1 2001-06-23 Richard Henderson <rth@redhat.com>
3 * config/alpha/crtfastmath.c: New file.
4 * config/alpha/t-crtfm: New file.
5 * config/alpha/elf.h (ENDFILE_SPEC): Use crtfastmath.o.
6 * config/alpha/osf.h (ENDFILE_SPEC): Likewise.
7 * config/alpha/t-crtbe (EXTRA_PARTS): Add pieces defined here.
8 * config.gcc (alpha-{linux,freebsd,netbsd,osf}): Use alpha/t-crtfm;
9 do not set extra_parts here.
11 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
13 * doc/install-old.texi: Remove more documentation of configure
15 * doc/install.texi: Add it here.
17 Sat Jun 23 19:40:05 CEST 2001 Jan Hubicka <jh@suse.cz>
19 * i386-protos.h (emit_i387_cw_initialization): Declare.
20 * i386.md (movsi_insv_1): Remove '*'.
21 (fix_trunc?f?i2): Revamp to use control word parameters.
22 (fix_trunc?i_1): Likewise; update splitters.
23 (fix splitter): Remove.
24 * i386.c (MAX_386_STACK_LOCALS): set to 3.
25 (emit_i387_cw_initialization): New function.
26 (output_fix_trunc): Do not initialize control word;
27 kill dead code; simplify.
29 2001-06-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
31 * cppmacro.c (make_string_token): Avoid warning.
32 (cpp_macro_definition): Prepend the macro name. Update
34 * cppmain.c (cb_define, dump_macro): Update for changes
35 to cpp_macro_definition.
37 Sat Jun 23 10:20:03 CEST 2001 Jan Hubicka <jh@suse.cz>
39 * flow.c (attempt_auto_inc, try_pre_increment_1): Fix typo.
41 Sat Jun 23 01:23:59 CEST 2001 Jan Hubicka <jh@suse.cz>
43 * flow.c (mark_set_1, attempt_auto_inc, mark_used_reg,
44 try_pre_increment_1): compute REG_FREQ using bb->frequency.
46 * regclass.c (loop_cost): Kill.
47 (frequency): New global variable.
48 (record_operand_costs): Replace loop_cost by frequency.
49 (scan_one_insn): Likewise.
50 (regclass): Likewise; set frequency according to bb->frequency.
52 * flow.c (split_edge): Set frequency.
54 Sat Jun 23 01:16:42 CEST 2001 Jan Hubicka <jh@suse.cz>
56 * predict.c (block_info_def): Add nvisited.
57 (propagate_freq): Count nvisited; re-queue delayed blocks; handle
60 * flow.c (dump_edge_info): Dump the probability of edge.
61 (combine_predictions_for_insn): Dump the basic block.
63 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
65 * doc/gcc.texi: Update documentation of source files of C
68 2001-06-22 Richard Henderson <rth@redhat.com>
70 * doc/invoke.texi (-funsafe-math-optimizations): Document its
71 possible effects at link time.
73 2001-06-22 Diego Novillo <dnovillo@redhat.com>
75 * basic-block.h (dump_edge_info): Declare.
76 (clear_edges): Declare.
77 (mark_critical_edges): Declare.
78 * flow.c (dump_edge_info): Remove static declaration.
80 (mark_critical_edges): Ditto.
81 (free_basic_block_vars): Only clear edges and free basic block
82 array if basic_block_info is not NULL.
83 * ssa.c (compute_dominance_frontiers): Remove static declaration.
84 * ssa.h (compute_dominance_frontiers): Declare.
86 2001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
88 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
89 instead of const1_rtx for true case.
91 2001-06-22 David Mosberger <davidm@hpl.hp.com>
93 * config/ia64/crtfastmath.c: New file.
94 * config/ia64/t-ia64 (EXTRA_PARTS): Include it.
95 * config/ia64/linux.h (ENDFILE_SPEC): New.
97 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
99 * config/h8300/h8300.c (asm_file_start): Remove reference to
102 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
104 * c-common.c (verify_tree): Check for x being NULL.
105 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
109 2001-06-22 DJ Delorie <dj@redhat.com>
111 * config/arm/arm.h (struct machine_function): Remove ra_rtx.
112 * config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
113 (arm_return_addr): Use get_hard_reg_initial_val et al.
114 * config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
115 * config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
116 (d30v_return_addr): Use get_hard_reg_initial_val et al.
117 * config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
118 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
120 (rs6000_mark_machine_status): Remove.
121 (rs6000_return_addr): Use get_hard_reg_initial_val.
122 (rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
123 * config/v850/v850.h (INIT_EXPANDERS): Delete.
124 * config/v850/v850.c (struct machine_function): Delete.
125 (v850_init_machine_status): Delete.
126 (v850_mark_machine_status): Delete.
127 (v850_free_machine_status): Delete.
128 (v850_return_addr): Use get_hard_reg_initial_val.
129 (v850_init_expanders): Delete.
131 Fri Jun 22 19:20:59 CEST 2001 Jan Hubicka <jh@suse.cz>
133 * predict.c (estimate_bb_frequencies): Do not handle conditional
134 jumps jumping to fallthru basic block as conditional jumps.
136 Fri Jun 22 19:11:28 CEST 2001 Jan Hubicka <jh@suse.cz>
138 * regs.h (struct reg_info_def): Add freq field.
139 (REG_N_REFS): Update comment.
141 * regclass.c (scan_one_insn): Update REG_FREQ.
142 * flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
143 (attempt_auto_inc): Likewise.
144 (mark_used_reg): Likewise.
145 (try_pre_increment_1): Likewise.
146 * local-alloc.c (struct qty): Add freq field.
147 (alloc_qty): Set freq.
148 (update_equiv_regs): Set REG_FREQ.
149 (QTY_CMP_PRI): Use freq.
150 (combine_regs): Update qty->freq.
151 * global.c (struct allocno): Update comment for n_refs;
153 (local_reg_freq): New array.
154 (global_alloc): Update freq field;
155 allocate and initialize local_reg_freq.
156 (allocno_compare): Use freq field.
157 (find_reg): Likewise.
158 * reload1.c (count_pseudo): Use freq isntead of n_refs.
159 (count_spilled_pseudo): Likewise.
161 * tm.texi (GCOV_TYPE_SIZE): Document.
162 * basic-block.h (gcov_type): Define.
163 (struct edge_def): Use gcov_type for count field.
164 (struct basic_block_def): Likewise.
165 * defaults.h (GCOV_TYPE_SIZE): Define.
166 * final.c (end_final): Use GCOV_TYPE_SIZE.
167 * flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
168 using HOST_WIDEST_INT_PRINT_DEC.
169 * gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
170 __write_gcov_type): New.
171 (store_long): Remove.
172 * gcov.c (gcov_type): Set default.
173 (struct adj_list): Use gcov_type for arc_count.
174 (bb_info): Use gcov_type for succ_count, pred_count and exec_count.
175 (create_program_flow_graph): Read arc_count properly.
176 (solve_program_flow_graph): 'total' is gcov_type.
177 (output_data): Line_counts is gcov_type, print it properly.
178 * libgcc2.c (struct bb): Counts is gcov_type.
179 (__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
180 * profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
181 (GCOV_TYPE_SIZE): Define.
182 (struct bb_info): succ_count and pred_count is gcov_type.
183 (compute_branch_probabilities): Use __read_gcov_type,
184 print read edges to the dump file.
185 (total): Is gcov_type.
186 (gen_edge_profiler): Use GCOV_TYPE_SIZE.
188 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
190 * optabs.c (emit_libcall_block): When using non-call exceptions,
191 don't mark libcalls never throwing.
193 2001-06-21 Stan Shebs <shebs@apple.com>
195 * objc/objc-act.c (hash_init): Use xcalloc.
197 2001-06-21 Richard Henderson <rth@redhat.com>
199 * flow.c (entry_exit_blocks): Initialize frequency.
200 (split_block): Copy it.
201 (dump_flow_info): Dump it.
203 Thu Jun 21 22:15:10 2001 J"orn Rennecke <amylaar@redhat.com>
205 * sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
206 from machine-depedent_reorg for purposes of alignment supression
207 when no delay slot insn has been added.
209 2001-06-21 Neil Booth <neil@cat.daikokuya.demon.co.uk>
211 * cppmacro.c (make_string_token): Null terminate.
213 2001-06-21 DJ Delorie <dj@redhat.com>
215 * config/alpha/alpha.h (struct machine_function): Remove.
216 * config/alpha/alpha.c (integrate.h): Include.
217 (override_options): Don't set up machine_status hooks.
218 (alpha_init_machine_status): Remove.
219 (alpha_mark_machine_status): Remove.
220 (alpha_free_machine_status): Remove.
221 (alpha_return_addr): Use get_hard_reg_initial_val.
222 (alpha_gp_save_rtx): Likewise.
223 (alpha_ra_ever_killed): Use has_hard_reg_initial_val.
225 2001-06-20 Aldy Hernandez <aldyh@redhat.com>
227 * config/sh/sh.md (interrupt_function): Use
228 current_function_interrupt.
229 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
230 an interrupt function.
232 * config/sh/sh.h (current_function_interrupt): Define extern.
234 * config/sh/sh.c (current_function_interrupt): New global.
235 (sh_expand_prologue): Set current_function_interrupt.
237 2001-06-21 Phil Edwards <pme@sources.redhat.com>
239 * doc/install.texi: Add 'c' to list of --enable-languages choices.
241 2001-06-21 DJ Delorie <dj@redhat.com>
243 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
245 * integrate.c (ggc.h): Include.
246 (initial_value_pair, initial_value_struct,
247 setup_initial_hard_reg_value_integration): Add prototypes.
248 (expand_inline_function): Call
249 setup_initial_hard_reg_value_integration.
250 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
251 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
252 to keep track of values present at the start of a function.
253 (mark_hard_reg_initial_vals): New, for gc.
254 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
255 mappings for initial values.
256 (emit_initial_value_sets): New. Emits code to set initial value
258 * integrate.h: Add prototypes for new functions.
259 * function.h (struct function): Add hard_reg_initial_vals field.
260 * function.c (integrate.h): Include.
261 (mark_function_status): Call
262 mark_hard_reg_initial_vals.
263 * toplev.c (integrate.h): Include.
264 (rest_of_compilation): Call emit_initial_value_sets.
266 2001-06-21 Stan Shebs <shebs@apple.com>
268 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
269 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
270 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
271 everywhere instead of "Objective C".
273 2001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
275 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
276 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
277 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
278 "back end" as nouns and "front-end" and "back-end" as adjectives.
280 Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
282 * predict.c (estimate_probability): Fix loop bounds.
284 Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
286 * toplev.c (rest_of_compilation): Run mark_constant_function
289 Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
291 * predict.c (estimate_loops_at_level, propagate_freq
292 estimate_bb_frequencies, count_to_freqs): New functions.
293 (estimate_probability): Call estimate_bb_frequencies.
294 * basic-block.h (basic_block_def): Add field "freq".
295 (BB_FREQ_MAX): New constant.
297 Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
299 * sh.c (barrier_align): Don't ask for alignment when seeing a
300 branch-around-a-jump from machine_dependent_reorg.
302 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
304 * ssa.c (rename_block): Update parameter to remove_phi_alternative
305 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
306 re-running life analysis.
308 2001-06-20 Stan Shebs <shebs@apple.com>
310 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
311 also use memset to clear the hash tables.
312 (hash_enter): Assume xmalloc always succeeds.
313 (hash_add_attr): Ditto.
314 (continue_class): Ditto.
316 2001-06-20 Michael Meissner <meissner@redhat.com>
318 * builtins.c (predict.h): Include.
319 (expand_builtin_expect): Update comment.
320 (expand_builtin_expect_jump): New function to expand
321 __builtin_expect inside of a conditional jump expansion.
323 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
324 __builtin_expect (<test>, 1).
326 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
328 * rtl.h (expand_builtin_expect_jump): Add prototype.
330 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
332 * doc/rtl.texi (Machine Modes): Correct description of
333 floating-point modes on machines with non-8-bit bytes.
335 2001-06-19 Bernd Schmidt <bernds@redhat.com>
337 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
338 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
341 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
343 * ssa.c (remove_phi_alternative): Remove declaration. No longer
344 static. Second argument is a pointer to a basic block structure,
345 not a basic block index.
346 (convert_to_ssa): Do not remove dead code.
347 (convert_from_ssa): Do not remove dead code to create death notes.
348 * ssa.h (remove_phi_alternative): Declare.
350 * flow.c (delete_unreachable_blocks): Fix patch error in
351 previous change (call to find_unreachable_blocks was lost).
353 * ssa.c (ssa_uses): Remove definition.
354 (apply_delayed_renames): Don't grow ssa_uses.
355 (rename_block): Remove comment related to ssa_uses.
356 (rename_registers): Do not initialize ssa_uses.
357 (convert_from_ssa): Do not free ssa_uses.
359 * ssa-dce.c: Renamed from dce.c.
360 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
361 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
364 2001-06-19 Eric Christopher <echristo@redhat.com>
366 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
367 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
368 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
370 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
372 * sh.c (output_branch): Delete bogus code.
374 * sh.c (initial_elimination_offset):
375 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
377 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
379 * flow.c (find_unreachable_blocks): New function.
380 (delete_unreachable_blocks): Use find_unreachable_blocks.
381 * basic-block.h (find_unreachable_blocks): Declare.
383 * dce.c (eliminate_dead_code): Fix formatting glitch.
385 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
387 * c-common.h (RETURN_NULLIFIED_P): New macro.
388 * c-semantics.c (genrtl_return_stmt): Check it.
390 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
391 (emit_block_move): Likewise.
393 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
395 * unroll.c: Include predict.h.
396 (unroll_loop): Drop prediction notes on preconditioning.
397 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
398 New; add comments on the others.
399 * Makefile.in: (unroll.o): Add dependancy on predict.h.
400 * loop.c (strength_reduce): Fix branch prediction.
402 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
404 * stmt.c (emit_case_nodes): Optimize test whether index is in given
407 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
409 * predict.c (estimate_probability): Do not bail out early
410 when note is present.
411 (combine_predictions_for_insn): Fix note removal code.
413 2001-06-18 Ben Elliston <bje@redhat.com>
415 * except.c (resolve_fixup_regions): Initialise "cleanup".
417 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
419 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
421 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
423 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
424 use put_var_into_stack.
426 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
428 * gccspec.c (lang_specific_driver): If compiling ObjC, add
429 -shared-libgcc when necessary.
430 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
432 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
434 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
435 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
436 bitmap_last_set_bit. All for compatibility with sbitmap's.
438 *bitmap.c (bitmap_zero): New function.
439 (bitmap_union_of_diffs): New function.
440 (bitmap_first_set_bit): New function.
441 (bitmap_last_set_bit): New function.
443 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
445 * cpp.texi, invoke.texi: Update.
446 * cpp.1, gcc.1: Regenerate.
448 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
450 * i386.md (minsf): Fix splitter. (PR fortran/3191)
452 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
454 * doc/cpp.texi: Update.
455 * doc/cpp.1: Regenerate.
457 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
459 * doc/install.texi: Use correct markup hints.
461 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
463 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
465 * explow.c (expr_size): If DECL and size specified, use it.
467 2001-06-15 Zack Weinberg <zackw@stanford.edu>
469 * doc/cpp.texi: Formatting corrections.
470 Correct buggy example of use of __GNUC__ etc.
471 Clarify $ in identifiers.
472 * doc/cpp.1: Regenerate.
474 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
476 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
478 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
480 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
482 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
483 Added Tru64 UNIX V5.1 bootstrap hints.
484 (Specific, alpha*-*-osf*): Removed old section, obsolete.
486 2001-06-15 Andreas Jaeger <aj@suse.de>
488 * doc/install.texi (Specific): Mention that glibc cannot be
489 compiled with GCC 3.0.
491 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
493 * combine.c (nonzero_bits): Don't optimize away division by
496 2001-06-15 Zack Weinberg <zackw@stanford.edu>
498 * doc/cpp.texi: Revised and brought up to date.
499 * doc/cpp.1: Regenerate.
501 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
503 * doc/install.texi: Update --enable-threads to match reality.
505 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
507 * doc/install.texi: Update for C4x.
508 * README.C4X: Remove.
510 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
512 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
513 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
514 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
515 Consistently use "built-in" and "bit-field". Minor logical markup
517 * doc/gcc.1: Regenerate.
519 2001-06-14 Richard Henderson <rth@redhat.com>
521 * config/mips/mips.md (exception_receiver): New.
523 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
525 * doc/gcc.texi: Update passes documentation to be more in tune
528 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
530 * i386.c (ix86_expand_prologue): Fix merging conflict.
532 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
534 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
535 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
536 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
537 logical markup. Use TeX quotes and dashes. Use @dots{} and
538 @minus{}. Avoid spaces inside @var. Update last modification
540 * doc/gcc.1, doc/gcov.1: Regenerate.
542 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
544 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
545 x86_epilogue_using_move): New global variables.
546 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
547 (ix86_emit_save_regs_using_mov): New static function.
548 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
549 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
550 MASK_MIX_SSE_I387): Renumber.
551 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
552 (x86_accumulate_outgoing_args, x86_prologue_using_move,
553 x86_epilogue_using_move): Declare.
554 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
556 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
558 * inclhack.def (hpux10_cpp_pow_inline): New hack.
560 2001-06-13 Richard Henderson <rth@redhat.com>
562 * ifcvt.c (dead_or_predicable): Fix return value last patch.
564 2001-06-13 Mark Mitchell <mark@codesourcery.com>
568 2001-06-13 Richard Henderson <rth@redhat.com>
570 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
571 (cond_exec_process_if_block, dead_or_predicable): Likewise.
573 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
575 * mips-tfile.c (copy_object): Always pass indexNil for symbol
578 2001-06-13 Kazu Hirata <kazu@hxi.com>
580 * config/h8300/h8300.h (OK_FOR_T): Remove.
581 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
582 * config/h8300/h8300.md: Remove alternatives involving inc and dec
583 in the helper patterns for addhi3 and addsi3.
585 2001-06-13 Phil Edwards <pme@sources.redhat.com>
587 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
589 2001-06-13 Zack Weinberg <zackw@stanford.edu>
591 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
592 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
594 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
595 config/alpha/t-osf4, config/mips/t-iris6: Extract all
596 references to @shlib_map_file@, @shlib_objs@, or
597 @shlib_base_name@ to Makefile variables.
598 Bump soname version of libgcc to 1.
600 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
602 * doc/install.texi: Use more logical markup. Include @node
603 commands in the source when generating any non-HTML.
605 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
607 * README: Remove. Some of the contents moved to ../README.
609 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
611 * doc/install.texi (--enable-shared): List package names
614 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
616 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
617 (*-*-solaris*): Document problem in /bin/sh that affects
618 configuring libraries.
619 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
620 (*-sun-solaris2.8): Document linker problem that explains why
621 libjava is disabled by default.
623 2001-06-09 Mark Mitchell <mark@codesourcery.com>
626 * toplev.c (rest_of_compilation): Remove dead code before
629 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
632 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
633 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
634 * configure: Rebuilt.
636 2001-06-12 Jim Wilson <wilson@redhat.com>
638 * loop.c (strength_reduce): Move bl->all_reduced set before
639 check_ext_dependant_givs call.
640 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
642 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
644 * doc/extend.texi (Function Attributes): Document SH's sp_switch
647 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
649 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
652 2001-06-12 Richard Henderson <rth@redhat.com>
654 * config/i386/i386.c (ix86_expand_prologue): Always use
655 gen_pro_epilogue_adjust_stack; update arguments.
656 (ix86_expand_epilogue): Likewise.
657 (ix86_emit_epilogue_esp_adjustment): Remove.
658 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
659 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
660 clobber of scratch memory instead of a modification of EBP as the
661 barrier. Update all peepholes to match.
663 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
665 * doc/gcc.texi: Change the font used for @def... commands to a
667 * doc/extend.texi: Use more logical markup. Use "built-in"
668 instead of "builtin". Use @deftypefn to mark up built-in
669 functions; specify their types in the @deftypefn and not in the
670 descriptive text. Use TeX quotes and dashes. Add more index
673 2001-06-12 lars brinkhoff <lars@nocrew.org>
675 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
676 (DIR_SEPARATOR_2): Likewise.
678 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
680 * doc/install.texi (--exec-prefix, --bindir, --libdir,
681 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
683 (--enable-cpp): Change to document --disable-cpp instead; update
684 to reflect current default.
685 (--without-fast-fixincludes): Remove documentation.
686 (Final install): Document installation directories in more
687 detail. Document use of make dvi.
689 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
691 * recog.c (validate_replace_rtx_1): Fix previous patch.
693 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
695 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
697 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
699 * simplify-rtx.c (simplify_subreg): Allow volatile memory
700 to be subregged in case we don't have move instruction.
702 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
704 * loop.c: Include predict.h
705 (strength_reduce): Drop branch prediction note in case
706 number of iterations is known.
707 * predict.def (PRED_LOOP_ITERATIONS): new.
708 * Makefile.in (loop.o): Add dependancy on predict.h
710 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
712 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
714 * c-typeck.c (c_start_case): Likewise.
716 2001-06-12 Mark Mitchell <mark@codesourcery.com>
718 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
719 in a structure at a variable address.
721 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
723 * doc/gcov.texi: Use more logical markup.
725 2001-06-11 Mark Mitchell <mark@codesourcery.com>
727 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
728 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
729 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
732 2001-06-11 Stan Shebs <shebs@apple.com>
734 * darwin.h (ASM_FILE_END): Remove decl of language_string.
736 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
738 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
739 as an early clobber to make sure it is not used by reload in
742 2001-06-11 Mark Mitchell <mark@codesourcery.com>
744 * doc/c-tree.texi: Update information about flag_honor_std.
745 * doc/install.texi: Note that binutils is required on HPUX 11.
746 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
749 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
750 variable-sized types.
752 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
754 * doc/md.texi: Use TeX dashes and quotes.
756 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
758 * doc/rtl.texi: Reference manual chapter about trees.
760 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
762 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
763 (WINT_TYPE): Override.
764 (WINT_TYPE_SIZE): Likewise.
765 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
767 * config/sparc/sol2.h (WINT_TYPE): Define.
768 (WINT_TYPE_SIZE): Likewise.
770 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
771 (WINT_TYPE): Override.
772 (WINT_TYPE_SIZE): Likewise.
773 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
774 (CPP_ARCH64_SPEC): Likewise.
776 2001-06-11 Richard Henderson <rth@redhat.com>
778 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
779 with alias attribute.
781 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
782 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
784 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
786 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
788 2001-06-11 Stan Shebs <shebs@apple.com>
790 * darwin.c (darwin_encode_section_info): Rewrite to simplify
791 and fix coding mistakes.
793 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
795 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
796 return string from m32r_output_block_move.
797 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
799 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
801 (ROUND_ADVANCE): Remove signed/unsigned conflict.
802 * config/m32r/m32r.c: Declare prototypes for static functions.
803 (move_src_operand): Replace INT32_P with UINT32_P.
804 (function_arg_partial_nregs): Fixed signed/unsigned conflict
805 in initialisation of 'size'.
806 (m32r_sched_reord): Remove redundant declarations of 'code'.
807 (m32r_output_block_move): Change to a void function.
808 (m32r_encode_section_info): Cast return of
809 TREE_STRING_POINTER to avoid compile time warning.
811 2001-06-11 Richard Henderson <rth@redhat.com>
813 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
814 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
815 (struct machine_function): Add gp_save_rtx.
816 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
817 (alpha_gp_save_rtx): New.
818 * config/alpha/alpha-protos.h: Declare it.
819 * config/alpha/alpha.md (exception_receiver): Make an expander.
820 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
822 2001-06-11 Richard Henderson <rth@redhat.com>
824 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
826 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
828 * configure.in: Align --help messages.
829 Remove trailing full stops.
830 Consistently use lower case.
831 Fix DWARF 2 spelling.
832 * configure: Rebuilt.
834 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
836 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
837 variants for .cpp/.cp/.c++ files.
838 Move definition of __LANGUAGE_C_PLUS_PLUS ...
839 (CPLUSPLUS_CPP_SPEC): ... here.
841 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
843 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
845 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
847 * c-decl.c (store_parm_decls): When comparing types in an
848 old-style function declaration with those from a previous
849 prototype, compare the unqualified versions of parameter types.
852 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
854 * doc/objc.texi: Use more logical markup. Use TeX dashes.
856 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
858 * doc/c-tree.texi: Use more logical markup.
860 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
862 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
864 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
866 * loop.c (scan_loop): Do not combine asm statements.
868 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
870 * simplify-rtx.c (simplify_subreg): Fix offset calculation
871 for complex values within a CONCAT.
873 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
875 * doc/install.texi: Update details of what components are included
876 in the GCC distribution. Update default directory for g++
877 includes. Update documentation relating to old libio. Adjust
878 documentation on DejaGnu environment variables. Remove
879 documentation of --enable-cpplib.
881 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
883 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
886 2001-06-10 Richard Henderson <rth@redhat.com>
888 * ifcvt.c (life_data_ok): New.
889 (merge_if_block): Use it to determine whether to update
891 (if_convert): Set it.
893 2001-06-10 Richard Henderson <rth@redhat.com>
895 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
897 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
899 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
900 (SH Options): Document -mieee.
901 * doc/install.texi (Final install): Remove obsolete information
902 about installing cross compilers.
903 * doc/gcc.1: Rebuilt.
905 2001-06-10 Richard Henderson <rth@redhat.com>
907 * config/alpha/alpha.c (override_options): Set align_loops,
908 align_jumps, and align_functions.
909 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
910 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
912 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
914 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
915 are one and two words in size.
917 2001-06-10 Richard Henderson <rth@redhat.com>
919 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
920 (Code Generation Options): Document -fnon-call-exceptions.
922 2001-06-10 Mark Kettenis <kettenis@gnu.org>
924 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
926 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
928 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
930 2001-06-10 Mark Mitchell <mark@codesourcery.com>
931 Gabriel Dos Reis <gdr@codesourcery.com>
933 * Makefile.in (c-parse.o): Depend on diagnostic.h
934 (dwarf2out.o): Likewise.
936 * dwarf2out.c: #include diagnostic.h
938 * toplev.h (warningcount, errorcount, sorrycount): Remove
941 * toplev.c (warningcount, errorcount, sorrycount): Remove
944 * diagnostic.h (struct output_buffer): Reorder fields.
945 (diagnostic_kind_count): New macro.
946 (errorcount, warningcount, sorrycount): Define as macros.
947 (diagnostic_report_warnings_p): New macro.
948 (output_state): Add diagnostic_count field.
950 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
951 Remove tentative declaration.
952 (count_error): Use diagnostic_report_warnings_p.
954 * c-parse.in: #include diagnostic.h
956 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
958 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
959 prefer a memory for operand 1.
960 ("*addsi3"): Fix constraints, the '!' was too strong.
961 ("*addsi3_split"): Accept soft register and split accordingly.
963 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
965 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
966 Move definition in the RTX_CODE section.
968 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
970 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
971 address as relative to the argument pointer.
973 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
975 * predict.def (PRED_OPCODE): Place before call and error_return.
977 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
979 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
980 * predict.c (estimate_probability): Calculate dominance
981 information; improve detection of NORETURN heuristics;
982 add call/error_return heuiristics; tweak comparison heuristics
985 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
987 * doc/invoke.texi (C Dialect Options): Document -aux-info.
988 (Debugging Options): Document -print-multi-directory and
990 * doc/gcc.1: Rebuilt.
992 * toplev.c (independent_decode_option): Require `=' between
993 `-aux-info' and filename in the same argument.
994 * gcc.c: Don't pass -aux-info=filename twice.
996 2001-06-09 Mark Mitchell <mark@codesourcery.com>
998 * expr.c (expand_expr, case ARRAY_REF): Do not replace
999 an array element with the known initializing value if it has
1002 * toplev.c (rest_of_compilation): Remove dead code before
1005 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
1007 * cppinit.c (print_help): Document -fpreprocessed.
1008 * invoke.texi: Similarly.
1010 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
1012 * predict.def: New file.
1013 * predict.h: New file.
1014 * predict.c: Include predict.h.
1015 (predictor_info): New structure and array.
1016 (predict_edge, predict_insn): Rewrite; make global.
1017 (predict_edge_def, predict_insn_def): New global functions.
1018 (dump_prediction, combine_predictions_for_insns): New
1020 (estimate_probability): Change calls to predict_edge
1021 to predict_edge_def and calls to predict_insn to predict_insn_def;
1022 combine probabilities.
1023 (expected_value_to_br_prob): Behave as predictor.
1024 * rtl.h (REG_BR_PRED): Update coment.
1025 (invert_br_probabilities): New.
1026 * jump.c: Include predict.h
1027 (duplicate_loop_exit_test): Drop branch prediction notes.
1028 (invert_jump): Use invert_br_probabilities.
1029 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
1030 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
1031 * combine.c (distribute_notes): Handle BR_PRED.
1033 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1035 * predict.c (predict_insn, predict_edge): New static functions.
1036 (estimate_probability): Revamp to use new functions;
1037 fix loop header heruistics; add loop exist heruistics
1039 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1041 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
1043 2001-06-09 Peter Jakubek <pjak@snafu.de>
1045 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
1047 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1049 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
1050 for integer operations that don't update C bit.
1052 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
1054 * gthr-posix.h (__gthread_objc_init_thread_system): If
1055 pthread_key_create fails, it's not clear what the return value is.
1056 This obvious fix makes sure it always returns -1 if a problem
1059 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
1061 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
1062 more index entries. Use more logical markup where appropriate.
1063 Use TeX quotes and dashes.
1065 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
1067 * unwind-pe.h: Conditionally qualify references to abort with
1070 2001-06-09 Julian Foad <julian_foad@hotmail.com>
1072 * doc/invoke.texi: Remove superfluous text.
1074 2001-06-08 Richard Henderson <rth@redhat.com>
1076 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
1077 (LIB_SPEC): Mirror config/linux.h version.
1079 2001-06-08 Richard Henderson <rth@redhat.com>
1081 * except.c (get_exception_pointer, get_exception_filter): Take a
1082 struct function. Update all callers.
1083 * except.h (get_exception_pointer): Update declaration.
1084 * expr.c (expand_expr): Update get_exception_pointer call.
1085 * integrate.c (expand_inline_function): Remap the exception pointer
1086 from callee to caller.
1088 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1090 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
1091 accurately reflect its cv-qualification.
1092 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
1093 cv-qualifiers on function types.
1095 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1097 * basic-block.h: Improve comments.
1098 * except.c (expand_eh_region_end_allowed): Remove redundant call
1099 to do_pending_stack_adjust.
1100 * flow.c (life_analysis): Fix typo in comment.
1101 (calculate_global_regs_live): Add documentation.
1102 (mark_set_1): Likewise.
1103 (debug_regset): Likewise.
1104 * doc/rtl.texi (cond_exec): Document it.
1106 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1108 * i386.h (CONST_COSTS): set cost of constants representable in
1109 immediate fields to 0.
1111 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1113 * function.c (diddle_return_value): Kill code to determine
1114 return value before expand_function_end.
1115 (expand_function_end): Delay call to clobber_return_register
1116 after fucntion return value is computed.
1118 Re-install temporary reverted patch:
1119 * toplev.c (rest_of_compilation): Call split_all_insns
1120 before reg-stack and shorten-branches. Do shorten-branches
1122 * final.c (shorten_branches): Remove insn splitting code.
1124 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1126 * doc/gcc.texi, doc/invoke.texi: Add index of command line
1127 options. Use @opindex to index them rather than other indexing
1128 commands. Use @var{...} instead of <...>. Avoid spaces in names
1129 inside @var. Don't use @kindex to index escape sequences in
1132 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
1134 * stmt.c (current_nesting_level): New fn.
1135 * tree.h: Declare it.
1136 * c-semantics.c (genrtl_compound_stmt): Use it.
1138 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
1140 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1142 * jump.c (mark_modified_reg): Allow jump threading if condition
1143 codes are represented by a hard register.
1145 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1147 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
1148 for complex floats passed to unprototyped functions.
1150 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1152 * except.c (expand_eh_region_end_allowed): Call
1153 do_pending_stack_adjust as necessary.
1155 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1157 * function.c (clobber_return_register): Clobber the pseudo return
1160 * sibcall.c (skip_unreturned_value): New function.
1161 (call_ends_block_p): Use it.
1163 * recog.c (split_insn): Break out from ...
1164 (split_all_insns): ... here; do not use basic block information
1167 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1169 * simplify-rtx.c (simplify_subreg): Fix verification of
1172 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1174 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
1175 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
1176 Move definition of _LANGUAGE_C_PLUS_PLUS ...
1177 (CPLUSPLUS_CPP_SPEC): ... here.
1178 Fixes PRs c++/3047, target/441.
1180 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1182 * doc/install.texi2html (MAKEINFO): Keep value if set already.
1184 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1186 * doc/gcc.texi: Add trailing slash to URL.
1188 2001-06-07 Stan Shebs <shebs@apple.com>
1190 * config/darwin.h (ENCODE_SECTION_INFO): Define.
1191 (REDO_SECTION_INFO_P): Ditto.
1192 (STRIP_NAME_ENCODING): Ditto.
1193 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
1194 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
1195 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
1196 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
1197 * config/darwin.c: No longer include c-tree.h.
1198 (machopic_classify_ident): Rewrite to use symbol encoding.
1199 (lookup_name_darwin): Remove.
1200 (machopic_non_lazy_ptr_name): Handle encoded symbols.
1201 (machopic_stub_name): Use STRIP_NAME_ENCODING.
1202 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
1203 (machopic_finish): Ditto, remove test of decl.
1204 (update_non_lazy_ptrs): New function.
1205 (darwin_encode_section_info): New function.
1206 * config/darwin-protos.h: Declare it.
1207 * config/rs6000/rs6000.c (machopic_output_stub): Use
1208 STRIP_NAME_ENCODING.
1210 2001-06-07 Mark Mitchell <mark@codesourcery.com>
1212 * tree.h (DECL_SOURCE_FILE): Improve documentation.
1213 (DECL_SOURCE_LINE): Likewise.
1215 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
1217 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1218 from config/elfos.h.
1220 2001-06-07 Phil Edwards <pme@sources.redhat.com>
1222 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
1223 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
1225 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1227 * doc/contrib.texi: Add copyright notice.
1229 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1231 * doc/md.texi: Use four digit years in copyright notice.
1233 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1235 * config.gcc: For $target_alias of athlon-*, set
1236 target_cpu_default2=5.
1238 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1240 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
1241 end of last block if last real insn is a JUMP_INSN.
1243 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1247 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1249 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
1250 pthread_t to objc_thread_t.
1251 (__gthread_objc_thread_id): Likewise.
1253 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1255 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
1256 (ASM_OLDAS_SPEC): Likewise.
1258 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
1259 (CPP_SUBTARGET_SPEC): Use it.
1260 (ASM_OLDAS_SPEC): Define.
1262 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
1264 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1266 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
1267 passed by reference.
1269 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1271 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
1272 Document use of N_(...), and show it in examples. Note that
1273 documentation should be added to invoke.texi. Avoid an overfull
1276 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1278 * toplev.c (rest_of_compilation): Revert previous patch.
1279 * final.c (shorten_branches): Likewise.
1281 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1283 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
1286 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1288 * doc/install-old.texi: Remove more obsolete documentation.
1290 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1292 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
1294 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1296 * toplev.c (rest_of_compilation): Call split_all_insns
1297 before reg-stack and shorten-branches. Do shorten-branches
1299 * final.c (shorten_branches): Remove insn splitting code.
1301 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1303 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1304 * configure: Rebuilt.
1306 2001-06-07 Andreas Jaeger <aj@suse.de>
1308 * emit-rtl.c (operand_subword): Remove unused variable.
1310 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1312 * i386.md (floatdi?f): Avoid usinf of SSE instructions
1313 if TARGET_64BIT is false.
1314 (floatdi?f_i386_only): New insn.
1315 (floatdi?f_i386): Disable for !TARGET_64BIT.
1317 * (min?f, max?f splitters): Handle case where
1318 operands are cross-matched.
1320 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
1321 (MMX_REGISTER_NAMES): Kill.
1322 (PRINT_OPERAND): Fix comment.
1323 (PRINT_REG): Likewise.
1324 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
1325 (print_operand): Update comment; kill 'm'.
1327 * i386.c (x86_branch_hints): New global variable
1328 (print_operand): Support outputting of branch prediction hints.
1329 * i386.md (conditional jump patterns): Add branch prediction hints
1331 * i386.h (x86_branch_hints): Declare
1332 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
1333 (PRINT_OPERAND_FUNCT_VALID_P): New.
1334 * final.c (final_forward_branch_p): New function.
1336 2001-06-06 Richard Henderson <rth@redhat.com>
1338 * flow.c (mark_used_reg): Clean up looping over multiple hard
1339 registers. Do conditional life bits across multiple hard regs.
1341 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
1343 * reload1.c (reload): Revert Schmidt's change so all USEs are not
1344 deleted during reload.
1346 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1348 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
1349 functions here, instead of ...
1350 * c-decl.c (c_expand_body): ... here.
1352 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1354 * config.gcc, config/sparc/bsd.h: Do not directly include
1355 sparc/sparc.h. Instead do it via tm_file.
1357 2001-06-05 Richard Henderson <rth@redhat.com>
1359 * dwarf2.h (DW_EH_PE_aligned): New.
1360 * dwarf2asm.c (eh_data_format_name): Name it.
1361 (dw2_asm_output_encoded_addr_rtx): Align for it.
1362 * dwarf2out.c (output_call_frame_info): Handle it for personality
1363 routine and LSDA pointers.
1365 * unwind-pe.h (DW_EH_PE_aligned): New.
1366 (base_of_encoded_value): Handle it.
1367 (read_encoded_value_with_base): Likewise.
1368 * unwind-dw2-fde.c (base_from_object): Likewise.
1369 (get_cie_encoding): Likewise.
1371 * config/alpha/elf.h: Remove ecoff commentary.
1372 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1374 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1376 * config.gcc, config/i386/bsd386.h: Do not directly include
1377 i386/386bsd.h. Instead do it via tm_file.
1379 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1381 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
1384 2001-06-05 Pascal Obry <obry@act-europe.fr>
1386 * configure.in: Quote $enable_win32_registry in case the value has
1390 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1392 * print-rtl.c (xspaces): Remove.
1393 (print_rtx): Use printf field-width, rather than xpsaces, to
1395 * toplev.c (main): Disable sibling-call optimization if we are
1396 handling exceptions.
1398 2001-06-05 Bernd Schmidt <bernds@redhat.com>
1400 * reload1.c (reload): Delete all USEs generated during reload.
1402 2001-06-05 scott snyder <snyder@fnal.gov>
1404 * gccbug.in: Fix typo.
1406 2001-06-05 Andreas Jaeger <aj@suse.de>
1408 * builtins.def: Fix definition of __builtin_cosf, it uses float as
1409 parameter and return value.
1411 2001-06-04 Anthony Green <green@redhat.com>
1413 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
1414 machine. This is now done in sparc.h.
1416 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1418 Correct CVS resurrection of invoke.texi.
1419 * doc/invoke.texi: Document new tree dump flags.
1421 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1423 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
1424 for casting an aggregate to its own type. Fixes PR c/2735.
1426 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1428 * doc/texinfo.tex: Update to version 2001-05-24.08.
1430 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1432 * c-common.h (flag_dump_translation_unit): Remove.
1433 (enum tree_dump_index): Define.
1434 (TDF_ADDRESS, TDF_SLIM): New #defines.
1435 (dump_node_to_file): Remove.
1436 (dump_node): Make extern. Add flags.
1437 (dump_flag, dump_enabled_p, dump_begin, dump_end,
1438 dump_switch_p): Prototype.
1439 * c-common.c (flag_dump_translation_unit): Remove.
1440 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
1441 logic. Use dump_switch_p.
1442 * c-dump.h (struct dump_info): Add node and user fields.
1443 (dump_pointer): Declare.
1444 * c-dump.c (dump_node): Make extern. Add flags.
1445 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
1446 (dump_new_line, dump_maybe_newline): Use them.
1447 (dump_pointer): New function.
1448 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
1449 chain or function's body. Dump address, if TDF_ADDRESS set.
1450 (dump_flag): Define.
1451 (dump_node_to_file): Remove.
1452 (struct dump_file_info): New struct.
1453 (dump_files): New array.
1454 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
1455 * c-lang.c (finish_file): Adjust dumping.
1456 * toplev.h (dump_base_name): Make extern.
1457 * invoke.texi: Document new flags.
1459 2001-06-04 Mark Mitchell <mark@codesourcery.com>
1461 * c-tree.h (lang_decl): Add pending_sizes fields.
1462 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
1464 (c_expand_body): Expand them.
1465 (lang_mark_tree): Mark lang_decl:pending_sizes.
1466 * function.c (expand_pending_sizes): New function, broken out
1468 (expand_function_start): ... here.
1469 * tree.h (expand_pending_sizes): Declare it.
1471 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
1473 * doc/install.texi: Update FreeBSD information. Generalize
1474 and update information for alpha-based platforms using ELF.
1476 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1478 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
1479 (store_parm_decls): Likewise.
1480 * c-typeck.c (convert_arguments): Likewise.
1482 2001-06-04 Richard Henderson <rth@redhat.com>
1484 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
1485 optimization if current_function_calls_setjmp.
1487 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
1489 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
1492 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1494 * simplify-rtx.c (simplify_subreg): Fix combining of
1495 paradoxical subregs.
1497 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1499 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
1500 (no_labels_between_p): Short circuit case beg==end.
1502 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1504 * rtlanal.c (operand_preference): Fix preference for objects.
1506 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1508 * gcse.c (handle_avail_expr): Be prepared to handle single_set
1511 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1513 * combine.c (if_then_else_cond): Use simplify_subreg instead
1515 * integreate.c (sub_constants): Likewise.
1517 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1519 * emit-rtl.c (constant_subword): Deprecate; remove most of code
1520 and use simplify_gen_subreg.
1522 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
1524 * sibcall.c (skip_copy_to_return_value): recognize the situation
1525 when the called function's return value is copied into an
1526 intermediate pseudo, and then into the calling functions return
1529 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1531 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
1532 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
1533 in case register wasn't OK previously, accept it now; allow
1534 subregs of frame pointer if reload completed and frame pointer
1537 * combine.c (sombine_simplify_rtx): Fix comment;
1538 use subreg_lowpart_offset instead of subreg_lowpart_p
1539 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
1540 * rtl.h (subreg_lowpart_parts_p): Kill.
1541 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
1542 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
1543 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
1544 (gen_lowpart_common): Likewise.
1545 (subreg_lowpart_p): Likewise.
1546 (subreg_lowpart_parts_p): Kill.
1547 (subreg_lowpart_offset, subreg_highpart_offset): New function.
1549 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
1550 to simplify SUBREG and REG.
1551 (gen_highpart): Use simplify_gen_subreg for all simplifications.
1553 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
1556 * rtlanal.c (replace_regs): Use simplify_gen_subreg
1558 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1560 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
1561 (ARRAY_RANGE_REF): Added description.
1563 * tree.def (ARRAY_RANGE_REF): New code.
1564 * alias.c (handled_component_p, can_address_p): Handle it.
1565 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1566 * explow.c (set_mem_attributes): Likewise.
1567 * expr.c (expand_assignment, get_inner_reference): Likewise.
1568 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
1569 * fold-const.c (operand_equal_p): Likewise.
1570 * tree.c (staticp, stabilize_reference): Likewise.
1571 * varasm.c (decode_addr_const): Likewise.
1573 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1575 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
1576 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
1578 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
1580 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
1581 mark_constant_pool_use before output_addr_const.
1582 (struct pool_node): New field wend.
1583 (add_constant): Note a sequence of constants that are referenced
1585 (pool_window_label, pool_window_last): New variables.
1586 (dump_table): Emit a unspec_volatile representing the end of a
1587 sequence of constants.
1588 (mark_constant_pool_use): New function.
1589 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
1590 (consttable_2): Add the second operand which flags whether
1591 this consttable entry was used or not.
1592 (consttable_4, consttable_8, consttable_sf, consttable_df):
1594 (consttable_window_end): New insn.
1596 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1598 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
1599 Reformat according to coding standards.
1602 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
1603 (shl_and_kind): Cast wide constant.
1604 (gen_far_branch): Define as static, as in declaration.
1605 (barrier_align): Compute cache-line length as unsigned. Add
1606 parentheses in initial credit computation.
1607 (rounded_frame_size): Add parentheses.
1608 (permanent_obstack): Remove declaration. Include ggc.h for
1609 declaration of ggc_add_root_rtx().
1610 (get_free_reg): Removed declaration of unused variable reg.
1611 (legitimize_pic_address): Mark mode argument as unused.
1613 2001-06-03 Igor Shevlyakov <igor@windriver.com>
1615 * config/sh/sh.c (output_branch): Support for insn with lenght
1616 attr 12 & 16 which represents cond branches outside +-4096 range.
1618 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1620 * config/sh/lib1funcs.asm (ic_invalidate): Align the
1621 cache-mirroring sequence. Add nops.
1623 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
1625 * doc/install-old.texi: Remove more old installation
1627 * doc/install.texi: Add relevant parts here.
1629 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1631 * doc/install.texi2html: New script.
1633 2001-06-03 David Edelsohn <edelsohn@gnu.org>
1635 * doc/install.texi: Update AIX information again.
1637 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1639 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
1640 installation documentation.
1641 * doc/install.texi: Move it to here.
1643 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1645 * doc/install.texi: Clean up Texinfo markup.
1647 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1649 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
1650 to just after title page.
1652 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1654 * doc/install-old.texi: Remove documentation of some configuration
1656 * doc/install.texi: Add relevant parts of this documentation here.
1658 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1660 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
1661 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
1663 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1665 * i386.md (all uses of ext_register_operand): Make sure they are
1666 VOIDmode; replace all uses outside zero_extend.
1667 (and?i splitters): Use ext_register_operands.
1668 (test?i peep2): Remove ignored constraints.
1669 * i386.c (ext_register_operand): Check that operand is
1670 eighter pseudo or hard or 'Q' register.
1672 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1674 * tree.h (struct record_layout_info_s): New field unpadded_align.
1675 (set_lang_adjust_rli): New declaration.
1676 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
1677 it would have if not packed, do not downgrade DECL_ALIGN.
1678 (lang_adjust_rli, set_lang_adjust_rli): New.
1679 (start_record_layout): Initialize new field unpadded_align.
1680 (debug_rli): Display it.
1681 (place_union_field, place_field): Set it.
1682 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
1684 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
1685 mean that; use proper names instead.
1686 Print DECL_NO_STATIC_CHAIN.
1688 * except.c (expand_builtin_frob_return_addr): Add missing call
1689 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
1690 (expand_builtin_eh_return): Likewise.
1691 (expand_eh_return): Clean up ptr_mode != Pmode cases.
1693 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
1695 * doc/invoke.texi: Remove references to papers about sequence points
1696 to readings.html, refer to that page.
1698 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1700 * README: Update references to installation instructions.
1702 2001-06-01 Laurent Guerby <guerby@acm.org>
1703 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1705 * doc/install.texi: Define srcdir when sources come from CVS.
1706 Significantly improve markup. Wrap overly long lines
1708 2001-06-01 DJ Delorie <dj@redhat.com>
1710 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
1711 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
1712 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
1713 gcov.1: Move to doc subdirectory.
1714 * install.texi: Move to doc/install-old.texi.
1715 * gcc.texi: Move to doc, refer to install-old.texi.
1716 * Makefile.in: Reflect move of docs to doc/.
1717 * f/Make-lang.in: Ditto.
1718 * java/Make-lang.in: Ditto.
1719 * doc/.cvsignore: New.
1721 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1723 * invoke.texi: use two spaces between command options, eliminate
1724 some 'overfull hboxes'
1726 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
1728 * Makefile.in (s-mlib): Make backtick-commands always succeed.
1729 (DRIVER_DEFINES): Ditto.
1731 2001-05-31 Richard Henderson <rth@redhat.com>
1733 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
1734 also link against libgcc.a.
1736 2001-05-31 Geoff Keating <geoffk@cygnus.com>
1738 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
1739 * config/mips/mips.c (mips_output_ascii): New function.
1740 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
1742 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
1744 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1746 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
1747 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
1749 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
1751 * install.texi (Configuration): Add html links for --with-gnu-as &
1752 --with-gnu-ld and refer to them from hppa & SCO triplets.
1753 (Specific): Link back to with-gnu-ld for all ELF platfoms.
1754 (Specific): Reword AVR binutils recommendation.
1756 2001-05-30 Zack Weinberg <zackw@stanford.edu>
1758 * ggc-page.c (size_lookup): Increase minimum allocation size
1760 (ggc_print_statistics): Report size of each bin in bytes, not
1761 as its order; there is no longer a direct relationship.
1763 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1765 * extend.texi: Fix formating of examples, eliminate some
1767 * gcc.texi: Eliminate some 'overfull hboxes'.
1768 * invoke.texi: Use two spaces between command options, eliminate
1769 some 'overfull hboxes'.
1771 2001-05-30 Richard Henderson <rth@redhat.com>
1773 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
1775 2001-05-30 Tom Tromey <tromey@redhat.com>
1777 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
1778 use it in the new association.
1780 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
1781 John David Anglin <dave@hiauly1.hia.nrc.ca>
1783 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
1784 to target type to allow ISO C++ compiler to accept it.
1785 * gthr-dce.h (__gthread_active_ptr): Likewise.
1786 * gthr-solaris.h (__gthread_active_ptr): Likewise.
1788 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1790 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
1791 so that we do accept comments in preprocessed input.
1793 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1795 * cpphash.c (alloc_node): Cast allocated pointer.
1797 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
1799 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
1801 2001-05-29 Stan Shebs <shebs@apple.com>
1803 * gcc.texi: Add links for information about Objective-C.
1805 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
1807 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
1808 /bin/sed fails on [^\"]).
1809 (configargs.h): Likewise.
1811 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1813 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
1815 2001-05-28 Stan Shebs <shebs@apple.com>
1817 * objc/objc.gperf: Remove, no longer used.
1819 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
1821 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
1822 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
1823 Remove trailing whitespace.
1825 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1827 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
1828 became http://freeware.sgi.com/.
1830 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
1832 * local-alloc.c (update_equiv_regs): Don't eliminate constant
1835 2001-05-27 Stan Shebs <shebs@apple.com>
1837 * objc/objc-act.c: Add/fix various comments.
1838 (init_selector): Remove, no longer used.
1839 (build_msg_pool_reference): Ditto.
1840 (objc_debug): Ditto.
1842 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1844 * c-decl.c (init_decl_processing):
1845 Don't call start_identifier_warnings.
1846 * flags.h (warn_id_clash, id_clash_len): Remove.
1847 * stringpool.c: Don't include flags.h.
1848 (scan_for_clashes, do_identifier_warnings,
1849 start_identifier_warnings): Remove.
1850 * toplev.c (warn_id_clash, id_clash_len): Remove.
1851 (display_help): Don't document -Wid-clash.
1852 (decode_W_option): Print warning on -Wid-clash.
1853 * tree.h (start_identifier_warnings): Remove.
1854 * invoke.texi: Remove documentation of -Wid-clash.
1856 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1858 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
1860 2001-05-27 Bruce Korb <bkorb@gnu.org>
1862 * fixinc/check.tpl(HACK) add and use a Scheme variable
1863 (has no test text): error out if no "test_text" is defined
1864 * fixinc/fixincl.tpl: likewise
1865 (FIXIDX): make it an enumeration so we minimize diffs
1866 * fixinc/inclhack.def: re-alphabetize and add sort instructions
1867 * fixinc/fixincl.x: regenerate
1868 * fixinc/tests/base/stdio.h: test output got moved due to
1870 * README-fixinc: rewrite (mostly)
1872 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1874 * cpplib.c (run_directive): Set pfile->directive.
1876 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1878 * c-tree.texi: Reformat the manual as a single chapter now
1879 included by gcc.texi.
1880 * gcc.texi: Include c-tree.texi. Merge all indexes.
1881 * Makefile.in (dvi): Add generation for the cppinternals
1882 documentation. Added dependencies on fdl.texi and c-tree.texi
1883 where appropriate. Use TEXI2DVI instead of custom tex calls.
1884 (info): Added dependencies on fdl.texi and c-tree.texi where
1885 appropriate. Remove the target c-tree.info.
1887 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
1889 * combine.c (try_combine): Fix typo in comment.
1890 * expr.c (expand_expr): Likewise.
1891 * config/i370/i370.md (untyped_call): Likewise.
1893 2001-05-26 Bruce Korb <bkorb@gnu.org>
1895 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1896 when fixincl is operating in test mode
1897 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
1898 (AAB_ultrix_limits): remove redundant text
1899 (AAB_ultrix_memory): ditto
1900 (AAB_ultrix_string): ditto
1901 (djgpp_wchar_h): fix the test text
1902 (irix_stdio_va_list): add test text
1903 (irix_limits_const): add a testing output file (limits.h is overwritten)
1904 (strict_ansi_not_ctd): put limits.h second in list for same reason
1905 (solaris27_mutex_init): test text needed selection text, too
1907 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1908 when fixincl is operating in test mode
1910 2001-05-26 Philip Blundell <philb@gnu.org>
1912 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1913 * config/i960/i960-protos.h: Likewise.
1914 * config/i370/i370-protos.h: Likewise.
1915 * config/h8300/h8300-protos.h: Likewise,
1916 * config/sh/sh-protos.h: Likewise.
1917 * config/v850/v850-protos.h: Likewise.
1919 2001-05-26 Philip Blundell <philb@gnu.org>
1921 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1923 2001-05-25 Zack Weinberg <zackw@stanford.edu>
1925 * toplev.c (debug_args, f_options, W_options): Mark
1926 descriptions for translation.
1927 (display_help): Translate descriptions on output.
1929 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
1930 objc/lang-options.h: Mark descriptions for translation.
1932 * aclocal.m4: Quote final argument of patsubst. Use
1933 3-argument form of AC_DEFINE. Restore quotes to [] while
1935 * configure.in: Remove unnecessary changequote calls.
1936 * configure, config.in: Regenerate.
1938 2001-05-25 Sam TH <sam@uchicago.edu>
1940 * basic-block.h: Fix header include guards.
1941 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
1942 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
1943 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
1944 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
1945 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
1946 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
1947 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
1948 varray.h version.h: Likewise.
1949 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
1950 config/arm/arm.h config/c4x/c4x-protos.h
1951 config/h8300/h8300-protos.h config/h8300/h8300.h
1952 config/i370/i370-protos.h config/i370/i370.h
1953 config/i960/i960-protos.h config/mcore/mcore.h
1954 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
1955 config/v850/v850-protos.h config/v850/v850.h: Likewise.
1956 * fixinc/fixlib.h fixinc/server.h: Likewise.
1958 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
1960 * config/arc/initfini.c (.init): Fix typo.
1962 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
1964 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
1966 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1968 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
1970 2001-05-25 Richard Henderson <rth@redhat.com>
1972 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
1974 2001-05-25 Richard Henderson <rth@redhat.com>
1976 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
1977 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
1978 (sparc*-*-solaris2): Likewise.
1979 * config/t-linux: Remove shared libgcc macros.
1980 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
1981 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
1983 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
1985 * config.gcc (*-*-freebsd*): Report bad configuration.
1987 2001-05-25 David Edelsohn <edelsohn@gnu.org>
1989 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
1991 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
1993 (ASM_OUTPUT_LABELREF): Delete.
1995 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1997 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
1998 strict_ansi_only): Don't run if stdc_0_in_system_headers.
1999 * fixinc/fixincl.x: Regenerate.
2000 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
2001 (FIX_TEST_TABLE): Declare it.
2002 * fixinc/fixlib.h: Include config.h.
2004 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2006 * fixinc/inclhack.def (alpha___assert): Change char * args to
2007 const char * on Tru64 UNIX to avoid excessive warnings from
2009 * fixinc/fixincl.x: Regenerate.
2011 2001-05-25 Geoff Keating <geoffk@redhat.com>
2013 * dbxout.c (dbxout_symbol): Invert previous patch, which was
2014 outputting a tag only for variable-size records.
2016 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
2018 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
2019 instead of rtx_equal_p for early clobber test.
2021 2001-05-26 Mark Mitchell <mark@codesourcery.com>
2023 * builtins.def: Encode additional information, such as names and
2025 * builtin-types.def: New file.
2026 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
2027 (built_in_decls): Likewise. Don't explicitly initialize global
2029 (expand_builtin_mathfn): Handle float and long double variants of
2031 (expand_builtin): Likewise.
2032 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
2033 (expand_tree_builtin): Handle long, long long, float, and long
2034 double variants of math functions.
2035 * c-common.h (c_tree_index): Remove some unused nodes.
2036 (void_ftype): Remove.
2037 (void_type_ptr): Likewise.
2038 (int_ftype_int): Likewise.
2039 (ptr_ftype_sizetype): Likewise.
2040 * c-decl.c (init_decl_processing): Remove creation of DWARF
2042 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
2043 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
2044 * Makefile.in (c-common.o): Depend on builtin-types.def.
2046 2001-05-25 Dale Johannesen <dalej@apple.com>
2048 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
2050 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2052 * c-parse.in (notype_initdcl): Remove redundant line.
2054 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2056 * aclocal.m4: Fixed typo.
2057 (gcc_AC_HEADER_STDBOOL): Define.
2058 (gcc_AC_C__BOOL): Define.
2059 * configure.in: Use them.
2060 (AC_CHECK_HEADERS): Remove stdbool.h
2061 * configure, config.in: Regenerate.
2063 2001-05-25 Richard Henderson <rth@redhat.com>
2065 * function.c (expand_function_start): Don't abort on PARALLEL
2066 returns from hard_function_value.
2068 2001-05-25 Richard Henderson <rth@redhat.com>
2070 * config/i386/i386.md: Revert previous change. Do not apply
2071 the peephole if the components do not die after the sequence.
2073 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
2075 * c-parse.in (array_declarator): New. Handle C99 constructs.
2076 Don't restrict [*] declarators to C only.
2077 (after_type_declarator, parm_declarator_starttypename,
2078 parm_declarator_nostarttypename, notype_declarator,
2079 direct_absdcl1): Use it.
2080 * c-decl.c (build_array_declarator, set_array_declarator_type):
2081 New functions. Warn that [*] isn't properly implemented; pedwarn
2082 for [*] outside C99 mode if pedantic rather than giving a hard
2084 (grokdeclarator): Handle static and type qualifiers in parameter
2086 * c-tree.h (build_array_declarator, set_array_declarator_type):
2088 * extend.texi (Attribute Syntax): Document attributes in parameter
2091 2001-05-25 Mark Mitchell <mark@codesourcery.com>
2093 * config/i386/i386.md: Make sure cmpstr peepholes do not
2094 affect liveness information.
2096 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2098 * c-typeck.c (digest_init): Issue error messages about
2099 invalid constants, not warnings.
2101 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2103 * invoke.texi (-fno-builtin): Document that this is always on
2106 2001-05-24 Philip Blundell <philb@gnu.org>
2108 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
2111 2001-05-24 Philip Blundell <philb@gnu.org>
2113 * config/arm/arm.c (output_return_instruction): Correctly handle
2114 interworking and interrupt functions.
2116 2001-05-24 Philip Blundell <philb@gnu.org>
2118 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
2119 -m{no-}sched-prolog. Fix typos and improve formatting.
2121 2001-05-24 Philip Blundell <philb@gnu.org>
2123 * invoke.texi (ARM Options): Improve wording slightly. Add
2124 documentation for more options, including those for Thumb mode.
2125 Don't mention options that don't exist or are unimplemented.
2126 (Thumb Options): Delete; merged into above section.
2128 2001-05-24 Geoff Keating <geoffk@redhat.com>
2130 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
2131 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
2133 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2135 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
2136 fix hard register simplification.
2138 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2140 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
2141 of just copying CPP_CPU_SPEC.
2143 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2145 * i386.c (incdec_operand): Accept only 1 and -1.
2147 2001-05-23 Kelley Cook <kelley.cook@home.com>
2149 * Makefile.in: Move many of the *_H definitions eariler in the
2150 file, so that rules in t-* files that use them for
2151 dependencies will work in a parallel build.
2152 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
2154 2001-05-23 Richard Henderson <rth@redhat.com>
2156 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
2158 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2160 * cpp.texi: Update for handling of charconsts.
2161 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
2162 diagnostics. Skip to the end if the UCS is too short.
2163 (cpp_interpret_charconst): Long charconsts issue a warning
2166 2001-05-23 Richard Henderson <rth@redhat.com>
2168 * doc/install.texi (alpha-linux): Require binutils 2.11.
2170 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2172 * c-lex.c (read_escape, read_ucs): Delete.
2173 (lex_string): Use cpp_parse_escape.
2174 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
2175 if not C++ or not C99. Warn if traditional.
2176 (parse_escape): Rename cpp_parse_escape. Make the bitmask
2177 unsigned. Warn for out-of-range escape sequences here.
2178 Update to use maybe_read_ucs.
2179 (cpp_interpret_charconst): Don't warn here.
2180 * cpplib.h (cpp_parse_escape): New exported function.
2182 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
2184 * extend.texi (Attribute Syntax): Clarify application of
2185 attributes to parameters declared as functions or arrays.
2187 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
2189 * dbxout.c (dbxout_type_methods): Do still group methods by name.
2191 2001-05-23 Zack Weinberg <zackw@stanford.edu>
2193 * diagnostic.c (vnotice): Kill.
2194 (fnotice): Call vfprintf directly.
2195 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
2196 verbatim, set_diagnostic_context): Rename string argument to
2197 indicate that it is run through gettext.
2198 (vbuild_message_string, build_message_string, output_do_printf):
2199 Rename string argument to indicate that it is NOT run through
2201 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
2202 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
2203 Run msgid argument through gettext.
2204 (default_print_error_function): Run constant strings through
2205 gettext when nothing else will.
2206 (fatal_error, internal_error, error_recursion): Use fnotice.
2207 Present complete sentences to gettext.
2209 2001-05-23 Mark Mitchell <mark@codesourcery.com>
2211 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
2213 2001-05-23 Richard Henderson <rth@redhat.com>
2215 * function.c (expand_function_start): Always use a pseudo
2216 for the function result value.
2218 2001-05-22 Richard Henderson <rth@redhat.com>
2220 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
2221 section pointer alignment.
2223 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2225 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2226 of __USER_LABEL_PREFIX__.
2228 2001-05-22 Richard Henderson <rth@redhat.com>
2230 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2231 (__deregister_frame_info_bases): New.
2232 * unwind-dw2-fde.h: Declare it.
2233 * libgcc-std.ver: Export it.
2234 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2235 called __register_frame_info_bases.
2237 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2239 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
2240 instead of #elif (which is OK for this case but not in general).
2242 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2244 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2245 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2246 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2247 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2248 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2250 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2251 David O'Brien <obrien@freebsd.org>
2253 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2254 configure-time options and target version of FreeBSD. Set-up
2255 to match architectural change in threading support. Correctly
2256 report when -pthread option is not supported by configure-time
2258 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2259 and extend to encode target version number in run-time setting
2260 of __FreeBSD__ macro to match the system compiler.
2261 (CPP_PREDEFINES): Likewise.
2262 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2264 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2265 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2267 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2268 David O'Brien <obrien@freebsd.org>
2270 * config.gcc (the unlabeled system switch statement): Add
2271 generic configuration section to handle *-*-freebsd*. Also,
2272 to match the system compiler, default to threading support (it
2273 may be disabled with the standard --disable-threads
2274 configuration-time switch).
2275 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2276 (alpha*-*-freebsd* in machine-specific section): Likewise.
2278 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2279 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2280 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2281 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2282 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2284 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2285 David O'Brien <obrien@freebsd.org>
2287 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2288 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
2289 -pthread instead setting macro.
2291 2001-05-22 Richard Henderson <rth@redhat.com>
2293 * crtstuff.c (__register_frame_info_bases): Declare.
2294 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
2295 (__do_global_dtors_aux, __do_global_dtors): Streamline.
2297 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2298 (CRT_GET_RFIB_DATA): New.
2299 * config/i386/sysv4.h: Likewise.
2300 * config/i386/sco5.h: Likewise.
2301 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2303 2001-05-22 Richard Henderson <rth@redhat.com>
2305 * rtl.c (read_string): Break out from ...
2306 (read_rtx): ... here.
2308 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2310 * doc/install.texi (Specific): Remove a bogus and duplicate part
2311 copied from the end of the document.
2313 2001-05-22 Bernd Schmidt <bernds@redhat.com>
2315 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
2317 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2319 * install.texi: Remove obsolete information on SunOS as well as
2320 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
2321 (Installing GNU CC on the Sun): Remove section.
2323 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
2325 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
2326 keep errno unchanged on success.
2328 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2330 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
2331 once for hexadecimal floats, whether or not they contain a decimal
2332 point. Don't let the setting of pedantic otherwise affect the
2333 parsing of hexadecimal floats.
2335 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2337 * README.ACORN: Remove obsolete file.
2339 2001-05-22 Jan Hubicka <jh@suse.cz>
2341 * combine.c (gen_binary): Use swap_commutative_operands_p
2342 (simplify_comparison): Likewise.
2343 * expmed.c (emit_store_flag): Likewise.
2344 * expr.c (compare_from_rtx): Likewise.
2345 (do_compare_rtx_and_jump): Likewise.
2346 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
2347 if not emitting a branch and operands want swapping.
2349 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2351 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
2352 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
2353 (maybe_get_identifier): Update.
2354 * tree.h (make_identifier): Delete.
2356 2001-05-21 Richard Henderson <rth@redhat.com>
2358 * combine.c (subst): Do not substitute for a register as
2359 a destination subreg/strict_low_part/zero_extract.
2361 * combine.c (simplify_comparison): Update op1 after constant
2363 * recog.c (const_int_operand): Accept only constants valid
2365 * genrecog.c: Update comments wrt const_int_operand.
2367 * emit-rtl.c (init_emit_once): Zero unused memory in a
2370 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2372 * tree.h (type_num_arguments): Declare it.
2373 * tree.c (type_num_arguments): New function.
2375 2001-05-21 Richard Henderson <rth@redhat.com>
2377 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
2380 2001-05-21 Geoff Keating <geoffk@redhat.com>
2382 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
2384 (minsf3): Use rs6000_emit_minmax.
2385 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
2387 (movsfcc): Use rs6000_emit_cmove.
2388 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
2389 Don't generate emit_fselsfsf4.
2390 (fseldfsf4): Likewise.
2391 (maxdf3): Use rs6000_emit_minmax.
2393 (mindf3): Use rs6000_emit_minmax.
2394 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
2396 (movdfcc): Use rs6000_emit_cmove.
2397 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
2398 Don't generate emit_fselsfsf4.
2399 (fselsfdf4): Likewise.
2400 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
2401 (min_max_operator): New predicate.
2402 (rs6000_emit_cmove): New function.
2403 (rs6000_emit_minmax): New function.
2404 * config/rs6000/rs6000-protos.h: Prototype new functions.
2405 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
2406 and min_max_operator.
2408 * config/rs6000/rs6000.c (output_cbranch): Handle all
2409 conditional types in the switch statement.
2411 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2413 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
2414 non-register variables.
2415 * extend.texi: Document that asm-specifications do not make sense
2416 for non-static local variables.
2418 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
2420 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
2421 (dbxout_type_fields): Lose minimal_debug support.
2422 (dbxout_type_methods, dbxout_type): Likewise.
2424 2001-05-17 Andrew Haley <aph@redhat.com>
2426 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2428 2001-05-21 Richard Henderson <rth@redhat.com>
2430 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
2433 2001-05-20 Richard Henderson <rth@redhat.com>
2435 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2436 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
2437 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
2438 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2439 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
2441 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2442 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
2443 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
2444 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2445 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2446 DEBUG_PUBNAMES_SECTION): Rename as above.
2447 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2449 2001-05-20 Richard Henderson <rth@redhat.com>
2451 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
2452 operands unless the operation is commutative.
2454 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2456 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
2459 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2461 * extend.texi: Clarify documentation of extensions included in ISO
2462 C99. Prefer C99 terminology and syntax to old GNU terminology and
2463 syntax. Add more index entries. Document mixed declarations and
2464 code as an extension in C89 mode. Warn about future changes to
2465 semantics of inline functions. Fixes PR other/930.
2467 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2469 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
2470 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2471 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
2472 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2474 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
2476 2001-05-20 Richard Henderson <rth@redhat.com>
2478 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
2479 to be output before a branch.
2481 2001-05-20 Richard Henderson <rth@redhat.com>
2483 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
2485 2001-05-20 Richard Henderson <rth@redhat.com>
2487 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
2488 (ASM_DOUBLE): Remove.
2489 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
2490 * config/i386/sun386.h: Likewise.
2492 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
2493 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
2495 * config/i386/cygwin.h (INT_ASM_OP): Remove.
2496 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
2497 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
2498 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
2500 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
2501 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
2502 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
2503 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
2504 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
2505 * config/i386/win32.h: Likewise.
2507 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2509 * invoke.texi: Add more options to summary list.
2511 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2513 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
2514 used. Fixes PR c/2291.
2515 * gcc.1: Regenerate.
2517 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2519 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
2520 the -fpic and -fPIC options, clear flag_pic.
2522 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2524 * hashtable.c (calc_hash): Fix HASHSTEP definition.
2525 * stringpool.c (make_identifier): No statistics here anymore.
2526 * objc-act.c (steup_string_decl): Remove redundant check.
2528 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2530 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
2531 cpplib.o, cpphash.o, fix-header): Update.
2532 (hashtable.o): New target.
2533 * c-common.h: Include cpplib.h. Define C_RID_CODE and
2534 struct c_common_identifier here.
2535 * c-lang.c (c_init_options): Update. Call set_identifier_size.
2536 * c-lex.c (c_lex): Update.
2537 * c-pragma.h: Update.
2538 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
2540 (C_RID_CODE): Delete.
2541 * cpphash.c: Rewrite to use hashtable.c.
2542 * cpphash.h: Update include guards.
2543 (struct cpp_reader): Remove hashtab.
2544 hash_ob and buffer_ob are no longer pointers. Add hash_table
2546 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
2547 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
2548 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
2549 * cppinit.c (cpp_create_reader): Update.
2550 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
2551 (cpp_interpret_charconst): Eliminate warning.
2552 * cpplib.c (do_pragma, do_endif, push_conditional,
2553 cpp_push_buffer, cpp_pop_buffer): Update.
2554 (_cpp_init_stacks): Rename cpp_init_directives.
2555 (_cpp_cleanup_stacks): Remove.
2556 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
2557 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
2558 cpp_forall_identifiers, cpp_create_reader): Update.
2559 (C_RID_CODE, cpp_make_node): New.
2560 (c_common_identifier): New identifier node for C front ends.
2561 * cppmain.c (main): Update.
2562 * fix-header.c (read_scan_file): Update.
2563 * flags.h (id_clash_len): Make unsigned.
2564 * ggc.h (ggc_mark_nonnull_tree): New.
2567 * stringpool.c: Update comments and copyright. Update to use
2569 * toplev.c (approx_sqrt): Move to hashtable.c.
2570 (id_clash_len): Make unsigned.
2571 * toplev.h (ident_hash): New.
2572 * tree.c (gcc_obstack_init): Move to hashtable.c.
2573 * tree.h: Include hashtable.h.
2574 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
2575 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
2576 (struct tree_identifier): Update.
2577 (make_identifier): New.
2579 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
2580 (C_RID_CODE): Remove.
2581 * lex.c (cxx_init_options): Call set_identifier_size. Update.
2582 (init_parse): Don't do it here.
2584 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
2586 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
2588 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
2590 (expand_eh_return): Convert between word_mode and Pmode.
2591 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
2593 (execute_stack_op): Likewise.
2594 (execute_cfa_program): Likewise.
2595 (uw_frame_state_for): Likewise.
2596 (uw_update_context_1): Likewise.
2597 * unwind.inc (_Unwind_Reason_Code): Likewise.
2598 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
2599 (EH_RETURN_STACKADJ_RTX): Likewise.
2600 * config/mips/mips.c (compute_frame_size): Make space for saving
2601 EH return registers.
2602 (mips_expand_epilogue): Handle EH stack adjustments.
2603 * config/mips/mips.md (eh_return): New pattern.
2604 (eh_set_lr_si): Likewise.
2605 (eh_set_lr_di): Likewise.
2606 Add splitter to perform EH return after reload.
2608 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2610 * jump.c (mark_jump_label): Tidy previous change.
2612 2001-05-19 Bruce Korb <bkorb@gnu.org>
2614 * fixinc/genfixes: no need for two warnings
2615 * fixinc/Makefile.in: open stdin for those building with a closed one.
2617 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2619 * jump.c (jump_optimize_1): Tidy.
2620 (mark_jump_label): When changing the label in a LABEL_REF, change
2621 update any REG_EQUAL notes as well.
2623 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
2625 * c-parse.in (parm_declarator): Split into
2626 parm_declarator_starttypename and parm_declarator_nostarttypename.
2627 (parm_declarator_starttypename, parm_declarator_nostarttypename):
2628 New. Allow parenthesised sub-declarators which don't begin with a
2629 TYPENAME. Fixes PR c/166.
2631 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2633 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
2635 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2637 * toplev.c (main): If the target does not allow profiling without
2638 a frame pointer, issue an error message.
2639 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2642 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2644 * recog.c (general_operand): Modify last change to allow it if reload
2647 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2649 * recog.c (general_operand): Prohibit nonzero subreg bytes on
2650 subregs containing mem.
2652 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
2654 * regrename.c (regrename_optimize): frame pointer register can
2657 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
2659 * README.DWARF: Move into dwarfout.c.
2661 2001-05-18 Dale Johannesen <dalej@apple.com>
2663 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
2664 specific misuse of r0 as a reload address.
2666 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2668 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
2671 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2673 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
2674 (add_to_sequence): Make that decision type.
2675 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
2676 (write_switch, write_cond, debug_decision_2): Likewise.
2678 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
2680 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
2683 2001-05-18 Stan Shebs <shebs@apple.com>
2685 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
2686 * configure: Regenerate.
2688 2001-05-18 Per Bothner <per@bothner.com>
2690 Changes needed for java/jvspec.c
2691 * gcc.h (n_infiles, outfiles): Add declarations.
2692 * gcc.c (n_infiles, outfiles): Mske no longer static.
2694 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
2696 * config/pa/som.h (EXCEPTION_SECTION): Define.
2698 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
2700 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
2702 Add have_location_lists, a variable to determine whether we need a
2703 .debug_loc section or not.
2704 (enum dw_val_class): Add dw_val_class_loc_list.
2705 (dw_val_struct): Add val_loc_list.
2706 (dw_loc_list_struct): New structure, represents location lists.
2707 (new_loc_list): New function, return a new location list, given
2708 the range and location expression.
2709 (add_loc_descr_to_loc_list): New function, add a location
2710 expression to a location list, given the expression and range.
2711 (output_loc_list): New function, output a location list.
2712 (gen_internal_sym): Modified to take symbol prefix, so we can
2713 reuse it for location list symbols.
2714 (add_AT_loc_list): New function, add a location list to a DIE at
2715 the named attribute.
2716 (AT_loc_list): New function, return the location list reference
2717 for a given attribute, if it's a location list.
2718 (print_die): Handle dw_val_class_loc_list.
2719 (size_of_die): Ditto.
2720 (value_format): Ditto.
2721 (output_die): Ditto.
2722 (output_location_lists): New function, output all of the location
2723 lists for a DIE and it's children.
2724 (dwarf2out_finish): Call output_location_lists if we have location
2728 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2730 * gcse.c (try_replace_reg): First try global replace, later try to
2731 simplify the expression.
2733 * gcse.c (find_used_regs): Change calling convention; work via
2735 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
2737 2001-05-18 Bernd Schmidt <bernds@redhat.com>
2740 2001-02-09 Nick Clifton <nickc@redhat.com>
2741 * config/arm/arm.md: Change output constraint on post inc
2742 load/store multiple patterns to be a read/write constraint.
2744 2001-05-18 Mark Mitchell <mark@codesourcery.com>
2746 * basic-block.h (struct basic_block_def): Add documentation about
2747 what a basic block is, and what the various fields are used for.
2748 * flow.c (calculate_globlal_regs_live): Add documentation about
2749 how the algorithm works, and how we know that it will terminate.
2750 Check that the the inductive assumption that guarantees
2751 termination actually holds.
2752 (mark_used_regs): Treat conditionally set registers as used.
2753 (debug_regset): Add comment.
2754 * rtl.texi (cond_exec): Add documentation.
2756 * function.c (expand_function_start): Avoid creating BLKmode
2759 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2761 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
2762 DIE, even if it has no children.
2763 (dwarf2out_finish): Always output the line-number table, even if
2766 2001-05-18 David Edelsohn <edelsohn@gnu.org>
2768 * rs6000.md (movsfcc,movdfcc): Remove NE case.
2770 2001-05-17 Bruce Korb <bkorb@gnu.org>
2772 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
2773 * fixinc/genfixes: emit a warning if AutoGen is out of date
2775 2001-05-17 Brendan Conoboy <blc@cygnus.com>
2776 Bruce Korb <bkorb@gnu.org>
2778 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
2779 found in fixinc directory. Facilitates binary distributions.
2781 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
2783 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
2786 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
2788 * dwarf2out.c (modified_type_die): Equate qualified type to die.
2790 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2792 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
2793 (simplify_subreg): Handle complex types represented as CONCAT.
2795 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
2796 * rtl.h (swap_commutative_operands_p): Declare.
2797 * rtlanal.c (swap_commutative_operands_p): New.
2798 (operand_preference): New static function.
2800 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
2801 (gen_binary): Likewise.
2802 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
2803 * simplify-rtx.c (simplify_gen_binary,
2804 simplify_gen_relational): Likewise.
2806 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2808 * cse.c (fold_rtx): Use simplify_subreg.
2810 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
2811 (simplify_gen_subreg): New.
2812 (simplify_rtx): Use simplify_subreg.
2813 * rtl.h (simplify_gen_subreg): Declare.
2815 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2817 * doc/install.texi: Update Solaris information.
2819 * except.h (protect_cleanup_actions): Remove it.
2820 (lang_protect_cleanup_actions): Declare it.
2821 * except.c (protect_cleanup_actions): Remove it.
2822 (lang_protect_cleanup_actions): New variable.
2823 (init_eh): Don't make protect_cleanup_actions a GC root.
2824 (expand_eh_region_and_cleanup): Call
2825 lang_protect_cleanup_actions.
2826 (output_function_exception_table): Remove unused `align'
2828 * varasm.c (assemble_external): Abort if we have not yet
2829 opened the assembly output file.
2831 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
2833 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
2834 for eh_personality_libfunc.
2836 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2838 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
2839 when calling simplify_subreg. This is needed to allow replacing
2840 of expression of one mode by expression of different mode.
2842 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2844 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
2846 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2848 * expr.c (protect_from_queue): Protect against subsequent calls to
2850 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
2853 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2855 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
2857 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2859 * gccbug.in (CATEGORIES): Add "bootstrap".
2861 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2863 * simplify-rtx.c (simplify_subreg): Break out from ...
2864 * combine.c (combine_splify_rtx) ... here and ...
2865 * recog.c (validate_replace_rtx_1): ... here;
2866 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
2867 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
2868 (subreg_lowpart_p): ... here.
2870 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2872 * stmt.c (expand_asm_operands): For inout operands, make sure
2873 the substitution of '=' for '+' makes it into the rtl.
2875 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
2876 (reload_as_needed): Call update_eliminable_offsets a bit later.
2878 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2880 * gcc.texi (gccbug): Refer to the web pages for detailed information
2883 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2885 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
2887 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
2888 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
2889 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
2890 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
2891 * cross-make: Don't set LIBGCC1.
2892 * mklibgcc.in: Delete all code for building from libgcc1.c.
2893 Always honor LIB1ASMFUNCS if set.
2895 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
2896 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
2897 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
2898 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
2899 config/i386/uwin.asm, config/m68hc11/larith.asm,
2900 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
2901 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
2902 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
2903 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
2904 Delete or update references to libgcc1 in commentary.
2906 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
2907 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
2908 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
2909 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
2910 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
2911 config/arm/t-semi, config/arm/t-strongarm-coff,
2912 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
2913 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
2914 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
2915 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
2916 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
2917 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
2918 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
2919 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
2920 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
2921 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
2922 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
2923 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
2924 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
2925 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
2926 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
2927 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
2928 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
2929 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
2930 config/mips/t-ultrix, config/mn10200/t-mn10200,
2931 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
2932 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
2933 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
2934 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
2935 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
2936 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
2937 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
2938 config/sparc/t-sparclite, config/sparc/t-splet,
2939 config/sparc/t-sunos41, config/sparc/t-vxsparc,
2940 config/sparc/t-vxsparc64, config/v850/t-v850:
2941 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
2943 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
2944 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
2945 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
2946 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
2947 nongcc_SI_type, nongcc_word_type, or perform_*
2948 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
2950 * config/i386/386bsd.h, config/i386/beos-elf.h,
2951 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2952 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
2953 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
2954 Don't include i386/perform.h.
2956 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
2957 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
2958 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
2959 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
2960 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
2961 config/vax/t-openbsd, config/vax/t-vax: Delete.
2963 * config.gcc: Remove references to deleted files.
2964 (arm-semi-aof): Use arm/t-semi for tmake_file.
2966 * gcc.texi, install.texi, invoke.texi, tm.texi:
2967 Delete or rewrite text which is no longer relevant now that
2968 libgcc1 no longer exists.
2970 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
2971 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
2973 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
2974 Bruce Korb <bkorb@gnu.org>
2976 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
2979 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2981 * i386.md: Add two peepholes to clean up code generated by
2984 2001-05-16 Richard Henderson <rth@redhat.com>
2986 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
2987 variants of non-absolute encodings.
2989 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2991 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
2992 __register_frame_info_table_bases): Export.
2994 2001-05-16 Richard Henderson <rth@redhat.com>
2996 * except.c (eh_data_format_name): Move to ...
2997 * dwarf2asm.c: ... here. Use designated initializers if available.
2998 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
2999 * dwarf2asm.h: Update declarations.
3000 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
3001 ASM_PREFERRED_EH_DATA_FORMAT.
3002 (output_call_frame_info): Likewise. Use 'L' augmentation for
3005 * unwind-dw2-fde.h (struct fde_vector): New.
3006 (struct old_object): Rename from struct object.
3007 (struct object): New.
3008 (__register_frame_info_bases): Declare.
3009 (__register_frame_info_table_bases): Declare.
3010 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
3011 * unwind-dw2-fde.c (objects): Remove.
3012 (unseen_objects, seen_objects): New.
3013 (__register_frame_info_bases): New.
3014 (__register_frame_info): Use it.
3015 (__register_frame_info_table_bases): New.
3016 (__register_frame_info_table): Use it.
3017 (__deregister_frame_info): Rewrite for changed object struct.
3018 (base_from_object, get_cie_encoding, get_fde_encoding): New.
3019 (fde_unencoded_compare): Rename from fde_compare; uninline.
3020 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
3021 (start_fde_sort): Adjust for new definition of fde_vector.
3022 (fde_insert): Likewise.
3023 (end_fde_sort): Likewise. Select comparison function based
3024 on properties of the object.
3025 (fde_split): Take object and fde_compare_t arguments.
3026 (frame_heapsort, fde_merge): Likewise.
3027 (classify_object_over_fdes): Rename from count_fdes. Handle
3028 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
3030 (add_fdes): Handle encoded pointers.
3031 (init_object): Rename from frame_init. Update for new struct object.
3032 (linear_search_fdes): Rename from search_fdes. Handle encoded
3034 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
3035 (binary_search_single_encoding_fdes): New.
3036 (binary_search_mixed_encoding_fdes): New.
3037 (search_object): New.
3038 (_Unwind_Find_FDE): Update for new struct object. Fill in
3040 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
3041 iterating over EH data.
3042 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
3043 fde_encoding, lsda_encoding.
3044 (read_uleb128, read_sleb128): Remove.
3045 (read_encoded_pointer): Remove. All callers use read_encoded_value.
3046 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
3047 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
3049 * unwind-pe.h: Add "struct" to _Unwind_Context references.
3051 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3053 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
3054 * cpphash.c (_cpp_lookup_with_hash): Similarly.
3055 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
3056 cpp_spell_token, cpp_output_token): Similarly.
3057 * cpplib.c (lex_macro_node, do_undef, do_pragma,
3058 do_pragma_poison, parse_assertion, do_assert): Similarly.
3059 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
3060 save_parameter, _cpp_create_definition, check_trad_stringification,
3061 cpp_macro_definition): Similarly.
3062 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
3063 * c-lex.c (cb_undef, c_lex): Similarly.
3064 * fix-header.c (recognized_function): Similarly.
3065 * cpplib.h (NODE_LEN, NODE_NAME): New.
3066 (cpp_hashnode): Rename length len.
3068 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
3070 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
3073 2001-05-16 Andreas Jaeger <aj@suse.de>
3075 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
3077 * toplev.c: Include dwarf2asm.h for prototype of
3078 dw2_output_indirect_constants.
3080 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3082 * stmt.c (expand_asm_operands): Be able to offload addressof
3083 expression to memory. (PR optimization/185)
3085 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3087 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
3088 applying distributive law.
3090 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3092 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
3094 * gthr-dce.h (UNUSED): Attribute unused macro.
3095 (__gthread_key_dtor): Make arguments UNUSED.
3096 (__gthread_key_delete): Revise for compatibility with DRAFT4
3099 2001-05-16 David Edelsohn <edelsohn@gnu.org>
3101 * doc/install.texi: Update AIX information.
3102 * README.RS6000: Remove obsolete file.
3104 2001-05-16 Jakub Jelinek <jakub@redhat.com>
3105 Nathan Sidwell <nathan@codesourcery.com>
3107 * gcc.c (give_switch): Don't write before start of string.
3108 Always append suffix.
3110 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
3112 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
3115 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3117 * README.ALTOS: Remove obsolete file.
3119 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3121 * c-lex.h (save_and_forget_protocol_qualifiers,
3122 forget_protocol_qualifiers, remember_protocol_qualifiers):
3123 Remove deleted functions' prototypes.
3125 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3127 * c-parse.in (methodtype): New production.
3128 (methoddef, methodproto): Collapse separate '-' and '+'
3131 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3133 * c-common.h (RID_FIRST_PQ): New.
3134 * c-parse.in (objc_pq_context): New.
3135 (objc parser): Set objc_pq_context rather than calling
3136 remember_protocol_qualifiers and forget_protocol_qualifiers.
3137 Don't call save_and_forget_protocol_qualifiers.
3138 (yylexname): Handle objc protocol qualifiers here.
3139 * stringpool.c (struct str_header): Replace with sp_hashnode.
3140 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
3141 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
3142 Allocate an IDENTIFIER_NODE for each identifier.
3143 (FORALL_STRINGS, set_identifier): Delete.
3144 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
3145 (ggc_alloc_string): Use an obstack.
3146 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
3147 * tree.h: Update comments.
3148 (set_identifier): Delete.
3149 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
3150 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
3151 remember_protocol_qualifiers): Delete.
3153 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
3155 * flow.c (life_analysis): After life analysis is complete, do
3156 an optional scan over insns looking for REG_LABEL notes that
3157 reference a deleted label.
3158 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
3159 before peeking at LABEL_NUSES.
3161 2001-05-15 Richard Henderson <rth@redhat.com>
3163 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
3164 (_Unwind_GetTextRelBase): New.
3166 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3168 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3170 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
3172 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
3173 so that CHOOSE_SECTION gets used.
3175 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
3176 TARGET_RELOCATABLE like flag_pic for now.
3178 2001-05-15 David Edelsohn <edelsohn@gnu.org>
3180 * rs6000.md (movdi splitter): Sign extend more efficiently.
3181 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
3182 to "long long" valid on 32-bit and 64-bit hosts.
3183 (logical_operand): Cast trunc_int_for_mode return value.
3184 (rs6000_emit_move): Shift macro to encapsulate variable.
3185 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
3186 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
3187 plus_constant requires signed argument.
3189 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
3191 * gthr-posix.h: Make additional pthread-* functions weak.
3193 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3195 * recog.c (apply_change_group): Avoid unneeded validating.
3197 2001-05-14 David Edelsohn <edelsohn@gnu.org>
3199 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
3200 (num_insns_constant): CONST_INT can be 64-bits.
3202 2001-05-14 Stan Shebs <shebs@apple.com>
3204 * config/darwin.h (LIB_SPEC): Just use -lSystem.
3205 (LIBGCC_SPEC): Don't define.
3207 2001-05-14 Richard Henderson <rth@redhat.com>
3209 * configure.in (gcc_cv_as_eh_frame): New test.
3210 * config.in, configure: Rebuild.
3211 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
3213 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3215 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
3216 extended precision divide.
3218 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3220 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
3221 for RETURNS as well.
3223 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
3225 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
3226 (CPP_CPU??_SIZE_TYPE): New.
3227 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
3228 (CPP_CPU_SPEC): ... here; support choosing of CPU.
3229 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
3230 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
3232 * i386.c (override_options): Add sorry about not suported modes.
3234 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
3236 * config/pa/som.h (NM_FLAGS): Remove.
3237 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3238 (ASM_OUTPUT_SECTION_NAME): Remove.
3239 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3241 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3243 * regrename.c (regrename_optimize): Do not rename registers to
3246 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3248 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3249 contain MEMs. Remove useless distinction about clobbering
3252 2001-05-13 Geoff Keating <geoffk@redhat.com>
3254 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
3255 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
3256 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
3257 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3258 (EXCEPTION_SECTION): Define.
3260 2001-05-13 Zack Weinberg <zackw@stanford.edu>
3262 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
3263 binary backward compat only.
3264 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
3265 in LIB2FUNCS. Pass it to mklibgcc.
3266 * mklibgcc.in: Handle LIB2FUNCS_ST.
3268 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
3270 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3272 * tm.texi (THREAD_MODEL_SPEC): Document it.
3273 * gcc.c (main): Use it.
3274 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3275 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3277 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3279 * rtl.h (SYMBOL_REF_WEAK): New macro.
3280 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3281 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3282 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3283 * gcc.texi: Remove wrong description.
3285 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3287 * Makefile.in (STAMP): New macro.
3288 Replace all uses of `touch' with $(STAMP).
3289 * fixinc/Makefile.in: Likewise.
3291 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3293 * configure.in: ldopen is never in -lexc, so don't test for it.
3294 Add test for exc_resume in -lexc for Ada.
3295 * configure: Regenerated.
3297 2001-05-12 Richard Henderson <rth@redhat.com>
3299 * dwarf2asm.c (size_of_encoded_value): New function.
3300 * dwarf2asm.h: Declare it.
3301 * except.c (output_function_exception_table): Align the TType
3302 array only as wide as the encoding.
3304 2001-05-12 Zack Weinberg <zackw@stanford.edu>
3306 * extend.texi: Document #pragma GCC java_exceptions.
3308 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3310 * c-parse.in (bison parser, init_reswords): Remove uses of
3312 * c-tree.h (doing_objc_thang): Remove.
3314 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3316 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
3317 about files not ending in newlines.
3319 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3321 * dwarfout.c (dwarfout_init): Add cast.
3322 * sched-deps.c (sched_analyze_insn): Remove unused vars.
3323 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
3325 * method.c (build_mangled_C99_name): Remove unused prototype.
3327 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3329 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
3331 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3333 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3334 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
3336 2001-05-11 Richard Henderson <rth@redhat.com>
3338 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3339 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
3340 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
3341 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
3342 (dw2_output_indirect_constants): Prototype.
3343 * dwarf2out.c (dwarf2out_begin_prologue): Generate
3344 current_function_func_begin_label if we'll need it for EH. Exit
3345 early for IA64_UNWIND_INFO.
3346 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
3347 (eh_data_format_name): Update for indirect references.
3348 (output_function_exception_table): Care for IA64_UNWIND_INFO.
3349 Handle ASM_PREFERRED_EH_DATA_FORMAT.
3350 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
3351 define HAVE_eh_return etc.
3352 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
3353 (final_end_function): Don't call output_function_exception_table.
3354 * toplev.c (compile_file): Call dw2_output_indirect_constants.
3355 (rest_of_compilation): Invoke output_function_exception_table
3356 for ia64 before assemble_end_function.
3357 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
3358 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
3360 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
3361 * unwind.h: Declare them.
3362 * libgcc-std.ver: Export them.
3363 * unwind-pe.h: New file.
3365 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3367 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
3369 (find_fde_for_dso): Extract DT_PLTGOT.
3370 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
3371 the segment and gp as well.
3372 * config/ia64/frame-ia64.c: Remove file.
3373 * config/ia64/frame-ia64.h: Remove file.
3374 * config/ia64/unwind-ia64.c: New file.
3375 * config/ia64/unwind-ia64.h: New file.
3376 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
3377 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
3378 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
3379 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3380 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
3381 (IA64_UNWIND_INFO): Re-enable.
3382 (HANDLER_SECTION): Remove.
3383 (EH_RETURN_DATA_REGNO): New.
3384 * config/ia64/ia64.md (exception_receiver): Remove.
3385 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
3386 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
3388 2001-05-11 Richard Henderson <rth@redhat.com>
3390 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
3391 calls and jumps to be bundled together.
3392 (ia64_reorg): Emit a break after a noreturn call that ends
3394 * config/ia64/ia64.md (break_f): New.
3396 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3398 * c-lex.c (lex_charconst): Convert into a simple wrapper
3399 around cpp_interpret_charconst, to which most of the code
3401 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
3402 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
3403 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
3404 (lex): Use cpp_interpret_charconst.
3405 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
3406 hex_digit_value): New functions.
3407 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
3408 * cpplib.h (cpp_interpret_charconst): New prototype.
3409 * Makefile.in: Update.
3411 2001-05-12 Dean Wakerley <dean@wakerley.com>
3413 * doc/install.texi: New file. Converted to texinfo from the HTML
3414 documentation in wwwdocs/htdocs/install.
3416 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
3418 * gcse.c (insert_insn_end_bb): Do not search for assignments to
3419 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3421 * toplev.c (compile_file): Move comment for opening output
3422 file to just before the code that opens the output file.
3424 2001-05-11 Jakub Jelinek <jakub@redhat.com>
3426 * regmove.c (regmove_optimize): Suppress the optimization for
3427 unchanging destination register. Add comment above function.
3429 2001-05-11 Zack Weinberg <zackw@stanford.edu>
3431 * Makefile.in: Exterminate all references to assert.h.
3432 * cross-make: Likewise.
3434 * configure.in: Correct commentary.
3435 * configure: Regenerate.
3437 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
3440 * config/t-freebsd, config/t-linux, config/t-linux-aout,
3441 config/t-netbsd, config/t-rtems, config/x-linux,
3442 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
3443 No need to override INSTALL_ASSERT_H.
3445 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
3446 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
3447 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
3449 2001-05-11 Graham Stott <grahams@redhat.com>
3451 * combine.c (simplify_comparison): Fix typo.
3453 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3455 * loop.h (struct movables): Remove `num'.
3456 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
3457 Adjust call to strength_reduce.
3458 (num_unmoved_movables): New function.
3459 (move_movables): Don't set movables->num.
3460 (strength_reduce): Compute the number of instructions in the loop
3461 here, rather than in the caller.
3462 (check_dbra_loop): Always clear reversible_mem_store if there
3463 are any memory sets.
3464 (loop_regs_scan): Don't count instructions here.
3465 (count_insn_in_loop): New function.
3467 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3469 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
3471 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3473 * c-common.c (finish_label_expr): New function, lifted from
3474 from cp/semantics.c.
3475 * c-common.h (finish_label_expr, lookup_label): New prototypes.
3476 * c-parse.in: Move 3 blocks of parser code into new functions.
3477 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
3478 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
3479 (lookup_label): Remove.
3481 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
3483 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
3484 FLOAT_BIT_ORDER_MISMATCH.
3486 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3488 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
3489 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
3491 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3493 * expr.c (emit_group_load): extract_bit_field requires a REG or
3496 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
3498 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
3499 a computed jump into an unconditional jump.
3500 In second hunk of code for collapsing computed and conditional jumps
3501 into unconditional jumps, reemit the jump in additional cases.
3503 * jump.c (jump_optimize_1): Do not wrap the new jump target
3504 inside a LABEL_REF; gen_jump will do that automatically.
3506 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
3508 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
3509 contents for a SYMBOL_REF in case of floating point constants.
3511 2001-05-10 DJ Delorie <dj@redhat.com>
3513 * c-common.c (combine_strings): Widen strings in a
3514 host-endian-independent way.
3516 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
3518 * c-parse.in: Remove many shift/reduce conflicts. Update
3520 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
3521 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
3522 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
3523 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
3524 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
3525 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
3526 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
3527 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
3528 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
3529 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
3530 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
3531 typespec_reserved_nonattr, typespec_reserved_attr,
3532 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
3533 structsp_nonattr, components_notype, component_notype_declarator,
3534 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
3535 firstparm, setspecs_fp): New
3536 (typed_declspecs, reserved_declspecs, typed_typespecs,
3537 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
3538 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
3539 declmods_no_prefix_attr, nonempty_type_quals, structsp,
3540 type_quals): Remove. Users updated.
3541 (initdecls, notype_initdecls, after_type_declarator,
3542 parm_declarator, notype_declarator, absdcl1, components, ivars):
3543 Don't allow attributes at the start of a declarator; include them
3544 in the production containing the declarator instead. Always
3545 require type specifiers before trying to redeclare a typedef name.
3546 (typename): Allow for attributes but warn that they are ignored.
3547 (parmlist, firstparm, setspecs_fp): Include attributes in
3548 parmlist; suck them off the parser stack in firstparm using
3551 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
3553 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
3554 to determine if a block has an unconditional jump at its end.
3556 * jump.c (jump_optimize_1): When converting a conditional jump
3557 to an unconditional jump, build the jump using gen_jump instead
3558 of just modify operands in-place.
3560 2001-05-09 Zack Weinberg <zackw@stanford.edu>
3562 * cppinit.c (cpp_post_options): Shut off macro expansion if
3564 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
3565 IN_I directives only if the # is in column 1 and the directive
3566 name begins in column 2.
3567 * cppmain.c (scan_buffer): Insert a space between # and an
3568 identifier, when that identifier is a directive name.
3570 * tradcpp.c (struct file_buf): Add a pointer to the next entry
3571 in the header search path.
3572 (enum node_type): Add T_INCLUDE_NEXT.
3573 (directive_table): Add entry for include_next.
3574 (do_include_next): New function.
3575 (process_include): New routine, broken out of do_include.
3576 (finclude): Insert 'nhd' argument, to be copied into
3577 next_header_dir of the new buffer.
3578 (main): Adjust to match.
3579 * gsyslimits.h, limity.h: Un-indent #include_next.
3581 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
3583 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
3584 inclusion as a chapter of the GCC manual.
3585 * gcc.texi: Include objc.texi.
3586 * fdl.texi: Use @unnumberedsec for the addendum.
3587 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
3589 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3591 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
3593 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
3595 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
3596 handling of two-address insns.
3598 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
3600 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
3601 ../binutils/nm-new instead of ../binutils/nm.
3603 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3605 * i386.md (movdi splitter): Fix the splitting condition
3606 (float_extenddftf splitter): Fix mode.
3608 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3610 * genrecog.c (write_switch): Avoid outputting of switch for
3611 types wider than int.
3613 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
3615 * reload1.c (copy_eh_notes): New function.
3616 (emit_input_reload_insns): Call it.
3617 (emit_output_reload_insns): Call it.
3619 2001-05-07 Zack Weinberg <zackw@stanford.edu>
3621 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
3623 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
3624 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
3626 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
3628 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3630 * pa.md (interspace_jump): Revise comment.
3631 (builtin_longjmp): Block initial setup insns from delay slot of
3633 (builtin_setjmp_receiver): New expander to save and restore PIC
3636 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
3638 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
3640 * toplev.c (compile_file): Set up the output file before we call
3641 the various initializers for the compiler.
3643 * except.c (sjlj_mark_call_sites): Do not search for assignments to
3644 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3646 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
3647 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
3649 2001-05-06 Zack Weinberg <zackw@stanford.edu>
3651 * Makefile.in (tradcpp0): Correct typo in dependency list.
3653 2001-05-06 Geoff Keating <geoffk@redhat.com>
3655 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
3656 the link register if we're not going to use it.
3658 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
3659 (output_function_profiler): Likewise.
3661 2001-05-07 Alan Modra <amodra@one.net.au>
3663 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
3665 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
3667 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
3668 zero-extend it. Make abs_inc unsigned.
3670 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
3671 widest mode in narrowing and widening operations.
3673 * config/mips/mips.md: Sign extend CONST_INTs.
3675 2001-05-06 Andreas Jaeger <aj@suse.de>
3677 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
3678 (i386 Options): Document -momit-leaf-frame-pointer.
3680 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3682 * c-typeck.c (internal_build_compound_expr): Check for
3683 array to pointer conversion just once.
3685 2001-05-05 Richard Henderson <rth@redhat.com>
3687 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
3689 2001-05-05 Richard Henderson <rth@redhat.com>
3691 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
3692 to the parent of the fixup region.
3694 2001-05-05 Jakub Jelinek <jakub@redhat.com>
3696 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
3698 * cpp.texi (__NO_INLINE): Document it.
3700 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
3702 * cppfiles.c (struct include_file): New member err_no.
3703 (find_or_create_entry): Set it.
3704 (open_file): Don't set fds to -2. Instead, use err_no to
3705 remember previous errors, if any.
3707 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3709 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
3710 between X and Y by using sequences of xgdx and xgdy.
3712 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3714 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
3715 of '!' for the 'D' alternative ('!' is too strong).
3716 ("*logicalsi3_silshl16"): Likewise.
3717 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
3718 ("movstrictsi"): Remove spurious '+'.
3719 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
3720 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
3721 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
3724 2001-05-04 David Edelsohn <edelsohn@gnu.org>
3726 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
3728 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
3730 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
3733 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3735 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
3738 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3740 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
3741 soft register, use ror instead of rol.
3743 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3745 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
3746 into account pre/post increment decrement for 68HC12.
3747 Fix other problems in replacement and fix call to reg_mentioned_p.
3749 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3751 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
3752 Put the soft registers in bss for 68HC12.
3753 (L_regs_d3_4): New for _.d3 and _.d4.
3754 (L_regs_d5_6): Likewise.
3755 (L_regs_d1_2): Likewise.
3756 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
3758 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3760 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
3761 to the pre-processor when -fshort-double is specified.
3762 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
3764 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3766 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
3767 (__mulsi3): Rewrite for 68HC12.
3768 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
3769 Mark 'x' constraint with earlyclobber to prevent a
3770 RELOAD_FOR_OTHER_ADDRESS to go in it.
3771 (mulhi3_m68hc12): New pattern.
3772 (mulhi3_m68hc11): Rename of mulhi3.
3773 (mulhi3): New expand for 68HC12 optimisation.
3774 (umulhisi3, mulhisi3): New patterns for 68HC12.
3776 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3778 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
3779 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
3780 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
3782 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3784 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
3785 constants cheap after reload.
3786 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
3788 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
3789 so that gcc prefers a shift by 16.
3790 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
3792 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
3794 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
3796 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3798 * alpha.h: NULL_PTR -> NULL.
3805 * i386.md: Likewise.
3808 * m68hc11.h: Likewise.
3809 * rs6000.h: Likewise.
3812 * sparc.h: Likewise.
3816 * final.c: Likewise.
3818 * recog.c: Likewise.
3820 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3822 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
3823 `bool' parameter to `int'.
3825 * hash.c (hash_lookup): Likewise.
3827 * hash.h (hash_lookup): Likewise.
3829 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
3831 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3833 * i386.c (x86_initialize_trampoline): Fix mode of constant.
3835 2001-05-03 Geoff Keating <geoffk@redhat.com>
3837 * invoke.texi (i386 Options): Delete references to -malign-jumps,
3838 -malign-loops, -malign-functions.
3839 * i386.c (ix86_align_funcs): Delete.
3840 (ix86_align_loops): Delete.
3841 (ix86_align_jumps): Delete.
3842 (override_options): Mark -malign-* as obsolete. Emulate their
3843 behaviour with the -falign-* options. Default -falign-* from
3844 the processor table.
3845 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
3846 patch of Wed May 2 13:09:36 2001.
3847 (LOOP_ALIGN): Delete.
3848 (LOOP_ALIGN_MAX_SKIP): Delete.
3849 (LABEL_ALIGN_AFTER_BARRIER): Delete.
3850 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
3852 2001-05-04 Andreas Jaeger <aj@suse.de>
3854 * except.h: Add prototype declaration for
3855 expand_builtin_init_dwarf_reg_sizes.
3857 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
3859 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
3861 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3863 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
3865 ("bitcmpqi2"): New pattern for bit-extract and test.
3866 ("bitcmphi"): New pattern for bitb/bita instructions.
3868 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
3870 * gccbug.in: Use a temporary directory when the mktemp command is
3873 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3875 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
3877 (INITIALIZE_TRAMPOLINE): Call it.
3878 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
3879 (TRAMPOLINE_TEMPLATE): Remove.
3880 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
3881 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
3884 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3886 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
3887 and crtendS.o with PIC.
3889 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3891 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
3893 (___subdi3, ___adddi3): Use x instead of y as index register.
3894 (__init_bss_section, __map_data_section): Optimize for 68HC12.
3895 (__memset, __memcpy): Likewise.
3896 (regs): Put the soft registers in bss for 68HC12.
3897 (abort): Use trap to abort for 68hc12.
3898 (__mulhi3, __mulhi32): Use emul for 68hc12.
3899 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
3901 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3903 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
3904 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
3905 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
3906 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
3907 Set 68HC12 min offset to -65536.
3908 (print_operand): Put parenthesis arround the operand if it refers
3909 to a symbol having the same name as a register.
3910 (m68hc11_z_replacement): When z register is replaced by its
3911 equivalent soft register, force the insn to be re-recognized.
3912 (m68hc11_check_z_replacement): Fix the test when destination is
3913 the index register and z dies in the insn.
3914 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
3916 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3918 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
3919 costs according to processor variant.
3920 (m68hc11_shift_cost): New function to compute shift costs.
3921 (m68hc11_rtx_costs): Define costs according to processor variant.
3922 (m6811_cost): Costs for 68HC11.
3923 (m6812_cost): Costs for 68HC12.
3924 (COSTS_N_INSNS): Remove.
3926 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
3927 (DEFAULT_RTX_COSTS): Remove.
3928 (CONST_COSTS): Define costs according to OUTER_CODE.
3929 (processor_costs): New struct to define costs.
3930 (m68hc11_cost): Pointer to current costs.
3932 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3934 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
3935 and use m68hc11_notice_keep_cc when using leax/leay.
3936 (addhi3 split): Reject split if the insn is handled by
3938 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
3939 push must be handled in a special way if the source operand uses
3940 sp as index register.
3941 (m68hc11_notice_keep_cc): New function.
3942 (m68hc11_gen_movhi): Use it when an insn changes a register but
3944 (m68hc11_gen_movqi): Fix move for 68HC12.
3945 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
3947 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3949 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
3950 and don't pass operands[0] to emit_library_call_value.
3952 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3954 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
3955 (zero_extendsi split): Simplify and use (zero_extendhi).
3956 (*addhi3): Remove 'w' constraint since stack pointer is handled
3958 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
3959 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
3960 (*ashrhi3_const): Fix shift by 7.
3961 (*lshrsi3_const16): Fix template.
3962 (call, call_value): Fix constraint and predicate.
3964 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3966 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
3967 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
3968 (CC_REGNUM): Likewise.
3969 (*unnamed splits): Use above constants instead of hard coded numbers.
3970 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
3971 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
3972 (*return_16bit, *unnamed peepholes): Likewise.
3974 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3976 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
3977 rs6000/rs6000.h twice.
3979 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
3981 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
3982 (CPP_SPEC): Conditionally define MSDOS and GO32.
3983 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
3984 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
3986 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
3988 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3990 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
3992 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3994 * integrate.h (struct inline_remap): Add leaf_reg_map table.
3995 * integrate.c (expand_inline_function): Use xcalloc to allocate
3997 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
4000 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4002 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
4005 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4007 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
4008 linker if -mrelax is given.
4009 (TARGET_SWITCHES): Document -mrelax.
4011 Re-installed 2001-01-09's patch:
4012 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4013 if it's wider than long and the target's long is wider than the
4016 2001-05-02 David O'Brien <obrien@FreeBSD.org>
4018 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
4019 directly include rs6000/rs6000.h. Instead do it in tm.h.
4021 2001-05-02 Stan Shebs <shebs@apple.com>
4023 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
4024 NSConstantString for NeXT-style runtimes.
4025 (STRING_OBJECT_GLOBAL_NAME): New macro.
4026 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
4027 OCTI_STRING_CLASS_DECL.
4028 (constant_string_global_id): New macro.
4029 (string_class_decl): Ditto.
4030 (setup_string_decl): New function.
4031 (build_objc_string_object): Use it to build a NeXT runtime
4032 compatible string initializer.
4034 2001-05-02 Jakub Jelinek <jakub@redhat.com>
4036 * tradcpp.c (do_define): Make sure we don't walk past limit.
4038 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4040 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
4041 offsets if not REG_OK_STRICT.
4043 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
4044 (INT_REG_OK_FOR_INDEX_P): Likewise.
4045 (INT_REG_OK_FOR_BASE_P): Likewise.
4046 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
4047 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
4048 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
4049 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
4050 REG_OK_FOR_BASE_P. Take an additional parameter.
4051 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
4052 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
4053 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
4054 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
4055 rs6000_legitimate_address() and use it.
4056 * config/rs6000/rs6000.c: Update all callers.
4057 (rs6000_legitimate_address): New function.
4059 2001-05-02 David Edelsohn <edelsohn@gnu.org>
4061 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
4062 special_constant conditional blocks together.
4064 2001-05-02 Dale Johannesen <dalej@apple.com>
4066 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
4068 (STRICT_ARGUMENT_NAMING): Define.
4069 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
4070 function_arg_partial_nregs, setup_incoming_varargs): Remove
4071 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
4074 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4076 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
4078 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
4081 * expr.c (store_field): Do nothing except elaborate side-effects if
4084 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4086 * c-lex.c: NULL_PTR -> NULL.
4088 * emit-rtl.c: Likewise.
4090 * genpeep.c: Likewise.
4092 * mips-tdump.c: Likewise.
4093 * reload1.c: Likewise.
4094 * rtlanal.c: Likewise.
4096 * stor-layout.c: Likewise.
4097 * toplev.c: Likewise.
4099 2001-05-01 Per Bothner <per@bothner.com>
4101 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
4102 call do_pending_stack_adjust before emiting label.
4104 2001-05-01 Mark Mitchell <mark@codesourcery.com>
4106 * extend.texi: Fix typo.
4108 2001-05-01 Stan Shebs <shebs@apple.com>
4110 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
4111 of UOBJC_MODULES_decl.
4112 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
4113 (generate_descriptor_table): Ditto.
4114 (generate_protocols): Ditto.
4115 (generate_protocol_list): Ditto.
4116 (generate_classref_translation_entry): Ditto.
4118 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
4120 * invoke.texi (Optimize Options): Add documentation for `--param
4121 max-delay-slot-insn-search' and `--param
4122 max-delay-slot-live-search' and reorder --param section.
4123 * params.def: Modify initial comment.
4124 * params.h (param_info): Add `help' member.
4125 * toplev.c (lang_independent_params): Include `help' description.
4126 (display_help): Print --param parameters.
4128 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4130 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
4131 Remove references to deleted files.
4132 (*-*-openbsd): No need to override xmake_file.
4133 (*-*-sysv4): Treat like *-*-sysv.
4135 * configure.in: Probe for ldopen in various places, and set up
4136 collect2 to be linked with them if found.
4137 Don't dink with Windows registry stuff unless $host_os is a
4138 Win32 os name. Check to see if we need -ladvapi32.
4139 * configure: Regenerate.
4141 * Makefile: Get rid of CLIB and HOST_CLIB.
4142 Substitute in COLLECT2_LIBS and link collect2 against its contents.
4143 * build-make: Get rid of HOST_CLIB.
4145 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
4146 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4147 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4148 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
4149 config/rs6000/x-rs6000: Delete.
4151 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
4154 24 x-host fragments remain, 0 x-cpu, 3 top level.
4156 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4158 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
4159 * configure: Regenerate.
4161 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
4163 * Makefile.in (install-headers): Remove redundant dependency.
4165 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
4167 * c-tree.texi (USING_STMT): Document.
4169 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4171 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
4172 * c-common.c: Likewise.
4173 * c-decl.c: Likewise.
4174 * combine.c: Likewise.
4175 * rs6000.c: Likewise.
4176 * except.c: Likewise.
4177 * explow.c: Likewise.
4179 * fold-const.c: Likewise.
4180 * function.c: Likewise.
4183 * integrate.c: Likewise.
4185 * objc/objc-act.c: Likewise.
4186 * recog.c: Likewise.
4187 * reg-stack.c: Likewise.
4188 * reload.c: Likewise.
4189 * reload1.c: Likewise.
4190 * simplify-rtx.c: Likewise.
4192 * varasm.c: Likewise.
4194 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
4196 * diagnostic.def: New file.
4197 * diagnostic.h (diagnostic_t): New enum.
4198 * Makefile.in (diagnostic.o): Depend on diagnostic.def
4200 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4202 * tsystem.h: Test only POSIX for availability of string.h
4204 * config.gcc (all systems): If USG appeared in xm_defines,
4205 change it to POSIX. If both USG and POSIX appeared, just
4206 delete USG. Remove unnecessary quotes around xm_defines
4208 (m68k-crds-unos*): Don't #define unos - tested nowhere.
4209 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
4210 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
4211 powerpc-*-linux*): No need to set xm_defines - handled by
4212 global settings for *-*-linux*.
4214 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4216 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
4217 Always include gstab.h, not system stab.h. Don't provide
4218 default definitions of N_CATCH or N_OPT. Always use the
4219 gstab.h variant of STAB_CODE_TYPE.
4220 * final.c: Don't include stab.h/gstab.h at all, or provide
4221 defaults for N_SLINE and N_SOL.
4223 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
4224 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
4226 * sdbout.c: Always include gsyms.h instead of system syms.h.
4228 * configure.in: No need to check for stab.h.
4229 * configure, config.in: Regenerate.
4230 * Makefile.in (final.o): Don't depend on gstab.h.
4232 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4233 Richard Henderson <rth@redhat.com>
4235 * extend.texi: Improve documentation of volatile asms.
4237 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4239 * c-tree.texi: Fix thinko.
4240 * gcc.texi: Likewise.
4242 2001-04-30 Richard Henderson <rth@redhat.com>
4244 * c-common.c (c_promoting_integer_type_p): New function, from the
4245 corpse of old macro. Properly promote too-small enumerations and
4246 booleans. Adjust all callers.
4247 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4248 (c_promoting_integer_type_p): Declare.
4249 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4250 * c-typeck.c: Likewise.
4251 (default_conversion): Remove now redundant boolean check.
4253 2001-04-30 Jan Hubicka <jh@suse.cz>
4254 Richard Henderson <rth@redhat.com>
4256 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4258 (combine_stack_adjustments_for_block): Don't combine stack
4259 allocation followed by deallocations. Handle grow-up stacks.
4261 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4263 * fdl.texi: New file.
4264 * c-tree.texi: Use the GFDL.
4265 * gcc.texi: Likewise.
4267 2001-04-30 Stan Shebs <shebs@apple.com>
4269 * invoke.texi: Add a section documenting Objective-C options.
4271 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
4273 * emit-rtl.c (try_split): Copy EH notes to sequence.
4275 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4277 * regmove.c (record_stack_memrefs): Catch all references to the
4280 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
4282 * Makefile.in (stmp-fixinc): quote shell assignment values
4284 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4286 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
4290 * prefix.c: Likewise.
4292 2001-04-28 Stan Shebs <shebs@apple.com>
4294 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
4295 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
4296 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
4297 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
4299 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
4300 (NEXT_OBJC_RUNTIME): Define.
4302 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4304 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
4305 * simplify-rtx.c (simplify_gen_relational): Likewise.
4307 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
4309 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
4310 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
4312 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
4313 registers in SSE case; fix handling of the immediates.
4314 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
4315 operands to be in regsiters before reload.
4316 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
4317 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
4318 (abstf,absxf,negtf,negxf splitters): Compute
4319 properly the regnum for x86_64.
4320 (avsdf2_if_rex64): New.
4322 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
4324 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
4325 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
4326 into the constant pool.
4327 * jump.c (jump_optimize_1): Remove barrier successors after all
4328 the LABEL_NUSES counds have been computed.
4329 (delete_barrier_successors): When deleting a tablejump insn, also
4330 delete the jump table it uses.
4331 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
4334 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
4336 * pa.c (FRP): Remove erroneous white space in macro definition.
4338 2001-04-28 Andreas Jaeger <aj@suse.de>
4340 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
4342 * extend.texi: Likewise.
4343 * tm.texi: Likewise.
4345 2001-04-28 Andreas Jaeger <aj@suse.de>
4347 * md.texi: Use XX-bit instead of XXbit or XX bit where
4350 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
4352 * gcc.c (process_command): Allow -l lib in addition to -llib
4353 for POSIX compliance. This fixes PR c/2347.
4355 * invoke.texi: Update section on Link Options accordingly.
4357 2001-04-27 Zack Weinberg <zackw@stanford.edu>
4359 * function.c (purge_addressof_1): Remove the duplicate
4360 if (code == SET) block. Fold the two if (code == ADDRESSOF)
4363 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
4365 * except.c (expand_eh_region_start): Don't start a new block.
4366 (expand_eh_region_end): Don't end a block.
4367 * stmt.c (expand_end_bindings): Don't end EH blocks.
4368 (expand_decl_cleanup): Starting an EH region won't change the block.
4369 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
4370 (is_eh_region): Lose.
4373 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
4375 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
4377 * collect2.c (main): Add `-L' case to remove duplicate entries.
4378 (is_in_args): New function to check for a duplicate argument.
4379 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
4380 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
4381 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4382 Define to be nonzero.
4384 2001-04-27 Andreas Jaeger <aj@suse.de>
4385 Richard Henderson <rth@redhat.com>
4387 * md.texi (Machine Constraints): Document additional i386
4388 constraints and fix description of "A".
4390 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
4392 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
4394 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
4396 * except.c (get_exception_filter): word_mode, not Pmode.
4398 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
4400 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
4401 common to other movsf patterns. Move up so that in future
4402 people who change the other patterns will change it too.
4403 (movsf_lo_sum): Allow even for soft-float; add appropriate
4405 (movsf_high): Likewise.
4406 (movsf_high+1): Allow even for soft-float.
4408 * function.c (expand_function_end): Always clobber the
4409 return registers, even if there is no return label.
4411 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4413 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
4415 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
4417 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
4418 (pushqi2_rex64, pushhi2_rex64): Add.
4420 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
4422 * except.c (expand_eh_region_end_cleanup): Force pending stack
4423 adjust before emitting label that branches around cleanup code.
4425 2001-04-26 H.J. Lu (hjl@gnu.org)
4427 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
4429 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
4431 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
4432 (ASM_OUTPUT_SECTION_NAME): Likewise.
4433 (ASM_WEAKEN_LABEL): Likewise.
4434 (UNIQUE_SECTION): Likewise.
4435 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4436 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4437 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
4438 (ASM_OUTPUT_SECTION_NAME): Likewise.
4439 (ASM_WEAKEN_LABEL): Likewise.
4440 (UNIQUE_SECTION): Likewise.
4441 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4442 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4443 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
4444 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
4445 (ASM_FILE_START): Likewise.
4446 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4447 (ASM_DECLARE_OBJECT_NAME): Likewise.
4448 (ASM_FILE_END): Likewise.
4449 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4450 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
4451 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4452 (ASM_OUTPUT_CASE_LABEL): Likewise.
4453 (ASM_OUTPUT_SKIP): Likewise.
4454 (ASM_OUTPUT_ASCII): Likewise.
4455 (ASM_OUTPUT_IDENT): Likewise.
4456 (READONLY_DATA_SECTION): Likewise.
4457 (EXTRA_SECTIONS): Likewise.
4458 (EXTRA_SECTION_FUNCTIONS): Likewise.
4459 (SELECT_RTX_SECTION): Likewise.
4460 (SELECT_SECTION): Likewise.
4462 * config/mips/linux.h (INVOKE__main): Undefine.
4463 (CTOR_LIST_BEGIN): Likewise.
4464 (CTOR_LIST_END): Likewise.
4465 (DTOR_LIST_BEGIN): Likewise.
4466 (DTOR_LIST_END): Likewise.
4467 (SET_ASM_OP): Defined it to ".dummy".
4468 (ASM_OUTPUT_DEF): Defined.
4469 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
4471 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
4473 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
4474 assembler supports .p2align.
4476 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
4478 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
4480 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4482 * integrate.c (expand_inline_function): Check for error_mark_node
4485 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4487 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
4490 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
4492 * configure.in (configargs.h): Define thread_model.
4493 * configure: Rebuilt.
4494 * gcc.c (main): Print it with -v.
4496 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
4498 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
4499 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
4500 * gcc.1: Regenerate.
4502 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4504 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
4505 is_redundant_typedef): Use static inline instead of inline static.
4507 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
4509 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
4510 this directory is always searched.
4512 2001-04-25 Richard Henderson <rth@redhat.com>
4514 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
4515 of registers to restore along non eh_return path.
4517 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4519 * c-format.c (check_format_info_recurse): Handle
4520 PLUS_EXPR for format string.
4522 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4524 * config/ia64/ia64.h (CC1_SPEC): Define.
4525 * config/ia64/linux.h (CC1_SPEC): Define.
4527 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
4529 * emit-rtl.c (constant_subword): Also do sign extension in
4530 BITS_PER_WORD == 16 case.
4532 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
4534 * loop.c (try_swap_copy_prop): Go back to checking insn.
4536 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4538 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
4539 if check_mode is non-zero.
4541 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4543 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
4544 out and comparison sequence has been detected, put result into
4545 proper temporary pseudo.
4547 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4549 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
4550 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
4551 * libgcc2.c: Remove __dummy and __builtin_saveregs.
4552 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
4553 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
4554 for future reference.
4556 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
4558 * except.c (reachable_handlers): Step out one level from a RESX.
4560 * except.c (struct eh_region): Rename 'last' to 'resume'.
4561 (mark_eh_region, duplicate_eh_region_1): Adjust.
4562 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
4563 (build_post_landing_pads): Likewise.
4564 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
4565 (expand_eh_region_end_must_not_throw): Likewise.
4566 (connect_post_landing_pads): Thread (only) regions with non-deleted
4569 * except.c (expand_eh_region_end_cleanup): Save the EH return data
4570 registers around the cleanup.
4571 (get_exception_filter): New fn.
4572 (finish_eh_generation): Use it.
4574 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
4576 * c-semantics.c (add_scope_stmt): Don't call
4577 current_scope_stmt_stack multiple times.
4579 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4580 Nathan Sidwell <nathan@codesourcery.com>
4582 Lazy __FUNCTION__ generation.
4583 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
4584 RID_C99_FUNCTION_NAME): New _RIDs.
4585 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
4586 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
4587 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
4589 (function_id_node, pretty_function_id_node, func_id_node): Remove.
4590 (c99_function_name_decl_node, function_name_decl_node,
4591 pretty_function_name_decl_node, saved_function_name_decls):
4593 (struct language_function): Remove x_function_name_declared_p.
4594 (make_fname_decl): Remove a parameter.
4595 (declare_function_names): Remove prototype.
4596 (start_fname_decls, finish_fname_decls): Prototype.
4597 (fname_as_string): Likewise.
4598 (fname_string, fname_decl): Likewise.
4599 * c-common.c (make_fname_decl): Adjust.
4600 (struct fname_var_t): New struct.
4601 (fname_vars): New static array.
4602 (declare_function_name): Remove.
4603 (start_fname_decls, finish_fname_decls): New functions.
4604 (fname_as_string): New function from remnants of
4605 declare_function_name.
4606 (fname_string, fname_decl): New functions.
4608 * c-decl.c (c_function_name_declared_p): Remove.
4609 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
4610 don't call declare_function_name. Call start_fname_decls.
4611 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
4612 clobber the line number. Call finish_decl.
4613 (start_function): Call start_fname_decls.
4614 (finish_function): Call finish_fname_decls.
4615 Remove c_function_name_declared_p.
4616 (push_c_function_context): Don't push c_function_name_declared_p.
4617 (pop_c_function_context): Don't pop c_function_name_declared_p.
4618 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
4619 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
4620 (program): Call finish_fname_decls for C.
4621 (primary): Add VAR_FUNC_NAME.
4622 (reswords): Add slots for __FUNCTION__ et al.
4623 (rid_to_yy): Add mappings for __FUNCTION__ et al.
4624 (yylexname): If it's a STRING_FUNC_NAME generate the function name
4625 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
4626 * c-semantics.c (prune_unused_decls): Remove.
4627 (finish_stmt_tree): Don't call prune_unused_decls.
4628 (genrtl_decl_stmt): Don't prune unused decls here.
4630 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
4632 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
4633 constant pool, use the pool's SYMBOL_REF instead.
4635 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
4638 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
4640 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
4641 passing nested NOP_EXPRs to fold.
4643 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
4645 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
4647 2001-04-22 Mark Mitchell <mark@codesourcery.com>
4649 * loop.c (loop_delete_insns): Add prototype.
4651 2001-04-23 Phil Edwards <pme@sources.redhat.com>
4653 * configure.in: Remove ENABLE_STD_NAMESPACE.
4654 * config.in: Regenerated.
4655 * configure: Regenerated.
4657 2001-04-22 Stan Shebs <shebs@apple.com>
4659 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
4661 * config/rs6000/xm-darwin.h: Remove file.
4663 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4665 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
4666 (write_c_file_stat): Likewise.
4668 * dbxout.c (dbxout_init): Likewise.
4670 * profile.c (output_func_start_profiler): Likewise.
4672 2001-04-22 Philipp Thomas <pthomas@suse.de>
4674 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
4675 require it instead of the CVS version.
4676 * cpperror.c (v_message): Put a blank before the macro
4677 body to not confuse exgettext.
4679 2001-04-21 Mark Mitchell <mark@codesourcery.com>
4681 * flow.c (proagate_one_insn): Remove useless assignment.
4682 * jump.c (delete_insn): Tidy.
4683 * loop.c (try_copy_prop): When deleting an instruction with a
4684 REG_RETVAL note, delete the entire libcall sequence.
4685 (loop_delete_insns): New function.
4686 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
4687 we're not substituting into them yet.
4689 2001-04-21 Kazu Hirata <kazu@hxi.com>
4691 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
4693 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
4695 * config/i960/i960.c (signed_arith_operand): Likewise.
4697 * calls.c (expand_call): Fix a comment typo.
4699 2001-04-20 Zack Weinberg <zackw@stanford.edu>
4701 * configure.in: Probe for times, clock, struct tms, and clock_t.
4702 * configure, config.in: Regenerate.
4703 * timevar.c: Replace ifdef forest in get_time with (relatively)
4704 straightforward series of checks based on autoconf's probes.
4706 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
4708 * config/pa/som.h (NM_FLAGS): Define.
4710 2001-04-20 Bernd Schmidt <bernds@redhat.com>
4712 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
4714 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
4715 * ia64.c (nop_cycles_until): New function.
4716 (prev_cycle, prev_first, last_issued): New static variables.
4717 (ia64_sched_reorder): Additional arg for clock.
4718 On final scheduling pass, emit extra NOPs as needed.
4719 Set prev_first and prev_cycle.
4720 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
4721 (ia64_variable_issue): Set last_issued.
4723 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
4725 * config/i386/i386.c (ix86_expand_int_movcc,
4726 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
4728 2001-04-20 Geoff Keating <geoffk@redhat.com>
4730 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
4731 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
4732 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
4733 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
4734 ctrdi_internal6): In the short-branch case, this insn is only 4
4735 bytes long. Reported by Reza Yazdani <reza@apple.com>.
4737 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4739 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
4740 "=u" is used together with "st" resp. "st(1)" clobber.
4742 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4744 * gcse.c (gcse_main): Fix comment typo.
4745 (delete_null_pointer_check): Likewise.
4746 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
4747 * cse.c (cse_insn): Likewise.
4748 * function.c (fixup_var_refs_insns_with_hash): The sequence is
4751 2001-04-19 Zack Weinberg <zackw@stanford.edu>
4753 * toplev.c: Excise all code for the undocumented -dm option.
4754 (float_signal): Call signal just once, unconditionally.
4756 2001-04-19 Geoff Keating <geoffk@redhat.com>
4758 * fold-const.c (fold): Use first_rtl_op rather than
4759 TREE_CODE_LENGTH when looping over parameters of a tree.
4760 Correct strange grouping in test for evaluated SAVE_EXPR.
4762 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
4764 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
4765 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
4767 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
4768 name at 32 total characters.
4769 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
4770 functions in named sections -- data items can still go into unique
4771 sections, but they have normal names (ie $LIT$ and $DATA$).
4773 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
4776 2001-04-19 DJ Delorie <dj@redhat.com>
4778 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4779 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
4780 * config/i386/cygwin.h: Likewise.
4781 * config/i386/mingw32.h: Likewise.
4782 * config/vax/vms.h: Likewise.
4783 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
4785 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4786 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
4787 * config/i386/xm-cygwin.h: Likewise.
4788 * config/i386/xm-djgpp.h: Likewise.
4789 * config/i386/xm-mingw32.h: Likewise.
4790 * config/vax/xm-vms.h: Likewise.
4792 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
4793 instead of OBJECT_SUFFIX.
4794 * collect2.c (find_a_file): Look for files matching the extension
4795 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
4796 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
4797 TARGET_EXECUTABLE_SUFFIX.
4798 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
4799 (make_relative_prefix): Likewise.
4800 (convert_filename): Use TARGET_ suffixes throughout. Remove
4802 (process_command): Likewise.
4803 (do_spec_1): Likewise.
4804 * java/lang.c (init_parse): Likewise.
4806 * gcc.texi : Document four new options matching the pattern
4807 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
4808 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
4809 documentation for NO_AUTO_EXE_SUFFIX.
4811 2001-04-19 Mark Mitchell <mark@codesourcery.com>
4813 * toplev.h (struct lang_hooks): Allow decode_option to indicate
4814 that language-independent processing should not be done.
4815 * toplev.c (main): Adjust accordingly.
4817 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
4818 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
4820 * mips.md (reload_outputdi): Require that operand0 be a
4823 2001-04-19 Jakub Jelinek <jakub@redhat.com>
4825 * invoke.texi (-Wshadow): Clarify.
4827 2001-04-18 Mark Mitchell <mark@codesourcery.com>
4829 * loop.c (load_mems): Examine all the instructions in the loop
4830 before concluding that all jumps branch to the first instruction
4833 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
4835 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
4837 2001-04-18 Jakub Jelinek <jakub@redhat.com>
4839 * cpp.texi (-Wwhite-space): Remove.
4840 (-Wall): -Wall does not imply -Wwhite-space.
4842 2001-04-17 Zack Weinberg <zackw@stanford.edu>
4844 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
4845 use it instead of blindly generating a .stabs.
4846 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
4848 * xcoffout.c: Don't bother defining default for N_CATCH.
4849 (UNKNOWN_STAB): Use internal_error.
4850 (stab_to_sclass): Remove now-unnecessary aborts.
4851 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
4853 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
4855 * jump.c (mark_all_labels): Canonicalize the tail recursion
4856 label attached to CALL_PLACEHOLDER insns.
4858 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4860 * output.h (dump_flow_info, free_basic_block_vars,
4861 which_alternative): Delete redundant prototypes.
4863 * rtl.h (bss_section): Likewise.
4865 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
4867 * dbxout.c (N_OPT): Define if not available from <stab.h>
4869 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4871 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
4872 libraries and native K&R compilers.
4874 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4876 * c-typeck.c (convert_arguments): Don't check for width changes
4879 * invoke.texi (-Wtraditional): Update documentation.
4881 2001-04-16 Zack Weinberg <zackw@stanford.edu>
4883 * toplev.c (output_lang_identify): Delete.
4884 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
4885 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
4886 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
4887 after calling ASM_FILE_END.
4889 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
4890 Instead, unconditionally emit an N_OPT stab with string equal
4891 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
4893 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
4895 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
4896 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
4897 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
4898 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
4899 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
4900 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
4901 config/i370/i370.h, config/i386/beos-elf.h,
4902 config/i386/osf1elf.h, config/i386/osfrose.h,
4903 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
4904 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
4905 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
4906 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
4907 config/mips/iris6.h, config/mips/osfrose.h,
4908 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
4909 config/sparc/sp64-elf.h:
4910 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
4911 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
4913 * config/elfos.h, config/freebsd.h, config/linux.h,
4914 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
4915 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
4916 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
4917 of ASM_FILE_START which merely emit a .version directive. Delete
4918 definitions of ASM_FILE_END which merely emit an .ident directive.
4920 * config/avr/avr.h, config/vax/vax.h: Delete definition of
4921 ASM_IDENTIFY_GCC and move part of its logic into
4924 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
4925 config/sparc/linux-aout.h: Don't emit .version directive in
4928 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
4929 (output_file_start): Correct comment.
4931 * config/i386/osfrose.h: Don't emit trailing .ident directive.
4932 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
4934 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
4935 * config/rs6000/aix.h: Correct comment.
4937 * config/i386/i386afe.h: Delete.
4938 * config.gcc: Remove references to i386afe.h.
4940 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
4941 other macros deleted by this patch were undocumented.
4943 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
4945 * pa.md (reload_outdi): Operand 0 must be a non hard register.
4947 * pa.c (secondary_reload_class): SAR<->FP copies require a
4950 * install.texi (mips-mips-bsd): Update list of functions
4951 required to include memmove.
4952 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
4953 used functions to include memmove.
4955 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
4957 * i386.md (sqrtdf2): SFmode should be DFmode.
4959 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
4961 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
4962 (find_moveable_store): Likewise.
4964 2001-04-15 Jim Wilson <wilson@redhat.com>
4966 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
4968 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
4970 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
4971 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
4973 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4975 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
4978 2001-04-14 Alan Modra <amodra@one.net.au>
4980 * pa.c (force_mode): New function.
4981 (emit_move_sequence): Use it instead of generating new rtx_REGs.
4983 2001-04-13 Jim Wilson <wilson@redhat.com>
4985 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
4986 (first_instruction): New static variable.
4987 (rtx_needs_barrier): Return 1 for alloc.
4988 (init_insn_group_barriers): Set first_instruction.
4989 (rws_sum): Delete duplicate definition.
4990 (group_barrier_needed_p): Return 0 when first_instruction true.
4991 (safe_group_barrier_needed_p): Save and restore first_instruction
4992 around group_barrier_needed_p call.
4994 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
4996 * expr.h (enum libfunc_index): Add LTI_memmove.
4997 (memmove_libfunc): Define macro.
4998 * optabs.c (init_optabs): Initialize memmove_libfunc.
4999 * expr.c (expand_assignment): Use memmove_libfunc instead of
5002 2001-04-13 Alan Modra <alan@linuxcare.com.au>
5004 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
5007 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5009 * Makefile.in (reg-stack.o): Depend on reload.h.
5010 (insn-attrtab.o): Depend on flags.h.
5012 * genattrtab (main): Include flags.h in insn-attrtab.c.
5014 * reg-stack.c: Include reload.h.
5016 * sparc.h (flag_pic): Delete redundant declaration.
5018 * output.h (flag_pic): Likewise.
5020 * tree.h (pedantic): Likewise.
5022 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5024 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
5026 * jump.c, regmove.c, toplev.c: Include reload.h.
5028 * reload.h (reload_cse_regs): Declare.
5030 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
5031 reload_cse_regs, init_reload, mark_home_live, reload,
5032 init_caller_save): Delete redundant prototypes.
5034 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5036 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
5038 * regclass.c, ssa.c: Include expr.h.
5040 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
5041 gen_move_insn): Delete redundant declarations.
5043 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5045 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
5046 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
5047 MAKEINFO and MAKEINFOFLAGS too.
5048 (stage4_build): Correctly order -B flags.
5050 2001-04-13 Alan Modra <amodra@one.net.au>
5052 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
5053 PIC_OFFSET_TABLE_SAVE_RTX.
5054 (zdepi_cint_p): Describe zdepi insn.
5055 Formatting and white space fixes throughout file.
5057 * pa.c (uint32_operand): Don't use long constant >= 2^32.
5058 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
5059 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
5060 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
5061 (output_64bit_and): Use plain `int's for shift counts.
5062 (output_64bit_ior): Likewise.
5063 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
5064 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
5067 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
5068 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
5069 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
5070 NEW_HP_ASSEMBLER into one. Kill warnings.
5072 * pa-gas.h: Delete file.
5073 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
5074 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
5075 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
5076 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
5078 * config/pa/mill32.S: New file.
5079 * config/pa/mill64.S: New file.
5080 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
5081 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
5082 * config/pa/t-linux64: New file.
5083 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
5084 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
5085 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
5087 * elfos.h (SELECT_SECTION): Undef before defining.
5088 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
5089 (LIB_SPEC): Remove -lmilli.
5090 (DBX_REGISTER_NUMBER): Remove.
5091 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
5092 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
5093 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
5094 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
5095 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
5096 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
5097 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
5098 TARGET_GAS): Define.
5099 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
5100 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
5101 regs if we don't have a prototype.
5102 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
5103 * pa.h (TARGET_ELF32): Default to 0 if undefined.
5104 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
5105 EH_RETURN_HANDLER_RTX): Define.
5106 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
5107 (DWARF_FRAME_REGNUM): Define.
5108 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
5109 * pa32-linux.h: New file.
5110 * pa64-linux.h: New file.
5112 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5113 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
5114 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
5115 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
5116 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
5117 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
5118 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5119 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
5120 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
5121 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
5122 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5123 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
5124 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
5125 * pa64-hpux.h: New file.
5126 (ASM_FILE_START): Correct typo.
5127 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
5128 * config.gcc: Modify for above.
5130 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
5132 * jump.c (jump_optimize_1): Don't delete dead stores here.
5133 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
5134 prior to running jump optimize before cse2.
5136 2001-04-12 Richard Henderson <rth@redhat.com>
5138 * Makefile.in (regmove.o): Depend on except.h.
5139 * regmove.c: Include it.
5141 2001-04-12 Stan Shebs <shebs@apple.com>
5143 * objc/objc-act.c: Remove all code ifdefed with the never-used
5144 macro OBJC_INT_SELECTORS.
5145 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
5146 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
5148 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
5150 * config/pa/quadlib.c: Add prototypes.
5152 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5154 * bitmap.h (debug_bitmap): Delete redundant prototype.
5156 * rtl.h (get_frame_size): Likewise.
5158 2001-04-12 Jim Wilson <wilson@redhat.com>
5160 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
5161 to just emit an fnorm.
5163 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5165 * c-common.h (truthvalue_conversion, type_for_mode,
5166 type_for_size): Delete redundant declarations.
5168 * c-lex.h (is_class_name): Likewise.
5170 * c-tree.h (pedantic, convert, getdecls, gettags,
5171 global_bindings_p, init_decl_processing, insert_block,
5172 maybe_build_cleanup, poplevel, print_lang_decl,
5173 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
5174 set_block, incomplete_type_error, build_function_call,
5175 lvalue_or_else, mark_addressable): Likewise.
5177 * expr.h (expand_tree_builtin): Likewise.
5179 2001-04-12 Mark Mitchell <mark@codesourcery.com>
5181 * invoke.texi: Document --param max-gcse-memory.
5183 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5185 * configure.in (errno): Check for declaration.
5186 * configure, config.in: Regenerated.
5188 * system.h (errno): Only declare if not already done.
5190 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5192 * recog.c (general_operand, immediate_operand,
5193 nonmemory_operand): Require CONST_INTs to be sign-extended
5194 values for their modes.
5196 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5198 * expmed.c (store_bit_field): Truncate CONST_INTs.
5199 (expand_mult_highpart, expand_divmod): Likewise.
5200 * expr.c (convert_modes, store_field): Likewise.
5201 * integrate.c (expand_inline_function): Use promote_mode() to
5202 determine whether to convert_modes() an argument as signed
5204 * optabs.c (expand_binop): Get CONST_INT operands
5205 sign-extended for their appropriate modes.
5206 * stmt.c (emit_case_nodes): Convert node values to the
5208 (expand_end_case): Convert minval and range to the appropriate
5210 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
5211 the iteration variable.
5212 * varasm.c (immed_double_const): Don't require words to be
5213 narrower than host wide ints to properly sign-extend
5216 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
5218 * sh.md (builtin_setjmp_receiver): New expander.
5220 2001-04-12 David Edelsohn <dje@watson.ibm.com>
5222 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
5223 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
5224 for generating CONST_INT and CONST_DOUBLE.
5226 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5228 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5229 already sign-extended.
5230 (rs6000_emit_prologue): Make register iterator signed.
5231 (rs6000_emit_epilogue): Likewise.
5232 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
5234 (movsf split, movdf split): Sign-extend CONST_INTs.
5235 (movdi splits): Likewise.
5237 2001-04-12 Kelley Cook <kelley.cook@home.com>
5239 * config-lang.in (lang_dirs): Add in zlib.
5241 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
5243 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
5244 operands that make it to RTL.
5246 2001-04-11 Stan Shebs <shebs@apple.com>
5248 Add Darwin (Mac OS X kernel) native support.
5249 * config.gcc (powerpc-*-darwin*): Add native bits.
5250 * config/darwin.c: New file, generic Darwin support functions.
5251 * config/darwin.h: New file, generic Darwin definitions.
5252 * config/darwin-protos.h: New file, generic Darwin prototypes.
5253 * rs6000/darwin.h: New file, Darwin for PowerPC.
5254 * rs6000/t-darwin: New file, Darwin makefile fragment.
5255 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
5256 (TARGET_MACHO): Ditto.
5257 (rs6000_abi): Add ABI_DARWIN.
5258 (RS6000_REG_SAVE): Add ABI_DARWIN case.
5259 (RS6000_SAVE_AREA): Ditto.
5260 (FP_ARG_MAX_REG): Ditto.
5261 (RETURN_ADDRESS_OFFSET): Ditto.
5262 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
5264 (rs6000_emit_move): Add ABI_DARWIN cases.
5265 (print_operand): Ditto.
5266 (first_reg_to_save): Ditto.
5267 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
5268 (debug_stack_info): Ditto.
5269 (rs6000_emit_prologue): Ditto.
5270 (rs6000_emit_epilogue): Ditto.
5271 (output_profiler_hook): Ditto.
5272 (output_function_profiler): Ditto.
5273 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
5274 (output_mi_thunk): Add TARGET_MACHO case.
5275 (add_compiler_stub): Ditto.
5276 (output_compiler_stub): Ditto.
5277 (no_previous_def): Ditto.
5278 (output_call): Ditto.
5279 (machopic_output_stub): Ditto.
5280 (rs6000_machopic_legitimize_pic_address): Ditto.
5281 (toc_section): Ditto.
5282 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
5283 (macho_high): Ditto.
5286 (load_macho_picbase): Ditto.
5287 (call): Add TARGET_MACHO case to modify function.
5288 (call_value): Ditto.
5289 (call_nonlocal_sysv): Add ABI_DARWIN case.
5290 (call_value_nonlocal_sysv): Ditto.
5291 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
5293 (machopic_output_stub): Ditto.
5294 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
5296 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5298 * dwarf2out.c (modified_type_die): Don't create new types here.
5299 * tree.h (get_qualified_type): New function.
5300 (build_qualified_type): Adjust comment.
5301 * tree.c (get_qualified_type): New function.
5302 (build_qualified_type): Use it.
5304 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5306 * cpp.texi (-Wtraditional): Update description.
5308 * invoke.texi (-Wtraditional): Likewise.
5310 2001-04-11 Jim Wilson <wilson@redhat.com>
5312 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
5313 requires more than 64 bits of alignment.
5315 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
5317 * cpplib.c (do_line): Sanity check iff enable checking.
5319 2001-04-11 Richard Henderson <rth@redhat.com>
5321 * Makefile.in (insn-recog.o): Depend on toplev.h.
5322 (insn-emit.o, doloop.o): Likewise.
5323 * genrecog.c, genemit.c: Include toplev.h in generated file.
5324 * doloop.c: Include toplev.h.
5326 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5328 * Makefile.in (gcse.o): Depend on params.h.
5329 * gcse.c: Include params.h.
5330 (gcse_main): Don't do GCSE if doing so will take inordinate
5332 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
5333 * params.h (MAX_GCSE_MEMORY): New macro.
5335 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5337 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
5339 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
5341 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5343 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
5345 * real.h (ereal_atof, real_value_truncate, target_isnan,
5346 target_isinf, target_negative, assemble_real, debug_real): Delete
5347 redundant prototypes.
5349 * Makefile.in (ifcvt.o): Depend on toplev.h.
5351 * c-semantics.c: Include expr.h.
5353 * ifcvt.c: Include toplev.h.
5355 * expr.h (rtx_equal_p): Delete prototype.
5357 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
5358 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
5359 eliminate_constant_term, expand_complex_abs, find_single_use,
5360 make_tree, init_expr_once, init_optabs, supports_one_only):
5363 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
5364 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
5365 expand_assignment, store_expr, emit_line_note_after,
5366 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
5368 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
5370 * sparc-protos.h: Delete redundant prototypes.
5372 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5374 * reload.c (push_reload): Add condition missed in SUBREG byte
5377 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5379 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
5381 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5383 * i386.md (floatsisf_sse): Fix output template
5384 * i386.c (ix86_expand_fp_movcc)
5386 * reg-stack.c (emit_pop_insn): Handle complex modes.
5387 (move_for_stack_reg): Emit proper move mode.
5388 (subst_stack_regs_pat): Handle complex modes.
5390 2001-04-11 Jakub Jelinek <jakub@redhat.com>
5392 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
5394 2001-04-10 Richard Henderson <rth@redhat.com>
5396 * libgcc2.h (__terminate_func_ptr): Remove typedef.
5397 (__pure_virtual, __terminate, __terminate_set_func,
5398 __default_terminate, __throw_type_match, __empty,
5399 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
5400 __eh_rtime_match, __unwinding_cleanup, __rethrow,
5401 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
5402 Remove prototypes of deleted functions.
5404 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5406 * c-typeck.c (convert_arguments): -Wtraditional now activates
5407 -Wconversion warnings, except for changes in signed-ness.
5408 Detect complex<->int & int<->complex conversions as well.
5410 * invoke.texi (-Wtraditional): Document it.
5412 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5414 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
5415 * flow.c (set_block_for_new_insns): Remove needless cast and
5416 properly check for unset block number.
5418 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
5420 * function.c (purge_single_hard_subreg_set): Only check REGNO if
5421 the subreg was a hard register. Pseudos are left as subregs.
5423 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5425 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
5426 (LIB2ADD_ST): New macro, pass it to mklibgcc.
5427 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
5428 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
5429 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
5431 2001-04-09 Bo Thorsen <bo@suse.co.uk>
5433 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
5435 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5437 * output.h (set_block_num): Missed it earlier, remove deprecated
5440 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5442 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
5443 (load_killed_in_block_p): Change bb parameter from int to basic_block.
5444 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
5445 (handle_rd_kill_set): Change bb parameter from int to basic_block.
5446 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
5447 (expr_killed_p): Change bb parameter from int to basic_block, pass
5448 basic_blocks instead of ints as parameters.
5449 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
5450 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
5451 from int to basic_block, pass basic_blocks instead of ints as parms.
5452 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
5453 parameter from int to basic_block, pass basic_blocks instead of ints.
5454 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
5455 (insert_insn_end_bb): Change bb parameter from int to basic_block,
5456 pass basic_blocks instead of ints.
5457 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
5458 basic_blocks instead of ints as parameters.
5459 (pre_delete): Pass basic_blocks instead of ints as parameters.
5460 (hoist_expr_reaches_here_p): Change bb parameter from int to
5461 basic_block, pass basic_blocks instead of ints.
5462 (hoist_code): Pass basic_blocks instead of ints as parameters.
5463 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
5464 Change bb parameter from int to basic_block.
5465 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
5466 (insert_insn_start_bb): Change bb parameter from int to basic_block,
5467 pass basic_blocks instead of ints.
5468 (insert_store): Pass basic_blocks instead of ints as parameters.
5469 (replace_store_insn, delete_store): Change bb parameter from int to
5470 basic_block, pass basic_blocks instead of ints.
5471 (store_motion): Pass basic_blocks instead of ints as parameters.
5473 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5475 * basic-block.h (set_new_block_for_insns): New Prototype.
5476 (set_block_num): Delete prototype.
5477 * flow.c (set_block_num): Remove obsolete function.
5478 (set_block_for_new_insns): Set BB for single or multiple insns.
5479 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
5480 (process_insn_end_bb): Use set_block_for_new_insns or
5481 set_block_for_insn instead of set_block_num.
5482 (pre_insert_copy_insn): Use set_block_for_new_insns.
5483 (update_ld_motion_stores): Use set_block_for_new_insns.
5484 (insert_insn_start_bb): Use set_block_for_new_insns.
5485 (replace_store_insn): Use set_block_for_new_insns.
5487 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5488 Jeff Law <law@redhat.com>
5490 * alias.c (get_addr): Externalize.
5491 (canon_true_dependence): New function. Behaves like true_dependance
5492 except it already assumes a MEM has been canonicalized.
5493 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
5494 * gcse.c (struct ls_expr): Add load/store expressions structure.
5495 (modify_mem_list, canon_modify_mem_list): New variable.
5496 (gcse_main): Initialize & finalize alias analysis. Use enhanced
5497 load motion and store motion if requested.
5498 (alloc_gcse_mem): Allocate space for modify_mem_list array.
5499 (free_gcse_mem): Free the modify_mem_list array.
5500 (oprs_unchanged_p): Use load_killed_in_block_p.
5501 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
5502 (mems_conflict_for_gcse_p): New function. Don't kill loads
5503 with stores to themselves if its in the load/store expression list.
5504 (load_killed_in_block_p): New function.
5505 (canon_list_insert): New Function.
5506 (record_last_mem_set_info): Keep a list of all instructions which
5507 can modify memory for each basic block.
5508 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
5509 (oprs_not_set_p): Use load_killed_in_block_p.
5510 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
5511 (expr_killed_p): Use load_killed_in_block_p.
5512 (compute_transp): Do not pessimize memory references.
5513 (pre_edge_insert): Update stores for a load motion expression.
5514 (one_pre_gcse_pass): Check loads/stores for extra load motion.
5515 (ldst_entry): Find or create a ldst_expr structure.
5516 (free_ldst_entry): Free memory for an individual item.
5517 (free_ldst_mems): Free entire load/store expression list.
5518 (print_ldst_list): Print debug info.
5519 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
5520 (enumerate_ldsts): Assign integer values to each entry in list.
5521 (first_ls_expr): First expression in the list.
5522 (next_ls_expr): Next expression in the list.
5523 (simple_mem): Check if expression qualifies for ld/st expression list.
5524 (invalidate_any_buried_refs): Remove from expression list if its
5525 used in some other way we dont understand.
5526 (compute_ld_motion_mems): Find all potential enhanced load motion
5528 (trim_ld_motion_mems): Remove any expressions which are invalid.
5529 (update_ld_motion_stores): Copy store values to registers for loads
5530 which have been moved.
5531 (regvec, st_antloc, num_store): New global statics.
5532 (reg_set_info): Marks registers as set.
5533 (store_ops_ok): Verfies registers expressions are valid in a block.
5534 (find_moveable_store): Look for moveable stores in a pattern.
5535 (compute_store_table): Find stores in a function worth moving, maybe.
5536 (load_kills_store): Check dependance of a load and store.
5537 (find_loads): Find any loads in a pattern.
5538 (store_killed_in_insn): Check if a store is killed in an insn.
5539 (store_killed_after): Check is store killed after an insn in a block.
5540 (store_killed_before): Check is store killed before an insn in a block.
5541 (build_store_vectors): Generate the antic and avail vectors.
5542 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
5543 (insert_store): Add a store to an edge.
5544 (replace_store_insn): Replace a store with a SET insn.
5545 (delete_store): Delete a store insn.
5546 (free_store_memory): Free memory.
5547 (store_motion): Perform store motion.
5548 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
5549 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
5550 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
5551 (f_options): Add gcse-lm and gcse-sm.
5553 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
5555 * i386.c (expand_fp_movcc): Fix condition reversal code.
5557 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
5558 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
5559 (CLASS_MAX_NREGS): Use it.
5561 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
5562 handle properly complex values.
5563 (CLASS_MAX_NREGS): Likewise; update comment.
5565 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5567 * ia64.c (ia64_flag_schedule_insns2): New variable.
5568 (ia64_override_options): Initialize it. Clear
5569 flag_schedule_insns_after_reload.
5570 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
5572 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5574 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
5575 Do not require source to match destination anymore;
5576 Add abort to the nontrivial cases that should be handled by split.
5577 (fix_trunc?fdi): Add SSE case for x86_64.
5578 (floatdi?f): Likewise.
5579 (floatdi?f_sse): New.
5580 (fix_trunc?fdi_sse): New.
5582 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
5584 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
5585 (DEBUG_ARANGES_END_LABEL): Ditto.
5586 (dwarfout_init): Generate length and version fields at the start
5587 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
5588 after the length field.
5589 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
5590 the .debug_aranges info.
5592 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5594 * i386.c (call, call_value): Make sure that resulting call_insn
5595 does have proper second operand.
5597 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
5599 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
5600 function. Remove include of sys/cygwin.h.
5602 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
5604 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
5605 (CPP_SPEC): Always search */include/w32api for header files.
5606 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
5607 (LINK_SPEC): Add "cyg" to the library search prefixes.
5609 2001-04-08 Philip Blundell <philb@gnu.org>
5611 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
5613 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
5615 * cpperror.c (print_location): Don't special case <stdin>.
5616 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
5617 WARNING, but we don't check if we're in system headers.
5618 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
5619 * cpplib.c (do_warning): Warn in system headers.
5621 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
5623 * mbchar.c: Include config.h first.
5625 2001-04-07 Zack Weinberg <zackw@stanford.edu>
5627 * config.gcc: Set default for xmake_file at top, not bottom.
5628 Change places that set xmake_file to "none" to set to the
5629 empty string instead, or remove them entirely if there is no
5630 default xmake_file for this cpu_type. Remove references to
5633 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
5634 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
5635 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
5636 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
5637 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
5638 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
5639 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
5640 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
5641 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
5642 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
5645 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
5646 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
5647 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
5648 config/mips/x-sysv, config/rs6000/x-aix31:
5649 Just set CLIB to -lld or -lmld, as appropriate.
5651 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
5652 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
5653 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
5654 config/mips/x-iris, config/pa/x-pa:
5655 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
5656 OTHER_FIXINCLUDES_DIRS.
5658 * config/i386/x-djgpp: Don't set LN or LN_S.
5659 * config/m88k/x-dolph: Don't define __m88k__.
5660 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
5661 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
5662 * config/i860/fx2800.h: No need to #undef SVR4.
5664 38 x-host fragments remain, 2 x-cpu.
5666 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5668 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
5670 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5672 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
5674 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5676 * configure.in: Add check for lstat.
5677 * configure, config.in: Regenerate.
5678 * cppinit.c (append_include_chain): Make empty path ".".
5679 * cpplib.c (do_line): Don't simplify #line paths.
5680 * cppfiles.c (remove_component_p): New function.
5681 (find_or_create_entry): Acknowledge stat () errors during
5682 path simplification.
5683 (handle_missing_header): Don't simplify paths.
5684 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
5685 the empty path untouched. Don't leave a trailing '/'.
5687 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
5689 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5690 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5692 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5694 * cppfiles.c (open_file): Fail directories silently, but
5695 with an errno of NOENT set.
5696 (read_include_file): Move the common exit code to the sole
5697 caller. Return an int indicating success or failure. Let
5698 open_file handle directories.
5699 (stack_include_file): If read_include_file fails,
5700 push a "null" buffer.
5702 2001-04-05 DJ Delorie <dj@redhat.com>
5704 * function.h (virtuals_instantiated): Declare.
5705 * function.c: (virtuals_instantiated): Make global.
5706 * calls.c (emit_library_call_value_1): Use
5707 virtual_outgoing_args_rtx only if it hasn't been instantiated.
5708 Otherwise, use the stack pointer directly.
5710 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5712 * i386.c (x86_initialize_trampoline): New global function.
5713 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
5714 (INITIALIZE_TRAMPOLINE): Move offline.
5715 * i386-protos.h (x86_initialize_trampoline): Declare.
5717 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5719 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
5720 (lea_0): Rename to lea_1.
5721 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
5722 (lea_general_?): Allow SImodes on TARGET_64BIT
5723 (lea_general_?_zext): New patterns.
5724 (call_1, call_1_rex64): Fix.
5726 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5728 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
5730 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5732 * i386.c (function_arg): Return constm1_rtx for last argument.
5733 (ix86_expand_prologue): Update gen_call calls.
5734 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
5735 * i386.md (call_pop): Likewise.
5736 (call): Second operand is VOIDmode.
5737 (call_0): Likewise; Support 64bits.
5738 (call_exp): New expander.
5739 (call_1): Get to the sync.
5740 (call_1_exp): New pattern.
5741 (call_value): Support 64bit.
5742 (call_value_exp): New pattern.
5743 (untyped_call): Update gen_call call.
5744 (call_value_pop): Disable for 64bit.
5745 (call_value_0_rex64): New pattern.
5746 (call_value_1_rex64): Likewise.
5748 2001-04-05 Bo Thorsen <bo@suse.de>
5750 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
5752 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
5754 * i386.md (*andsi_1+3): If used after reload, make sure the operand
5755 satisfies ANY_QI_REG_P.
5757 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5759 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
5762 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
5765 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5767 * config.gcc: Remove default for xm_file. Clean up local
5768 machine type handling. Remove settings of xm_file to
5769 something that doesn't exist. In the big switch, set xm_file,
5770 don't append to it (the value before the big switch is always
5771 null). Don't force build_xm_file or host_xm_file to have a value.
5772 * configure.in: Remove default for xm_file. Do not special
5773 case $cpu/xm-$cpu.h not existing.
5774 * configure: Regenerate.
5776 2001-04-04 Diego Novillo <dnovillo@redhat.com>
5778 * simplify-rtx.c (simplify_binary_operation): Check for overflow
5779 when folding integer division and modulo operations.
5781 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
5783 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
5784 instead of DWARF2_ADDR_SIZE for EH addresses.
5785 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
5788 2001-04-04 Richard Henderson <rth@redhat.com>
5790 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
5791 * config/ia64/t-glibc (LIB2ADDEH): Disable.
5792 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
5794 2001-04-04 Richard Henderson <rth@redhat.com>
5796 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
5797 * configure: Rebuilt.
5799 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5801 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
5802 push insns to delete to it instead of deleting them.
5803 (delete_null_pointer_checks): Delete insns from delete_list after
5804 all delete_null_pointer_checks_1 passes are done.
5806 2001-04-04 Richard Henderson <rth@redhat.com>
5808 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
5809 * configure: Rebuilt.
5811 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5813 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
5814 * config/romp/xm-romp.h: Delete.
5816 2001-04-04 Bernd Schmidt <bernds@redhat.com>
5818 * sched-deps.c (sched_analyze_insn): Partially revert March 27
5821 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5823 * emit-rtl.c (mark_label_nuses) Increment the label uses for
5824 all labels present in rtx.
5825 (try_split) Call new function for all split insns.
5827 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5829 * recog.c (validate_replace_rtx_1): Instead of aborting just make
5830 sure the change won't be validated.
5832 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
5834 * rtl.h (set_noop_p): Declare.
5835 * flow.c (set_noop_p): Move from here ...
5836 * rtlanal.c (set_noop_p): ... to here and enhance.
5837 * cse.c (delete_trivially_dead_insns): Use it.
5838 * gcse.c (hash_scan_set): Likewise.
5839 * jump.c (delete_noop_moves): Likewise.
5840 * recog.c (split_all_insns): Likewise.
5842 2001-04-04 Alan Modra <alan@linuxcare.com.au>
5844 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
5845 stack pointer via a LO_SUM. Ditto for setting a temp register
5846 used to save to the stack. Set cfa_temp when setting fp, and
5847 allow matches to cfa_temp in addition to cfa_store when saving
5848 regs. Handle POST_INC and LO_SUM register stores. Document the
5849 changes and errors in rule 12 doco.
5851 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
5852 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
5853 (load_reg): Move closer to epilogue code.
5854 (DO_FRAME_NOTES): Define to control the following..
5855 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
5856 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
5858 (hppa_expand_epilogue): Likewise.
5860 2001-04-03 Richard Henderson <rth@redhat.com>
5862 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
5863 * configure: Rebuild.
5865 2001-04-03 Richard Henderson <rth@redhat.com>
5867 * rtl.h (LCT_THROW): New.
5868 * calls.c (emit_library_call_value_1): Handle it.
5869 * except.c (connect_post_landing_pads): Use it.
5871 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5873 * gansidecl.h: Delete file.
5874 * configure.in: Change all refs to gansidecl.h to use
5875 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
5877 * configure: Regenerate.
5879 * Makefile.in (intl.o): Don't depend on gansidecl.h.
5880 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
5881 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
5882 Don't include gansidecl.h.
5883 * intl.c, main.c, version.c, fixinc/fixlib.h,
5884 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
5887 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5889 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
5892 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5894 * config/i386/xm-beos.h, config/i386/xm-isc.h,
5895 config/i386/xm-next.h, config/i386/xm-sco.h,
5896 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
5897 config/m88k/xm-m88k.h: Delete.
5899 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
5900 * config/romp/xm-romp.h: Don't define bcopy.
5901 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
5902 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
5904 * config.gcc: Remove references to deleted files.
5906 14 xm-host.h remain, 1 xm-cpu.h.
5908 2001-04-03 Jakub Jelinek <jakub@redhat.com>
5909 David S. Miller <davem@pierdol.cobaltmicro.com>
5910 Andrew MacLeod <amacleod@redhat.com>
5912 Use byte offsets in SUBREGs instead of words.
5914 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
5915 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
5916 to pass new argument.
5917 (add_stored_regs): Use subreg_regno_offset function.
5918 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
5920 (precompute_arguments): Use gen_lowpart_SUBREG.
5921 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
5922 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
5923 (simplify_set): Rework to use SUBREG_BYTE.
5924 (expand_field_assignment): Use SUBREG_BYTE.
5925 (make_extraction): Use SUBREG_BYTE.
5926 (if_then_else_cond): Use SUBREG_BYTE.
5927 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
5928 (gen_lowpart_for_combine): Compute full byte offset.
5929 * cse.c (mention_regs): Use SUBREG_BYTE.
5930 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
5931 (canon_hash): Use SUBREG_BYTE.
5932 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
5933 (gen_lowpart_if_possible): Formatting.
5934 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
5936 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5937 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5938 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5939 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5940 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5941 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5942 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
5943 certain invariants about SUBREGs the compiler creates.
5944 (gen_lowpart_SUBREG): New function.
5945 (subreg_hard_regno): New function to get the final register number.
5946 (gen_lowpart_common): Use SUBREG_BYTE.
5947 (gen_imagpart): Spacing nits.
5948 (subreg_realpart_p): Use SUBREG_BYTE.
5949 (gen_highpart): Use SUBREG_BYTE.
5950 (subreg_lowpart_p): Always compute endian corrected goal offset,
5951 even at the byte level, then compare against that.
5952 (constant_subword): New function, pulled out all constant cases
5953 from operand_subword and changed second argument name to offset.
5954 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
5955 and call constant_subword to do the work. Return const0_rtx if
5956 looking for a word outside of OP.
5957 (operand_subword_force): Change second arg name to offset.
5958 * expmed.c (store_bit_field): Use SUBREG_BYTE.
5959 (store_split_bit_field): Use SUBREG_BYTE.
5960 (extract_bit_field): Use SUBREG_BYTE.
5961 (extract_split_bit_field): Use SUBREG_BYTE.
5962 (expand_shift): Use SUBREG_BYTE.
5963 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
5964 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
5965 * flow.c (set_noop_p): Use SUBREG_BYTE.
5966 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
5967 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
5968 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
5970 (optimize_bit_field): Use SUBREG_BYTE.
5971 (purge_addressof_1): Use SUBREG_BYTE.
5972 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
5973 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
5974 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
5975 * gengenrtl.c (special_rtx): Add SUBREG.
5976 * global.c (mark_reg_store): Use SUBREG_BYTE.
5977 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
5978 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
5979 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
5980 final byte offset is congruent to subreg's mode size.
5981 (subst_constants): Use SUBREG_BYTE.
5982 (mark_stores): Use subreg_regno_offset function.
5983 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
5984 function and SUBREG_BYTE.
5985 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
5986 (reg_is_born): Use subreg_hard_regno.
5987 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
5988 endian correction code. Don't combine subregs unless resulting
5989 offset aligns with type. Fix subreg constant extraction for DImode.
5990 Simplify SUBREG of VOIDmode CONST_DOUBLE.
5991 (general_operand): Remove dead mode_altering_drug code.
5992 (indirect_operand): Use SUBREG_BYTE.
5993 (constrain_operands): Use subreg_regno_offset function.
5994 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
5995 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
5996 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
5997 * regs.h (REG_SIZE): Allow target to override.
5998 (REGMODE_NATURAL_SIZE): New macro which target can override.
5999 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
6000 on the entire subreg rtx.
6001 (push_reload): Use SUBREG_BYTE in comments and code.
6002 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
6003 for hard registers inside subregs.
6004 (operands_match_p): Use subreg_regno_offset.
6005 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
6006 containing hard regs.
6007 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
6008 corrections when fixing up MEM subregs.
6009 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
6010 subreg_regno_offset where appropriate.
6011 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
6012 byte endian corrections when fixing up MEM subregs.
6013 (subst_reloads): When combining two subregs, make sure final
6014 offset is congruent to subreg's mode size.
6015 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
6016 (refers_to_regno_for_reload_p): Use subreg_regno.
6017 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
6018 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
6019 correction code for memory subreg fixups.
6020 (forget_old_reload_1): Use subreg_regno_offset.
6021 (choose_reload_regs): Use subreg_regno.
6022 (emit_input_reload_insns): Use SUBREG_BYTE.
6023 (reload_combine_note_store): Use subreg_regno_offset.
6024 (move2add_note_store): Use subreg_regno_offset.
6025 * resource.c (update_live_status, mark_referenced_resources): Use
6026 subreg_regno function.
6027 (mark_set_resources): Use subreg_regno function.
6028 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
6029 (subreg_regno_offset, subreg_regno): Define prototypes.
6030 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
6031 (gen_lowpart_SUBREG): Add prototype.
6032 * rtl.texi (subreg): Update to reflect new byte offset representation.
6033 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
6034 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
6035 (reg_overlap_mentioned_p): Use subreg_regno.
6036 (replace_regs); Make sure final offset of combined subreg is
6037 congruent to size of subreg's mode.
6038 (subreg_regno_offset): New function.
6039 (subreg_regno): New function.
6040 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
6041 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
6042 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
6043 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
6044 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
6045 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
6046 (a29k_get_reloaded_address): Use SUBREG_BYTE.
6047 (print_operand): Use SUBREG_BYTE.
6048 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
6049 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
6050 (arm_reload_out_hi): Use SUBREG_BYTE.
6051 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
6052 instead of SUBREG_WORD.
6053 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
6054 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
6055 SUBREG creation to use byte offset.
6056 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
6057 inverted load insns): Fix explicit rtl subregs to use byte
6059 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
6060 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
6061 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
6062 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
6063 to use byte offsets.
6064 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
6065 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
6066 offsets, also make sure it is congruent to SUBREG's mode size.
6067 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
6068 unnamed ldob insn): Generate SUBREGs with byte offset.
6069 (zero_extendqihi2): SUBREG's are byte offsets.
6070 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
6071 (m68hc11_gen_highpart): Use SUBREG_BYTE.
6072 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
6073 zero-extendqisi2): Generate SUBREGs with byte offset.
6074 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
6075 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
6076 subregs in rtl to use byte offsets.
6077 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
6078 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
6079 (mips_move_2words): Use subreg_regno_offset.
6080 (mips_secondary_reload_class): Use subreg_regno_offset.
6081 * config/mips/mips.md (DImode plus, minus, move, and logical op
6082 splits): Fixup explicit subregs in rtl to use byte offsets.
6083 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
6084 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
6085 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
6086 rtl to use byte offsets.
6087 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
6088 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
6089 subregs to use byte offsets.
6090 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
6091 Fixup explicit subregs in rtl to use byte offsets.
6092 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
6093 and remove byte endian correction code.
6094 * config/sh/sh.c (output_movedouble): Use subreg_regno.
6095 (gen_ashift_hi): Use SUBREG_BYTE.
6096 (regs_used): Use subreg_regno_offset.
6097 (machine_dependent_reorg): Use subreg_regno_offset.
6098 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
6099 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
6100 (movdf_i4): Subregs are byte offsets now.
6101 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
6102 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
6103 (REGMODE_NATURAL_SIZE): Override.
6104 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
6105 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
6107 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
6108 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
6109 extendqidi2): Generate SUBREGs with byte offsets, also make sure
6110 it is congruent to SUBREG's mode size.
6111 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
6113 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
6114 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
6115 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
6116 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
6117 * config/v850/v850.c (print_operand, output_move_double): Use
6118 subreg_regno function.
6120 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6122 * configure.in (target_subdir): Use target_alias, not target.
6123 * configure: Rebuilt.
6125 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
6127 * config/sh/crti.asm: Fix typos in comments.
6129 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6131 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
6132 TARGET_FAST_INDIRECT_CALLS.
6133 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
6135 (return_addr_rtx): Short circuit export stub matching when
6136 TARGET_NO_SPACE_REGS.
6137 (output_millicode_call): For out of range calls, make -fPIC
6138 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
6139 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
6140 * pa.md: Modify length attr calculation of all millicode insns to
6143 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
6145 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
6146 Require at least 2.11 in the version test. Specifically check
6147 for and reject GAS version 2.10.90.
6148 * configure: regenerate.
6150 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6152 * pa.c (override_options): Remove PIC profiling warning.
6153 (hp_profile_labelno): Delete.
6154 (hp_profile_label_rtx): Delete.
6155 (hp_profile_label_name): Delete.
6156 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
6157 (output_function_prologue): Remove profiling code and all tests on
6158 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
6159 merge_sp_adjust_with_store can work for PIC and profiling.
6160 (hppa_expand_epilogue): Remove profile_flag test.
6161 (hppa_can_use_return_insn_p): Likewise.
6162 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
6163 cater for PROFILE_HOOK.
6164 (hppa_profile_hook): New function.
6165 * pa.h (FUNCTION_PROFILER): Now does nothing.
6166 (PROFILE_HOOK): Define.
6167 (hppa_profile_hook): Declare.
6168 (PROFILE_BEFORE_PROLOGUE): Delete.
6169 (ASM_OUTPUT_REG_PUSH): Delete.
6170 (ASM_OUTPUT_REG_POP): Delete.
6171 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
6172 r24. Accept function name operand, and use this and a locally
6173 generated label to calculate pc-rel offset to func start.
6175 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6177 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
6178 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
6181 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6183 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
6184 LO_SUM cases to where they belong.
6186 2001-04-02 Richard Henderson <rth@redhat.com>
6188 * except.h (lang_eh_type_covers): Mark extern.
6189 (lang_eh_runtime_type): Likewise.
6191 2001-04-02 Zack Weinberg <zackw@stanford.edu>
6193 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
6194 gengenrtl.c: Wrap generated header in multiple-include guard.
6195 Improve error checking.
6197 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6199 * configure.in: Don't check for putenv.
6200 * configure: Regenerate.
6201 * gcc.c (putenv): Don't define.
6202 * vax/xm-vms.h: Handle putenv.
6204 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6206 * ifcvt.c (noce_emit_move_insn): New.
6207 (noce_try_store_flag, noce_try_store_flag_constants,
6208 noce_try_store_flag_inc, noce_try_store_flag_mask,
6209 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
6210 noce_try_abs): Use it.
6211 (noce_process_if_block): Likewise.
6212 For STRICT_LOW_PART, take mode from its SUBREG.
6214 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6216 * fold-const.c (fold): Before optimizing unsigned comparison with
6217 0x7fffffffU, make sure arg0 is integral type.
6219 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
6221 * c-tree.texi: Document representation of wide strings.
6223 2001-04-01 Richard Henderson <rth@redhat.com>
6225 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
6227 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
6229 * i386.md: remove obsoleted comments.
6230 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
6231 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
6232 fix output template.
6234 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
6236 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
6238 2001-03-30 Bernd Schmidt <bernds@redhat.com>
6240 * loop.c (load_mems): When generating a load from a pseudo, update
6243 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6245 * i386.c (ix86_split_long_move): Use change address to compensate
6246 stack pointer change in push instruction.
6248 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6250 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
6251 instead of rtx_equal_p; fix the output template.
6253 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
6255 * i386.c (ix86_expand_setcc): Support 64bit.
6256 (ix86_expand_int_movcc): Likewise.
6257 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
6260 * i386.md (allocate_stack_worker): Turn to expander.
6261 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
6263 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
6265 2001-03-29 Richard Henderson <rth@redhat.com>
6267 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
6269 2001-03-28 Matthew Hiller <hiller@redhat.com>
6271 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
6274 * MAINTAINERS: Added self.
6276 2001-03-28 Richard Henderson <rth@redhat.com>
6278 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
6279 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
6281 2001-03-28 Jim Wilson <wilson@redhat.com>
6283 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
6286 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6288 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
6290 * tradcif.y (yyerror): Likewise. Add format specifier in call to
6293 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
6295 2001-03-28 DJ Delorie <dj@redhat.com>
6297 * Makefile.in (stage1_build): Revert CFLAGS patch.
6299 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
6301 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
6302 when multiplier or multiplicand is zero.
6304 2001-03-28 Bernd Schmidt <bernds@redhat.com>
6306 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
6308 * config/ia64/ia64.c (update_set_flags): New function, broken out of
6310 (set_src_needs_barrier): Likewise.
6311 (rtx_needs_barrier): For SET case, use these two functions. Rework
6312 PARALLEL case to handle all inputs before all outputs.
6313 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
6314 saw a label and no stop bit since then.
6315 (maybe_rotate, process_epilogue): Add prototypes.
6317 2001-03-28 Richard Henderson <rth@redhat.com>
6319 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
6320 not TARGET_TOC for special toc restore handling.
6321 * config/rs6000/rs6000.md (eh_return): Likewise.
6323 2001-03-28 Richard Henderson <rth@redhat.com>
6325 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
6326 current_function_calls_eh_return.
6327 (output_function_epilogue): Handle eh_return.
6328 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
6329 (EH_RETURN_DATA_REGNO): New.
6330 (EH_RETURN_STACKADJ_RTX): New.
6331 (EH_RETURN_HANDLER_RTX): New.
6332 * config/sparc/sparc.md (call/short branch peepholes): Check
6333 can_throw_internal instead of in_same_eh_region.
6335 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
6336 for eh_return data registers.
6337 (rs6000_emit_prologue): Save eh_return data registers.
6338 (rs6000_emit_epilogue): Force inline restores if eh_return.
6339 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
6340 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
6341 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
6342 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
6343 the target uses one.
6344 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
6345 (return_eh_si, return_eh_di): Remove.
6346 (eh_return): New, from corpse of eh_epilogue.
6347 (eh_set_lr_si, eh_set_lr_di): New.
6349 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
6350 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
6351 True for pic register if current_function_calls_eh_return.
6352 (ix86_expand_epilogue): Change "emit_return" argument into "style".
6353 Handle eh_return requirements.
6354 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
6355 (EH_RETURN_STACKADJ_RTX): New.
6356 * config/i386/i386.md (exception_receiver): Remove.
6357 (eh_return, eh_return_1): New.
6358 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6360 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
6361 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
6362 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
6363 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
6364 (EH_RETURN_DATA_REGNO): New.
6365 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
6366 * config/alpha/alpha.md (eh_epilogue): Remove.
6367 (exception_receiver): Use $26 for ldgp input.
6368 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6370 2001-03-28 Richard Henderson <rth@redhat.com>
6372 * except.c: Rewrite entirely for IA-64 ABI exception handling.
6373 * except.h: Likewise.
6375 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
6376 (LIB2ADDEHDEP): New.
6377 (LIB2FUNCS_EH): Remove.
6378 (LIB2ADD): Remove LIB2ADDEH.
6379 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
6380 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
6381 (crt{begin,end}[S].o): Likewise.
6382 (except.o): Update includes.
6383 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
6384 (libgcc2_c_dep): Use LIB2ADDEHDEP.
6386 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
6387 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
6388 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
6389 * builtins.c (expand_builtin): Implement it.
6390 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
6391 * c-common.c (c_common_nodes_and_builtins): Declare it.
6392 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
6393 * calls.c (libfunc_nothrow): Remove.
6394 (emit_library_call_value_1): Don't call it.
6395 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
6396 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
6397 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
6398 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
6399 (current_funcdef_number): Globalize.
6400 (output_call_frame_info): Emit frame data if an lsda is needed.
6401 Generate augmentation for personality routine. Don't play with
6403 (dwarf2out_begin_prologue): Record funcdef_number.
6404 * dwarf2out.h (current_funcdef_number): Declare.
6405 * expr.c (expand_expr): Update for except.h name changes.
6406 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
6407 * expr.h (LTI_throw, LTI_rethrow): Remove.
6408 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
6409 (LTI_eh_rtime_match): Remove.
6410 (LTI_unwind_resume, LTI_eh_personality): Add.
6411 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
6412 * final.c (final): Don't call check_exception_handler_labels,
6413 init_insn_eh_region, or free_insn_eh_region.
6414 (final_scan_insn): Always emit debug labels for
6415 NOTE_INSN_EH_REGION notes.
6416 * flags.h (flag_new_exceptions): Remove.
6417 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
6418 (record_active_eh_regions): Remove.
6419 (count_basic_blocks): Check all instructions for REG_EH_REGION.
6420 Use can_throw_internal.
6421 (find_basic_blocks_1): Likewise.
6422 (move_stray_eh_region_notes): Remove.
6423 (find_label_refs): No eh_return_stub_label.
6424 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
6425 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
6427 (delete_unreachable_blocks): Don't track deleted handlers.
6428 (flow_delete_block): Use maybe_remove_eh_handler.
6429 (delete_eh_regions): Remove.
6430 (merge_blocks): Don't check for eh region match.
6431 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
6432 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
6433 (init_propagate_block_info): Disable dead frame store optimization
6434 when current_function_calls_eh_return.
6435 (dump_bb): Don't print eh_beg, eh_end.
6436 * function.c (fixup_var_refs): No catch_clauses.
6437 (expand_function_end): Likewise. Call expand_eh_return before
6438 the return register use. Call sjlj_emit_function_exit_after.
6439 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
6440 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
6441 * ifcvt.c (dead_or_predicable): Remove eh region check.
6442 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
6443 Don't check for EH vs parameters.
6444 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
6445 (expand_inline_function): Call duplicate_eh_regions.
6446 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
6447 (copy_insn_notes): Remap REG_EH_REGION notes.
6448 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
6449 * integrate.h (struct inline_remap): Add local_return_label.
6450 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
6451 check_exception_handler_labels, nor exception_optimize.
6452 (find_cross_jump): No EH region check.
6453 * optabs.c (init_optabs): Update for changed eh libfuncs.
6454 * rtl.def (RESX): New.
6455 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
6456 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
6457 checks. Update for except.h name changes.
6458 (expand_cleanups): Likewise.
6459 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
6460 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
6461 (compile_file): Call init_eh before init_optabs. Don't
6462 output_exception_table here.
6463 (rest_of_compilation): Call convert_from_eh_region_ranges,
6464 convert_to_eh_region_ranges, output_function_exception_table.
6465 Don't emit_eh_context.
6466 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
6467 (EXC_PTR_EXPR): New.
6469 * md.texi (eh_epilogue): Remove.
6470 (eh_return): Document.
6471 * tm.texi (EH_RETURN_DATA_REGNO): Document.
6472 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
6474 * eh-common.h: Remove file.
6475 * frame-dwarf2.c, frame.c, frame.h: Remove files.
6476 * libgcc2.c (L_eh): Remove.
6478 * unwind-dw2-fde.c: New file, largely copied from frame.c.
6479 * unwind-dw2-fde.h: New file.
6480 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
6481 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
6482 * libgcc-std.ver: Update for eh symbols.
6484 2001-03-27 Richard Henderson <rth@redhat.com>
6486 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
6487 reduce false positives.
6488 (regmove_optimize): Disable if flag_non_call_exceptions.
6490 * stmt.c (expand_return): Remove always true predicate.
6491 (expand_decl_cleanup_no_eh): Remove dead code.
6493 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
6494 barrier code. Add a scheduling barrier if a non-call insn
6495 can throw internally.
6497 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
6498 Auto-inc addresses trap only if their base register does.
6500 * except.c (can_throw_internal): Rename from can_throw.
6501 * except.h, resource.c: Update references.
6503 * integrate.c (copy_insn_list): Use returnjump_p.
6504 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
6506 * function.h (struct function): Move all boolean valued fields
6507 to single bit fields at the end of the struct.
6509 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
6511 Rename asynchronous_exceptions to flag_non_call_exceptions.
6513 * gthr-single.h (UNUSED): New. Distinguish between how C
6514 and C++ mark unused function arguments. Use throughout.
6516 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
6517 value to target configuration header.
6518 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
6519 * config.in, configure: Rebuild.
6520 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
6521 configuration and target defines.
6522 (exceptions_via_longjmp): Remove.
6523 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
6524 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
6526 * except.h (flag_non_call_exceptions): Move ...
6527 * flags.h: ... here.
6529 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
6530 exceptions, put the note on the trapping instruction.
6532 * flags.h (flag_new_exceptions): Remove.
6533 * toplev.c: Don't set it.
6534 * final.c: Don't check it.
6535 * except.c: Provide stub definition.
6537 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
6538 (calculate_global_regs_live): Kill call-clobbered registers
6539 across exception edges.
6540 * reg-stack.c (convert_regs_1): Kill the entire target stack
6541 across non-call exception edges.
6543 * flow.c (cleanup_cfg): Take no argument.
6544 * output.h, sibcall.c, toplev.c: Update all calls.
6546 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6548 * configure.in: Don't check for bcopy.
6549 * configure, config.in: Regenerate.
6551 * system.h: Don't define or prototype bcopy, instead poison it.
6553 2001-03-27 Richard Henderson <rth@redhat.com>
6555 * function.c (expand_function_start): Set DECL_REGISTER on
6556 a pseudo used for DECL_RESULT.
6558 * rtl.h (LCT_NORETURN): New.
6559 * calls.c (emit_library_call_value_1): Handle it.
6561 2001-03-27 Stan Shebs <shebs@apple.com>
6563 * objc/objc-act.c (objc_init): Use dump_base_name.
6564 (gen_declaration): Clear the buffer arg.
6565 (gen_declaration_1): New function, body of gen_declaration.
6566 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
6567 (gen_method_decl): Ditto, plus always clear buffer arg.
6568 (error_with_ivar): Simplify.
6569 (warn_with_method): Ditto.
6570 (build_message_expr): Don't clear buffers.
6571 (dump_interface): Ditto.
6572 (objc_debug): Ditto.
6573 (build_keyword_selector): Clear the buffer by only zeroing
6575 (objc_implementation_context): Declare.
6576 (start_class): Warn about missing @end.
6577 (finish_objc): Ditto.
6579 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6581 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
6583 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6585 * Makefile.in (SYSTEM_H): Define.
6586 Depend on $(SYSTEM_H), not system.h.
6588 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
6590 2001-03-27 Jim Wilson <wilson@redhat.com>
6592 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
6594 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
6595 (process_epilogue): New static function.
6596 (process_set): Call process_epilogue instead of emitting .restore
6598 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
6600 * flow.c (struct reg_cond_life_info): New fields orig_condition
6602 (init_propagate_block_info): Set new fields.
6603 (mark_regno_cond_dead): Set and use new fields.
6604 (flush_reg_cond_reg_1): Likewise.
6605 (and_reg_cond, case AND): Check for redundant AND conditions.
6606 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
6609 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6611 * cppmacro.c (stringify_arg): Null terminate strings.
6613 2001-03-27 Zack Weinberg <zackw@stanford.edu>
6615 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
6616 inclusion style. xm-m68hc11.h no longer exists.
6617 * config/m68hc11/xm-m68hc11.h: Delete file.
6618 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
6620 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
6621 Don't define GCC_VERSION, N_, or PARAMS; don't include
6622 gansidecl.h or stdio.h. Define inhibit_libc here.
6623 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6624 Delete code conditioned on #if GCC_VERSION == 2095.
6626 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
6627 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6628 Delete code conditioned on #if GCC_VERSION == 2095.
6630 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6632 * system.h: Include symcat.h.
6633 (STRINGIFY): Don't define.
6635 * configure.in: Adjust comment.
6637 * builtins.c: Use STRINGX, not STRINGIFY.
6638 * gencheck.c: Likewise.
6639 * gengenrtl.c: Likewise.
6640 * protoize.c: Likewise.
6642 * cpplex.c: Don't include symcat.h.
6643 * cpplib.c: Likewise.
6645 * gansidecl.h (HAVE_STRINGIZE): Don't define.
6647 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6649 * c-typeck.c (digest_init): Fold init expression.
6651 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6653 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
6655 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6657 * except.c (eh_regs): Save results of build_pointer_type to a temp
6658 as FUNCTION_VALUE macro may evaluate its args multiple times.
6660 2001-03-26 Mark Mitchell <mark@codesourcery.com>
6662 * c-common.h (DECL_NUM_STMTS): New macro.
6663 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
6665 (pushdecl): Likewise.
6666 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
6667 * integrate.c (expand_inline_function): Don't check
6669 * print-tree.c (print_node): Don't print it.
6670 * toplev.c (rest_of_compilation): Don't try to inline when
6671 flag_no_inline is on.
6672 * tree.h (DECL_FRAME_SIZE): Remove.
6673 (tree_decl): Adjust accordingly.
6675 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6677 * combine.c (try_combine): Use memcpy, not bcopy.
6679 * genattrtab.c (expand_units): Likewise.
6681 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6683 * i386.md (push mem DI peep2): New.
6684 (mov 0, mov -1 peep2): Handle 64bit.
6685 (lea to arithmetics peep2): Handle 64bit leas.
6686 (rsp arithmetics to push/pop peep2s): New.
6688 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
6690 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
6692 * i386.c (struct machine_function): Add save_varrargs_registers.
6693 (ix86_save_varrargs_registers): New macro.
6694 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
6695 (ix86_expand_prologue): Likewise.
6696 (ix86_emit_epilogue_esp_adjustement): Likewise.
6697 (ix86_expand_epilogue): Likewise.
6698 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
6699 (pro_epilogue_adjust_stack_1): New insn.
6700 (pro_epilogue_adjust_stack_rex64): Likewise.
6701 * i386.h (MASK_NO_RED_ZONE): New constant.
6702 (TARGET_RED_ZONE): New macro.
6703 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
6704 (RED_ZONE_SIZE): New constant.
6705 (RED_ZONE_RESERVE): New constant.
6707 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6709 * toplev.c (set_float_handler): Use memcpy, not bcopy.
6711 2001-03-25 Kazu Hirata <kazu@hxi.com>
6713 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
6716 (umodhi3): Likewise.
6719 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6721 * mkconfig.sh (DEFINES): Handle entries with '='.
6723 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
6724 Set xm_defines to MACRO=value instead.
6726 * i370/xm-mvs.h: Delete.
6728 * ns32k/xm-pc532-min.h: Likewise.
6730 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
6732 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
6734 use ix86_expand_binary_operator
6735 (?sh??i_?): Disable for 64bit.
6736 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
6737 * i386.c (shiftdi_operand): New predicate.
6739 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
6740 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
6741 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
6742 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
6743 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
6744 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
6745 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
6746 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
6747 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
6748 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
6749 (rotldi3, rotrdi3): New expanders.
6751 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6753 * i386.md (movstrsi): Move offline.
6755 (strmovdi_rex64): New.
6756 (strmov?i): Accept 64bit.
6757 (strmov?i_rex64): New.
6758 (strmov?i_rex_1): New.
6759 (strmov?i_1): Disable for 64bit.
6760 (rep_mov?i_rex64): New.
6761 (rep_mov?i): Disable for 64bit.
6762 (clrstrsi): Move offline.
6763 (strset?i_rex64): New.
6764 (strset?i: Accept 64bit.
6765 (rep_stos?i): Disable for 64bit.
6766 (rep_stos?i_rex64): New.
6767 (strset?i_rex_1): New.
6768 (strset?i_1): Disable for 64bit.
6769 (cmpstrsi): Accept 64bit.
6770 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
6771 (cmpstrqi_nz_rex_1): New.
6772 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
6773 (strlensi): Move offline.
6775 (strlenqi_1): Disable for 64bit; fix constraints.
6776 (strlenqi_rex_1): New.
6777 * i386.c (ix86_adjust_counter): New static function.
6778 (ix86_zero_extend_to_Pmode): Likewise.
6779 (ix86_expand_aligntest): Likweise.
6780 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
6781 (ix86_expand_movstr): New global function.
6782 (ix86_expand_clrstr): New global function.
6783 (ix86_expand_strlen): New global function.
6784 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
6785 ix86_expand_strlen): Declare.
6786 (ix86_expand_strlensi_unroll_1): Delete.
6788 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
6790 * i386.md (cmpdi): Fix operand predicates.
6791 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
6792 cmpdi_1_insn_rex64): New patterns.
6793 (adddi3): Turn to expander.
6794 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
6795 (addsi3_carry_zext): New pattern.
6796 (adddi_?_rex64): New patterns and splitters.
6797 (addsi_?_zext): New patterns.
6798 (subsi3_carry_zext): New pattern.
6799 (subdi_?_rex64): New patterns and splitters.
6800 (iorsi_?_zext): New patterns.
6801 (iordi_?_rex64): New patterns and splitters.
6802 (iorsi_?_zext): New patterns.
6803 (iorsi_?_zext_imm): New patterns.
6804 (xorsi_?_zext): New patterns.
6805 (xordi_?_rex64): New patterns and splitters.
6806 (xorsi_?_zext): New patterns.
6807 (negdi*): New patterns.
6808 (one_cmpldi*): Likewise.
6809 (one_cmplsi*_zext, negsi*_zext): Likewise.
6810 (testqi_ext_3_rex64): New pattern.
6812 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
6814 * i386-protos.h (ix86_split_long_move): Return void.
6815 * i386.c (ix86_split_to_parts): Handle 64bit target.
6816 (ix86_split_long_move): Likewise.
6817 * i386.md (all calls to ix86_split_long_move): Update.
6819 2001-03-23 Richard Henderson <rth@redhat.com>
6821 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
6822 to avoid shadowing arguments.
6824 2001-03-23 Jakub Jelinek <jakub@redhat.com>
6826 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
6827 to variable names where DECL_NAME is different from
6828 DECL_ASSEMBLER_NAME.
6830 2001-03-23 Jim Wilson <wilson@redhat.com>
6832 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
6833 (assemble_alias): Call make_decl_rtl.
6835 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
6837 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
6839 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
6841 * extend.texi: Document the "java_interface" attribute.
6843 2001-03-22 Zack Weinberg <zackw@stanford.edu>
6845 * mkconfig.sh: Use a subshell with redirected stdout,
6846 instead of closing stdout and confusing commands that run
6847 afterward. Throw away output of cmp.
6849 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
6851 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
6853 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
6855 * i386.md (zero_extendsidi2_32): Break out from ...
6856 (zero_extendsidi2): ... here ; turn to expander.
6857 (zero_extendsidi2_rex64): New.
6858 (extendsidi2_32): Break out from ...
6859 (extendsidi2): ... here ; turn to expander.
6860 (extendsidi2_rex64): New.
6861 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
6862 (trunc?f?f splitters): Add 64bit versions.
6864 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
6866 * i386.md (pushsi, pushsi2_prologue): Disable.
6867 (pushsi2_rex64): New.
6868 (movabs?i_1_rex64, movabs?i_2_rex64): New.
6869 (movqi_ext_1): Disable for 64bit.
6870 (movqi_ext_1_rex64): New.
6871 (pushdi2_rex64): New pattern, peep2s and splitter.
6872 (pushdi2_prologue_rex64): New pattern.
6873 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
6875 (movdi splitters): Disable for 64bit.
6876 (movdi_1_rex64): New pattern, peep2s and splitters.
6877 (swapdi): New pattern.
6878 (pushsf): Disable for 64bit.
6879 (pushsf_rex64): New pattern and splitter.
6880 (pushdf_nointeger): Disable for 64bit.
6881 (pushdf_integer): Handle the 64bit case.
6882 (pushtf): Likewise; update splitters.
6884 2001-03-22 Richard Henderson <rth@redhat.com>
6886 * mkconfig.sh: Include insn-flags.h.
6887 * Makefile.in (CONFIG_H): Include insn-flags.h.
6888 (lots of objects): Remove insn-codes.h and insn-flags.h.
6890 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
6891 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
6892 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
6893 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
6894 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
6895 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
6896 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
6897 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
6898 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
6899 v850/v850.c, vax/vax.c:
6900 Don't include insn-flags.h.
6902 * diagnostic.c, expr.h, reload.c, toplev.c:
6903 Don't include insn-codes.h.
6905 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
6906 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
6907 c4x/c4x.c, i960/i960.c, mips/mips.c:
6908 Don't include insn-codes.h or insn-flags.h.
6910 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
6911 or insn-flags.h in the generated code.
6912 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
6913 (main): Forward declare struct rtx_def.
6915 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
6917 * invoke.texi (-ffast-math): Remove duplicate line about
6920 * gcc.texi: Remove more obsolete documentation of bugs and
6921 installation problems.
6923 2001-03-21 Kazu Hirata <kazu@hxi.com>
6925 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
6928 2001-03-20 Jason Merrill <jason@redhat.com>
6930 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
6932 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
6933 * varasm.c (CHKR_PREFIX): Likewise.
6935 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6937 * gcse.c (hash_scan_set): An expression is not anticipatible if it
6938 is part of a multi-SET insn.
6940 * cse.c (find_comparison_args): Remove previous change.
6941 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
6944 * config/i386/i386.md (conditional_trap): Remove warning.
6946 * recog.c (push_operand): Fix error in last change that caused
6947 undefined symbol on many targets.
6949 * sdbout.c: #include ggc.h.
6950 (sdbout_init): Move to end of file.
6951 Call ggc_add_tree_root for anonymous_types.
6952 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
6953 (sdbout_one_type): Use DECL_NAME for field name.
6954 * Makefile.in (sdbout.o): Show includes ggc.h.
6956 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
6958 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
6959 (override_options): Use properlimits for preferred_stack_boundary.
6960 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
6962 (ext_register_operand): Accept DImode.
6963 (load_pic_register): Abort on 64bit.
6964 (gen_push): Use Pmode instead of SImode.
6965 (ix86_save_reg): Pic reg is never used on 64bit.
6966 (ix86_expand_prologue): Likewise.
6967 (ix86_emit_save_regs): Use Pmode instead of SImode.
6968 (legitimate_address_p): Check displacement for 64bit.
6969 (print_operand): Avoid outputting of (%rip) on 64bit.
6970 (print_operand_address): Output (%rip) where possible.
6971 (split_di): Abort on 64bit registers.
6972 (ix86_expand_branch): DImode comparison is simple for x86_64.
6973 (memory_address_length): Recognize memory addresses formed using
6975 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
6977 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
6979 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
6981 * recog.c (push_operand): Recognize new format of push instructions.
6983 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
6985 * i386.md (pushqi1): New.
6986 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
6987 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6988 x86_64_immediate_operand, x86_64_immediate_operand,
6989 x86_64_zext_immediate_operand): Declare.
6990 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
6991 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6992 x86_64_immediate_operand, x86_64_immediate_operand,
6993 x86_64_zext_immediate_operand): define.
6994 * i386.h (PREDICATE_CODES): Add new predicates.
6996 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
6998 * i386.md (pophi1, popqi1, pushqi1): Remove.
7000 * expr.c (emit_single_push_insn): New function.
7001 (move_by_pieces): Accept NULL as destination for push instructions.
7002 (gen_push_operand): Kill.
7003 (emit_push_insn): Pass NULL when pushing; avoid updating of
7004 stack_pointer_delta.
7005 * expr.h (gen_push_operand): Kill.
7007 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7009 * rtl.texi (COMPARE): Clarify documentation and reference section
7012 2001-03-20 Stan Shebs <shebs@apple.com>
7014 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
7015 (get_object_reference): Ditto.
7016 (error_with_ivar): Use error_with_file_and_line.
7017 (warn_with_method): Use warning_with_file_and_line.
7019 2001-03-20 Tom Tromey <tromey@redhat.com>
7021 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
7023 2001-03-20 Mark Mitchell <mark@codesourcery.com>
7025 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
7026 variables that are TREE_PUBLIC, even if not TREE_STATIC.
7028 2001-03-20 DJ Delorie <dj@redhat.com>
7030 * Makefile.in (install-libgcc): Pass complete list of variables.
7031 (install-multilib): Ditto.
7033 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7035 * config/i386/cygwin.h: Declare ctor_section, dtor_section
7036 drectve_section, switch_to_section.
7038 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
7039 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
7040 i386_pe_mark_dllimport.
7042 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7044 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
7045 functions i386_pe_*.
7047 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
7048 i386_pe_* functions with char * arguments.
7050 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
7052 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
7054 (movsi_ie): Introduce fpul store.
7056 2001-03-20 Alan Modra <alan@linuxcare.com.au>
7058 * Makefile.in (OBJS): Remove hashtab.o.
7060 2001-03-19 Stan Shebs <shebs@apple.com>
7062 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
7063 * c-lang.c (maybe_objc_method_name): Ditto.
7064 * c-tree.h (maybe_objc_method_name): Remove decl.
7066 2001-03-19 Tom Tromey <tromey@redhat.com>
7068 * gcc.c (init_gcc_specs): Fix comment.
7070 2001-03-19 Mark Mitchell <mark@codesourcery.com>
7072 Compute DECL_ASSEMBLER_NAME lazily.
7073 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
7074 (DECL_ASSEMBLER_NAME_SET_P): New macro.
7075 (SET_DECL_ASSEMBLER_NAME): Likewise.
7076 (COPY_DECL_ASSEMBLER_NAME): Likewise.
7077 (set_decl_assembler_name): Declare.
7078 (lang_set_decl_assembler_name): Likewise.
7079 * tree.c (lang_set_decl_assembler_name): New variab.e
7080 (set_decl_assembler_name): New function.
7081 (init_obstacks): Set lang_set_decl_assembler_name.
7082 (build_decl): Don't set DECL_ASSEMBLER_NAME.
7083 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
7084 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
7085 where it's not necessary.
7086 (builtin_function): Likewise.
7087 (finish_decl): Likewise.
7088 * dbxout.c (dbxout_type_methods): Likewise.
7089 * ggc-common.c (ggc_mark_trees): Likewise.
7090 * profile.c (output_func_start_profiler): Likewise.
7091 * varasm.c (make_decl_rtl): Likewise.
7093 * cse.c (find_comparison_args): Update documentation. Fix
7094 mishandling of COMPARE operations.
7096 * tree.def (ABS_EXPR): Add documentation.
7097 * fold-const.c (fold): Improve folding of ABS_EXPRs.
7099 2001-03-19 Zack Weinberg <zackw@stanford.edu>
7101 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
7103 2001-03-19 Jakub Jelinek <jakub@redhat.com>
7105 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
7106 Remove ia32 linux PIC kludge and move it...
7107 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
7109 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
7111 * i386.md (absdf2 expander): Fix 64bit case.
7113 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
7115 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
7117 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
7119 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
7121 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7123 * README.X11: Remove obsolete file.
7125 2001-03-18 Anthony Green <green@redhat.com>
7127 * config/pj/pj.h: Remove some trailing commas.
7128 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
7130 2001-03-18 Richard Henderson <rth@redhat.com>
7132 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
7133 * calls.c: ... here.
7134 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
7135 defaults for them here.
7137 2001-03-17 Anthony Green <green@redhat.com>
7139 * config/pj/lib1funcs.S: Fix broken comment.
7140 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
7143 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
7145 * gcc.texi: Remove obsolete information relating to build and
7146 installation problems with enquire or the Pyramid C compiler.
7148 2001-03-17 Richard Henderson <rth@redhat.com>
7150 * dwarf2out.c (queue_reg_save): New.
7151 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
7152 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
7154 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
7155 (cfa, cfa_store, cfa_temp): Make static.
7156 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
7158 2001-03-17 Richard Henderson <rth@redhat.com>
7160 * integrate.h (struct inline_remap): Add local_return_label.
7161 * integrate.c (expand_inline_function): Initialize it and emit
7162 it after copy_insn_notes.
7163 (copy_insn_list): Don't store local_return_label here.
7164 (copy_insn_notes): New function split out from copy_insn_list.
7166 2001-03-17 Richard Henderson <rth@redhat.com>
7168 * dwarf2out.c (lookup_filename): Emit .file if the assembler
7169 is generating .debug_line.
7170 (dwarf2out_init): Add main_input_filename to the file table first.
7171 * configure.in (as_dwarf2_debug_line): Test with file number 1
7172 instead of file number 0.
7174 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7176 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
7177 (gen_rtx_combine): Deleted; all references changed as appropriate.
7178 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
7180 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
7182 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
7184 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
7187 2001-03-16 Jim Wilson <wilson@redhat.com>
7189 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
7190 then set it to LOC_REG (79) instead of aborting.
7192 2001-03-16 Phil Edwards <pme@sources.redhat.com>
7194 * gccbug.in: Remove high priority.
7196 2001-03-16 Richard Henerson <rth@redhat.com>
7198 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
7199 output with a space instead of deleting it.
7200 * configure: Regenerate.
7202 2001-03-16 Zack Weinberg <zackw@stanford.edu>
7204 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
7205 handles the gory details of converting an object file into
7206 something that's safe to grep.
7207 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
7208 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
7209 newlines at either end of the string we're looking for.
7210 Make 'checking ...' message less stilted.
7211 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
7212 ARM in-memory layout and its hypothetical converse. Don't
7213 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
7214 HOST_WORDS_BIG_ENDIAN.
7216 * configure.in: Adjust for renamed macro. Move
7217 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
7218 * configure, config.in: Regenerate.
7220 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7222 * fixinc/Makefile.in: Set SHELL.
7224 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7226 * fixinc/fixincl.c (fix_with_system): Quote file names before
7227 passing them to shell.
7229 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7231 * Makefile.in: Use fix-header$(build_exeext) instead
7234 2001-03-16 Richard Henderson <rth@redhat.com>
7236 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
7237 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
7238 (size_of_line_prolog): Remove.
7239 (output_line_info): Compute prologue size via label difference.
7240 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
7242 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
7243 assembler error when redefining file numbers.
7244 * config.in, configure: Rebuild.
7246 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
7247 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
7248 (dw2_asm_output_delta_uleb128): Likewise.
7249 (dw2_asm_output_delta_sleb128): Similarly.
7250 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
7252 2001-03-16 Michael Meissner <meissner@redhat.com>
7254 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
7256 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
7258 (BITMASK_LOWER16): Replacement for 0x0000ffff.
7260 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
7261 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
7262 being unsigned in ISO C and signed in traditional.
7263 (expand_prologue): Ditto.
7264 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
7266 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
7268 (divsi3,divdi3): Ditto.
7269 (modsi3,moddi3): Ditto.
7270 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
7271 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
7272 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
7275 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
7277 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
7278 SSE based conditional moves on LTGT/UNEQ conditions;
7279 Canonicalize EQ to NE.
7280 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
7281 (sse_mov?fcc_ne): New.
7283 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
7285 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7287 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
7288 register may be dead.
7290 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
7292 * Makefile.in (hash.o): Depend on CONFIG_H.
7294 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7296 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
7298 2001-03-15 Richard Henderson <rth@redhat.com>
7300 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
7301 (ASM_OUTPUT_DWARF_PCREL): New.
7302 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
7304 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7306 * cppfiles.c (stack_include_file): Use MAX of sysp.
7308 2001-03-15 Steve Ellcey <sje@cup.hp.com>
7310 * config.gcc (ia64*-*-hpux*): New case.
7311 * config/ia64/hpux.h: New file for HP-UX support.
7312 * config/ia64/t-hpux: New file for HP-UX support.
7314 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
7316 * fixinc/inclhack.def (irix_stdio_va_list): New.
7317 * fixinc/fixincl.x: Rebuilt.
7319 2001-03-15 Richard Henderson <rth@redhat.com>
7321 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
7322 if provided by the target.
7323 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
7324 (dw2_asm_output_addr): New.
7325 * dwarf2asm.h (dw2_asm_output_addr): Declare.
7326 * dwarf2out.c (output_cfi): Use it for program addresses.
7327 (output_call_frame_info, output_die): Likewise.
7328 (output_aranges, output_line_info): Likewise.
7330 2001-03-15 Bruce Korb <bkorb@gnu.org>
7332 * gcc.c(main): make more rigorous
7333 * collect2.c(main): guard against ignoring SIGCHLD
7334 * protoize.c(main): ditto
7335 * gcc/fixinc/fixincl.c(initialize): ditto
7337 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7339 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
7340 (sdbout_parms): Likewise.
7342 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
7344 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
7345 "widen" a destination that is already wider than a word. Also do
7346 not widen if LOAD_EXTEND_OP is NIL for the given mode.
7348 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7350 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
7352 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
7354 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
7356 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
7358 * i960.h (i960_maxbitalignment,
7359 i960_last_maxbitalignment): Declare.
7360 * i960.c (i960_maxbitalignment,
7361 i960_last_maxbitalignment): Make global.
7362 (process_pragma): Delete.
7363 (i960_pr_align, i960_pr_noalign): Move from here ...
7364 * i960-c.c: ... to this new file.
7365 * t-960bare (i960-c.o): New rule.
7366 * t-vxworks960 (i960-c.o): Likewise.
7367 * config.gcc (i960-*-*): Define c_target_objs and
7370 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7372 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
7373 without adding in rtx code and mode.
7375 * alias.c (init_alias_analysis): Don't use any rtx whose value
7376 varies as a known value.
7377 Delete a superfluous test.
7379 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
7381 (ia64_sched_reorder): Call maybe_rotate; also rotate after
7382 scheduling a stop bit.
7383 (ia64_emit_nops): Correctly handle ASMs.
7385 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7387 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
7389 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
7391 * cpp.texi: Update documentation for -include and -imacros.
7392 * cppfiles.c (struct include_file): Remove "defined" memeber.
7393 (find_or_create_entry): Make a copy of the file name, and
7395 (open_file): Update to ensure we use the simplified filename.
7396 (stack_include_file): Don't set search_from.
7397 (cpp_included): Don't simplify the path name here.
7398 (find_include_file): New prototype. Call search_from to
7399 get the start of the "" include chain. Don't simplify the
7401 (_cpp_execute_include): New prototype. Move diagnostics to
7402 do_include_common. Update.
7403 (_cpp_pop_file_buffer): Don't set defined.
7404 (search_from): New prototype. Use the preprocessor's cwd
7405 for files included from the command line.
7406 (read_name_map): Don't simplify the pathname here.
7407 * cpphash.h (enum include_type): New.
7408 (struct buffer): Delete search from. New search_cached.
7409 (_cpp_execute_include): Update prototype.
7410 * cppinit.c (do_includes): Use _cpp_execute_include.
7411 * cpplib.c (do_include_common): New function.
7412 (do_include, do_include_next, do_import): Use it.
7414 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7416 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
7417 contents of the RTL, to determine the name of the object.
7419 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7421 * tree.h (DECL_RTL): Allocate RTL lazily.
7422 (SET_DECL_RTL): New macro.
7423 (DECL_RTL_SET_P): Likewise.
7424 (COPY_DECL_RTL): Likewise.
7425 (DECL_RTL_IF_SET): Likewise.
7426 * varasm.c (make_decl_rtl): Add assertions about the kind of
7427 declaration we are processing.
7428 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
7429 (start_decl): Likewise.
7430 (finish_decl): Likewise.
7431 * c-semantics.c (emit_local_var): Likewise.
7432 * calls.c (expand_call): Likewise.
7433 * dbxout.c (dbxout_symbol): Likewise.
7434 * emit-rtl.c (unshare_all_rtl): Likewise.
7435 (unshare_all_decls): Likewise.
7436 (reset_used_decls): Likewise.
7437 * expr.c (store_constructor): Likewise.
7438 (safe_from_p): Likewise.
7439 (expand_expr): Likewise.
7440 * function.c (put_var_into_stack): Likewise.
7441 (instantiate_decls_1): Likewise.
7442 (assign_parms): Likewise.
7443 (expand_function_start): Likewise.
7444 (expand_function_end): Likewise.
7445 * ggc-common.c (gcc_mark_trees): Likewise.
7446 * integrate.c (function_cannot_inline_p): Likewise.
7447 (copy_decl_for_inlining): Likewise.
7448 (expand_inline_function): Likewise.
7449 (integrate_parm_decls): Likewise.
7450 (integrate_decl_tree): Likewise.
7451 * print-tree.c (print_node): Likewise.
7452 * reg-stack.c (stack_result): Likewise.
7453 * stmt.c (label_rtx): Likewise.
7454 (expand_return): Likewise.
7455 (expand_decl): Likewise.
7456 (expand_decl_cleanup): Likewise.
7457 (expand_anon_union_decl): Likewise.
7458 * toplev.c (check_global_declarations): Likewise.
7459 (rest_of_decl_compilation): Likewise.
7460 * tree.c (simple_cst_equal): Likewise.
7461 * objc/objc-act.c (generate_static_references): Likewise.
7463 2001-03-14 Zack Weinberg <zackw@stanford.edu>
7465 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
7466 gcc_AC_C_FLOAT_FORMAT): New macros.
7467 * configure.in: Add AC_PROG_CPP after CC tests;
7468 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
7469 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
7470 * configure, config.in: Regenerate.
7472 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
7473 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7474 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7475 config/i370/xm-linux.h, config/i370/xm-oe.h,
7476 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7477 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
7478 config/pa/xm-linux.h, config/pa/xm-pa.h,
7479 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
7480 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
7481 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
7482 config/we32k/xm-we32k.h: Delete.
7484 * config/i370/xm-mvs.h, config/m88k/m88k.h,
7485 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7486 config/vax/xm-vms.h: Don't define any of:
7487 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
7489 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
7491 * config.gcc: Remove references to deleted files.
7492 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
7493 FATAL_EXIT_CODE, which is the same between oe and mvs).
7495 2001-03-14 DJ Delorie <dj@redhat.com>
7496 Vladimir Makarov <vmakarov@redhat.com>
7498 * config/i960/i960.c (i960_function_prologue): Compute size of
7499 frame according to number of registers actually saved there.
7501 2001-03-14 Richard Henderson <rth@redhat.com>
7503 * expr.c (emit_move_insn_1): Fix else if around #endif.
7505 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
7508 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
7511 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
7513 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
7514 (override_options): Parse cmodel string.
7515 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
7516 * i386.h (TARGET_OPTIONS): Add "cmodel".
7517 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
7519 (ix86_cmodel_string, ix86_cmodel): Declare.
7521 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
7524 * i386.h (GENERAL_REG_P): Add missing REG_P.
7526 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
7528 * configure.in: Use $gcc_cv_as instead of $as.
7529 * configure: Regenerated.
7531 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
7533 * cppfiles.c (stack_include_file): Only increase the include
7534 count if we actually process the file properly, as opposed
7535 to treating it as length zero. Only call read_include_file
7536 if not DO_NOT_REREAD. Handle the -H include file output
7538 (read_include_file): Remove now redundant DO_NOT_REREAD check.
7539 (cpp_included, find_include_file): Simplify pathnames after
7540 remapping them. If remapping, don't use the remapped file
7541 name's buffer as our scratch buffer.
7542 (cpp_pop_file_buffer): Replace the multiple include macro
7543 only if it isn't yet set.
7544 (read_name_map): Simplify remapped names when reading in.
7545 (remap_filename): Move code to code path that uses it.
7546 (_cpp_simplify_pathname): Return the input pointer.
7547 * cpphash.h (_cpp_simplify_pathname): Update prototype.
7549 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7551 * expr.c (expand_expr): Revove bogus conditional.
7553 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
7555 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
7557 2001-03-14 Jakub Jelinek <jakub@redhat.com>
7559 * reg-stack.c (stack_result): Unconditionally use
7560 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
7562 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
7564 * expr.c (emit_move_insn_1): Split push of complex value when
7565 no suitable push instruction exist.
7567 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
7568 instead of QI_REG_P.
7570 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7572 * alias.c (handled_component_p, can_address_p): New functions.
7573 (get_alias_set): Use them.
7575 2001-03-13 Jim Wilson <wilson@redhat.com>
7577 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
7578 from 80 in try_locals code.
7579 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
7581 2001-03-13 Zack Weinberg <zackw@stanford.edu>
7583 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
7584 gcc_AC_C_LONG_LONG): New.
7585 * configure.in: Use them. Probe the size of short, int, long,
7586 and long long/__int64 if we have them. Move all the AC_C_*
7587 checks together, except gcc_AC_C_CHAR_BIT which has to go
7588 after AC_CHECK_HEADERS(limits.h).
7589 Take hwint.h out of host_xm_file and build_xm_file.
7591 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
7592 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
7593 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
7594 Move the HOST_WIDEST_INT setup logic here from system.h.
7595 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
7597 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
7598 is now handled by hwint.h.
7600 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
7601 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
7602 config/ia64/xm-ia64.h: Don't define any of:
7603 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
7604 HOST_BITS_PER_LONGLONG.
7606 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
7607 config/h8300/xm-h8300.h, config/mips/iris6.h,
7608 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
7609 config/sparc/xm-sp64.h: Delete.
7610 * config.gcc: Remove references to deleted files.
7612 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
7613 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
7614 * config/i370/xm-linux.h: Clarify floating-point situation in
7617 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
7619 * cppfiles.c (NO_INCLUDE_PATH): New macro.
7620 (find_include_file): Decide here which part of the include
7621 chain to start the search. Complain about an empty include
7622 chain in all cases apart from an abolsute file name.
7623 (_cpp_execute_include): Don't choose the search chain here.
7624 Don't call handle_missing_include in the case of an empty
7626 (_cpp_compare_file_date): Don't choose the search chain here.
7627 * cpplib.c (do_include_next): Move the in-main-file diagnostic
7628 here from _cpp_execute_include. Behave like #include if
7629 we're in the main file.
7631 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7633 * system.h (malloc, realloc, calloc, strdup): Only poison these
7634 tokens when IN_GCC is defined.
7636 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
7638 * i386.md (abs?f expander): Support SSE case.
7639 (abd?f_if): Add new "USE"; add splitters.
7641 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7643 * cpp.texi (poison): Explain the macro expansion exception.
7645 2001-03-13 Jakub Jelinek <jakub@redhat.com>
7647 * expr.c (store_expr): Add dont_store_target. If temp is already in
7648 target before copying to reg, don't store it into target again.
7650 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7652 * cppinternals.texi: Update for file handling.
7654 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7656 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
7657 2001-02-24 which broke building the Java library.
7658 * function.c (identify_blocks): Likewise.
7659 (all_blocks): Likewise.
7660 * integrate.c (integrate_decl_tree): Likewise.
7661 * print-tree.c (print_node): Likewise.
7662 * tree.h (BLOCK_NUMBER): Likewise.
7663 (struct tree_block): Likewise.
7665 2001-03-12 David Edelsohn <edelsohn@gnu.org>
7667 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
7668 __WCHAR_TYPE__ definition.
7669 (WCHAR_TYPE_SIZE): #undef before #define.
7671 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7673 * cppfiles.c: Update comments.
7674 (destroy_include_file_node): Rename destroy_node.
7675 (find_or_create_entry): New function.
7676 (open_file, _cpp_fake_include): Use it.
7677 (handle_missing_header): New function, broken out of
7678 _cpp_execute include. Don't segfault if there is no
7679 system or quoted path.
7680 (_cpp_execute_include): Use handle_missing_header.
7682 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7684 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
7685 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
7687 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7689 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
7690 unless anti_dependence says they are.
7691 * alias.c (objects_must_conflict): If neither has a type specified,
7694 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7695 David Billinghurst <David.Billinghurst@riotinto.com>
7697 * config/mips/iris5.h: Change WCHAR_TYPE to int.
7699 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
7701 * i386.md (trunctfdf2_2): Rename missnamed pattern.
7702 (*_one_bit): Remove type on the match_operand in attributes.
7704 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
7706 * i386.c: Commit forgotten hunk in previous patch.
7707 (regclass_map): Add extended registers.
7708 (dbx_register_map): Add missing frame register.
7710 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
7712 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
7714 * i386.md (x86_sahf_1): Disable for 64bit.
7715 (popsi*, pophi*): Likewise.
7716 (pushqi, pushhi): Likewise.
7717 (movdi, pushdi): Likewise.
7718 (zero extend DImode splitter): Likewise.
7719 (adddi, minusdi splitter): Likewise.
7720 (umulsidi): Likewise.
7722 (mulsidi): Disable for 64bit
7723 (lshift:DI/ashift:DI): Disable for 64bit.
7724 (loop patterns): Likewise.
7725 (call_pop, call_value_pop expanders and patterns): Likewise.
7726 (prologue_get_pc): Likewise.
7728 (fcmovDI pattern and splitter): Likewise.
7729 (movdfcc_1_rex64): New.
7731 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
7733 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
7734 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
7735 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
7736 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
7737 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
7738 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
7739 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
7740 (PUSH_ROUNDING): x86_64 rounds to 64bits.
7741 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
7742 (REGPARM_MAX): Set to 6 for x86_64.
7743 (SSE_REGPARM_MAX): Set to 16 for x86_64.
7744 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
7747 * (patterns that does use upper halves): Update constraints
7748 'q' to 'Q' and 'r' to 'R'.
7749 (cmpqi_ext_1): Disable for 64bit.
7750 (cmpqi_ext_3_insn): Likewise.
7751 (movqi_extzv_1): Likewsie.
7752 (addqi_ext_1): Liekwsie
7753 (testqi_ext_1): Liekwsie
7754 (andqi_ext_1): Liekwsie
7755 (xorqi_ext_1): Liekwsie
7756 (cmpqi_ext_1_rex64): New.
7757 (cmpqi_ext_3_insn_rex64): Likewise.
7758 (movqi_extzv_1_rex64): Likewsie.
7759 (addqi_ext_1_rex64): Liekwsie
7760 (testqi_ext_1_rex64): Liekwsie
7761 (andqi_ext_1_rex64): Liekwsie
7762 (xorqi_ext_1_rex64): Liekwsie
7764 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7766 * configure.in: Move check for unsigned enumerated bitfields
7767 to macro in aclocal.m4. Disable it for now.
7768 * configure, config.in: Regenerate.
7769 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
7770 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
7771 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
7772 kind above its first use.
7774 * config/xm-interix.h, config/alpha/xm-alpha.h,
7775 config/i370/xm-linux.h, config/i386/xm-beos.h,
7776 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
7777 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7778 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
7779 Don't define ONLY_INT_FIELDS under any circumstances.
7781 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
7783 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7784 config/sparc/xm-sysv4.h: Delete - now identical with some
7786 * config.gcc (hppa targets): Replace xm-pahpux.h and
7787 xm-papro.h with implicit xm-pa.h.
7788 (sparc targets): Replace xm-sysv4.h with implicit or explicit
7791 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
7793 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
7794 before reload_cse_noop_set_p.
7796 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7798 * config.gcc: Where xm-host.h used to include another
7799 xm-host.h, list the nested header directly in xm_file. Remove
7800 references to deleted files. Can now use sparc/xm-sp64.h for
7803 * config/xm-linux.h, config/arm/xm-linux.h,
7804 config/i386/xm-dos.h, config/i386/xm-gnu.h,
7805 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
7806 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
7807 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
7808 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
7811 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
7812 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
7813 bother to wrap #undef in #ifdef.
7814 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
7815 Don't include xm-linux.h.
7816 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
7818 * configure.in: Wrap regexps using [] in changequote block.
7819 Use expr : not echo | grep. Simplify regexps.
7820 * configure: Regenerate.
7822 56 xm-files remain, 22 xm-arch.
7824 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7826 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
7827 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7828 (local_index, local_rindex): Delete, use strchr/strrchr instead.
7829 (copy_object): Fix format specifier vs argument mismatch.
7831 * mips-tdump.c: Make local functions static.
7832 (rindex): Don't #undef.
7833 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7834 (fatal, fancy_abort): Delete.
7835 (read_seek): Avoid signed/unsigned compare.
7837 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7839 * combine.c (try_combine): Fix error in change to try original
7841 (gen_rtx_combine): Do same as gen_rtx for now.
7843 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7845 * configure.in: AC_SUBST xm_defines.
7846 * configure: Regenerate.
7847 * Makefile.in: Set DEFINES=$(xm_defines) when building
7850 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
7852 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
7853 (cpp_included, find_include_file): Update.
7854 (_cpp_compare_file_date): Make else unconditional.
7856 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
7858 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
7860 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7862 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
7863 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
7865 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
7867 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
7868 if it's a record type.
7870 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
7872 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
7873 mingw includes slightly.
7875 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7877 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
7878 #undef token before poisoning it.
7880 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7882 * alpha.c (check_float_value): Use memcpy, not bcopy.
7884 * m32r.c (m32r_sched_reorder): Likewise.
7886 * vax.c (check_float_value): Likewise.
7888 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7890 * toplev.c (file_name_nondirectory): Remove.
7891 * toplev.h: Similarly.
7892 * dwarf2out.c (compute_section_prefix): Use lbasename instead
7893 of file_name_nondirectory.
7895 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7897 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
7898 * mips-tfile.c: Don't #undef rindex; not used.
7900 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
7902 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
7903 (dbx64_register_map): Declare.
7904 (RETURN_ADDR_RTX): Fix for 64bit.
7905 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
7906 (INCOMING_FRAME_SP_OFFSET): Set to 8.
7907 * i386.c (dbx64_register_map): New global array.
7908 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
7909 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
7912 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7914 * cppfiles.c (search_from): Use lbasename.
7915 * mkdeps.c (deps_add_default_target): Use lbasename.
7917 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7919 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
7920 xcalloc in lieu of malloc, realloc & calloc.
7922 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
7924 * gengenrtl.c (xmalloc): Likewise.
7926 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
7927 really_call_* memory allocation routines.
7929 * stmt.c (check_for_full_enumeration_handling): Use
7930 really_call_calloc, not calloc.
7932 * system.h (really_call_malloc, really_call_calloc,
7933 really_call_realloc): Define.
7934 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
7936 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
7938 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
7940 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
7942 * configure: Rebuilt.
7943 * configure.in: Only use `lang_requires' for languages athat are
7946 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
7948 * invoke.texi: Fix typo.
7949 * gcc.1: Regenerate.
7951 2001-03-09 Zack Weinberg <zackw@stanford.edu>
7953 * configure.in: Prune nonexistent files from build_xm_file,
7954 xm_file, and host_xm_file lists. Warn unless they're
7956 Don't generate *config.h here.
7957 AC_SUBST all variables needed to generate *config.h.
7958 * configure: Regenerate.
7959 * mkconfig.sh: New helper script, from code removed from
7961 * Makefile.in: Zap all MALLOC variables - no longer used
7962 anywhere, and malloc.c doesn't exist.
7963 Substitute in variables needed to generate *config.h.
7964 Stop lying about the dependencies contained in CONFIG_H and
7966 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
7967 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
7968 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
7969 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
7970 $(TM_P_H), etc. as appropriate.
7972 * config.gcc: Zap references to deleted files.
7973 * ggc-none.c: Don't include rtl.h or tm_p.h.
7975 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
7976 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
7977 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
7978 config/i386/xm-linux.h, config/i386/xm-linux.h,
7979 config/i386/xm-next.h, config/i386/xm-openbsd.h,
7980 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
7981 Don't include i386/xm-i386.h.
7983 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
7984 config/i386/xm-i386.h, config/i860/xm-i860.h,
7985 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
7986 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7987 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
7988 Delete (empty except comments, #includes of other deleted
7989 files, and macros used nowhere).
7991 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
7993 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
7994 independent on TARGET_FLAGS.
7996 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
7998 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
8000 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
8002 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
8004 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
8005 LAST_REX_SSE_REG): define.
8006 (enum reg_class): Add 'LEGACY_REGS'
8007 (REG_CLASS_CONTENTS): Likewise; add extended registers.
8008 (SSE_REGNO_P): Recognize extended registers.
8009 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
8010 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
8011 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
8012 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
8013 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
8014 REG_OK_FOR_STRREG_P): Remove.
8015 (HI_REGISTER_NAMES): Add extended registers.
8016 (ADDITIONAL_REGISTER_NAMES): Likewise.
8017 (QI_REGISTER_NAMES): Add 8bit extended registers.
8018 (DEBUG_REG): Support extended registers.
8019 * i386.c (regclass_map): Add extended registers.
8020 (dbx_register-map): Likewise.
8021 (svr4_dbx_register_map): Likewise.
8022 (print_reg): Support extended registers.
8023 (print_operand): Support 64bit operands.
8025 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
8027 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
8028 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8029 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
8030 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
8031 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
8032 STACK_BOUNDARY): Set properly for 64bits.
8033 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
8034 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
8035 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
8036 (MOVE_MAX): Set to 16.
8037 (MOVE_MAX_PIECES): 8 for 64bit.
8038 (Pmode): Set to SImode.
8040 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
8042 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
8044 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
8046 * i386.h (mask_64bit): New constant.
8047 (target_64bit): New macro.
8048 (target_options): Add '64'/'32'
8049 (target_default): Define.
8050 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
8051 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
8052 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
8054 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
8056 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
8058 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
8060 * rtlanal.c (rtx_varies_p): Check operand 0 of a
8061 LO_SUM unless for_alias is set.
8063 2001-03-08 Stan Shebs <shebs@apple.com>
8065 * objc/objc-act.c: Fix old typos in comments, add comments for
8067 (hash_init): Fix file name in error message.
8068 (hash_enter): Ditto.
8069 (hash_add_attr): Ditto.
8070 (continue_class): Ditto.
8072 2001-03-08 Bruce Korb <bkorb@gnu.org>
8074 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
8075 wait4() can receive the signal.
8077 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8079 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
8081 * fixinc/fixincl.x: Regenerate.
8083 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8085 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
8087 * fixinc/fixincl.x: Regenerate.
8089 2001-03-08 Richard Henderson <rth@redhat.com>
8091 * configure.in (HAVE_AS_LEB128): New assembler check.
8092 * configure, config.in: Rebuilt.
8094 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
8096 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
8099 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8101 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
8102 references to the MAXPATHLEN macro.
8104 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
8105 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
8108 * config/i386/xm-gnu.h, config/xm-gnu.h,
8109 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
8110 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
8111 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
8112 and/or unused files.
8114 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
8115 doing so in various xm-*.h files.
8117 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8119 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
8121 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
8123 * configure.in (enable_shared): Support per-package shared-library
8125 * configure: Rebuilt.
8127 2001-03-07 David Edelsohn <edelsohn@gnu.org>
8129 * rs6000.md (cr logic): Add original POWER mnemonic alternative
8130 for crnot. Set operands[5] in splitter.
8132 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8134 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
8135 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
8136 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
8137 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
8138 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
8139 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
8140 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
8143 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
8144 config/i370/xm-i370.h, config/i386/xm-dgux.h,
8145 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
8146 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
8147 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
8148 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
8149 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
8150 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
8151 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
8152 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
8153 Delete unused and/or empty files.
8155 * config.gcc: Define USG in xm_defines as appropriate. Define
8156 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
8157 macro. Remove deleted xm-* files from $xm_files variable.
8159 2001-03-07 Tom Tromey <tromey@redhat.com>
8161 * configure: Rebuilt.
8162 * configure.in: Allow config-lang.in to set `lang_requires' to list
8163 of other required languages.
8165 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
8167 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
8169 (output_prologue): Use xmalloc not oballoc.
8170 (output_epilog): Free a29k_first_epilogue_insn when finished.
8171 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
8173 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
8175 * builtins.c (expand_builtin_mathfn): Check
8176 flag_unsafe_math_optimizations, not flag_fast_math.
8177 (expand_builtin): Likewise
8178 * combine.c (combine_simplify_rtx): Likewise.
8179 (simplify_if_then_else): Likewise.
8180 * cse.c (fold_rtx): Likewise.
8181 * flags.h: Remove flag_fast_math. Add
8182 flag_unsafe_math_optimizations and flag_trapping_math.
8183 * fold-const.c (negate_expr): Check
8184 flag_unsafe_math_optimizations, not flag_fast_math.
8185 (invert_truthvalue): Likewise.
8186 (fold): Likewise. Before associating operands, check that
8187 code == MULT_EXPR, not code != MULT_EXPR.
8188 * ifcvt.c (noce_try_minmax): Check
8189 flag_unsafe_math_optimizations, not flag_fast_math.
8190 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
8191 * invoke.texi: Document -funsafe-math-optimizations and
8192 -fno-trapping-math. Change documentation for -ffast-math.
8193 * jump.c (reversed_comparison_code_parts): Likewise.
8194 (rtx_equal_for_thread_p): Likewise.
8195 * optabs.c (emit_conditional_move): Likewise.
8196 * simplify-rtx.c (simplify_binary_operation): Likewise.
8197 (simplify_relational_operation): Likewise.
8198 (simplify_ternary_operation): Likewise.
8199 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
8200 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
8201 Add trapping-math and unsafe-math-optimizations entries to f_options.
8202 (set_fast_math_flags): New, sets flags for -ffast-math.
8203 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
8204 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
8205 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
8207 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
8208 (alpha_emit_conditional_move): Initialize local_fast_math to
8209 flag_unsafe_math_optimizations, not flat_fast_math.
8210 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
8211 instead of setting flag_fast_math to 1.
8212 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
8214 * config/i386/i386.c (override_options): Likewise
8215 * config/i386/i386.md: Likewise.
8216 * config/m68k/m68k.md: Likewise.
8217 * config/mips/mips.md: Likewise.
8218 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
8219 (rs6000_generate_compare): Likewise.
8221 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8223 * Makefile.in: Set RANLIB to @RANLIB@.
8226 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8228 * fixinc/inclhack.def (djgpp_wchar_h): New test.
8229 * fixinc/fixincl.x: Regenerated.
8231 2001-03-07 Richard Henderson <rth@redhat.com>
8233 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
8235 2001-03-07 Richard Henderson <rth@redhat.com>
8237 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
8238 of block notes and exception handling notes.
8240 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
8241 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
8242 (compile_file): ... here.
8244 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8246 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
8248 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
8249 config.h now. Include libiberty.h to handle alloca.
8251 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8253 * c-parse.in (yylexname): New function, split out of _yylex.
8254 (objc_rid_sans_at): New table.
8255 (init_reswords): Initialize it.
8256 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
8257 retrieving the next token and checking it for significance as
8258 an ObjC keyword or string constant.
8260 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
8261 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
8263 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
8266 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
8268 * config/m68k/m68k.c (const_uint32_operand): Accept any
8269 const_int on a 32-bit host.
8271 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8273 * objc/objc-act.c (init_objc): Set save_lang_status,
8274 restore_lang_status, and mark_lang_status.
8276 2001-03-06 Krister Walfridsson <cato@df.lth.se>
8278 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
8280 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
8282 * cppinternals.texi: Update.
8284 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8286 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8287 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
8288 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
8289 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8290 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
8291 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8292 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
8293 config/i386/xm-i386.h, config/i860/xm-i860.h,
8294 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8295 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
8296 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8297 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8298 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8299 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8300 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
8301 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8302 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
8303 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8304 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8305 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
8306 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
8307 match the defaults provided in hwint.h.
8309 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8310 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
8312 * config.gcc (xm_file): Don't set to files which are deleted.
8314 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
8315 guard this file against these macros being undefined.
8317 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8319 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
8320 and DECL_DEFER_OUTPUT on the decl we create, before calling
8321 rest_of_decl_compilation.
8323 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8325 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
8327 * configure, config.in: Regenerate.
8328 * config.gcc: Remove references to deleted files.
8330 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
8331 genrecog.c, rtl.c: Do not use alloca anywhere.
8333 * Makefile.in, build-make, system.h, config/x-interix,
8334 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
8335 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
8336 config/arc/xm-arc.h, config/arm/xm-arm.h,
8337 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8338 config/h8300/xm-h8300.h, config/i370/x-oe,
8339 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
8340 config/i386/x-ncr3000, config/i386/x-sco5,
8341 config/i386/xm-dgux.h, config/i860/x-sysv4,
8342 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
8343 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
8344 config/m68k/x-hp320g, config/m69k/x-mot3300,
8345 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
8346 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
8347 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
8348 config/m88k/x-sysv4, config/m88k/x-tekXD88,
8349 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8350 config/mips/x-iris, config/mips/x-iris3,
8351 config/mips/x-sni-svr4, config/mips/x-sysv,
8352 config/mips/xm-iris6.h, config/mips/xm-mips.h,
8353 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
8354 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
8355 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8356 config/pa/xm-papro.h, config/romp/xm-romp.h,
8357 config/rs6000/x-aix31, config/rs6000/x-aix41,
8358 config/rs6000/x-beos, config/rs6000/x-lynx,
8359 config/rs6000/x-mach, config/rs6000/x-rs6000,
8360 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
8361 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8362 config/sparc/x-sysv4, config/sparc/xm-linux.h,
8363 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
8364 config/vax/xm-vms.h: Eradicate all references to alloca and
8367 * config/xm-alloca.h, config/clipper/x-clix,
8368 config/i386/xm-sysv4.h, config/i860/x-fx2800,
8369 config/i860/x-sysv3, config/m88k/x-sysv3,
8370 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
8371 (contained only alloca related hacks).
8373 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
8376 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
8378 * invoke.texi: Document __FAST_MATH__.
8380 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8382 * crtstuff.c: Restore include of auto-host.h.
8384 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
8386 Put main() in a separate file, so that the language
8387 front-end can use a different main().
8390 * toplev.c: (main): Rename as toplev_main.
8391 * toplev.h: Declare toplev_main.
8392 * Makefile.in (OBJS): add toplev.o.
8393 (BACKEND): remove toplev.o, add main.o.
8395 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8397 * cppfiles.c (search_from): Special case the empty string.
8399 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8401 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
8402 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
8403 strlen or strcpy; we already know the length.
8404 (_cpp_compare_file_date): Similarly.
8405 * cpphash.h (struct cpp_reader): Delete done_initialising.
8406 (CPP_PREV_BUFFER): Delete.
8407 * cppinit.c (cpp_start_read): Don't set done_initialising.
8408 * cpplex.c (parse_string): Guarantee null-termination.
8409 (_cpp_equiv_toklists): Remove.
8410 * cpplib.c (glue_header_name): Null-terminate.
8411 (do_line): Don't leak memory.
8412 * cpplib.h (BT_WEAK): Delete.
8413 * cppmain.c (cb_ident): Strings are now null-terminated.
8415 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
8417 * gcc.c (convert_filename): Append executable suffix
8418 if NO_AUTO_EXE_SUFFIX is not defined.
8419 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
8420 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
8422 2001-03-03 David O'Brien <obrien@FreeBSD.org>
8424 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
8425 * c-parse.gperf, c-gperf.h: Delete.
8426 (c-gperf.h was accidently re-added to the CVS repo in the rev
8427 1.16 commit by tromey)
8429 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8431 * cpplex.c (_cpp_lex_token): Don't warn about directives in
8432 macro arguments when looking for the '('.
8433 * cppmacro.c (funlike_invocation_p): Set parsing_args to
8434 2 when really parsing arguments; 1 when looking for '('.
8435 Always restore the lexer position.
8437 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8439 * longlong.h (umul_ppmm): Don't use a multiline string.
8441 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8443 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
8444 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
8445 t_bool in declaration because pcc can't combine volatile with typedef
8448 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
8450 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
8451 until when it is really needed.
8452 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
8453 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
8454 * i386.md (float?i?f splitter): Don't force source operand to memory
8456 (sse_movdfcc): Fix constraint.
8457 (sse_movdfcc splitter): Handle properly the second alternative.
8459 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8461 * cpplex.c (parse_string): Unconditionally pedwarn.
8463 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8466 * cppexp.c (parse_number): Update.
8467 * cpplex.c (parse_string): Pedwarn if multiline string does not
8468 result from a system header's macro.
8469 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
8470 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
8471 for function-like macros too.
8472 * c-lex.c (lex_number): Update.
8474 2001-03-03 Richard Henderson <rth@redhat.com>
8476 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
8478 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
8480 * combine.c (try_combine): If split with mode-changed scratch
8481 register didn't work, try the original mode.
8483 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
8485 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
8486 * config/c4x/c4x.h: Likewise.
8487 * stor-layout.c (compute_record_mode): Likewise.
8488 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
8490 2001-03-02 Zack Weinberg <zackw@stanford.edu>
8492 * configure.in: Kill tm.h. Include the files in the $tm_file
8493 list in all three of config.h, hconfig.h, tconfig.h, after the
8494 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
8495 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
8496 * configure: Regenerate.
8497 * Makefile.in (clean): Don't delete tm.h.
8499 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
8500 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
8501 those are not defined, set SEC and FEC to 0 and 1.
8502 * gcc.texi: Update to match.
8504 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
8505 * config/fp-bit.c, config/m68k/aux-crt2.asm,
8506 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
8507 Include tconfig.h, not tm.h.
8509 * config/xm-lynx.h, config/xm-std32.h,
8510 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8511 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
8512 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
8513 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8514 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8515 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8516 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
8517 config/i386/xm-i386.h, config/i860/xm-i860.h,
8518 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8519 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
8520 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8521 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8522 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8523 config/pa/xm-linux.h, config/pa/xm-pa.h,
8524 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8525 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
8526 config/pj/xm-pj.h, config/romp/xm-romp.h,
8527 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8528 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8529 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8530 config/v850/xm-v850.h, config/vax/xm-vax.h,
8531 config/we32k/xm-we32k.h:
8533 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
8535 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
8536 config/i370/xm-oe.h: Don't include tm.h. Don't define
8538 * config/vax/xm-vms.h: Don't include tm.h.
8540 * config/xm-lynx.h, config/avr/xm-avr.h,
8541 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
8542 Delete; made empty by above changes.
8543 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8544 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
8545 Don't include config/xm-lynx.h or tm.h.
8547 * config/xm-gnu.h: Don't include fcntl.h.
8548 * config/sparc/xm-lynx.h: Don't include sys/types.h and
8550 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
8552 2001-03-02 Richard Henderson <rth@redhat.com>
8554 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
8555 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
8557 2001-03-02 Richard Henderson <rth@redhat.com>
8559 * Makefile.in (OBJS): Add dwarf2asm.o.
8560 * dwarf2asm.c, dwarf2asm.h: New files.
8561 * dwarf2out.c (*): Use them.
8562 (size_of_uleb128, size_of_sleb128): Remove.
8563 (output_uleb128, output_sleb128): Remove.
8564 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
8565 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
8566 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
8567 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
8568 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
8569 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
8570 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
8571 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
8572 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
8573 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8574 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
8575 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
8576 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
8577 (dwarf2out_frame_debug): Remove unused variables.
8578 (output_loc_operands): Don't abort on 8 byte constants if
8579 host integers are wide enough.
8580 (output_symbolic_ref): Remove.
8581 (size_of_die): Don't assume 4 byte host integers.
8582 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
8584 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
8585 something stupid with HOST_WIDE_INT to long truncation.
8586 [CONST_DOUBLE]: Likewise.
8588 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
8589 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8590 * config/arm/unknown-elf.h: Likewise.
8591 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
8592 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
8593 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
8594 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
8595 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
8596 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
8597 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
8598 (ASM_OUTPUT_DWARF_OFFSET): Remove.
8599 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
8600 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8601 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
8602 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
8604 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8606 * cselib.c (hash_rtx): Cast enums to unsigned int.
8608 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8610 * print-rtl.c (print_rtx): Cast enums to int for comparison.
8611 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
8613 * c-format.c (C_STD_VER): Cast to int for comparisons.
8614 (check_function_format): Cast various enums to int for &.
8615 (maybe_read_dollar_number): Likewise.
8616 (check_format_info): Likewise.
8617 (check_format_info_main): Likewise.
8618 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
8619 (safe_from_p): Likewise.
8620 * varasm.c (const_hash): Cast enum to int for %.
8621 * emit-rtl.c (init_emit_once): Use int loop variable to work around
8622 pcc enum problems with < and ++ operators.
8623 * regclass.c (init_reg_sets_1): Cast enums for comparison.
8624 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
8625 (regclass_init): Change enum class to int to iterate over reg_classes.
8626 * genrecog.c (merge_trees): Cast enums for comparison.
8627 * rtl.h (GET_CODE): Cast to enum rtx_code.
8628 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
8629 (GET_MODE): Cast to enum machine_mode.
8630 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
8631 (GET_NOTE_INSN_NAME): Cast enum to int.
8632 * tree.h (TREE_CODE): Cast to enum tree_code.
8633 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
8634 * timevar.c (timevar_print): Change loop variable id from enum to
8636 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
8637 * config/i386/i386.md: Use PUT_MODE for mode assignment.
8638 * toplev.c (compile_file): Cast enum DFI to int.
8639 (decode_d_option): Likewise.
8641 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
8643 * cppinit.c (append_include_chain): Mark "after" include file name list
8644 as a system directory.
8645 * cpp.texi: Document new behavior.
8647 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
8649 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
8651 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
8653 * cppfiles.c (struct include_file): Update.
8654 (stack_include_file): Use search_from.
8655 (cpp_included, find_include_file): Update.
8656 (cpp_execute_include): Update. ptr->name may not be
8657 null terminated. Use the new search_from member variable
8659 (_cpp_compare_file_date): Similarly.
8660 (search_from): New function, similiar to actual_directory.
8661 (actual_directory): Delete.
8662 (remap_filename): Update. loc->name may not be null terminated.
8663 (struct file_name_list): Rename search_path. Update.
8664 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
8665 search_from and dir.
8666 (struct cpp_reader): Remove actual_dirs.
8667 * cppinit.c (struct cpp_pending): Update for renamed objects.
8668 (append_include_chain, remove_dup_dir, remove_dup_dirs,
8669 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
8670 * cpplib.h (struct cpp_options): Similarly.
8672 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8674 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
8675 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
8676 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
8677 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8678 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8679 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8680 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8681 config/i370/xm-linux.h, config/i370/xm-mvs.h,
8682 config/i370/xm-oe.h, config/i386/xm-aix.h,
8683 config/i386/xm-i386.h, config/i386/xm-osf.h,
8684 config/i860/xm-i860.h, config/i960/xm-i960.h,
8685 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
8686 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
8687 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
8688 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
8689 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
8690 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8691 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8692 config/pj/xm-pj.h, config/romp/xm-romp.h,
8693 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8694 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8695 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8696 config/v850/xm-v850.h, config/vax/xm-vax.h,
8697 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
8698 Do not define TRUE or FALSE.
8700 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
8701 empty by above change.
8702 * config.gcc: Remove references to these files.
8704 * configure.in: Detect stdbool.h.
8705 * configure, config.in: Regenerate.
8706 * system.h: Include stddef.h here if available.
8707 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
8708 Then set up a sensible boolean type at the very end.
8710 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
8711 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
8713 * hash.h: Delete 'boolean' typedef and related #undefs.
8715 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
8716 all uses of 'boolean' with 'bool'.
8718 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
8720 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
8721 * cppexp.c (lex): Cast enums for comparison.
8722 * cppinit.c (parse_option): Cast enum for comparison.
8723 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
8724 (cpp_output_token): Likewise.
8725 (cpp_can_paste): Cast enums for comparsion and plus/minus.
8726 (cpp_avoid_paste): Cast enums for minus and comparison.
8728 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8730 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
8731 field to all array elements.
8733 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8735 * cpphash.h (struct cpp_reader): Add print_version field.
8736 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
8737 just set print_version and other flags as appropriate.
8738 (cpp_post_options): Print version here if print_version is set.
8740 * toplev.c (exit_after_options): New flag.
8741 (independent_decode_option): Don't exit here; just set
8743 (main): Exit after calling lang_hooks.post_options if
8744 exit_after_options is true.
8746 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
8747 (merge_include_chains): Adjust comment to match code.
8749 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8751 * stringpool.c (set_identifier): New function.
8752 * tree.h: Prototype it.
8754 * c-parse.in: Kill D_YES. If compiled for objc, call
8755 save_and_forget_protocol_qualifiers from init_reswords.
8756 * objc/objc-act.c (remember_protocol_qualifiers,
8757 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
8758 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
8760 (save_and_forget_protocol_qualifiers): New function.
8761 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
8763 2001-03-01 Diego Novillo <dnovillo@redhat.com>
8765 * c-semantics.c (prune_unused_decls): Return error_mark_node
8766 instead of (tree) 1 to stop traversing the tree chain.
8768 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8770 Fix a problem introduced by Kenner's Feb 18 change.
8771 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
8772 flag_cse_skip_blocks only temporarily, not for ever.
8774 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
8776 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
8777 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
8779 * pa.c (emit_move_sequence): Verify operand0 is a hard register
8780 before determining its register class.
8782 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8784 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
8785 from reg 4 if current_function_calls_setjmp.
8786 (gen_nop_type): New function.
8787 (ia64_emit_nops): New function.
8788 (ia64_reorg): Call it.
8789 (ia64_sched_reorder): Move code that rotates bundles up a bit.
8791 * reload1.c (eliminate_regs_in_insn): Restrict the special case
8792 code not to try to optimize adds with anything but a REG destination.
8794 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
8795 (INSN_PRIORITY_KNOWN): New accessor macro.
8796 * haifa-sched.c (priority): Use it instead of testing priority against
8799 2001-02-28 DJ Delorie <dj@redhat.com>
8801 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
8802 since that doesn't work the way gcc wants on a generic m68k.
8804 2001-02-28 Richard Henderson <rth@redhat.com>
8806 * caller-save.c (save_call_clobbered_regs): Fix typo in
8807 comparison last change.
8809 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
8811 * i386.c (pentium4_cost): New.
8812 (m_PENT4): New macro.
8813 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
8814 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
8815 x86_integer_DFmode_moves, x86_partial_reg_dependency,
8816 x86_memory_mismatch_stall): Add Pentium4
8817 (x86_use_q_reg, x86_use_any_reg): Kill.
8818 (override_options): Add pentium4.
8819 (incdec_operand): Return 0 for pentium4.
8820 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
8821 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
8822 (TARGET_PENTIUM4): Define.
8823 (enum processor_type): Add PROCESSOR_PENTIUM4.
8824 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
8825 * i386.md (attribute "cpu"): Add pentium4.
8826 * invoke.texi (march): Add pentium4.
8828 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
8830 * i386.md (sse_mov?fcc*): New patterns and splitters.
8831 * i386.c (ix86_expand_movcc): Work post-reload; recognize
8832 the SSE based conditional moves.
8834 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
8836 * i386.md (attribute mode): Add "TI".
8837 (movsf_1): Add pxor support; remove constant propagation splitter.
8838 (movdf_integer): Likewise.
8839 (movdf_nointeger): Likewise.
8840 (movxf constant prop splitter): Handle all modes; update for SSE.
8841 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
8842 * i386.c (standard_80387_constant_p): Rewrite.
8843 (standard_sse_constant_p): New.
8844 * i386-protos.h (standard_sse_constant_p): New.
8846 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
8848 * i386.md (sse_setccsf, sse_setccdf): New.
8849 (sse_cmp* patterns): Use '%D' instead of outputtting condition
8851 * i386.c (sse_comparison_operator): Accept the supported unordered
8852 comparses; be ready for fast_math.
8853 (print_operand): Support 'D'.
8855 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
8857 * jump.c (reversed_comparison_code): Kill.
8859 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
8861 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
8864 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
8866 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
8867 add missing '%' in constraints.
8869 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
8871 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
8872 for HOST_BITS_PER_WIDE_INT == 32 too.
8874 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
8876 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
8878 (insert_save, insert_restore): New parameter save_mode.
8879 (init_caller_save): Update initialization of reg_save_code
8880 and reg_restore_code.
8881 (save_call_clobbered_regs): Compute save_modes and update calls to
8882 reg_save_code and reg_restore_code.
8883 (insert_restore): Unsignetize numbers; use save_modes to choose mode
8884 of spill; update use of reg_restore_code.
8885 (insert_save): Likewise.
8886 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8887 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8888 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
8890 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8892 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
8893 noce_try_store_flag_inc, noce_try_store_flag_mask,
8894 noce_try_cmove_arith):
8895 Use reversed_comparison_code instead of reverse_comparison and
8896 can_reverse_comparison_p.
8898 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
8900 * jump.c (reversed_comparison_code_parts): Allow reversal of
8901 unordered compares in -ffast-math mode; reverse ordered compares
8902 for FP even w/o -ffast-math.
8904 2001-02-27 Richard Henderson <rth@redhat.com>
8906 * print-rtl.c (print_rtx) [i]: Don't print field five on
8907 NOTEs other than NOTE_INSN_DELETED_LABEL.
8909 2001-02-27 Zack Weinberg <zackw@stanford.edu>
8911 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
8912 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
8914 2001-02-27 Diego Novillo <dnovillo@redhat.com>
8916 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
8917 even if walk_subtrees is 0.
8918 * c-semantics.c (prune_unused_decls): Return a non-null value to
8919 stop traversing the tree chain.
8921 2001-02-27 DJ Delorie <dj@redhat.com>
8923 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
8924 register, *then* define it as the new CFA.
8926 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
8928 * pa.c (override_options): Promote -fpic to -fPIC.
8929 (legitimize_pic_address): Simplify due to removal of
8930 small PIC as a code generation option.
8931 (secondary_reload_class): Similarly.
8932 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
8933 (PRINT_OPERAND_ADDRESS): Similarly.
8934 * pa.md (various patterns): Similarly.
8935 (small pic lo_sum pattern): Remove.
8937 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
8940 * md.texi (min, max): Document
8942 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
8944 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
8945 TARGET_PARTIAL_REG_DEPENDENCY.
8946 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
8948 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
8950 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
8952 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
8954 * mips.c (mips_make_temp_file): Fix thinko in last change.
8956 2001-02-26 Jason Eckhardt <jle@redhat.com>
8958 * combine.c (known_cond): Do not reverse the condition when
8959 SMAX/UMAX is being considered and the condition is for equality
8962 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
8964 2001-02-26 Philip Blundell <philb@gnu.org>
8966 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
8968 * config/arm/linux-elf.h: Remove historical relics related to
8969 above configurations.
8970 * config/arm/linux-oldld.h: Delete.
8971 * config/arm/linux-elf26.h: Delete.
8973 2001-02-26 Jason Merrill <jason@redhat.com>
8975 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
8977 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
8978 recognize a tentative definition. Lose obsolete code.
8980 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
8981 variables unless necessary, either.
8983 2001-02-25 Richard Henderson <rth@redhat.com>
8985 * ifcvt.c (struct noce_if_info): Add test_bb.
8986 (noce_get_alt_condition): New.
8987 (noce_try_minmax, noce_try_abs): New.
8988 (noce_operand_ok): New.
8989 (noce_process_if_block): Use them.
8990 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
8992 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
8994 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
8997 2001-02-25 Zack Weinberg <zackw@stanford.edu>
8999 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
9000 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
9002 (mips_asm_file_end): Free temp_filename here.
9004 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9006 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
9007 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
9009 * config/i386/i386.md (movstrsi): Handle FAIL case.
9011 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
9013 * cppinit.c (builtin_array): Update.
9014 (init_builtins): Flag builtins to warn if redefined or
9015 undefined. Define __GXX_WEAK as a normal macro.
9016 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
9017 * cpplib.h (NODE_WARN): New flag.
9018 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
9019 Handle __STDC__ as a builtin only on Solaris.
9020 (warn_of_redefinition): Renamed from check_macro_definition.
9021 Reverse sense of test. Always warn if NODE_WARN.
9022 (_cpp_create_definition): Use warn_of_redefinition. Flag
9023 any macro beginning with "__STDC_" to require a mandatory
9024 warning if redefined or undefined.
9026 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9028 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
9029 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
9030 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
9031 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
9032 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
9033 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
9034 Don't define any of:
9035 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
9036 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
9037 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
9038 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
9039 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
9041 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
9042 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
9045 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
9046 Delete now-empty file.
9048 * alpha/vms.h: Define NEED_ATEXIT here...
9049 * alpha/xm-vms.h: ...not here.
9051 * i386/cygwin.h: Don't define PARAMS.
9052 * mips/mips.c: Don't prototype mktemp. Don't define
9053 P_tmpdir. Use make_temp_file to create temporary files.
9054 Don't be clever and delete temporary files early.
9055 * config.gcc: Drop references to deleted files. Don't define
9057 * gcc.texi: Don't mention USE_PROTOTYPES.
9059 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9061 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
9062 (ix86_set_move_mem_attrs_1): Likewise.
9063 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
9064 * config/i386/i386.md (movstrsi): Call it.
9066 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9068 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
9069 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
9070 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
9071 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
9073 (i750a-*-*): Error here if hosting on i750a.
9074 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
9076 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
9077 Remove (empty modulo comments).
9079 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
9080 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
9081 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
9082 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
9083 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
9084 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
9086 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
9087 Remove reference to winnt.h in comment.
9088 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
9090 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9092 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
9093 used to set another biv.
9095 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9097 * tree.h (BLOCK_DEAD): New macro.
9098 (struct tree_block): New flag, dead_flag.
9099 * print-tree.c (print_node, case 'b'): Print missing fields.
9100 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
9101 * function.c (identify_blocks): Enable test for misplaced notes.
9102 (all_blocks): Skip BLOCK_DEAD blocks.
9103 * integrate.c (integrate_decl_tree): Likewise.
9105 * errors.c (internal_error, trim_filename): New functions.
9106 (fancy_abort): Call internal_error.
9107 * errors.h (internal_error, trim_filename): New declarations.
9109 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
9111 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
9113 (EXTRA_CONSTRAINT): Formatting changes.
9115 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9117 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
9119 2001-02-23 Per Bothner <per@bothner.com>
9121 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
9122 so they can be called from java/jvspec.c.
9123 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
9125 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
9127 * i386.c (ix86_frame): New structure.
9128 (ix86_compute_frame_size): Kill.
9129 (ix86_compute_frame_layout): New.
9130 (ix86_save_reg): New.
9131 (ix86_can_use_return_insn_p): Use frame layout stuff.
9132 (ix86_expand_prologue): Likewise.
9133 (ix86_expand_epilogue): Likewise.
9134 (ix86_initial_elimination_offset): Likewise.
9135 (ix86_nsaved_regs): Use ix86_save_reg.
9136 (ix86_emit_save_regs): Likewise.
9138 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
9140 * flow.c (find_sub_basic_blocks): New function.
9141 (split_block): Be ready for basic block introduced by CODE_LABEL.
9142 (commit_one_edge_insertion): Call find_sub_basic_block.
9144 * flow.c (make_edges): Add edge from entry for blocks starting with
9145 label having ALTERNATE_NAME
9147 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
9149 * function.c (epilogue_done): Be ready for first basic block not
9150 containing PROLOGUE_END note.
9151 (reposition_prologue_and_epilogue_notes): Avoid placing
9152 PROLOGUE_END note between BASIC_BLOCK.
9154 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
9156 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
9158 2001-02-21 DJ Delorie <dj@redhat.com>
9160 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
9161 check for current_function_has_nonlocal_goto from 1999-11-12.
9163 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9165 * diagnostic.c (trim_filename): No longer static.
9166 * toplev.h (trim_filename): Declare.
9167 * rtl.c (rtl_check_failed_bounds): Call internal_error.
9168 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
9169 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
9170 (rtvec_check_failed_bounds): Likewise.
9171 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
9173 * convert.c (convert_to_integer): Don't do unsigned unless result or
9174 both inputs are unsigned.
9176 * fold-const.c (fold_convert): Don't call size_int_type_wide if
9179 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
9181 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
9183 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
9185 * Makefile.in (resource.o): Add params.h dependence.
9186 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
9187 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
9188 * resource.c: Add dependence on params.h.
9189 (current_live_regs): Fix explanatory comment.
9190 (find_basic_block): Add new parameter to permit limiting search
9192 (mark_target_live_regs): Add new argument to find_basic_block call.
9193 (incr_ticks_for_insn): Likewise.
9195 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9197 * diagnostic.c (output_to_stream): Rename to
9198 output_buffer_to_stream. Loses the stream parameter.
9199 (init_output_buffer): Set diagnosic_buffer's stream.
9200 (flush_diagnostic_buffer): Adjust.
9201 (default_print_error_function): Likewise.
9202 (finish_diagnostic): Likewise.
9203 (verbatim): Likewise.
9205 * diagnostic.h (struct output_buffer): Add `stream' field.
9206 (output_buffer_attached_stream): New macro.
9208 2001-02-23 Jakub Jelinek <jakub@redhat.com>
9210 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
9211 check if either operand is divisible by C.
9212 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
9213 If type is signed, consider negative numbers as well.
9215 2001-02-22 Richard Henderson <rth@redhat.com>
9217 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
9218 reach .text instead of gp-relative relocs.
9219 * config/ia64/crtend.asm (.init): Likewise.
9221 2001-02-22 Andreas Jaeger <aj@suse.de>
9223 * extend.texi (C++ Attributes): Fix typo.
9225 2001-02-21 David Mosberger <davidm@hpl.hp.com>
9227 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
9228 functions, drop current_function_args_info.words test.
9229 (ia64_compute_frame_size): Mark syscall_linkage functions as
9230 using eight input registers.
9232 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
9233 Bruce Korb <bkorb@gnu.org>
9235 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
9236 * fixinc/README: Document how to convert sed substitutions
9237 to format style c_fix-es.
9238 * fixinc/fixincl.x: regen
9240 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
9242 * gcc.c: Add comment explaining how to add a command-line option.
9243 Add title to specs language comment.
9245 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9247 * gcc.c (cc1_options): Add "-param".
9248 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
9249 (option_map): Likewise.
9250 * toplev.c (display_help): Add entry for "--param".
9251 (independent_decode_option): Fix typographical error.
9253 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
9254 Bernd Schmidt <bernds@redhat.com>
9255 Jan Hubicka <jh@suse.cz>
9257 * i386.c (function_arg_advance): Pass SSE arguments in registers.
9258 (function_arg): Likewise.
9260 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
9262 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
9264 2001-02-21 Kazu Hirata <kazu@hxi.com>
9266 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
9270 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
9272 * flow.c (init_propagate_block_info): Canon address and use single_set
9273 for killing dead memory stores.
9275 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9277 * Makefile.in (reorg.o): Add params.h dependence.
9278 * params.def: Fix typographical error in comment.
9279 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9280 * params.h: Modify introductory comment.
9281 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9282 * reorg.c: Add dependence on params.h.
9283 (redundant_insn): Add parameterized throttle for search.
9284 (fill_simple_delay_slots): Add a comment explaining a variable.
9285 Move conditional out of loop, simplifying code.
9286 (fill_eager_delay_slots): Fix typographical error in comment.
9288 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
9290 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
9292 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
9293 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
9295 2001-02-21 Jason Merrill <jason@redhat.com>
9297 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
9298 (struct tree_decl): Add uninlinable bitfield.
9299 * c-decl.c (duplicate_decls): Set it.
9300 * integrate.c (function_cannot_inline_p): Check it.
9302 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
9303 DW_AT_MIPS_linkage_name to abstract methods.
9304 (dwarf2out_abstract_function): Emit class context before calling
9305 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
9306 (gen_subprogram_die): Remove obsolete code.
9307 (gen_member_die): Don't include clones in the member list.
9308 (gen_decl_die): Emit abstract info for clone origin.
9309 * dwarfout.c (output_type): Don't include clones in the member list.
9310 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
9311 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
9312 DECL_ABSTRACT on a function that already has it set.
9314 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
9315 (get_subprogram_die): Pass it in.
9317 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
9319 * flow.c (mark_set_1): Make not_dead unsigned long. For
9320 non-pseudos, use it as a bitmask of the hard regs that
9323 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
9325 * cppfiles.c: Update comments.
9326 (_cpp_read_file): Don't check for NULL filenames any more.
9327 * cppinit.c (cpp_start_read): Don't do canonicalization of
9328 in_fname and out_fname. Use the passed file name exclusively.
9329 (_cpp_handle_options): Don't treat "-" as a command line option,
9330 but as a normal filename.
9331 (_cpp_post_options): Canonicalize in_fname and out_fname.
9332 * cppmain.c (printer_init): Don't check out_fname for NULL.
9333 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
9334 (init_c_lex): Update, and use "" to represent stdin to CPP.
9337 2001-02-20 Will Cohen <wcohen@redhat.com>
9339 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
9340 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
9341 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
9344 2001-02-20 Stan Shebs <shebs@apple.com>
9346 * config/rs6000/rs6000.c (output_cbranch): Output branches
9347 on separate lines instead of using ';' to separate.
9349 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9351 * cppinit.c (set_lang): Move builtin handling to...
9352 (init_builtins): ...here.
9353 (_cpp_create_reader): Move call to set_lang.
9355 2001-02-20 Mark Mitchell <mark@codesourcery.com>
9357 * stmt.c (expand_return): If an attempt is made to return the
9358 error_mar_node, treat the return like a return without a value.
9360 2001-02-19 Zack Weinberg <zackw@stanford.edu>
9362 * sibcall.c (skip_copy_to_return_value): Call
9363 identify_call_return_value here, and return orig_insn if it
9364 returns zero. Hardret and softret arguments now unnecessary.
9365 (call_ends_block_p): Don't call identify_call_return_value here.
9367 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
9369 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
9370 * ggc.h (ggc_mark_if_gcable): Delete prototype.
9372 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
9374 * pa.c (move_operand): Accept code to load the address of a
9375 symbol out of the DLT as a valid move operand.
9376 (print_operand, case 'A'): New to handle generating a DLT
9377 reference for a LO_SUM expression.
9378 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
9379 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
9381 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
9383 * README, cpp.texi, gcc.texi, version.c: Update version number to
9385 * cpp.1, gcov.1, gcc.1: Regenerate.
9387 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9389 * cppfiles.c (stack_include_file): Generate dependencies
9390 here, and manage include_count here too.
9391 (PRINT_THIS_DEP): Delete.
9392 (_cpp_execute_include): Do not generate dependencies here,
9393 apart from the case of a missing header. Do not manage
9395 (_cpp_read_file): Leave dependency generation to
9398 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
9400 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
9401 target_cpu_default. Remove dead assignment to
9404 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
9406 * regclass.c (contains_reg_of_mode): Make global.
9407 (init_reg_sets): Remove contains_reg_of_mode; take into account
9408 CLASS_MAX_NREGS when looking for the proper mode.
9409 (dump_regclass): Dump only classes considered for the pseudo.
9410 (regclass): Use contains_reg_of_mode.
9412 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
9414 * gcc.c (do_spec_1): 'n' for printing notices.
9415 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
9417 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
9419 * reg-stack.c (next_flags_user): Use current_block->end
9420 (swap_rtx_condition): Look for next user if flags don't die;
9421 give up on CALL_INSNs; use current_block->end.
9423 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9425 * sibcall.c (call_ends_block_p): New function.
9426 (optimize_sibling_and_tail_recursive_call): Use it.
9428 2001-02-18 Kazu Hirata <kazu@hxi.com>
9430 * config/h8300/h8300.md: Update copyright.
9431 (andsi3): Do not output an extra newline character.
9433 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9435 * toplev.c (note_deferral_of_defined_inlined_function): Argument
9436 FNDECL may be unused.
9438 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
9439 follow jumps after first run.
9440 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
9441 it doesn't change any jumps.
9443 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
9445 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
9446 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
9447 (mostlyclean): Corresponding changes.
9448 * rtlanal.c (hard-reg-set.h): Include.
9449 (rtx_unstable_p): Do not treat the argument pointer specially
9450 if it is not a fixed register.
9451 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
9453 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9455 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
9456 against last real insn in basic block.
9457 Rework to avoid gotos.
9459 * Makefile.in (gcse.o): Now includes ggc.h.
9460 * gcse.c: Include ggc.h.
9461 (want_to_gcse_p): Verify expression can be in SET as valid insn.
9462 (try_replace_reg): Remove warning of uninitialize variable.
9463 (process_insert_insn): Call invalid_insn_p to validate insn.
9464 * recog.c (insn_invalid_p): Now global.
9465 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
9466 * recog.h (insn_invalid_p): New declaration.
9468 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
9470 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
9471 assignments from FP constants since 'Y' output code can't handle it.
9472 (eligible_for_sibcall_delay): Likewise.
9474 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
9475 Call fancy_abort directly, passing args.
9476 (print_rtl_and_abort): Now a macro, like fancy_abort.
9478 * final.c (output_operand_lossage): Use internal_error, not error.
9480 2001-02-18 Shane Nay <shane@agendacomputing.com>
9482 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
9483 structure shift insns.
9485 2001-02-18 Mark Mitchell <mark@codesourcery.com>
9487 * invoke.texi (-fsquangle): Remove documentation.
9488 (-fname-mangling-version): Likewise.
9490 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
9492 * optabs.c (expand_abs): Remove reference to
9493 HAVE_contitional_arithmetic.
9494 * combine.c (simplify_set): Likewise.
9496 2001-02-18 Richard Henderson <rth@redhat.com>
9498 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
9501 2001-02-18 Richard Henderson <rth@redhat.com>
9503 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
9505 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
9507 * reload1.c (reload_cse_simplify_set): Fix typo.
9509 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9511 * diagnostic.c (_fatal_insn): Decrement errorcount.
9513 * invoke.texi (-I): Add note avoiding use for system header files.
9515 * rtl.h (add_clobbers): Remove duplicate declaration.
9516 * recog.h (added_clobbers_hard_reg_p): New declaration.
9517 * genemit.c (struct clobber_pat): New field has_hard_reg.
9518 (gen_insn): Record if added clobbers clobber hard reg.
9519 (gen_split): Avoid unused warning if number of operands is 0.
9520 (output_added_clobbers_hard_reg_p): New function.
9523 2001-02-18 Alan Modra <alan@linuxcare.com.au>
9525 * pa.c (hppa_expand_prologue): Simplify code storing return
9526 pointer. For large (>=8k) frames with a post_store, adjust stack
9527 pointer by 8k-64 first rather than by 64. When testing with
9528 VAL_14_BITS_P, always use the actual value rather than the value
9529 negated. Add blockage to prevent scheduling of spills before
9530 stack frame has been created.
9531 (hppa_expand_epilogue): Simplify code loading return pointer.
9532 Allow a slightly larger range for merge_sp_adjust_with_load case.
9533 When testing with VAL_14_BITS_P, always use the actual value.
9535 * pa.c (pa_adjust_insn_length): Check that block move
9536 pattern is a set before looking at operands.
9538 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9540 * fold-const.c (fold_binary_op_with_conditional_arg): New
9541 function, split out from ...
9543 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
9544 conditional arms that throw exceptions.
9546 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
9549 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9551 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
9552 define HAVE_DECL_* to 1 to mask potential backup declarations.
9553 * configure: Regenerated.
9555 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9557 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
9559 2001-02-17 Richard Henderson <rth@redhat.com>
9561 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
9562 when replacing a memory load with a register.
9564 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9565 Jan Hubicka <jh@suse.cz>
9567 * recog.c (validate_replace_src_1): New.
9568 (validate_replace_src_data): Likewise.
9569 (validate_replace_src): Use note_uses.
9570 * rtl.h (note_uses): Declare.
9571 * rtlanal.c (note_uses): New.
9573 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
9575 * reg-stack.c (stack_def): Make field reg unsigned.
9576 (remove_regno_note): Unsignetize parameter.
9578 2001-02-16 Jes Sorensen <jes@linuxcare.com>
9580 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
9581 shladd_operand() call.
9583 2001-02-16 Bruce Korb <bkorb@gnu.org>
9584 Rodney Brown <RodneyBrown@mynd.com>
9586 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
9587 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
9588 machine restrictions
9589 * fixinc/fixincl.x: regen
9591 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9593 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
9595 (hash_scan_insn): Clean up calls to hash_scan_set.
9596 (compute_kill_rd): REGNO now unsigned.
9597 (try_replace_reg): Rework to use simplify_replace_rtx.
9598 (cprop_jump, cprop_cc0_jump): Likewise.
9599 (cprop_insn): Call find_reg_equal_equiv_note.
9600 Reflect changes to cprop_jump and cprop_cc0_jump.
9602 * recog.c (validate_replace_src): Replace in operands of
9603 ZERO_EXTRACT in SET_DEST.
9605 * cse.c (new_label_ref): New variable.
9606 (insert): Set it instead of recorded_label_ref.
9607 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
9608 CODE_LABEL for this function, and not already in REG_LABEL note.
9610 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
9612 * resource.c (mark_referenced_resources): Fix typo in introductory
9614 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
9617 2001-02-16 Jason Merrill <jason@redhat.com>
9619 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
9621 (gen_subprogram_die): Don't abort on seeing a second definition if
9622 the previous one was abstract. Don't replace an abstract instance
9623 in the lookup table.
9625 * dwarf2out.c (dwarf2out_abstract_function): Rename from
9626 gen_abstract_function.
9627 * dwarf2out.h: Declare it.
9628 * toplev.c (note_outlining_of_inline_function): New fn.
9629 * toplev.h: Declare it.
9630 * integrate.c (output_inline_function): Call it.
9631 * c-decl.c (duplicate_decls): Call it when redefining an extern
9632 inline. Don't inline the new defn.
9634 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
9636 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9638 * .gdbinit: Rename to gdbinit.in.
9639 * gdbinit.in: New file,
9640 * configure.in: Generate .gdbinit from gdbinit.in.
9641 * configure: Regenerated.
9642 * Makefile.in (distclean): Always remove .gdbinit.
9644 2001-02-16 Jakub Jelinek <jakub@redhat.com>
9646 * objc/objc-act.c (start_class): Register implemented_classes with
9649 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
9651 * cppfiles.c (_cpp_make_system_header): Generate a file
9654 2001-02-15 Jim Meyering <meyering@lucent.com>
9656 * Makefile.in (install-common): Don't depend on installdirs here.
9657 Instead, make each of the lang.install-common targets (e.g.,
9658 c++.install-common in cp/Make-lang.in) depend on it.
9659 (install-driver): Depend on installdirs.
9661 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9663 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
9665 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
9668 2001-02-15 Mark Mitchell <mark@codesourcery.com>
9670 * invoke.texi (--param): Document.
9672 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
9674 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
9676 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
9678 * i386.md (extendsfdf2_2): Fix constraints.
9680 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
9682 * i386.md (fop_df_3 splitter): Fix operand number.
9684 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
9686 * invoke.texi (-mreg-alloc): Nuke.
9687 * i386.c (ix86_reg_alloc_order, regs_allocated,
9688 order_regs_for_local_alloc): Nuke.
9689 (override_options): Kill reg_alloc code.
9690 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
9691 (REG_ALLOC_ORDER): SSE goes before I387.
9692 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
9693 (ix86_reg_alloc_order): Likewise.
9694 * i386-protos.h (ix86_reg_alloc_order): Kill.
9696 2001-02-14 Richard Henderson <rth@redhat.com>
9698 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
9700 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
9702 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
9704 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
9706 * i386-protos.h (ix86_memory_move_cost): Move offline.
9707 * i386.c (ix86_register_move_cost): Compute properly cost of
9708 SSE, MMX and i387 instructions.
9709 (*_cost): Add costs of SSE/MMX moves.
9710 (ix86_memory_move_cost): Move offline from ....; Likewise.
9711 * i386.h (MEMORY_MOVE_COST): .... here;
9712 (struct processor costs): Add new fields to represent costs
9715 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
9717 * regclass.c (init_reg_sets_1): Reinstall the optimization of
9718 move_cost together with Matt Kraai's fix.
9720 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9722 * Makefile.in (OBJS): Add params.o.
9724 2001-02-14 Richard Henderson <rth@redhat.com>
9725 DJ Delorie <dj@redhat.com>
9727 * jump.c (jump_optimize_1): When we delete a conditional jump
9728 preceeding a non-conditional jump to effectively the same place,
9729 make sure that the combined jump skips any clobber insns between
9732 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9734 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
9736 2001-02-14 Mark Mitchell <mark@codesourcery.com>
9738 * Makefile.in (toplev.o): Depend on params.h.
9739 (intergate.o): Likewise.
9740 (params.o): New target.
9741 * flags.h (inline_max_insns): Remove.
9742 * integrate.c: Include params.h.
9743 Use MAX_INLINE_INSNS instead of inline_max_insns.
9744 * params.c: New file.
9745 * params.h: Likewise.
9746 * params.def: Likewise.
9747 * toplev.c: Include params.h.
9748 (lang_independent_params): New variable.
9749 (decode_f_option): Use the param machinery instead of setting
9751 (independent_decode_option): Handle "--param name=value".
9752 (main): Register language-independent parameters.
9754 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
9756 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
9758 2001-02-14 Richard Henderson <rth@redhat.com>
9760 * regclass.c (init_reg_sets_1): Revert last two changes.
9762 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9764 * stor-layout.c (is_pending_size, put_pending_size): New functions.
9765 (variable_size): Call put_pending_size.
9766 * tree.h (is_pending_size, put_pending_size): Add prototypes.
9767 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
9768 sizes list, put newly created SAVE_EXPR there as well.
9770 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9772 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
9773 (errata_find_address_regs): load_group has only 2 entries.
9774 (errata_emit_nops): Likewise. shladd is not problematic.
9775 Clear last_group if nop was emitted.
9776 (fixup_errata): load_group has only 2 entries.
9779 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
9781 * c-lex.c (lex_number): Only warn traditionally for U suffix
9782 outside system macros.
9783 * cppexp.c (parse_number): Similarly.
9784 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
9785 * cppmacro.c (struct cpp_macro): New member node.
9786 (parse_args): Only warn about missing rest args if not
9788 (funlike_invocation_p): Similarly for uninvoked funlike macros.
9789 (cpp_sys_objmacro_p): New.
9790 (_cpp_create_definition): Store the node with the macro defn.
9791 Remember if the macro is defined in a system header.
9793 2001-02-13 DJ Delorie <dj@redhat.com>
9795 * configure.in (check_languages): determine languages to check
9796 * Makefile.in (check-c++): alias for check-g++
9797 (check-f77): alias for check-g77
9798 (CHECK_TARGETS): depend on configured languages
9800 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
9802 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9803 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9804 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9805 (sqrtextendsfdf2): Disable for SSE2.
9807 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9809 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9810 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9811 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9812 (sqrtextendsfdf2): Disable for SSE2.
9814 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
9816 * i386.md (movsfcc_1): Support integer cmove instruction.
9817 (movdfcc_1): Likewise; new splitter.
9819 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
9821 * i386.c (output_fp_compare): Support SSE.
9822 (prepare_fp_compare_args): SSE comparisons always support memory.
9823 * i386.h (TARGET_CMOVE): SSE imply cmove.
9824 * i386.md (cmp?f2): Enable for SSE too.
9825 (cmpfp_i*): Support SSE.
9827 (cmpfp_i_sse_only): New.
9828 (s*, b* fp expanters): Enable for SSE too.
9829 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
9832 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
9834 * regclass.c (init_reg_sets_1): Silence warning.
9836 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
9838 * i386.md (sqrt?f2): Change to expander.
9839 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
9841 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9843 * rtlanal.c (find_reg_equal_equiv_note): New function.
9844 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
9845 (simplify_gen_relational, simplify_replace_rtx): Likewise.
9846 * rtl.h: Add declarations for above functions.
9848 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
9850 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
9852 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
9853 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
9854 * flow.c (mark_regs_live_at_end): Likewise.
9855 (calculate_global_regs_live): Likewise.
9856 * gcse.c (compute_hash_table): Likewise.
9857 (compute_kill_rd): Likewise.
9858 * resource.c (mark_target_live_regs): Likewise.
9859 * rtl.h (INVALID_REGNUM): New macro.
9861 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
9863 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
9865 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
9867 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
9870 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
9872 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
9874 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
9875 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
9876 (fop_sf_1_sse, fop_df_1_sse): New patterns
9877 (fop_*): Disable float_extend and float patterns for SSE compilation.
9878 * i386.c (output_387_binary_op): Support SSE.
9880 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
9882 * i386.md (dummy_extendsfdf2): Support SSE2
9883 (extendsfdf2): Enable if 80387 or SSE2.
9884 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
9885 and no MIX_I387_SSE2
9886 (extendsfdf2_1_sse_only): New pattern.
9887 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
9889 (truncdfsf2_1): Support SSE.
9890 (truncdfsf2_2): Support SSE.
9891 (truncdfsf2_2_1_sse): New pattern.
9892 (fixtruncsfsi2): Always use SSE if available.
9893 (fix_truncsfsi_sse): New pattern.
9894 (fix_truncdfsi_sse): New pattern.
9895 (floatsis?f2): Support SSE.
9896 (floatsidf2_i387): New pattern.
9897 (floatsidf2_sse): Likewise.
9899 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9901 * configure.in: Use "have_gnat" variable, not "gnat".
9902 * configure: Regenerated.
9904 * config/sparc/sparc.c (function_value): Treat all non-record
9905 aggregate types like used to treat UNION_TYPE.
9907 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
9909 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
9910 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
9912 (MASK_MIX_SSE_I387): New.
9913 (TARGET_SSE): SSE2 imply SSE.
9914 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
9915 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
9916 (enum reg_class): Add new classes.
9917 (REG_CLASS_NAMES): Likewise.
9918 (REG_CLASS_CONTENTS): Likewise.
9919 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
9920 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
9921 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
9922 (CLASS_MAX_NREGS): Use new macros.
9923 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
9924 * i386.md (pushsf, movsf): Support SSE.
9925 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
9926 splitters to use ANY_FP_REGNO_P.
9927 (movdf_nointeger, movdf_integer): Likewise.
9929 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9931 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
9932 (try_combine): Use it.
9934 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
9936 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
9937 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
9938 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
9939 (REGISTER_MOVE_COST): Likewise.
9940 * i386-protos.h (ix86_secondary_memory_needed,
9941 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
9942 * i386.c (ix86_secondary_memory_needed,
9943 ix86_preferred_reload_class, ix86_register_move_cost): New function.
9945 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
9947 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
9948 (HARD_REGNO_MODE_OK): Move offline to ....
9949 * i386.c (ix86_hard_regno_mode_ok) ... here;
9950 refuse all incorrect modes.
9951 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
9953 2001-02-13 Richard Henderson <rth@redhat.com>
9955 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
9956 entire operator; replicate that and match_dup the operands.
9957 (cmp_ccx_arith_op_set): Likewise.
9958 (cmp_cc_arith_op_not_set): Likewise.
9959 (cmp_ccx_arith_op_not_set): Likewise.
9961 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9963 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
9965 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9967 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
9968 (TARGET_NO_BITFIELD_WORD): New macro.
9969 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
9970 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
9972 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9974 * cselib.c: New file, from simplify-rtx.c.
9975 * simplify-rtx.c: Remove cselib parts.
9976 * Makefile.in: Add cselib.o.
9978 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9980 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
9981 (setup_incoming_varargs): Remove warning.
9983 * config/rs6000/rs6000.c (validate_condition_mode): When
9984 flag_fast_math, allow floating-point conditionals to be reversed.
9985 (rs6000_generate_compare): When flag_fast_math, don't generate
9986 cror operations for FP conditionals.
9988 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
9990 (ASM_SPEC): Likewise.
9991 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
9992 (CC1_SPEC): Likewise.
9993 (LINK_TARGET_SPEC): Likewise.
9994 (CPP_ENDIAN_SPEC): Likewise.
9995 * Makefile.in (check-consistency): New target.
9997 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
9999 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
10000 "return type defaults" warning for functions with return type
10002 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
10003 function declarations by default rather than only when pedantic.
10005 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
10007 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
10010 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10012 * extend.texi (Deprecated): Deprecate new initializer lists.
10014 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10016 * mkdeps.c (deps_add_default_target): Robustify. Add
10017 basename component only.
10018 * cpp.texi (-M): Describe how default target is generated.
10019 * invoke.texi (-M): Likewise.
10021 2001-02-12 Kazu Hirata <kazu@hxi.com>
10023 * toplev.c (push_float_handler): Remove.
10024 (pop_float_handler): Remove.
10025 * toplev.h: Remove prototypes for the above functions.
10027 2001-02-12 Jakub Jelinek <jakub@redhat.com>
10029 * c-common.c (constant_fits_type_p): New function.
10030 (convert_and_check): Use it.
10032 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10034 * Makefile.in (GXX_ABI_FLAG): Don't define.
10035 * configure.in (--enable-new-gxx-abi): Remove option.
10036 * config.in: Regenerated.
10037 * configure: Likewise.
10039 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
10041 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
10043 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
10044 regular basic block, and arrange for all edges into it to switch
10047 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10049 * Makefile.in (distclean): Do not remove .gdbinit.
10051 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10053 * Makefile.in (gcc.o): Fix typos.
10054 (protize.o): Likewise.
10055 (unprotoize.o): Likewise.
10057 2001-02-11 Richard Henderson <rth@redhat.com>
10059 * tree.c (build1): Check for null operand in last change.
10061 2001-02-11 Richard Henderson <rth@redhat.com>
10063 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
10064 (fold): Don't assume a constant isn't foldable.
10065 * tree.c (build): Set TREE_CONSTANT for an expression with no
10066 side-effects and constant operands.
10067 (build1): Likewise.
10069 2001-02-10 Richard Henderson <rth@redhat.com>
10071 * jump.c (squeeze_notes): Revert 2000-05-12 change.
10073 2001-02-10 Anthony Green <green@redhat.com>
10075 * cpp.texi (Standard Predefined): Add documentation for
10078 * c-common.c (combine_strings): Improve warning message.
10080 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
10082 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
10084 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
10086 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
10088 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
10091 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10093 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
10096 2001-02-09 Nick Clifton <nickc@redhat.com>
10098 * config/arm/arm.md: Change output contraint on post inc
10099 load/store multiple patterns to be a read/write contraint.
10101 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
10103 * gcc.c (cpp_options): Delete .d files on error. Don't delete
10104 .o files when using the -M options.
10106 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10107 David Edelsohn <edelsohn@gnu.org>
10109 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
10110 handle DImode constants. Use one TOC entry for SImode and smaller
10111 constants, aligned properly.
10113 2001-02-08 Jason Merrill <jason@redhat.com>
10115 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
10116 about the SP adjustment for saving the static chain pointer.
10117 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
10118 offset when setting a temporary CFA register.
10120 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
10122 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
10123 powerpc-*-chorusos* .
10124 * config/rs6000/chorus.h : New file.
10125 * config/i386/chorus.h : New file.
10126 * config/sparc/chorus.h : New file.
10127 * config/sparc/t-chorus-elf : New file.
10129 2001-02-08 David Edelsohn <edelsohn@gnu.org>
10131 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
10132 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
10133 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
10134 (__WCHAR_TYPE__): Correct macro name.
10136 2001-02-08 Richard Henderson <rth@redhat.com>
10138 * config/i386/i386.c (ix86_frame_pointer_required): New.
10139 (ix86_setup_frame_addresses): New.
10140 (struct machine_funciton): Add accesses_prev_frame.
10141 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
10142 ix86_frame_pointer_required.
10143 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
10144 (SETUP_FRAME_ADDRESSES): New.
10145 * config/i386/i386-protos.h: Update.
10146 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
10147 from FRAME_POINTER_REQUIRED.
10148 * config/i386/svr3gas.h: Likewise.
10149 * config/i386/sysv3.h: Likewise.
10150 * config/i386/v3gas.h: Likewise.
10152 2001-02-08 Richard Henderson <rth@redhat.com>
10154 * config/sparc/sparc.c (function_arg_record_value_3): Fix
10155 calculation of the number of integer registers required.
10156 (function_arg_record_value): Likewise.
10158 2001-02-08 Jason Merrill <jason@redhat.com>
10160 * diagnostic.c (internal_error): Say "confused" after 1 error, not
10161 two. Print file and line with "confused" message.
10163 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
10165 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10167 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
10169 2001-02-08 Bernd Schmidt <bernds@redhat.com>
10171 * final.c (cleanup_subreg_operands): The address of a MEM can
10174 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
10177 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
10179 * gcc.texi (Incompatibilities): Update documentation of
10180 preprocessing numbers.
10182 2001-02-07 Jakub Jelinek <jakub@redhat.com>
10184 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
10186 2001-02-07 Mark Mitchell <mark@codesourcery.com>
10188 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
10190 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
10191 * gcc.c (struct compiler): Add cpp_spec field.
10192 (input_file_compiler): New variable.
10193 (do_spec_1): Allow a particular compiler to handle `%C'
10195 (main): Store the current compiler in input_file_compiler.
10196 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
10198 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
10200 * cpphash.h (struct spec_nodes): Add n_true and n_false.
10201 * cppinit.c (cpp_create_reader): Initialize them.
10202 (append_include_chain): cxx_aware arg might be unused.
10203 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
10204 keywords and give them their phase 7 meaning. Pedwarn about
10205 this unless '__bool_true_false_are_defined' is defined.
10207 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10209 * lcm.c (optimize_mode_switching): Emit mode_set before the
10210 JUMP_INSN of an abnormal edge.
10212 2001-02-07 Bernd Schmidt <bernds@redhat.com>
10214 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
10215 a scheduling barrier at the end.
10217 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
10219 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10221 * config/sh/sh.md (reload_outsf): Removed.
10222 (movsf_ie): Introduce constraints for FPUL loads and stores.
10223 (reload_insf): Broaden the output constraint.
10225 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
10227 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
10228 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
10230 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
10232 * final.c: Revert my previous changes.
10233 * output.h: Make profile_label_no extern.
10234 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
10235 for generating label.
10237 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
10239 * config/i386/djgpp.h: Add comments about standard paths.
10240 (MD_EXEC_PREFIX): Undefine before defining.
10241 (MD_STARTFILE_PREFIX): New.
10243 2001-01-30 Bruce Korb <bkorb@gnu.org>
10245 fixinc/fixincl.c(process): Emit error message only if appropriate :)
10246 (load_file): do not rely on load_file_data() to close file pointer
10247 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
10248 fixinc/inclhack.def(irix_limits_const): add test_text
10250 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10252 * cppexp.c (parse_defined): Improve diagnostics for invalid
10255 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10257 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
10259 2001-02-06 Mark Mitchell <mark@codesourcery.com>
10261 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
10262 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
10263 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
10264 (rs6000_output_symbol_ref): New function.
10265 (output_toc): Use VTABLE_NAME_P.
10267 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10269 * print-tree.c (print_node, case PARM_DECL):
10270 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
10272 * stor-layout.c (reference_types_internal): New variable.
10273 (internal_reference_types): New function.
10274 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
10275 * tree.h (internal_reference_types): New declaration.
10277 * cse.c (find_best_addr): Fix typo in computing cost.
10279 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10281 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
10282 and this is the sum of a pointer and a constant, we know the result
10284 (num_sign_bit_copies, case PLUS): Likewise.
10285 * explow.c (convert_memory_address): Remove opposite SUBREG.
10286 * function.c (instantiate_new_reg): New function (from common code).
10287 (instantiate_virtual_regs_1): Call it.
10288 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
10289 if pointers sign- or zero-extend.
10290 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
10291 If pointers extend unsigned, use inside of SUBREG.
10292 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
10294 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
10296 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
10297 subdir of gcc_gxx_include_dir.
10298 (gcc_gxx_target_include_dir): Remove.
10300 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
10302 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
10303 (dwarf2out_frame_debug_expr): Revise introductory comments to add
10304 a high-level description.
10306 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
10308 * final.c: Move the declaration of profile_label_no to ...
10309 * output.h: ... here.
10310 * function.c (expand_function_start): Call PROFILE_HOOK.
10311 * config/rs6000/aix.h: Define PROFILE_HOOK.
10312 * config/rs6000/rs6000-protos.h: output_profile_hook new.
10313 * config/rs6000/rs6000.c (output_profile_hook): Define.
10314 (output_prolog): Do nothing for ABI_AIX as it is taken care by
10315 output_profile_hook.
10316 tm.texi : Explain new macro PROFILE_HOOK.
10318 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
10320 * extend.texi (Extended Asm): Do not say that semicolon is always
10321 a valid line-breaking character for GNU assemblers. Use
10322 newline-tab as the most commonly supported syntax. Use
10323 newline-tab rather than semicolon in multi-insn examples.
10325 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10327 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
10329 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10330 David Edelsohn <edelsohn@gnu.org>
10332 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
10333 code for AIX, even without flag_pic.
10335 2001-02-05 Jakub Jelinek <jakub@redhat.com>
10337 * c-typeck.c (common_type): push and pop binding level around
10338 calling common_type on function parameters.
10340 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
10342 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
10344 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10346 * config/mips/mips.c (override_options): Fix typo in last change.
10347 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
10348 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
10350 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
10352 * invoke.texi (-fdump-class-layout): Document.
10353 (-fdump-translation-unit): Use `=' as filename separator.
10355 2001-02-05 Mark Mitchell <mark@codesourcery.com>
10357 * Makefile.in (s-mlib): Don't build multilibs if
10358 --disable-multilib.
10359 (DRIVER_DEFINES): Adjust accordingly.
10361 (protoize.o): Likewise.
10362 (unprotoize.o): Likewise.
10363 * configure.in: Recognize --enable-multilib.
10365 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10367 * Makefile.in (DRIVER_DEFINES): Fix quoting.
10369 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
10370 * configure.in: Remove --enable-libstdcxx_v3 support.
10371 * configure: Regenerated.
10373 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10375 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
10376 Call abort instead of fatal.
10377 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
10378 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
10379 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
10380 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
10381 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
10382 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
10384 * diagnostic.h (set_internal_error_function): Renamed.
10385 * toplev.h (internal_error): Renamed from fatal.
10386 (pfatal_with_name): Deleted.
10387 (fatal_io_error): Now has printf-style arguments.
10388 * diagnostic.c (pfatal_with_name): Deleted.
10389 (fatal_io_error): Rework to have args in printf-style.
10390 (set_internal_error_function): Renamed from set_fatal_function.
10391 (internal_error): Renamed from fatal.
10392 (error_recursion, fancy_abort): Call internal_error instead of fatal.
10393 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
10394 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
10395 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
10396 * flow.c (verify_flow_info): Likewise.
10397 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
10398 * config/mips/mips.c (save_restore_insns): Likewise.
10400 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
10401 * flow.c (verify_flow_info): Likewise.
10402 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
10403 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
10404 (avr_normalize_condition): Likewise.
10405 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
10406 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
10407 (limit_reload_class, double_reg_to_memory): Likewise.
10408 (print_operand_address, emit_1600_code_shift): Likewise.
10409 (gen_tst_reg, gen_compare_reg): Likewise.
10410 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
10411 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
10413 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
10415 * c-parse.in (methoddef): Call fatal_error instead of fatal.
10416 * objc/objc-act.c (build_ivar_chain): Likewise.
10417 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
10419 * graph.c (clean_graph_dump_file): Likewise.
10420 * profile.c (init_branch_prob): Likewise.
10421 * objc/objc-act.c (objc_init): Likewise.
10423 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
10424 * config/avr/avr.c (avr_override_options): Likewise.
10425 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
10426 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
10427 * config/h8300/h8300.c (h8300_init_once): Likewise.
10428 * config/mips/mips.c (override_options): Likewise.
10429 * config/i386/i386.c (override_options): Likewise, rework.
10430 * config/m68k/m68k.c (override_options): Likewise.
10432 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
10434 * config/mips/mips.c (print_operand): Likewise.
10435 * hash.c (hash_allocate): Don't check for failure returns from
10436 obstack functions that can't fail.
10437 (hash_table_init_n, hash_table_init): Likewise; also now return void.
10438 * hash.h (hash_table_init_n, hash_table_init): Now return void.
10439 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
10440 (get_object_reference): Likewise.
10442 2001-02-04 Nick Clifton <nickc@redhat.com>
10444 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
10445 StrongARM1110, 10TDMI, and 1020T.
10447 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10449 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
10451 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
10453 * config/sh/sh.md (movdf load split): Pass register number to
10454 FP_OR_XD_REGISTER_P.
10456 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10458 * cppinit.c (BC): New macro.
10459 (builtin_array): Add __GXX_WEAK__.
10460 * cpplib.h (builtin_type): Add BT_WEAK.
10461 * cppmacro.c (builtin_macro): Handle BT_WEAK.
10462 * defaults.h (SUPPORTS_ONE_ONLY): Define.
10463 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
10465 2001-02-03 Jakub Jelinek <jakub@redhat.com>
10467 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
10469 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10471 * cpphash.h: Rename _ALIGN POOL_ALIGN.
10472 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10474 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10476 * cpphash.h: Rename ALIGN _ALIGN.
10477 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10479 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
10481 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
10482 compilation environment.
10483 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
10484 control over location of cygwin includes and libs.
10486 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10488 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
10490 2001-02-02 lars brinkhoff <lars@nocrew.org>
10492 * md.texi (Standard Names): remove reference to spur.md.
10494 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10496 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
10497 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
10498 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
10499 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
10500 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10502 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10504 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
10505 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
10506 number before reload.
10507 (c4x_adjust_cost): Return zero before reload.
10508 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
10509 split before reload.
10511 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10513 * c4x.c (c4x_hard_regno_rename_ok): New.
10514 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
10515 * c4x.h (HARD_REGNO_RENAME_OK): Define.
10517 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10519 * diagnostic.h: Add missing "extern" in all declarations.
10521 2001-02-02 Alex Samuel <samuel@codesourcery.com>
10523 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
10524 as for gcc_gxx_include_dir.
10526 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
10528 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
10530 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10532 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
10533 label before alignment to be used as the braf base address.
10534 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
10536 (casesi_jump_2): Require at least TARGET_SH2.
10538 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
10539 truncation to 32-bit doubles on -m3e and -m4-single-only.
10541 2001-02-02 Mark Mitchell <mark@codesourcery.com>
10543 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
10544 the default when building a shared object.
10545 (init_spec): Use it.
10546 * testsuite/lib/g++.exp: Include the directory where libgcc
10547 is located to the LD_LIBRARY_PATH list.
10548 * invoke.texi (-shared-libgcc): Document the cases in which
10549 GCC defaults to using the shared libgcc.
10551 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10553 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
10554 unsigned is wide enough.
10555 (BITS_PER_SI): New.
10556 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
10557 (si_to_float): Likewise.
10558 (float_to_si, float_to_usi): Use BITS_PER_SI.
10560 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10562 * dwarf2out.c: Added explanation of abbreviations.
10563 (def_cfa_1): Added comments listing DWARF2 instructions.
10564 (cfa_temp_reg): Removed in favor of cfa_temp.
10565 (cfa_temp_value): Removed in favor of cfa_temp.
10566 (cfa_temp): New global variable.
10567 (dwarf2out_frame_debug_expr): Added extensive introductory
10568 comments explaining the function's transformations. Revised to
10569 use cfa_temp. Added some rtx checking. Generalize IOR case.
10570 (dwarf2out_frame_debug): Revised to use cfa_temp.
10571 (output_aranges): Cast as "unsigned" to avoid warning.
10572 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
10573 explain which instructions must be marked.
10575 2001-02-01 Richard Henderson <rth@redhat.com>
10577 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
10580 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10582 * config/sh/crt1.asm (main_k): Modified so that start calls
10583 ___setup_argv_and_call_main.
10585 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
10587 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
10588 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
10589 and AVOID_LPASTE is cleared on meeting an unescaped newline.
10590 * cppmacro.c (builtin_macro): Set builtin flags here.
10591 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
10592 (replace_args): Clarify intent.
10593 (cpp_get_token): Macro expansion tokens get the saved flags.
10595 * cppmain.c (scan_buffer): Remove now-redundant print.printed
10598 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10600 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
10603 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10605 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
10606 returns Pmode pseudo, but we need ptr_mode.
10607 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
10608 Remove bogus conversions; use HOST_WIDE_INT for size.
10609 Don't use TARGET if wrong mode.
10611 * config/i386/i386.c (ix86_compute_frame_size): Allow
10612 stack_alignment_needed to be non-default even if size is zero.
10614 2001-01-31 Alan Modra <alan@linuxcare.com.au>
10616 * pa.c (hppa_init_pic_save): New function.
10617 * pa.h (hppa_init_pic_save): Declare.
10618 * pa.md (call, call_value, sibcall, sibcall_value): Use
10619 the above instead of duplicated code.
10621 * pa.c (hppa_encode_label): Correct size of alloca buffer
10622 so we don't overrun it. Correct leading `*' case.
10623 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
10624 need to handle `*@'.
10625 (FUNCTION_NAME_P): Likewise.
10627 2001-01-31 Richard Henderson <rth@redhat.com>
10629 * config.gcc (alpha-osf5): Use float-i128.h.
10631 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
10632 * config/float-i32.h: Likewise.
10633 * config/float-i64.h: Likewise.
10634 * config/float-sh.h: Likewise.
10635 * config/float-sparc.h: Likewise.
10637 2001-01-31 DJ Delorie <dj@redhat.com>
10639 * expmed.c (extract_bit_field): allow non-integral modes if we
10640 want to extract a whole register from itself.
10642 2001-01-31 Jakub Jelinek <jakub@redhat.com>
10644 * c-typeck.c (set_init_index): If first is equal to last, assume as
10645 if it was not a range at all.
10647 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10649 * config/fp-bit.c: Include tm.h.
10650 (float_to_si): Don't assume SImode is 32-bits wide.
10651 (float_to_usi): Likewise.
10653 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10655 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
10657 (typename): Call pending_xref_error after parsing typed_typespecs.
10658 * c-decl.c (lookup_tag): Give error immediately rather than
10659 leaving it pending if the tag of the wrong type is in the same
10661 (xref_tag): Don't pedwarn for forward declarations of enum types
10663 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
10666 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10668 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
10670 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10672 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
10673 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
10675 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10677 * cpphash.h (struct cpp_reader): New saved_flags.
10678 * cppmacro.c (cpp_get_token): Use saved_flags to remember
10679 to avoid a paste after a pasted token.
10681 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10683 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
10684 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
10685 Wtype_MIN instead of LONG_MIN.
10687 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10689 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
10691 * fixinc/fixincl.x: Regenerated.
10692 * fixinc/inclhack.def (irix_limits_const): New definition to
10693 convert "const" to "__const" in limits.h.
10695 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10697 * fixinc/genfixes (AG): Fix "autogen4" thinko.
10699 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10701 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
10702 when register dies in the insn.
10704 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10706 * diagnostic.c (fatal): Fix word wrap.
10708 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
10710 * combine.c (try_combine): Fix SUBREG setting for
10711 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
10713 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10715 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
10718 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10720 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
10722 * toplev.c (decode_W_option): Update warn_larger_than
10723 unconditionally for each processed switch.
10725 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
10727 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
10729 (hppa_expand_prologue): Delete code to save pic offset table register
10730 in the function prologue.
10731 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
10732 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
10733 table register at the beginning of the function after the prologue.
10735 2001-01-29 lars brinkhoff <lars@nocrew.org>
10737 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
10739 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
10740 Jeff Law <law@redhat.com>
10742 * pa.md (return): Revise comment for trivial return.
10743 (return_internal): Non-trivial return pattern for non-PIC code.
10744 (return_internal_pic): Non-trivial return pattern for PIC code.
10745 It uses the PIC register to ensure it is restored after
10747 (epilogue): Generate appropriate return for PIC and non-PIC code.
10749 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
10751 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
10753 2001-01-29 DJ Delorie <dj@redhat.com>
10755 * combine.c (if_then_else_cond): Pass the correct mode to
10756 operand_subword() for constants.
10758 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
10760 * config/i386/cygwin.h: Add w32api to include search. Search different
10761 directories in a cross-build environment.
10763 2001-11-29 Tim Josling <tej@melbpc.org.au>
10765 * tree.h (TYPE_STUB_DECL): Add documentation.
10767 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
10769 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
10770 (sdbout_field_types): Likwise. Fix use of host_integerp.
10772 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
10774 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
10777 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
10779 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
10780 to use flag_gnu_linker.
10782 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10784 * cpplib.c (T_BAD_DIRECTIVE): Remove.
10785 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
10787 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
10789 * tree.c, tree.h (build_parse_node): Remove; was identical to
10791 * c-lang.c (start_cdtor), objc/objc-act.c
10792 (build_module_descriptor): Use build_nt instead of
10795 2001-01-29 Jakub Jelinek <jakub@redhat.com>
10797 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
10798 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
10799 not have any upper bits set.
10801 2001-01-29 Phil Edwards <pme@sources.redhat.com>
10803 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
10805 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10807 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
10809 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
10811 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
10812 (integer_minus_one_node): Define.
10814 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
10816 * Makefile.in (bootstrap2-lean): Fix typo.
10818 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
10820 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
10821 : Don't set fe_value.
10822 * cpplib.h (AVOID_LPASTE): New flag.
10823 (struct cpp_hashnode): Remove fe_value.
10824 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
10825 * cppmacro.c (builtin_macro): Don't set flags here.
10826 (replace_args): Set AVOID_LPASTE flag on first token of an
10827 argument, and the token following it.
10828 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
10829 macro expansion, and on the token following it. Do it for
10831 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
10833 2001-01-27 Richard Henderson <rth@redhat.com>
10835 * config/alpha/t-ieee: Remove multilibbing.
10836 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10838 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10840 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
10842 * Makefile.in: Remove all dependencies on defaults.h.
10843 * builtins.c: Don't include defaults.h.
10844 * c-common.c: Likewise.
10845 * c-decl.c: Likewise.
10846 * c-pragma.c: Likewise.
10847 * c-typeck.c: Likewise.
10848 * combine.c: Likewise.
10849 * i386.c: Likewise.
10850 * frame-ia64.c: Likewise.
10851 * cppexp.c: Likewise.
10852 * crtstuff.c: Likewise.
10853 * dbxout.c: Likewise.
10854 * dwarf2out.c: Likewise.
10855 * dwarfout.c: Likewise.
10856 * emit-rtl.c: Likewise.
10857 * except.c: Likewise.
10858 * expr.c: Likewise.
10859 * final.c: Likewise.
10860 * frame-dwarf2.c: Likewise.
10861 * libgcc2.c: Likewise.
10862 * optabs.c: Likewise.
10863 * profile.c: Likewise.
10864 * sdbout.c: Likewise.
10865 * toplev.c: Likewise.
10866 * tradcif.y: Likewise.
10867 * tree.c: Likewise.
10868 * varasm.c: Likewise.
10870 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10872 * builtins.c (expand_builtin_fputs): Use size_one_node when
10873 transforming into fwrite.
10875 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
10877 * extend.texi (Attribute Syntax): New section.
10879 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10881 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
10882 they didn't need fixing.
10884 2001-01-27 Janis Johnson <janis@us.ibm.com>
10886 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
10888 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
10889 to remove macro definitions that are duplicated from elfos.h.
10891 2001-01-27 Richard Henderson <rth@redhat.com>
10893 * config/i386/sco5gas.h: Move ...
10894 * config/usegas.h: ... here.
10895 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
10897 2001-01-27 Jakub Jelinek <jakub@redhat.com>
10899 * c-typeck.c (struct constructor_stack): Add range_stack member.
10900 (really_start_incremental_init): Clear it.
10901 (push_init_level): Save constructor_range_stack and clear it if
10902 pushing explicit braces.
10903 (pop_init_level): abort if constructor_range_stack is non-zero at
10904 explicit closing brace. Restore saved constructor_range_stack if
10907 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10909 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
10910 into register was forced into memory.
10912 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10914 * Makefile.in: Remove uses of + before $(MAKE).
10916 2001-01-26 Richard Henderson <rth@redhat.com>
10918 * stmt.c (cost_table): Remove.
10919 (COST_TABLE, cost_table_initialized): New.
10920 (estimate_case_costs): Use the later instead of the former.
10921 (balance_case_nodes): Likewise.
10923 2001-01-26 Richard Henderson <rth@redhat.com>
10925 * alias.c (objects_must_conflict_p): Read-only slots may not
10926 conflict despite having the same type.
10928 2001-01-27 Michael Hayes <mhayes@redhat.com>
10930 * loop.c (loop_giv_reduce_benefit): Copy mode size into
10932 (check_ext_dependant_givs): Initialise u_start_val and
10934 (load_mems): Make last_max_reg unsigned.
10935 (try_swap_copy_prop): Use INSN_P and initialise set.
10937 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
10939 * README.AVR : Removed.
10941 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
10943 * pa-64.h (text_section): Remove declaration.
10945 * pa.md (return_internal): Remove mode on PIC register use.
10947 2001-01-25 lars brinkhoff <lars@nocrew.org>
10949 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
10950 ASM_CLOSE_PAREN): fix typos.
10952 2001-01-25 Mark Mitchell <mark@codesourcery.com>
10954 * acconfig.h: Define `const' to the empty string if neither
10955 __STDC__ nor __cplusplus is defined.
10956 * config.in: Regenerated.
10958 2001-01-25 David Edelsohn <edelsohn@gnu.org>
10960 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
10961 * collect2.c (main): Delete importf. Add ".obj" file extension.
10962 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
10963 (aix_std_libs): Add additional AIX libraries to skip.
10964 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
10965 * config/rs6000/aix51.h: New file.
10967 2001-01-25 Michael Hayes <mhayes@redhat.com>
10969 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
10970 (loop_insn_emit_before): No longer static.
10971 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
10972 (loop_givs_rescan, load_mems): Likewise.
10973 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
10974 (maybe_eliminate_biv_1):
10975 (move_movables): Replace emit_call_insn_before with
10976 loop_call_insn_hoist.
10977 * loop.h (loop_insn_emit_before): Add.
10978 * unroll.c (copy_loop_body): Replace emit_insn_before with
10979 loop_insn_emit_before.
10981 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
10983 * diagnostic.c (fatal): Request preprocessed source.
10985 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
10987 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
10988 olddecl has argument types and newdecl has none, use the argument
10989 types from olddecl.
10991 2001-01-24 Ulrich Drepper <drepper@redhat.com>
10993 * dwarf2out.c (prefix_of): New function. Determine longest common
10994 prefix of the two arguments. The units are whole path components.
10995 (output_file_names): When adding a new directory find the one entry
10996 with the longest common prefix already in the list. Artificially
10997 generate entry if there is none for this prefix.
10998 Fix test to check whether the zeroth directory entry is used.
11000 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
11002 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
11003 Changed all callers. Take it into account when deciding if a
11004 previously loaded value matches.
11006 2001-01-24 Richard Henderson <rth@redhat.com>
11008 * reload.c (find_reloads_subreg_address): Fail the substitution
11009 if the resulting address is insufficiently aligned.
11011 2001-01-24 DJ Delorie <dj@redhat.com>
11013 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
11014 check the original operand's mode also.
11015 * simplify-rtx.c (simplify_ternary_operation): Ditto.
11017 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11019 * c-parse.in (cast_expr): Move compound literals from here ...
11020 (primary): ... to here. Use standard terminology "compound
11021 literal" instead of "constructor expression".
11023 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11025 * gcc.1, cpp.1: Regenerate.
11027 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
11029 * calls.c (emit_library_call_value_1): Memory slot for
11030 pass-by-reference argument should have the mode of the argument,
11031 not of the pointer to it.
11033 2001-01-24 Tom Tromey <tromey@redhat.com>
11035 * gcc.texi (G++ and GCC): Mention gcj manual.
11036 (Standards): Link to section of manual mentioning gcj/Java
11039 2001-01-24 Jakub Jelinek <jakub@redhat.com>
11041 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
11042 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
11043 * tradcpp.c (main): Add -imacros or -include'd dependencies
11045 * cpp.texi (-M, -MM): Document -M -include behaviour.
11047 2001-01-24 Roger Collins <roger@ProProject.com>
11049 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
11051 2001-01-24 Will Cohen <wcohen@redhat.com>
11053 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
11054 whether registers are 32 bits or 64 bits in size.
11056 2001-01-24 Ben Elliston <bje@redhat.com>
11058 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
11060 2001-01-24 Richard Henderson <rth@redhat.com>
11062 * config/alpha/alpha.md (builtin_longjmp_internal): New.
11063 (builtin_longjmp): Use it instead of emit_indirect_jump.
11065 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
11067 * bb-reorder.c (make_reorder_chain_1): Handle case where
11068 jump edge goes to the same block as the fallthru edge.
11070 2001-01-23 Jim Wilson <wilson@redhat.com>
11072 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
11073 * frame.h (__ia64_personality_v1): Add prototype.
11074 * libgcc2.c (ia64_throw_helper): Change personality declaration to
11075 prototype form. Add void * cast to first argument to personality
11077 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
11078 (asctoe113): Likewise.
11079 * config/ia64/frame-ia64.c: Include eh-common.h.
11080 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
11082 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
11084 (itanium_split_issue): Add prototype.
11085 (gen_nop_type): Ifdef out.
11086 (find_best_packet): Initialize best_packet.
11087 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
11089 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
11090 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
11091 (flushrs): Add explicit stop bit at end.
11092 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
11095 2001-01-23 Chris Demetriou <cgd@broadcom.com>
11097 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
11099 * libgcc2.c (__terminate_func): Make variable static.
11100 (__terminate_set_func): New function to set __terminate_func.
11101 * libgcc2.h (__terminate_func_ptr): New typedef.
11102 (__terminate_set_func): New function.
11104 2001-01-23 Richard Henderson <rth@redhat.com>
11106 * flow.c (init_propagate_block_info): Don't consider unchanging
11107 memories for dead frame store elimination.
11109 2001-01-23 Richard Henderson <rth@redhat.com>
11111 * varasm.c (UNIQUE_SECTION): Move default implementation ...
11112 * defaults.h: ... here.
11114 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11116 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
11118 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
11120 * c-lex.c (lex_charconst): Fix typo: s/p/str.
11122 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11124 * rs6000.h (rs6000_return_addr): Move prototype from here...
11125 * rs6000-protos.h (rs6000_return_addr): ...to here.
11126 (rs6000_init_expanders): Delete prototype.
11128 2001-01-23 Nick Clifton <nickc@redhat.com>
11130 * invoke.texi: Replace , with \, inside @gccoptlist macros.
11131 (Spec Files): Document %B and %j and %. and %v3 and %M and
11132 %{S*&T} spec switches.
11134 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11136 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
11138 2001-01-23 Chris Demetriou <cgd@sibyte.com>
11139 Neil Booth <neil@daikokuya.demon.co.uk>
11141 * cpperror.c: Merge handlers of PEDWARN and WARNING.
11142 Have -Werror make pedantic warnings errors, like the
11145 2001-01-23 Phil Edwards <pme@sources.redhat.com>
11147 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
11149 2001-01-23 Jakub Jelinek <jakub@redhat.com>
11151 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
11152 * integrate.c (expand_inline_function): Initialize them.
11153 (subst_constants): If changing COMPARE so that both its arguments
11154 will be VOIDmode and the comparison mode will be lost, note
11155 compare_mode. Use the recorded compare_mode to optimize
11158 2001-01-23 Jason Merrill <jason@redhat.com>
11160 * dwarf2out.c (new_die): Use xcalloc.
11161 (output_die): Abort rather than emit a local reference to offset 0.
11163 2001-01-17 Andrew Haley <aph@redhat.com>
11165 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
11166 of a saved register; return NULL instead.
11167 (copy_reg): Take a pointer to a source register rather than a
11169 (next_stack_level): Remember the address in the stack frame of all
11171 Use the saved register pointer array as the source of the CFA.
11172 (throw_helper): Rewrite. Unwind once rather than twice and keep
11173 track of saved registers as we go.
11175 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11177 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
11178 * c4x.c (c4x_legitimize_reload_address): Remove.
11179 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
11180 reload address for ldp(k) insn.
11182 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
11184 * pa.md (return_internal): Add a USE of the PIC register to ensure
11185 it is restored after each call.
11186 (return expander): Corresponding changes.
11188 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11190 * rs6000.h (INIT_EXPANDERS): Delete.
11191 (RETURN_ADDR_RTX): Call rs6000_return_addr().
11192 * rs6000.c (rs6000_override_options): Call *_machine_status from
11194 (rs6000_init_expanders): ...instead of here. Delete.
11195 (rs6000_mark_machine_status): New function.
11196 (rs6000_init_machine_status): Use xcalloc.
11197 (rs6000_return_addr): Generate RTX for the return address.
11198 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
11199 (rs6000_stack_info): Use it.
11201 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
11203 * gthr-win32.h: Include errno.h to get a declaration for
11204 EINVAL and _mingw.h if the target is mingw32.
11206 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
11208 * cpp.texi: Correct typos.
11210 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11212 * explow.c (probe_stack_range): Ensure value passed to
11213 stack_check_libfunc is ptr_mode, not Pmode.
11215 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
11217 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
11218 case, don't use operand_subword to calculate a SUBREG that is
11221 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
11223 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11225 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
11226 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
11227 valid. If not replace it by equivalent insns.
11229 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11231 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
11232 contains SYMBOL_REF, LABEL_REF and CONST_INT.
11233 (c4x_U_constraint, symbolic_address_operand): Likewise.
11234 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
11236 (c4x_r11_set_p, c4x_check_laj_p): New functions.
11237 * c4x-protos.h (c4x_check_laj_p): Add prototype.
11238 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
11239 anulling slot because of silicon bug.
11240 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
11242 2001-01-22 Alan Modra <alan@linuxcare.com.au>
11244 * cppexp.c (parse_charconst): Change `mask' type to agree
11247 2001-01-21 Richard Henderson <rth@redhat.com>
11249 * config/i386/i386.c (ix86_asm_file_end): Disable putting
11250 pic_label_name in a linkonce section.
11252 2001-01-17 Philipp Thomas <pthomas@suse.de>
11254 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
11256 * configure: Regenerate.
11258 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
11260 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
11261 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
11263 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
11265 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
11266 If REVERSE nonzero then condition code in X must be reversed.
11267 (encode_section_info): Optimise if/else.
11268 (avr_function_value): Fix formatting.
11270 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
11271 (difficult_branch): Likewise.
11272 (rvbranch): Likewise.
11273 (difficult_rvbranch): Likewise.
11275 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
11277 * config/avr/libgcc.S: Fix comment.
11279 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11281 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
11283 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11285 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
11287 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11289 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
11290 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
11291 * configure, config.in: Regenerate.
11292 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
11293 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
11294 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
11295 (doprint.o): New rule.
11297 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
11299 * c-typeck.c (digest_init): Handle boolean types as scalars.
11301 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11303 * stmt.c (expand_return): Don't return anything if size is zero.
11304 Delete redundant assignment to BYTES.
11305 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
11307 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
11309 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
11310 the same as the default library function names.
11311 * config/avr/avr.md: Document special characters after '%'.
11312 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
11313 knowing which of the call-used registers are really clobbered.
11314 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
11315 New. Both quotient and remainder from one libgcc.S call.
11316 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
11317 clobber as few registers as possible.
11318 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
11320 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
11322 * cppmacro.c (funlike_invocation_p): Don't move back up to the
11323 context of the top of the stack.
11325 2001-01-20 Jakub Jelinek <jakub@redhat.com>
11327 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
11328 (fixup_var_refs_insns): ...here.
11330 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
11332 * function.c (fixup_var_refs_insns): Break up into
11333 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
11334 [loop over entire insn list], and fixup_var_refs_insns_with_hash
11335 [loop over hash table entries].
11336 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
11337 fixup_var_refs_insns_with_hash, to match above changes.
11339 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11341 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
11342 (libgcc.a): Likewise.
11343 (stmp-multilib): Likewise.
11344 (STAGE2_FLAGS_TO_PASS): Likewise.
11346 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11348 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
11349 temporary if no_new_pseudos.
11351 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
11353 * cppinternals.texi: Update.
11355 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
11357 * arm.c (arm_init_builtins): Re-enable builtins.
11359 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11361 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
11362 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
11363 element to be null, and always expect an EXPR_LIST.
11364 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
11365 * sched-deps.c (sched_analyze_1): Likewise.
11366 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11368 * regclass.c (max_set_parallel): New variable.
11369 (reg_scan): Take it into account in computation of max_parallel.
11370 (reg_scan_mark_refs, case SET): Compute it.
11372 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
11374 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
11375 * function.c (assign_parms): Use INTVAL for a CONST_INT.
11377 2001-01-19 Jason Merrill <jason@redhat.com>
11379 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
11380 for the abstract instance of an inline function.
11382 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
11383 J"orn Rennecke <amylaar@redhat.com>
11385 * reload1.c (move2add_note_store): Treat all registers directly or
11386 indirectly derived from a base register as members of the same set
11388 (reload_cse_move2add): Adjust accordingly. Take mode and offset
11389 of base register into account.
11391 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
11393 * alias.c (find_base_value): Recognize TRUNCATE.
11394 (record_set): In PLUS case, invalidate if other summand is also a
11397 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11399 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
11400 entry to be EXPR_LIST.
11401 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
11402 be an EXPR_LIST (but not null, which other code doesn't allow).
11403 (note_stores): Properly handle PARALLEL in SET.
11404 Recursively call for top-level PARALLEL.
11405 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
11406 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11408 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
11410 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
11412 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
11413 not pfile->skipping (== 0).
11415 2001-01-17 Nick Clifton <nickc@redhat.com>
11417 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
11420 2001-01-17 Jim Wilson <wilson@redhat.com>
11422 * invoke.texi (IA-64 options): Improve.
11424 2001-01-17 Tom Tromey <tromey@redhat.com>
11426 * invoke.texi (Optimize Options): Use `{}' to around @samp
11429 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
11431 * invoke.texi (-fno-guess-branch-probability): New option.
11433 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11435 * combine.c (try_combine): Don't set i3_subst_into_i2 for
11436 case of making new double-word constant.
11437 Revert last change: instead just test i3_subst_into_i2.
11439 2001-01-17 Jakub Jelinek <jakub@redhat.com>
11441 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
11442 Use q constraints instead of r.
11444 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
11446 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
11447 (machine_function): Define.
11448 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
11449 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
11450 pa_free_machine_status): New functions.
11451 (override_options): Set {init,mark,free}_machine_status to above.
11452 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11453 PIC_OFFSET_TABLE_REGNUM_SAVED.
11454 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11455 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
11456 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
11457 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
11458 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11460 2001-01-15 DJ Delorie <dj@redhat.com>
11462 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
11466 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11468 * flow.c (propagate_one_insn): Make trying to delete a prologue
11469 or epilogue insn an ICE, not a warning. Allow doing this if
11470 the current function returns with stack pointer depressed.
11472 * combine.c (try_combine): If i3_subst_into_i2, properly check for
11473 I3 having more than one SET.
11475 2001-01-16 Jim Wilson <wilson@redhat.com>
11477 * invoke.texi: Document IA-64 options.
11479 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
11480 (fixup_errata): Delete TARGET_A_STEP use.
11481 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
11482 (TARGET_SWITCHES): Delete -ma-step option.
11483 * config/ia64/ia64.md (all FP patterns): Delete %B0.
11484 (movqicc_astep, movqi_internal_astep, movhicc_astep,
11485 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
11486 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
11487 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
11488 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
11490 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
11491 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
11492 cmovsi_internal): Delete ! TARGET_A_STEP check.
11494 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11496 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
11497 possibility to report bugs via postal mail. Change a URL and
11498 merge in a nearly duplicate statement...
11499 (Bug Reporting): ...from here.
11500 (Service): Refer to the Bug Reporting section instead of
11501 duplicating an URL.
11502 (Contributing): Remove trivial explanations concerning snapshots.
11504 2001-01-16 Alan Modra <alan@linuxcare.com.au>
11506 * cppmain.c (general_init): Don't use ANSI prototype.
11508 2001-01-16 Tom Tromey <tromey@redhat.com>
11510 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
11512 2001-01-16 Richard Henderson <rth@redhat.com>
11514 * config/i386/i386.h: Fix comment typo.
11515 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
11516 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
11518 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11520 * gcc.c: Revert previous -fsyntax-only-related change; move
11523 2001-01-16 Jakub Jelinek <jakub@redhat.com>
11525 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
11526 inmode after checking GET_CODE (op).
11528 2001-01-16 Richard Henderson <rth@redhat.com>
11530 * flow.c (struct propagate_block_info): Add mem_set_list_len.
11531 (MAX_MEM_SET_LIST_LEN): New.
11532 (propagate_one_insn): Update mem_set_list_len.
11533 (invalidate_mems_from_autoinc): Likewise.
11534 (invalidate_mems_from_set): Likewise.
11535 (mark_used_regs): Likewise.
11536 (init_propagate_block_info): Likewise. Stop collecting memories
11537 when we reach MAX_MEM_SET_LIST_LEN.
11538 (mark_set_1): Likewise.
11540 2001-01-16 Richard Henderson <rth@redhat.com>
11542 * unroll.c (precondition_loop_p): Fail if no iteration
11545 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11547 * gcc.c: When -fsyntax-only is given, do not complain about
11550 2001-01-15 Richard Henderson <rth@redhat.com>
11552 * config/i386/i386.c (asm_output_function_prefix): Remove.
11553 (ix86_asm_file_end): New.
11554 (load_pic_register): Generate pic_label_name into a
11555 staticly allocated buffer.
11556 * config/i386/i386-protos.h: Update.
11557 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
11558 (ASM_FILE_END): New.
11559 * config/i386/i386afe.h: New file.
11560 * config.gcc (i?86-*-elf) [tm_file]: Use it.
11561 (i?86-*-{freebsd,linux*,moss*}): Likewise.
11562 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
11563 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
11564 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
11565 * config/i386/sco5.h (ASM_FILE_END): Likewise.
11566 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
11568 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11570 * Makefile.in (install-man): Remove explicit dependency on
11573 * configure.in, configure: Revert previous patch requiring perl
11576 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
11578 * toplev.c (flag_guess_branch_prob): New.
11579 (f_options): Add guess-branch-probability option.
11580 (rest_of_decl_compilation): Only estimate branch probability if
11582 (main): set flag_guess_branch_prob.
11584 * flags.h (flag_guess_branch_prob): New.
11586 2001-01-15 DJ Delorie <dj@redhat.com>
11588 * gcc.texi (Makefile): Add documentation for Makefile targets.
11590 2001-01-15 Philip Blundell <philb@gnu.org>
11592 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
11594 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
11595 (is_pic): Delete declaration.
11596 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
11597 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
11598 * config/arm/arm.md (builtin_setjmp_receiver): New.
11600 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11602 * arm.c (use_return_insn): Don't try to determine the function type
11603 until after reload has completed.
11604 (arm_output_epilogue): Don't adjust the sp value recovered from the
11606 (emit_multi_reg_push): Don't record dwarf information for the pc.
11607 * arm.md (eh_epilogue): The function type may have changed, so it
11608 needs to be recalculated.
11609 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
11610 unwind tables on arm/netbsd.
11612 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11614 * arm.md (cbranchsi4): Correct calculation of branch ranges.
11615 (negated_cbranchsi4): Likewise.
11617 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11619 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
11620 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11621 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
11622 pass -mapcs-* options to assembler.
11623 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
11624 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11625 (ASM_SPEC): Call subtarget_extra_asm_spec.
11627 2001-01-15 Andreas Jaeger <aj@suse.de>
11629 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
11631 (ix86_expand_builtin): Likewise.
11633 * gencodes.c (output_predicate_decls): Make i size_t to avoid
11634 warning about comparison between signed and unsigned.
11636 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11638 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
11640 2001-01-14 Ralf Baechle <ralf@gnu.org>
11642 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
11643 SUBTARGET_CPP_SPEC apropriatly.
11645 2001-01-12 Mark Mitchell <mark@codesourcery.com>
11647 * varasm.c (make_decl_rtl): Fix typo in last change.
11649 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
11651 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
11652 linker supports the init_priority C++ attribute.
11653 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
11654 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
11655 linker does not support init_priority C++ attribute.
11657 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
11659 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
11661 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11663 * c-parse.in (finish_parse): Add comment about cpp_destroy.
11664 * cp/lex.c (finish_parse): Similarly.
11665 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
11666 Return the number of errors encountered.
11667 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
11668 * cppmain.c (main): Don't call cpp_destroy.
11670 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11672 * configure.in: Require at least perl 5.6.0 to regenerate
11674 * configure: Regenerate.
11676 2001-01-14 Richard Henderson <rth@redhat.com>
11678 * genrecog.c (DT_veclen_ge): New.
11679 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
11680 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
11681 (nodes_identical_1): Handle DT_veclen_ge.
11682 (write_cond, debug_decision_2): Likewise.
11684 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11686 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
11688 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
11690 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11692 * cppmain.c (do_preprocessing): New function; most of the old
11694 (main): Call it to do most of the work.
11695 (cb): Move from global scope to set_callbacks ().
11696 (setup_callbacks): Get the callback pointer.
11697 (general_init, printer_init): Clean up code and comments.
11699 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11701 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
11704 2001-01-14 Kazu Hirata <kazu@hxi.com>
11706 * config/h8300/h8300.c (get_shift_alg): Update comments.
11708 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11710 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
11711 (alloc_page, ggc_alloc): Add casts to remove warnings.
11713 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11715 * combine.c (simplify_comparison): Don't change `code' when
11716 can't reverse comparison.
11718 2001-01-14 Richard Henderson <rth@redhat.com>
11720 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
11721 update all call sites. Return true for all non-label constants.
11723 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
11725 * i386.c (ix86_expand_compare): Add bypass_test and second_test
11727 (ix86_expand_branch): Update.
11728 (ix86_expand_setcc): Update to handle multiple test conditions.
11729 (expand_int_movcc): Likewise.
11730 (expand_fp_movcc): Likewise.
11731 * i386-protos.h (ix86_expand_compare): New.
11732 * i386.md (andqi_?_slp, orqi_?_slp): New.
11733 (conditional trap expander): Update call to ix86_expand_compare.
11735 2001-01-14 Richard Henderson <rth@redhat.com>
11737 * config/vax/vax.md: Use nonimmediate_operand instead of
11738 general_operand in destinations.
11740 * config/vax/vax.md (indirect_jump): Use register_operand.
11742 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
11743 * config/vax/vax.md (call_pop): Turn into an expander.
11744 (call_value_pop): Likewise.
11745 (call, call_value): New.
11747 2001-01-14 Andreas Jaeger <aj@suse.de>
11749 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
11751 (ix86_fp_compare_mode): Add unused attribute.
11752 (ix86_expand_fp_movcc): Remove unused variable.
11753 (ix86_expand_builtin): Make fcode unsigned.
11755 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
11756 (expand_expr): Add cast to avoid signed warning.
11757 (store_field): Likewise.
11758 (store_constructor_field): Likewise.
11759 (store_constructor): Likewise.
11760 (store_expr): Likewise.
11761 (clear_storage): Likewise.
11762 (emit_group_store): Likewise.
11763 (emit_group_load): Likewise.
11765 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11767 * c-common.c: Move format checking code to ...
11768 * c-format.c: ... here. New file. Reorder some functions and
11770 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
11772 * c-common.h (decl_handle_format_attribute,
11773 decl_handle_format_arg_attribute): Declare.
11774 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
11775 (c-common.o): Adjust dependencies.
11776 (c-format.o): New list of dependencies.
11778 2001-01-13 Jakub Jelinek <jakub@redhat.com>
11780 * unroll.c (loop_iterations): If we cannot prove iteration variable
11781 is set once in each iteration, punt.
11783 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
11785 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
11786 (*strlenhi): Remove clobber (which was buggy) of output address.
11788 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11790 * Makefile.in (generated-manpages): Add gcc.1
11791 ($(srcdir)/gcc.1): New target.
11792 (maintainer-clean): Delete $(srcdir)/gcc.1.
11793 * gcc.texi: Add macros @gccoptlist and @gol.
11794 * invoke.texi: Include option summary in manpage. Mark up option
11795 summary with @gccoptlist and @gol. Use @r in one place where
11797 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
11798 * gcc.1: Generate from invoke.texi.
11800 2001-01-13 Richard Henderson <rth@redhat.com>
11802 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
11803 (struct page_entry): Add group member.
11804 (struct page_group): New.
11805 (struct globals): Add page_groups member.
11806 (alloc_anon): Only define for using mmap; remove valloc call.
11807 (page_group_index): New.
11808 (set_page_group_in_use): New.
11809 (clear_page_group_in_use): New.
11810 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
11811 (free_page, release_pages): Likewise.
11812 * configure.in (with-gc): Default to ggc-page always.
11814 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11816 * reload1.c (replace_pseudos_in_call_usage): Use
11817 reg_equiv_constant and reg_equiv_address, and don't try
11818 regno_reg_rtx first.
11820 2001-01-13 Richard Henderson <rth@redhat.com>
11822 * ggc-page.c (alloc_page): Round up allocation size to one page.
11823 Set e->order on extra pages.
11825 2001-01-13 Richard Henderson <rth@redhat.com>
11827 * genrecog.c (nodes_identical): Expand commentary.
11828 (write_switch): Watch out for identical nodes.
11830 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11832 * cppfiles.c (_cpp_fake_include): New function.
11833 * cpphash.h (_cpp_fake_include): New.
11834 * cpplib.c (do_line): Call _cpp_fake_include when entering
11835 header files in preprocessed input.
11836 * cppmain.c (cb_pragma_implementation): Remove handling.
11837 (setup_callbacks): Don't register pragmas.
11839 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11841 * extend.texi: Udate for CPP.
11843 2001-01-13 Andreas Jaeger <aj@suse.de>
11845 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
11847 * regmove.c: Add prototype for replace_in_call_usage.
11849 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11851 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
11852 struct cpp_chunk, struct htab, struct toklist,
11853 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
11854 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
11855 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
11856 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
11857 (struct macro_args): Delete.
11858 * cpphash.h: See above.
11860 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11862 * cppmain.c (struct printer): Remove no_line_dirs.
11863 (options, cb): New.
11864 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
11865 : Use options rather than CPP_OPTION.
11866 (setup_callbacks): Use cb rather than pfile->cb.
11867 (main): No need to check for a buffer. Use cpp_errors.
11868 (printer_init): Don't set no_line_dirs.
11869 (maybe_print_line): Use options not no_line_dirs.
11870 (cb_file_change): Don't call print_line if -P.
11872 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11874 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
11876 * c-parse.in (finish_parse): Use cpp_errors.
11877 (__yylex): Use return value of cpp_pop_buffer.
11878 * cp/lex.c (finish_parse): Use cpp_errors.
11879 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
11881 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
11883 * README.AVR: URLs corrected.
11885 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11887 * c-decl.c (start_function): Don't warn if old prototype is builtin
11888 that's not in C's namespace.
11889 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
11890 (_bb): Add prototype for ctime.
11891 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
11893 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
11895 * i386.c (ix86_fp_comparison_arithmetics_cost,
11896 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
11897 ix86_fp_comparison_cost): New functions.
11898 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
11899 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
11900 two-branch sequences; make static.
11901 (ix86_use_fcomi_compare): Do decision according to the costs.
11902 (split_fp_branch): New.
11903 * i386.md (compare-and-branch patterns): Use split_fp_branch.
11904 * i386-protos.h (ix86_expand_fp_compare): Remove
11905 (ix86_split_fp_branch): Declare.
11907 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
11908 and ix86_comparison_operator.
11910 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
11911 to make it cheaper.
11913 * i386.c (put_condition_code): Output properly the unordered/ordered
11914 compares in fp case.
11915 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
11917 * tm.texi (REVERSE_CONDITION): Document.
11918 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
11919 in -ffast-math mode.
11920 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
11922 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11924 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
11926 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
11929 * config/sh/sh.c (mova_p): Fix test for mova_const.
11931 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11933 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
11934 cpp_get_options rather than dereferencing pfile and using
11936 * scan-decls.c (scan_decls): Use return value of
11937 cpp_pop_buffer rather than CPP_BUFFER.
11939 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11941 * cppinit.c (cpp_handle_option): help_only is now part of the
11942 cpp_options structure.
11943 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
11944 cpp_set_callbacks): New functions.
11945 * cpplib.h (cpp_callbacks): Break out as a named structure.
11946 (cpp_options): Move help_only here from cpp_reader.
11947 (CPP_FATAL_ERRORS): Update to use cpp_errors.
11948 (cpp_errors, cpp_get_options, cpp_get_callbacks,
11949 cpp_set_callbacks): New prototypes.
11950 * cppmain.c (main): Update for help_only.
11952 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11954 * Makefile.in (info, maintainer-clean, install-info, uninstall):
11955 Also build and remove and install and uninstall c-tree.info and
11957 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
11958 ($(srcdir)/cppinternals.info): New target.
11959 * c-tree.texi: Change file name used when makeinfo used without -o
11960 from ir.info to c-tree.info. Add info directory entry.
11961 * cppinternals.texi: Add info directory entry.
11962 * .cvsignore: Update.
11964 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11966 * c-typeck.c (store_init_value): Don't require constant initializer
11967 elements with -pedantic -std=c99.
11968 (digest_init): Change error about non-constant initializer elements
11970 (constructor_range_end): Remove.
11971 (constructor_incremental, designator_depth,
11972 designator_errorneous): New variables.
11973 (struct constructor_stack): Remove range_end, add incremental.
11974 (struct constructor_range_stack, constructor_range_stack): New.
11975 (struct initializer_stack): Add constructor_range_stack.
11976 (finish_init): Set it.
11977 (start_init): Likewise. require_constant_elements for non-static
11978 trees only if not flag_isoc99.
11979 (really_start_incremental_init): Remove constructor_range_end, add
11980 constructor_incremental.
11981 (pop_init_level): Likewise.
11982 (push_init_level): Likewise. If implicit and the subobject had some
11983 value set already, preinitialize the level with it.
11984 Warn about missing braces only if not pushing due to designators.
11985 (set_designator, push_range_stack): New functions.
11986 (set_init_label): Use them.
11987 (set_init_index): Likewise. Remove constructor_range_end.
11988 Error if designator index is outside of array bounds.
11989 (add_pending_init): Compare values of purpose index trees, not the
11990 trees themselves. Allow overwriting of already initialized element.
11991 Issue a warning if it had side-effects.
11992 (set_nonincremental_init, set_nonincremental_init_from_string): New
11994 (pending_init_member): Rename to...
11995 (find_init_member): ...this function. Call set_nonincremental_init
11996 if necessary. Compare values of purpose index trees, not the trees
11997 themselves. Return the actual value, not just non-zero if something
11999 (output_init_element): Remove checks for duplicates.
12000 If field has zero size, only check the initializer for correctness.
12001 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
12002 if constructor_incremental is zero. Change error about initializers
12003 not computable at load time into pedwarn.
12004 (output_pending_init_elements): Compare bit positions, not
12005 FIELD_DECLs to take into account zero-sized fields.
12006 (process_init_element): Use constructor_range_stack to fill all
12007 ranges in the designator lists from current level up.
12008 * extend.texi: Update documentation for labeled elements.
12010 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
12012 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
12013 to function usage for arguments passed by reference. Optimize
12014 callee-copied arguments.
12015 * regmove.c (replace_in_call_usage): New function.
12016 (fixup_match_1): Call it.
12017 * cse.c (cse_insn): Canonicalize registers in function usage.
12018 * reload1.c (replace_pseudos_in_call_usage): New function.
12021 * Makefile.in: Reverted yesterday's wrong patch. Installed the
12024 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12026 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
12029 2001-01-12 DJ Delorie <dj@redhat.com>
12031 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
12032 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
12035 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12037 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
12038 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
12039 -std options alongside references to -ansi. Update some
12040 documentation for C99.
12041 * cpp.1: Regenerate.
12043 2001-01-12 Andreas Jaeger <aj@suse.de>
12045 * haifa-sched.c (restore_line_notes): Remove argument block B
12047 * sched-ebb.c (schedule_ebb): Change caller.
12048 * sched-rgn.c (schedule_region): Likewise.
12049 * sched-int.h (restore_line_notes): Adjust prototype.
12051 * loop.h: Remove wrong declaration of doloop_condition_get.
12053 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12055 * extend.texi: Move C++-extension-related node from the C section
12056 into the C++ section.
12058 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12060 * extend.texi: Refer to an array of pointers to functions instead
12061 of one of functions.
12063 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
12064 Jan Hubicka <jh@suse.cz>
12066 * combine.c (reversed_comparison): Fix typo in last patch.
12068 (combine_reversed_comparison_code): Make static to follow
12069 prototype declaration.
12071 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12073 * install.texi: Remove misplaced duplicate entry.
12075 2001-01-11 Ulrich Drepper <drepper@redhat.com>
12077 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
12079 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
12081 * final.c: (leaf_function_p): Fix typo.
12083 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
12085 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
12086 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
12088 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
12089 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
12090 mmap_anon, and valloc is available.
12091 * ggc-page.c: Restructure ifdef logic to match new autoconf
12092 spec. Don't throw away the test page in init_ggc.
12094 * configure, config.in: Regenerate.
12096 2001-01-12 Michael Hayes <mhayes@redhat.com>
12098 * loop.h (total_biv_increment): Constify iv_class pointer.
12099 (struct induction): Replace `mem_mode' with `mem' rtx.
12100 * unroll.c (total_biv_increment): Constify iv_class pointer.
12101 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
12102 (find_mem_givs, combine_givs_p): Likewise.
12103 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
12105 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
12107 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
12109 (__gthread_getspecific): Ditto.
12111 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
12113 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
12114 put_condition_code): Convert fp comparison codes to integer
12116 (ix86_expand_fp_compare): Postnote the fp comparison code converison
12119 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
12120 * i386-protos.h (no_comparison_operator): Kill.
12122 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
12124 * combine.c (REVERSIBLE_CC_MODE): Remove.
12125 (reversible_comparison_p): Remove.
12126 (combine_reversed_comparison_code): New.
12127 (reversed_comparison): New.
12128 (combine_simplify_rtx): Use
12129 combine_reversed_comparison_code/reversed_comparison instead
12130 of reversible_comparison_p.
12131 (simplify_if_then_else): Likewise.
12132 (simplify_set): Likewise.
12133 (simplify_logical): Likewise.
12134 (if_then_else_cond): Likewise.
12135 (known_cond): Likewise.
12136 (simplify_comparison): Likewise.
12138 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
12140 * builtins.c (std_expand_builtin_va_start): Handle varargs when
12141 sizeof (int) is larger than sizeof(__word__).
12143 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12145 * cppinit.c (do_includes): Fix typo.
12147 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12149 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
12150 in S_REGS does not occur because not all sources are possible
12151 when a S_REGS is a destination (sometimes needs a clobber).
12152 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
12153 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
12154 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
12155 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
12156 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
12157 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
12158 (lshrdi_const1, lshrsi3_const16): Likewise.
12159 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
12160 (*movhi_68hc12, *movqi_68hc12): Likewise.
12161 (movstrictqi): Make sure reloading in D_REGS as a destination
12164 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12166 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12168 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12170 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
12171 -D, -U and -A, and don't initialize the builtins.
12172 (do_includes): Error if -include or -imacros with -fpreprocessed.
12173 * cppmain.c (cb_define, cb_undef): Unconditionally process
12175 * tradcpp.c (main): Fix typo.
12177 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
12179 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
12180 (read_name_map): Use IS_ABSOLUTE_PATH.
12181 * tradcpp.c (get_filename): Likewise.
12183 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12185 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
12186 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
12187 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
12188 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
12189 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
12190 (cmphi_z_used): Don't use '@' for the output.
12191 (tstqi_z_used): Likewise.
12192 (cmpqi_z_used): Likewise.
12193 (one_cmplsi2): Likewise.
12195 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12197 * config/sh/sh.c (barrier_align): Recognize branch around far
12198 branch and redundant insn.
12200 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12202 * invoke.texi: Restore documentation of the drivers' switches -MD
12205 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12207 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
12209 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
12210 check-objc//%): Support parallel testing of multilibs.
12211 (TESTSUITEDIR): Set to testsuite by default, but override for
12213 (check-gcc, check-g++, check-g77, check-objc): Enter
12216 2001-01-11 Bernd Schmidt <bernds@redhat.com>
12218 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
12219 * sched-deps.c (deps_may_trap_p): Likewise.
12220 * basic-block.h: Remove a comment.
12221 * flow.c (PROP_POSTRELOAD): Remove.
12222 (update_life_info): Don't add it to prop_flags.
12223 (mark_set_1): Lose the code that was enabled by it.
12225 2001-01-11 Michael Hayes <mhayes@redhat.com>
12227 * flow.c (flow_call_edges_add): New.
12228 * basic_block.h (flow_call_edges_add): New.
12230 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
12232 * reload1.c (move2add_note_store): Update reg_set_luid even if
12233 base reg remains the same.
12235 2001-01-10 Nick Clifton <nickc@redhat.com>
12237 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
12238 machine_function structure to zero.
12239 Add prototypes for machine_status functions.
12241 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12243 * c-common.h (CTI_VOID_LIST): Remove.
12244 (void_list_node): Likewise.
12245 * tree.h (TI_VOID_LIST_NODE): New enumeral.
12246 (void_list_node): New macro.
12247 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
12248 * config/i386/i386.c (ix86_init_builtins): Likewise.
12249 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
12251 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12253 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
12254 * cppinit.c (cpp_start_read): Update comment, remove unneeded
12256 * tradcpp.c: Include mkdeps.h.
12257 (deps, print_deps_phony_targets, deps_append, output_deps,
12258 init_dependency_output, output_deps): New.
12259 (deps_buffer, deps_allocated_size, deps_size, deps_column,
12260 deps_output): Delete.
12261 (print_deps_missing_files): Rename deps_missing_files.
12262 (inhibit_output): Make global.
12263 (main): Delete inhibit_output, deps_stream, deps_target.
12264 Use mkdeps functionality in the same way as cpplib. Remove
12265 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
12266 -M and -MM. Remove old handling of deps via deps_out, and
12267 old reading of environment variables.
12268 (get_filename): Update to use deps_add_dep.
12270 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12272 * output.h (make_function_rtl): Remove prototype.
12273 (make_decl_rtl): Likewise.
12274 * varasm.c (make_function_rtl): Remove.
12275 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
12276 than from a third parameter.
12277 * tree.h (make_decl_rtl): Remove last parameter.
12278 * c-decl.c (builtin_function): Remove last argument in call to
12279 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
12280 (start_function): Likewise.
12281 * except.c (call_get_eh_context): Likewise.
12282 * expr.c (emit_block_move): Likewise.
12283 (clear_storage): Likewise.
12284 * profile.c (output_func_start_profiler): Likewise.
12285 * toplev.c (rest_of_decl_compilation): Likewise.
12286 * objc/objc-act.c (create_builtin_decl): Likewise.
12287 (synth_module_prologue): Likewise.
12288 (generate_static_reference): Likewise.
12289 (build_selector_reference_decl): Likewise.
12290 (build_class_reference_decl): Likewise.
12291 (build_objc_string_decl): Likewise.
12292 (build_protocol_reference): Likewise.
12294 2001-01-10 Richard Henderson <rth@redhat.com>
12296 * hwint.h: Revert yesterday's change.
12298 2001-01-10 Nick Clifton <nickc@redhat.com>
12300 * function.h (save_machine_status): Delete.
12301 (restore_machine_status): Delete.
12302 Amend comment describing {init|mark|free}_machine_status.
12304 * function.c (save_machine_status): Delete.
12305 (restore_machine_status): Delete.
12306 Amend comment describing {init|mark|free}_machine_status.
12307 (push_function_context_to): Remove invocation of
12308 save_machine_status.
12309 (pop_function_context_from): Remove invocation of
12310 restore_machine_status.
12312 * emit-rtl.c (init_emit_once): Amend comment describing
12313 {init|mark|free}_machine_status.
12315 * tm.texi (Per-Function Data): New node. Describe the
12316 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
12319 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12321 * cppinit.c (OPT_g): Remove.
12322 (cpp_handle_option): Update for removed -g3.
12323 (print_help): Update.
12324 * cpplib.h (struct cpp_options): Remove debug_output.
12325 * cppmain.c (setup_callbacks, cb_define): Update.
12326 * gcc.c (cpp_options): Translate -g3 to -dD.
12328 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
12330 * config/i960/i960.md: Change modifier to + on the zero_extract
12331 pattern after the (rotate -2 reg) canonicalization pattern.
12333 2001-01-10 Richard Henderson <rth@redhat.com>
12335 * config/alpha/alpha.c (alpha_free_machine_status): New.
12336 (override_options): Install it.
12337 (alpha_mark_machine_status): Verify machine non-null.
12338 * config/i386/i386.c (ix86_free_machine_status): New.
12339 (override_options): Install it.
12340 (ix86_init_machine_status): Use xcalloc.
12341 (ix86_mark_machine_status): Verify machine non-null.
12342 * config/ia64/ia64.c (ia64_free_machine_status): New.
12343 (ia64_override_options): Install it.
12344 (ia64_mark_machine_status): Verify machine non-null.
12346 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
12348 * function.c (instantiate_virtual_regs): Instantiate virtual
12349 registers found in CALL_INSN_FUNCTION_USAGE.
12351 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12353 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
12354 equivalent to -ansi in disabling -Di386.
12356 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
12358 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
12360 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
12362 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
12364 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
12366 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12368 * invoke.texi: Document that -fcond-mismatch isn't supported for
12371 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12373 * gcc.texi: Define macro gcctabopt.
12374 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
12375 @command, @env and @option in some places where appropriate. Use
12376 @gcctabopt where appropriate. Put URLs and email addresses inside
12379 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
12381 * gcc.c (cpp_options): Set MD file name from output
12382 filename, if specified.
12383 (suffix_subst): New static variable.
12384 (do_spec): Clear it.
12385 (do_spec_1, case '.'): Handle new `%.suffix' spec.
12387 (give_switch): Handle suffix_subst.
12389 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12391 * invoke.texi: Fix another typo.
12393 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12395 * invoke.texi: Fix typo.
12397 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12399 * c-lang.c (lang_hooks): Update.
12400 (lang_decode_option): Remove.
12401 (lang_init_options): Rename c_init_options.
12402 * toplev.c (main): Use lang_hooks for lang_init_options
12403 and lang_decode_option.
12404 * toplev.h (lang_hooks): Add 2 new hooks.
12405 * tree.h: Remove lang_init_options and lang_decode_option.
12406 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
12407 * cp/decl2.c: Similarly.
12408 * cp/lex.c (lang_init_options): Rename cxx_init_options.
12409 (lang_hooks): Update.
12410 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
12412 (lang_init_options): Rename ffe_init_options.
12413 (lang_hooks): Update.
12414 (lang_decode_option): Remove.
12415 * java/lang.c (lang_init_options): Rename java_init_options.
12416 (lang_decode_option): Rename java_decode_option.
12417 (lang_hooks): Update.
12418 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
12419 (lang_decode_option): Rename objc_decode_option.
12420 (lang_hooks): Update.
12422 2001-01-09 Nick Clifton <nickc@redhat.com>
12424 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
12425 (d30v_return_addr_rtx): Delete.
12426 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
12427 cfun->machine structure.
12428 (struct machine_function): Move to d30v.h
12429 (d30v_save_machine_status): Delete.
12430 (d30v_restore_machine_status): Delete.
12431 (d30v_init_machine_status): New Function.
12432 (d30v_mark_machine_status): New Function.
12433 (d30v_free_machine_status): New Function.
12434 (d30v_init_expanders): Use new functions.
12435 (d30v_return_addr): Use ra_rtx field in cfun->machine.
12436 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
12437 d30v_return_addr_rtx.
12439 * config/d30v/d30v.h (struct_machine): Move here.
12440 Add eh_epilogue_sp_ofs field.
12442 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
12443 field in cfun->machine structure.
12445 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
12447 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
12448 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
12449 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12451 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
12453 * objc/lang-options.h: Remove bogus reference to
12456 2001-01-09 Kazu Hirata <kazu@hxi.com>
12458 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
12461 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
12463 * reload.c (find_reloads_address): Check for eliminable registers
12464 when substituting a constant expression for a pseudo.
12466 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
12468 * c-common.c (enum format_type): Add format_type_error.
12469 (decode_format_type): New function.
12470 (decl_attributes): Use it.
12471 (format_kind_info): Adjust comment.
12473 2001-01-09 David O'Brien <obrien@BSDi.com>
12475 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
12476 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
12478 * config/i386/gnu.h: Don't include required platform specific .h files,
12479 tm.h will do it instead.
12480 * config/i386/i386elf.h: Likewise.
12481 * config/i386/linux.h: Likewise.
12482 * config/i386/moss.h: Likewise.
12483 * config/mips/gnu.h: Likewise.
12485 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12487 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
12488 (rs6000-ibm-aix3.[01]*): Likewise.
12489 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
12490 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
12491 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
12492 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
12493 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
12494 (powerpc-*-eabiaix*): Likewise.
12495 (powerpc-*-eabisim*): Likewise.
12496 (powerpc-*-elf*): Likewise.
12497 (powerpc-*-eabi*): Likewise.
12498 (powerpc-*-rtems*): Likewise.
12499 (powerpc-*-linux*libc1): Likewise.
12500 (powerpc-*-linux*): Likewise.
12501 (powerpc-wrs-vxworks*): Likewise.
12502 (powerpcle-wrs-vxworks*): Likewise.
12503 (powerpcle-*-sysv*): Likewise.
12504 (powerpcle-*-elf*): Likewise.
12505 (powerpcle-*-eabisim*): Likewise.
12506 (powerpcle-*-eabi*): Likewise.
12507 (powerpcle-*-solaris2*): Likewise.
12508 * config/rs6000/aix31.h: Delete includes.
12509 * config/rs6000/aix3newas.h: Likewise.
12510 * config/rs6000/aix41.h: Likewise.
12511 * config/rs6000/aix43.h: Likewise.
12512 * config/rs6000/beos.h: Likewise.
12513 * config/rs6000/rtems.h: Likewise.
12514 * config/rs6000/sysv4.h: Likewise.
12516 2001-01-09 Kazu Hirata <kazu@hxi.com>
12518 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
12519 Change an argument mode of machine_mode to shift_mode of
12520 shift_mode. Remove an extra error check.
12521 (emit_a_shift): Adopt to the new calling prototype of
12523 (function_prologue): Fix code for a monitor
12524 function. Support H8/S.
12525 (function_epilogue): Do not output pop for a monitor function.
12527 2001-01-09 Nick Clifton <nickc@redhat.com>
12529 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
12530 (setup_incoming_varargs): Use sysv_varargs_p field of the
12531 cfun->machine structure.
12532 (struct machine_function): Move to rs6000.h
12533 (rs6000_save_machine_status): Delete.
12534 (rs6000_restore_machine_status): Delete.
12535 (rs6000_init_machine_status): New Function.
12536 (rs6000_free_machine_status): New Function.
12537 (rs6000_init_expanders): Use new functions.
12539 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
12541 (struct machine_function): Move here.
12543 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
12544 sysv_varargs_p field of the cfun->machine structure.
12546 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
12548 (rs6000_restore_machine_status): Remove prototype.
12550 2001-01-09 Richard Henderson <rth@redhat.com>
12552 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
12553 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
12554 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
12555 (sched_analyze_2, sched_analyze_insn): Likewise.
12556 (sched_analyze, init_deps): Likewise.
12557 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
12558 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
12559 (compute_block_backward_dependences): Update propagate_deps call.
12561 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
12563 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
12565 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12567 * cppinit.c (OPT_MD, OPT_MMD): Restore.
12568 (cpp_handle_option): Handle them.
12569 (cpp_post_options): Ensure one of -M or -MM is specified with
12570 any other -M? option.
12571 (init_dependency_output): Suppress output with -MG.
12573 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12575 * cpp.texi: Update.
12576 * invoke.texi: Update.
12578 2001-01-09 Bernd Schmidt <bernds@redhat.com>
12580 * sh.md (reload_outsf): Generate recognizable patterns for
12583 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12585 * c-lang.c (lang_hooks): Update.
12586 (lang_init): Rename c_init.
12587 (lang_finish): Remove.
12588 * toplev.c (compile_file): Use lang_hooks for lang_init ()
12589 and lang_finish ().
12590 * toplev.h (lang_hooks): Add init () and finish ().
12591 * tree.h (lang_init, lang_finish): Remove.
12592 * cp/tree.h (lang_init, lang_finish): Remove.
12593 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
12594 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
12596 (lang_init, lang_finish): Remove.
12597 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
12598 (lang_hooks): Update.
12599 * java/lang.c (lang_init): Rename java_init.
12600 (lang_finish): Remove.
12601 (lang_hooks): Update.
12602 * objc/objc-act.c (lang_init): Rename objc_init.
12603 (lang_finish): Remove.
12604 (lang_hoooks): Update.
12606 20001-01-09 Graham Stott <grahams@redhat.com>
12608 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
12609 after `ptr` is initialised.
12611 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12613 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
12614 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
12615 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
12616 stack adjusts, instead of r3.
12618 2001-01-09 Michael Hayes <mhayes@redhat.com>
12620 * flow.c (flow_loop_scan): Break out of ...
12621 (flow_loops_find) ... here.
12622 * basic-block.h (flow_loop_scan): New.
12623 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
12624 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
12626 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12628 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
12630 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
12631 realloc()ing macro_buffer.
12633 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
12634 if it's wider than long and the target's long is wider than the
12637 2001-01-09 Mark Mitchell <mark@codesourcery.com>
12639 Remove support for using UWIN as a host machine.
12640 * configure.in: Issue an error message.
12641 * configure: Regenerated.
12642 * config.gcc: Remove xm_* UWIN configury.
12643 * config/i386/xm-uwin.h: Remove.
12645 2001-01-08 Nick Clifton <nickc@redhat.com>
12647 * config/v850/v850.c (ra_rtx): Delete.
12648 (v850_save_machine_status): Delete.
12649 (v850_restore_machine_status): Delete.
12650 (v850_init_machine_status): New function.
12651 (v850_mark_machine_status): New function.
12652 (v850_free_machine_status): New function.
12653 (v850_return_addr): Use ra_rtx field in machine structure.
12654 (v850_init_expanders): Use new functions.
12656 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
12657 * config/v850/v850.c: Change arguments to v850_output+* functions
12658 to take a const char *, to avoid compile time warning.
12659 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
12660 (USER_LABEL_PREFIX): Redefine.
12662 2000-01-08 Jim Wilson <wilson@redhat.com>
12664 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
12665 1 to unsigned HOST_WIDE_INT before left shift.
12667 2001-01-08 Nick Clifton <nickc@redhat.com>
12669 * config/arm/arm.c (arm_mark_machine_status): Check to see if
12670 the machine structure has been allocated.
12671 (arm_free_machine_status): New function: Free the machine
12672 specific function structure.
12674 2001-01-08 Richard Henderson <rth@redhat.com>
12676 * jump.c (simplejump_p): Revert last change.
12678 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
12680 * cppinit.c (init): Rename init_library.
12681 (cpp_create_reader): Update.
12682 * gcc.c (cpp_options): If -o given, use it as the target of
12685 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12687 * arm.c (arm_arch5e): New variable.
12688 (all_cores): XScale is a 5TE device.
12689 (arm_override_options): Set arm_arch5e.
12690 (arm_init_builtins): __builtin_prefetch is in arch5e.
12691 * arm.h (arm_arch5e): Declare it.
12693 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
12695 * arm.md (define_constants): Add defines for UNSPEC and
12696 UNSPEC_VOLATILE insns. Update all users.
12697 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
12698 * arm.c (multi_register_push, note_invalid_constants)
12699 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
12700 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
12701 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
12703 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
12705 * jump.c (jump_optimize_1): Use reversed_comparison_code
12706 instead of can_reverse_comparison_p.
12707 (jump_back_p): Likewise.
12708 (invert_exp_1): Likewise.
12709 (thread_jumps): Likewise.
12710 * simplify-rtx.c (simplify_unary_operation): Likewise.
12711 (simplify_ternary_operation): Likewise.
12712 * cse.c (find_comparison_args): Convert to use
12713 can_reverse_comparison_p.
12714 (record_jump_equiv): Likewise.
12716 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12718 * arm.h (HARD_REGNO_RENAME_OK): Delete.
12719 (EPILOGUE_USES): Define.
12720 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
12721 automatically stack the LR if it isn't live.
12723 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
12725 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
12728 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
12730 * ggc-page.c (max_alignment): New structure.
12731 (MAX_ALIGNMENT): New macro.
12732 (init_ggc): Use it to round up the sizes in the
12733 extra_order_size_table.
12735 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12737 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
12740 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12742 * builtins.def (BUILT_IN_FPRINTF): New entry.
12744 * c-common.c (c_expand_builtin_fprintf): New function.
12745 (init_function_format_info): Handle __builtin_fprintf.
12746 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
12747 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
12749 * c-decl.c (duplicate_decls): Adjust comment.
12751 * extend.texi (fprintf): Document new builtin.
12753 2001-01-07 Richard Henderson <rth@redhat.com>
12755 * jump.c (simplejump_p): Recognize any single_set jump
12756 of the proper form.
12758 2001-01-07 Richard Henderson <rth@redhat.com>
12760 * configure.in (slibdir): Accept an --with-slibdir option.
12761 Use "test" not "[" in configure. Default to $(libdir).
12763 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
12765 * config/t-aix43 (SHLIB_INSTALL): Likewise.
12766 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
12767 (SHLIB_LINK): Create links for the soname.
12768 * config/mips/t-iris6: Likewise.
12769 * config/sparc/t-slibgcc: Likewise.
12770 * config/sparc/t-slibgcc-sld: Likewise.
12772 2001-01-07 Jakub Jelinek <jakub@redhat.com>
12774 * config/i386/i386.c (constant_call_address_operand): Accept
12775 (const (plus (symbol_ref) (const_int))).
12776 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
12777 constant_call_address_operand.
12779 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12781 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
12782 and LONG_LONG_TYPE_SIZE > 32.
12784 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12786 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
12787 the previous change.
12789 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
12791 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
12793 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
12794 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
12795 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
12798 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12800 * fix-header.c (read_scan_file): s/pfile/scan_in/.
12802 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12804 * c-lang.c (c_post_options): Call cpp_post_options.
12805 * objc/objc-act.c (objc_post_options): Similarly.
12806 * cppmain.c (main): Similarly.
12807 * fix-header.c (read_scan_file): Similarly.
12808 * cppinit.c (cpp_start_read): Move option consistency checks
12809 to cpp_post_options. Don't call init_dependency_output.
12810 If needed, add default target and main file dependency.
12811 (OPT_MD, OPT_MMD): Remove.
12813 (cpp_handle_option): Update for OPT_* changes.
12814 (cpp_post_options): New.
12815 (init_dependency_output): Command line -MF overrides environment
12816 variables. Don't set default target etc. Suppress output
12817 if dependencies are going to stdout.
12818 (print_help): Update.
12819 * cpplib.h (cpp_post_options): New.
12820 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
12822 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
12824 * jump.c (comparison_dominates_p): Support unordered compares.
12826 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
12828 * simplify-rtx.c (simplify_relational_operation): Always simplify
12829 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
12832 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
12834 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
12835 (nonzero_bits): Likewise.
12836 (simplify_comparison): Likewise.
12837 (num_sign_bit_copies): Likewise; return more sane value depending
12838 on STORE_FLAG_VALUE.
12839 (known_cond): Do not assume EQ to be always true for equivalent
12842 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
12844 * cse.c (fold_rtx): Handle unordered comparisons.
12846 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
12848 * rtlanal.c (set_of_1): New static function.
12849 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
12850 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
12851 reg_set_last_last_regno): Remove.
12852 (set_of): New global function.
12853 (set_of_data): New structure.
12854 (reg_set_p, reg_set_last): Revamp for set_of.
12855 * rtl.h (set_of): New.
12857 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
12859 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
12860 * extend.texi: Document _Exit builtin.
12862 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12864 * (initialize, initialize_builtins,
12865 initialize_dependency_output, initialize_standard_includes):
12866 Rename s/initialize/init. Update.
12867 (init_dependency_output): Move to after
12868 cpp_handle_options, the correct location temporally at least.
12869 (opt_comp): Move next to init (), its caller. Fix prototype.
12870 (init): Make "initialized" local scope.
12871 (cpp_create_reader): Always call init ().
12872 (cpp_start_read): Update.
12873 (output_deps): New function, broken out of cpp_finish.
12874 (cpp_finish): Break out output_deps.
12876 2001-01-07 Richard Henderson <rth@redhat.com>
12878 * collect2.c (COFF specific stuff): Revert 12-06 patch
12879 to prototype system functions.
12881 2001-01-07 Michael Hayes <mhayes@redhat.com>
12883 * hard-reg-set.h: Add multiple include guard.
12884 * basic-block.h (struct loop): Add `sink' field.
12885 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
12886 (emit_iv_add_mult): Delete.
12887 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
12888 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
12889 (unroll_loop): Remove end_insert_before argument.
12890 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
12891 (maybe_eliminate_biv_1): Likewise.
12892 (emit_iv_add_mult): Delete.
12893 (gen_add_mult, loop_regs_update): New.
12894 (loop_insn_emit_after, loop_insn_emit_before): New.
12895 (loop_insn_sink, loop_insn_sink_or_swim): New.
12896 (emit_iv_add_mult): Delete.
12897 (scan_loop): Set loop->sink.
12898 (loop_givs_reduce): Use loop_insn_sink and its ilk.
12899 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
12900 (maybe_eliminate_biv_1): Likewise.
12901 (maybe_eliminate_biv_1): Add basic block argument.
12902 * unroll.c (unroll_loop): Remove end_insert_before argument.
12903 (find_splittable_regs): Likewise.
12904 (find_splittable_regs): Use loop_insn_sink and its ilk.
12905 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
12907 2001-01-07 Michael Hayes <mhayes@redhat.com>
12909 * loop.h (loop_insn_hoist): New prototype.
12910 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
12911 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
12912 (check_dbra_loop, load_mems): Likewise.
12913 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
12914 (find_splittable_givs): Likewise.
12916 2001-01-07 Michael Hayes <mhayes@redhat.com>
12918 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
12920 2001-01-07 Richard Henderson <rth@redhat.com>
12922 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
12924 2001-01-07 Richard Henderson <rth@redhat.com>
12926 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
12927 NO_SHARED_LIBGCC_MULTILIB as required for the target.
12928 * gcc.c (init_spec): Massage the existing libgcc_spec into a
12929 variant that handles a shared libgcc.
12930 (process_command): Always validate -{static,shared}-libgcc.
12931 (do_spec_1): New 'M' case.
12932 * invoke.text (Link Options): Document -{static,shared}-libgcc.
12934 2001-01-07 Richard Henderson <rth@redhat.com>
12936 * Makefile.in (slibdir): New variable.
12937 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
12938 (installdirs): Create slibdir.
12939 (install-libgcc, install-multilib): Defer to libgcc.mk.
12940 * configure.in (slibdir): Substitute.
12941 * mklibgcc.in (install): New target.
12943 * config/t-linux (SHLIB_LINK): Create links for the soname.
12944 (SHLIB_INSTALL): New.
12945 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
12946 * config/mips/t-iris6 (SHLIB_INSTALL): New.
12947 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
12948 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
12949 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
12951 2001-01-07 Richard Henderson <rth@redhat.com>
12953 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
12954 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
12955 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
12957 2001-01-07 Michael Hayes <mhayes@redhat.com>
12959 * loop.c (count_loop_regs_set): Delete.
12960 (load_mems_and_recount_loop_regs_set): Delete.
12961 (loop_regs_scan): Merge common code from count_loop_regs_set,
12962 scan_loop, and load_mems_and_recount_loop_regs_set.
12963 (scan_loop): Call load_mems directly and loop_regs_scan
12964 again if new registers created.
12966 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12968 * toplev.c (main): Call the front-end specific post_options
12969 hook if one is given.
12970 * toplev.h (struct_lang_hooks, lang_hooks): New.
12971 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
12972 for the C front end.
12973 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
12974 lang_hooks for the C++ front end.
12975 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
12976 lang_hooks for the ObjC front end.
12977 * f/com.c (lang_hooks): Hooks for the Fortran front end.
12978 * java/lang.c (lang_hooks): Hooks for the Java front end.
12980 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12982 * c-lex.c (init_c_lex): Request #define / #undef callbacks
12983 for verbose DWARF[2] debugging.
12984 (cb_define, cb_undef): The new callbacks.
12985 * toplev.h (debug_define, debug_undef): Make const correct.
12986 * toplev.c (debug_define, debug_undef): Similarly. Do not
12987 perform the verbosity tests here anymore.
12989 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
12991 * reload.c (subst_reloads): Take INSN argument. When
12992 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
12993 * reload.h (subst_reloads): Adjust prototype.
12994 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
12995 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
12996 present in JUMP_INSNs and copy them to JUMP_LABEL.
12997 * flow.c (find_label_refs, find_basic_blocks_1): Skip
12998 JUMP_INSNs and insns with REG_LABELs that are followed by
12999 JUMP_INSNs with the same REG_LABEL.
13000 * sched-rgn.c (is_cfg_nonregular): Likewise.
13001 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
13003 * unroll.c (unroll_loop): Look for REG_LABEL notes in
13005 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
13007 2001-01-06 Richard Henderson <rth@redhat.com>
13009 * loop.c (scan_loop): Use xcalloc for the regs array.
13010 (load_mems_and_recount_loop_regs_set): Zero the new memory
13011 received from xrealloc.
13013 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
13015 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
13017 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
13019 * integrate.c (copy_rtx_and_substitute): When copying
13020 an ignored return value, strip REG_FUNCTION_VALUE_P.
13022 2001-01-06 Michael Hayes <mhayes@redhat.com>
13024 * loop.c (debug_biv, debug_giv): New.
13025 (loop_biv_dump): Break out from ...
13026 (record_biv): ... here.
13027 (loop_giv_dump): Break out from ...
13028 (record_giv): ... here.
13029 (loop_bivs_check): Use print_simple_rtl.
13030 * unroll.c (loop_iterations): Use print_simple_rtl.
13032 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13034 * pa.md (return, return_internal): Modify patterns to prevent regrename
13035 mucking with the return pointer.
13037 2001-01-05 Richard Henderson <rth@redhat.com>
13039 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
13041 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
13043 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
13044 version supplied by Matteo Frigo.
13046 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13048 * cpp.texi: Update for -MQ.
13049 * cppinit.c (cpp_create_reader): Always create pfile->deps.
13050 (cpp_cleanup): Always free pfile->deps.
13051 (initialize_dependency_output): Don't create pfile->deps.
13052 (cpp_handle_option): Similarly.
13054 * gcc.c (cpp_options): Handle -MQ.
13055 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
13056 * mkdeps.c (base_name): Remove.
13057 (deps_init): Don't allocate vector space until it's needed.
13058 (deps_free): Only free vectors if allocated.
13059 (deps_add_target, deps_add_dep): Update for initial allocation.
13060 (deps_add_default_target): Don't strip to the base_name.
13062 2001-01-05 DJ Delorie <dj@redhat.com>
13064 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
13065 (INIT_EXPANDERS): Define.
13067 * config/v850/v850.c (struct machine_function): Define.
13068 (v850_save_machine_status): New function.
13069 (v850_restore_machine_status): New function.
13070 (v850_return_addr): New function.
13071 (v850_init_expanders): New function.
13073 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
13074 and v850_init_expanders.
13076 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13078 * cpplib.h (struct cpp_reader): Add help_only field.
13079 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
13080 (cpp_handle_option): Set pfile->help_only if we see -h,
13081 --help, -target-help, or --version. Print version string but
13082 do not set help_only if we see -v or -version. Make text
13083 printed by -v match that printed by (-)-version.
13085 * cppmain.c (main): Exit after option parsing if
13086 pfile->help_only is true.
13088 * toplev.c (independent_decode_option): Call print_version,
13089 then exit, if we see --version (but not -version).
13090 (print_version): Split lengthy message into two lines.
13092 2001-01-05 Nick Clifton <nickc@redhat.com>
13094 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
13095 temporary string for initialisation before calling ggc_alloc_string.
13097 2001-01-06 Michael Hayes <mhayes@redhat.com>
13099 * rtl.h (print_simple_rtl): New.
13100 * print-rtl.c (print_simple_rtl): New.
13101 (flag_simple): New.
13102 (print_rtx): Disable printing of flags and modes, etc.,
13103 if `flag_simple` nonzero.
13105 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13107 * function.c (fixup_var_refs): Use push_to_full_sequence where
13110 2001-01-05 Michael Meissner <meissner@redhat.com>
13112 * flags.h (flag_reorder_blocks): Add declaration.
13113 (flag_rename_block): Ditto.
13115 2001-01-05 DJ Delorie <dj@redhat.com>
13117 * function.c (reorder_blocks): Make sure the flags are all reset
13118 before using them to mark blocks, else a second invocation will
13119 corrupt the block chain.
13120 (reorder_blocks_0): New, resets the flags.
13122 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
13124 * cse.c (find_comparison_args): Stop if the argument is known to
13127 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13129 * config/sh/sh.md (movdf): When splitting load into pair of
13130 registers, don't clobber the register used in the address too
13133 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
13135 * varasm.c (mark_constant_pool): Improve initial comments.
13136 (mark_constants): Move marking of constants to mark_constant.
13137 (mark_constant): New function to recursively mark all constants
13138 referred to by a constant.
13140 2001-01-05 Catherine Moore <clm@redhat.com>
13142 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
13144 2001-01-05 Phil Edwards <pme@sources.redhat.com>
13146 * cp/lang-options.h: Bring comment in line with reality.
13147 * f/lang-options.h: Likewise.
13148 * java/lang-options.h: Likewise.
13149 * objc/lang-options.h: Likewise.
13150 * ch/lang-options.h: Likewise.
13151 * f/g77.texi: And update the manual.
13153 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
13154 Denis Chertykov <denisc@overta.ru>
13156 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
13157 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
13158 * config/avr/avr.md (all peepholes that request a scratch register):
13159 Call it, FAIL the peephole if not safe (in interrupt functions).
13161 2001-01-05 Mark Mitchell <mark@codesourcery.com>
13163 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
13165 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
13167 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
13169 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
13170 BUILT_IN_CREAL and BUILT_IN_CIMAG.
13171 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
13172 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
13173 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
13175 * extend.texi: Document these builtins.
13177 2001-01-05 Daniel Berlin <dberlin@redhat.com>
13179 * c-common.c (lang_get_alias_set): Say we know nothing of
13180 VECTOR_TYPE aliasing.
13182 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
13184 2001-01-05 Bruce Korb <bkorb@gnu.org>
13186 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
13187 their x* equivalent versions for atexit-less systems
13188 * fixinc/fixincl.c(main): do not return from main() on atexit-less
13189 systems (or any other system any more).
13191 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
13193 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
13194 output operands. Use arm_hard_register_operand for operand 4.
13195 (stmsi_postinc): Similarly.
13196 (ldmsi): Use arm_hard_register_operand for opernand 2.
13197 (stmsi): Similarly.
13198 * arm.c (arm_hard_register_operand): New function.
13199 * arm-protos.h (arm_hard_register_operand): Prototype it.
13201 * arm.h (HARD_REGNO_RENAME_OK): Define.
13203 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
13205 * simplify-rtx.c (cfc_args): add "unordered" field.
13206 (check_fold_consts): Set unordered field.
13207 (simplify_relational_operation): Simplify the unordered
13210 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
13213 * emit-rtl.c (try_split): Fix code to mark labels.
13214 * jump.c (mark_jump_label): Make global.
13215 * rtl.h (mark_jump_label): Declare.
13217 * predict.c (estimate_probability): Handle unordred comparisons.
13219 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13221 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
13222 * cppinit.c (initialize_dependency_output): Update.
13223 (cpp_finish): Output dummy targets for -MP.
13225 (cpp_handle_option): Handle -MP. Don't quote -MT options.
13226 * cpplib.h (struct cpp_options): Add deps_phony_targets.
13227 * gcc.c (cpp_options): Update to handle -MP.
13228 * mkdeps.c (deps_add_target, deps_add_default_target): Update
13229 to quote only the default target.
13230 (deps_phony_targets): Insert a preceding newline. Rename from
13231 deps_dummy_targets for consistency.
13234 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13236 * calls.c (emit_library_call_value_1): Support
13237 INIT_CUMULATIVE_LIBCALL_ARGS.
13238 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
13240 2001-01-04 Richard Henderson <rth@redhat.com>
13242 * c-decl.c (finish_struct): Detect flexible array members
13243 used in an inappropriate context.
13244 * c-typeck.c (really_start_incremental_init): Special case
13245 constructor_max_index for zero length arrays.
13246 (pop_init_level): Allow initialization of flexible array
13247 members. Deprecate initialization of zero length arrays.
13248 Don't issue missing initializer warning for flexible array
13249 members or zero length arrays.
13250 (process_init_element): Don't dereference null DECL_SIZE.
13251 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
13252 Don't abort for empty constructors. Use size_binop
13253 (output_constructor): Add commentary regarding zero length
13254 array futures. Abort if we try to initialize an array of
13255 unspecified length with a non-empty constructor in the middle
13258 * extend.texi (Zero Length): Update and clarify documentation
13259 on static initialization.
13261 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13263 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
13264 with more than 32767 words of local storage.
13266 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13268 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
13269 for 'abs', 'labs', and 'fabs'.
13270 (c4x_expand_builtin): Likewise.
13271 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
13273 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13275 * config/sh/sh.md (prget, prset): New insn types.
13276 (return delay slot): Dont' allow prset.
13277 (call, sfunc delay slot): Don't allow prget.
13278 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
13279 for prset and prget.
13281 2001-01-05 Michael Hayes <mhayes@redhat.com>
13283 * loop.h (struct loop_reg): New.
13284 (struct loop_regs): Change to use array of `struct loop_reg'.
13285 * loop.c: Replace assortment of varrays with single regs array.
13286 (count_one_set): Delete may_not_move array argument
13287 and use regs array instead. All caller's changed.
13288 (count_loop_regs_set): Delete may_not_move and single_usage
13289 arguments and use regs array instead. All caller's changed.
13290 (find_single_use_in_loop): Replace usage array argument with pointer
13291 to regs structure. All caller's changed.
13292 (loop_optimize): Delete `moved_once' array.
13294 2001-01-05 Michael Hayes <mhayes@redhat.com>
13296 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
13297 Use it instead of loop_info->has_call for scanning loop mems.
13298 (check_dbra_loop): Replace loop_info->has_call test with
13299 loop_info->has_nonconst_call.
13301 2000-01-04 Matthew Hiller <hiller@redhat.com>
13303 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
13306 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13308 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
13309 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
13311 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13313 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
13314 (flag_short_double, flag_short_wchar): Define.
13315 (c_common_nodes_and_builtins): Create many tree nodes shared
13316 between C and C++ here instead of in cp/decl.c and ...
13317 * c-decl.c (init_decl_processing): ... here.
13318 (SIZE_TYPE, WCHAR_TYPE): Don't define.
13319 (flag_short_double, flag_short_wchar): Don't define.
13320 (record_builtin_type): New function.
13321 (build_void_list_node): New function.
13322 * c-common.h (flag_short_double, flag_short_wchar,
13323 record_builtin_type, build_void_list_node): Declare.
13325 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
13327 * integrate.c (expand_inline_function): Don't put a virtual
13328 register into the reg map.
13330 * function.c (fixup_var_refs_1): If force_operand didn't put
13331 the address into the target, move it there.
13333 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13335 Special-case tree_decl/tree_list allocations.
13336 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
13337 (OBJECT_SIZE): New macro.
13338 (NUM_EXTRA_ORDER): Likewise.
13339 (extra_order_size_table): New variable.
13340 (NUM_ORDERS): New macro.
13341 (objects_per_page_table): New variable.
13342 (object_size_table): New variable.
13343 (G.pages): Use NUM_ORDERS to bound the array.
13344 (G.page_tails): Likewise.
13345 (DIV_ROUND_UP): Remove.
13346 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
13347 (alloc_page): Use OBJECT_SIZE.
13348 (size_lookup): Don't make it const.
13349 (ggc_alloc): Use OBJECT_SIZE.
13350 (ggc_set_mark): Likewise.
13351 (ggc_get_size): Likewise.
13352 (init_ggc): Set up the object_size_table, objects_per_page_table,
13353 and adjust size_lookup.
13354 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
13355 (ggc_pop_context): Use NUM_ORDERS.
13356 (clear_marks): Likewise.
13357 (sweep_pages): Likewise.
13358 (poison_pages): Likewise.
13359 (ggc_print_statistics): Use OBJECT_SIZE.
13361 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13363 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
13364 Only call array_size_for_constructor if last field and array type
13365 with no upper bound.
13367 2001-01-04 Philip Blundell <philb@gnu.org>
13369 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
13370 from bit 31 downwards, if this requires no more insns.
13371 (count_insns_for_constant): New helper function for above.
13373 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
13375 * gencodes.c (output_predicate_decls): Remove empty initializer.
13377 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13379 * tree.c (copy_node): Remove documentation about obstacks.
13380 (buidl1): Check that nobody tries to build 2-argument nodes this
13383 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13385 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
13388 * gencodes.c (output_predicate_decls): Fill empty initializer
13391 2001-01-04 Jakub Jelinek <jakub@redhat.com>
13393 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
13394 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
13396 (do_include): Handle missing headers like cpp0.
13397 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
13398 paths with first include pathname. Don't strcat to uninitialized
13401 2001-01-04 Bernd Schmidt <bernds@redhat.com>
13403 * regrename.c (regrename_optimize): Don't rename from frame pointer
13404 if frame_pointer_needed.
13405 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
13406 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
13407 (ia64_reorg): Use it instead of scheduling if ! optimize.
13408 (errata_emit_nops): Properly call asm_noperands.
13409 (ia64_sched_reorder): Finish cycle if we see an asm.
13410 (ia64_variable_issue): Clear scheduling state after asms.
13412 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
13414 * cpp.texi: Update for -MT.
13415 * cppinit.c (initialize_dependency_output): Add a default
13416 target if none has been given already.
13417 (no_tgt, OPT_MT): New.
13418 (cpp_handle_option): Handle -MT. Update -M etc.
13419 * cpplib.h (struct cpp_options): Remove deps_target.
13420 * gcc.c (cpp_options): Handle -MT.
13421 * mkdeps.c (struct deps): Move from mkdeps.h.
13422 (deps_calc_target): Rename deps_add_default_target. Add a
13423 default target if none has been specified already.
13424 * mkdeps.h (struct deps): Move to mkdeps.c.
13425 (deps_calc_target): Rename deps_add_default_target.
13427 2000-01-03 Richard Henderson <rth@redhat.com>
13429 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
13431 * c-typeck.c (push_init_level): Move checks for flexible array
13432 members and zero length arrays ...
13433 (pop_init_level): ... here. Silently discard empty initializations.
13435 * varasm.c (output_constructor): Update for sizeof change to
13436 zero-length arrays.
13438 * extend.texi (Zero Length): Clarify semantics.
13440 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13442 * configure.in (tm.h): Include isns-codes.h last.
13443 * configure: Rebuilt.
13445 2001-01-03 Richard Henderson <rth@redhat.com>
13447 * config/alpha/alpha.md (addvsi3, addvdi3): New.
13448 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
13450 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13452 * tradcpp.c (main): Make sure finclude() is called with a valid
13453 indepth value while handling -include.
13455 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13457 * gencodes.c (output_predicate_decls): New function.
13459 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
13460 even if it is not the first time machmode.h is #included.
13461 * config/sh/sh.c (fpul_operand): Declare MODE argument.
13462 * tm.texi (PREDICATE_CODES): Document predicate declarations.
13463 * gcc.texi (Copyright): Added 2001.
13465 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13467 * c-common.c (c_common_lang_init): New function. Warn if format
13468 warning options which only have effects when used with -Wformat
13469 are used without -Wformat.
13470 * c-common.h (c_common_lang_init): Declare.
13471 * c-lang.c (lang_init): Call c_common_lang_init.
13472 * objc/objc-act.c (lang_init): Call c_common_lang_init.
13474 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13476 * configure.in: Check for the mktemp command.
13477 * configure: Regenerate.
13478 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
13479 $TEMP. Create temporary files with mktemp, if available at
13480 configure time; otherwise use set -C. Remove temporary files
13483 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13485 * configure.in: Require at least texinfo 4.0. Check for whether
13486 Pod::Man is sufficiently recent to regenerate GCC manpages.
13487 * configure: Regenerate.
13488 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
13490 (GENERATED_MANPAGES): Define.
13491 (generated-manpages): New target. Depend on cpp.1 as well as
13493 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
13494 configure to generated-manpages or empty) rather than on the
13495 manpages directly. Remove execute permission from installed
13496 gcov.1 as well as cpp.1.
13497 * cpp.1, gcov.1: Regenerate.
13499 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13501 * builtins.c (expand_builtin_strncmp): Use host_integerp and
13502 tree_low_cst. Allow using cmpstrsi in more cases.
13504 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13506 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
13509 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
13511 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
13512 * Makefile.in (HOST_CFLAGS): Mention build-make.
13514 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13516 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
13519 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13521 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
13524 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
13527 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
13528 reg_base_value and reg_known_value arrays.
13529 (init_alias_analysis): Add more cases to detect known values.
13530 * sched-deps.c (deps_may_trap_p): New function.
13531 (sched_analyze_2): Use it.
13533 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13535 * combine.c (simplify_shift_const): Even if we're sign-extracting,
13536 don't discard an ASHIFTRT if we're shifting in a wider mode.
13538 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
13540 * toplev.c (rest_of_compilation): Don't print basic block information
13541 when CFG isn't up to date.
13543 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
13545 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
13546 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
13547 (UNALIGNED_SHORT_ASM_OP): Define.
13548 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
13550 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13552 * fold-const.c (fold_convert): Fix typo.
13554 2001-01-02 Richard Henderson <rth@redhat.com>
13556 * c-common.h (ASM_INPUT_P): New.
13557 * c-parse.in (asm): Set it when needed.
13558 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
13559 existance of an operand.
13561 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
13563 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
13564 (dwarf2out_frame_debug_expr): Likewise.
13565 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
13567 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
13569 * i386.c (ix86_split_to_parts): Return number of part required;
13571 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
13573 (ix86_split_long_move): Use number of part returned
13574 by ix86_split_to_parts
13575 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
13577 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
13578 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
13579 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
13580 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
13581 (ALIGN_MODE_128): Add TFmode.
13582 (IS_STACK_MODE): Likewise.
13583 (HARD_REGNO_NREGS): TFmode needs 3 registers.
13584 (HARD_REGNO_OK): Support TFmodes.
13585 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
13586 * i386.md (scheduler definitions): Use memory operand to determine
13587 fst/fld instructions; use mode attribute to determine real mode of
13589 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
13590 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
13592 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13594 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
13596 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13598 * expr.c (store_constructor_field): Update ALIGN before calling
13601 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13603 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
13606 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13608 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
13611 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13613 * c-decl.c (start_function): Don't warn on third parameter to main.
13615 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13617 * tsystem.h: Define HAVE_DECL_GETOPT.
13619 2001-01-02 Philip Blundell <pb@futuretv.com>
13621 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
13624 2001-01-02 Richard Henderson <rth@redhat.com>
13626 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
13628 2001-01-02 Andreas Jaeger <aj@suse.de>
13630 * c-decl.c (c_decode_option): Remove support of
13631 -Wmissing-noreturn.
13633 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
13634 (W_options): Add -Wmissing-noreturn here.
13636 * flow.c: Define lang_missing_noreturn_ok_p.
13637 (check_function_return_warnings): Use it.
13639 * c-common.h: Declare lang_missing_noreturn_ok_p.
13641 * c-lang.c (c_missing_noreturn_ok_p): New function.
13642 (lang_init): Set lang_missing_noreturn_ok_p.
13644 * invoke.texi (Warning Options): Document this.
13646 2000-12-27 Phil Edwards <pme@sources.redhat.com>
13648 * extend.texi (C++ Extensions): New node for C++ attributes;
13649 describe init_priority and com_interface.
13650 * invoke.texi: Remove -finit-priority as it now has zero effect.
13651 * install.texi: Fix xref syntax.
13652 * md.texi: Likewise.
13654 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13656 * config.gcc (sparc64-wrs-vxworks*): New case.
13657 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
13659 * config/sparc/sparc.c (sparc_override_options): Do support different
13660 pointer and architecture size.
13661 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
13662 (POINTERS_EXTEND_UNSIGNED): Define.
13663 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
13664 (FUNCTION_MODE): Define to be Pmode.
13665 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
13667 * function.c (expand_function_end): Properly handle DECL_RESULT
13668 and copy when ptr_mode != Pmode.
13669 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
13671 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13673 * c-common.c (c_common_nodes_and_builtins): Set prototype
13674 parameters for __builtin_fputs, __builtin_fputc and
13675 __builtin_fwrite. Don't declare plain fputc as a builtin.
13677 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
13679 * loop.c (add_label_notes): Increment the label usage count when
13680 a note is added to an insn which refers to a CODE_LABEL.
13681 * gcse.c (add_label_notes): Likewise.
13683 2001-01-01 Andreas Jaeger <aj@suse.de>
13685 * loop.c (scan_loop): Use xmalloc to allocate movables.
13687 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
13689 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
13690 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
13691 * reload1.c (REGISTER_MOVE_COST): Likewise.
13692 * regclass.c (REGISTER_MOVE_COST): Likewise.
13693 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
13694 dimension. Adjust all users.
13695 (init_reg_sets_1): Iterate on all modes.
13696 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
13697 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
13698 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
13699 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
13700 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
13701 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
13702 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
13703 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
13704 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
13705 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
13706 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
13707 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
13708 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
13709 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
13710 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
13711 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
13712 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
13713 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
13714 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
13715 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
13716 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
13717 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
13718 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
13719 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
13720 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
13721 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
13722 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
13724 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13726 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
13727 arg VARIES_P. Call it with extra arg.
13728 (true_dependence): Likewise.
13729 * rtl.h (rtx_addr_can_trap_p): Declare.
13730 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
13732 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
13733 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
13734 pic offset table register if it's zero. All callers changed.
13735 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
13737 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13739 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
13740 STRING_POOL_ADDRESS_P.
13742 * config/sparc/sparc.c (input_operand): Properly test for short op.
13744 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
13745 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
13746 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
13747 * config/sparc/elf.h: No longer include sol2.h.
13748 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
13749 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
13751 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
13753 2001-01-01 Michael Hayes <mhayes@redhat.com>
13755 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
13756 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
13757 (record_initial): Likewise.
13758 * unroll.c (copy_loop_body, loop_iterations): Likewise.
13759 (remap_split_bivs): Likewise.
13761 2001-01-01 Michael Hayes <mhayes@redhat.com>
13763 * loop.c (loop_ivs_free): New function.
13764 (strength_reduce): Break out from...
13766 2001-01-01 Michael Hayes <mhayes@redhat.com>
13768 * loop.h (struct iv): New.
13769 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
13770 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
13771 'reg_biv_class' fields with 'regs' and 'n_regs'.
13772 (struct ivs): Rename 'loop_iv_list' field to 'list'.
13773 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
13774 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
13776 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
13778 * resource.c (mark_referenced_resources): Abort() before
13779 attempting to mark a pseudo register.
13780 (mark_set_resources): Likewise.
13782 2001-01-01 Michael Hayes <mhayes@redhat.com>
13784 * loop.h (REG_IV_CLASS): New accessor macro.
13785 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
13786 * unroll.c (REG_IV_CLASS): Likewise.
13788 See ChangeLog.4 for earlier changes.