert last change.
12638 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
12640 * cppinit.c (init): Rename init_library.
12641 (cpp_create_reader): Update.
12642 * gcc.c (cpp_options): If -o given, use it as the target of
12645 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12647 * arm.c (arm_arch5e): New variable.
12648 (all_cores): XScale is a 5TE device.
12649 (arm_override_options): Set arm_arch5e.
12650 (arm_init_builtins): __builtin_prefetch is in arch5e.
12651 * arm.h (arm_arch5e): Declare it.
12653 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
12655 * arm.md (define_constants): Add defines for UNSPEC and
12656 UNSPEC_VOLATILE insns. Update all users.
12657 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
12658 * arm.c (multi_register_push, note_invalid_constants)
12659 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
12660 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
12661 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
12663 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
12665 * jump.c (jump_optimize_1): Use reversed_comparison_code
12666 instead of can_reverse_comparison_p.
12667 (jump_back_p): Likewise.
12668 (invert_exp_1): Likewise.
12669 (thread_jumps): Likewise.
12670 * simplify-rtx.c (simplify_unary_operation): Likewise.
12671 (simplify_ternary_operation): Likewise.
12672 * cse.c (find_comparison_args): Convert to use
12673 can_reverse_comparison_p.
12674 (record_jump_equiv): Likewise.
12676 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12678 * arm.h (HARD_REGNO_RENAME_OK): Delete.
12679 (EPILOGUE_USES): Define.
12680 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
12681 automatically stack the LR if it isn't live.
12683 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
12685 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
12688 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
12690 * ggc-page.c (max_alignment): New structure.
12691 (MAX_ALIGNMENT): New macro.
12692 (init_ggc): Use it to round up the sizes in the
12693 extra_order_size_table.
12695 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12697 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
12700 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12702 * builtins.def (BUILT_IN_FPRINTF): New entry.
12704 * c-common.c (c_expand_builtin_fprintf): New function.
12705 (init_function_format_info): Handle __builtin_fprintf.
12706 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
12707 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
12709 * c-decl.c (duplicate_decls): Adjust comment.
12711 * extend.texi (fprintf): Document new builtin.
12713 2001-01-07 Richard Henderson <rth@redhat.com>
12715 * jump.c (simplejump_p): Recognize any single_set jump
12716 of the proper form.
12718 2001-01-07 Richard Henderson <rth@redhat.com>
12720 * configure.in (slibdir): Accept an --with-slibdir option.
12721 Use "test" not "[" in configure. Default to $(libdir).
12723 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
12725 * config/t-aix43 (SHLIB_INSTALL): Likewise.
12726 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
12727 (SHLIB_LINK): Create links for the soname.
12728 * config/mips/t-iris6: Likewise.
12729 * config/sparc/t-slibgcc: Likewise.
12730 * config/sparc/t-slibgcc-sld: Likewise.
12732 2001-01-07 Jakub Jelinek <jakub@redhat.com>
12734 * config/i386/i386.c (constant_call_address_operand): Accept
12735 (const (plus (symbol_ref) (const_int))).
12736 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
12737 constant_call_address_operand.
12739 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12741 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
12742 and LONG_LONG_TYPE_SIZE > 32.
12744 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12746 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
12747 the previous change.
12749 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
12751 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
12753 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
12754 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
12755 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
12758 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12760 * fix-header.c (read_scan_file): s/pfile/scan_in/.
12762 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12764 * c-lang.c (c_post_options): Call cpp_post_options.
12765 * objc/objc-act.c (objc_post_options): Similarly.
12766 * cppmain.c (main): Similarly.
12767 * fix-header.c (read_scan_file): Similarly.
12768 * cppinit.c (cpp_start_read): Move option consistency checks
12769 to cpp_post_options. Don't call init_dependency_output.
12770 If needed, add default target and main file dependency.
12771 (OPT_MD, OPT_MMD): Remove.
12773 (cpp_handle_option): Update for OPT_* changes.
12774 (cpp_post_options): New.
12775 (init_dependency_output): Command line -MF overrides environment
12776 variables. Don't set default target etc. Suppress output
12777 if dependencies are going to stdout.
12778 (print_help): Update.
12779 * cpplib.h (cpp_post_options): New.
12780 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
12782 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
12784 * jump.c (comparison_dominates_p): Support unordered compares.
12786 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
12788 * simplify-rtx.c (simplify_relational_operation): Always simplify
12789 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
12792 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
12794 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
12795 (nonzero_bits): Likewise.
12796 (simplify_comparison): Likewise.
12797 (num_sign_bit_copies): Likewise; return more sane value depending
12798 on STORE_FLAG_VALUE.
12799 (known_cond): Do not assume EQ to be always true for equivalent
12802 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
12804 * cse.c (fold_rtx): Handle unordered comparisons.
12806 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
12808 * rtlanal.c (set_of_1): New static function.
12809 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
12810 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
12811 reg_set_last_last_regno): Remove.
12812 (set_of): New global function.
12813 (set_of_data): New structure.
12814 (reg_set_p, reg_set_last): Revamp for set_of.
12815 * rtl.h (set_of): New.
12817 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
12819 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
12820 * extend.texi: Document _Exit builtin.
12822 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12824 * (initialize, initialize_builtins,
12825 initialize_dependency_output, initialize_standard_includes):
12826 Rename s/initialize/init. Update.
12827 (init_dependency_output): Move to after
12828 cpp_handle_options, the correct location temporally at least.
12829 (opt_comp): Move next to init (), its caller. Fix prototype.
12830 (init): Make "initialized" local scope.
12831 (cpp_create_reader): Always call init ().
12832 (cpp_start_read): Update.
12833 (output_deps): New function, broken out of cpp_finish.
12834 (cpp_finish): Break out output_deps.
12836 2001-01-07 Richard Henderson <rth@redhat.com>
12838 * collect2.c (COFF specific stuff): Revert 12-06 patch
12839 to prototype system functions.
12841 2001-01-07 Michael Hayes <mhayes@redhat.com>
12843 * hard-reg-set.h: Add multiple include guard.
12844 * basic-block.h (struct loop): Add `sink' field.
12845 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
12846 (emit_iv_add_mult): Delete.
12847 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
12848 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
12849 (unroll_loop): Remove end_insert_before argument.
12850 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
12851 (maybe_eliminate_biv_1): Likewise.
12852 (emit_iv_add_mult): Delete.
12853 (gen_add_mult, loop_regs_update): New.
12854 (loop_insn_emit_after, loop_insn_emit_before): New.
12855 (loop_insn_sink, loop_insn_sink_or_swim): New.
12856 (emit_iv_add_mult): Delete.
12857 (scan_loop): Set loop->sink.
12858 (loop_givs_reduce): Use loop_insn_sink and its ilk.
12859 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
12860 (maybe_eliminate_biv_1): Likewise.
12861 (maybe_eliminate_biv_1): Add basic block argument.
12862 * unroll.c (unroll_loop): Remove end_insert_before argument.
12863 (find_splittable_regs): Likewise.
12864 (find_splittable_regs): Use loop_insn_sink and its ilk.
12865 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
12867 2001-01-07 Michael Hayes <mhayes@redhat.com>
12869 * loop.h (loop_insn_hoist): New prototype.
12870 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
12871 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
12872 (check_dbra_loop, load_mems): Likewise.
12873 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
12874 (find_splittable_givs): Likewise.
12876 2001-01-07 Michael Hayes <mhayes@redhat.com>
12878 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
12880 2001-01-07 Richard Henderson <rth@redhat.com>
12882 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
12884 2001-01-07 Richard Henderson <rth@redhat.com>
12886 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
12887 NO_SHARED_LIBGCC_MULTILIB as required for the target.
12888 * gcc.c (init_spec): Massage the existing libgcc_spec into a
12889 variant that handles a shared libgcc.
12890 (process_command): Always validate -{static,shared}-libgcc.
12891 (do_spec_1): New 'M' case.
12892 * invoke.text (Link Options): Document -{static,shared}-libgcc.
12894 2001-01-07 Richard Henderson <rth@redhat.com>
12896 * Makefile.in (slibdir): New variable.
12897 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
12898 (installdirs): Create slibdir.
12899 (install-libgcc, install-multilib): Defer to libgcc.mk.
12900 * configure.in (slibdir): Substitute.
12901 * mklibgcc.in (install): New target.
12903 * config/t-linux (SHLIB_LINK): Create links for the soname.
12904 (SHLIB_INSTALL): New.
12905 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
12906 * config/mips/t-iris6 (SHLIB_INSTALL): New.
12907 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
12908 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
12909 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
12911 2001-01-07 Richard Henderson <rth@redhat.com>
12913 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
12914 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
12915 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
12917 2001-01-07 Michael Hayes <mhayes@redhat.com>
12919 * loop.c (count_loop_regs_set): Delete.
12920 (load_mems_and_recount_loop_regs_set): Delete.
12921 (loop_regs_scan): Merge common code from count_loop_regs_set,
12922 scan_loop, and load_mems_and_recount_loop_regs_set.
12923 (scan_loop): Call load_mems directly and loop_regs_scan
12924 again if new registers created.
12926 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12928 * toplev.c (main): Call the front-end specific post_options
12929 hook if one is given.
12930 * toplev.h (struct_lang_hooks, lang_hooks): New.
12931 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
12932 for the C front end.
12933 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
12934 lang_hooks for the C++ front end.
12935 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
12936 lang_hooks for the ObjC front end.
12937 * f/com.c (lang_hooks): Hooks for the Fortran front end.
12938 * java/lang.c (lang_hooks): Hooks for the Java front end.
12940 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12942 * c-lex.c (init_c_lex): Request #define / #undef callbacks
12943 for verbose DWARF[2] debugging.
12944 (cb_define, cb_undef): The new callbacks.
12945 * toplev.h (debug_define, debug_undef): Make const correct.
12946 * toplev.c (debug_define, debug_undef): Similarly. Do not
12947 perform the verbosity tests here anymore.
12949 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
12951 * reload.c (subst_reloads): Take INSN argument. When
12952 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
12953 * reload.h (subst_reloads): Adjust prototype.
12954 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
12955 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
12956 present in JUMP_INSNs and copy them to JUMP_LABEL.
12957 * flow.c (find_label_refs, find_basic_blocks_1): Skip
12958 JUMP_INSNs and insns with REG_LABELs that are followed by
12959 JUMP_INSNs with the same REG_LABEL.
12960 * sched-rgn.c (is_cfg_nonregular): Likewise.
12961 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
12963 * unroll.c (unroll_loop): Look for REG_LABEL notes in
12965 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
12967 2001-01-06 Richard Henderson <rth@redhat.com>
12969 * loop.c (scan_loop): Use xcalloc for the regs array.
12970 (load_mems_and_recount_loop_regs_set): Zero the new memory
12971 received from xrealloc.
12973 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
12975 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
12977 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
12979 * integrate.c (copy_rtx_and_substitute): When copying
12980 an ignored return value, strip REG_FUNCTION_VALUE_P.
12982 2001-01-06 Michael Hayes <mhayes@redhat.com>
12984 * loop.c (debug_biv, debug_giv): New.
12985 (loop_biv_dump): Break out from ...
12986 (record_biv): ... here.
12987 (loop_giv_dump): Break out from ...
12988 (record_giv): ... here.
12989 (loop_bivs_check): Use print_simple_rtl.
12990 * unroll.c (loop_iterations): Use print_simple_rtl.
12992 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
12994 * pa.md (return, return_internal): Modify patterns to prevent regrename
12995 mucking with the return pointer.
12997 2001-01-05 Richard Henderson <rth@redhat.com>
12999 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
13001 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
13003 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
13004 version supplied by Matteo Frigo.
13006 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13008 * cpp.texi: Update for -MQ.
13009 * cppinit.c (cpp_create_reader): Always create pfile->deps.
13010 (cpp_cleanup): Always free pfile->deps.
13011 (initialize_dependency_output): Don't create pfile->deps.
13012 (cpp_handle_option): Similarly.
13014 * gcc.c (cpp_options): Handle -MQ.
13015 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
13016 * mkdeps.c (base_name): Remove.
13017 (deps_init): Don't allocate vector space until it's needed.
13018 (deps_free): Only free vectors if allocated.
13019 (deps_add_target, deps_add_dep): Update for initial allocation.
13020 (deps_add_default_target): Don't strip to the base_name.
13022 2001-01-05 DJ Delorie <dj@redhat.com>
13024 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
13025 (INIT_EXPANDERS): Define.
13027 * config/v850/v850.c (struct machine_function): Define.
13028 (v850_save_machine_status): New function.
13029 (v850_restore_machine_status): New function.
13030 (v850_return_addr): New function.
13031 (v850_init_expanders): New function.
13033 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
13034 and v850_init_expanders.
13036 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13038 * cpplib.h (struct cpp_reader): Add help_only field.
13039 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
13040 (cpp_handle_option): Set pfile->help_only if we see -h,
13041 --help, -target-help, or --version. Print version string but
13042 do not set help_only if we see -v or -version. Make text
13043 printed by -v match that printed by (-)-version.
13045 * cppmain.c (main): Exit after option parsing if
13046 pfile->help_only is true.
13048 * toplev.c (independent_decode_option): Call print_version,
13049 then exit, if we see --version (but not -version).
13050 (print_version): Split lengthy message into two lines.
13052 2001-01-05 Nick Clifton <nickc@redhat.com>
13054 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
13055 temporary string for initialisation before calling ggc_alloc_string.
13057 2001-01-06 Michael Hayes <mhayes@redhat.com>
13059 * rtl.h (print_simple_rtl): New.
13060 * print-rtl.c (print_simple_rtl): New.
13061 (flag_simple): New.
13062 (print_rtx): Disable printing of flags and modes, etc.,
13063 if `flag_simple` nonzero.
13065 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13067 * function.c (fixup_var_refs): Use push_to_full_sequence where
13070 2001-01-05 Michael Meissner <meissner@redhat.com>
13072 * flags.h (flag_reorder_blocks): Add declaration.
13073 (flag_rename_block): Ditto.
13075 2001-01-05 DJ Delorie <dj@redhat.com>
13077 * function.c (reorder_blocks): Make sure the flags are all reset
13078 before using them to mark blocks, else a second invocation will
13079 corrupt the block chain.
13080 (reorder_blocks_0): New, resets the flags.
13082 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
13084 * cse.c (find_comparison_args): Stop if the argument is known to
13087 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13089 * config/sh/sh.md (movdf): When splitting load into pair of
13090 registers, don't clobber the register used in the address too
13093 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
13095 * varasm.c (mark_constant_pool): Improve initial comments.
13096 (mark_constants): Move marking of constants to mark_constant.
13097 (mark_constant): New function to recursively mark all constants
13098 referred to by a constant.
13100 2001-01-05 Catherine Moore <clm@redhat.com>
13102 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
13104 2001-01-05 Phil Edwards <pme@sources.redhat.com>
13106 * cp/lang-options.h: Bring comment in line with reality.
13107 * f/lang-options.h: Likewise.
13108 * java/lang-options.h: Likewise.
13109 * objc/lang-options.h: Likewise.
13110 * ch/lang-options.h: Likewise.
13111 * f/g77.texi: And update the manual.
13113 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
13114 Denis Chertykov <denisc@overta.ru>
13116 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
13117 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
13118 * config/avr/avr.md (all peepholes that request a scratch register):
13119 Call it, FAIL the peephole if not safe (in interrupt functions).
13121 2001-01-05 Mark Mitchell <mark@codesourcery.com>
13123 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
13125 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
13127 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
13129 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
13130 BUILT_IN_CREAL and BUILT_IN_CIMAG.
13131 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
13132 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
13133 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
13135 * extend.texi: Document these builtins.
13137 2001-01-05 Daniel Berlin <dberlin@redhat.com>
13139 * c-common.c (lang_get_alias_set): Say we know nothing of
13140 VECTOR_TYPE aliasing.
13142 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
13144 2001-01-05 Bruce Korb <bkorb@gnu.org>
13146 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
13147 their x* equivalent versions for atexit-less systems
13148 * fixinc/fixincl.c(main): do not return from main() on atexit-less
13149 systems (or any other system any more).
13151 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
13153 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
13154 output operands. Use arm_hard_register_operand for operand 4.
13155 (stmsi_postinc): Similarly.
13156 (ldmsi): Use arm_hard_register_operand for opernand 2.
13157 (stmsi): Similarly.
13158 * arm.c (arm_hard_register_operand): New function.
13159 * arm-protos.h (arm_hard_register_operand): Prototype it.
13161 * arm.h (HARD_REGNO_RENAME_OK): Define.
13163 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
13165 * simplify-rtx.c (cfc_args): add "unordered" field.
13166 (check_fold_consts): Set unordered field.
13167 (simplify_relational_operation): Simplify the unordered
13170 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
13173 * emit-rtl.c (try_split): Fix code to mark labels.
13174 * jump.c (mark_jump_label): Make global.
13175 * rtl.h (mark_jump_label): Declare.
13177 * predict.c (estimate_probability): Handle unordred comparisons.
13179 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13181 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
13182 * cppinit.c (initialize_dependency_output): Update.
13183 (cpp_finish): Output dummy targets for -MP.
13185 (cpp_handle_option): Handle -MP. Don't quote -MT options.
13186 * cpplib.h (struct cpp_options): Add deps_phony_targets.
13187 * gcc.c (cpp_options): Update to handle -MP.
13188 * mkdeps.c (deps_add_target, deps_add_default_target): Update
13189 to quote only the default target.
13190 (deps_phony_targets): Insert a preceding newline. Rename from
13191 deps_dummy_targets for consistency.
13194 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13196 * calls.c (emit_library_call_value_1): Support
13197 INIT_CUMULATIVE_LIBCALL_ARGS.
13198 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
13200 2001-01-04 Richard Henderson <rth@redhat.com>
13202 * c-decl.c (finish_struct): Detect flexible array members
13203 used in an inappropriate context.
13204 * c-typeck.c (really_start_incremental_init): Special case
13205 constructor_max_index for zero length arrays.
13206 (pop_init_level): Allow initialization of flexible array
13207 members. Deprecate initialization of zero length arrays.
13208 Don't issue missing initializer warning for flexible array
13209 members or zero length arrays.
13210 (process_init_element): Don't dereference null DECL_SIZE.
13211 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
13212 Don't abort for empty constructors. Use size_binop
13213 (output_constructor): Add commentary regarding zero length
13214 array futures. Abort if we try to initialize an array of
13215 unspecified length with a non-empty constructor in the middle
13218 * extend.texi (Zero Length): Update and clarify documentation
13219 on static initialization.
13221 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13223 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
13224 with more than 32767 words of local storage.
13226 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13228 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
13229 for 'abs', 'labs', and 'fabs'.
13230 (c4x_expand_builtin): Likewise.
13231 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
13233 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13235 * config/sh/sh.md (prget, prset): New insn types.
13236 (return delay slot): Dont' allow prset.
13237 (call, sfunc delay slot): Don't allow prget.
13238 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
13239 for prset and prget.
13241 2001-01-05 Michael Hayes <mhayes@redhat.com>
13243 * loop.h (struct loop_reg): New.
13244 (struct loop_regs): Change to use array of `struct loop_reg'.
13245 * loop.c: Replace assortment of varrays with single regs array.
13246 (count_one_set): Delete may_not_move array argument
13247 and use regs array instead. All caller's changed.
13248 (count_loop_regs_set): Delete may_not_move and single_usage
13249 arguments and use regs array instead. All caller's changed.
13250 (find_single_use_in_loop): Replace usage array argument with pointer
13251 to regs structure. All caller's changed.
13252 (loop_optimize): Delete `moved_once' array.
13254 2001-01-05 Michael Hayes <mhayes@redhat.com>
13256 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
13257 Use it instead of loop_info->has_call for scanning loop mems.
13258 (check_dbra_loop): Replace loop_info->has_call test with
13259 loop_info->has_nonconst_call.
13261 2000-01-04 Matthew Hiller <hiller@redhat.com>
13263 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
13266 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13268 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
13269 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
13271 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13273 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
13274 (flag_short_double, flag_short_wchar): Define.
13275 (c_common_nodes_and_builtins): Create many tree nodes shared
13276 between C and C++ here instead of in cp/decl.c and ...
13277 * c-decl.c (init_decl_processing): ... here.
13278 (SIZE_TYPE, WCHAR_TYPE): Don't define.
13279 (flag_short_double, flag_short_wchar): Don't define.
13280 (record_builtin_type): New function.
13281 (build_void_list_node): New function.
13282 * c-common.h (flag_short_double, flag_short_wchar,
13283 record_builtin_type, build_void_list_node): Declare.
13285 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
13287 * integrate.c (expand_inline_function): Don't put a virtual
13288 register into the reg map.
13290 * function.c (fixup_var_refs_1): If force_operand didn't put
13291 the address into the target, move it there.
13293 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13295 Special-case tree_decl/tree_list allocations.
13296 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
13297 (OBJECT_SIZE): New macro.
13298 (NUM_EXTRA_ORDER): Likewise.
13299 (extra_order_size_table): New variable.
13300 (NUM_ORDERS): New macro.
13301 (objects_per_page_table): New variable.
13302 (object_size_table): New variable.
13303 (G.pages): Use NUM_ORDERS to bound the array.
13304 (G.page_tails): Likewise.
13305 (DIV_ROUND_UP): Remove.
13306 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
13307 (alloc_page): Use OBJECT_SIZE.
13308 (size_lookup): Don't make it const.
13309 (ggc_alloc): Use OBJECT_SIZE.
13310 (ggc_set_mark): Likewise.
13311 (ggc_get_size): Likewise.
13312 (init_ggc): Set up the object_size_table, objects_per_page_table,
13313 and adjust size_lookup.
13314 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
13315 (ggc_pop_context): Use NUM_ORDERS.
13316 (clear_marks): Likewise.
13317 (sweep_pages): Likewise.
13318 (poison_pages): Likewise.
13319 (ggc_print_statistics): Use OBJECT_SIZE.
13321 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13323 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
13324 Only call array_size_for_constructor if last field and array type
13325 with no upper bound.
13327 2001-01-04 Philip Blundell <philb@gnu.org>
13329 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
13330 from bit 31 downwards, if this requires no more insns.
13331 (count_insns_for_constant): New helper function for above.
13333 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
13335 * gencodes.c (output_predicate_decls): Remove empty initializer.
13337 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13339 * tree.c (copy_node): Remove documentation about obstacks.
13340 (buidl1): Check that nobody tries to build 2-argument nodes this
13343 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13345 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
13348 * gencodes.c (output_predicate_decls): Fill empty initializer
13351 2001-01-04 Jakub Jelinek <jakub@redhat.com>
13353 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
13354 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
13356 (do_include): Handle missing headers like cpp0.
13357 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
13358 paths with first include pathname. Don't strcat to uninitialized
13361 2001-01-04 Bernd Schmidt <bernds@redhat.com>
13363 * regrename.c (regrename_optimize): Don't rename from frame pointer
13364 if frame_pointer_needed.
13365 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
13366 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
13367 (ia64_reorg): Use it instead of scheduling if ! optimize.
13368 (errata_emit_nops): Properly call asm_noperands.
13369 (ia64_sched_reorder): Finish cycle if we see an asm.
13370 (ia64_variable_issue): Clear scheduling state after asms.
13372 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
13374 * cpp.texi: Update for -MT.
13375 * cppinit.c (initialize_dependency_output): Add a default
13376 target if none has been given already.
13377 (no_tgt, OPT_MT): New.
13378 (cpp_handle_option): Handle -MT. Update -M etc.
13379 * cpplib.h (struct cpp_options): Remove deps_target.
13380 * gcc.c (cpp_options): Handle -MT.
13381 * mkdeps.c (struct deps): Move from mkdeps.h.
13382 (deps_calc_target): Rename deps_add_default_target. Add a
13383 default target if none has been specified already.
13384 * mkdeps.h (struct deps): Move to mkdeps.c.
13385 (deps_calc_target): Rename deps_add_default_target.
13387 2000-01-03 Richard Henderson <rth@redhat.com>
13389 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
13391 * c-typeck.c (push_init_level): Move checks for flexible array
13392 members and zero length arrays ...
13393 (pop_init_level): ... here. Silently discard empty initializations.
13395 * varasm.c (output_constructor): Update for sizeof change to
13396 zero-length arrays.
13398 * extend.texi (Zero Length): Clarify semantics.
13400 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13402 * configure.in (tm.h): Include isns-codes.h last.
13403 * configure: Rebuilt.
13405 2001-01-03 Richard Henderson <rth@redhat.com>
13407 * config/alpha/alpha.md (addvsi3, addvdi3): New.
13408 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
13410 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13412 * tradcpp.c (main): Make sure finclude() is called with a valid
13413 indepth value while handling -include.
13415 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13417 * gencodes.c (output_predicate_decls): New function.
13419 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
13420 even if it is not the first time machmode.h is #included.
13421 * config/sh/sh.c (fpul_operand): Declare MODE argument.
13422 * tm.texi (PREDICATE_CODES): Document predicate declarations.
13423 * gcc.texi (Copyright): Added 2001.
13425 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13427 * c-common.c (c_common_lang_init): New function. Warn if format
13428 warning options which only have effects when used with -Wformat
13429 are used without -Wformat.
13430 * c-common.h (c_common_lang_init): Declare.
13431 * c-lang.c (lang_init): Call c_common_lang_init.
13432 * objc/objc-act.c (lang_init): Call c_common_lang_init.
13434 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13436 * configure.in: Check for the mktemp command.
13437 * configure: Regenerate.
13438 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
13439 $TEMP. Create temporary files with mktemp, if available at
13440 configure time; otherwise use set -C. Remove temporary files
13443 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13445 * configure.in: Require at least texinfo 4.0. Check for whether
13446 Pod::Man is sufficiently recent to regenerate GCC manpages.
13447 * configure: Regenerate.
13448 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
13450 (GENERATED_MANPAGES): Define.
13451 (generated-manpages): New target. Depend on cpp.1 as well as
13453 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
13454 configure to generated-manpages or empty) rather than on the
13455 manpages directly. Remove execute permission from installed
13456 gcov.1 as well as cpp.1.
13457 * cpp.1, gcov.1: Regenerate.
13459 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13461 * builtins.c (expand_builtin_strncmp): Use host_integerp and
13462 tree_low_cst. Allow using cmpstrsi in more cases.
13464 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13466 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
13469 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
13471 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
13472 * Makefile.in (HOST_CFLAGS): Mention build-make.
13474 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13476 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
13479 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13481 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
13484 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
13487 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
13488 reg_base_value and reg_known_value arrays.
13489 (init_alias_analysis): Add more cases to detect known values.
13490 * sched-deps.c (deps_may_trap_p): New function.
13491 (sched_analyze_2): Use it.
13493 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13495 * combine.c (simplify_shift_const): Even if we're sign-extracting,
13496 don't discard an ASHIFTRT if we're shifting in a wider mode.
13498 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
13500 * toplev.c (rest_of_compilation): Don't print basic block information
13501 when CFG isn't up to date.
13503 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
13505 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
13506 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
13507 (UNALIGNED_SHORT_ASM_OP): Define.
13508 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
13510 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13512 * fold-const.c (fold_convert): Fix typo.
13514 2001-01-02 Richard Henderson <rth@redhat.com>
13516 * c-common.h (ASM_INPUT_P): New.
13517 * c-parse.in (asm): Set it when needed.
13518 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
13519 existance of an operand.
13521 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
13523 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
13524 (dwarf2out_frame_debug_expr): Likewise.
13525 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
13527 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
13529 * i386.c (ix86_split_to_parts): Return number of part required;
13531 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
13533 (ix86_split_long_move): Use number of part returned
13534 by ix86_split_to_parts
13535 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
13537 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
13538 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
13539 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
13540 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
13541 (ALIGN_MODE_128): Add TFmode.
13542 (IS_STACK_MODE): Likewise.
13543 (HARD_REGNO_NREGS): TFmode needs 3 registers.
13544 (HARD_REGNO_OK): Support TFmodes.
13545 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
13546 * i386.md (scheduler definitions): Use memory operand to determine
13547 fst/fld instructions; use mode attribute to determine real mode of
13549 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
13550 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
13552 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13554 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
13556 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13558 * expr.c (store_constructor_field): Update ALIGN before calling
13561 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13563 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
13566 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13568 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
13571 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13573 * c-decl.c (start_function): Don't warn on third parameter to main.
13575 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13577 * tsystem.h: Define HAVE_DECL_GETOPT.
13579 2001-01-02 Philip Blundell <pb@futuretv.com>
13581 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
13584 2001-01-02 Richard Henderson <rth@redhat.com>
13586 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
13588 2001-01-02 Andreas Jaeger <aj@suse.de>
13590 * c-decl.c (c_decode_option): Remove support of
13591 -Wmissing-noreturn.
13593 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
13594 (W_options): Add -Wmissing-noreturn here.
13596 * flow.c: Define lang_missing_noreturn_ok_p.
13597 (check_function_return_warnings): Use it.
13599 * c-common.h: Declare lang_missing_noreturn_ok_p.
13601 * c-lang.c (c_missing_noreturn_ok_p): New function.
13602 (lang_init): Set lang_missing_noreturn_ok_p.
13604 * invoke.texi (Warning Options): Document this.
13606 2000-12-27 Phil Edwards <pme@sources.redhat.com>
13608 * extend.texi (C++ Extensions): New node for C++ attributes;
13609 describe init_priority and com_interface.
13610 * invoke.texi: Remove -finit-priority as it now has zero effect.
13611 * install.texi: Fix xref syntax.
13612 * md.texi: Likewise.
13614 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13616 * config.gcc (sparc64-wrs-vxworks*): New case.
13617 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
13619 * config/sparc/sparc.c (sparc_override_options): Do support different
13620 pointer and architecture size.
13621 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
13622 (POINTERS_EXTEND_UNSIGNED): Define.
13623 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
13624 (FUNCTION_MODE): Define to be Pmode.
13625 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
13627 * function.c (expand_function_end): Properly handle DECL_RESULT
13628 and copy when ptr_mode != Pmode.
13629 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
13631 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13633 * c-common.c (c_common_nodes_and_builtins): Set prototype
13634 parameters for __builtin_fputs, __builtin_fputc and
13635 __builtin_fwrite. Don't declare plain fputc as a builtin.
13637 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
13639 * loop.c (add_label_notes): Increment the label usage count when
13640 a note is added to an insn which refers to a CODE_LABEL.
13641 * gcse.c (add_label_notes): Likewise.
13643 2001-01-01 Andreas Jaeger <aj@suse.de>
13645 * loop.c (scan_loop): Use xmalloc to allocate movables.
13647 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
13649 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
13650 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
13651 * reload1.c (REGISTER_MOVE_COST): Likewise.
13652 * regclass.c (REGISTER_MOVE_COST): Likewise.
13653 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
13654 dimension. Adjust all users.
13655 (init_reg_sets_1): Iterate on all modes.
13656 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
13657 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
13658 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
13659 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
13660 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
13661 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
13662 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
13663 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
13664 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
13665 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
13666 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
13667 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
13668 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
13669 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
13670 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
13671 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
13672 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
13673 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
13674 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
13675 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
13676 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
13677 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
13678 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
13679 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
13680 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
13681 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
13682 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
13684 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13686 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
13687 arg VARIES_P. Call it with extra arg.
13688 (true_dependence): Likewise.
13689 * rtl.h (rtx_addr_can_trap_p): Declare.
13690 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
13692 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
13693 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
13694 pic offset table register if it's zero. All callers changed.
13695 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
13697 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13699 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
13700 STRING_POOL_ADDRESS_P.
13702 * config/sparc/sparc.c (input_operand): Properly test for short op.
13704 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
13705 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
13706 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
13707 * config/sparc/elf.h: No longer include sol2.h.
13708 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
13709 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
13711 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
13713 2001-01-01 Michael Hayes <mhayes@redhat.com>
13715 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
13716 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
13717 (record_initial): Likewise.
13718 * unroll.c (copy_loop_body, loop_iterations): Likewise.
13719 (remap_split_bivs): Likewise.
13721 2001-01-01 Michael Hayes <mhayes@redhat.com>
13723 * loop.c (loop_ivs_free): New function.
13724 (strength_reduce): Break out from...
13726 2001-01-01 Michael Hayes <mhayes@redhat.com>
13728 * loop.h (struct iv): New.
13729 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
13730 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
13731 'reg_biv_class' fields with 'regs' and 'n_regs'.
13732 (struct ivs): Rename 'loop_iv_list' field to 'list'.
13733 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
13734 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
13736 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
13738 * resource.c (mark_referenced_resources): Abort() before
13739 attempting to mark a pseudo register.
13740 (mark_set_resources): Likewise.
13742 2001-01-01 Michael Hayes <mhayes@redhat.com>
13744 * loop.h (REG_IV_CLASS): New accessor macro.
13745 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
13746 * unroll.c (REG_IV_CLASS): Likewise.
13748 See ChangeLog.4 for earlier changes.