1 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
3 * config/h8300/h8300.c (asm_file_start): Remove reference to
6 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
8 * c-common.c (verify_tree): Check for x being NULL.
9 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
13 2001-06-22 DJ Delorie <dj@redhat.com>
15 * config/arm/arm.h (struct machine_function): Remove ra_rtx.
16 * config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
17 (arm_return_addr): Use get_hard_reg_initial_val et al.
18 * config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
19 * config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
20 (d30v_return_addr): Use get_hard_reg_initial_val et al.
21 * config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
22 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
24 (rs6000_mark_machine_status): Remove.
25 (rs6000_return_addr): Use get_hard_reg_initial_val.
26 (rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
27 * config/v850/v850.h (INIT_EXPANDERS): Delete.
28 * config/v850/v850.c (struct machine_function): Delete.
29 (v850_init_machine_status): Delete.
30 (v850_mark_machine_status): Delete.
31 (v850_free_machine_status): Delete.
32 (v850_return_addr): Use get_hard_reg_initial_val.
33 (v850_init_expanders): Delete.
35 Fri Jun 22 19:20:59 CEST 2001 Jan Hubicka <jh@suse.cz>
37 * predict.c (estimate_bb_frequencies): Do not handle conditional
38 jumps jumping to fallthru basic block as conditional jumps.
40 Fri Jun 22 19:11:28 CEST 2001 Jan Hubicka <jh@suse.cz>
42 * regs.h (struct reg_info_def): Add freq field.
43 (REG_N_REFS): Update comment.
45 * regclass.c (scan_one_insn): Update REG_FREQ.
46 * flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
47 (attempt_auto_inc): Likewise.
48 (mark_used_reg): Likewise.
49 (try_pre_increment_1): Likewise.
50 * local-alloc.c (struct qty): Add freq field.
51 (alloc_qty): Set freq.
52 (update_equiv_regs): Set REG_FREQ.
53 (QTY_CMP_PRI): Use freq.
54 (combine_regs): Update qty->freq.
55 * global.c (struct allocno): Update comment for n_refs;
57 (local_reg_freq): New array.
58 (global_alloc): Update freq field;
59 allocate and initialize local_reg_freq.
60 (allocno_compare): Use freq field.
62 * reload1.c (count_pseudo): Use freq isntead of n_refs.
63 (count_spilled_pseudo): Likewise.
65 * tm.texi (GCOV_TYPE_SIZE): Document.
66 * basic-block.h (gcov_type): Define.
67 (struct edge_def): Use gcov_type for count field.
68 (struct basic_block_def): Likewise.
69 * defaults.h (GCOV_TYPE_SIZE): Define.
70 * final.c (end_final): Use GCOV_TYPE_SIZE.
71 * flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
72 using HOST_WIDEST_INT_PRINT_DEC.
73 * gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
74 __write_gcov_type): New.
76 * gcov.c (gcov_type): Set default.
77 (struct adj_list): Use gcov_type for arc_count.
78 (bb_info): Use gcov_type for succ_count, pred_count and exec_count.
79 (create_program_flow_graph): Read arc_count properly.
80 (solve_program_flow_graph): 'total' is gcov_type.
81 (output_data): Line_counts is gcov_type, print it properly.
82 * libgcc2.c (struct bb): Counts is gcov_type.
83 (__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
84 * profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
85 (GCOV_TYPE_SIZE): Define.
86 (struct bb_info): succ_count and pred_count is gcov_type.
87 (compute_branch_probabilities): Use __read_gcov_type,
88 print read edges to the dump file.
89 (total): Is gcov_type.
90 (gen_edge_profiler): Use GCOV_TYPE_SIZE.
92 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
94 * optabs.c (emit_libcall_block): When using non-call exceptions,
95 don't mark libcalls never throwing.
97 2001-06-21 Stan Shebs <shebs@apple.com>
99 * objc/objc-act.c (hash_init): Use xcalloc.
101 2001-06-21 Richard Henderson <rth@redhat.com>
103 * flow.c (entry_exit_blocks): Initialize frequency.
104 (split_block): Copy it.
105 (dump_flow_info): Dump it.
107 Thu Jun 21 22:15:10 2001 J"orn Rennecke <amylaar@redhat.com>
109 * sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
110 from machine-depedent_reorg for purposes of alignment supression
111 when no delay slot insn has been added.
113 2001-06-21 Neil Booth <neil@cat.daikokuya.demon.co.uk>
115 * cppmacro.c (make_string_token): Null terminate.
117 2001-06-21 DJ Delorie <dj@redhat.com>
119 * config/alpha/alpha.h (struct machine_function): Remove.
120 * config/alpha/alpha.c (integrate.h): Include.
121 (override_options): Don't set up machine_status hooks.
122 (alpha_init_machine_status): Remove.
123 (alpha_mark_machine_status): Remove.
124 (alpha_free_machine_status): Remove.
125 (alpha_return_addr): Use get_hard_reg_initial_val.
126 (alpha_gp_save_rtx): Likewise.
127 (alpha_ra_ever_killed): Use has_hard_reg_initial_val.
129 2001-06-20 Aldy Hernandez <aldyh@redhat.com>
131 * config/sh/sh.md (interrupt_function): Use
132 current_function_interrupt.
133 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
134 an interrupt function.
136 * config/sh/sh.h (current_function_interrupt): Define extern.
138 * config/sh/sh.c (current_function_interrupt): New global.
139 (sh_expand_prologue): Set current_function_interrupt.
141 2001-06-21 Phil Edwards <pme@sources.redhat.com>
143 * doc/install.texi: Add 'c' to list of --enable-languages choices.
145 2001-06-21 DJ Delorie <dj@redhat.com>
147 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
149 * integrate.c (ggc.h): Include.
150 (initial_value_pair, initial_value_struct,
151 setup_initial_hard_reg_value_integration): Add prototypes.
152 (expand_inline_function): Call
153 setup_initial_hard_reg_value_integration.
154 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
155 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
156 to keep track of values present at the start of a function.
157 (mark_hard_reg_initial_vals): New, for gc.
158 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
159 mappings for initial values.
160 (emit_initial_value_sets): New. Emits code to set initial value
162 * integrate.h: Add prototypes for new functions.
163 * function.h (struct function): Add hard_reg_initial_vals field.
164 * function.c (integrate.h): Include.
165 (mark_function_status): Call
166 mark_hard_reg_initial_vals.
167 * toplev.c (integrate.h): Include.
168 (rest_of_compilation): Call emit_initial_value_sets.
170 2001-06-21 Stan Shebs <shebs@apple.com>
172 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
173 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
174 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
175 everywhere instead of "Objective C".
177 2001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
179 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
180 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
181 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
182 "back end" as nouns and "front-end" and "back-end" as adjectives.
184 Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
186 * predict.c (estimate_probability): Fix loop bounds.
188 Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
190 * toplev.c (rest_of_compilation): Run mark_constant_function
193 Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
195 * predict.c (estimate_loops_at_level, propagate_freq
196 estimate_bb_frequencies, count_to_freqs): New functions.
197 (estimate_probability): Call estimate_bb_frequencies.
198 * basic-block.h (basic_block_def): Add field "freq".
199 (BB_FREQ_MAX): New constant.
201 Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
203 * sh.c (barrier_align): Don't ask for alignment when seeing a
204 branch-around-a-jump from machine_dependent_reorg.
206 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
208 * ssa.c (rename_block): Update parameter to remove_phi_alternative
209 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
210 re-running life analysis.
212 2001-06-20 Stan Shebs <shebs@apple.com>
214 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
215 also use memset to clear the hash tables.
216 (hash_enter): Assume xmalloc always succeeds.
217 (hash_add_attr): Ditto.
218 (continue_class): Ditto.
220 2001-06-20 Michael Meissner <meissner@redhat.com>
222 * builtins.c (predict.h): Include.
223 (expand_builtin_expect): Update comment.
224 (expand_builtin_expect_jump): New function to expand
225 __builtin_expect inside of a conditional jump expansion.
227 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
228 __builtin_expect (<test>, 1).
230 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
232 * rtl.h (expand_builtin_expect_jump): Add prototype.
234 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
236 * doc/rtl.texi (Machine Modes): Correct description of
237 floating-point modes on machines with non-8-bit bytes.
239 2001-06-19 Bernd Schmidt <bernds@redhat.com>
241 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
242 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
245 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
247 * ssa.c (remove_phi_alternative): Remove declaration. No longer
248 static. Second argument is a pointer to a basic block structure,
249 not a basic block index.
250 (convert_to_ssa): Do not remove dead code.
251 (convert_from_ssa): Do not remove dead code to create death notes.
252 * ssa.h (remove_phi_alternative): Declare.
254 * flow.c (delete_unreachable_blocks): Fix patch error in
255 previous change (call to find_unreachable_blocks was lost).
257 * ssa.c (ssa_uses): Remove definition.
258 (apply_delayed_renames): Don't grow ssa_uses.
259 (rename_block): Remove comment related to ssa_uses.
260 (rename_registers): Do not initialize ssa_uses.
261 (convert_from_ssa): Do not free ssa_uses.
263 * ssa-dce.c: Renamed from dce.c.
264 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
265 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
268 2001-06-19 Eric Christopher <echristo@redhat.com>
270 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
271 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
272 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
274 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
276 * sh.c (output_branch): Delete bogus code.
278 * sh.c (initial_elimination_offset):
279 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
281 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
283 * flow.c (find_unreachable_blocks): New function.
284 (delete_unreachable_blocks): Use find_unreachable_blocks.
285 * basic-block.h (find_unreachable_blocks): Declare.
287 * dce.c (eliminate_dead_code): Fix formatting glitch.
289 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
291 * c-common.h (RETURN_NULLIFIED_P): New macro.
292 * c-semantics.c (genrtl_return_stmt): Check it.
294 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
295 (emit_block_move): Likewise.
297 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
299 * unroll.c: Include predict.h.
300 (unroll_loop): Drop prediction notes on preconditioning.
301 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
302 New; add comments on the others.
303 * Makefile.in: (unroll.o): Add dependancy on predict.h.
304 * loop.c (strength_reduce): Fix branch prediction.
306 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
308 * stmt.c (emit_case_nodes): Optimize test whether index is in given
311 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
313 * predict.c (estimate_probability): Do not bail out early
314 when note is present.
315 (combine_predictions_for_insn): Fix note removal code.
317 2001-06-18 Ben Elliston <bje@redhat.com>
319 * except.c (resolve_fixup_regions): Initialise "cleanup".
321 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
323 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
325 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
327 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
328 use put_var_into_stack.
330 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
332 * gccspec.c (lang_specific_driver): If compiling ObjC, add
333 -shared-libgcc when necessary.
334 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
336 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
338 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
339 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
340 bitmap_last_set_bit. All for compatibility with sbitmap's.
342 *bitmap.c (bitmap_zero): New function.
343 (bitmap_union_of_diffs): New function.
344 (bitmap_first_set_bit): New function.
345 (bitmap_last_set_bit): New function.
347 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
349 * cpp.texi, invoke.texi: Update.
350 * cpp.1, gcc.1: Regenerate.
352 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
354 * i386.md (minsf): Fix splitter. (PR fortran/3191)
356 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
358 * doc/cpp.texi: Update.
359 * doc/cpp.1: Regenerate.
361 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
363 * doc/install.texi: Use correct markup hints.
365 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
367 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
369 * explow.c (expr_size): If DECL and size specified, use it.
371 2001-06-15 Zack Weinberg <zackw@stanford.edu>
373 * doc/cpp.texi: Formatting corrections.
374 Correct buggy example of use of __GNUC__ etc.
375 Clarify $ in identifiers.
376 * doc/cpp.1: Regenerate.
378 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
380 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
382 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
384 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
386 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
387 Added Tru64 UNIX V5.1 bootstrap hints.
388 (Specific, alpha*-*-osf*): Removed old section, obsolete.
390 2001-06-15 Andreas Jaeger <aj@suse.de>
392 * doc/install.texi (Specific): Mention that glibc cannot be
393 compiled with GCC 3.0.
395 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
397 * combine.c (nonzero_bits): Don't optimize away division by
400 2001-06-15 Zack Weinberg <zackw@stanford.edu>
402 * doc/cpp.texi: Revised and brought up to date.
403 * doc/cpp.1: Regenerate.
405 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
407 * doc/install.texi: Update --enable-threads to match reality.
409 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
411 * doc/install.texi: Update for C4x.
412 * README.C4X: Remove.
414 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
416 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
417 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
418 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
419 Consistently use "built-in" and "bit-field". Minor logical markup
421 * doc/gcc.1: Regenerate.
423 2001-06-14 Richard Henderson <rth@redhat.com>
425 * config/mips/mips.md (exception_receiver): New.
427 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
429 * doc/gcc.texi: Update passes documentation to be more in tune
432 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
434 * i386.c (ix86_expand_prologue): Fix merging conflict.
436 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
438 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
439 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
440 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
441 logical markup. Use TeX quotes and dashes. Use @dots{} and
442 @minus{}. Avoid spaces inside @var. Update last modification
444 * doc/gcc.1, doc/gcov.1: Regenerate.
446 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
448 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
449 x86_epilogue_using_move): New global variables.
450 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
451 (ix86_emit_save_regs_using_mov): New static function.
452 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
453 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
454 MASK_MIX_SSE_I387): Renumber.
455 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
456 (x86_accumulate_outgoing_args, x86_prologue_using_move,
457 x86_epilogue_using_move): Declare.
458 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
460 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
462 * inclhack.def (hpux10_cpp_pow_inline): New hack.
464 2001-06-13 Richard Henderson <rth@redhat.com>
466 * ifcvt.c (dead_or_predicable): Fix return value last patch.
468 2001-06-13 Mark Mitchell <mark@codesourcery.com>
472 2001-06-13 Richard Henderson <rth@redhat.com>
474 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
475 (cond_exec_process_if_block, dead_or_predicable): Likewise.
477 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
479 * mips-tfile.c (copy_object): Always pass indexNil for symbol
482 2001-06-13 Kazu Hirata <kazu@hxi.com>
484 * config/h8300/h8300.h (OK_FOR_T): Remove.
485 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
486 * config/h8300/h8300.md: Remove alternatives involving inc and dec
487 in the helper patterns for addhi3 and addsi3.
489 2001-06-13 Phil Edwards <pme@sources.redhat.com>
491 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
493 2001-06-13 Zack Weinberg <zackw@stanford.edu>
495 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
496 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
498 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
499 config/alpha/t-osf4, config/mips/t-iris6: Extract all
500 references to @shlib_map_file@, @shlib_objs@, or
501 @shlib_base_name@ to Makefile variables.
502 Bump soname version of libgcc to 1.
504 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
506 * doc/install.texi: Use more logical markup. Include @node
507 commands in the source when generating any non-HTML.
509 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
511 * README: Remove. Some of the contents moved to ../README.
513 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
515 * doc/install.texi (--enable-shared): List package names
518 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
520 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
521 (*-*-solaris*): Document problem in /bin/sh that affects
522 configuring libraries.
523 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
524 (*-sun-solaris2.8): Document linker problem that explains why
525 libjava is disabled by default.
527 2001-06-09 Mark Mitchell <mark@codesourcery.com>
530 * toplev.c (rest_of_compilation): Remove dead code before
533 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
536 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
537 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
538 * configure: Rebuilt.
540 2001-06-12 Jim Wilson <wilson@redhat.com>
542 * loop.c (strength_reduce): Move bl->all_reduced set before
543 check_ext_dependant_givs call.
544 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
546 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
548 * doc/extend.texi (Function Attributes): Document SH's sp_switch
551 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
553 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
556 2001-06-12 Richard Henderson <rth@redhat.com>
558 * config/i386/i386.c (ix86_expand_prologue): Always use
559 gen_pro_epilogue_adjust_stack; update arguments.
560 (ix86_expand_epilogue): Likewise.
561 (ix86_emit_epilogue_esp_adjustment): Remove.
562 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
563 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
564 clobber of scratch memory instead of a modification of EBP as the
565 barrier. Update all peepholes to match.
567 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
569 * doc/gcc.texi: Change the font used for @def... commands to a
571 * doc/extend.texi: Use more logical markup. Use "built-in"
572 instead of "builtin". Use @deftypefn to mark up built-in
573 functions; specify their types in the @deftypefn and not in the
574 descriptive text. Use TeX quotes and dashes. Add more index
577 2001-06-12 lars brinkhoff <lars@nocrew.org>
579 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
580 (DIR_SEPARATOR_2): Likewise.
582 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
584 * doc/install.texi (--exec-prefix, --bindir, --libdir,
585 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
587 (--enable-cpp): Change to document --disable-cpp instead; update
588 to reflect current default.
589 (--without-fast-fixincludes): Remove documentation.
590 (Final install): Document installation directories in more
591 detail. Document use of make dvi.
593 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
595 * recog.c (validate_replace_rtx_1): Fix previous patch.
597 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
599 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
601 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
603 * simplify-rtx.c (simplify_subreg): Allow volatile memory
604 to be subregged in case we don't have move instruction.
606 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
608 * loop.c: Include predict.h
609 (strength_reduce): Drop branch prediction note in case
610 number of iterations is known.
611 * predict.def (PRED_LOOP_ITERATIONS): new.
612 * Makefile.in (loop.o): Add dependancy on predict.h
614 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
616 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
618 * c-typeck.c (c_start_case): Likewise.
620 2001-06-12 Mark Mitchell <mark@codesourcery.com>
622 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
623 in a structure at a variable address.
625 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
627 * doc/gcov.texi: Use more logical markup.
629 2001-06-11 Mark Mitchell <mark@codesourcery.com>
631 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
632 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
633 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
636 2001-06-11 Stan Shebs <shebs@apple.com>
638 * darwin.h (ASM_FILE_END): Remove decl of language_string.
640 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
642 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
643 as an early clobber to make sure it is not used by reload in
646 2001-06-11 Mark Mitchell <mark@codesourcery.com>
648 * doc/c-tree.texi: Update information about flag_honor_std.
649 * doc/install.texi: Note that binutils is required on HPUX 11.
650 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
653 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
654 variable-sized types.
656 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
658 * doc/md.texi: Use TeX dashes and quotes.
660 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
662 * doc/rtl.texi: Reference manual chapter about trees.
664 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
666 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
667 (WINT_TYPE): Override.
668 (WINT_TYPE_SIZE): Likewise.
669 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
671 * config/sparc/sol2.h (WINT_TYPE): Define.
672 (WINT_TYPE_SIZE): Likewise.
674 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
675 (WINT_TYPE): Override.
676 (WINT_TYPE_SIZE): Likewise.
677 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
678 (CPP_ARCH64_SPEC): Likewise.
680 2001-06-11 Richard Henderson <rth@redhat.com>
682 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
683 with alias attribute.
685 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
686 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
688 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
690 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
692 2001-06-11 Stan Shebs <shebs@apple.com>
694 * darwin.c (darwin_encode_section_info): Rewrite to simplify
695 and fix coding mistakes.
697 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
699 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
700 return string from m32r_output_block_move.
701 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
703 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
705 (ROUND_ADVANCE): Remove signed/unsigned conflict.
706 * config/m32r/m32r.c: Declare prototypes for static functions.
707 (move_src_operand): Replace INT32_P with UINT32_P.
708 (function_arg_partial_nregs): Fixed signed/unsigned conflict
709 in initialisation of 'size'.
710 (m32r_sched_reord): Remove redundant declarations of 'code'.
711 (m32r_output_block_move): Change to a void function.
712 (m32r_encode_section_info): Cast return of
713 TREE_STRING_POINTER to avoid compile time warning.
715 2001-06-11 Richard Henderson <rth@redhat.com>
717 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
718 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
719 (struct machine_function): Add gp_save_rtx.
720 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
721 (alpha_gp_save_rtx): New.
722 * config/alpha/alpha-protos.h: Declare it.
723 * config/alpha/alpha.md (exception_receiver): Make an expander.
724 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
726 2001-06-11 Richard Henderson <rth@redhat.com>
728 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
730 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
732 * configure.in: Align --help messages.
733 Remove trailing full stops.
734 Consistently use lower case.
735 Fix DWARF 2 spelling.
736 * configure: Rebuilt.
738 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
740 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
741 variants for .cpp/.cp/.c++ files.
742 Move definition of __LANGUAGE_C_PLUS_PLUS ...
743 (CPLUSPLUS_CPP_SPEC): ... here.
745 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
747 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
749 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
751 * c-decl.c (store_parm_decls): When comparing types in an
752 old-style function declaration with those from a previous
753 prototype, compare the unqualified versions of parameter types.
756 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
758 * doc/objc.texi: Use more logical markup. Use TeX dashes.
760 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
762 * doc/c-tree.texi: Use more logical markup.
764 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
766 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
768 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
770 * loop.c (scan_loop): Do not combine asm statements.
772 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
774 * simplify-rtx.c (simplify_subreg): Fix offset calculation
775 for complex values within a CONCAT.
777 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
779 * doc/install.texi: Update details of what components are included
780 in the GCC distribution. Update default directory for g++
781 includes. Update documentation relating to old libio. Adjust
782 documentation on DejaGnu environment variables. Remove
783 documentation of --enable-cpplib.
785 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
787 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
790 2001-06-10 Richard Henderson <rth@redhat.com>
792 * ifcvt.c (life_data_ok): New.
793 (merge_if_block): Use it to determine whether to update
795 (if_convert): Set it.
797 2001-06-10 Richard Henderson <rth@redhat.com>
799 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
801 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
803 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
804 (SH Options): Document -mieee.
805 * doc/install.texi (Final install): Remove obsolete information
806 about installing cross compilers.
807 * doc/gcc.1: Rebuilt.
809 2001-06-10 Richard Henderson <rth@redhat.com>
811 * config/alpha/alpha.c (override_options): Set align_loops,
812 align_jumps, and align_functions.
813 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
814 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
816 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
818 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
819 are one and two words in size.
821 2001-06-10 Richard Henderson <rth@redhat.com>
823 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
824 (Code Generation Options): Document -fnon-call-exceptions.
826 2001-06-10 Mark Kettenis <kettenis@gnu.org>
828 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
830 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
832 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
834 2001-06-10 Mark Mitchell <mark@codesourcery.com>
835 Gabriel Dos Reis <gdr@codesourcery.com>
837 * Makefile.in (c-parse.o): Depend on diagnostic.h
838 (dwarf2out.o): Likewise.
840 * dwarf2out.c: #include diagnostic.h
842 * toplev.h (warningcount, errorcount, sorrycount): Remove
845 * toplev.c (warningcount, errorcount, sorrycount): Remove
848 * diagnostic.h (struct output_buffer): Reorder fields.
849 (diagnostic_kind_count): New macro.
850 (errorcount, warningcount, sorrycount): Define as macros.
851 (diagnostic_report_warnings_p): New macro.
852 (output_state): Add diagnostic_count field.
854 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
855 Remove tentative declaration.
856 (count_error): Use diagnostic_report_warnings_p.
858 * c-parse.in: #include diagnostic.h
860 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
862 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
863 prefer a memory for operand 1.
864 ("*addsi3"): Fix constraints, the '!' was too strong.
865 ("*addsi3_split"): Accept soft register and split accordingly.
867 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
869 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
870 Move definition in the RTX_CODE section.
872 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
874 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
875 address as relative to the argument pointer.
877 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
879 * predict.def (PRED_OPCODE): Place before call and error_return.
881 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
883 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
884 * predict.c (estimate_probability): Calculate dominance
885 information; improve detection of NORETURN heuristics;
886 add call/error_return heuiristics; tweak comparison heuristics
889 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
891 * doc/invoke.texi (C Dialect Options): Document -aux-info.
892 (Debugging Options): Document -print-multi-directory and
894 * doc/gcc.1: Rebuilt.
896 * toplev.c (independent_decode_option): Require `=' between
897 `-aux-info' and filename in the same argument.
898 * gcc.c: Don't pass -aux-info=filename twice.
900 2001-06-09 Mark Mitchell <mark@codesourcery.com>
902 * expr.c (expand_expr, case ARRAY_REF): Do not replace
903 an array element with the known initializing value if it has
906 * toplev.c (rest_of_compilation): Remove dead code before
909 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
911 * cppinit.c (print_help): Document -fpreprocessed.
912 * invoke.texi: Similarly.
914 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
916 * predict.def: New file.
917 * predict.h: New file.
918 * predict.c: Include predict.h.
919 (predictor_info): New structure and array.
920 (predict_edge, predict_insn): Rewrite; make global.
921 (predict_edge_def, predict_insn_def): New global functions.
922 (dump_prediction, combine_predictions_for_insns): New
924 (estimate_probability): Change calls to predict_edge
925 to predict_edge_def and calls to predict_insn to predict_insn_def;
926 combine probabilities.
927 (expected_value_to_br_prob): Behave as predictor.
928 * rtl.h (REG_BR_PRED): Update coment.
929 (invert_br_probabilities): New.
930 * jump.c: Include predict.h
931 (duplicate_loop_exit_test): Drop branch prediction notes.
932 (invert_jump): Use invert_br_probabilities.
933 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
934 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
935 * combine.c (distribute_notes): Handle BR_PRED.
937 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
939 * predict.c (predict_insn, predict_edge): New static functions.
940 (estimate_probability): Revamp to use new functions;
941 fix loop header heruistics; add loop exist heruistics
943 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
945 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
947 2001-06-09 Peter Jakubek <pjak@snafu.de>
949 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
951 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
953 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
954 for integer operations that don't update C bit.
956 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
958 * gthr-posix.h (__gthread_objc_init_thread_system): If
959 pthread_key_create fails, it's not clear what the return value is.
960 This obvious fix makes sure it always returns -1 if a problem
963 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
965 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
966 more index entries. Use more logical markup where appropriate.
967 Use TeX quotes and dashes.
969 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
971 * unwind-pe.h: Conditionally qualify references to abort with
974 2001-06-09 Julian Foad <julian_foad@hotmail.com>
976 * doc/invoke.texi: Remove superfluous text.
978 2001-06-08 Richard Henderson <rth@redhat.com>
980 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
981 (LIB_SPEC): Mirror config/linux.h version.
983 2001-06-08 Richard Henderson <rth@redhat.com>
985 * except.c (get_exception_pointer, get_exception_filter): Take a
986 struct function. Update all callers.
987 * except.h (get_exception_pointer): Update declaration.
988 * expr.c (expand_expr): Update get_exception_pointer call.
989 * integrate.c (expand_inline_function): Remap the exception pointer
990 from callee to caller.
992 2001-06-08 Mark Mitchell <mark@codesourcery.com>
994 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
995 accurately reflect its cv-qualification.
996 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
997 cv-qualifiers on function types.
999 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1001 * basic-block.h: Improve comments.
1002 * except.c (expand_eh_region_end_allowed): Remove redundant call
1003 to do_pending_stack_adjust.
1004 * flow.c (life_analysis): Fix typo in comment.
1005 (calculate_global_regs_live): Add documentation.
1006 (mark_set_1): Likewise.
1007 (debug_regset): Likewise.
1008 * doc/rtl.texi (cond_exec): Document it.
1010 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1012 * i386.h (CONST_COSTS): set cost of constants representable in
1013 immediate fields to 0.
1015 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1017 * function.c (diddle_return_value): Kill code to determine
1018 return value before expand_function_end.
1019 (expand_function_end): Delay call to clobber_return_register
1020 after fucntion return value is computed.
1022 Re-install temporary reverted patch:
1023 * toplev.c (rest_of_compilation): Call split_all_insns
1024 before reg-stack and shorten-branches. Do shorten-branches
1026 * final.c (shorten_branches): Remove insn splitting code.
1028 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1030 * doc/gcc.texi, doc/invoke.texi: Add index of command line
1031 options. Use @opindex to index them rather than other indexing
1032 commands. Use @var{...} instead of <...>. Avoid spaces in names
1033 inside @var. Don't use @kindex to index escape sequences in
1036 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
1038 * stmt.c (current_nesting_level): New fn.
1039 * tree.h: Declare it.
1040 * c-semantics.c (genrtl_compound_stmt): Use it.
1042 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
1044 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1046 * jump.c (mark_modified_reg): Allow jump threading if condition
1047 codes are represented by a hard register.
1049 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1051 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
1052 for complex floats passed to unprototyped functions.
1054 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1056 * except.c (expand_eh_region_end_allowed): Call
1057 do_pending_stack_adjust as necessary.
1059 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1061 * function.c (clobber_return_register): Clobber the pseudo return
1064 * sibcall.c (skip_unreturned_value): New function.
1065 (call_ends_block_p): Use it.
1067 * recog.c (split_insn): Break out from ...
1068 (split_all_insns): ... here; do not use basic block information
1071 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1073 * simplify-rtx.c (simplify_subreg): Fix verification of
1076 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1078 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
1079 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
1080 Move definition of _LANGUAGE_C_PLUS_PLUS ...
1081 (CPLUSPLUS_CPP_SPEC): ... here.
1082 Fixes PRs c++/3047, target/441.
1084 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1086 * doc/install.texi2html (MAKEINFO): Keep value if set already.
1088 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1090 * doc/gcc.texi: Add trailing slash to URL.
1092 2001-06-07 Stan Shebs <shebs@apple.com>
1094 * config/darwin.h (ENCODE_SECTION_INFO): Define.
1095 (REDO_SECTION_INFO_P): Ditto.
1096 (STRIP_NAME_ENCODING): Ditto.
1097 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
1098 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
1099 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
1100 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
1101 * config/darwin.c: No longer include c-tree.h.
1102 (machopic_classify_ident): Rewrite to use symbol encoding.
1103 (lookup_name_darwin): Remove.
1104 (machopic_non_lazy_ptr_name): Handle encoded symbols.
1105 (machopic_stub_name): Use STRIP_NAME_ENCODING.
1106 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
1107 (machopic_finish): Ditto, remove test of decl.
1108 (update_non_lazy_ptrs): New function.
1109 (darwin_encode_section_info): New function.
1110 * config/darwin-protos.h: Declare it.
1111 * config/rs6000/rs6000.c (machopic_output_stub): Use
1112 STRIP_NAME_ENCODING.
1114 2001-06-07 Mark Mitchell <mark@codesourcery.com>
1116 * tree.h (DECL_SOURCE_FILE): Improve documentation.
1117 (DECL_SOURCE_LINE): Likewise.
1119 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
1121 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1122 from config/elfos.h.
1124 2001-06-07 Phil Edwards <pme@sources.redhat.com>
1126 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
1127 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
1129 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1131 * doc/contrib.texi: Add copyright notice.
1133 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1135 * doc/md.texi: Use four digit years in copyright notice.
1137 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1139 * config.gcc: For $target_alias of athlon-*, set
1140 target_cpu_default2=5.
1142 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1144 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
1145 end of last block if last real insn is a JUMP_INSN.
1147 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1151 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1153 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
1154 pthread_t to objc_thread_t.
1155 (__gthread_objc_thread_id): Likewise.
1157 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1159 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
1160 (ASM_OLDAS_SPEC): Likewise.
1162 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
1163 (CPP_SUBTARGET_SPEC): Use it.
1164 (ASM_OLDAS_SPEC): Define.
1166 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
1168 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1170 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
1171 passed by reference.
1173 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1175 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
1176 Document use of N_(...), and show it in examples. Note that
1177 documentation should be added to invoke.texi. Avoid an overfull
1180 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1182 * toplev.c (rest_of_compilation): Revert previous patch.
1183 * final.c (shorten_branches): Likewise.
1185 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1187 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
1190 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1192 * doc/install-old.texi: Remove more obsolete documentation.
1194 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1196 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
1198 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1200 * toplev.c (rest_of_compilation): Call split_all_insns
1201 before reg-stack and shorten-branches. Do shorten-branches
1203 * final.c (shorten_branches): Remove insn splitting code.
1205 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1207 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1208 * configure: Rebuilt.
1210 2001-06-07 Andreas Jaeger <aj@suse.de>
1212 * emit-rtl.c (operand_subword): Remove unused variable.
1214 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1216 * i386.md (floatdi?f): Avoid usinf of SSE instructions
1217 if TARGET_64BIT is false.
1218 (floatdi?f_i386_only): New insn.
1219 (floatdi?f_i386): Disable for !TARGET_64BIT.
1221 * (min?f, max?f splitters): Handle case where
1222 operands are cross-matched.
1224 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
1225 (MMX_REGISTER_NAMES): Kill.
1226 (PRINT_OPERAND): Fix comment.
1227 (PRINT_REG): Likewise.
1228 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
1229 (print_operand): Update comment; kill 'm'.
1231 * i386.c (x86_branch_hints): New global variable
1232 (print_operand): Support outputting of branch prediction hints.
1233 * i386.md (conditional jump patterns): Add branch prediction hints
1235 * i386.h (x86_branch_hints): Declare
1236 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
1237 (PRINT_OPERAND_FUNCT_VALID_P): New.
1238 * final.c (final_forward_branch_p): New function.
1240 2001-06-06 Richard Henderson <rth@redhat.com>
1242 * flow.c (mark_used_reg): Clean up looping over multiple hard
1243 registers. Do conditional life bits across multiple hard regs.
1245 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
1247 * reload1.c (reload): Revert Schmidt's change so all USEs are not
1248 deleted during reload.
1250 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1252 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
1253 functions here, instead of ...
1254 * c-decl.c (c_expand_body): ... here.
1256 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1258 * config.gcc, config/sparc/bsd.h: Do not directly include
1259 sparc/sparc.h. Instead do it via tm_file.
1261 2001-06-05 Richard Henderson <rth@redhat.com>
1263 * dwarf2.h (DW_EH_PE_aligned): New.
1264 * dwarf2asm.c (eh_data_format_name): Name it.
1265 (dw2_asm_output_encoded_addr_rtx): Align for it.
1266 * dwarf2out.c (output_call_frame_info): Handle it for personality
1267 routine and LSDA pointers.
1269 * unwind-pe.h (DW_EH_PE_aligned): New.
1270 (base_of_encoded_value): Handle it.
1271 (read_encoded_value_with_base): Likewise.
1272 * unwind-dw2-fde.c (base_from_object): Likewise.
1273 (get_cie_encoding): Likewise.
1275 * config/alpha/elf.h: Remove ecoff commentary.
1276 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1278 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1280 * config.gcc, config/i386/bsd386.h: Do not directly include
1281 i386/386bsd.h. Instead do it via tm_file.
1283 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1285 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
1288 2001-06-05 Pascal Obry <obry@act-europe.fr>
1290 * configure.in: Quote $enable_win32_registry in case the value has
1294 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1296 * print-rtl.c (xspaces): Remove.
1297 (print_rtx): Use printf field-width, rather than xpsaces, to
1299 * toplev.c (main): Disable sibling-call optimization if we are
1300 handling exceptions.
1302 2001-06-05 Bernd Schmidt <bernds@redhat.com>
1304 * reload1.c (reload): Delete all USEs generated during reload.
1306 2001-06-05 scott snyder <snyder@fnal.gov>
1308 * gccbug.in: Fix typo.
1310 2001-06-05 Andreas Jaeger <aj@suse.de>
1312 * builtins.def: Fix definition of __builtin_cosf, it uses float as
1313 parameter and return value.
1315 2001-06-04 Anthony Green <green@redhat.com>
1317 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
1318 machine. This is now done in sparc.h.
1320 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1322 Correct CVS resurrection of invoke.texi.
1323 * doc/invoke.texi: Document new tree dump flags.
1325 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1327 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
1328 for casting an aggregate to its own type. Fixes PR c/2735.
1330 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1332 * doc/texinfo.tex: Update to version 2001-05-24.08.
1334 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1336 * c-common.h (flag_dump_translation_unit): Remove.
1337 (enum tree_dump_index): Define.
1338 (TDF_ADDRESS, TDF_SLIM): New #defines.
1339 (dump_node_to_file): Remove.
1340 (dump_node): Make extern. Add flags.
1341 (dump_flag, dump_enabled_p, dump_begin, dump_end,
1342 dump_switch_p): Prototype.
1343 * c-common.c (flag_dump_translation_unit): Remove.
1344 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
1345 logic. Use dump_switch_p.
1346 * c-dump.h (struct dump_info): Add node and user fields.
1347 (dump_pointer): Declare.
1348 * c-dump.c (dump_node): Make extern. Add flags.
1349 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
1350 (dump_new_line, dump_maybe_newline): Use them.
1351 (dump_pointer): New function.
1352 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
1353 chain or function's body. Dump address, if TDF_ADDRESS set.
1354 (dump_flag): Define.
1355 (dump_node_to_file): Remove.
1356 (struct dump_file_info): New struct.
1357 (dump_files): New array.
1358 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
1359 * c-lang.c (finish_file): Adjust dumping.
1360 * toplev.h (dump_base_name): Make extern.
1361 * invoke.texi: Document new flags.
1363 2001-06-04 Mark Mitchell <mark@codesourcery.com>
1365 * c-tree.h (lang_decl): Add pending_sizes fields.
1366 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
1368 (c_expand_body): Expand them.
1369 (lang_mark_tree): Mark lang_decl:pending_sizes.
1370 * function.c (expand_pending_sizes): New function, broken out
1372 (expand_function_start): ... here.
1373 * tree.h (expand_pending_sizes): Declare it.
1375 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
1377 * doc/install.texi: Update FreeBSD information. Generalize
1378 and update information for alpha-based platforms using ELF.
1380 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1382 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
1383 (store_parm_decls): Likewise.
1384 * c-typeck.c (convert_arguments): Likewise.
1386 2001-06-04 Richard Henderson <rth@redhat.com>
1388 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
1389 optimization if current_function_calls_setjmp.
1391 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
1393 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
1396 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1398 * simplify-rtx.c (simplify_subreg): Fix combining of
1399 paradoxical subregs.
1401 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1403 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
1404 (no_labels_between_p): Short circuit case beg==end.
1406 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1408 * rtlanal.c (operand_preference): Fix preference for objects.
1410 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1412 * gcse.c (handle_avail_expr): Be prepared to handle single_set
1415 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1417 * combine.c (if_then_else_cond): Use simplify_subreg instead
1419 * integreate.c (sub_constants): Likewise.
1421 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1423 * emit-rtl.c (constant_subword): Deprecate; remove most of code
1424 and use simplify_gen_subreg.
1426 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
1428 * sibcall.c (skip_copy_to_return_value): recognize the situation
1429 when the called function's return value is copied into an
1430 intermediate pseudo, and then into the calling functions return
1433 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1435 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
1436 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
1437 in case register wasn't OK previously, accept it now; allow
1438 subregs of frame pointer if reload completed and frame pointer
1441 * combine.c (sombine_simplify_rtx): Fix comment;
1442 use subreg_lowpart_offset instead of subreg_lowpart_p
1443 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
1444 * rtl.h (subreg_lowpart_parts_p): Kill.
1445 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
1446 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
1447 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
1448 (gen_lowpart_common): Likewise.
1449 (subreg_lowpart_p): Likewise.
1450 (subreg_lowpart_parts_p): Kill.
1451 (subreg_lowpart_offset, subreg_highpart_offset): New function.
1453 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
1454 to simplify SUBREG and REG.
1455 (gen_highpart): Use simplify_gen_subreg for all simplifications.
1457 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
1460 * rtlanal.c (replace_regs): Use simplify_gen_subreg
1462 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1464 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
1465 (ARRAY_RANGE_REF): Added description.
1467 * tree.def (ARRAY_RANGE_REF): New code.
1468 * alias.c (handled_component_p, can_address_p): Handle it.
1469 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1470 * explow.c (set_mem_attributes): Likewise.
1471 * expr.c (expand_assignment, get_inner_reference): Likewise.
1472 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
1473 * fold-const.c (operand_equal_p): Likewise.
1474 * tree.c (staticp, stabilize_reference): Likewise.
1475 * varasm.c (decode_addr_const): Likewise.
1477 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1479 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
1480 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
1482 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
1484 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
1485 mark_constant_pool_use before output_addr_const.
1486 (struct pool_node): New field wend.
1487 (add_constant): Note a sequence of constants that are referenced
1489 (pool_window_label, pool_window_last): New variables.
1490 (dump_table): Emit a unspec_volatile representing the end of a
1491 sequence of constants.
1492 (mark_constant_pool_use): New function.
1493 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
1494 (consttable_2): Add the second operand which flags whether
1495 this consttable entry was used or not.
1496 (consttable_4, consttable_8, consttable_sf, consttable_df):
1498 (consttable_window_end): New insn.
1500 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1502 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
1503 Reformat according to coding standards.
1506 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
1507 (shl_and_kind): Cast wide constant.
1508 (gen_far_branch): Define as static, as in declaration.
1509 (barrier_align): Compute cache-line length as unsigned. Add
1510 parentheses in initial credit computation.
1511 (rounded_frame_size): Add parentheses.
1512 (permanent_obstack): Remove declaration. Include ggc.h for
1513 declaration of ggc_add_root_rtx().
1514 (get_free_reg): Removed declaration of unused variable reg.
1515 (legitimize_pic_address): Mark mode argument as unused.
1517 2001-06-03 Igor Shevlyakov <igor@windriver.com>
1519 * config/sh/sh.c (output_branch): Support for insn with lenght
1520 attr 12 & 16 which represents cond branches outside +-4096 range.
1522 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1524 * config/sh/lib1funcs.asm (ic_invalidate): Align the
1525 cache-mirroring sequence. Add nops.
1527 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
1529 * doc/install-old.texi: Remove more old installation
1531 * doc/install.texi: Add relevant parts here.
1533 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1535 * doc/install.texi2html: New script.
1537 2001-06-03 David Edelsohn <edelsohn@gnu.org>
1539 * doc/install.texi: Update AIX information again.
1541 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1543 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
1544 installation documentation.
1545 * doc/install.texi: Move it to here.
1547 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1549 * doc/install.texi: Clean up Texinfo markup.
1551 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1553 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
1554 to just after title page.
1556 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1558 * doc/install-old.texi: Remove documentation of some configuration
1560 * doc/install.texi: Add relevant parts of this documentation here.
1562 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1564 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
1565 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
1567 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1569 * i386.md (all uses of ext_register_operand): Make sure they are
1570 VOIDmode; replace all uses outside zero_extend.
1571 (and?i splitters): Use ext_register_operands.
1572 (test?i peep2): Remove ignored constraints.
1573 * i386.c (ext_register_operand): Check that operand is
1574 eighter pseudo or hard or 'Q' register.
1576 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1578 * tree.h (struct record_layout_info_s): New field unpadded_align.
1579 (set_lang_adjust_rli): New declaration.
1580 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
1581 it would have if not packed, do not downgrade DECL_ALIGN.
1582 (lang_adjust_rli, set_lang_adjust_rli): New.
1583 (start_record_layout): Initialize new field unpadded_align.
1584 (debug_rli): Display it.
1585 (place_union_field, place_field): Set it.
1586 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
1588 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
1589 mean that; use proper names instead.
1590 Print DECL_NO_STATIC_CHAIN.
1592 * except.c (expand_builtin_frob_return_addr): Add missing call
1593 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
1594 (expand_builtin_eh_return): Likewise.
1595 (expand_eh_return): Clean up ptr_mode != Pmode cases.
1597 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
1599 * doc/invoke.texi: Remove references to papers about sequence points
1600 to readings.html, refer to that page.
1602 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1604 * README: Update references to installation instructions.
1606 2001-06-01 Laurent Guerby <guerby@acm.org>
1607 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1609 * doc/install.texi: Define srcdir when sources come from CVS.
1610 Significantly improve markup. Wrap overly long lines
1612 2001-06-01 DJ Delorie <dj@redhat.com>
1614 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
1615 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
1616 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
1617 gcov.1: Move to doc subdirectory.
1618 * install.texi: Move to doc/install-old.texi.
1619 * gcc.texi: Move to doc, refer to install-old.texi.
1620 * Makefile.in: Reflect move of docs to doc/.
1621 * f/Make-lang.in: Ditto.
1622 * java/Make-lang.in: Ditto.
1623 * doc/.cvsignore: New.
1625 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1627 * invoke.texi: use two spaces between command options, eliminate
1628 some 'overfull hboxes'
1630 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
1632 * Makefile.in (s-mlib): Make backtick-commands always succeed.
1633 (DRIVER_DEFINES): Ditto.
1635 2001-05-31 Richard Henderson <rth@redhat.com>
1637 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
1638 also link against libgcc.a.
1640 2001-05-31 Geoff Keating <geoffk@cygnus.com>
1642 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
1643 * config/mips/mips.c (mips_output_ascii): New function.
1644 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
1646 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
1648 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1650 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
1651 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
1653 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
1655 * install.texi (Configuration): Add html links for --with-gnu-as &
1656 --with-gnu-ld and refer to them from hppa & SCO triplets.
1657 (Specific): Link back to with-gnu-ld for all ELF platfoms.
1658 (Specific): Reword AVR binutils recommendation.
1660 2001-05-30 Zack Weinberg <zackw@stanford.edu>
1662 * ggc-page.c (size_lookup): Increase minimum allocation size
1664 (ggc_print_statistics): Report size of each bin in bytes, not
1665 as its order; there is no longer a direct relationship.
1667 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1669 * extend.texi: Fix formating of examples, eliminate some
1671 * gcc.texi: Eliminate some 'overfull hboxes'.
1672 * invoke.texi: Use two spaces between command options, eliminate
1673 some 'overfull hboxes'.
1675 2001-05-30 Richard Henderson <rth@redhat.com>
1677 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
1679 2001-05-30 Tom Tromey <tromey@redhat.com>
1681 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
1682 use it in the new association.
1684 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
1685 John David Anglin <dave@hiauly1.hia.nrc.ca>
1687 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
1688 to target type to allow ISO C++ compiler to accept it.
1689 * gthr-dce.h (__gthread_active_ptr): Likewise.
1690 * gthr-solaris.h (__gthread_active_ptr): Likewise.
1692 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1694 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
1695 so that we do accept comments in preprocessed input.
1697 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1699 * cpphash.c (alloc_node): Cast allocated pointer.
1701 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
1703 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
1705 2001-05-29 Stan Shebs <shebs@apple.com>
1707 * gcc.texi: Add links for information about Objective-C.
1709 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
1711 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
1712 /bin/sed fails on [^\"]).
1713 (configargs.h): Likewise.
1715 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1717 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
1719 2001-05-28 Stan Shebs <shebs@apple.com>
1721 * objc/objc.gperf: Remove, no longer used.
1723 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
1725 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
1726 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
1727 Remove trailing whitespace.
1729 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1731 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
1732 became http://freeware.sgi.com/.
1734 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
1736 * local-alloc.c (update_equiv_regs): Don't eliminate constant
1739 2001-05-27 Stan Shebs <shebs@apple.com>
1741 * objc/objc-act.c: Add/fix various comments.
1742 (init_selector): Remove, no longer used.
1743 (build_msg_pool_reference): Ditto.
1744 (objc_debug): Ditto.
1746 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1748 * c-decl.c (init_decl_processing):
1749 Don't call start_identifier_warnings.
1750 * flags.h (warn_id_clash, id_clash_len): Remove.
1751 * stringpool.c: Don't include flags.h.
1752 (scan_for_clashes, do_identifier_warnings,
1753 start_identifier_warnings): Remove.
1754 * toplev.c (warn_id_clash, id_clash_len): Remove.
1755 (display_help): Don't document -Wid-clash.
1756 (decode_W_option): Print warning on -Wid-clash.
1757 * tree.h (start_identifier_warnings): Remove.
1758 * invoke.texi: Remove documentation of -Wid-clash.
1760 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1762 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
1764 2001-05-27 Bruce Korb <bkorb@gnu.org>
1766 * fixinc/check.tpl(HACK) add and use a Scheme variable
1767 (has no test text): error out if no "test_text" is defined
1768 * fixinc/fixincl.tpl: likewise
1769 (FIXIDX): make it an enumeration so we minimize diffs
1770 * fixinc/inclhack.def: re-alphabetize and add sort instructions
1771 * fixinc/fixincl.x: regenerate
1772 * fixinc/tests/base/stdio.h: test output got moved due to
1774 * README-fixinc: rewrite (mostly)
1776 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1778 * cpplib.c (run_directive): Set pfile->directive.
1780 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1782 * c-tree.texi: Reformat the manual as a single chapter now
1783 included by gcc.texi.
1784 * gcc.texi: Include c-tree.texi. Merge all indexes.
1785 * Makefile.in (dvi): Add generation for the cppinternals
1786 documentation. Added dependencies on fdl.texi and c-tree.texi
1787 where appropriate. Use TEXI2DVI instead of custom tex calls.
1788 (info): Added dependencies on fdl.texi and c-tree.texi where
1789 appropriate. Remove the target c-tree.info.
1791 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
1793 * combine.c (try_combine): Fix typo in comment.
1794 * expr.c (expand_expr): Likewise.
1795 * config/i370/i370.md (untyped_call): Likewise.
1797 2001-05-26 Bruce Korb <bkorb@gnu.org>
1799 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1800 when fixincl is operating in test mode
1801 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
1802 (AAB_ultrix_limits): remove redundant text
1803 (AAB_ultrix_memory): ditto
1804 (AAB_ultrix_string): ditto
1805 (djgpp_wchar_h): fix the test text
1806 (irix_stdio_va_list): add test text
1807 (irix_limits_const): add a testing output file (limits.h is overwritten)
1808 (strict_ansi_not_ctd): put limits.h second in list for same reason
1809 (solaris27_mutex_init): test text needed selection text, too
1811 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1812 when fixincl is operating in test mode
1814 2001-05-26 Philip Blundell <philb@gnu.org>
1816 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1817 * config/i960/i960-protos.h: Likewise.
1818 * config/i370/i370-protos.h: Likewise.
1819 * config/h8300/h8300-protos.h: Likewise,
1820 * config/sh/sh-protos.h: Likewise.
1821 * config/v850/v850-protos.h: Likewise.
1823 2001-05-26 Philip Blundell <philb@gnu.org>
1825 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1827 2001-05-25 Zack Weinberg <zackw@stanford.edu>
1829 * toplev.c (debug_args, f_options, W_options): Mark
1830 descriptions for translation.
1831 (display_help): Translate descriptions on output.
1833 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
1834 objc/lang-options.h: Mark descriptions for translation.
1836 * aclocal.m4: Quote final argument of patsubst. Use
1837 3-argument form of AC_DEFINE. Restore quotes to [] while
1839 * configure.in: Remove unnecessary changequote calls.
1840 * configure, config.in: Regenerate.
1842 2001-05-25 Sam TH <sam@uchicago.edu>
1844 * basic-block.h: Fix header include guards.
1845 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
1846 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
1847 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
1848 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
1849 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
1850 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
1851 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
1852 varray.h version.h: Likewise.
1853 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
1854 config/arm/arm.h config/c4x/c4x-protos.h
1855 config/h8300/h8300-protos.h config/h8300/h8300.h
1856 config/i370/i370-protos.h config/i370/i370.h
1857 config/i960/i960-protos.h config/mcore/mcore.h
1858 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
1859 config/v850/v850-protos.h config/v850/v850.h: Likewise.
1860 * fixinc/fixlib.h fixinc/server.h: Likewise.
1862 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
1864 * config/arc/initfini.c (.init): Fix typo.
1866 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
1868 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
1870 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1872 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
1874 2001-05-25 Richard Henderson <rth@redhat.com>
1876 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
1878 2001-05-25 Richard Henderson <rth@redhat.com>
1880 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
1881 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
1882 (sparc*-*-solaris2): Likewise.
1883 * config/t-linux: Remove shared libgcc macros.
1884 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
1885 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
1887 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
1889 * config.gcc (*-*-freebsd*): Report bad configuration.
1891 2001-05-25 David Edelsohn <edelsohn@gnu.org>
1893 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
1895 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
1897 (ASM_OUTPUT_LABELREF): Delete.
1899 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1901 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
1902 strict_ansi_only): Don't run if stdc_0_in_system_headers.
1903 * fixinc/fixincl.x: Regenerate.
1904 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
1905 (FIX_TEST_TABLE): Declare it.
1906 * fixinc/fixlib.h: Include config.h.
1908 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1910 * fixinc/inclhack.def (alpha___assert): Change char * args to
1911 const char * on Tru64 UNIX to avoid excessive warnings from
1913 * fixinc/fixincl.x: Regenerate.
1915 2001-05-25 Geoff Keating <geoffk@redhat.com>
1917 * dbxout.c (dbxout_symbol): Invert previous patch, which was
1918 outputting a tag only for variable-size records.
1920 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
1922 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
1923 instead of rtx_equal_p for early clobber test.
1925 2001-05-26 Mark Mitchell <mark@codesourcery.com>
1927 * builtins.def: Encode additional information, such as names and
1929 * builtin-types.def: New file.
1930 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
1931 (built_in_decls): Likewise. Don't explicitly initialize global
1933 (expand_builtin_mathfn): Handle float and long double variants of
1935 (expand_builtin): Likewise.
1936 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
1937 (expand_tree_builtin): Handle long, long long, float, and long
1938 double variants of math functions.
1939 * c-common.h (c_tree_index): Remove some unused nodes.
1940 (void_ftype): Remove.
1941 (void_type_ptr): Likewise.
1942 (int_ftype_int): Likewise.
1943 (ptr_ftype_sizetype): Likewise.
1944 * c-decl.c (init_decl_processing): Remove creation of DWARF
1946 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
1947 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
1948 * Makefile.in (c-common.o): Depend on builtin-types.def.
1950 2001-05-25 Dale Johannesen <dalej@apple.com>
1952 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
1954 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
1956 * c-parse.in (notype_initdcl): Remove redundant line.
1958 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1960 * aclocal.m4: Fixed typo.
1961 (gcc_AC_HEADER_STDBOOL): Define.
1962 (gcc_AC_C__BOOL): Define.
1963 * configure.in: Use them.
1964 (AC_CHECK_HEADERS): Remove stdbool.h
1965 * configure, config.in: Regenerate.
1967 2001-05-25 Richard Henderson <rth@redhat.com>
1969 * function.c (expand_function_start): Don't abort on PARALLEL
1970 returns from hard_function_value.
1972 2001-05-25 Richard Henderson <rth@redhat.com>
1974 * config/i386/i386.md: Revert previous change. Do not apply
1975 the peephole if the components do not die after the sequence.
1977 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
1979 * c-parse.in (array_declarator): New. Handle C99 constructs.
1980 Don't restrict [*] declarators to C only.
1981 (after_type_declarator, parm_declarator_starttypename,
1982 parm_declarator_nostarttypename, notype_declarator,
1983 direct_absdcl1): Use it.
1984 * c-decl.c (build_array_declarator, set_array_declarator_type):
1985 New functions. Warn that [*] isn't properly implemented; pedwarn
1986 for [*] outside C99 mode if pedantic rather than giving a hard
1988 (grokdeclarator): Handle static and type qualifiers in parameter
1990 * c-tree.h (build_array_declarator, set_array_declarator_type):
1992 * extend.texi (Attribute Syntax): Document attributes in parameter
1995 2001-05-25 Mark Mitchell <mark@codesourcery.com>
1997 * config/i386/i386.md: Make sure cmpstr peepholes do not
1998 affect liveness information.
2000 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2002 * c-typeck.c (digest_init): Issue error messages about
2003 invalid constants, not warnings.
2005 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2007 * invoke.texi (-fno-builtin): Document that this is always on
2010 2001-05-24 Philip Blundell <philb@gnu.org>
2012 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
2015 2001-05-24 Philip Blundell <philb@gnu.org>
2017 * config/arm/arm.c (output_return_instruction): Correctly handle
2018 interworking and interrupt functions.
2020 2001-05-24 Philip Blundell <philb@gnu.org>
2022 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
2023 -m{no-}sched-prolog. Fix typos and improve formatting.
2025 2001-05-24 Philip Blundell <philb@gnu.org>
2027 * invoke.texi (ARM Options): Improve wording slightly. Add
2028 documentation for more options, including those for Thumb mode.
2029 Don't mention options that don't exist or are unimplemented.
2030 (Thumb Options): Delete; merged into above section.
2032 2001-05-24 Geoff Keating <geoffk@redhat.com>
2034 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
2035 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
2037 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2039 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
2040 fix hard register simplification.
2042 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2044 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
2045 of just copying CPP_CPU_SPEC.
2047 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2049 * i386.c (incdec_operand): Accept only 1 and -1.
2051 2001-05-23 Kelley Cook <kelley.cook@home.com>
2053 * Makefile.in: Move many of the *_H definitions eariler in the
2054 file, so that rules in t-* files that use them for
2055 dependencies will work in a parallel build.
2056 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
2058 2001-05-23 Richard Henderson <rth@redhat.com>
2060 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
2062 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2064 * cpp.texi: Update for handling of charconsts.
2065 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
2066 diagnostics. Skip to the end if the UCS is too short.
2067 (cpp_interpret_charconst): Long charconsts issue a warning
2070 2001-05-23 Richard Henderson <rth@redhat.com>
2072 * doc/install.texi (alpha-linux): Require binutils 2.11.
2074 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2076 * c-lex.c (read_escape, read_ucs): Delete.
2077 (lex_string): Use cpp_parse_escape.
2078 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
2079 if not C++ or not C99. Warn if traditional.
2080 (parse_escape): Rename cpp_parse_escape. Make the bitmask
2081 unsigned. Warn for out-of-range escape sequences here.
2082 Update to use maybe_read_ucs.
2083 (cpp_interpret_charconst): Don't warn here.
2084 * cpplib.h (cpp_parse_escape): New exported function.
2086 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
2088 * extend.texi (Attribute Syntax): Clarify application of
2089 attributes to parameters declared as functions or arrays.
2091 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
2093 * dbxout.c (dbxout_type_methods): Do still group methods by name.
2095 2001-05-23 Zack Weinberg <zackw@stanford.edu>
2097 * diagnostic.c (vnotice): Kill.
2098 (fnotice): Call vfprintf directly.
2099 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
2100 verbatim, set_diagnostic_context): Rename string argument to
2101 indicate that it is run through gettext.
2102 (vbuild_message_string, build_message_string, output_do_printf):
2103 Rename string argument to indicate that it is NOT run through
2105 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
2106 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
2107 Run msgid argument through gettext.
2108 (default_print_error_function): Run constant strings through
2109 gettext when nothing else will.
2110 (fatal_error, internal_error, error_recursion): Use fnotice.
2111 Present complete sentences to gettext.
2113 2001-05-23 Mark Mitchell <mark@codesourcery.com>
2115 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
2117 2001-05-23 Richard Henderson <rth@redhat.com>
2119 * function.c (expand_function_start): Always use a pseudo
2120 for the function result value.
2122 2001-05-22 Richard Henderson <rth@redhat.com>
2124 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
2125 section pointer alignment.
2127 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2129 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2130 of __USER_LABEL_PREFIX__.
2132 2001-05-22 Richard Henderson <rth@redhat.com>
2134 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2135 (__deregister_frame_info_bases): New.
2136 * unwind-dw2-fde.h: Declare it.
2137 * libgcc-std.ver: Export it.
2138 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2139 called __register_frame_info_bases.
2141 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2143 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
2144 instead of #elif (which is OK for this case but not in general).
2146 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2148 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2149 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2150 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2151 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2152 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2154 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2155 David O'Brien <obrien@freebsd.org>
2157 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2158 configure-time options and target version of FreeBSD. Set-up
2159 to match architectural change in threading support. Correctly
2160 report when -pthread option is not supported by configure-time
2162 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2163 and extend to encode target version number in run-time setting
2164 of __FreeBSD__ macro to match the system compiler.
2165 (CPP_PREDEFINES): Likewise.
2166 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2168 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2169 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2171 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2172 David O'Brien <obrien@freebsd.org>
2174 * config.gcc (the unlabeled system switch statement): Add
2175 generic configuration section to handle *-*-freebsd*. Also,
2176 to match the system compiler, default to threading support (it
2177 may be disabled with the standard --disable-threads
2178 configuration-time switch).
2179 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2180 (alpha*-*-freebsd* in machine-specific section): Likewise.
2182 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2183 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2184 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2185 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2186 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2188 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2189 David O'Brien <obrien@freebsd.org>
2191 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2192 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
2193 -pthread instead setting macro.
2195 2001-05-22 Richard Henderson <rth@redhat.com>
2197 * crtstuff.c (__register_frame_info_bases): Declare.
2198 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
2199 (__do_global_dtors_aux, __do_global_dtors): Streamline.
2201 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2202 (CRT_GET_RFIB_DATA): New.
2203 * config/i386/sysv4.h: Likewise.
2204 * config/i386/sco5.h: Likewise.
2205 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2207 2001-05-22 Richard Henderson <rth@redhat.com>
2209 * rtl.c (read_string): Break out from ...
2210 (read_rtx): ... here.
2212 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2214 * doc/install.texi (Specific): Remove a bogus and duplicate part
2215 copied from the end of the document.
2217 2001-05-22 Bernd Schmidt <bernds@redhat.com>
2219 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
2221 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2223 * install.texi: Remove obsolete information on SunOS as well as
2224 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
2225 (Installing GNU CC on the Sun): Remove section.
2227 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
2229 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
2230 keep errno unchanged on success.
2232 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2234 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
2235 once for hexadecimal floats, whether or not they contain a decimal
2236 point. Don't let the setting of pedantic otherwise affect the
2237 parsing of hexadecimal floats.
2239 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2241 * README.ACORN: Remove obsolete file.
2243 2001-05-22 Jan Hubicka <jh@suse.cz>
2245 * combine.c (gen_binary): Use swap_commutative_operands_p
2246 (simplify_comparison): Likewise.
2247 * expmed.c (emit_store_flag): Likewise.
2248 * expr.c (compare_from_rtx): Likewise.
2249 (do_compare_rtx_and_jump): Likewise.
2250 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
2251 if not emitting a branch and operands want swapping.
2253 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2255 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
2256 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
2257 (maybe_get_identifier): Update.
2258 * tree.h (make_identifier): Delete.
2260 2001-05-21 Richard Henderson <rth@redhat.com>
2262 * combine.c (subst): Do not substitute for a register as
2263 a destination subreg/strict_low_part/zero_extract.
2265 * combine.c (simplify_comparison): Update op1 after constant
2267 * recog.c (const_int_operand): Accept only constants valid
2269 * genrecog.c: Update comments wrt const_int_operand.
2271 * emit-rtl.c (init_emit_once): Zero unused memory in a
2274 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2276 * tree.h (type_num_arguments): Declare it.
2277 * tree.c (type_num_arguments): New function.
2279 2001-05-21 Richard Henderson <rth@redhat.com>
2281 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
2284 2001-05-21 Geoff Keating <geoffk@redhat.com>
2286 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
2288 (minsf3): Use rs6000_emit_minmax.
2289 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
2291 (movsfcc): Use rs6000_emit_cmove.
2292 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
2293 Don't generate emit_fselsfsf4.
2294 (fseldfsf4): Likewise.
2295 (maxdf3): Use rs6000_emit_minmax.
2297 (mindf3): Use rs6000_emit_minmax.
2298 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
2300 (movdfcc): Use rs6000_emit_cmove.
2301 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
2302 Don't generate emit_fselsfsf4.
2303 (fselsfdf4): Likewise.
2304 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
2305 (min_max_operator): New predicate.
2306 (rs6000_emit_cmove): New function.
2307 (rs6000_emit_minmax): New function.
2308 * config/rs6000/rs6000-protos.h: Prototype new functions.
2309 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
2310 and min_max_operator.
2312 * config/rs6000/rs6000.c (output_cbranch): Handle all
2313 conditional types in the switch statement.
2315 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2317 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
2318 non-register variables.
2319 * extend.texi: Document that asm-specifications do not make sense
2320 for non-static local variables.
2322 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
2324 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
2325 (dbxout_type_fields): Lose minimal_debug support.
2326 (dbxout_type_methods, dbxout_type): Likewise.
2328 2001-05-17 Andrew Haley <aph@redhat.com>
2330 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2332 2001-05-21 Richard Henderson <rth@redhat.com>
2334 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
2337 2001-05-20 Richard Henderson <rth@redhat.com>
2339 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2340 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
2341 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
2342 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2343 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
2345 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2346 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
2347 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
2348 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2349 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2350 DEBUG_PUBNAMES_SECTION): Rename as above.
2351 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2353 2001-05-20 Richard Henderson <rth@redhat.com>
2355 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
2356 operands unless the operation is commutative.
2358 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2360 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
2363 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2365 * extend.texi: Clarify documentation of extensions included in ISO
2366 C99. Prefer C99 terminology and syntax to old GNU terminology and
2367 syntax. Add more index entries. Document mixed declarations and
2368 code as an extension in C89 mode. Warn about future changes to
2369 semantics of inline functions. Fixes PR other/930.
2371 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2373 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
2374 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2375 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
2376 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2378 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
2380 2001-05-20 Richard Henderson <rth@redhat.com>
2382 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
2383 to be output before a branch.
2385 2001-05-20 Richard Henderson <rth@redhat.com>
2387 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
2389 2001-05-20 Richard Henderson <rth@redhat.com>
2391 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
2392 (ASM_DOUBLE): Remove.
2393 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
2394 * config/i386/sun386.h: Likewise.
2396 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
2397 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
2399 * config/i386/cygwin.h (INT_ASM_OP): Remove.
2400 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
2401 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
2402 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
2404 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
2405 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
2406 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
2407 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
2408 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
2409 * config/i386/win32.h: Likewise.
2411 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2413 * invoke.texi: Add more options to summary list.
2415 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2417 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
2418 used. Fixes PR c/2291.
2419 * gcc.1: Regenerate.
2421 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2423 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
2424 the -fpic and -fPIC options, clear flag_pic.
2426 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2428 * hashtable.c (calc_hash): Fix HASHSTEP definition.
2429 * stringpool.c (make_identifier): No statistics here anymore.
2430 * objc-act.c (steup_string_decl): Remove redundant check.
2432 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2434 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
2435 cpplib.o, cpphash.o, fix-header): Update.
2436 (hashtable.o): New target.
2437 * c-common.h: Include cpplib.h. Define C_RID_CODE and
2438 struct c_common_identifier here.
2439 * c-lang.c (c_init_options): Update. Call set_identifier_size.
2440 * c-lex.c (c_lex): Update.
2441 * c-pragma.h: Update.
2442 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
2444 (C_RID_CODE): Delete.
2445 * cpphash.c: Rewrite to use hashtable.c.
2446 * cpphash.h: Update include guards.
2447 (struct cpp_reader): Remove hashtab.
2448 hash_ob and buffer_ob are no longer pointers. Add hash_table
2450 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
2451 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
2452 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
2453 * cppinit.c (cpp_create_reader): Update.
2454 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
2455 (cpp_interpret_charconst): Eliminate warning.
2456 * cpplib.c (do_pragma, do_endif, push_conditional,
2457 cpp_push_buffer, cpp_pop_buffer): Update.
2458 (_cpp_init_stacks): Rename cpp_init_directives.
2459 (_cpp_cleanup_stacks): Remove.
2460 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
2461 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
2462 cpp_forall_identifiers, cpp_create_reader): Update.
2463 (C_RID_CODE, cpp_make_node): New.
2464 (c_common_identifier): New identifier node for C front ends.
2465 * cppmain.c (main): Update.
2466 * fix-header.c (read_scan_file): Update.
2467 * flags.h (id_clash_len): Make unsigned.
2468 * ggc.h (ggc_mark_nonnull_tree): New.
2471 * stringpool.c: Update comments and copyright. Update to use
2473 * toplev.c (approx_sqrt): Move to hashtable.c.
2474 (id_clash_len): Make unsigned.
2475 * toplev.h (ident_hash): New.
2476 * tree.c (gcc_obstack_init): Move to hashtable.c.
2477 * tree.h: Include hashtable.h.
2478 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
2479 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
2480 (struct tree_identifier): Update.
2481 (make_identifier): New.
2483 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
2484 (C_RID_CODE): Remove.
2485 * lex.c (cxx_init_options): Call set_identifier_size. Update.
2486 (init_parse): Don't do it here.
2488 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
2490 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
2492 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
2494 (expand_eh_return): Convert between word_mode and Pmode.
2495 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
2497 (execute_stack_op): Likewise.
2498 (execute_cfa_program): Likewise.
2499 (uw_frame_state_for): Likewise.
2500 (uw_update_context_1): Likewise.
2501 * unwind.inc (_Unwind_Reason_Code): Likewise.
2502 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
2503 (EH_RETURN_STACKADJ_RTX): Likewise.
2504 * config/mips/mips.c (compute_frame_size): Make space for saving
2505 EH return registers.
2506 (mips_expand_epilogue): Handle EH stack adjustments.
2507 * config/mips/mips.md (eh_return): New pattern.
2508 (eh_set_lr_si): Likewise.
2509 (eh_set_lr_di): Likewise.
2510 Add splitter to perform EH return after reload.
2512 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2514 * jump.c (mark_jump_label): Tidy previous change.
2516 2001-05-19 Bruce Korb <bkorb@gnu.org>
2518 * fixinc/genfixes: no need for two warnings
2519 * fixinc/Makefile.in: open stdin for those building with a closed one.
2521 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2523 * jump.c (jump_optimize_1): Tidy.
2524 (mark_jump_label): When changing the label in a LABEL_REF, change
2525 update any REG_EQUAL notes as well.
2527 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
2529 * c-parse.in (parm_declarator): Split into
2530 parm_declarator_starttypename and parm_declarator_nostarttypename.
2531 (parm_declarator_starttypename, parm_declarator_nostarttypename):
2532 New. Allow parenthesised sub-declarators which don't begin with a
2533 TYPENAME. Fixes PR c/166.
2535 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2537 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
2539 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2541 * toplev.c (main): If the target does not allow profiling without
2542 a frame pointer, issue an error message.
2543 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2546 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2548 * recog.c (general_operand): Modify last change to allow it if reload
2551 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2553 * recog.c (general_operand): Prohibit nonzero subreg bytes on
2554 subregs containing mem.
2556 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
2558 * regrename.c (regrename_optimize): frame pointer register can
2561 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
2563 * README.DWARF: Move into dwarfout.c.
2565 2001-05-18 Dale Johannesen <dalej@apple.com>
2567 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
2568 specific misuse of r0 as a reload address.
2570 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2572 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
2575 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2577 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
2578 (add_to_sequence): Make that decision type.
2579 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
2580 (write_switch, write_cond, debug_decision_2): Likewise.
2582 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
2584 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
2587 2001-05-18 Stan Shebs <shebs@apple.com>
2589 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
2590 * configure: Regenerate.
2592 2001-05-18 Per Bothner <per@bothner.com>
2594 Changes needed for java/jvspec.c
2595 * gcc.h (n_infiles, outfiles): Add declarations.
2596 * gcc.c (n_infiles, outfiles): Mske no longer static.
2598 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
2600 * config/pa/som.h (EXCEPTION_SECTION): Define.
2602 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
2604 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
2606 Add have_location_lists, a variable to determine whether we need a
2607 .debug_loc section or not.
2608 (enum dw_val_class): Add dw_val_class_loc_list.
2609 (dw_val_struct): Add val_loc_list.
2610 (dw_loc_list_struct): New structure, represents location lists.
2611 (new_loc_list): New function, return a new location list, given
2612 the range and location expression.
2613 (add_loc_descr_to_loc_list): New function, add a location
2614 expression to a location list, given the expression and range.
2615 (output_loc_list): New function, output a location list.
2616 (gen_internal_sym): Modified to take symbol prefix, so we can
2617 reuse it for location list symbols.
2618 (add_AT_loc_list): New function, add a location list to a DIE at
2619 the named attribute.
2620 (AT_loc_list): New function, return the location list reference
2621 for a given attribute, if it's a location list.
2622 (print_die): Handle dw_val_class_loc_list.
2623 (size_of_die): Ditto.
2624 (value_format): Ditto.
2625 (output_die): Ditto.
2626 (output_location_lists): New function, output all of the location
2627 lists for a DIE and it's children.
2628 (dwarf2out_finish): Call output_location_lists if we have location
2632 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2634 * gcse.c (try_replace_reg): First try global replace, later try to
2635 simplify the expression.
2637 * gcse.c (find_used_regs): Change calling convention; work via
2639 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
2641 2001-05-18 Bernd Schmidt <bernds@redhat.com>
2644 2001-02-09 Nick Clifton <nickc@redhat.com>
2645 * config/arm/arm.md: Change output constraint on post inc
2646 load/store multiple patterns to be a read/write constraint.
2648 2001-05-18 Mark Mitchell <mark@codesourcery.com>
2650 * basic-block.h (struct basic_block_def): Add documentation about
2651 what a basic block is, and what the various fields are used for.
2652 * flow.c (calculate_globlal_regs_live): Add documentation about
2653 how the algorithm works, and how we know that it will terminate.
2654 Check that the the inductive assumption that guarantees
2655 termination actually holds.
2656 (mark_used_regs): Treat conditionally set registers as used.
2657 (debug_regset): Add comment.
2658 * rtl.texi (cond_exec): Add documentation.
2660 * function.c (expand_function_start): Avoid creating BLKmode
2663 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2665 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
2666 DIE, even if it has no children.
2667 (dwarf2out_finish): Always output the line-number table, even if
2670 2001-05-18 David Edelsohn <edelsohn@gnu.org>
2672 * rs6000.md (movsfcc,movdfcc): Remove NE case.
2674 2001-05-17 Bruce Korb <bkorb@gnu.org>
2676 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
2677 * fixinc/genfixes: emit a warning if AutoGen is out of date
2679 2001-05-17 Brendan Conoboy <blc@cygnus.com>
2680 Bruce Korb <bkorb@gnu.org>
2682 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
2683 found in fixinc directory. Facilitates binary distributions.
2685 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
2687 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
2690 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
2692 * dwarf2out.c (modified_type_die): Equate qualified type to die.
2694 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2696 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
2697 (simplify_subreg): Handle complex types represented as CONCAT.
2699 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
2700 * rtl.h (swap_commutative_operands_p): Declare.
2701 * rtlanal.c (swap_commutative_operands_p): New.
2702 (operand_preference): New static function.
2704 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
2705 (gen_binary): Likewise.
2706 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
2707 * simplify-rtx.c (simplify_gen_binary,
2708 simplify_gen_relational): Likewise.
2710 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2712 * cse.c (fold_rtx): Use simplify_subreg.
2714 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
2715 (simplify_gen_subreg): New.
2716 (simplify_rtx): Use simplify_subreg.
2717 * rtl.h (simplify_gen_subreg): Declare.
2719 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2721 * doc/install.texi: Update Solaris information.
2723 * except.h (protect_cleanup_actions): Remove it.
2724 (lang_protect_cleanup_actions): Declare it.
2725 * except.c (protect_cleanup_actions): Remove it.
2726 (lang_protect_cleanup_actions): New variable.
2727 (init_eh): Don't make protect_cleanup_actions a GC root.
2728 (expand_eh_region_and_cleanup): Call
2729 lang_protect_cleanup_actions.
2730 (output_function_exception_table): Remove unused `align'
2732 * varasm.c (assemble_external): Abort if we have not yet
2733 opened the assembly output file.
2735 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
2737 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
2738 for eh_personality_libfunc.
2740 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2742 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
2743 when calling simplify_subreg. This is needed to allow replacing
2744 of expression of one mode by expression of different mode.
2746 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2748 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
2750 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2752 * expr.c (protect_from_queue): Protect against subsequent calls to
2754 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
2757 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2759 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
2761 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2763 * gccbug.in (CATEGORIES): Add "bootstrap".
2765 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2767 * simplify-rtx.c (simplify_subreg): Break out from ...
2768 * combine.c (combine_splify_rtx) ... here and ...
2769 * recog.c (validate_replace_rtx_1): ... here;
2770 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
2771 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
2772 (subreg_lowpart_p): ... here.
2774 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2776 * stmt.c (expand_asm_operands): For inout operands, make sure
2777 the substitution of '=' for '+' makes it into the rtl.
2779 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
2780 (reload_as_needed): Call update_eliminable_offsets a bit later.
2782 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2784 * gcc.texi (gccbug): Refer to the web pages for detailed information
2787 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2789 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
2791 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
2792 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
2793 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
2794 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
2795 * cross-make: Don't set LIBGCC1.
2796 * mklibgcc.in: Delete all code for building from libgcc1.c.
2797 Always honor LIB1ASMFUNCS if set.
2799 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
2800 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
2801 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
2802 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
2803 config/i386/uwin.asm, config/m68hc11/larith.asm,
2804 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
2805 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
2806 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
2807 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
2808 Delete or update references to libgcc1 in commentary.
2810 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
2811 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
2812 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
2813 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
2814 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
2815 config/arm/t-semi, config/arm/t-strongarm-coff,
2816 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
2817 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
2818 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
2819 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
2820 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
2821 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
2822 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
2823 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
2824 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
2825 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
2826 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
2827 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
2828 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
2829 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
2830 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
2831 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
2832 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
2833 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
2834 config/mips/t-ultrix, config/mn10200/t-mn10200,
2835 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
2836 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
2837 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
2838 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
2839 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
2840 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
2841 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
2842 config/sparc/t-sparclite, config/sparc/t-splet,
2843 config/sparc/t-sunos41, config/sparc/t-vxsparc,
2844 config/sparc/t-vxsparc64, config/v850/t-v850:
2845 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
2847 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
2848 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
2849 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
2850 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
2851 nongcc_SI_type, nongcc_word_type, or perform_*
2852 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
2854 * config/i386/386bsd.h, config/i386/beos-elf.h,
2855 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2856 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
2857 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
2858 Don't include i386/perform.h.
2860 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
2861 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
2862 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
2863 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
2864 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
2865 config/vax/t-openbsd, config/vax/t-vax: Delete.
2867 * config.gcc: Remove references to deleted files.
2868 (arm-semi-aof): Use arm/t-semi for tmake_file.
2870 * gcc.texi, install.texi, invoke.texi, tm.texi:
2871 Delete or rewrite text which is no longer relevant now that
2872 libgcc1 no longer exists.
2874 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
2875 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
2877 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
2878 Bruce Korb <bkorb@gnu.org>
2880 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
2883 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2885 * i386.md: Add two peepholes to clean up code generated by
2888 2001-05-16 Richard Henderson <rth@redhat.com>
2890 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
2891 variants of non-absolute encodings.
2893 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2895 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
2896 __register_frame_info_table_bases): Export.
2898 2001-05-16 Richard Henderson <rth@redhat.com>
2900 * except.c (eh_data_format_name): Move to ...
2901 * dwarf2asm.c: ... here. Use designated initializers if available.
2902 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
2903 * dwarf2asm.h: Update declarations.
2904 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
2905 ASM_PREFERRED_EH_DATA_FORMAT.
2906 (output_call_frame_info): Likewise. Use 'L' augmentation for
2909 * unwind-dw2-fde.h (struct fde_vector): New.
2910 (struct old_object): Rename from struct object.
2911 (struct object): New.
2912 (__register_frame_info_bases): Declare.
2913 (__register_frame_info_table_bases): Declare.
2914 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
2915 * unwind-dw2-fde.c (objects): Remove.
2916 (unseen_objects, seen_objects): New.
2917 (__register_frame_info_bases): New.
2918 (__register_frame_info): Use it.
2919 (__register_frame_info_table_bases): New.
2920 (__register_frame_info_table): Use it.
2921 (__deregister_frame_info): Rewrite for changed object struct.
2922 (base_from_object, get_cie_encoding, get_fde_encoding): New.
2923 (fde_unencoded_compare): Rename from fde_compare; uninline.
2924 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
2925 (start_fde_sort): Adjust for new definition of fde_vector.
2926 (fde_insert): Likewise.
2927 (end_fde_sort): Likewise. Select comparison function based
2928 on properties of the object.
2929 (fde_split): Take object and fde_compare_t arguments.
2930 (frame_heapsort, fde_merge): Likewise.
2931 (classify_object_over_fdes): Rename from count_fdes. Handle
2932 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
2934 (add_fdes): Handle encoded pointers.
2935 (init_object): Rename from frame_init. Update for new struct object.
2936 (linear_search_fdes): Rename from search_fdes. Handle encoded
2938 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
2939 (binary_search_single_encoding_fdes): New.
2940 (binary_search_mixed_encoding_fdes): New.
2941 (search_object): New.
2942 (_Unwind_Find_FDE): Update for new struct object. Fill in
2944 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
2945 iterating over EH data.
2946 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
2947 fde_encoding, lsda_encoding.
2948 (read_uleb128, read_sleb128): Remove.
2949 (read_encoded_pointer): Remove. All callers use read_encoded_value.
2950 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
2951 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
2953 * unwind-pe.h: Add "struct" to _Unwind_Context references.
2955 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2957 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
2958 * cpphash.c (_cpp_lookup_with_hash): Similarly.
2959 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
2960 cpp_spell_token, cpp_output_token): Similarly.
2961 * cpplib.c (lex_macro_node, do_undef, do_pragma,
2962 do_pragma_poison, parse_assertion, do_assert): Similarly.
2963 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
2964 save_parameter, _cpp_create_definition, check_trad_stringification,
2965 cpp_macro_definition): Similarly.
2966 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
2967 * c-lex.c (cb_undef, c_lex): Similarly.
2968 * fix-header.c (recognized_function): Similarly.
2969 * cpplib.h (NODE_LEN, NODE_NAME): New.
2970 (cpp_hashnode): Rename length len.
2972 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
2974 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
2977 2001-05-16 Andreas Jaeger <aj@suse.de>
2979 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
2981 * toplev.c: Include dwarf2asm.h for prototype of
2982 dw2_output_indirect_constants.
2984 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2986 * stmt.c (expand_asm_operands): Be able to offload addressof
2987 expression to memory. (PR optimization/185)
2989 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2991 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
2992 applying distributive law.
2994 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2996 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
2998 * gthr-dce.h (UNUSED): Attribute unused macro.
2999 (__gthread_key_dtor): Make arguments UNUSED.
3000 (__gthread_key_delete): Revise for compatibility with DRAFT4
3003 2001-05-16 David Edelsohn <edelsohn@gnu.org>
3005 * doc/install.texi: Update AIX information.
3006 * README.RS6000: Remove obsolete file.
3008 2001-05-16 Jakub Jelinek <jakub@redhat.com>
3009 Nathan Sidwell <nathan@codesourcery.com>
3011 * gcc.c (give_switch): Don't write before start of string.
3012 Always append suffix.
3014 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
3016 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
3019 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3021 * README.ALTOS: Remove obsolete file.
3023 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3025 * c-lex.h (save_and_forget_protocol_qualifiers,
3026 forget_protocol_qualifiers, remember_protocol_qualifiers):
3027 Remove deleted functions' prototypes.
3029 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3031 * c-parse.in (methodtype): New production.
3032 (methoddef, methodproto): Collapse separate '-' and '+'
3035 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3037 * c-common.h (RID_FIRST_PQ): New.
3038 * c-parse.in (objc_pq_context): New.
3039 (objc parser): Set objc_pq_context rather than calling
3040 remember_protocol_qualifiers and forget_protocol_qualifiers.
3041 Don't call save_and_forget_protocol_qualifiers.
3042 (yylexname): Handle objc protocol qualifiers here.
3043 * stringpool.c (struct str_header): Replace with sp_hashnode.
3044 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
3045 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
3046 Allocate an IDENTIFIER_NODE for each identifier.
3047 (FORALL_STRINGS, set_identifier): Delete.
3048 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
3049 (ggc_alloc_string): Use an obstack.
3050 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
3051 * tree.h: Update comments.
3052 (set_identifier): Delete.
3053 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
3054 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
3055 remember_protocol_qualifiers): Delete.
3057 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
3059 * flow.c (life_analysis): After life analysis is complete, do
3060 an optional scan over insns looking for REG_LABEL notes that
3061 reference a deleted label.
3062 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
3063 before peeking at LABEL_NUSES.
3065 2001-05-15 Richard Henderson <rth@redhat.com>
3067 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
3068 (_Unwind_GetTextRelBase): New.
3070 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3072 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3074 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
3076 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
3077 so that CHOOSE_SECTION gets used.
3079 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
3080 TARGET_RELOCATABLE like flag_pic for now.
3082 2001-05-15 David Edelsohn <edelsohn@gnu.org>
3084 * rs6000.md (movdi splitter): Sign extend more efficiently.
3085 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
3086 to "long long" valid on 32-bit and 64-bit hosts.
3087 (logical_operand): Cast trunc_int_for_mode return value.
3088 (rs6000_emit_move): Shift macro to encapsulate variable.
3089 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
3090 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
3091 plus_constant requires signed argument.
3093 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
3095 * gthr-posix.h: Make additional pthread-* functions weak.
3097 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3099 * recog.c (apply_change_group): Avoid unneeded validating.
3101 2001-05-14 David Edelsohn <edelsohn@gnu.org>
3103 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
3104 (num_insns_constant): CONST_INT can be 64-bits.
3106 2001-05-14 Stan Shebs <shebs@apple.com>
3108 * config/darwin.h (LIB_SPEC): Just use -lSystem.
3109 (LIBGCC_SPEC): Don't define.
3111 2001-05-14 Richard Henderson <rth@redhat.com>
3113 * configure.in (gcc_cv_as_eh_frame): New test.
3114 * config.in, configure: Rebuild.
3115 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
3117 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3119 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
3120 extended precision divide.
3122 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3124 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
3125 for RETURNS as well.
3127 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
3129 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
3130 (CPP_CPU??_SIZE_TYPE): New.
3131 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
3132 (CPP_CPU_SPEC): ... here; support choosing of CPU.
3133 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
3134 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
3136 * i386.c (override_options): Add sorry about not suported modes.
3138 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
3140 * config/pa/som.h (NM_FLAGS): Remove.
3141 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3142 (ASM_OUTPUT_SECTION_NAME): Remove.
3143 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3145 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3147 * regrename.c (regrename_optimize): Do not rename registers to
3150 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3152 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3153 contain MEMs. Remove useless distinction about clobbering
3156 2001-05-13 Geoff Keating <geoffk@redhat.com>
3158 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
3159 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
3160 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
3161 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3162 (EXCEPTION_SECTION): Define.
3164 2001-05-13 Zack Weinberg <zackw@stanford.edu>
3166 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
3167 binary backward compat only.
3168 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
3169 in LIB2FUNCS. Pass it to mklibgcc.
3170 * mklibgcc.in: Handle LIB2FUNCS_ST.
3172 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
3174 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3176 * tm.texi (THREAD_MODEL_SPEC): Document it.
3177 * gcc.c (main): Use it.
3178 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3179 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3181 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3183 * rtl.h (SYMBOL_REF_WEAK): New macro.
3184 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3185 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3186 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3187 * gcc.texi: Remove wrong description.
3189 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3191 * Makefile.in (STAMP): New macro.
3192 Replace all uses of `touch' with $(STAMP).
3193 * fixinc/Makefile.in: Likewise.
3195 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3197 * configure.in: ldopen is never in -lexc, so don't test for it.
3198 Add test for exc_resume in -lexc for Ada.
3199 * configure: Regenerated.
3201 2001-05-12 Richard Henderson <rth@redhat.com>
3203 * dwarf2asm.c (size_of_encoded_value): New function.
3204 * dwarf2asm.h: Declare it.
3205 * except.c (output_function_exception_table): Align the TType
3206 array only as wide as the encoding.
3208 2001-05-12 Zack Weinberg <zackw@stanford.edu>
3210 * extend.texi: Document #pragma GCC java_exceptions.
3212 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3214 * c-parse.in (bison parser, init_reswords): Remove uses of
3216 * c-tree.h (doing_objc_thang): Remove.
3218 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3220 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
3221 about files not ending in newlines.
3223 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3225 * dwarfout.c (dwarfout_init): Add cast.
3226 * sched-deps.c (sched_analyze_insn): Remove unused vars.
3227 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
3229 * method.c (build_mangled_C99_name): Remove unused prototype.
3231 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3233 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
3235 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3237 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3238 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
3240 2001-05-11 Richard Henderson <rth@redhat.com>
3242 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3243 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
3244 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
3245 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
3246 (dw2_output_indirect_constants): Prototype.
3247 * dwarf2out.c (dwarf2out_begin_prologue): Generate
3248 current_function_func_begin_label if we'll need it for EH. Exit
3249 early for IA64_UNWIND_INFO.
3250 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
3251 (eh_data_format_name): Update for indirect references.
3252 (output_function_exception_table): Care for IA64_UNWIND_INFO.
3253 Handle ASM_PREFERRED_EH_DATA_FORMAT.
3254 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
3255 define HAVE_eh_return etc.
3256 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
3257 (final_end_function): Don't call output_function_exception_table.
3258 * toplev.c (compile_file): Call dw2_output_indirect_constants.
3259 (rest_of_compilation): Invoke output_function_exception_table
3260 for ia64 before assemble_end_function.
3261 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
3262 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
3264 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
3265 * unwind.h: Declare them.
3266 * libgcc-std.ver: Export them.
3267 * unwind-pe.h: New file.
3269 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3271 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
3273 (find_fde_for_dso): Extract DT_PLTGOT.
3274 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
3275 the segment and gp as well.
3276 * config/ia64/frame-ia64.c: Remove file.
3277 * config/ia64/frame-ia64.h: Remove file.
3278 * config/ia64/unwind-ia64.c: New file.
3279 * config/ia64/unwind-ia64.h: New file.
3280 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
3281 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
3282 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
3283 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3284 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
3285 (IA64_UNWIND_INFO): Re-enable.
3286 (HANDLER_SECTION): Remove.
3287 (EH_RETURN_DATA_REGNO): New.
3288 * config/ia64/ia64.md (exception_receiver): Remove.
3289 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
3290 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
3292 2001-05-11 Richard Henderson <rth@redhat.com>
3294 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
3295 calls and jumps to be bundled together.
3296 (ia64_reorg): Emit a break after a noreturn call that ends
3298 * config/ia64/ia64.md (break_f): New.
3300 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3302 * c-lex.c (lex_charconst): Convert into a simple wrapper
3303 around cpp_interpret_charconst, to which most of the code
3305 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
3306 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
3307 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
3308 (lex): Use cpp_interpret_charconst.
3309 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
3310 hex_digit_value): New functions.
3311 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
3312 * cpplib.h (cpp_interpret_charconst): New prototype.
3313 * Makefile.in: Update.
3315 2001-05-12 Dean Wakerley <dean@wakerley.com>
3317 * doc/install.texi: New file. Converted to texinfo from the HTML
3318 documentation in wwwdocs/htdocs/install.
3320 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
3322 * gcse.c (insert_insn_end_bb): Do not search for assignments to
3323 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3325 * toplev.c (compile_file): Move comment for opening output
3326 file to just before the code that opens the output file.
3328 2001-05-11 Jakub Jelinek <jakub@redhat.com>
3330 * regmove.c (regmove_optimize): Suppress the optimization for
3331 unchanging destination register. Add comment above function.
3333 2001-05-11 Zack Weinberg <zackw@stanford.edu>
3335 * Makefile.in: Exterminate all references to assert.h.
3336 * cross-make: Likewise.
3338 * configure.in: Correct commentary.
3339 * configure: Regenerate.
3341 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
3344 * config/t-freebsd, config/t-linux, config/t-linux-aout,
3345 config/t-netbsd, config/t-rtems, config/x-linux,
3346 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
3347 No need to override INSTALL_ASSERT_H.
3349 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
3350 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
3351 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
3353 2001-05-11 Graham Stott <grahams@redhat.com>
3355 * combine.c (simplify_comparison): Fix typo.
3357 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3359 * loop.h (struct movables): Remove `num'.
3360 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
3361 Adjust call to strength_reduce.
3362 (num_unmoved_movables): New function.
3363 (move_movables): Don't set movables->num.
3364 (strength_reduce): Compute the number of instructions in the loop
3365 here, rather than in the caller.
3366 (check_dbra_loop): Always clear reversible_mem_store if there
3367 are any memory sets.
3368 (loop_regs_scan): Don't count instructions here.
3369 (count_insn_in_loop): New function.
3371 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3373 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
3375 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3377 * c-common.c (finish_label_expr): New function, lifted from
3378 from cp/semantics.c.
3379 * c-common.h (finish_label_expr, lookup_label): New prototypes.
3380 * c-parse.in: Move 3 blocks of parser code into new functions.
3381 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
3382 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
3383 (lookup_label): Remove.
3385 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
3387 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
3388 FLOAT_BIT_ORDER_MISMATCH.
3390 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3392 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
3393 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
3395 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3397 * expr.c (emit_group_load): extract_bit_field requires a REG or
3400 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
3402 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
3403 a computed jump into an unconditional jump.
3404 In second hunk of code for collapsing computed and conditional jumps
3405 into unconditional jumps, reemit the jump in additional cases.
3407 * jump.c (jump_optimize_1): Do not wrap the new jump target
3408 inside a LABEL_REF; gen_jump will do that automatically.
3410 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
3412 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
3413 contents for a SYMBOL_REF in case of floating point constants.
3415 2001-05-10 DJ Delorie <dj@redhat.com>
3417 * c-common.c (combine_strings): Widen strings in a
3418 host-endian-independent way.
3420 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
3422 * c-parse.in: Remove many shift/reduce conflicts. Update
3424 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
3425 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
3426 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
3427 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
3428 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
3429 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
3430 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
3431 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
3432 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
3433 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
3434 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
3435 typespec_reserved_nonattr, typespec_reserved_attr,
3436 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
3437 structsp_nonattr, components_notype, component_notype_declarator,
3438 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
3439 firstparm, setspecs_fp): New
3440 (typed_declspecs, reserved_declspecs, typed_typespecs,
3441 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
3442 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
3443 declmods_no_prefix_attr, nonempty_type_quals, structsp,
3444 type_quals): Remove. Users updated.
3445 (initdecls, notype_initdecls, after_type_declarator,
3446 parm_declarator, notype_declarator, absdcl1, components, ivars):
3447 Don't allow attributes at the start of a declarator; include them
3448 in the production containing the declarator instead. Always
3449 require type specifiers before trying to redeclare a typedef name.
3450 (typename): Allow for attributes but warn that they are ignored.
3451 (parmlist, firstparm, setspecs_fp): Include attributes in
3452 parmlist; suck them off the parser stack in firstparm using
3455 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
3457 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
3458 to determine if a block has an unconditional jump at its end.
3460 * jump.c (jump_optimize_1): When converting a conditional jump
3461 to an unconditional jump, build the jump using gen_jump instead
3462 of just modify operands in-place.
3464 2001-05-09 Zack Weinberg <zackw@stanford.edu>
3466 * cppinit.c (cpp_post_options): Shut off macro expansion if
3468 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
3469 IN_I directives only if the # is in column 1 and the directive
3470 name begins in column 2.
3471 * cppmain.c (scan_buffer): Insert a space between # and an
3472 identifier, when that identifier is a directive name.
3474 * tradcpp.c (struct file_buf): Add a pointer to the next entry
3475 in the header search path.
3476 (enum node_type): Add T_INCLUDE_NEXT.
3477 (directive_table): Add entry for include_next.
3478 (do_include_next): New function.
3479 (process_include): New routine, broken out of do_include.
3480 (finclude): Insert 'nhd' argument, to be copied into
3481 next_header_dir of the new buffer.
3482 (main): Adjust to match.
3483 * gsyslimits.h, limity.h: Un-indent #include_next.
3485 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
3487 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
3488 inclusion as a chapter of the GCC manual.
3489 * gcc.texi: Include objc.texi.
3490 * fdl.texi: Use @unnumberedsec for the addendum.
3491 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
3493 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3495 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
3497 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
3499 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
3500 handling of two-address insns.
3502 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
3504 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
3505 ../binutils/nm-new instead of ../binutils/nm.
3507 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3509 * i386.md (movdi splitter): Fix the splitting condition
3510 (float_extenddftf splitter): Fix mode.
3512 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3514 * genrecog.c (write_switch): Avoid outputting of switch for
3515 types wider than int.
3517 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
3519 * reload1.c (copy_eh_notes): New function.
3520 (emit_input_reload_insns): Call it.
3521 (emit_output_reload_insns): Call it.
3523 2001-05-07 Zack Weinberg <zackw@stanford.edu>
3525 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
3527 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
3528 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
3530 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
3532 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3534 * pa.md (interspace_jump): Revise comment.
3535 (builtin_longjmp): Block initial setup insns from delay slot of
3537 (builtin_setjmp_receiver): New expander to save and restore PIC
3540 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
3542 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
3544 * toplev.c (compile_file): Set up the output file before we call
3545 the various initializers for the compiler.
3547 * except.c (sjlj_mark_call_sites): Do not search for assignments to
3548 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3550 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
3551 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
3553 2001-05-06 Zack Weinberg <zackw@stanford.edu>
3555 * Makefile.in (tradcpp0): Correct typo in dependency list.
3557 2001-05-06 Geoff Keating <geoffk@redhat.com>
3559 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
3560 the link register if we're not going to use it.
3562 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
3563 (output_function_profiler): Likewise.
3565 2001-05-07 Alan Modra <amodra@one.net.au>
3567 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
3569 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
3571 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
3572 zero-extend it. Make abs_inc unsigned.
3574 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
3575 widest mode in narrowing and widening operations.
3577 * config/mips/mips.md: Sign extend CONST_INTs.
3579 2001-05-06 Andreas Jaeger <aj@suse.de>
3581 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
3582 (i386 Options): Document -momit-leaf-frame-pointer.
3584 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3586 * c-typeck.c (internal_build_compound_expr): Check for
3587 array to pointer conversion just once.
3589 2001-05-05 Richard Henderson <rth@redhat.com>
3591 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
3593 2001-05-05 Richard Henderson <rth@redhat.com>
3595 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
3596 to the parent of the fixup region.
3598 2001-05-05 Jakub Jelinek <jakub@redhat.com>
3600 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
3602 * cpp.texi (__NO_INLINE): Document it.
3604 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
3606 * cppfiles.c (struct include_file): New member err_no.
3607 (find_or_create_entry): Set it.
3608 (open_file): Don't set fds to -2. Instead, use err_no to
3609 remember previous errors, if any.
3611 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3613 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
3614 between X and Y by using sequences of xgdx and xgdy.
3616 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3618 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
3619 of '!' for the 'D' alternative ('!' is too strong).
3620 ("*logicalsi3_silshl16"): Likewise.
3621 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
3622 ("movstrictsi"): Remove spurious '+'.
3623 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
3624 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
3625 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
3628 2001-05-04 David Edelsohn <edelsohn@gnu.org>
3630 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
3632 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
3634 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
3637 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3639 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
3642 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3644 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
3645 soft register, use ror instead of rol.
3647 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3649 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
3650 into account pre/post increment decrement for 68HC12.
3651 Fix other problems in replacement and fix call to reg_mentioned_p.
3653 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3655 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
3656 Put the soft registers in bss for 68HC12.
3657 (L_regs_d3_4): New for _.d3 and _.d4.
3658 (L_regs_d5_6): Likewise.
3659 (L_regs_d1_2): Likewise.
3660 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
3662 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3664 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
3665 to the pre-processor when -fshort-double is specified.
3666 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
3668 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3670 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
3671 (__mulsi3): Rewrite for 68HC12.
3672 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
3673 Mark 'x' constraint with earlyclobber to prevent a
3674 RELOAD_FOR_OTHER_ADDRESS to go in it.
3675 (mulhi3_m68hc12): New pattern.
3676 (mulhi3_m68hc11): Rename of mulhi3.
3677 (mulhi3): New expand for 68HC12 optimisation.
3678 (umulhisi3, mulhisi3): New patterns for 68HC12.
3680 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3682 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
3683 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
3684 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
3686 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3688 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
3689 constants cheap after reload.
3690 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
3692 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
3693 so that gcc prefers a shift by 16.
3694 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
3696 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
3698 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
3700 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3702 * alpha.h: NULL_PTR -> NULL.
3709 * i386.md: Likewise.
3712 * m68hc11.h: Likewise.
3713 * rs6000.h: Likewise.
3716 * sparc.h: Likewise.
3720 * final.c: Likewise.
3722 * recog.c: Likewise.
3724 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3726 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
3727 `bool' parameter to `int'.
3729 * hash.c (hash_lookup): Likewise.
3731 * hash.h (hash_lookup): Likewise.
3733 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
3735 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3737 * i386.c (x86_initialize_trampoline): Fix mode of constant.
3739 2001-05-03 Geoff Keating <geoffk@redhat.com>
3741 * invoke.texi (i386 Options): Delete references to -malign-jumps,
3742 -malign-loops, -malign-functions.
3743 * i386.c (ix86_align_funcs): Delete.
3744 (ix86_align_loops): Delete.
3745 (ix86_align_jumps): Delete.
3746 (override_options): Mark -malign-* as obsolete. Emulate their
3747 behaviour with the -falign-* options. Default -falign-* from
3748 the processor table.
3749 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
3750 patch of Wed May 2 13:09:36 2001.
3751 (LOOP_ALIGN): Delete.
3752 (LOOP_ALIGN_MAX_SKIP): Delete.
3753 (LABEL_ALIGN_AFTER_BARRIER): Delete.
3754 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
3756 2001-05-04 Andreas Jaeger <aj@suse.de>
3758 * except.h: Add prototype declaration for
3759 expand_builtin_init_dwarf_reg_sizes.
3761 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
3763 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
3765 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3767 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
3769 ("bitcmpqi2"): New pattern for bit-extract and test.
3770 ("bitcmphi"): New pattern for bitb/bita instructions.
3772 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
3774 * gccbug.in: Use a temporary directory when the mktemp command is
3777 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3779 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
3781 (INITIALIZE_TRAMPOLINE): Call it.
3782 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
3783 (TRAMPOLINE_TEMPLATE): Remove.
3784 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
3785 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
3788 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3790 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
3791 and crtendS.o with PIC.
3793 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3795 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
3797 (___subdi3, ___adddi3): Use x instead of y as index register.
3798 (__init_bss_section, __map_data_section): Optimize for 68HC12.
3799 (__memset, __memcpy): Likewise.
3800 (regs): Put the soft registers in bss for 68HC12.
3801 (abort): Use trap to abort for 68hc12.
3802 (__mulhi3, __mulhi32): Use emul for 68hc12.
3803 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
3805 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3807 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
3808 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
3809 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
3810 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
3811 Set 68HC12 min offset to -65536.
3812 (print_operand): Put parenthesis arround the operand if it refers
3813 to a symbol having the same name as a register.
3814 (m68hc11_z_replacement): When z register is replaced by its
3815 equivalent soft register, force the insn to be re-recognized.
3816 (m68hc11_check_z_replacement): Fix the test when destination is
3817 the index register and z dies in the insn.
3818 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
3820 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3822 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
3823 costs according to processor variant.
3824 (m68hc11_shift_cost): New function to compute shift costs.
3825 (m68hc11_rtx_costs): Define costs according to processor variant.
3826 (m6811_cost): Costs for 68HC11.
3827 (m6812_cost): Costs for 68HC12.
3828 (COSTS_N_INSNS): Remove.
3830 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
3831 (DEFAULT_RTX_COSTS): Remove.
3832 (CONST_COSTS): Define costs according to OUTER_CODE.
3833 (processor_costs): New struct to define costs.
3834 (m68hc11_cost): Pointer to current costs.
3836 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3838 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
3839 and use m68hc11_notice_keep_cc when using leax/leay.
3840 (addhi3 split): Reject split if the insn is handled by
3842 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
3843 push must be handled in a special way if the source operand uses
3844 sp as index register.
3845 (m68hc11_notice_keep_cc): New function.
3846 (m68hc11_gen_movhi): Use it when an insn changes a register but
3848 (m68hc11_gen_movqi): Fix move for 68HC12.
3849 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
3851 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3853 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
3854 and don't pass operands[0] to emit_library_call_value.
3856 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3858 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
3859 (zero_extendsi split): Simplify and use (zero_extendhi).
3860 (*addhi3): Remove 'w' constraint since stack pointer is handled
3862 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
3863 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
3864 (*ashrhi3_const): Fix shift by 7.
3865 (*lshrsi3_const16): Fix template.
3866 (call, call_value): Fix constraint and predicate.
3868 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3870 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
3871 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
3872 (CC_REGNUM): Likewise.
3873 (*unnamed splits): Use above constants instead of hard coded numbers.
3874 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
3875 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
3876 (*return_16bit, *unnamed peepholes): Likewise.
3878 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3880 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
3881 rs6000/rs6000.h twice.
3883 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
3885 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
3886 (CPP_SPEC): Conditionally define MSDOS and GO32.
3887 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
3888 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
3890 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
3892 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3894 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
3896 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3898 * integrate.h (struct inline_remap): Add leaf_reg_map table.
3899 * integrate.c (expand_inline_function): Use xcalloc to allocate
3901 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
3904 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3906 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
3909 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3911 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
3912 linker if -mrelax is given.
3913 (TARGET_SWITCHES): Document -mrelax.
3915 Re-installed 2001-01-09's patch:
3916 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
3917 if it's wider than long and the target's long is wider than the
3920 2001-05-02 David O'Brien <obrien@FreeBSD.org>
3922 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
3923 directly include rs6000/rs6000.h. Instead do it in tm.h.
3925 2001-05-02 Stan Shebs <shebs@apple.com>
3927 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
3928 NSConstantString for NeXT-style runtimes.
3929 (STRING_OBJECT_GLOBAL_NAME): New macro.
3930 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
3931 OCTI_STRING_CLASS_DECL.
3932 (constant_string_global_id): New macro.
3933 (string_class_decl): Ditto.
3934 (setup_string_decl): New function.
3935 (build_objc_string_object): Use it to build a NeXT runtime
3936 compatible string initializer.
3938 2001-05-02 Jakub Jelinek <jakub@redhat.com>
3940 * tradcpp.c (do_define): Make sure we don't walk past limit.
3942 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3944 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
3945 offsets if not REG_OK_STRICT.
3947 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
3948 (INT_REG_OK_FOR_INDEX_P): Likewise.
3949 (INT_REG_OK_FOR_BASE_P): Likewise.
3950 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
3951 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
3952 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
3953 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
3954 REG_OK_FOR_BASE_P. Take an additional parameter.
3955 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
3956 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
3957 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
3958 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
3959 rs6000_legitimate_address() and use it.
3960 * config/rs6000/rs6000.c: Update all callers.
3961 (rs6000_legitimate_address): New function.
3963 2001-05-02 David Edelsohn <edelsohn@gnu.org>
3965 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
3966 special_constant conditional blocks together.
3968 2001-05-02 Dale Johannesen <dalej@apple.com>
3970 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
3972 (STRICT_ARGUMENT_NAMING): Define.
3973 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
3974 function_arg_partial_nregs, setup_incoming_varargs): Remove
3975 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
3978 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3980 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
3982 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
3985 * expr.c (store_field): Do nothing except elaborate side-effects if
3988 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3990 * c-lex.c: NULL_PTR -> NULL.
3992 * emit-rtl.c: Likewise.
3994 * genpeep.c: Likewise.
3996 * mips-tdump.c: Likewise.
3997 * reload1.c: Likewise.
3998 * rtlanal.c: Likewise.
4000 * stor-layout.c: Likewise.
4001 * toplev.c: Likewise.
4003 2001-05-01 Per Bothner <per@bothner.com>
4005 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
4006 call do_pending_stack_adjust before emiting label.
4008 2001-05-01 Mark Mitchell <mark@codesourcery.com>
4010 * extend.texi: Fix typo.
4012 2001-05-01 Stan Shebs <shebs@apple.com>
4014 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
4015 of UOBJC_MODULES_decl.
4016 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
4017 (generate_descriptor_table): Ditto.
4018 (generate_protocols): Ditto.
4019 (generate_protocol_list): Ditto.
4020 (generate_classref_translation_entry): Ditto.
4022 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
4024 * invoke.texi (Optimize Options): Add documentation for `--param
4025 max-delay-slot-insn-search' and `--param
4026 max-delay-slot-live-search' and reorder --param section.
4027 * params.def: Modify initial comment.
4028 * params.h (param_info): Add `help' member.
4029 * toplev.c (lang_independent_params): Include `help' description.
4030 (display_help): Print --param parameters.
4032 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4034 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
4035 Remove references to deleted files.
4036 (*-*-openbsd): No need to override xmake_file.
4037 (*-*-sysv4): Treat like *-*-sysv.
4039 * configure.in: Probe for ldopen in various places, and set up
4040 collect2 to be linked with them if found.
4041 Don't dink with Windows registry stuff unless $host_os is a
4042 Win32 os name. Check to see if we need -ladvapi32.
4043 * configure: Regenerate.
4045 * Makefile: Get rid of CLIB and HOST_CLIB.
4046 Substitute in COLLECT2_LIBS and link collect2 against its contents.
4047 * build-make: Get rid of HOST_CLIB.
4049 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
4050 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4051 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4052 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
4053 config/rs6000/x-rs6000: Delete.
4055 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
4058 24 x-host fragments remain, 0 x-cpu, 3 top level.
4060 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4062 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
4063 * configure: Regenerate.
4065 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
4067 * Makefile.in (install-headers): Remove redundant dependency.
4069 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
4071 * c-tree.texi (USING_STMT): Document.
4073 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4075 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
4076 * c-common.c: Likewise.
4077 * c-decl.c: Likewise.
4078 * combine.c: Likewise.
4079 * rs6000.c: Likewise.
4080 * except.c: Likewise.
4081 * explow.c: Likewise.
4083 * fold-const.c: Likewise.
4084 * function.c: Likewise.
4087 * integrate.c: Likewise.
4089 * objc/objc-act.c: Likewise.
4090 * recog.c: Likewise.
4091 * reg-stack.c: Likewise.
4092 * reload.c: Likewise.
4093 * reload1.c: Likewise.
4094 * simplify-rtx.c: Likewise.
4096 * varasm.c: Likewise.
4098 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
4100 * diagnostic.def: New file.
4101 * diagnostic.h (diagnostic_t): New enum.
4102 * Makefile.in (diagnostic.o): Depend on diagnostic.def
4104 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4106 * tsystem.h: Test only POSIX for availability of string.h
4108 * config.gcc (all systems): If USG appeared in xm_defines,
4109 change it to POSIX. If both USG and POSIX appeared, just
4110 delete USG. Remove unnecessary quotes around xm_defines
4112 (m68k-crds-unos*): Don't #define unos - tested nowhere.
4113 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
4114 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
4115 powerpc-*-linux*): No need to set xm_defines - handled by
4116 global settings for *-*-linux*.
4118 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4120 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
4121 Always include gstab.h, not system stab.h. Don't provide
4122 default definitions of N_CATCH or N_OPT. Always use the
4123 gstab.h variant of STAB_CODE_TYPE.
4124 * final.c: Don't include stab.h/gstab.h at all, or provide
4125 defaults for N_SLINE and N_SOL.
4127 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
4128 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
4130 * sdbout.c: Always include gsyms.h instead of system syms.h.
4132 * configure.in: No need to check for stab.h.
4133 * configure, config.in: Regenerate.
4134 * Makefile.in (final.o): Don't depend on gstab.h.
4136 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4137 Richard Henderson <rth@redhat.com>
4139 * extend.texi: Improve documentation of volatile asms.
4141 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4143 * c-tree.texi: Fix thinko.
4144 * gcc.texi: Likewise.
4146 2001-04-30 Richard Henderson <rth@redhat.com>
4148 * c-common.c (c_promoting_integer_type_p): New function, from the
4149 corpse of old macro. Properly promote too-small enumerations and
4150 booleans. Adjust all callers.
4151 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4152 (c_promoting_integer_type_p): Declare.
4153 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4154 * c-typeck.c: Likewise.
4155 (default_conversion): Remove now redundant boolean check.
4157 2001-04-30 Jan Hubicka <jh@suse.cz>
4158 Richard Henderson <rth@redhat.com>
4160 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4162 (combine_stack_adjustments_for_block): Don't combine stack
4163 allocation followed by deallocations. Handle grow-up stacks.
4165 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4167 * fdl.texi: New file.
4168 * c-tree.texi: Use the GFDL.
4169 * gcc.texi: Likewise.
4171 2001-04-30 Stan Shebs <shebs@apple.com>
4173 * invoke.texi: Add a section documenting Objective-C options.
4175 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
4177 * emit-rtl.c (try_split): Copy EH notes to sequence.
4179 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4181 * regmove.c (record_stack_memrefs): Catch all references to the
4184 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
4186 * Makefile.in (stmp-fixinc): quote shell assignment values
4188 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4190 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
4194 * prefix.c: Likewise.
4196 2001-04-28 Stan Shebs <shebs@apple.com>
4198 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
4199 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
4200 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
4201 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
4203 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
4204 (NEXT_OBJC_RUNTIME): Define.
4206 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4208 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
4209 * simplify-rtx.c (simplify_gen_relational): Likewise.
4211 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
4213 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
4214 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
4216 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
4217 registers in SSE case; fix handling of the immediates.
4218 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
4219 operands to be in regsiters before reload.
4220 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
4221 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
4222 (abstf,absxf,negtf,negxf splitters): Compute
4223 properly the regnum for x86_64.
4224 (avsdf2_if_rex64): New.
4226 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
4228 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
4229 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
4230 into the constant pool.
4231 * jump.c (jump_optimize_1): Remove barrier successors after all
4232 the LABEL_NUSES counds have been computed.
4233 (delete_barrier_successors): When deleting a tablejump insn, also
4234 delete the jump table it uses.
4235 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
4238 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
4240 * pa.c (FRP): Remove erroneous white space in macro definition.
4242 2001-04-28 Andreas Jaeger <aj@suse.de>
4244 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
4246 * extend.texi: Likewise.
4247 * tm.texi: Likewise.
4249 2001-04-28 Andreas Jaeger <aj@suse.de>
4251 * md.texi: Use XX-bit instead of XXbit or XX bit where
4254 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
4256 * gcc.c (process_command): Allow -l lib in addition to -llib
4257 for POSIX compliance. This fixes PR c/2347.
4259 * invoke.texi: Update section on Link Options accordingly.
4261 2001-04-27 Zack Weinberg <zackw@stanford.edu>
4263 * function.c (purge_addressof_1): Remove the duplicate
4264 if (code == SET) block. Fold the two if (code == ADDRESSOF)
4267 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
4269 * except.c (expand_eh_region_start): Don't start a new block.
4270 (expand_eh_region_end): Don't end a block.
4271 * stmt.c (expand_end_bindings): Don't end EH blocks.
4272 (expand_decl_cleanup): Starting an EH region won't change the block.
4273 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
4274 (is_eh_region): Lose.
4277 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
4279 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
4281 * collect2.c (main): Add `-L' case to remove duplicate entries.
4282 (is_in_args): New function to check for a duplicate argument.
4283 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
4284 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
4285 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4286 Define to be nonzero.
4288 2001-04-27 Andreas Jaeger <aj@suse.de>
4289 Richard Henderson <rth@redhat.com>
4291 * md.texi (Machine Constraints): Document additional i386
4292 constraints and fix description of "A".
4294 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
4296 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
4298 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
4300 * except.c (get_exception_filter): word_mode, not Pmode.
4302 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
4304 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
4305 common to other movsf patterns. Move up so that in future
4306 people who change the other patterns will change it too.
4307 (movsf_lo_sum): Allow even for soft-float; add appropriate
4309 (movsf_high): Likewise.
4310 (movsf_high+1): Allow even for soft-float.
4312 * function.c (expand_function_end): Always clobber the
4313 return registers, even if there is no return label.
4315 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4317 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
4319 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
4321 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
4322 (pushqi2_rex64, pushhi2_rex64): Add.
4324 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
4326 * except.c (expand_eh_region_end_cleanup): Force pending stack
4327 adjust before emitting label that branches around cleanup code.
4329 2001-04-26 H.J. Lu (hjl@gnu.org)
4331 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
4333 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
4335 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
4336 (ASM_OUTPUT_SECTION_NAME): Likewise.
4337 (ASM_WEAKEN_LABEL): Likewise.
4338 (UNIQUE_SECTION): Likewise.
4339 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4340 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4341 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
4342 (ASM_OUTPUT_SECTION_NAME): Likewise.
4343 (ASM_WEAKEN_LABEL): Likewise.
4344 (UNIQUE_SECTION): Likewise.
4345 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4346 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4347 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
4348 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
4349 (ASM_FILE_START): Likewise.
4350 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4351 (ASM_DECLARE_OBJECT_NAME): Likewise.
4352 (ASM_FILE_END): Likewise.
4353 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4354 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
4355 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4356 (ASM_OUTPUT_CASE_LABEL): Likewise.
4357 (ASM_OUTPUT_SKIP): Likewise.
4358 (ASM_OUTPUT_ASCII): Likewise.
4359 (ASM_OUTPUT_IDENT): Likewise.
4360 (READONLY_DATA_SECTION): Likewise.
4361 (EXTRA_SECTIONS): Likewise.
4362 (EXTRA_SECTION_FUNCTIONS): Likewise.
4363 (SELECT_RTX_SECTION): Likewise.
4364 (SELECT_SECTION): Likewise.
4366 * config/mips/linux.h (INVOKE__main): Undefine.
4367 (CTOR_LIST_BEGIN): Likewise.
4368 (CTOR_LIST_END): Likewise.
4369 (DTOR_LIST_BEGIN): Likewise.
4370 (DTOR_LIST_END): Likewise.
4371 (SET_ASM_OP): Defined it to ".dummy".
4372 (ASM_OUTPUT_DEF): Defined.
4373 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
4375 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
4377 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
4378 assembler supports .p2align.
4380 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
4382 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
4384 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4386 * integrate.c (expand_inline_function): Check for error_mark_node
4389 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4391 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
4394 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
4396 * configure.in (configargs.h): Define thread_model.
4397 * configure: Rebuilt.
4398 * gcc.c (main): Print it with -v.
4400 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
4402 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
4403 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
4404 * gcc.1: Regenerate.
4406 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4408 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
4409 is_redundant_typedef): Use static inline instead of inline static.
4411 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
4413 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
4414 this directory is always searched.
4416 2001-04-25 Richard Henderson <rth@redhat.com>
4418 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
4419 of registers to restore along non eh_return path.
4421 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4423 * c-format.c (check_format_info_recurse): Handle
4424 PLUS_EXPR for format string.
4426 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4428 * config/ia64/ia64.h (CC1_SPEC): Define.
4429 * config/ia64/linux.h (CC1_SPEC): Define.
4431 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
4433 * emit-rtl.c (constant_subword): Also do sign extension in
4434 BITS_PER_WORD == 16 case.
4436 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
4438 * loop.c (try_swap_copy_prop): Go back to checking insn.
4440 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4442 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
4443 if check_mode is non-zero.
4445 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4447 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
4448 out and comparison sequence has been detected, put result into
4449 proper temporary pseudo.
4451 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4453 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
4454 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
4455 * libgcc2.c: Remove __dummy and __builtin_saveregs.
4456 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
4457 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
4458 for future reference.
4460 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
4462 * except.c (reachable_handlers): Step out one level from a RESX.
4464 * except.c (struct eh_region): Rename 'last' to 'resume'.
4465 (mark_eh_region, duplicate_eh_region_1): Adjust.
4466 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
4467 (build_post_landing_pads): Likewise.
4468 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
4469 (expand_eh_region_end_must_not_throw): Likewise.
4470 (connect_post_landing_pads): Thread (only) regions with non-deleted
4473 * except.c (expand_eh_region_end_cleanup): Save the EH return data
4474 registers around the cleanup.
4475 (get_exception_filter): New fn.
4476 (finish_eh_generation): Use it.
4478 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
4480 * c-semantics.c (add_scope_stmt): Don't call
4481 current_scope_stmt_stack multiple times.
4483 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4484 Nathan Sidwell <nathan@codesourcery.com>
4486 Lazy __FUNCTION__ generation.
4487 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
4488 RID_C99_FUNCTION_NAME): New _RIDs.
4489 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
4490 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
4491 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
4493 (function_id_node, pretty_function_id_node, func_id_node): Remove.
4494 (c99_function_name_decl_node, function_name_decl_node,
4495 pretty_function_name_decl_node, saved_function_name_decls):
4497 (struct language_function): Remove x_function_name_declared_p.
4498 (make_fname_decl): Remove a parameter.
4499 (declare_function_names): Remove prototype.
4500 (start_fname_decls, finish_fname_decls): Prototype.
4501 (fname_as_string): Likewise.
4502 (fname_string, fname_decl): Likewise.
4503 * c-common.c (make_fname_decl): Adjust.
4504 (struct fname_var_t): New struct.
4505 (fname_vars): New static array.
4506 (declare_function_name): Remove.
4507 (start_fname_decls, finish_fname_decls): New functions.
4508 (fname_as_string): New function from remnants of
4509 declare_function_name.
4510 (fname_string, fname_decl): New functions.
4512 * c-decl.c (c_function_name_declared_p): Remove.
4513 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
4514 don't call declare_function_name. Call start_fname_decls.
4515 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
4516 clobber the line number. Call finish_decl.
4517 (start_function): Call start_fname_decls.
4518 (finish_function): Call finish_fname_decls.
4519 Remove c_function_name_declared_p.
4520 (push_c_function_context): Don't push c_function_name_declared_p.
4521 (pop_c_function_context): Don't pop c_function_name_declared_p.
4522 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
4523 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
4524 (program): Call finish_fname_decls for C.
4525 (primary): Add VAR_FUNC_NAME.
4526 (reswords): Add slots for __FUNCTION__ et al.
4527 (rid_to_yy): Add mappings for __FUNCTION__ et al.
4528 (yylexname): If it's a STRING_FUNC_NAME generate the function name
4529 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
4530 * c-semantics.c (prune_unused_decls): Remove.
4531 (finish_stmt_tree): Don't call prune_unused_decls.
4532 (genrtl_decl_stmt): Don't prune unused decls here.
4534 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
4536 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
4537 constant pool, use the pool's SYMBOL_REF instead.
4539 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
4542 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
4544 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
4545 passing nested NOP_EXPRs to fold.
4547 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
4549 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
4551 2001-04-22 Mark Mitchell <mark@codesourcery.com>
4553 * loop.c (loop_delete_insns): Add prototype.
4555 2001-04-23 Phil Edwards <pme@sources.redhat.com>
4557 * configure.in: Remove ENABLE_STD_NAMESPACE.
4558 * config.in: Regenerated.
4559 * configure: Regenerated.
4561 2001-04-22 Stan Shebs <shebs@apple.com>
4563 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
4565 * config/rs6000/xm-darwin.h: Remove file.
4567 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4569 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
4570 (write_c_file_stat): Likewise.
4572 * dbxout.c (dbxout_init): Likewise.
4574 * profile.c (output_func_start_profiler): Likewise.
4576 2001-04-22 Philipp Thomas <pthomas@suse.de>
4578 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
4579 require it instead of the CVS version.
4580 * cpperror.c (v_message): Put a blank before the macro
4581 body to not confuse exgettext.
4583 2001-04-21 Mark Mitchell <mark@codesourcery.com>
4585 * flow.c (proagate_one_insn): Remove useless assignment.
4586 * jump.c (delete_insn): Tidy.
4587 * loop.c (try_copy_prop): When deleting an instruction with a
4588 REG_RETVAL note, delete the entire libcall sequence.
4589 (loop_delete_insns): New function.
4590 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
4591 we're not substituting into them yet.
4593 2001-04-21 Kazu Hirata <kazu@hxi.com>
4595 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
4597 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
4599 * config/i960/i960.c (signed_arith_operand): Likewise.
4601 * calls.c (expand_call): Fix a comment typo.
4603 2001-04-20 Zack Weinberg <zackw@stanford.edu>
4605 * configure.in: Probe for times, clock, struct tms, and clock_t.
4606 * configure, config.in: Regenerate.
4607 * timevar.c: Replace ifdef forest in get_time with (relatively)
4608 straightforward series of checks based on autoconf's probes.
4610 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
4612 * config/pa/som.h (NM_FLAGS): Define.
4614 2001-04-20 Bernd Schmidt <bernds@redhat.com>
4616 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
4618 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
4619 * ia64.c (nop_cycles_until): New function.
4620 (prev_cycle, prev_first, last_issued): New static variables.
4621 (ia64_sched_reorder): Additional arg for clock.
4622 On final scheduling pass, emit extra NOPs as needed.
4623 Set prev_first and prev_cycle.
4624 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
4625 (ia64_variable_issue): Set last_issued.
4627 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
4629 * config/i386/i386.c (ix86_expand_int_movcc,
4630 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
4632 2001-04-20 Geoff Keating <geoffk@redhat.com>
4634 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
4635 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
4636 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
4637 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
4638 ctrdi_internal6): In the short-branch case, this insn is only 4
4639 bytes long. Reported by Reza Yazdani <reza@apple.com>.
4641 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4643 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
4644 "=u" is used together with "st" resp. "st(1)" clobber.
4646 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4648 * gcse.c (gcse_main): Fix comment typo.
4649 (delete_null_pointer_check): Likewise.
4650 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
4651 * cse.c (cse_insn): Likewise.
4652 * function.c (fixup_var_refs_insns_with_hash): The sequence is
4655 2001-04-19 Zack Weinberg <zackw@stanford.edu>
4657 * toplev.c: Excise all code for the undocumented -dm option.
4658 (float_signal): Call signal just once, unconditionally.
4660 2001-04-19 Geoff Keating <geoffk@redhat.com>
4662 * fold-const.c (fold): Use first_rtl_op rather than
4663 TREE_CODE_LENGTH when looping over parameters of a tree.
4664 Correct strange grouping in test for evaluated SAVE_EXPR.
4666 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
4668 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
4669 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
4671 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
4672 name at 32 total characters.
4673 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
4674 functions in named sections -- data items can still go into unique
4675 sections, but they have normal names (ie $LIT$ and $DATA$).
4677 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
4680 2001-04-19 DJ Delorie <dj@redhat.com>
4682 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4683 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
4684 * config/i386/cygwin.h: Likewise.
4685 * config/i386/mingw32.h: Likewise.
4686 * config/vax/vms.h: Likewise.
4687 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
4689 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4690 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
4691 * config/i386/xm-cygwin.h: Likewise.
4692 * config/i386/xm-djgpp.h: Likewise.
4693 * config/i386/xm-mingw32.h: Likewise.
4694 * config/vax/xm-vms.h: Likewise.
4696 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
4697 instead of OBJECT_SUFFIX.
4698 * collect2.c (find_a_file): Look for files matching the extension
4699 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
4700 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
4701 TARGET_EXECUTABLE_SUFFIX.
4702 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
4703 (make_relative_prefix): Likewise.
4704 (convert_filename): Use TARGET_ suffixes throughout. Remove
4706 (process_command): Likewise.
4707 (do_spec_1): Likewise.
4708 * java/lang.c (init_parse): Likewise.
4710 * gcc.texi : Document four new options matching the pattern
4711 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
4712 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
4713 documentation for NO_AUTO_EXE_SUFFIX.
4715 2001-04-19 Mark Mitchell <mark@codesourcery.com>
4717 * toplev.h (struct lang_hooks): Allow decode_option to indicate
4718 that language-independent processing should not be done.
4719 * toplev.c (main): Adjust accordingly.
4721 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
4722 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
4724 * mips.md (reload_outputdi): Require that operand0 be a
4727 2001-04-19 Jakub Jelinek <jakub@redhat.com>
4729 * invoke.texi (-Wshadow): Clarify.
4731 2001-04-18 Mark Mitchell <mark@codesourcery.com>
4733 * loop.c (load_mems): Examine all the instructions in the loop
4734 before concluding that all jumps branch to the first instruction
4737 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
4739 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
4741 2001-04-18 Jakub Jelinek <jakub@redhat.com>
4743 * cpp.texi (-Wwhite-space): Remove.
4744 (-Wall): -Wall does not imply -Wwhite-space.
4746 2001-04-17 Zack Weinberg <zackw@stanford.edu>
4748 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
4749 use it instead of blindly generating a .stabs.
4750 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
4752 * xcoffout.c: Don't bother defining default for N_CATCH.
4753 (UNKNOWN_STAB): Use internal_error.
4754 (stab_to_sclass): Remove now-unnecessary aborts.
4755 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
4757 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
4759 * jump.c (mark_all_labels): Canonicalize the tail recursion
4760 label attached to CALL_PLACEHOLDER insns.
4762 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4764 * output.h (dump_flow_info, free_basic_block_vars,
4765 which_alternative): Delete redundant prototypes.
4767 * rtl.h (bss_section): Likewise.
4769 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
4771 * dbxout.c (N_OPT): Define if not available from <stab.h>
4773 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4775 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
4776 libraries and native K&R compilers.
4778 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4780 * c-typeck.c (convert_arguments): Don't check for width changes
4783 * invoke.texi (-Wtraditional): Update documentation.
4785 2001-04-16 Zack Weinberg <zackw@stanford.edu>
4787 * toplev.c (output_lang_identify): Delete.
4788 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
4789 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
4790 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
4791 after calling ASM_FILE_END.
4793 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
4794 Instead, unconditionally emit an N_OPT stab with string equal
4795 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
4797 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
4799 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
4800 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
4801 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
4802 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
4803 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
4804 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
4805 config/i370/i370.h, config/i386/beos-elf.h,
4806 config/i386/osf1elf.h, config/i386/osfrose.h,
4807 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
4808 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
4809 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
4810 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
4811 config/mips/iris6.h, config/mips/osfrose.h,
4812 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
4813 config/sparc/sp64-elf.h:
4814 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
4815 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
4817 * config/elfos.h, config/freebsd.h, config/linux.h,
4818 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
4819 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
4820 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
4821 of ASM_FILE_START which merely emit a .version directive. Delete
4822 definitions of ASM_FILE_END which merely emit an .ident directive.
4824 * config/avr/avr.h, config/vax/vax.h: Delete definition of
4825 ASM_IDENTIFY_GCC and move part of its logic into
4828 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
4829 config/sparc/linux-aout.h: Don't emit .version directive in
4832 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
4833 (output_file_start): Correct comment.
4835 * config/i386/osfrose.h: Don't emit trailing .ident directive.
4836 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
4838 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
4839 * config/rs6000/aix.h: Correct comment.
4841 * config/i386/i386afe.h: Delete.
4842 * config.gcc: Remove references to i386afe.h.
4844 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
4845 other macros deleted by this patch were undocumented.
4847 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
4849 * pa.md (reload_outdi): Operand 0 must be a non hard register.
4851 * pa.c (secondary_reload_class): SAR<->FP copies require a
4854 * install.texi (mips-mips-bsd): Update list of functions
4855 required to include memmove.
4856 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
4857 used functions to include memmove.
4859 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
4861 * i386.md (sqrtdf2): SFmode should be DFmode.
4863 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
4865 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
4866 (find_moveable_store): Likewise.
4868 2001-04-15 Jim Wilson <wilson@redhat.com>
4870 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
4872 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
4874 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
4875 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
4877 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4879 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
4882 2001-04-14 Alan Modra <amodra@one.net.au>
4884 * pa.c (force_mode): New function.
4885 (emit_move_sequence): Use it instead of generating new rtx_REGs.
4887 2001-04-13 Jim Wilson <wilson@redhat.com>
4889 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
4890 (first_instruction): New static variable.
4891 (rtx_needs_barrier): Return 1 for alloc.
4892 (init_insn_group_barriers): Set first_instruction.
4893 (rws_sum): Delete duplicate definition.
4894 (group_barrier_needed_p): Return 0 when first_instruction true.
4895 (safe_group_barrier_needed_p): Save and restore first_instruction
4896 around group_barrier_needed_p call.
4898 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
4900 * expr.h (enum libfunc_index): Add LTI_memmove.
4901 (memmove_libfunc): Define macro.
4902 * optabs.c (init_optabs): Initialize memmove_libfunc.
4903 * expr.c (expand_assignment): Use memmove_libfunc instead of
4906 2001-04-13 Alan Modra <alan@linuxcare.com.au>
4908 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
4911 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4913 * Makefile.in (reg-stack.o): Depend on reload.h.
4914 (insn-attrtab.o): Depend on flags.h.
4916 * genattrtab (main): Include flags.h in insn-attrtab.c.
4918 * reg-stack.c: Include reload.h.
4920 * sparc.h (flag_pic): Delete redundant declaration.
4922 * output.h (flag_pic): Likewise.
4924 * tree.h (pedantic): Likewise.
4926 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4928 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
4930 * jump.c, regmove.c, toplev.c: Include reload.h.
4932 * reload.h (reload_cse_regs): Declare.
4934 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
4935 reload_cse_regs, init_reload, mark_home_live, reload,
4936 init_caller_save): Delete redundant prototypes.
4938 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4940 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
4942 * regclass.c, ssa.c: Include expr.h.
4944 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
4945 gen_move_insn): Delete redundant declarations.
4947 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4949 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
4950 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
4951 MAKEINFO and MAKEINFOFLAGS too.
4952 (stage4_build): Correctly order -B flags.
4954 2001-04-13 Alan Modra <amodra@one.net.au>
4956 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
4957 PIC_OFFSET_TABLE_SAVE_RTX.
4958 (zdepi_cint_p): Describe zdepi insn.
4959 Formatting and white space fixes throughout file.
4961 * pa.c (uint32_operand): Don't use long constant >= 2^32.
4962 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
4963 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
4964 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
4965 (output_64bit_and): Use plain `int's for shift counts.
4966 (output_64bit_ior): Likewise.
4967 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
4968 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
4971 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
4972 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
4973 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
4974 NEW_HP_ASSEMBLER into one. Kill warnings.
4976 * pa-gas.h: Delete file.
4977 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
4978 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
4979 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
4980 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
4982 * config/pa/mill32.S: New file.
4983 * config/pa/mill64.S: New file.
4984 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
4985 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
4986 * config/pa/t-linux64: New file.
4987 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
4988 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
4989 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
4991 * elfos.h (SELECT_SECTION): Undef before defining.
4992 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
4993 (LIB_SPEC): Remove -lmilli.
4994 (DBX_REGISTER_NUMBER): Remove.
4995 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
4996 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
4997 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
4998 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
4999 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
5000 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
5001 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
5002 TARGET_GAS): Define.
5003 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
5004 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
5005 regs if we don't have a prototype.
5006 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
5007 * pa.h (TARGET_ELF32): Default to 0 if undefined.
5008 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
5009 EH_RETURN_HANDLER_RTX): Define.
5010 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
5011 (DWARF_FRAME_REGNUM): Define.
5012 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
5013 * pa32-linux.h: New file.
5014 * pa64-linux.h: New file.
5016 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5017 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
5018 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
5019 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
5020 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
5021 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
5022 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5023 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
5024 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
5025 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
5026 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5027 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
5028 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
5029 * pa64-hpux.h: New file.
5030 (ASM_FILE_START): Correct typo.
5031 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
5032 * config.gcc: Modify for above.
5034 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
5036 * jump.c (jump_optimize_1): Don't delete dead stores here.
5037 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
5038 prior to running jump optimize before cse2.
5040 2001-04-12 Richard Henderson <rth@redhat.com>
5042 * Makefile.in (regmove.o): Depend on except.h.
5043 * regmove.c: Include it.
5045 2001-04-12 Stan Shebs <shebs@apple.com>
5047 * objc/objc-act.c: Remove all code ifdefed with the never-used
5048 macro OBJC_INT_SELECTORS.
5049 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
5050 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
5052 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
5054 * config/pa/quadlib.c: Add prototypes.
5056 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5058 * bitmap.h (debug_bitmap): Delete redundant prototype.
5060 * rtl.h (get_frame_size): Likewise.
5062 2001-04-12 Jim Wilson <wilson@redhat.com>
5064 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
5065 to just emit an fnorm.
5067 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5069 * c-common.h (truthvalue_conversion, type_for_mode,
5070 type_for_size): Delete redundant declarations.
5072 * c-lex.h (is_class_name): Likewise.
5074 * c-tree.h (pedantic, convert, getdecls, gettags,
5075 global_bindings_p, init_decl_processing, insert_block,
5076 maybe_build_cleanup, poplevel, print_lang_decl,
5077 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
5078 set_block, incomplete_type_error, build_function_call,
5079 lvalue_or_else, mark_addressable): Likewise.
5081 * expr.h (expand_tree_builtin): Likewise.
5083 2001-04-12 Mark Mitchell <mark@codesourcery.com>
5085 * invoke.texi: Document --param max-gcse-memory.
5087 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5089 * configure.in (errno): Check for declaration.
5090 * configure, config.in: Regenerated.
5092 * system.h (errno): Only declare if not already done.
5094 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5096 * recog.c (general_operand, immediate_operand,
5097 nonmemory_operand): Require CONST_INTs to be sign-extended
5098 values for their modes.
5100 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5102 * expmed.c (store_bit_field): Truncate CONST_INTs.
5103 (expand_mult_highpart, expand_divmod): Likewise.
5104 * expr.c (convert_modes, store_field): Likewise.
5105 * integrate.c (expand_inline_function): Use promote_mode() to
5106 determine whether to convert_modes() an argument as signed
5108 * optabs.c (expand_binop): Get CONST_INT operands
5109 sign-extended for their appropriate modes.
5110 * stmt.c (emit_case_nodes): Convert node values to the
5112 (expand_end_case): Convert minval and range to the appropriate
5114 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
5115 the iteration variable.
5116 * varasm.c (immed_double_const): Don't require words to be
5117 narrower than host wide ints to properly sign-extend
5120 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
5122 * sh.md (builtin_setjmp_receiver): New expander.
5124 2001-04-12 David Edelsohn <dje@watson.ibm.com>
5126 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
5127 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
5128 for generating CONST_INT and CONST_DOUBLE.
5130 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5132 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5133 already sign-extended.
5134 (rs6000_emit_prologue): Make register iterator signed.
5135 (rs6000_emit_epilogue): Likewise.
5136 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
5138 (movsf split, movdf split): Sign-extend CONST_INTs.
5139 (movdi splits): Likewise.
5141 2001-04-12 Kelley Cook <kelley.cook@home.com>
5143 * config-lang.in (lang_dirs): Add in zlib.
5145 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
5147 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
5148 operands that make it to RTL.
5150 2001-04-11 Stan Shebs <shebs@apple.com>
5152 Add Darwin (Mac OS X kernel) native support.
5153 * config.gcc (powerpc-*-darwin*): Add native bits.
5154 * config/darwin.c: New file, generic Darwin support functions.
5155 * config/darwin.h: New file, generic Darwin definitions.
5156 * config/darwin-protos.h: New file, generic Darwin prototypes.
5157 * rs6000/darwin.h: New file, Darwin for PowerPC.
5158 * rs6000/t-darwin: New file, Darwin makefile fragment.
5159 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
5160 (TARGET_MACHO): Ditto.
5161 (rs6000_abi): Add ABI_DARWIN.
5162 (RS6000_REG_SAVE): Add ABI_DARWIN case.
5163 (RS6000_SAVE_AREA): Ditto.
5164 (FP_ARG_MAX_REG): Ditto.
5165 (RETURN_ADDRESS_OFFSET): Ditto.
5166 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
5168 (rs6000_emit_move): Add ABI_DARWIN cases.
5169 (print_operand): Ditto.
5170 (first_reg_to_save): Ditto.
5171 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
5172 (debug_stack_info): Ditto.
5173 (rs6000_emit_prologue): Ditto.
5174 (rs6000_emit_epilogue): Ditto.
5175 (output_profiler_hook): Ditto.
5176 (output_function_profiler): Ditto.
5177 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
5178 (output_mi_thunk): Add TARGET_MACHO case.
5179 (add_compiler_stub): Ditto.
5180 (output_compiler_stub): Ditto.
5181 (no_previous_def): Ditto.
5182 (output_call): Ditto.
5183 (machopic_output_stub): Ditto.
5184 (rs6000_machopic_legitimize_pic_address): Ditto.
5185 (toc_section): Ditto.
5186 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
5187 (macho_high): Ditto.
5190 (load_macho_picbase): Ditto.
5191 (call): Add TARGET_MACHO case to modify function.
5192 (call_value): Ditto.
5193 (call_nonlocal_sysv): Add ABI_DARWIN case.
5194 (call_value_nonlocal_sysv): Ditto.
5195 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
5197 (machopic_output_stub): Ditto.
5198 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
5200 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5202 * dwarf2out.c (modified_type_die): Don't create new types here.
5203 * tree.h (get_qualified_type): New function.
5204 (build_qualified_type): Adjust comment.
5205 * tree.c (get_qualified_type): New function.
5206 (build_qualified_type): Use it.
5208 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5210 * cpp.texi (-Wtraditional): Update description.
5212 * invoke.texi (-Wtraditional): Likewise.
5214 2001-04-11 Jim Wilson <wilson@redhat.com>
5216 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
5217 requires more than 64 bits of alignment.
5219 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
5221 * cpplib.c (do_line): Sanity check iff enable checking.
5223 2001-04-11 Richard Henderson <rth@redhat.com>
5225 * Makefile.in (insn-recog.o): Depend on toplev.h.
5226 (insn-emit.o, doloop.o): Likewise.
5227 * genrecog.c, genemit.c: Include toplev.h in generated file.
5228 * doloop.c: Include toplev.h.
5230 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5232 * Makefile.in (gcse.o): Depend on params.h.
5233 * gcse.c: Include params.h.
5234 (gcse_main): Don't do GCSE if doing so will take inordinate
5236 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
5237 * params.h (MAX_GCSE_MEMORY): New macro.
5239 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5241 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
5243 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
5245 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5247 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
5249 * real.h (ereal_atof, real_value_truncate, target_isnan,
5250 target_isinf, target_negative, assemble_real, debug_real): Delete
5251 redundant prototypes.
5253 * Makefile.in (ifcvt.o): Depend on toplev.h.
5255 * c-semantics.c: Include expr.h.
5257 * ifcvt.c: Include toplev.h.
5259 * expr.h (rtx_equal_p): Delete prototype.
5261 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
5262 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
5263 eliminate_constant_term, expand_complex_abs, find_single_use,
5264 make_tree, init_expr_once, init_optabs, supports_one_only):
5267 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
5268 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
5269 expand_assignment, store_expr, emit_line_note_after,
5270 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
5272 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
5274 * sparc-protos.h: Delete redundant prototypes.
5276 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5278 * reload.c (push_reload): Add condition missed in SUBREG byte
5281 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5283 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
5285 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5287 * i386.md (floatsisf_sse): Fix output template
5288 * i386.c (ix86_expand_fp_movcc)
5290 * reg-stack.c (emit_pop_insn): Handle complex modes.
5291 (move_for_stack_reg): Emit proper move mode.
5292 (subst_stack_regs_pat): Handle complex modes.
5294 2001-04-11 Jakub Jelinek <jakub@redhat.com>
5296 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
5298 2001-04-10 Richard Henderson <rth@redhat.com>
5300 * libgcc2.h (__terminate_func_ptr): Remove typedef.
5301 (__pure_virtual, __terminate, __terminate_set_func,
5302 __default_terminate, __throw_type_match, __empty,
5303 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
5304 __eh_rtime_match, __unwinding_cleanup, __rethrow,
5305 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
5306 Remove prototypes of deleted functions.
5308 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5310 * c-typeck.c (convert_arguments): -Wtraditional now activates
5311 -Wconversion warnings, except for changes in signed-ness.
5312 Detect complex<->int & int<->complex conversions as well.
5314 * invoke.texi (-Wtraditional): Document it.
5316 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5318 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
5319 * flow.c (set_block_for_new_insns): Remove needless cast and
5320 properly check for unset block number.
5322 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
5324 * function.c (purge_single_hard_subreg_set): Only check REGNO if
5325 the subreg was a hard register. Pseudos are left as subregs.
5327 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5329 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
5330 (LIB2ADD_ST): New macro, pass it to mklibgcc.
5331 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
5332 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
5333 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
5335 2001-04-09 Bo Thorsen <bo@suse.co.uk>
5337 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
5339 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5341 * output.h (set_block_num): Missed it earlier, remove deprecated
5344 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5346 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
5347 (load_killed_in_block_p): Change bb parameter from int to basic_block.
5348 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
5349 (handle_rd_kill_set): Change bb parameter from int to basic_block.
5350 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
5351 (expr_killed_p): Change bb parameter from int to basic_block, pass
5352 basic_blocks instead of ints as parameters.
5353 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
5354 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
5355 from int to basic_block, pass basic_blocks instead of ints as parms.
5356 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
5357 parameter from int to basic_block, pass basic_blocks instead of ints.
5358 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
5359 (insert_insn_end_bb): Change bb parameter from int to basic_block,
5360 pass basic_blocks instead of ints.
5361 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
5362 basic_blocks instead of ints as parameters.
5363 (pre_delete): Pass basic_blocks instead of ints as parameters.
5364 (hoist_expr_reaches_here_p): Change bb parameter from int to
5365 basic_block, pass basic_blocks instead of ints.
5366 (hoist_code): Pass basic_blocks instead of ints as parameters.
5367 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
5368 Change bb parameter from int to basic_block.
5369 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
5370 (insert_insn_start_bb): Change bb parameter from int to basic_block,
5371 pass basic_blocks instead of ints.
5372 (insert_store): Pass basic_blocks instead of ints as parameters.
5373 (replace_store_insn, delete_store): Change bb parameter from int to
5374 basic_block, pass basic_blocks instead of ints.
5375 (store_motion): Pass basic_blocks instead of ints as parameters.
5377 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5379 * basic-block.h (set_new_block_for_insns): New Prototype.
5380 (set_block_num): Delete prototype.
5381 * flow.c (set_block_num): Remove obsolete function.
5382 (set_block_for_new_insns): Set BB for single or multiple insns.
5383 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
5384 (process_insn_end_bb): Use set_block_for_new_insns or
5385 set_block_for_insn instead of set_block_num.
5386 (pre_insert_copy_insn): Use set_block_for_new_insns.
5387 (update_ld_motion_stores): Use set_block_for_new_insns.
5388 (insert_insn_start_bb): Use set_block_for_new_insns.
5389 (replace_store_insn): Use set_block_for_new_insns.
5391 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5392 Jeff Law <law@redhat.com>
5394 * alias.c (get_addr): Externalize.
5395 (canon_true_dependence): New function. Behaves like true_dependance
5396 except it already assumes a MEM has been canonicalized.
5397 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
5398 * gcse.c (struct ls_expr): Add load/store expressions structure.
5399 (modify_mem_list, canon_modify_mem_list): New variable.
5400 (gcse_main): Initialize & finalize alias analysis. Use enhanced
5401 load motion and store motion if requested.
5402 (alloc_gcse_mem): Allocate space for modify_mem_list array.
5403 (free_gcse_mem): Free the modify_mem_list array.
5404 (oprs_unchanged_p): Use load_killed_in_block_p.
5405 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
5406 (mems_conflict_for_gcse_p): New function. Don't kill loads
5407 with stores to themselves if its in the load/store expression list.
5408 (load_killed_in_block_p): New function.
5409 (canon_list_insert): New Function.
5410 (record_last_mem_set_info): Keep a list of all instructions which
5411 can modify memory for each basic block.
5412 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
5413 (oprs_not_set_p): Use load_killed_in_block_p.
5414 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
5415 (expr_killed_p): Use load_killed_in_block_p.
5416 (compute_transp): Do not pessimize memory references.
5417 (pre_edge_insert): Update stores for a load motion expression.
5418 (one_pre_gcse_pass): Check loads/stores for extra load motion.
5419 (ldst_entry): Find or create a ldst_expr structure.
5420 (free_ldst_entry): Free memory for an individual item.
5421 (free_ldst_mems): Free entire load/store expression list.
5422 (print_ldst_list): Print debug info.
5423 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
5424 (enumerate_ldsts): Assign integer values to each entry in list.
5425 (first_ls_expr): First expression in the list.
5426 (next_ls_expr): Next expression in the list.
5427 (simple_mem): Check if expression qualifies for ld/st expression list.
5428 (invalidate_any_buried_refs): Remove from expression list if its
5429 used in some other way we dont understand.
5430 (compute_ld_motion_mems): Find all potential enhanced load motion
5432 (trim_ld_motion_mems): Remove any expressions which are invalid.
5433 (update_ld_motion_stores): Copy store values to registers for loads
5434 which have been moved.
5435 (regvec, st_antloc, num_store): New global statics.
5436 (reg_set_info): Marks registers as set.
5437 (store_ops_ok): Verfies registers expressions are valid in a block.
5438 (find_moveable_store): Look for moveable stores in a pattern.
5439 (compute_store_table): Find stores in a function worth moving, maybe.
5440 (load_kills_store): Check dependance of a load and store.
5441 (find_loads): Find any loads in a pattern.
5442 (store_killed_in_insn): Check if a store is killed in an insn.
5443 (store_killed_after): Check is store killed after an insn in a block.
5444 (store_killed_before): Check is store killed before an insn in a block.
5445 (build_store_vectors): Generate the antic and avail vectors.
5446 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
5447 (insert_store): Add a store to an edge.
5448 (replace_store_insn): Replace a store with a SET insn.
5449 (delete_store): Delete a store insn.
5450 (free_store_memory): Free memory.
5451 (store_motion): Perform store motion.
5452 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
5453 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
5454 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
5455 (f_options): Add gcse-lm and gcse-sm.
5457 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
5459 * i386.c (expand_fp_movcc): Fix condition reversal code.
5461 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
5462 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
5463 (CLASS_MAX_NREGS): Use it.
5465 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
5466 handle properly complex values.
5467 (CLASS_MAX_NREGS): Likewise; update comment.
5469 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5471 * ia64.c (ia64_flag_schedule_insns2): New variable.
5472 (ia64_override_options): Initialize it. Clear
5473 flag_schedule_insns_after_reload.
5474 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
5476 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5478 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
5479 Do not require source to match destination anymore;
5480 Add abort to the nontrivial cases that should be handled by split.
5481 (fix_trunc?fdi): Add SSE case for x86_64.
5482 (floatdi?f): Likewise.
5483 (floatdi?f_sse): New.
5484 (fix_trunc?fdi_sse): New.
5486 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
5488 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
5489 (DEBUG_ARANGES_END_LABEL): Ditto.
5490 (dwarfout_init): Generate length and version fields at the start
5491 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
5492 after the length field.
5493 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
5494 the .debug_aranges info.
5496 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5498 * i386.c (call, call_value): Make sure that resulting call_insn
5499 does have proper second operand.
5501 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
5503 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
5504 function. Remove include of sys/cygwin.h.
5506 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
5508 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
5509 (CPP_SPEC): Always search */include/w32api for header files.
5510 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
5511 (LINK_SPEC): Add "cyg" to the library search prefixes.
5513 2001-04-08 Philip Blundell <philb@gnu.org>
5515 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
5517 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
5519 * cpperror.c (print_location): Don't special case <stdin>.
5520 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
5521 WARNING, but we don't check if we're in system headers.
5522 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
5523 * cpplib.c (do_warning): Warn in system headers.
5525 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
5527 * mbchar.c: Include config.h first.
5529 2001-04-07 Zack Weinberg <zackw@stanford.edu>
5531 * config.gcc: Set default for xmake_file at top, not bottom.
5532 Change places that set xmake_file to "none" to set to the
5533 empty string instead, or remove them entirely if there is no
5534 default xmake_file for this cpu_type. Remove references to
5537 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
5538 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
5539 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
5540 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
5541 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
5542 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
5543 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
5544 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
5545 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
5546 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
5549 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
5550 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
5551 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
5552 config/mips/x-sysv, config/rs6000/x-aix31:
5553 Just set CLIB to -lld or -lmld, as appropriate.
5555 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
5556 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
5557 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
5558 config/mips/x-iris, config/pa/x-pa:
5559 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
5560 OTHER_FIXINCLUDES_DIRS.
5562 * config/i386/x-djgpp: Don't set LN or LN_S.
5563 * config/m88k/x-dolph: Don't define __m88k__.
5564 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
5565 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
5566 * config/i860/fx2800.h: No need to #undef SVR4.
5568 38 x-host fragments remain, 2 x-cpu.
5570 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5572 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
5574 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5576 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
5578 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5580 * configure.in: Add check for lstat.
5581 * configure, config.in: Regenerate.
5582 * cppinit.c (append_include_chain): Make empty path ".".
5583 * cpplib.c (do_line): Don't simplify #line paths.
5584 * cppfiles.c (remove_component_p): New function.
5585 (find_or_create_entry): Acknowledge stat () errors during
5586 path simplification.
5587 (handle_missing_header): Don't simplify paths.
5588 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
5589 the empty path untouched. Don't leave a trailing '/'.
5591 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
5593 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5594 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5596 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5598 * cppfiles.c (open_file): Fail directories silently, but
5599 with an errno of NOENT set.
5600 (read_include_file): Move the common exit code to the sole
5601 caller. Return an int indicating success or failure. Let
5602 open_file handle directories.
5603 (stack_include_file): If read_include_file fails,
5604 push a "null" buffer.
5606 2001-04-05 DJ Delorie <dj@redhat.com>
5608 * function.h (virtuals_instantiated): Declare.
5609 * function.c: (virtuals_instantiated): Make global.
5610 * calls.c (emit_library_call_value_1): Use
5611 virtual_outgoing_args_rtx only if it hasn't been instantiated.
5612 Otherwise, use the stack pointer directly.
5614 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5616 * i386.c (x86_initialize_trampoline): New global function.
5617 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
5618 (INITIALIZE_TRAMPOLINE): Move offline.
5619 * i386-protos.h (x86_initialize_trampoline): Declare.
5621 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5623 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
5624 (lea_0): Rename to lea_1.
5625 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
5626 (lea_general_?): Allow SImodes on TARGET_64BIT
5627 (lea_general_?_zext): New patterns.
5628 (call_1, call_1_rex64): Fix.
5630 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5632 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
5634 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5636 * i386.c (function_arg): Return constm1_rtx for last argument.
5637 (ix86_expand_prologue): Update gen_call calls.
5638 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
5639 * i386.md (call_pop): Likewise.
5640 (call): Second operand is VOIDmode.
5641 (call_0): Likewise; Support 64bits.
5642 (call_exp): New expander.
5643 (call_1): Get to the sync.
5644 (call_1_exp): New pattern.
5645 (call_value): Support 64bit.
5646 (call_value_exp): New pattern.
5647 (untyped_call): Update gen_call call.
5648 (call_value_pop): Disable for 64bit.
5649 (call_value_0_rex64): New pattern.
5650 (call_value_1_rex64): Likewise.
5652 2001-04-05 Bo Thorsen <bo@suse.de>
5654 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
5656 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
5658 * i386.md (*andsi_1+3): If used after reload, make sure the operand
5659 satisfies ANY_QI_REG_P.
5661 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5663 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
5666 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
5669 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5671 * config.gcc: Remove default for xm_file. Clean up local
5672 machine type handling. Remove settings of xm_file to
5673 something that doesn't exist. In the big switch, set xm_file,
5674 don't append to it (the value before the big switch is always
5675 null). Don't force build_xm_file or host_xm_file to have a value.
5676 * configure.in: Remove default for xm_file. Do not special
5677 case $cpu/xm-$cpu.h not existing.
5678 * configure: Regenerate.
5680 2001-04-04 Diego Novillo <dnovillo@redhat.com>
5682 * simplify-rtx.c (simplify_binary_operation): Check for overflow
5683 when folding integer division and modulo operations.
5685 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
5687 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
5688 instead of DWARF2_ADDR_SIZE for EH addresses.
5689 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
5692 2001-04-04 Richard Henderson <rth@redhat.com>
5694 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
5695 * config/ia64/t-glibc (LIB2ADDEH): Disable.
5696 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
5698 2001-04-04 Richard Henderson <rth@redhat.com>
5700 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
5701 * configure: Rebuilt.
5703 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5705 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
5706 push insns to delete to it instead of deleting them.
5707 (delete_null_pointer_checks): Delete insns from delete_list after
5708 all delete_null_pointer_checks_1 passes are done.
5710 2001-04-04 Richard Henderson <rth@redhat.com>
5712 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
5713 * configure: Rebuilt.
5715 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5717 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
5718 * config/romp/xm-romp.h: Delete.
5720 2001-04-04 Bernd Schmidt <bernds@redhat.com>
5722 * sched-deps.c (sched_analyze_insn): Partially revert March 27
5725 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5727 * emit-rtl.c (mark_label_nuses) Increment the label uses for
5728 all labels present in rtx.
5729 (try_split) Call new function for all split insns.
5731 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5733 * recog.c (validate_replace_rtx_1): Instead of aborting just make
5734 sure the change won't be validated.
5736 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
5738 * rtl.h (set_noop_p): Declare.
5739 * flow.c (set_noop_p): Move from here ...
5740 * rtlanal.c (set_noop_p): ... to here and enhance.
5741 * cse.c (delete_trivially_dead_insns): Use it.
5742 * gcse.c (hash_scan_set): Likewise.
5743 * jump.c (delete_noop_moves): Likewise.
5744 * recog.c (split_all_insns): Likewise.
5746 2001-04-04 Alan Modra <alan@linuxcare.com.au>
5748 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
5749 stack pointer via a LO_SUM. Ditto for setting a temp register
5750 used to save to the stack. Set cfa_temp when setting fp, and
5751 allow matches to cfa_temp in addition to cfa_store when saving
5752 regs. Handle POST_INC and LO_SUM register stores. Document the
5753 changes and errors in rule 12 doco.
5755 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
5756 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
5757 (load_reg): Move closer to epilogue code.
5758 (DO_FRAME_NOTES): Define to control the following..
5759 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
5760 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
5762 (hppa_expand_epilogue): Likewise.
5764 2001-04-03 Richard Henderson <rth@redhat.com>
5766 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
5767 * configure: Rebuild.
5769 2001-04-03 Richard Henderson <rth@redhat.com>
5771 * rtl.h (LCT_THROW): New.
5772 * calls.c (emit_library_call_value_1): Handle it.
5773 * except.c (connect_post_landing_pads): Use it.
5775 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5777 * gansidecl.h: Delete file.
5778 * configure.in: Change all refs to gansidecl.h to use
5779 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
5781 * configure: Regenerate.
5783 * Makefile.in (intl.o): Don't depend on gansidecl.h.
5784 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
5785 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
5786 Don't include gansidecl.h.
5787 * intl.c, main.c, version.c, fixinc/fixlib.h,
5788 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
5791 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5793 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
5796 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5798 * config/i386/xm-beos.h, config/i386/xm-isc.h,
5799 config/i386/xm-next.h, config/i386/xm-sco.h,
5800 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
5801 config/m88k/xm-m88k.h: Delete.
5803 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
5804 * config/romp/xm-romp.h: Don't define bcopy.
5805 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
5806 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
5808 * config.gcc: Remove references to deleted files.
5810 14 xm-host.h remain, 1 xm-cpu.h.
5812 2001-04-03 Jakub Jelinek <jakub@redhat.com>
5813 David S. Miller <davem@pierdol.cobaltmicro.com>
5814 Andrew MacLeod <amacleod@redhat.com>
5816 Use byte offsets in SUBREGs instead of words.
5818 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
5819 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
5820 to pass new argument.
5821 (add_stored_regs): Use subreg_regno_offset function.
5822 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
5824 (precompute_arguments): Use gen_lowpart_SUBREG.
5825 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
5826 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
5827 (simplify_set): Rework to use SUBREG_BYTE.
5828 (expand_field_assignment): Use SUBREG_BYTE.
5829 (make_extraction): Use SUBREG_BYTE.
5830 (if_then_else_cond): Use SUBREG_BYTE.
5831 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
5832 (gen_lowpart_for_combine): Compute full byte offset.
5833 * cse.c (mention_regs): Use SUBREG_BYTE.
5834 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
5835 (canon_hash): Use SUBREG_BYTE.
5836 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
5837 (gen_lowpart_if_possible): Formatting.
5838 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
5840 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5841 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5842 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5843 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5844 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5845 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5846 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
5847 certain invariants about SUBREGs the compiler creates.
5848 (gen_lowpart_SUBREG): New function.
5849 (subreg_hard_regno): New function to get the final register number.
5850 (gen_lowpart_common): Use SUBREG_BYTE.
5851 (gen_imagpart): Spacing nits.
5852 (subreg_realpart_p): Use SUBREG_BYTE.
5853 (gen_highpart): Use SUBREG_BYTE.
5854 (subreg_lowpart_p): Always compute endian corrected goal offset,
5855 even at the byte level, then compare against that.
5856 (constant_subword): New function, pulled out all constant cases
5857 from operand_subword and changed second argument name to offset.
5858 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
5859 and call constant_subword to do the work. Return const0_rtx if
5860 looking for a word outside of OP.
5861 (operand_subword_force): Change second arg name to offset.
5862 * expmed.c (store_bit_field): Use SUBREG_BYTE.
5863 (store_split_bit_field): Use SUBREG_BYTE.
5864 (extract_bit_field): Use SUBREG_BYTE.
5865 (extract_split_bit_field): Use SUBREG_BYTE.
5866 (expand_shift): Use SUBREG_BYTE.
5867 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
5868 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
5869 * flow.c (set_noop_p): Use SUBREG_BYTE.
5870 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
5871 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
5872 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
5874 (optimize_bit_field): Use SUBREG_BYTE.
5875 (purge_addressof_1): Use SUBREG_BYTE.
5876 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
5877 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
5878 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
5879 * gengenrtl.c (special_rtx): Add SUBREG.
5880 * global.c (mark_reg_store): Use SUBREG_BYTE.
5881 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
5882 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
5883 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
5884 final byte offset is congruent to subreg's mode size.
5885 (subst_constants): Use SUBREG_BYTE.
5886 (mark_stores): Use subreg_regno_offset function.
5887 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
5888 function and SUBREG_BYTE.
5889 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
5890 (reg_is_born): Use subreg_hard_regno.
5891 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
5892 endian correction code. Don't combine subregs unless resulting
5893 offset aligns with type. Fix subreg constant extraction for DImode.
5894 Simplify SUBREG of VOIDmode CONST_DOUBLE.
5895 (general_operand): Remove dead mode_altering_drug code.
5896 (indirect_operand): Use SUBREG_BYTE.
5897 (constrain_operands): Use subreg_regno_offset function.
5898 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
5899 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
5900 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
5901 * regs.h (REG_SIZE): Allow target to override.
5902 (REGMODE_NATURAL_SIZE): New macro which target can override.
5903 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
5904 on the entire subreg rtx.
5905 (push_reload): Use SUBREG_BYTE in comments and code.
5906 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
5907 for hard registers inside subregs.
5908 (operands_match_p): Use subreg_regno_offset.
5909 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
5910 containing hard regs.
5911 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
5912 corrections when fixing up MEM subregs.
5913 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
5914 subreg_regno_offset where appropriate.
5915 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
5916 byte endian corrections when fixing up MEM subregs.
5917 (subst_reloads): When combining two subregs, make sure final
5918 offset is congruent to subreg's mode size.
5919 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
5920 (refers_to_regno_for_reload_p): Use subreg_regno.
5921 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
5922 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
5923 correction code for memory subreg fixups.
5924 (forget_old_reload_1): Use subreg_regno_offset.
5925 (choose_reload_regs): Use subreg_regno.
5926 (emit_input_reload_insns): Use SUBREG_BYTE.
5927 (reload_combine_note_store): Use subreg_regno_offset.
5928 (move2add_note_store): Use subreg_regno_offset.
5929 * resource.c (update_live_status, mark_referenced_resources): Use
5930 subreg_regno function.
5931 (mark_set_resources): Use subreg_regno function.
5932 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
5933 (subreg_regno_offset, subreg_regno): Define prototypes.
5934 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
5935 (gen_lowpart_SUBREG): Add prototype.
5936 * rtl.texi (subreg): Update to reflect new byte offset representation.
5937 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
5938 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
5939 (reg_overlap_mentioned_p): Use subreg_regno.
5940 (replace_regs); Make sure final offset of combined subreg is
5941 congruent to size of subreg's mode.
5942 (subreg_regno_offset): New function.
5943 (subreg_regno): New function.
5944 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
5945 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
5946 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
5947 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
5948 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
5949 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
5950 (a29k_get_reloaded_address): Use SUBREG_BYTE.
5951 (print_operand): Use SUBREG_BYTE.
5952 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
5953 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
5954 (arm_reload_out_hi): Use SUBREG_BYTE.
5955 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
5956 instead of SUBREG_WORD.
5957 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
5958 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
5959 SUBREG creation to use byte offset.
5960 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
5961 inverted load insns): Fix explicit rtl subregs to use byte
5963 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
5964 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
5965 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
5966 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
5967 to use byte offsets.
5968 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
5969 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
5970 offsets, also make sure it is congruent to SUBREG's mode size.
5971 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
5972 unnamed ldob insn): Generate SUBREGs with byte offset.
5973 (zero_extendqihi2): SUBREG's are byte offsets.
5974 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
5975 (m68hc11_gen_highpart): Use SUBREG_BYTE.
5976 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
5977 zero-extendqisi2): Generate SUBREGs with byte offset.
5978 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
5979 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
5980 subregs in rtl to use byte offsets.
5981 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
5982 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
5983 (mips_move_2words): Use subreg_regno_offset.
5984 (mips_secondary_reload_class): Use subreg_regno_offset.
5985 * config/mips/mips.md (DImode plus, minus, move, and logical op
5986 splits): Fixup explicit subregs in rtl to use byte offsets.
5987 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
5988 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
5989 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
5990 rtl to use byte offsets.
5991 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
5992 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
5993 subregs to use byte offsets.
5994 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
5995 Fixup explicit subregs in rtl to use byte offsets.
5996 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
5997 and remove byte endian correction code.
5998 * config/sh/sh.c (output_movedouble): Use subreg_regno.
5999 (gen_ashift_hi): Use SUBREG_BYTE.
6000 (regs_used): Use subreg_regno_offset.
6001 (machine_dependent_reorg): Use subreg_regno_offset.
6002 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
6003 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
6004 (movdf_i4): Subregs are byte offsets now.
6005 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
6006 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
6007 (REGMODE_NATURAL_SIZE): Override.
6008 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
6009 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
6011 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
6012 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
6013 extendqidi2): Generate SUBREGs with byte offsets, also make sure
6014 it is congruent to SUBREG's mode size.
6015 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
6017 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
6018 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
6019 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
6020 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
6021 * config/v850/v850.c (print_operand, output_move_double): Use
6022 subreg_regno function.
6024 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6026 * configure.in (target_subdir): Use target_alias, not target.
6027 * configure: Rebuilt.
6029 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
6031 * config/sh/crti.asm: Fix typos in comments.
6033 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6035 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
6036 TARGET_FAST_INDIRECT_CALLS.
6037 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
6039 (return_addr_rtx): Short circuit export stub matching when
6040 TARGET_NO_SPACE_REGS.
6041 (output_millicode_call): For out of range calls, make -fPIC
6042 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
6043 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
6044 * pa.md: Modify length attr calculation of all millicode insns to
6047 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
6049 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
6050 Require at least 2.11 in the version test. Specifically check
6051 for and reject GAS version 2.10.90.
6052 * configure: regenerate.
6054 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6056 * pa.c (override_options): Remove PIC profiling warning.
6057 (hp_profile_labelno): Delete.
6058 (hp_profile_label_rtx): Delete.
6059 (hp_profile_label_name): Delete.
6060 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
6061 (output_function_prologue): Remove profiling code and all tests on
6062 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
6063 merge_sp_adjust_with_store can work for PIC and profiling.
6064 (hppa_expand_epilogue): Remove profile_flag test.
6065 (hppa_can_use_return_insn_p): Likewise.
6066 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
6067 cater for PROFILE_HOOK.
6068 (hppa_profile_hook): New function.
6069 * pa.h (FUNCTION_PROFILER): Now does nothing.
6070 (PROFILE_HOOK): Define.
6071 (hppa_profile_hook): Declare.
6072 (PROFILE_BEFORE_PROLOGUE): Delete.
6073 (ASM_OUTPUT_REG_PUSH): Delete.
6074 (ASM_OUTPUT_REG_POP): Delete.
6075 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
6076 r24. Accept function name operand, and use this and a locally
6077 generated label to calculate pc-rel offset to func start.
6079 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6081 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
6082 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
6085 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6087 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
6088 LO_SUM cases to where they belong.
6090 2001-04-02 Richard Henderson <rth@redhat.com>
6092 * except.h (lang_eh_type_covers): Mark extern.
6093 (lang_eh_runtime_type): Likewise.
6095 2001-04-02 Zack Weinberg <zackw@stanford.edu>
6097 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
6098 gengenrtl.c: Wrap generated header in multiple-include guard.
6099 Improve error checking.
6101 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6103 * configure.in: Don't check for putenv.
6104 * configure: Regenerate.
6105 * gcc.c (putenv): Don't define.
6106 * vax/xm-vms.h: Handle putenv.
6108 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6110 * ifcvt.c (noce_emit_move_insn): New.
6111 (noce_try_store_flag, noce_try_store_flag_constants,
6112 noce_try_store_flag_inc, noce_try_store_flag_mask,
6113 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
6114 noce_try_abs): Use it.
6115 (noce_process_if_block): Likewise.
6116 For STRICT_LOW_PART, take mode from its SUBREG.
6118 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6120 * fold-const.c (fold): Before optimizing unsigned comparison with
6121 0x7fffffffU, make sure arg0 is integral type.
6123 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
6125 * c-tree.texi: Document representation of wide strings.
6127 2001-04-01 Richard Henderson <rth@redhat.com>
6129 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
6131 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
6133 * i386.md: remove obsoleted comments.
6134 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
6135 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
6136 fix output template.
6138 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
6140 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
6142 2001-03-30 Bernd Schmidt <bernds@redhat.com>
6144 * loop.c (load_mems): When generating a load from a pseudo, update
6147 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6149 * i386.c (ix86_split_long_move): Use change address to compensate
6150 stack pointer change in push instruction.
6152 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6154 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
6155 instead of rtx_equal_p; fix the output template.
6157 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
6159 * i386.c (ix86_expand_setcc): Support 64bit.
6160 (ix86_expand_int_movcc): Likewise.
6161 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
6164 * i386.md (allocate_stack_worker): Turn to expander.
6165 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
6167 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
6169 2001-03-29 Richard Henderson <rth@redhat.com>
6171 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
6173 2001-03-28 Matthew Hiller <hiller@redhat.com>
6175 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
6178 * MAINTAINERS: Added self.
6180 2001-03-28 Richard Henderson <rth@redhat.com>
6182 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
6183 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
6185 2001-03-28 Jim Wilson <wilson@redhat.com>
6187 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
6190 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6192 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
6194 * tradcif.y (yyerror): Likewise. Add format specifier in call to
6197 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
6199 2001-03-28 DJ Delorie <dj@redhat.com>
6201 * Makefile.in (stage1_build): Revert CFLAGS patch.
6203 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
6205 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
6206 when multiplier or multiplicand is zero.
6208 2001-03-28 Bernd Schmidt <bernds@redhat.com>
6210 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
6212 * config/ia64/ia64.c (update_set_flags): New function, broken out of
6214 (set_src_needs_barrier): Likewise.
6215 (rtx_needs_barrier): For SET case, use these two functions. Rework
6216 PARALLEL case to handle all inputs before all outputs.
6217 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
6218 saw a label and no stop bit since then.
6219 (maybe_rotate, process_epilogue): Add prototypes.
6221 2001-03-28 Richard Henderson <rth@redhat.com>
6223 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
6224 not TARGET_TOC for special toc restore handling.
6225 * config/rs6000/rs6000.md (eh_return): Likewise.
6227 2001-03-28 Richard Henderson <rth@redhat.com>
6229 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
6230 current_function_calls_eh_return.
6231 (output_function_epilogue): Handle eh_return.
6232 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
6233 (EH_RETURN_DATA_REGNO): New.
6234 (EH_RETURN_STACKADJ_RTX): New.
6235 (EH_RETURN_HANDLER_RTX): New.
6236 * config/sparc/sparc.md (call/short branch peepholes): Check
6237 can_throw_internal instead of in_same_eh_region.
6239 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
6240 for eh_return data registers.
6241 (rs6000_emit_prologue): Save eh_return data registers.
6242 (rs6000_emit_epilogue): Force inline restores if eh_return.
6243 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
6244 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
6245 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
6246 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
6247 the target uses one.
6248 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
6249 (return_eh_si, return_eh_di): Remove.
6250 (eh_return): New, from corpse of eh_epilogue.
6251 (eh_set_lr_si, eh_set_lr_di): New.
6253 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
6254 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
6255 True for pic register if current_function_calls_eh_return.
6256 (ix86_expand_epilogue): Change "emit_return" argument into "style".
6257 Handle eh_return requirements.
6258 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
6259 (EH_RETURN_STACKADJ_RTX): New.
6260 * config/i386/i386.md (exception_receiver): Remove.
6261 (eh_return, eh_return_1): New.
6262 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6264 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
6265 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
6266 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
6267 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
6268 (EH_RETURN_DATA_REGNO): New.
6269 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
6270 * config/alpha/alpha.md (eh_epilogue): Remove.
6271 (exception_receiver): Use $26 for ldgp input.
6272 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6274 2001-03-28 Richard Henderson <rth@redhat.com>
6276 * except.c: Rewrite entirely for IA-64 ABI exception handling.
6277 * except.h: Likewise.
6279 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
6280 (LIB2ADDEHDEP): New.
6281 (LIB2FUNCS_EH): Remove.
6282 (LIB2ADD): Remove LIB2ADDEH.
6283 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
6284 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
6285 (crt{begin,end}[S].o): Likewise.
6286 (except.o): Update includes.
6287 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
6288 (libgcc2_c_dep): Use LIB2ADDEHDEP.
6290 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
6291 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
6292 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
6293 * builtins.c (expand_builtin): Implement it.
6294 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
6295 * c-common.c (c_common_nodes_and_builtins): Declare it.
6296 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
6297 * calls.c (libfunc_nothrow): Remove.
6298 (emit_library_call_value_1): Don't call it.
6299 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
6300 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
6301 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
6302 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
6303 (current_funcdef_number): Globalize.
6304 (output_call_frame_info): Emit frame data if an lsda is needed.
6305 Generate augmentation for personality routine. Don't play with
6307 (dwarf2out_begin_prologue): Record funcdef_number.
6308 * dwarf2out.h (current_funcdef_number): Declare.
6309 * expr.c (expand_expr): Update for except.h name changes.
6310 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
6311 * expr.h (LTI_throw, LTI_rethrow): Remove.
6312 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
6313 (LTI_eh_rtime_match): Remove.
6314 (LTI_unwind_resume, LTI_eh_personality): Add.
6315 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
6316 * final.c (final): Don't call check_exception_handler_labels,
6317 init_insn_eh_region, or free_insn_eh_region.
6318 (final_scan_insn): Always emit debug labels for
6319 NOTE_INSN_EH_REGION notes.
6320 * flags.h (flag_new_exceptions): Remove.
6321 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
6322 (record_active_eh_regions): Remove.
6323 (count_basic_blocks): Check all instructions for REG_EH_REGION.
6324 Use can_throw_internal.
6325 (find_basic_blocks_1): Likewise.
6326 (move_stray_eh_region_notes): Remove.
6327 (find_label_refs): No eh_return_stub_label.
6328 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
6329 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
6331 (delete_unreachable_blocks): Don't track deleted handlers.
6332 (flow_delete_block): Use maybe_remove_eh_handler.
6333 (delete_eh_regions): Remove.
6334 (merge_blocks): Don't check for eh region match.
6335 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
6336 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
6337 (init_propagate_block_info): Disable dead frame store optimization
6338 when current_function_calls_eh_return.
6339 (dump_bb): Don't print eh_beg, eh_end.
6340 * function.c (fixup_var_refs): No catch_clauses.
6341 (expand_function_end): Likewise. Call expand_eh_return before
6342 the return register use. Call sjlj_emit_function_exit_after.
6343 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
6344 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
6345 * ifcvt.c (dead_or_predicable): Remove eh region check.
6346 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
6347 Don't check for EH vs parameters.
6348 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
6349 (expand_inline_function): Call duplicate_eh_regions.
6350 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
6351 (copy_insn_notes): Remap REG_EH_REGION notes.
6352 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
6353 * integrate.h (struct inline_remap): Add local_return_label.
6354 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
6355 check_exception_handler_labels, nor exception_optimize.
6356 (find_cross_jump): No EH region check.
6357 * optabs.c (init_optabs): Update for changed eh libfuncs.
6358 * rtl.def (RESX): New.
6359 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
6360 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
6361 checks. Update for except.h name changes.
6362 (expand_cleanups): Likewise.
6363 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
6364 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
6365 (compile_file): Call init_eh before init_optabs. Don't
6366 output_exception_table here.
6367 (rest_of_compilation): Call convert_from_eh_region_ranges,
6368 convert_to_eh_region_ranges, output_function_exception_table.
6369 Don't emit_eh_context.
6370 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
6371 (EXC_PTR_EXPR): New.
6373 * md.texi (eh_epilogue): Remove.
6374 (eh_return): Document.
6375 * tm.texi (EH_RETURN_DATA_REGNO): Document.
6376 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
6378 * eh-common.h: Remove file.
6379 * frame-dwarf2.c, frame.c, frame.h: Remove files.
6380 * libgcc2.c (L_eh): Remove.
6382 * unwind-dw2-fde.c: New file, largely copied from frame.c.
6383 * unwind-dw2-fde.h: New file.
6384 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
6385 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
6386 * libgcc-std.ver: Update for eh symbols.
6388 2001-03-27 Richard Henderson <rth@redhat.com>
6390 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
6391 reduce false positives.
6392 (regmove_optimize): Disable if flag_non_call_exceptions.
6394 * stmt.c (expand_return): Remove always true predicate.
6395 (expand_decl_cleanup_no_eh): Remove dead code.
6397 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
6398 barrier code. Add a scheduling barrier if a non-call insn
6399 can throw internally.
6401 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
6402 Auto-inc addresses trap only if their base register does.
6404 * except.c (can_throw_internal): Rename from can_throw.
6405 * except.h, resource.c: Update references.
6407 * integrate.c (copy_insn_list): Use returnjump_p.
6408 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
6410 * function.h (struct function): Move all boolean valued fields
6411 to single bit fields at the end of the struct.
6413 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
6415 Rename asynchronous_exceptions to flag_non_call_exceptions.
6417 * gthr-single.h (UNUSED): New. Distinguish between how C
6418 and C++ mark unused function arguments. Use throughout.
6420 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
6421 value to target configuration header.
6422 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
6423 * config.in, configure: Rebuild.
6424 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
6425 configuration and target defines.
6426 (exceptions_via_longjmp): Remove.
6427 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
6428 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
6430 * except.h (flag_non_call_exceptions): Move ...
6431 * flags.h: ... here.
6433 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
6434 exceptions, put the note on the trapping instruction.
6436 * flags.h (flag_new_exceptions): Remove.
6437 * toplev.c: Don't set it.
6438 * final.c: Don't check it.
6439 * except.c: Provide stub definition.
6441 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
6442 (calculate_global_regs_live): Kill call-clobbered registers
6443 across exception edges.
6444 * reg-stack.c (convert_regs_1): Kill the entire target stack
6445 across non-call exception edges.
6447 * flow.c (cleanup_cfg): Take no argument.
6448 * output.h, sibcall.c, toplev.c: Update all calls.
6450 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6452 * configure.in: Don't check for bcopy.
6453 * configure, config.in: Regenerate.
6455 * system.h: Don't define or prototype bcopy, instead poison it.
6457 2001-03-27 Richard Henderson <rth@redhat.com>
6459 * function.c (expand_function_start): Set DECL_REGISTER on
6460 a pseudo used for DECL_RESULT.
6462 * rtl.h (LCT_NORETURN): New.
6463 * calls.c (emit_library_call_value_1): Handle it.
6465 2001-03-27 Stan Shebs <shebs@apple.com>
6467 * objc/objc-act.c (objc_init): Use dump_base_name.
6468 (gen_declaration): Clear the buffer arg.
6469 (gen_declaration_1): New function, body of gen_declaration.
6470 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
6471 (gen_method_decl): Ditto, plus always clear buffer arg.
6472 (error_with_ivar): Simplify.
6473 (warn_with_method): Ditto.
6474 (build_message_expr): Don't clear buffers.
6475 (dump_interface): Ditto.
6476 (objc_debug): Ditto.
6477 (build_keyword_selector): Clear the buffer by only zeroing
6479 (objc_implementation_context): Declare.
6480 (start_class): Warn about missing @end.
6481 (finish_objc): Ditto.
6483 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6485 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
6487 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6489 * Makefile.in (SYSTEM_H): Define.
6490 Depend on $(SYSTEM_H), not system.h.
6492 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
6494 2001-03-27 Jim Wilson <wilson@redhat.com>
6496 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
6498 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
6499 (process_epilogue): New static function.
6500 (process_set): Call process_epilogue instead of emitting .restore
6502 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
6504 * flow.c (struct reg_cond_life_info): New fields orig_condition
6506 (init_propagate_block_info): Set new fields.
6507 (mark_regno_cond_dead): Set and use new fields.
6508 (flush_reg_cond_reg_1): Likewise.
6509 (and_reg_cond, case AND): Check for redundant AND conditions.
6510 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
6513 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6515 * cppmacro.c (stringify_arg): Null terminate strings.
6517 2001-03-27 Zack Weinberg <zackw@stanford.edu>
6519 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
6520 inclusion style. xm-m68hc11.h no longer exists.
6521 * config/m68hc11/xm-m68hc11.h: Delete file.
6522 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
6524 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
6525 Don't define GCC_VERSION, N_, or PARAMS; don't include
6526 gansidecl.h or stdio.h. Define inhibit_libc here.
6527 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6528 Delete code conditioned on #if GCC_VERSION == 2095.
6530 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
6531 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6532 Delete code conditioned on #if GCC_VERSION == 2095.
6534 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6536 * system.h: Include symcat.h.
6537 (STRINGIFY): Don't define.
6539 * configure.in: Adjust comment.
6541 * builtins.c: Use STRINGX, not STRINGIFY.
6542 * gencheck.c: Likewise.
6543 * gengenrtl.c: Likewise.
6544 * protoize.c: Likewise.
6546 * cpplex.c: Don't include symcat.h.
6547 * cpplib.c: Likewise.
6549 * gansidecl.h (HAVE_STRINGIZE): Don't define.
6551 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6553 * c-typeck.c (digest_init): Fold init expression.
6555 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6557 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
6559 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6561 * except.c (eh_regs): Save results of build_pointer_type to a temp
6562 as FUNCTION_VALUE macro may evaluate its args multiple times.
6564 2001-03-26 Mark Mitchell <mark@codesourcery.com>
6566 * c-common.h (DECL_NUM_STMTS): New macro.
6567 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
6569 (pushdecl): Likewise.
6570 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
6571 * integrate.c (expand_inline_function): Don't check
6573 * print-tree.c (print_node): Don't print it.
6574 * toplev.c (rest_of_compilation): Don't try to inline when
6575 flag_no_inline is on.
6576 * tree.h (DECL_FRAME_SIZE): Remove.
6577 (tree_decl): Adjust accordingly.
6579 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6581 * combine.c (try_combine): Use memcpy, not bcopy.
6583 * genattrtab.c (expand_units): Likewise.
6585 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6587 * i386.md (push mem DI peep2): New.
6588 (mov 0, mov -1 peep2): Handle 64bit.
6589 (lea to arithmetics peep2): Handle 64bit leas.
6590 (rsp arithmetics to push/pop peep2s): New.
6592 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
6594 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
6596 * i386.c (struct machine_function): Add save_varrargs_registers.
6597 (ix86_save_varrargs_registers): New macro.
6598 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
6599 (ix86_expand_prologue): Likewise.
6600 (ix86_emit_epilogue_esp_adjustement): Likewise.
6601 (ix86_expand_epilogue): Likewise.
6602 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
6603 (pro_epilogue_adjust_stack_1): New insn.
6604 (pro_epilogue_adjust_stack_rex64): Likewise.
6605 * i386.h (MASK_NO_RED_ZONE): New constant.
6606 (TARGET_RED_ZONE): New macro.
6607 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
6608 (RED_ZONE_SIZE): New constant.
6609 (RED_ZONE_RESERVE): New constant.
6611 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6613 * toplev.c (set_float_handler): Use memcpy, not bcopy.
6615 2001-03-25 Kazu Hirata <kazu@hxi.com>
6617 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
6620 (umodhi3): Likewise.
6623 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6625 * mkconfig.sh (DEFINES): Handle entries with '='.
6627 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
6628 Set xm_defines to MACRO=value instead.
6630 * i370/xm-mvs.h: Delete.
6632 * ns32k/xm-pc532-min.h: Likewise.
6634 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
6636 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
6638 use ix86_expand_binary_operator
6639 (?sh??i_?): Disable for 64bit.
6640 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
6641 * i386.c (shiftdi_operand): New predicate.
6643 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
6644 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
6645 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
6646 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
6647 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
6648 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
6649 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
6650 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
6651 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
6652 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
6653 (rotldi3, rotrdi3): New expanders.
6655 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6657 * i386.md (movstrsi): Move offline.
6659 (strmovdi_rex64): New.
6660 (strmov?i): Accept 64bit.
6661 (strmov?i_rex64): New.
6662 (strmov?i_rex_1): New.
6663 (strmov?i_1): Disable for 64bit.
6664 (rep_mov?i_rex64): New.
6665 (rep_mov?i): Disable for 64bit.
6666 (clrstrsi): Move offline.
6667 (strset?i_rex64): New.
6668 (strset?i: Accept 64bit.
6669 (rep_stos?i): Disable for 64bit.
6670 (rep_stos?i_rex64): New.
6671 (strset?i_rex_1): New.
6672 (strset?i_1): Disable for 64bit.
6673 (cmpstrsi): Accept 64bit.
6674 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
6675 (cmpstrqi_nz_rex_1): New.
6676 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
6677 (strlensi): Move offline.
6679 (strlenqi_1): Disable for 64bit; fix constraints.
6680 (strlenqi_rex_1): New.
6681 * i386.c (ix86_adjust_counter): New static function.
6682 (ix86_zero_extend_to_Pmode): Likewise.
6683 (ix86_expand_aligntest): Likweise.
6684 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
6685 (ix86_expand_movstr): New global function.
6686 (ix86_expand_clrstr): New global function.
6687 (ix86_expand_strlen): New global function.
6688 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
6689 ix86_expand_strlen): Declare.
6690 (ix86_expand_strlensi_unroll_1): Delete.
6692 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
6694 * i386.md (cmpdi): Fix operand predicates.
6695 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
6696 cmpdi_1_insn_rex64): New patterns.
6697 (adddi3): Turn to expander.
6698 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
6699 (addsi3_carry_zext): New pattern.
6700 (adddi_?_rex64): New patterns and splitters.
6701 (addsi_?_zext): New patterns.
6702 (subsi3_carry_zext): New pattern.
6703 (subdi_?_rex64): New patterns and splitters.
6704 (iorsi_?_zext): New patterns.
6705 (iordi_?_rex64): New patterns and splitters.
6706 (iorsi_?_zext): New patterns.
6707 (iorsi_?_zext_imm): New patterns.
6708 (xorsi_?_zext): New patterns.
6709 (xordi_?_rex64): New patterns and splitters.
6710 (xorsi_?_zext): New patterns.
6711 (negdi*): New patterns.
6712 (one_cmpldi*): Likewise.
6713 (one_cmplsi*_zext, negsi*_zext): Likewise.
6714 (testqi_ext_3_rex64): New pattern.
6716 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
6718 * i386-protos.h (ix86_split_long_move): Return void.
6719 * i386.c (ix86_split_to_parts): Handle 64bit target.
6720 (ix86_split_long_move): Likewise.
6721 * i386.md (all calls to ix86_split_long_move): Update.
6723 2001-03-23 Richard Henderson <rth@redhat.com>
6725 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
6726 to avoid shadowing arguments.
6728 2001-03-23 Jakub Jelinek <jakub@redhat.com>
6730 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
6731 to variable names where DECL_NAME is different from
6732 DECL_ASSEMBLER_NAME.
6734 2001-03-23 Jim Wilson <wilson@redhat.com>
6736 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
6737 (assemble_alias): Call make_decl_rtl.
6739 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
6741 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
6743 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
6745 * extend.texi: Document the "java_interface" attribute.
6747 2001-03-22 Zack Weinberg <zackw@stanford.edu>
6749 * mkconfig.sh: Use a subshell with redirected stdout,
6750 instead of closing stdout and confusing commands that run
6751 afterward. Throw away output of cmp.
6753 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
6755 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
6757 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
6759 * i386.md (zero_extendsidi2_32): Break out from ...
6760 (zero_extendsidi2): ... here ; turn to expander.
6761 (zero_extendsidi2_rex64): New.
6762 (extendsidi2_32): Break out from ...
6763 (extendsidi2): ... here ; turn to expander.
6764 (extendsidi2_rex64): New.
6765 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
6766 (trunc?f?f splitters): Add 64bit versions.
6768 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
6770 * i386.md (pushsi, pushsi2_prologue): Disable.
6771 (pushsi2_rex64): New.
6772 (movabs?i_1_rex64, movabs?i_2_rex64): New.
6773 (movqi_ext_1): Disable for 64bit.
6774 (movqi_ext_1_rex64): New.
6775 (pushdi2_rex64): New pattern, peep2s and splitter.
6776 (pushdi2_prologue_rex64): New pattern.
6777 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
6779 (movdi splitters): Disable for 64bit.
6780 (movdi_1_rex64): New pattern, peep2s and splitters.
6781 (swapdi): New pattern.
6782 (pushsf): Disable for 64bit.
6783 (pushsf_rex64): New pattern and splitter.
6784 (pushdf_nointeger): Disable for 64bit.
6785 (pushdf_integer): Handle the 64bit case.
6786 (pushtf): Likewise; update splitters.
6788 2001-03-22 Richard Henderson <rth@redhat.com>
6790 * mkconfig.sh: Include insn-flags.h.
6791 * Makefile.in (CONFIG_H): Include insn-flags.h.
6792 (lots of objects): Remove insn-codes.h and insn-flags.h.
6794 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
6795 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
6796 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
6797 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
6798 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
6799 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
6800 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
6801 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
6802 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
6803 v850/v850.c, vax/vax.c:
6804 Don't include insn-flags.h.
6806 * diagnostic.c, expr.h, reload.c, toplev.c:
6807 Don't include insn-codes.h.
6809 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
6810 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
6811 c4x/c4x.c, i960/i960.c, mips/mips.c:
6812 Don't include insn-codes.h or insn-flags.h.
6814 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
6815 or insn-flags.h in the generated code.
6816 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
6817 (main): Forward declare struct rtx_def.
6819 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
6821 * invoke.texi (-ffast-math): Remove duplicate line about
6824 * gcc.texi: Remove more obsolete documentation of bugs and
6825 installation problems.
6827 2001-03-21 Kazu Hirata <kazu@hxi.com>
6829 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
6832 2001-03-20 Jason Merrill <jason@redhat.com>
6834 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
6836 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
6837 * varasm.c (CHKR_PREFIX): Likewise.
6839 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6841 * gcse.c (hash_scan_set): An expression is not anticipatible if it
6842 is part of a multi-SET insn.
6844 * cse.c (find_comparison_args): Remove previous change.
6845 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
6848 * config/i386/i386.md (conditional_trap): Remove warning.
6850 * recog.c (push_operand): Fix error in last change that caused
6851 undefined symbol on many targets.
6853 * sdbout.c: #include ggc.h.
6854 (sdbout_init): Move to end of file.
6855 Call ggc_add_tree_root for anonymous_types.
6856 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
6857 (sdbout_one_type): Use DECL_NAME for field name.
6858 * Makefile.in (sdbout.o): Show includes ggc.h.
6860 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
6862 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
6863 (override_options): Use properlimits for preferred_stack_boundary.
6864 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
6866 (ext_register_operand): Accept DImode.
6867 (load_pic_register): Abort on 64bit.
6868 (gen_push): Use Pmode instead of SImode.
6869 (ix86_save_reg): Pic reg is never used on 64bit.
6870 (ix86_expand_prologue): Likewise.
6871 (ix86_emit_save_regs): Use Pmode instead of SImode.
6872 (legitimate_address_p): Check displacement for 64bit.
6873 (print_operand): Avoid outputting of (%rip) on 64bit.
6874 (print_operand_address): Output (%rip) where possible.
6875 (split_di): Abort on 64bit registers.
6876 (ix86_expand_branch): DImode comparison is simple for x86_64.
6877 (memory_address_length): Recognize memory addresses formed using
6879 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
6881 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
6883 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
6885 * recog.c (push_operand): Recognize new format of push instructions.
6887 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
6889 * i386.md (pushqi1): New.
6890 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
6891 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6892 x86_64_immediate_operand, x86_64_immediate_operand,
6893 x86_64_zext_immediate_operand): Declare.
6894 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
6895 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6896 x86_64_immediate_operand, x86_64_immediate_operand,
6897 x86_64_zext_immediate_operand): define.
6898 * i386.h (PREDICATE_CODES): Add new predicates.
6900 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
6902 * i386.md (pophi1, popqi1, pushqi1): Remove.
6904 * expr.c (emit_single_push_insn): New function.
6905 (move_by_pieces): Accept NULL as destination for push instructions.
6906 (gen_push_operand): Kill.
6907 (emit_push_insn): Pass NULL when pushing; avoid updating of
6908 stack_pointer_delta.
6909 * expr.h (gen_push_operand): Kill.
6911 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6913 * rtl.texi (COMPARE): Clarify documentation and reference section
6916 2001-03-20 Stan Shebs <shebs@apple.com>
6918 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
6919 (get_object_reference): Ditto.
6920 (error_with_ivar): Use error_with_file_and_line.
6921 (warn_with_method): Use warning_with_file_and_line.
6923 2001-03-20 Tom Tromey <tromey@redhat.com>
6925 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
6927 2001-03-20 Mark Mitchell <mark@codesourcery.com>
6929 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
6930 variables that are TREE_PUBLIC, even if not TREE_STATIC.
6932 2001-03-20 DJ Delorie <dj@redhat.com>
6934 * Makefile.in (install-libgcc): Pass complete list of variables.
6935 (install-multilib): Ditto.
6937 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6939 * config/i386/cygwin.h: Declare ctor_section, dtor_section
6940 drectve_section, switch_to_section.
6942 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
6943 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
6944 i386_pe_mark_dllimport.
6946 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6948 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
6949 functions i386_pe_*.
6951 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
6952 i386_pe_* functions with char * arguments.
6954 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
6956 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
6958 (movsi_ie): Introduce fpul store.
6960 2001-03-20 Alan Modra <alan@linuxcare.com.au>
6962 * Makefile.in (OBJS): Remove hashtab.o.
6964 2001-03-19 Stan Shebs <shebs@apple.com>
6966 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
6967 * c-lang.c (maybe_objc_method_name): Ditto.
6968 * c-tree.h (maybe_objc_method_name): Remove decl.
6970 2001-03-19 Tom Tromey <tromey@redhat.com>
6972 * gcc.c (init_gcc_specs): Fix comment.
6974 2001-03-19 Mark Mitchell <mark@codesourcery.com>
6976 Compute DECL_ASSEMBLER_NAME lazily.
6977 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
6978 (DECL_ASSEMBLER_NAME_SET_P): New macro.
6979 (SET_DECL_ASSEMBLER_NAME): Likewise.
6980 (COPY_DECL_ASSEMBLER_NAME): Likewise.
6981 (set_decl_assembler_name): Declare.
6982 (lang_set_decl_assembler_name): Likewise.
6983 * tree.c (lang_set_decl_assembler_name): New variab.e
6984 (set_decl_assembler_name): New function.
6985 (init_obstacks): Set lang_set_decl_assembler_name.
6986 (build_decl): Don't set DECL_ASSEMBLER_NAME.
6987 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
6988 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
6989 where it's not necessary.
6990 (builtin_function): Likewise.
6991 (finish_decl): Likewise.
6992 * dbxout.c (dbxout_type_methods): Likewise.
6993 * ggc-common.c (ggc_mark_trees): Likewise.
6994 * profile.c (output_func_start_profiler): Likewise.
6995 * varasm.c (make_decl_rtl): Likewise.
6997 * cse.c (find_comparison_args): Update documentation. Fix
6998 mishandling of COMPARE operations.
7000 * tree.def (ABS_EXPR): Add documentation.
7001 * fold-const.c (fold): Improve folding of ABS_EXPRs.
7003 2001-03-19 Zack Weinberg <zackw@stanford.edu>
7005 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
7007 2001-03-19 Jakub Jelinek <jakub@redhat.com>
7009 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
7010 Remove ia32 linux PIC kludge and move it...
7011 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
7013 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
7015 * i386.md (absdf2 expander): Fix 64bit case.
7017 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
7019 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
7021 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
7023 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
7025 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7027 * README.X11: Remove obsolete file.
7029 2001-03-18 Anthony Green <green@redhat.com>
7031 * config/pj/pj.h: Remove some trailing commas.
7032 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
7034 2001-03-18 Richard Henderson <rth@redhat.com>
7036 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
7037 * calls.c: ... here.
7038 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
7039 defaults for them here.
7041 2001-03-17 Anthony Green <green@redhat.com>
7043 * config/pj/lib1funcs.S: Fix broken comment.
7044 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
7047 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
7049 * gcc.texi: Remove obsolete information relating to build and
7050 installation problems with enquire or the Pyramid C compiler.
7052 2001-03-17 Richard Henderson <rth@redhat.com>
7054 * dwarf2out.c (queue_reg_save): New.
7055 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
7056 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
7058 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
7059 (cfa, cfa_store, cfa_temp): Make static.
7060 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
7062 2001-03-17 Richard Henderson <rth@redhat.com>
7064 * integrate.h (struct inline_remap): Add local_return_label.
7065 * integrate.c (expand_inline_function): Initialize it and emit
7066 it after copy_insn_notes.
7067 (copy_insn_list): Don't store local_return_label here.
7068 (copy_insn_notes): New function split out from copy_insn_list.
7070 2001-03-17 Richard Henderson <rth@redhat.com>
7072 * dwarf2out.c (lookup_filename): Emit .file if the assembler
7073 is generating .debug_line.
7074 (dwarf2out_init): Add main_input_filename to the file table first.
7075 * configure.in (as_dwarf2_debug_line): Test with file number 1
7076 instead of file number 0.
7078 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7080 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
7081 (gen_rtx_combine): Deleted; all references changed as appropriate.
7082 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
7084 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
7086 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
7088 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
7091 2001-03-16 Jim Wilson <wilson@redhat.com>
7093 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
7094 then set it to LOC_REG (79) instead of aborting.
7096 2001-03-16 Phil Edwards <pme@sources.redhat.com>
7098 * gccbug.in: Remove high priority.
7100 2001-03-16 Richard Henerson <rth@redhat.com>
7102 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
7103 output with a space instead of deleting it.
7104 * configure: Regenerate.
7106 2001-03-16 Zack Weinberg <zackw@stanford.edu>
7108 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
7109 handles the gory details of converting an object file into
7110 something that's safe to grep.
7111 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
7112 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
7113 newlines at either end of the string we're looking for.
7114 Make 'checking ...' message less stilted.
7115 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
7116 ARM in-memory layout and its hypothetical converse. Don't
7117 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
7118 HOST_WORDS_BIG_ENDIAN.
7120 * configure.in: Adjust for renamed macro. Move
7121 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
7122 * configure, config.in: Regenerate.
7124 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7126 * fixinc/Makefile.in: Set SHELL.
7128 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7130 * fixinc/fixincl.c (fix_with_system): Quote file names before
7131 passing them to shell.
7133 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7135 * Makefile.in: Use fix-header$(build_exeext) instead
7138 2001-03-16 Richard Henderson <rth@redhat.com>
7140 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
7141 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
7142 (size_of_line_prolog): Remove.
7143 (output_line_info): Compute prologue size via label difference.
7144 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
7146 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
7147 assembler error when redefining file numbers.
7148 * config.in, configure: Rebuild.
7150 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
7151 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
7152 (dw2_asm_output_delta_uleb128): Likewise.
7153 (dw2_asm_output_delta_sleb128): Similarly.
7154 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
7156 2001-03-16 Michael Meissner <meissner@redhat.com>
7158 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
7160 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
7162 (BITMASK_LOWER16): Replacement for 0x0000ffff.
7164 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
7165 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
7166 being unsigned in ISO C and signed in traditional.
7167 (expand_prologue): Ditto.
7168 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
7170 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
7172 (divsi3,divdi3): Ditto.
7173 (modsi3,moddi3): Ditto.
7174 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
7175 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
7176 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
7179 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
7181 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
7182 SSE based conditional moves on LTGT/UNEQ conditions;
7183 Canonicalize EQ to NE.
7184 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
7185 (sse_mov?fcc_ne): New.
7187 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
7189 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7191 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
7192 register may be dead.
7194 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
7196 * Makefile.in (hash.o): Depend on CONFIG_H.
7198 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7200 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
7202 2001-03-15 Richard Henderson <rth@redhat.com>
7204 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
7205 (ASM_OUTPUT_DWARF_PCREL): New.
7206 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
7208 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7210 * cppfiles.c (stack_include_file): Use MAX of sysp.
7212 2001-03-15 Steve Ellcey <sje@cup.hp.com>
7214 * config.gcc (ia64*-*-hpux*): New case.
7215 * config/ia64/hpux.h: New file for HP-UX support.
7216 * config/ia64/t-hpux: New file for HP-UX support.
7218 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
7220 * fixinc/inclhack.def (irix_stdio_va_list): New.
7221 * fixinc/fixincl.x: Rebuilt.
7223 2001-03-15 Richard Henderson <rth@redhat.com>
7225 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
7226 if provided by the target.
7227 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
7228 (dw2_asm_output_addr): New.
7229 * dwarf2asm.h (dw2_asm_output_addr): Declare.
7230 * dwarf2out.c (output_cfi): Use it for program addresses.
7231 (output_call_frame_info, output_die): Likewise.
7232 (output_aranges, output_line_info): Likewise.
7234 2001-03-15 Bruce Korb <bkorb@gnu.org>
7236 * gcc.c(main): make more rigorous
7237 * collect2.c(main): guard against ignoring SIGCHLD
7238 * protoize.c(main): ditto
7239 * gcc/fixinc/fixincl.c(initialize): ditto
7241 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7243 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
7244 (sdbout_parms): Likewise.
7246 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
7248 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
7249 "widen" a destination that is already wider than a word. Also do
7250 not widen if LOAD_EXTEND_OP is NIL for the given mode.
7252 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7254 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
7256 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
7258 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
7260 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
7262 * i960.h (i960_maxbitalignment,
7263 i960_last_maxbitalignment): Declare.
7264 * i960.c (i960_maxbitalignment,
7265 i960_last_maxbitalignment): Make global.
7266 (process_pragma): Delete.
7267 (i960_pr_align, i960_pr_noalign): Move from here ...
7268 * i960-c.c: ... to this new file.
7269 * t-960bare (i960-c.o): New rule.
7270 * t-vxworks960 (i960-c.o): Likewise.
7271 * config.gcc (i960-*-*): Define c_target_objs and
7274 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7276 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
7277 without adding in rtx code and mode.
7279 * alias.c (init_alias_analysis): Don't use any rtx whose value
7280 varies as a known value.
7281 Delete a superfluous test.
7283 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
7285 (ia64_sched_reorder): Call maybe_rotate; also rotate after
7286 scheduling a stop bit.
7287 (ia64_emit_nops): Correctly handle ASMs.
7289 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7291 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
7293 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
7295 * cpp.texi: Update documentation for -include and -imacros.
7296 * cppfiles.c (struct include_file): Remove "defined" memeber.
7297 (find_or_create_entry): Make a copy of the file name, and
7299 (open_file): Update to ensure we use the simplified filename.
7300 (stack_include_file): Don't set search_from.
7301 (cpp_included): Don't simplify the path name here.
7302 (find_include_file): New prototype. Call search_from to
7303 get the start of the "" include chain. Don't simplify the
7305 (_cpp_execute_include): New prototype. Move diagnostics to
7306 do_include_common. Update.
7307 (_cpp_pop_file_buffer): Don't set defined.
7308 (search_from): New prototype. Use the preprocessor's cwd
7309 for files included from the command line.
7310 (read_name_map): Don't simplify the pathname here.
7311 * cpphash.h (enum include_type): New.
7312 (struct buffer): Delete search from. New search_cached.
7313 (_cpp_execute_include): Update prototype.
7314 * cppinit.c (do_includes): Use _cpp_execute_include.
7315 * cpplib.c (do_include_common): New function.
7316 (do_include, do_include_next, do_import): Use it.
7318 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7320 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
7321 contents of the RTL, to determine the name of the object.
7323 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7325 * tree.h (DECL_RTL): Allocate RTL lazily.
7326 (SET_DECL_RTL): New macro.
7327 (DECL_RTL_SET_P): Likewise.
7328 (COPY_DECL_RTL): Likewise.
7329 (DECL_RTL_IF_SET): Likewise.
7330 * varasm.c (make_decl_rtl): Add assertions about the kind of
7331 declaration we are processing.
7332 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
7333 (start_decl): Likewise.
7334 (finish_decl): Likewise.
7335 * c-semantics.c (emit_local_var): Likewise.
7336 * calls.c (expand_call): Likewise.
7337 * dbxout.c (dbxout_symbol): Likewise.
7338 * emit-rtl.c (unshare_all_rtl): Likewise.
7339 (unshare_all_decls): Likewise.
7340 (reset_used_decls): Likewise.
7341 * expr.c (store_constructor): Likewise.
7342 (safe_from_p): Likewise.
7343 (expand_expr): Likewise.
7344 * function.c (put_var_into_stack): Likewise.
7345 (instantiate_decls_1): Likewise.
7346 (assign_parms): Likewise.
7347 (expand_function_start): Likewise.
7348 (expand_function_end): Likewise.
7349 * ggc-common.c (gcc_mark_trees): Likewise.
7350 * integrate.c (function_cannot_inline_p): Likewise.
7351 (copy_decl_for_inlining): Likewise.
7352 (expand_inline_function): Likewise.
7353 (integrate_parm_decls): Likewise.
7354 (integrate_decl_tree): Likewise.
7355 * print-tree.c (print_node): Likewise.
7356 * reg-stack.c (stack_result): Likewise.
7357 * stmt.c (label_rtx): Likewise.
7358 (expand_return): Likewise.
7359 (expand_decl): Likewise.
7360 (expand_decl_cleanup): Likewise.
7361 (expand_anon_union_decl): Likewise.
7362 * toplev.c (check_global_declarations): Likewise.
7363 (rest_of_decl_compilation): Likewise.
7364 * tree.c (simple_cst_equal): Likewise.
7365 * objc/objc-act.c (generate_static_references): Likewise.
7367 2001-03-14 Zack Weinberg <zackw@stanford.edu>
7369 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
7370 gcc_AC_C_FLOAT_FORMAT): New macros.
7371 * configure.in: Add AC_PROG_CPP after CC tests;
7372 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
7373 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
7374 * configure, config.in: Regenerate.
7376 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
7377 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7378 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7379 config/i370/xm-linux.h, config/i370/xm-oe.h,
7380 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7381 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
7382 config/pa/xm-linux.h, config/pa/xm-pa.h,
7383 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
7384 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
7385 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
7386 config/we32k/xm-we32k.h: Delete.
7388 * config/i370/xm-mvs.h, config/m88k/m88k.h,
7389 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7390 config/vax/xm-vms.h: Don't define any of:
7391 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
7393 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
7395 * config.gcc: Remove references to deleted files.
7396 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
7397 FATAL_EXIT_CODE, which is the same between oe and mvs).
7399 2001-03-14 DJ Delorie <dj@redhat.com>
7400 Vladimir Makarov <vmakarov@redhat.com>
7402 * config/i960/i960.c (i960_function_prologue): Compute size of
7403 frame according to number of registers actually saved there.
7405 2001-03-14 Richard Henderson <rth@redhat.com>
7407 * expr.c (emit_move_insn_1): Fix else if around #endif.
7409 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
7412 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
7415 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
7417 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
7418 (override_options): Parse cmodel string.
7419 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
7420 * i386.h (TARGET_OPTIONS): Add "cmodel".
7421 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
7423 (ix86_cmodel_string, ix86_cmodel): Declare.
7425 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
7428 * i386.h (GENERAL_REG_P): Add missing REG_P.
7430 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
7432 * configure.in: Use $gcc_cv_as instead of $as.
7433 * configure: Regenerated.
7435 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
7437 * cppfiles.c (stack_include_file): Only increase the include
7438 count if we actually process the file properly, as opposed
7439 to treating it as length zero. Only call read_include_file
7440 if not DO_NOT_REREAD. Handle the -H include file output
7442 (read_include_file): Remove now redundant DO_NOT_REREAD check.
7443 (cpp_included, find_include_file): Simplify pathnames after
7444 remapping them. If remapping, don't use the remapped file
7445 name's buffer as our scratch buffer.
7446 (cpp_pop_file_buffer): Replace the multiple include macro
7447 only if it isn't yet set.
7448 (read_name_map): Simplify remapped names when reading in.
7449 (remap_filename): Move code to code path that uses it.
7450 (_cpp_simplify_pathname): Return the input pointer.
7451 * cpphash.h (_cpp_simplify_pathname): Update prototype.
7453 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7455 * expr.c (expand_expr): Revove bogus conditional.
7457 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
7459 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
7461 2001-03-14 Jakub Jelinek <jakub@redhat.com>
7463 * reg-stack.c (stack_result): Unconditionally use
7464 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
7466 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
7468 * expr.c (emit_move_insn_1): Split push of complex value when
7469 no suitable push instruction exist.
7471 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
7472 instead of QI_REG_P.
7474 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7476 * alias.c (handled_component_p, can_address_p): New functions.
7477 (get_alias_set): Use them.
7479 2001-03-13 Jim Wilson <wilson@redhat.com>
7481 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
7482 from 80 in try_locals code.
7483 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
7485 2001-03-13 Zack Weinberg <zackw@stanford.edu>
7487 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
7488 gcc_AC_C_LONG_LONG): New.
7489 * configure.in: Use them. Probe the size of short, int, long,
7490 and long long/__int64 if we have them. Move all the AC_C_*
7491 checks together, except gcc_AC_C_CHAR_BIT which has to go
7492 after AC_CHECK_HEADERS(limits.h).
7493 Take hwint.h out of host_xm_file and build_xm_file.
7495 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
7496 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
7497 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
7498 Move the HOST_WIDEST_INT setup logic here from system.h.
7499 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
7501 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
7502 is now handled by hwint.h.
7504 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
7505 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
7506 config/ia64/xm-ia64.h: Don't define any of:
7507 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
7508 HOST_BITS_PER_LONGLONG.
7510 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
7511 config/h8300/xm-h8300.h, config/mips/iris6.h,
7512 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
7513 config/sparc/xm-sp64.h: Delete.
7514 * config.gcc: Remove references to deleted files.
7516 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
7517 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
7518 * config/i370/xm-linux.h: Clarify floating-point situation in
7521 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
7523 * cppfiles.c (NO_INCLUDE_PATH): New macro.
7524 (find_include_file): Decide here which part of the include
7525 chain to start the search. Complain about an empty include
7526 chain in all cases apart from an abolsute file name.
7527 (_cpp_execute_include): Don't choose the search chain here.
7528 Don't call handle_missing_include in the case of an empty
7530 (_cpp_compare_file_date): Don't choose the search chain here.
7531 * cpplib.c (do_include_next): Move the in-main-file diagnostic
7532 here from _cpp_execute_include. Behave like #include if
7533 we're in the main file.
7535 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7537 * system.h (malloc, realloc, calloc, strdup): Only poison these
7538 tokens when IN_GCC is defined.
7540 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
7542 * i386.md (abs?f expander): Support SSE case.
7543 (abd?f_if): Add new "USE"; add splitters.
7545 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7547 * cpp.texi (poison): Explain the macro expansion exception.
7549 2001-03-13 Jakub Jelinek <jakub@redhat.com>
7551 * expr.c (store_expr): Add dont_store_target. If temp is already in
7552 target before copying to reg, don't store it into target again.
7554 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7556 * cppinternals.texi: Update for file handling.
7558 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7560 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
7561 2001-02-24 which broke building the Java library.
7562 * function.c (identify_blocks): Likewise.
7563 (all_blocks): Likewise.
7564 * integrate.c (integrate_decl_tree): Likewise.
7565 * print-tree.c (print_node): Likewise.
7566 * tree.h (BLOCK_NUMBER): Likewise.
7567 (struct tree_block): Likewise.
7569 2001-03-12 David Edelsohn <edelsohn@gnu.org>
7571 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
7572 __WCHAR_TYPE__ definition.
7573 (WCHAR_TYPE_SIZE): #undef before #define.
7575 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7577 * cppfiles.c: Update comments.
7578 (destroy_include_file_node): Rename destroy_node.
7579 (find_or_create_entry): New function.
7580 (open_file, _cpp_fake_include): Use it.
7581 (handle_missing_header): New function, broken out of
7582 _cpp_execute include. Don't segfault if there is no
7583 system or quoted path.
7584 (_cpp_execute_include): Use handle_missing_header.
7586 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7588 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
7589 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
7591 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7593 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
7594 unless anti_dependence says they are.
7595 * alias.c (objects_must_conflict): If neither has a type specified,
7598 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7599 David Billinghurst <David.Billinghurst@riotinto.com>
7601 * config/mips/iris5.h: Change WCHAR_TYPE to int.
7603 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
7605 * i386.md (trunctfdf2_2): Rename missnamed pattern.
7606 (*_one_bit): Remove type on the match_operand in attributes.
7608 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
7610 * i386.c: Commit forgotten hunk in previous patch.
7611 (regclass_map): Add extended registers.
7612 (dbx_register_map): Add missing frame register.
7614 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
7616 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
7618 * i386.md (x86_sahf_1): Disable for 64bit.
7619 (popsi*, pophi*): Likewise.
7620 (pushqi, pushhi): Likewise.
7621 (movdi, pushdi): Likewise.
7622 (zero extend DImode splitter): Likewise.
7623 (adddi, minusdi splitter): Likewise.
7624 (umulsidi): Likewise.
7626 (mulsidi): Disable for 64bit
7627 (lshift:DI/ashift:DI): Disable for 64bit.
7628 (loop patterns): Likewise.
7629 (call_pop, call_value_pop expanders and patterns): Likewise.
7630 (prologue_get_pc): Likewise.
7632 (fcmovDI pattern and splitter): Likewise.
7633 (movdfcc_1_rex64): New.
7635 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
7637 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
7638 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
7639 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
7640 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
7641 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
7642 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
7643 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
7644 (PUSH_ROUNDING): x86_64 rounds to 64bits.
7645 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
7646 (REGPARM_MAX): Set to 6 for x86_64.
7647 (SSE_REGPARM_MAX): Set to 16 for x86_64.
7648 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
7651 * (patterns that does use upper halves): Update constraints
7652 'q' to 'Q' and 'r' to 'R'.
7653 (cmpqi_ext_1): Disable for 64bit.
7654 (cmpqi_ext_3_insn): Likewise.
7655 (movqi_extzv_1): Likewsie.
7656 (addqi_ext_1): Liekwsie
7657 (testqi_ext_1): Liekwsie
7658 (andqi_ext_1): Liekwsie
7659 (xorqi_ext_1): Liekwsie
7660 (cmpqi_ext_1_rex64): New.
7661 (cmpqi_ext_3_insn_rex64): Likewise.
7662 (movqi_extzv_1_rex64): Likewsie.
7663 (addqi_ext_1_rex64): Liekwsie
7664 (testqi_ext_1_rex64): Liekwsie
7665 (andqi_ext_1_rex64): Liekwsie
7666 (xorqi_ext_1_rex64): Liekwsie
7668 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7670 * configure.in: Move check for unsigned enumerated bitfields
7671 to macro in aclocal.m4. Disable it for now.
7672 * configure, config.in: Regenerate.
7673 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
7674 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
7675 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
7676 kind above its first use.
7678 * config/xm-interix.h, config/alpha/xm-alpha.h,
7679 config/i370/xm-linux.h, config/i386/xm-beos.h,
7680 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
7681 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7682 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
7683 Don't define ONLY_INT_FIELDS under any circumstances.
7685 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
7687 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7688 config/sparc/xm-sysv4.h: Delete - now identical with some
7690 * config.gcc (hppa targets): Replace xm-pahpux.h and
7691 xm-papro.h with implicit xm-pa.h.
7692 (sparc targets): Replace xm-sysv4.h with implicit or explicit
7695 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
7697 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
7698 before reload_cse_noop_set_p.
7700 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7702 * config.gcc: Where xm-host.h used to include another
7703 xm-host.h, list the nested header directly in xm_file. Remove
7704 references to deleted files. Can now use sparc/xm-sp64.h for
7707 * config/xm-linux.h, config/arm/xm-linux.h,
7708 config/i386/xm-dos.h, config/i386/xm-gnu.h,
7709 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
7710 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
7711 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
7712 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
7715 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
7716 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
7717 bother to wrap #undef in #ifdef.
7718 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
7719 Don't include xm-linux.h.
7720 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
7722 * configure.in: Wrap regexps using [] in changequote block.
7723 Use expr : not echo | grep. Simplify regexps.
7724 * configure: Regenerate.
7726 56 xm-files remain, 22 xm-arch.
7728 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7730 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
7731 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7732 (local_index, local_rindex): Delete, use strchr/strrchr instead.
7733 (copy_object): Fix format specifier vs argument mismatch.
7735 * mips-tdump.c: Make local functions static.
7736 (rindex): Don't #undef.
7737 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7738 (fatal, fancy_abort): Delete.
7739 (read_seek): Avoid signed/unsigned compare.
7741 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7743 * combine.c (try_combine): Fix error in change to try original
7745 (gen_rtx_combine): Do same as gen_rtx for now.
7747 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7749 * configure.in: AC_SUBST xm_defines.
7750 * configure: Regenerate.
7751 * Makefile.in: Set DEFINES=$(xm_defines) when building
7754 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
7756 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
7757 (cpp_included, find_include_file): Update.
7758 (_cpp_compare_file_date): Make else unconditional.
7760 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
7762 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
7764 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7766 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
7767 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
7769 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
7771 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
7772 if it's a record type.
7774 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
7776 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
7777 mingw includes slightly.
7779 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7781 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
7782 #undef token before poisoning it.
7784 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7786 * alpha.c (check_float_value): Use memcpy, not bcopy.
7788 * m32r.c (m32r_sched_reorder): Likewise.
7790 * vax.c (check_float_value): Likewise.
7792 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7794 * toplev.c (file_name_nondirectory): Remove.
7795 * toplev.h: Similarly.
7796 * dwarf2out.c (compute_section_prefix): Use lbasename instead
7797 of file_name_nondirectory.
7799 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7801 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
7802 * mips-tfile.c: Don't #undef rindex; not used.
7804 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
7806 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
7807 (dbx64_register_map): Declare.
7808 (RETURN_ADDR_RTX): Fix for 64bit.
7809 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
7810 (INCOMING_FRAME_SP_OFFSET): Set to 8.
7811 * i386.c (dbx64_register_map): New global array.
7812 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
7813 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
7816 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7818 * cppfiles.c (search_from): Use lbasename.
7819 * mkdeps.c (deps_add_default_target): Use lbasename.
7821 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7823 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
7824 xcalloc in lieu of malloc, realloc & calloc.
7826 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
7828 * gengenrtl.c (xmalloc): Likewise.
7830 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
7831 really_call_* memory allocation routines.
7833 * stmt.c (check_for_full_enumeration_handling): Use
7834 really_call_calloc, not calloc.
7836 * system.h (really_call_malloc, really_call_calloc,
7837 really_call_realloc): Define.
7838 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
7840 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
7842 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
7844 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
7846 * configure: Rebuilt.
7847 * configure.in: Only use `lang_requires' for languages athat are
7850 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
7852 * invoke.texi: Fix typo.
7853 * gcc.1: Regenerate.
7855 2001-03-09 Zack Weinberg <zackw@stanford.edu>
7857 * configure.in: Prune nonexistent files from build_xm_file,
7858 xm_file, and host_xm_file lists. Warn unless they're
7860 Don't generate *config.h here.
7861 AC_SUBST all variables needed to generate *config.h.
7862 * configure: Regenerate.
7863 * mkconfig.sh: New helper script, from code removed from
7865 * Makefile.in: Zap all MALLOC variables - no longer used
7866 anywhere, and malloc.c doesn't exist.
7867 Substitute in variables needed to generate *config.h.
7868 Stop lying about the dependencies contained in CONFIG_H and
7870 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
7871 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
7872 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
7873 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
7874 $(TM_P_H), etc. as appropriate.
7876 * config.gcc: Zap references to deleted files.
7877 * ggc-none.c: Don't include rtl.h or tm_p.h.
7879 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
7880 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
7881 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
7882 config/i386/xm-linux.h, config/i386/xm-linux.h,
7883 config/i386/xm-next.h, config/i386/xm-openbsd.h,
7884 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
7885 Don't include i386/xm-i386.h.
7887 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
7888 config/i386/xm-i386.h, config/i860/xm-i860.h,
7889 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
7890 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7891 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
7892 Delete (empty except comments, #includes of other deleted
7893 files, and macros used nowhere).
7895 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
7897 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
7898 independent on TARGET_FLAGS.
7900 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
7902 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
7904 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
7906 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
7908 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
7909 LAST_REX_SSE_REG): define.
7910 (enum reg_class): Add 'LEGACY_REGS'
7911 (REG_CLASS_CONTENTS): Likewise; add extended registers.
7912 (SSE_REGNO_P): Recognize extended registers.
7913 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
7914 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
7915 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
7916 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
7917 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
7918 REG_OK_FOR_STRREG_P): Remove.
7919 (HI_REGISTER_NAMES): Add extended registers.
7920 (ADDITIONAL_REGISTER_NAMES): Likewise.
7921 (QI_REGISTER_NAMES): Add 8bit extended registers.
7922 (DEBUG_REG): Support extended registers.
7923 * i386.c (regclass_map): Add extended registers.
7924 (dbx_register-map): Likewise.
7925 (svr4_dbx_register_map): Likewise.
7926 (print_reg): Support extended registers.
7927 (print_operand): Support 64bit operands.
7929 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
7931 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
7932 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
7933 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
7934 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
7935 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
7936 STACK_BOUNDARY): Set properly for 64bits.
7937 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
7938 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
7939 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
7940 (MOVE_MAX): Set to 16.
7941 (MOVE_MAX_PIECES): 8 for 64bit.
7942 (Pmode): Set to SImode.
7944 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
7946 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
7948 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
7950 * i386.h (mask_64bit): New constant.
7951 (target_64bit): New macro.
7952 (target_options): Add '64'/'32'
7953 (target_default): Define.
7954 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
7955 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
7956 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
7958 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
7960 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
7962 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
7964 * rtlanal.c (rtx_varies_p): Check operand 0 of a
7965 LO_SUM unless for_alias is set.
7967 2001-03-08 Stan Shebs <shebs@apple.com>
7969 * objc/objc-act.c: Fix old typos in comments, add comments for
7971 (hash_init): Fix file name in error message.
7972 (hash_enter): Ditto.
7973 (hash_add_attr): Ditto.
7974 (continue_class): Ditto.
7976 2001-03-08 Bruce Korb <bkorb@gnu.org>
7978 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
7979 wait4() can receive the signal.
7981 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7983 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
7985 * fixinc/fixincl.x: Regenerate.
7987 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7989 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
7991 * fixinc/fixincl.x: Regenerate.
7993 2001-03-08 Richard Henderson <rth@redhat.com>
7995 * configure.in (HAVE_AS_LEB128): New assembler check.
7996 * configure, config.in: Rebuilt.
7998 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
8000 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
8003 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8005 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
8006 references to the MAXPATHLEN macro.
8008 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
8009 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
8012 * config/i386/xm-gnu.h, config/xm-gnu.h,
8013 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
8014 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
8015 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
8016 and/or unused files.
8018 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
8019 doing so in various xm-*.h files.
8021 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8023 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
8025 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
8027 * configure.in (enable_shared): Support per-package shared-library
8029 * configure: Rebuilt.
8031 2001-03-07 David Edelsohn <edelsohn@gnu.org>
8033 * rs6000.md (cr logic): Add original POWER mnemonic alternative
8034 for crnot. Set operands[5] in splitter.
8036 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8038 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
8039 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
8040 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
8041 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
8042 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
8043 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
8044 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
8047 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
8048 config/i370/xm-i370.h, config/i386/xm-dgux.h,
8049 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
8050 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
8051 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
8052 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
8053 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
8054 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
8055 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
8056 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
8057 Delete unused and/or empty files.
8059 * config.gcc: Define USG in xm_defines as appropriate. Define
8060 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
8061 macro. Remove deleted xm-* files from $xm_files variable.
8063 2001-03-07 Tom Tromey <tromey@redhat.com>
8065 * configure: Rebuilt.
8066 * configure.in: Allow config-lang.in to set `lang_requires' to list
8067 of other required languages.
8069 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
8071 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
8073 (output_prologue): Use xmalloc not oballoc.
8074 (output_epilog): Free a29k_first_epilogue_insn when finished.
8075 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
8077 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
8079 * builtins.c (expand_builtin_mathfn): Check
8080 flag_unsafe_math_optimizations, not flag_fast_math.
8081 (expand_builtin): Likewise
8082 * combine.c (combine_simplify_rtx): Likewise.
8083 (simplify_if_then_else): Likewise.
8084 * cse.c (fold_rtx): Likewise.
8085 * flags.h: Remove flag_fast_math. Add
8086 flag_unsafe_math_optimizations and flag_trapping_math.
8087 * fold-const.c (negate_expr): Check
8088 flag_unsafe_math_optimizations, not flag_fast_math.
8089 (invert_truthvalue): Likewise.
8090 (fold): Likewise. Before associating operands, check that
8091 code == MULT_EXPR, not code != MULT_EXPR.
8092 * ifcvt.c (noce_try_minmax): Check
8093 flag_unsafe_math_optimizations, not flag_fast_math.
8094 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
8095 * invoke.texi: Document -funsafe-math-optimizations and
8096 -fno-trapping-math. Change documentation for -ffast-math.
8097 * jump.c (reversed_comparison_code_parts): Likewise.
8098 (rtx_equal_for_thread_p): Likewise.
8099 * optabs.c (emit_conditional_move): Likewise.
8100 * simplify-rtx.c (simplify_binary_operation): Likewise.
8101 (simplify_relational_operation): Likewise.
8102 (simplify_ternary_operation): Likewise.
8103 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
8104 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
8105 Add trapping-math and unsafe-math-optimizations entries to f_options.
8106 (set_fast_math_flags): New, sets flags for -ffast-math.
8107 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
8108 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
8109 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
8111 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
8112 (alpha_emit_conditional_move): Initialize local_fast_math to
8113 flag_unsafe_math_optimizations, not flat_fast_math.
8114 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
8115 instead of setting flag_fast_math to 1.
8116 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
8118 * config/i386/i386.c (override_options): Likewise
8119 * config/i386/i386.md: Likewise.
8120 * config/m68k/m68k.md: Likewise.
8121 * config/mips/mips.md: Likewise.
8122 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
8123 (rs6000_generate_compare): Likewise.
8125 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8127 * Makefile.in: Set RANLIB to @RANLIB@.
8130 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8132 * fixinc/inclhack.def (djgpp_wchar_h): New test.
8133 * fixinc/fixincl.x: Regenerated.
8135 2001-03-07 Richard Henderson <rth@redhat.com>
8137 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
8139 2001-03-07 Richard Henderson <rth@redhat.com>
8141 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
8142 of block notes and exception handling notes.
8144 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
8145 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
8146 (compile_file): ... here.
8148 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8150 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
8152 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
8153 config.h now. Include libiberty.h to handle alloca.
8155 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8157 * c-parse.in (yylexname): New function, split out of _yylex.
8158 (objc_rid_sans_at): New table.
8159 (init_reswords): Initialize it.
8160 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
8161 retrieving the next token and checking it for significance as
8162 an ObjC keyword or string constant.
8164 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
8165 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
8167 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
8170 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
8172 * config/m68k/m68k.c (const_uint32_operand): Accept any
8173 const_int on a 32-bit host.
8175 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8177 * objc/objc-act.c (init_objc): Set save_lang_status,
8178 restore_lang_status, and mark_lang_status.
8180 2001-03-06 Krister Walfridsson <cato@df.lth.se>
8182 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
8184 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
8186 * cppinternals.texi: Update.
8188 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8190 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8191 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
8192 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
8193 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8194 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
8195 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8196 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
8197 config/i386/xm-i386.h, config/i860/xm-i860.h,
8198 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8199 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
8200 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8201 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8202 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8203 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8204 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
8205 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8206 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
8207 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8208 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8209 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
8210 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
8211 match the defaults provided in hwint.h.
8213 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8214 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
8216 * config.gcc (xm_file): Don't set to files which are deleted.
8218 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
8219 guard this file against these macros being undefined.
8221 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8223 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
8224 and DECL_DEFER_OUTPUT on the decl we create, before calling
8225 rest_of_decl_compilation.
8227 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8229 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
8231 * configure, config.in: Regenerate.
8232 * config.gcc: Remove references to deleted files.
8234 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
8235 genrecog.c, rtl.c: Do not use alloca anywhere.
8237 * Makefile.in, build-make, system.h, config/x-interix,
8238 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
8239 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
8240 config/arc/xm-arc.h, config/arm/xm-arm.h,
8241 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8242 config/h8300/xm-h8300.h, config/i370/x-oe,
8243 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
8244 config/i386/x-ncr3000, config/i386/x-sco5,
8245 config/i386/xm-dgux.h, config/i860/x-sysv4,
8246 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
8247 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
8248 config/m68k/x-hp320g, config/m69k/x-mot3300,
8249 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
8250 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
8251 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
8252 config/m88k/x-sysv4, config/m88k/x-tekXD88,
8253 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8254 config/mips/x-iris, config/mips/x-iris3,
8255 config/mips/x-sni-svr4, config/mips/x-sysv,
8256 config/mips/xm-iris6.h, config/mips/xm-mips.h,
8257 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
8258 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
8259 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8260 config/pa/xm-papro.h, config/romp/xm-romp.h,
8261 config/rs6000/x-aix31, config/rs6000/x-aix41,
8262 config/rs6000/x-beos, config/rs6000/x-lynx,
8263 config/rs6000/x-mach, config/rs6000/x-rs6000,
8264 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
8265 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8266 config/sparc/x-sysv4, config/sparc/xm-linux.h,
8267 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
8268 config/vax/xm-vms.h: Eradicate all references to alloca and
8271 * config/xm-alloca.h, config/clipper/x-clix,
8272 config/i386/xm-sysv4.h, config/i860/x-fx2800,
8273 config/i860/x-sysv3, config/m88k/x-sysv3,
8274 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
8275 (contained only alloca related hacks).
8277 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
8280 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
8282 * invoke.texi: Document __FAST_MATH__.
8284 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8286 * crtstuff.c: Restore include of auto-host.h.
8288 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
8290 Put main() in a separate file, so that the language
8291 front-end can use a different main().
8294 * toplev.c: (main): Rename as toplev_main.
8295 * toplev.h: Declare toplev_main.
8296 * Makefile.in (OBJS): add toplev.o.
8297 (BACKEND): remove toplev.o, add main.o.
8299 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8301 * cppfiles.c (search_from): Special case the empty string.
8303 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8305 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
8306 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
8307 strlen or strcpy; we already know the length.
8308 (_cpp_compare_file_date): Similarly.
8309 * cpphash.h (struct cpp_reader): Delete done_initialising.
8310 (CPP_PREV_BUFFER): Delete.
8311 * cppinit.c (cpp_start_read): Don't set done_initialising.
8312 * cpplex.c (parse_string): Guarantee null-termination.
8313 (_cpp_equiv_toklists): Remove.
8314 * cpplib.c (glue_header_name): Null-terminate.
8315 (do_line): Don't leak memory.
8316 * cpplib.h (BT_WEAK): Delete.
8317 * cppmain.c (cb_ident): Strings are now null-terminated.
8319 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
8321 * gcc.c (convert_filename): Append executable suffix
8322 if NO_AUTO_EXE_SUFFIX is not defined.
8323 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
8324 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
8326 2001-03-03 David O'Brien <obrien@FreeBSD.org>
8328 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
8329 * c-parse.gperf, c-gperf.h: Delete.
8330 (c-gperf.h was accidently re-added to the CVS repo in the rev
8331 1.16 commit by tromey)
8333 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8335 * cpplex.c (_cpp_lex_token): Don't warn about directives in
8336 macro arguments when looking for the '('.
8337 * cppmacro.c (funlike_invocation_p): Set parsing_args to
8338 2 when really parsing arguments; 1 when looking for '('.
8339 Always restore the lexer position.
8341 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8343 * longlong.h (umul_ppmm): Don't use a multiline string.
8345 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8347 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
8348 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
8349 t_bool in declaration because pcc can't combine volatile with typedef
8352 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
8354 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
8355 until when it is really needed.
8356 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
8357 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
8358 * i386.md (float?i?f splitter): Don't force source operand to memory
8360 (sse_movdfcc): Fix constraint.
8361 (sse_movdfcc splitter): Handle properly the second alternative.
8363 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8365 * cpplex.c (parse_string): Unconditionally pedwarn.
8367 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8370 * cppexp.c (parse_number): Update.
8371 * cpplex.c (parse_string): Pedwarn if multiline string does not
8372 result from a system header's macro.
8373 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
8374 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
8375 for function-like macros too.
8376 * c-lex.c (lex_number): Update.
8378 2001-03-03 Richard Henderson <rth@redhat.com>
8380 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
8382 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
8384 * combine.c (try_combine): If split with mode-changed scratch
8385 register didn't work, try the original mode.
8387 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
8389 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
8390 * config/c4x/c4x.h: Likewise.
8391 * stor-layout.c (compute_record_mode): Likewise.
8392 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
8394 2001-03-02 Zack Weinberg <zackw@stanford.edu>
8396 * configure.in: Kill tm.h. Include the files in the $tm_file
8397 list in all three of config.h, hconfig.h, tconfig.h, after the
8398 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
8399 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
8400 * configure: Regenerate.
8401 * Makefile.in (clean): Don't delete tm.h.
8403 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
8404 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
8405 those are not defined, set SEC and FEC to 0 and 1.
8406 * gcc.texi: Update to match.
8408 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
8409 * config/fp-bit.c, config/m68k/aux-crt2.asm,
8410 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
8411 Include tconfig.h, not tm.h.
8413 * config/xm-lynx.h, config/xm-std32.h,
8414 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8415 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
8416 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
8417 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8418 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8419 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8420 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
8421 config/i386/xm-i386.h, config/i860/xm-i860.h,
8422 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8423 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
8424 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8425 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8426 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8427 config/pa/xm-linux.h, config/pa/xm-pa.h,
8428 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8429 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
8430 config/pj/xm-pj.h, config/romp/xm-romp.h,
8431 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8432 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8433 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8434 config/v850/xm-v850.h, config/vax/xm-vax.h,
8435 config/we32k/xm-we32k.h:
8437 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
8439 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
8440 config/i370/xm-oe.h: Don't include tm.h. Don't define
8442 * config/vax/xm-vms.h: Don't include tm.h.
8444 * config/xm-lynx.h, config/avr/xm-avr.h,
8445 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
8446 Delete; made empty by above changes.
8447 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8448 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
8449 Don't include config/xm-lynx.h or tm.h.
8451 * config/xm-gnu.h: Don't include fcntl.h.
8452 * config/sparc/xm-lynx.h: Don't include sys/types.h and
8454 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
8456 2001-03-02 Richard Henderson <rth@redhat.com>
8458 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
8459 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
8461 2001-03-02 Richard Henderson <rth@redhat.com>
8463 * Makefile.in (OBJS): Add dwarf2asm.o.
8464 * dwarf2asm.c, dwarf2asm.h: New files.
8465 * dwarf2out.c (*): Use them.
8466 (size_of_uleb128, size_of_sleb128): Remove.
8467 (output_uleb128, output_sleb128): Remove.
8468 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
8469 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
8470 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
8471 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
8472 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
8473 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
8474 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
8475 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
8476 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
8477 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8478 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
8479 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
8480 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
8481 (dwarf2out_frame_debug): Remove unused variables.
8482 (output_loc_operands): Don't abort on 8 byte constants if
8483 host integers are wide enough.
8484 (output_symbolic_ref): Remove.
8485 (size_of_die): Don't assume 4 byte host integers.
8486 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
8488 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
8489 something stupid with HOST_WIDE_INT to long truncation.
8490 [CONST_DOUBLE]: Likewise.
8492 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
8493 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8494 * config/arm/unknown-elf.h: Likewise.
8495 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
8496 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
8497 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
8498 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
8499 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
8500 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
8501 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
8502 (ASM_OUTPUT_DWARF_OFFSET): Remove.
8503 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
8504 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8505 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
8506 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
8508 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8510 * cselib.c (hash_rtx): Cast enums to unsigned int.
8512 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8514 * print-rtl.c (print_rtx): Cast enums to int for comparison.
8515 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
8517 * c-format.c (C_STD_VER): Cast to int for comparisons.
8518 (check_function_format): Cast various enums to int for &.
8519 (maybe_read_dollar_number): Likewise.
8520 (check_format_info): Likewise.
8521 (check_format_info_main): Likewise.
8522 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
8523 (safe_from_p): Likewise.
8524 * varasm.c (const_hash): Cast enum to int for %.
8525 * emit-rtl.c (init_emit_once): Use int loop variable to work around
8526 pcc enum problems with < and ++ operators.
8527 * regclass.c (init_reg_sets_1): Cast enums for comparison.
8528 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
8529 (regclass_init): Change enum class to int to iterate over reg_classes.
8530 * genrecog.c (merge_trees): Cast enums for comparison.
8531 * rtl.h (GET_CODE): Cast to enum rtx_code.
8532 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
8533 (GET_MODE): Cast to enum machine_mode.
8534 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
8535 (GET_NOTE_INSN_NAME): Cast enum to int.
8536 * tree.h (TREE_CODE): Cast to enum tree_code.
8537 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
8538 * timevar.c (timevar_print): Change loop variable id from enum to
8540 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
8541 * config/i386/i386.md: Use PUT_MODE for mode assignment.
8542 * toplev.c (compile_file): Cast enum DFI to int.
8543 (decode_d_option): Likewise.
8545 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
8547 * cppinit.c (append_include_chain): Mark "after" include file name list
8548 as a system directory.
8549 * cpp.texi: Document new behavior.
8551 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
8553 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
8555 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
8557 * cppfiles.c (struct include_file): Update.
8558 (stack_include_file): Use search_from.
8559 (cpp_included, find_include_file): Update.
8560 (cpp_execute_include): Update. ptr->name may not be
8561 null terminated. Use the new search_from member variable
8563 (_cpp_compare_file_date): Similarly.
8564 (search_from): New function, similiar to actual_directory.
8565 (actual_directory): Delete.
8566 (remap_filename): Update. loc->name may not be null terminated.
8567 (struct file_name_list): Rename search_path. Update.
8568 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
8569 search_from and dir.
8570 (struct cpp_reader): Remove actual_dirs.
8571 * cppinit.c (struct cpp_pending): Update for renamed objects.
8572 (append_include_chain, remove_dup_dir, remove_dup_dirs,
8573 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
8574 * cpplib.h (struct cpp_options): Similarly.
8576 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8578 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
8579 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
8580 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
8581 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8582 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8583 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8584 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8585 config/i370/xm-linux.h, config/i370/xm-mvs.h,
8586 config/i370/xm-oe.h, config/i386/xm-aix.h,
8587 config/i386/xm-i386.h, config/i386/xm-osf.h,
8588 config/i860/xm-i860.h, config/i960/xm-i960.h,
8589 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
8590 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
8591 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
8592 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
8593 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
8594 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8595 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8596 config/pj/xm-pj.h, config/romp/xm-romp.h,
8597 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8598 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8599 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8600 config/v850/xm-v850.h, config/vax/xm-vax.h,
8601 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
8602 Do not define TRUE or FALSE.
8604 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
8605 empty by above change.
8606 * config.gcc: Remove references to these files.
8608 * configure.in: Detect stdbool.h.
8609 * configure, config.in: Regenerate.
8610 * system.h: Include stddef.h here if available.
8611 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
8612 Then set up a sensible boolean type at the very end.
8614 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
8615 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
8617 * hash.h: Delete 'boolean' typedef and related #undefs.
8619 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
8620 all uses of 'boolean' with 'bool'.
8622 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
8624 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
8625 * cppexp.c (lex): Cast enums for comparison.
8626 * cppinit.c (parse_option): Cast enum for comparison.
8627 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
8628 (cpp_output_token): Likewise.
8629 (cpp_can_paste): Cast enums for comparsion and plus/minus.
8630 (cpp_avoid_paste): Cast enums for minus and comparison.
8632 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8634 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
8635 field to all array elements.
8637 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8639 * cpphash.h (struct cpp_reader): Add print_version field.
8640 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
8641 just set print_version and other flags as appropriate.
8642 (cpp_post_options): Print version here if print_version is set.
8644 * toplev.c (exit_after_options): New flag.
8645 (independent_decode_option): Don't exit here; just set
8647 (main): Exit after calling lang_hooks.post_options if
8648 exit_after_options is true.
8650 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
8651 (merge_include_chains): Adjust comment to match code.
8653 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8655 * stringpool.c (set_identifier): New function.
8656 * tree.h: Prototype it.
8658 * c-parse.in: Kill D_YES. If compiled for objc, call
8659 save_and_forget_protocol_qualifiers from init_reswords.
8660 * objc/objc-act.c (remember_protocol_qualifiers,
8661 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
8662 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
8664 (save_and_forget_protocol_qualifiers): New function.
8665 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
8667 2001-03-01 Diego Novillo <dnovillo@redhat.com>
8669 * c-semantics.c (prune_unused_decls): Return error_mark_node
8670 instead of (tree) 1 to stop traversing the tree chain.
8672 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8674 Fix a problem introduced by Kenner's Feb 18 change.
8675 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
8676 flag_cse_skip_blocks only temporarily, not for ever.
8678 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
8680 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
8681 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
8683 * pa.c (emit_move_sequence): Verify operand0 is a hard register
8684 before determining its register class.
8686 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8688 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
8689 from reg 4 if current_function_calls_setjmp.
8690 (gen_nop_type): New function.
8691 (ia64_emit_nops): New function.
8692 (ia64_reorg): Call it.
8693 (ia64_sched_reorder): Move code that rotates bundles up a bit.
8695 * reload1.c (eliminate_regs_in_insn): Restrict the special case
8696 code not to try to optimize adds with anything but a REG destination.
8698 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
8699 (INSN_PRIORITY_KNOWN): New accessor macro.
8700 * haifa-sched.c (priority): Use it instead of testing priority against
8703 2001-02-28 DJ Delorie <dj@redhat.com>
8705 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
8706 since that doesn't work the way gcc wants on a generic m68k.
8708 2001-02-28 Richard Henderson <rth@redhat.com>
8710 * caller-save.c (save_call_clobbered_regs): Fix typo in
8711 comparison last change.
8713 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
8715 * i386.c (pentium4_cost): New.
8716 (m_PENT4): New macro.
8717 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
8718 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
8719 x86_integer_DFmode_moves, x86_partial_reg_dependency,
8720 x86_memory_mismatch_stall): Add Pentium4
8721 (x86_use_q_reg, x86_use_any_reg): Kill.
8722 (override_options): Add pentium4.
8723 (incdec_operand): Return 0 for pentium4.
8724 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
8725 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
8726 (TARGET_PENTIUM4): Define.
8727 (enum processor_type): Add PROCESSOR_PENTIUM4.
8728 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
8729 * i386.md (attribute "cpu"): Add pentium4.
8730 * invoke.texi (march): Add pentium4.
8732 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
8734 * i386.md (sse_mov?fcc*): New patterns and splitters.
8735 * i386.c (ix86_expand_movcc): Work post-reload; recognize
8736 the SSE based conditional moves.
8738 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
8740 * i386.md (attribute mode): Add "TI".
8741 (movsf_1): Add pxor support; remove constant propagation splitter.
8742 (movdf_integer): Likewise.
8743 (movdf_nointeger): Likewise.
8744 (movxf constant prop splitter): Handle all modes; update for SSE.
8745 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
8746 * i386.c (standard_80387_constant_p): Rewrite.
8747 (standard_sse_constant_p): New.
8748 * i386-protos.h (standard_sse_constant_p): New.
8750 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
8752 * i386.md (sse_setccsf, sse_setccdf): New.
8753 (sse_cmp* patterns): Use '%D' instead of outputtting condition
8755 * i386.c (sse_comparison_operator): Accept the supported unordered
8756 comparses; be ready for fast_math.
8757 (print_operand): Support 'D'.
8759 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
8761 * jump.c (reversed_comparison_code): Kill.
8763 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
8765 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
8768 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
8770 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
8771 add missing '%' in constraints.
8773 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
8775 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
8776 for HOST_BITS_PER_WIDE_INT == 32 too.
8778 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
8780 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
8782 (insert_save, insert_restore): New parameter save_mode.
8783 (init_caller_save): Update initialization of reg_save_code
8784 and reg_restore_code.
8785 (save_call_clobbered_regs): Compute save_modes and update calls to
8786 reg_save_code and reg_restore_code.
8787 (insert_restore): Unsignetize numbers; use save_modes to choose mode
8788 of spill; update use of reg_restore_code.
8789 (insert_save): Likewise.
8790 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8791 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8792 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
8794 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8796 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
8797 noce_try_store_flag_inc, noce_try_store_flag_mask,
8798 noce_try_cmove_arith):
8799 Use reversed_comparison_code instead of reverse_comparison and
8800 can_reverse_comparison_p.
8802 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
8804 * jump.c (reversed_comparison_code_parts): Allow reversal of
8805 unordered compares in -ffast-math mode; reverse ordered compares
8806 for FP even w/o -ffast-math.
8808 2001-02-27 Richard Henderson <rth@redhat.com>
8810 * print-rtl.c (print_rtx) [i]: Don't print field five on
8811 NOTEs other than NOTE_INSN_DELETED_LABEL.
8813 2001-02-27 Zack Weinberg <zackw@stanford.edu>
8815 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
8816 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
8818 2001-02-27 Diego Novillo <dnovillo@redhat.com>
8820 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
8821 even if walk_subtrees is 0.
8822 * c-semantics.c (prune_unused_decls): Return a non-null value to
8823 stop traversing the tree chain.
8825 2001-02-27 DJ Delorie <dj@redhat.com>
8827 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
8828 register, *then* define it as the new CFA.
8830 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
8832 * pa.c (override_options): Promote -fpic to -fPIC.
8833 (legitimize_pic_address): Simplify due to removal of
8834 small PIC as a code generation option.
8835 (secondary_reload_class): Similarly.
8836 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
8837 (PRINT_OPERAND_ADDRESS): Similarly.
8838 * pa.md (various patterns): Similarly.
8839 (small pic lo_sum pattern): Remove.
8841 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
8844 * md.texi (min, max): Document
8846 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
8848 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
8849 TARGET_PARTIAL_REG_DEPENDENCY.
8850 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
8852 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
8854 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
8856 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
8858 * mips.c (mips_make_temp_file): Fix thinko in last change.
8860 2001-02-26 Jason Eckhardt <jle@redhat.com>
8862 * combine.c (known_cond): Do not reverse the condition when
8863 SMAX/UMAX is being considered and the condition is for equality
8866 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
8868 2001-02-26 Philip Blundell <philb@gnu.org>
8870 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
8872 * config/arm/linux-elf.h: Remove historical relics related to
8873 above configurations.
8874 * config/arm/linux-oldld.h: Delete.
8875 * config/arm/linux-elf26.h: Delete.
8877 2001-02-26 Jason Merrill <jason@redhat.com>
8879 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
8881 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
8882 recognize a tentative definition. Lose obsolete code.
8884 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
8885 variables unless necessary, either.
8887 2001-02-25 Richard Henderson <rth@redhat.com>
8889 * ifcvt.c (struct noce_if_info): Add test_bb.
8890 (noce_get_alt_condition): New.
8891 (noce_try_minmax, noce_try_abs): New.
8892 (noce_operand_ok): New.
8893 (noce_process_if_block): Use them.
8894 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
8896 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
8898 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
8901 2001-02-25 Zack Weinberg <zackw@stanford.edu>
8903 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
8904 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
8906 (mips_asm_file_end): Free temp_filename here.
8908 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8910 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
8911 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
8913 * config/i386/i386.md (movstrsi): Handle FAIL case.
8915 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
8917 * cppinit.c (builtin_array): Update.
8918 (init_builtins): Flag builtins to warn if redefined or
8919 undefined. Define __GXX_WEAK as a normal macro.
8920 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
8921 * cpplib.h (NODE_WARN): New flag.
8922 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
8923 Handle __STDC__ as a builtin only on Solaris.
8924 (warn_of_redefinition): Renamed from check_macro_definition.
8925 Reverse sense of test. Always warn if NODE_WARN.
8926 (_cpp_create_definition): Use warn_of_redefinition. Flag
8927 any macro beginning with "__STDC_" to require a mandatory
8928 warning if redefined or undefined.
8930 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8932 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
8933 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
8934 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
8935 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
8936 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
8937 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
8938 Don't define any of:
8939 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
8940 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
8941 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
8942 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
8943 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
8945 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
8946 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
8949 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
8950 Delete now-empty file.
8952 * alpha/vms.h: Define NEED_ATEXIT here...
8953 * alpha/xm-vms.h: ...not here.
8955 * i386/cygwin.h: Don't define PARAMS.
8956 * mips/mips.c: Don't prototype mktemp. Don't define
8957 P_tmpdir. Use make_temp_file to create temporary files.
8958 Don't be clever and delete temporary files early.
8959 * config.gcc: Drop references to deleted files. Don't define
8961 * gcc.texi: Don't mention USE_PROTOTYPES.
8963 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8965 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
8966 (ix86_set_move_mem_attrs_1): Likewise.
8967 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
8968 * config/i386/i386.md (movstrsi): Call it.
8970 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8972 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
8973 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
8974 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
8975 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
8977 (i750a-*-*): Error here if hosting on i750a.
8978 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
8980 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
8981 Remove (empty modulo comments).
8983 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
8984 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
8985 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
8986 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
8987 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
8988 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
8990 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
8991 Remove reference to winnt.h in comment.
8992 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
8994 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8996 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
8997 used to set another biv.
8999 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9001 * tree.h (BLOCK_DEAD): New macro.
9002 (struct tree_block): New flag, dead_flag.
9003 * print-tree.c (print_node, case 'b'): Print missing fields.
9004 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
9005 * function.c (identify_blocks): Enable test for misplaced notes.
9006 (all_blocks): Skip BLOCK_DEAD blocks.
9007 * integrate.c (integrate_decl_tree): Likewise.
9009 * errors.c (internal_error, trim_filename): New functions.
9010 (fancy_abort): Call internal_error.
9011 * errors.h (internal_error, trim_filename): New declarations.
9013 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
9015 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
9017 (EXTRA_CONSTRAINT): Formatting changes.
9019 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9021 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
9023 2001-02-23 Per Bothner <per@bothner.com>
9025 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
9026 so they can be called from java/jvspec.c.
9027 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
9029 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
9031 * i386.c (ix86_frame): New structure.
9032 (ix86_compute_frame_size): Kill.
9033 (ix86_compute_frame_layout): New.
9034 (ix86_save_reg): New.
9035 (ix86_can_use_return_insn_p): Use frame layout stuff.
9036 (ix86_expand_prologue): Likewise.
9037 (ix86_expand_epilogue): Likewise.
9038 (ix86_initial_elimination_offset): Likewise.
9039 (ix86_nsaved_regs): Use ix86_save_reg.
9040 (ix86_emit_save_regs): Likewise.
9042 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
9044 * flow.c (find_sub_basic_blocks): New function.
9045 (split_block): Be ready for basic block introduced by CODE_LABEL.
9046 (commit_one_edge_insertion): Call find_sub_basic_block.
9048 * flow.c (make_edges): Add edge from entry for blocks starting with
9049 label having ALTERNATE_NAME
9051 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
9053 * function.c (epilogue_done): Be ready for first basic block not
9054 containing PROLOGUE_END note.
9055 (reposition_prologue_and_epilogue_notes): Avoid placing
9056 PROLOGUE_END note between BASIC_BLOCK.
9058 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
9060 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
9062 2001-02-21 DJ Delorie <dj@redhat.com>
9064 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
9065 check for current_function_has_nonlocal_goto from 1999-11-12.
9067 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9069 * diagnostic.c (trim_filename): No longer static.
9070 * toplev.h (trim_filename): Declare.
9071 * rtl.c (rtl_check_failed_bounds): Call internal_error.
9072 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
9073 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
9074 (rtvec_check_failed_bounds): Likewise.
9075 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
9077 * convert.c (convert_to_integer): Don't do unsigned unless result or
9078 both inputs are unsigned.
9080 * fold-const.c (fold_convert): Don't call size_int_type_wide if
9083 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
9085 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
9087 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
9089 * Makefile.in (resource.o): Add params.h dependence.
9090 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
9091 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
9092 * resource.c: Add dependence on params.h.
9093 (current_live_regs): Fix explanatory comment.
9094 (find_basic_block): Add new parameter to permit limiting search
9096 (mark_target_live_regs): Add new argument to find_basic_block call.
9097 (incr_ticks_for_insn): Likewise.
9099 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9101 * diagnostic.c (output_to_stream): Rename to
9102 output_buffer_to_stream. Loses the stream parameter.
9103 (init_output_buffer): Set diagnosic_buffer's stream.
9104 (flush_diagnostic_buffer): Adjust.
9105 (default_print_error_function): Likewise.
9106 (finish_diagnostic): Likewise.
9107 (verbatim): Likewise.
9109 * diagnostic.h (struct output_buffer): Add `stream' field.
9110 (output_buffer_attached_stream): New macro.
9112 2001-02-23 Jakub Jelinek <jakub@redhat.com>
9114 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
9115 check if either operand is divisible by C.
9116 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
9117 If type is signed, consider negative numbers as well.
9119 2001-02-22 Richard Henderson <rth@redhat.com>
9121 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
9122 reach .text instead of gp-relative relocs.
9123 * config/ia64/crtend.asm (.init): Likewise.
9125 2001-02-22 Andreas Jaeger <aj@suse.de>
9127 * extend.texi (C++ Attributes): Fix typo.
9129 2001-02-21 David Mosberger <davidm@hpl.hp.com>
9131 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
9132 functions, drop current_function_args_info.words test.
9133 (ia64_compute_frame_size): Mark syscall_linkage functions as
9134 using eight input registers.
9136 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
9137 Bruce Korb <bkorb@gnu.org>
9139 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
9140 * fixinc/README: Document how to convert sed substitutions
9141 to format style c_fix-es.
9142 * fixinc/fixincl.x: regen
9144 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
9146 * gcc.c: Add comment explaining how to add a command-line option.
9147 Add title to specs language comment.
9149 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9151 * gcc.c (cc1_options): Add "-param".
9152 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
9153 (option_map): Likewise.
9154 * toplev.c (display_help): Add entry for "--param".
9155 (independent_decode_option): Fix typographical error.
9157 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
9158 Bernd Schmidt <bernds@redhat.com>
9159 Jan Hubicka <jh@suse.cz>
9161 * i386.c (function_arg_advance): Pass SSE arguments in registers.
9162 (function_arg): Likewise.
9164 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
9166 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
9168 2001-02-21 Kazu Hirata <kazu@hxi.com>
9170 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
9174 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
9176 * flow.c (init_propagate_block_info): Canon address and use single_set
9177 for killing dead memory stores.
9179 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9181 * Makefile.in (reorg.o): Add params.h dependence.
9182 * params.def: Fix typographical error in comment.
9183 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9184 * params.h: Modify introductory comment.
9185 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9186 * reorg.c: Add dependence on params.h.
9187 (redundant_insn): Add parameterized throttle for search.
9188 (fill_simple_delay_slots): Add a comment explaining a variable.
9189 Move conditional out of loop, simplifying code.
9190 (fill_eager_delay_slots): Fix typographical error in comment.
9192 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
9194 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
9196 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
9197 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
9199 2001-02-21 Jason Merrill <jason@redhat.com>
9201 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
9202 (struct tree_decl): Add uninlinable bitfield.
9203 * c-decl.c (duplicate_decls): Set it.
9204 * integrate.c (function_cannot_inline_p): Check it.
9206 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
9207 DW_AT_MIPS_linkage_name to abstract methods.
9208 (dwarf2out_abstract_function): Emit class context before calling
9209 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
9210 (gen_subprogram_die): Remove obsolete code.
9211 (gen_member_die): Don't include clones in the member list.
9212 (gen_decl_die): Emit abstract info for clone origin.
9213 * dwarfout.c (output_type): Don't include clones in the member list.
9214 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
9215 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
9216 DECL_ABSTRACT on a function that already has it set.
9218 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
9219 (get_subprogram_die): Pass it in.
9221 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
9223 * flow.c (mark_set_1): Make not_dead unsigned long. For
9224 non-pseudos, use it as a bitmask of the hard regs that
9227 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
9229 * cppfiles.c: Update comments.
9230 (_cpp_read_file): Don't check for NULL filenames any more.
9231 * cppinit.c (cpp_start_read): Don't do canonicalization of
9232 in_fname and out_fname. Use the passed file name exclusively.
9233 (_cpp_handle_options): Don't treat "-" as a command line option,
9234 but as a normal filename.
9235 (_cpp_post_options): Canonicalize in_fname and out_fname.
9236 * cppmain.c (printer_init): Don't check out_fname for NULL.
9237 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
9238 (init_c_lex): Update, and use "" to represent stdin to CPP.
9241 2001-02-20 Will Cohen <wcohen@redhat.com>
9243 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
9244 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
9245 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
9248 2001-02-20 Stan Shebs <shebs@apple.com>
9250 * config/rs6000/rs6000.c (output_cbranch): Output branches
9251 on separate lines instead of using ';' to separate.
9253 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9255 * cppinit.c (set_lang): Move builtin handling to...
9256 (init_builtins): ...here.
9257 (_cpp_create_reader): Move call to set_lang.
9259 2001-02-20 Mark Mitchell <mark@codesourcery.com>
9261 * stmt.c (expand_return): If an attempt is made to return the
9262 error_mar_node, treat the return like a return without a value.
9264 2001-02-19 Zack Weinberg <zackw@stanford.edu>
9266 * sibcall.c (skip_copy_to_return_value): Call
9267 identify_call_return_value here, and return orig_insn if it
9268 returns zero. Hardret and softret arguments now unnecessary.
9269 (call_ends_block_p): Don't call identify_call_return_value here.
9271 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
9273 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
9274 * ggc.h (ggc_mark_if_gcable): Delete prototype.
9276 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
9278 * pa.c (move_operand): Accept code to load the address of a
9279 symbol out of the DLT as a valid move operand.
9280 (print_operand, case 'A'): New to handle generating a DLT
9281 reference for a LO_SUM expression.
9282 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
9283 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
9285 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
9287 * README, cpp.texi, gcc.texi, version.c: Update version number to
9289 * cpp.1, gcov.1, gcc.1: Regenerate.
9291 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9293 * cppfiles.c (stack_include_file): Generate dependencies
9294 here, and manage include_count here too.
9295 (PRINT_THIS_DEP): Delete.
9296 (_cpp_execute_include): Do not generate dependencies here,
9297 apart from the case of a missing header. Do not manage
9299 (_cpp_read_file): Leave dependency generation to
9302 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
9304 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
9305 target_cpu_default. Remove dead assignment to
9308 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
9310 * regclass.c (contains_reg_of_mode): Make global.
9311 (init_reg_sets): Remove contains_reg_of_mode; take into account
9312 CLASS_MAX_NREGS when looking for the proper mode.
9313 (dump_regclass): Dump only classes considered for the pseudo.
9314 (regclass): Use contains_reg_of_mode.
9316 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
9318 * gcc.c (do_spec_1): 'n' for printing notices.
9319 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
9321 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
9323 * reg-stack.c (next_flags_user): Use current_block->end
9324 (swap_rtx_condition): Look for next user if flags don't die;
9325 give up on CALL_INSNs; use current_block->end.
9327 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9329 * sibcall.c (call_ends_block_p): New function.
9330 (optimize_sibling_and_tail_recursive_call): Use it.
9332 2001-02-18 Kazu Hirata <kazu@hxi.com>
9334 * config/h8300/h8300.md: Update copyright.
9335 (andsi3): Do not output an extra newline character.
9337 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9339 * toplev.c (note_deferral_of_defined_inlined_function): Argument
9340 FNDECL may be unused.
9342 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
9343 follow jumps after first run.
9344 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
9345 it doesn't change any jumps.
9347 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
9349 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
9350 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
9351 (mostlyclean): Corresponding changes.
9352 * rtlanal.c (hard-reg-set.h): Include.
9353 (rtx_unstable_p): Do not treat the argument pointer specially
9354 if it is not a fixed register.
9355 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
9357 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9359 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
9360 against last real insn in basic block.
9361 Rework to avoid gotos.
9363 * Makefile.in (gcse.o): Now includes ggc.h.
9364 * gcse.c: Include ggc.h.
9365 (want_to_gcse_p): Verify expression can be in SET as valid insn.
9366 (try_replace_reg): Remove warning of uninitialize variable.
9367 (process_insert_insn): Call invalid_insn_p to validate insn.
9368 * recog.c (insn_invalid_p): Now global.
9369 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
9370 * recog.h (insn_invalid_p): New declaration.
9372 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
9374 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
9375 assignments from FP constants since 'Y' output code can't handle it.
9376 (eligible_for_sibcall_delay): Likewise.
9378 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
9379 Call fancy_abort directly, passing args.
9380 (print_rtl_and_abort): Now a macro, like fancy_abort.
9382 * final.c (output_operand_lossage): Use internal_error, not error.
9384 2001-02-18 Shane Nay <shane@agendacomputing.com>
9386 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
9387 structure shift insns.
9389 2001-02-18 Mark Mitchell <mark@codesourcery.com>
9391 * invoke.texi (-fsquangle): Remove documentation.
9392 (-fname-mangling-version): Likewise.
9394 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
9396 * optabs.c (expand_abs): Remove reference to
9397 HAVE_contitional_arithmetic.
9398 * combine.c (simplify_set): Likewise.
9400 2001-02-18 Richard Henderson <rth@redhat.com>
9402 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
9405 2001-02-18 Richard Henderson <rth@redhat.com>
9407 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
9409 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
9411 * reload1.c (reload_cse_simplify_set): Fix typo.
9413 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9415 * diagnostic.c (_fatal_insn): Decrement errorcount.
9417 * invoke.texi (-I): Add note avoiding use for system header files.
9419 * rtl.h (add_clobbers): Remove duplicate declaration.
9420 * recog.h (added_clobbers_hard_reg_p): New declaration.
9421 * genemit.c (struct clobber_pat): New field has_hard_reg.
9422 (gen_insn): Record if added clobbers clobber hard reg.
9423 (gen_split): Avoid unused warning if number of operands is 0.
9424 (output_added_clobbers_hard_reg_p): New function.
9427 2001-02-18 Alan Modra <alan@linuxcare.com.au>
9429 * pa.c (hppa_expand_prologue): Simplify code storing return
9430 pointer. For large (>=8k) frames with a post_store, adjust stack
9431 pointer by 8k-64 first rather than by 64. When testing with
9432 VAL_14_BITS_P, always use the actual value rather than the value
9433 negated. Add blockage to prevent scheduling of spills before
9434 stack frame has been created.
9435 (hppa_expand_epilogue): Simplify code loading return pointer.
9436 Allow a slightly larger range for merge_sp_adjust_with_load case.
9437 When testing with VAL_14_BITS_P, always use the actual value.
9439 * pa.c (pa_adjust_insn_length): Check that block move
9440 pattern is a set before looking at operands.
9442 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9444 * fold-const.c (fold_binary_op_with_conditional_arg): New
9445 function, split out from ...
9447 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
9448 conditional arms that throw exceptions.
9450 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
9453 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9455 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
9456 define HAVE_DECL_* to 1 to mask potential backup declarations.
9457 * configure: Regenerated.
9459 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9461 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
9463 2001-02-17 Richard Henderson <rth@redhat.com>
9465 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
9466 when replacing a memory load with a register.
9468 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9469 Jan Hubicka <jh@suse.cz>
9471 * recog.c (validate_replace_src_1): New.
9472 (validate_replace_src_data): Likewise.
9473 (validate_replace_src): Use note_uses.
9474 * rtl.h (note_uses): Declare.
9475 * rtlanal.c (note_uses): New.
9477 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
9479 * reg-stack.c (stack_def): Make field reg unsigned.
9480 (remove_regno_note): Unsignetize parameter.
9482 2001-02-16 Jes Sorensen <jes@linuxcare.com>
9484 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
9485 shladd_operand() call.
9487 2001-02-16 Bruce Korb <bkorb@gnu.org>
9488 Rodney Brown <RodneyBrown@mynd.com>
9490 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
9491 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
9492 machine restrictions
9493 * fixinc/fixincl.x: regen
9495 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9497 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
9499 (hash_scan_insn): Clean up calls to hash_scan_set.
9500 (compute_kill_rd): REGNO now unsigned.
9501 (try_replace_reg): Rework to use simplify_replace_rtx.
9502 (cprop_jump, cprop_cc0_jump): Likewise.
9503 (cprop_insn): Call find_reg_equal_equiv_note.
9504 Reflect changes to cprop_jump and cprop_cc0_jump.
9506 * recog.c (validate_replace_src): Replace in operands of
9507 ZERO_EXTRACT in SET_DEST.
9509 * cse.c (new_label_ref): New variable.
9510 (insert): Set it instead of recorded_label_ref.
9511 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
9512 CODE_LABEL for this function, and not already in REG_LABEL note.
9514 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
9516 * resource.c (mark_referenced_resources): Fix typo in introductory
9518 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
9521 2001-02-16 Jason Merrill <jason@redhat.com>
9523 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
9525 (gen_subprogram_die): Don't abort on seeing a second definition if
9526 the previous one was abstract. Don't replace an abstract instance
9527 in the lookup table.
9529 * dwarf2out.c (dwarf2out_abstract_function): Rename from
9530 gen_abstract_function.
9531 * dwarf2out.h: Declare it.
9532 * toplev.c (note_outlining_of_inline_function): New fn.
9533 * toplev.h: Declare it.
9534 * integrate.c (output_inline_function): Call it.
9535 * c-decl.c (duplicate_decls): Call it when redefining an extern
9536 inline. Don't inline the new defn.
9538 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
9540 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9542 * .gdbinit: Rename to gdbinit.in.
9543 * gdbinit.in: New file,
9544 * configure.in: Generate .gdbinit from gdbinit.in.
9545 * configure: Regenerated.
9546 * Makefile.in (distclean): Always remove .gdbinit.
9548 2001-02-16 Jakub Jelinek <jakub@redhat.com>
9550 * objc/objc-act.c (start_class): Register implemented_classes with
9553 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
9555 * cppfiles.c (_cpp_make_system_header): Generate a file
9558 2001-02-15 Jim Meyering <meyering@lucent.com>
9560 * Makefile.in (install-common): Don't depend on installdirs here.
9561 Instead, make each of the lang.install-common targets (e.g.,
9562 c++.install-common in cp/Make-lang.in) depend on it.
9563 (install-driver): Depend on installdirs.
9565 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9567 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
9569 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
9572 2001-02-15 Mark Mitchell <mark@codesourcery.com>
9574 * invoke.texi (--param): Document.
9576 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
9578 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
9580 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
9582 * i386.md (extendsfdf2_2): Fix constraints.
9584 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
9586 * i386.md (fop_df_3 splitter): Fix operand number.
9588 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
9590 * invoke.texi (-mreg-alloc): Nuke.
9591 * i386.c (ix86_reg_alloc_order, regs_allocated,
9592 order_regs_for_local_alloc): Nuke.
9593 (override_options): Kill reg_alloc code.
9594 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
9595 (REG_ALLOC_ORDER): SSE goes before I387.
9596 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
9597 (ix86_reg_alloc_order): Likewise.
9598 * i386-protos.h (ix86_reg_alloc_order): Kill.
9600 2001-02-14 Richard Henderson <rth@redhat.com>
9602 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
9604 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
9606 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
9608 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
9610 * i386-protos.h (ix86_memory_move_cost): Move offline.
9611 * i386.c (ix86_register_move_cost): Compute properly cost of
9612 SSE, MMX and i387 instructions.
9613 (*_cost): Add costs of SSE/MMX moves.
9614 (ix86_memory_move_cost): Move offline from ....; Likewise.
9615 * i386.h (MEMORY_MOVE_COST): .... here;
9616 (struct processor costs): Add new fields to represent costs
9619 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
9621 * regclass.c (init_reg_sets_1): Reinstall the optimization of
9622 move_cost together with Matt Kraai's fix.
9624 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9626 * Makefile.in (OBJS): Add params.o.
9628 2001-02-14 Richard Henderson <rth@redhat.com>
9629 DJ Delorie <dj@redhat.com>
9631 * jump.c (jump_optimize_1): When we delete a conditional jump
9632 preceeding a non-conditional jump to effectively the same place,
9633 make sure that the combined jump skips any clobber insns between
9636 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9638 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
9640 2001-02-14 Mark Mitchell <mark@codesourcery.com>
9642 * Makefile.in (toplev.o): Depend on params.h.
9643 (intergate.o): Likewise.
9644 (params.o): New target.
9645 * flags.h (inline_max_insns): Remove.
9646 * integrate.c: Include params.h.
9647 Use MAX_INLINE_INSNS instead of inline_max_insns.
9648 * params.c: New file.
9649 * params.h: Likewise.
9650 * params.def: Likewise.
9651 * toplev.c: Include params.h.
9652 (lang_independent_params): New variable.
9653 (decode_f_option): Use the param machinery instead of setting
9655 (independent_decode_option): Handle "--param name=value".
9656 (main): Register language-independent parameters.
9658 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
9660 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
9662 2001-02-14 Richard Henderson <rth@redhat.com>
9664 * regclass.c (init_reg_sets_1): Revert last two changes.
9666 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9668 * stor-layout.c (is_pending_size, put_pending_size): New functions.
9669 (variable_size): Call put_pending_size.
9670 * tree.h (is_pending_size, put_pending_size): Add prototypes.
9671 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
9672 sizes list, put newly created SAVE_EXPR there as well.
9674 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9676 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
9677 (errata_find_address_regs): load_group has only 2 entries.
9678 (errata_emit_nops): Likewise. shladd is not problematic.
9679 Clear last_group if nop was emitted.
9680 (fixup_errata): load_group has only 2 entries.
9683 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
9685 * c-lex.c (lex_number): Only warn traditionally for U suffix
9686 outside system macros.
9687 * cppexp.c (parse_number): Similarly.
9688 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
9689 * cppmacro.c (struct cpp_macro): New member node.
9690 (parse_args): Only warn about missing rest args if not
9692 (funlike_invocation_p): Similarly for uninvoked funlike macros.
9693 (cpp_sys_objmacro_p): New.
9694 (_cpp_create_definition): Store the node with the macro defn.
9695 Remember if the macro is defined in a system header.
9697 2001-02-13 DJ Delorie <dj@redhat.com>
9699 * configure.in (check_languages): determine languages to check
9700 * Makefile.in (check-c++): alias for check-g++
9701 (check-f77): alias for check-g77
9702 (CHECK_TARGETS): depend on configured languages
9704 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
9706 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9707 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9708 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9709 (sqrtextendsfdf2): Disable for SSE2.
9711 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9713 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9714 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9715 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9716 (sqrtextendsfdf2): Disable for SSE2.
9718 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
9720 * i386.md (movsfcc_1): Support integer cmove instruction.
9721 (movdfcc_1): Likewise; new splitter.
9723 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
9725 * i386.c (output_fp_compare): Support SSE.
9726 (prepare_fp_compare_args): SSE comparisons always support memory.
9727 * i386.h (TARGET_CMOVE): SSE imply cmove.
9728 * i386.md (cmp?f2): Enable for SSE too.
9729 (cmpfp_i*): Support SSE.
9731 (cmpfp_i_sse_only): New.
9732 (s*, b* fp expanters): Enable for SSE too.
9733 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
9736 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
9738 * regclass.c (init_reg_sets_1): Silence warning.
9740 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
9742 * i386.md (sqrt?f2): Change to expander.
9743 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
9745 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9747 * rtlanal.c (find_reg_equal_equiv_note): New function.
9748 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
9749 (simplify_gen_relational, simplify_replace_rtx): Likewise.
9750 * rtl.h: Add declarations for above functions.
9752 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
9754 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
9756 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
9757 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
9758 * flow.c (mark_regs_live_at_end): Likewise.
9759 (calculate_global_regs_live): Likewise.
9760 * gcse.c (compute_hash_table): Likewise.
9761 (compute_kill_rd): Likewise.
9762 * resource.c (mark_target_live_regs): Likewise.
9763 * rtl.h (INVALID_REGNUM): New macro.
9765 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
9767 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
9769 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
9771 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
9774 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
9776 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
9778 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
9779 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
9780 (fop_sf_1_sse, fop_df_1_sse): New patterns
9781 (fop_*): Disable float_extend and float patterns for SSE compilation.
9782 * i386.c (output_387_binary_op): Support SSE.
9784 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
9786 * i386.md (dummy_extendsfdf2): Support SSE2
9787 (extendsfdf2): Enable if 80387 or SSE2.
9788 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
9789 and no MIX_I387_SSE2
9790 (extendsfdf2_1_sse_only): New pattern.
9791 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
9793 (truncdfsf2_1): Support SSE.
9794 (truncdfsf2_2): Support SSE.
9795 (truncdfsf2_2_1_sse): New pattern.
9796 (fixtruncsfsi2): Always use SSE if available.
9797 (fix_truncsfsi_sse): New pattern.
9798 (fix_truncdfsi_sse): New pattern.
9799 (floatsis?f2): Support SSE.
9800 (floatsidf2_i387): New pattern.
9801 (floatsidf2_sse): Likewise.
9803 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9805 * configure.in: Use "have_gnat" variable, not "gnat".
9806 * configure: Regenerated.
9808 * config/sparc/sparc.c (function_value): Treat all non-record
9809 aggregate types like used to treat UNION_TYPE.
9811 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
9813 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
9814 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
9816 (MASK_MIX_SSE_I387): New.
9817 (TARGET_SSE): SSE2 imply SSE.
9818 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
9819 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
9820 (enum reg_class): Add new classes.
9821 (REG_CLASS_NAMES): Likewise.
9822 (REG_CLASS_CONTENTS): Likewise.
9823 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
9824 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
9825 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
9826 (CLASS_MAX_NREGS): Use new macros.
9827 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
9828 * i386.md (pushsf, movsf): Support SSE.
9829 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
9830 splitters to use ANY_FP_REGNO_P.
9831 (movdf_nointeger, movdf_integer): Likewise.
9833 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9835 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
9836 (try_combine): Use it.
9838 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
9840 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
9841 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
9842 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
9843 (REGISTER_MOVE_COST): Likewise.
9844 * i386-protos.h (ix86_secondary_memory_needed,
9845 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
9846 * i386.c (ix86_secondary_memory_needed,
9847 ix86_preferred_reload_class, ix86_register_move_cost): New function.
9849 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
9851 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
9852 (HARD_REGNO_MODE_OK): Move offline to ....
9853 * i386.c (ix86_hard_regno_mode_ok) ... here;
9854 refuse all incorrect modes.
9855 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
9857 2001-02-13 Richard Henderson <rth@redhat.com>
9859 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
9860 entire operator; replicate that and match_dup the operands.
9861 (cmp_ccx_arith_op_set): Likewise.
9862 (cmp_cc_arith_op_not_set): Likewise.
9863 (cmp_ccx_arith_op_not_set): Likewise.
9865 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9867 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
9869 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9871 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
9872 (TARGET_NO_BITFIELD_WORD): New macro.
9873 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
9874 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
9876 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9878 * cselib.c: New file, from simplify-rtx.c.
9879 * simplify-rtx.c: Remove cselib parts.
9880 * Makefile.in: Add cselib.o.
9882 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9884 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
9885 (setup_incoming_varargs): Remove warning.
9887 * config/rs6000/rs6000.c (validate_condition_mode): When
9888 flag_fast_math, allow floating-point conditionals to be reversed.
9889 (rs6000_generate_compare): When flag_fast_math, don't generate
9890 cror operations for FP conditionals.
9892 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
9894 (ASM_SPEC): Likewise.
9895 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
9896 (CC1_SPEC): Likewise.
9897 (LINK_TARGET_SPEC): Likewise.
9898 (CPP_ENDIAN_SPEC): Likewise.
9899 * Makefile.in (check-consistency): New target.
9901 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
9903 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
9904 "return type defaults" warning for functions with return type
9906 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
9907 function declarations by default rather than only when pedantic.
9909 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
9911 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
9914 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9916 * extend.texi (Deprecated): Deprecate new initializer lists.
9918 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9920 * mkdeps.c (deps_add_default_target): Robustify. Add
9921 basename component only.
9922 * cpp.texi (-M): Describe how default target is generated.
9923 * invoke.texi (-M): Likewise.
9925 2001-02-12 Kazu Hirata <kazu@hxi.com>
9927 * toplev.c (push_float_handler): Remove.
9928 (pop_float_handler): Remove.
9929 * toplev.h: Remove prototypes for the above functions.
9931 2001-02-12 Jakub Jelinek <jakub@redhat.com>
9933 * c-common.c (constant_fits_type_p): New function.
9934 (convert_and_check): Use it.
9936 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9938 * Makefile.in (GXX_ABI_FLAG): Don't define.
9939 * configure.in (--enable-new-gxx-abi): Remove option.
9940 * config.in: Regenerated.
9941 * configure: Likewise.
9943 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
9945 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
9947 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
9948 regular basic block, and arrange for all edges into it to switch
9951 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9953 * Makefile.in (distclean): Do not remove .gdbinit.
9955 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9957 * Makefile.in (gcc.o): Fix typos.
9958 (protize.o): Likewise.
9959 (unprotoize.o): Likewise.
9961 2001-02-11 Richard Henderson <rth@redhat.com>
9963 * tree.c (build1): Check for null operand in last change.
9965 2001-02-11 Richard Henderson <rth@redhat.com>
9967 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
9968 (fold): Don't assume a constant isn't foldable.
9969 * tree.c (build): Set TREE_CONSTANT for an expression with no
9970 side-effects and constant operands.
9973 2001-02-10 Richard Henderson <rth@redhat.com>
9975 * jump.c (squeeze_notes): Revert 2000-05-12 change.
9977 2001-02-10 Anthony Green <green@redhat.com>
9979 * cpp.texi (Standard Predefined): Add documentation for
9982 * c-common.c (combine_strings): Improve warning message.
9984 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
9986 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
9988 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
9990 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
9992 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
9995 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
9997 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
10000 2001-02-09 Nick Clifton <nickc@redhat.com>
10002 * config/arm/arm.md: Change output contraint on post inc
10003 load/store multiple patterns to be a read/write contraint.
10005 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
10007 * gcc.c (cpp_options): Delete .d files on error. Don't delete
10008 .o files when using the -M options.
10010 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10011 David Edelsohn <edelsohn@gnu.org>
10013 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
10014 handle DImode constants. Use one TOC entry for SImode and smaller
10015 constants, aligned properly.
10017 2001-02-08 Jason Merrill <jason@redhat.com>
10019 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
10020 about the SP adjustment for saving the static chain pointer.
10021 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
10022 offset when setting a temporary CFA register.
10024 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
10026 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
10027 powerpc-*-chorusos* .
10028 * config/rs6000/chorus.h : New file.
10029 * config/i386/chorus.h : New file.
10030 * config/sparc/chorus.h : New file.
10031 * config/sparc/t-chorus-elf : New file.
10033 2001-02-08 David Edelsohn <edelsohn@gnu.org>
10035 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
10036 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
10037 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
10038 (__WCHAR_TYPE__): Correct macro name.
10040 2001-02-08 Richard Henderson <rth@redhat.com>
10042 * config/i386/i386.c (ix86_frame_pointer_required): New.
10043 (ix86_setup_frame_addresses): New.
10044 (struct machine_funciton): Add accesses_prev_frame.
10045 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
10046 ix86_frame_pointer_required.
10047 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
10048 (SETUP_FRAME_ADDRESSES): New.
10049 * config/i386/i386-protos.h: Update.
10050 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
10051 from FRAME_POINTER_REQUIRED.
10052 * config/i386/svr3gas.h: Likewise.
10053 * config/i386/sysv3.h: Likewise.
10054 * config/i386/v3gas.h: Likewise.
10056 2001-02-08 Richard Henderson <rth@redhat.com>
10058 * config/sparc/sparc.c (function_arg_record_value_3): Fix
10059 calculation of the number of integer registers required.
10060 (function_arg_record_value): Likewise.
10062 2001-02-08 Jason Merrill <jason@redhat.com>
10064 * diagnostic.c (internal_error): Say "confused" after 1 error, not
10065 two. Print file and line with "confused" message.
10067 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
10069 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10071 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
10073 2001-02-08 Bernd Schmidt <bernds@redhat.com>
10075 * final.c (cleanup_subreg_operands): The address of a MEM can
10078 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
10081 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
10083 * gcc.texi (Incompatibilities): Update documentation of
10084 preprocessing numbers.
10086 2001-02-07 Jakub Jelinek <jakub@redhat.com>
10088 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
10090 2001-02-07 Mark Mitchell <mark@codesourcery.com>
10092 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
10094 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
10095 * gcc.c (struct compiler): Add cpp_spec field.
10096 (input_file_compiler): New variable.
10097 (do_spec_1): Allow a particular compiler to handle `%C'
10099 (main): Store the current compiler in input_file_compiler.
10100 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
10102 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
10104 * cpphash.h (struct spec_nodes): Add n_true and n_false.
10105 * cppinit.c (cpp_create_reader): Initialize them.
10106 (append_include_chain): cxx_aware arg might be unused.
10107 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
10108 keywords and give them their phase 7 meaning. Pedwarn about
10109 this unless '__bool_true_false_are_defined' is defined.
10111 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10113 * lcm.c (optimize_mode_switching): Emit mode_set before the
10114 JUMP_INSN of an abnormal edge.
10116 2001-02-07 Bernd Schmidt <bernds@redhat.com>
10118 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
10119 a scheduling barrier at the end.
10121 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
10123 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10125 * config/sh/sh.md (reload_outsf): Removed.
10126 (movsf_ie): Introduce constraints for FPUL loads and stores.
10127 (reload_insf): Broaden the output constraint.
10129 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
10131 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
10132 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
10134 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
10136 * final.c: Revert my previous changes.
10137 * output.h: Make profile_label_no extern.
10138 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
10139 for generating label.
10141 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
10143 * config/i386/djgpp.h: Add comments about standard paths.
10144 (MD_EXEC_PREFIX): Undefine before defining.
10145 (MD_STARTFILE_PREFIX): New.
10147 2001-01-30 Bruce Korb <bkorb@gnu.org>
10149 fixinc/fixincl.c(process): Emit error message only if appropriate :)
10150 (load_file): do not rely on load_file_data() to close file pointer
10151 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
10152 fixinc/inclhack.def(irix_limits_const): add test_text
10154 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10156 * cppexp.c (parse_defined): Improve diagnostics for invalid
10159 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10161 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
10163 2001-02-06 Mark Mitchell <mark@codesourcery.com>
10165 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
10166 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
10167 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
10168 (rs6000_output_symbol_ref): New function.
10169 (output_toc): Use VTABLE_NAME_P.
10171 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10173 * print-tree.c (print_node, case PARM_DECL):
10174 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
10176 * stor-layout.c (reference_types_internal): New variable.
10177 (internal_reference_types): New function.
10178 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
10179 * tree.h (internal_reference_types): New declaration.
10181 * cse.c (find_best_addr): Fix typo in computing cost.
10183 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10185 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
10186 and this is the sum of a pointer and a constant, we know the result
10188 (num_sign_bit_copies, case PLUS): Likewise.
10189 * explow.c (convert_memory_address): Remove opposite SUBREG.
10190 * function.c (instantiate_new_reg): New function (from common code).
10191 (instantiate_virtual_regs_1): Call it.
10192 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
10193 if pointers sign- or zero-extend.
10194 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
10195 If pointers extend unsigned, use inside of SUBREG.
10196 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
10198 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
10200 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
10201 subdir of gcc_gxx_include_dir.
10202 (gcc_gxx_target_include_dir): Remove.
10204 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
10206 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
10207 (dwarf2out_frame_debug_expr): Revise introductory comments to add
10208 a high-level description.
10210 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
10212 * final.c: Move the declaration of profile_label_no to ...
10213 * output.h: ... here.
10214 * function.c (expand_function_start): Call PROFILE_HOOK.
10215 * config/rs6000/aix.h: Define PROFILE_HOOK.
10216 * config/rs6000/rs6000-protos.h: output_profile_hook new.
10217 * config/rs6000/rs6000.c (output_profile_hook): Define.
10218 (output_prolog): Do nothing for ABI_AIX as it is taken care by
10219 output_profile_hook.
10220 tm.texi : Explain new macro PROFILE_HOOK.
10222 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
10224 * extend.texi (Extended Asm): Do not say that semicolon is always
10225 a valid line-breaking character for GNU assemblers. Use
10226 newline-tab as the most commonly supported syntax. Use
10227 newline-tab rather than semicolon in multi-insn examples.
10229 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10231 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
10233 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10234 David Edelsohn <edelsohn@gnu.org>
10236 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
10237 code for AIX, even without flag_pic.
10239 2001-02-05 Jakub Jelinek <jakub@redhat.com>
10241 * c-typeck.c (common_type): push and pop binding level around
10242 calling common_type on function parameters.
10244 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
10246 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
10248 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10250 * config/mips/mips.c (override_options): Fix typo in last change.
10251 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
10252 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
10254 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
10256 * invoke.texi (-fdump-class-layout): Document.
10257 (-fdump-translation-unit): Use `=' as filename separator.
10259 2001-02-05 Mark Mitchell <mark@codesourcery.com>
10261 * Makefile.in (s-mlib): Don't build multilibs if
10262 --disable-multilib.
10263 (DRIVER_DEFINES): Adjust accordingly.
10265 (protoize.o): Likewise.
10266 (unprotoize.o): Likewise.
10267 * configure.in: Recognize --enable-multilib.
10269 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10271 * Makefile.in (DRIVER_DEFINES): Fix quoting.
10273 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
10274 * configure.in: Remove --enable-libstdcxx_v3 support.
10275 * configure: Regenerated.
10277 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10279 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
10280 Call abort instead of fatal.
10281 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
10282 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
10283 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
10284 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
10285 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
10286 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
10288 * diagnostic.h (set_internal_error_function): Renamed.
10289 * toplev.h (internal_error): Renamed from fatal.
10290 (pfatal_with_name): Deleted.
10291 (fatal_io_error): Now has printf-style arguments.
10292 * diagnostic.c (pfatal_with_name): Deleted.
10293 (fatal_io_error): Rework to have args in printf-style.
10294 (set_internal_error_function): Renamed from set_fatal_function.
10295 (internal_error): Renamed from fatal.
10296 (error_recursion, fancy_abort): Call internal_error instead of fatal.
10297 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
10298 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
10299 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
10300 * flow.c (verify_flow_info): Likewise.
10301 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
10302 * config/mips/mips.c (save_restore_insns): Likewise.
10304 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
10305 * flow.c (verify_flow_info): Likewise.
10306 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
10307 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
10308 (avr_normalize_condition): Likewise.
10309 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
10310 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
10311 (limit_reload_class, double_reg_to_memory): Likewise.
10312 (print_operand_address, emit_1600_code_shift): Likewise.
10313 (gen_tst_reg, gen_compare_reg): Likewise.
10314 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
10315 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
10317 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
10319 * c-parse.in (methoddef): Call fatal_error instead of fatal.
10320 * objc/objc-act.c (build_ivar_chain): Likewise.
10321 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
10323 * graph.c (clean_graph_dump_file): Likewise.
10324 * profile.c (init_branch_prob): Likewise.
10325 * objc/objc-act.c (objc_init): Likewise.
10327 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
10328 * config/avr/avr.c (avr_override_options): Likewise.
10329 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
10330 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
10331 * config/h8300/h8300.c (h8300_init_once): Likewise.
10332 * config/mips/mips.c (override_options): Likewise.
10333 * config/i386/i386.c (override_options): Likewise, rework.
10334 * config/m68k/m68k.c (override_options): Likewise.
10336 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
10338 * config/mips/mips.c (print_operand): Likewise.
10339 * hash.c (hash_allocate): Don't check for failure returns from
10340 obstack functions that can't fail.
10341 (hash_table_init_n, hash_table_init): Likewise; also now return void.
10342 * hash.h (hash_table_init_n, hash_table_init): Now return void.
10343 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
10344 (get_object_reference): Likewise.
10346 2001-02-04 Nick Clifton <nickc@redhat.com>
10348 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
10349 StrongARM1110, 10TDMI, and 1020T.
10351 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10353 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
10355 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
10357 * config/sh/sh.md (movdf load split): Pass register number to
10358 FP_OR_XD_REGISTER_P.
10360 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10362 * cppinit.c (BC): New macro.
10363 (builtin_array): Add __GXX_WEAK__.
10364 * cpplib.h (builtin_type): Add BT_WEAK.
10365 * cppmacro.c (builtin_macro): Handle BT_WEAK.
10366 * defaults.h (SUPPORTS_ONE_ONLY): Define.
10367 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
10369 2001-02-03 Jakub Jelinek <jakub@redhat.com>
10371 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
10373 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10375 * cpphash.h: Rename _ALIGN POOL_ALIGN.
10376 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10378 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10380 * cpphash.h: Rename ALIGN _ALIGN.
10381 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10383 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
10385 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
10386 compilation environment.
10387 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
10388 control over location of cygwin includes and libs.
10390 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10392 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
10394 2001-02-02 lars brinkhoff <lars@nocrew.org>
10396 * md.texi (Standard Names): remove reference to spur.md.
10398 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10400 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
10401 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
10402 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
10403 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
10404 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10406 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10408 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
10409 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
10410 number before reload.
10411 (c4x_adjust_cost): Return zero before reload.
10412 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
10413 split before reload.
10415 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10417 * c4x.c (c4x_hard_regno_rename_ok): New.
10418 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
10419 * c4x.h (HARD_REGNO_RENAME_OK): Define.
10421 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10423 * diagnostic.h: Add missing "extern" in all declarations.
10425 2001-02-02 Alex Samuel <samuel@codesourcery.com>
10427 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
10428 as for gcc_gxx_include_dir.
10430 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
10432 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
10434 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10436 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
10437 label before alignment to be used as the braf base address.
10438 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
10440 (casesi_jump_2): Require at least TARGET_SH2.
10442 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
10443 truncation to 32-bit doubles on -m3e and -m4-single-only.
10445 2001-02-02 Mark Mitchell <mark@codesourcery.com>
10447 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
10448 the default when building a shared object.
10449 (init_spec): Use it.
10450 * testsuite/lib/g++.exp: Include the directory where libgcc
10451 is located to the LD_LIBRARY_PATH list.
10452 * invoke.texi (-shared-libgcc): Document the cases in which
10453 GCC defaults to using the shared libgcc.
10455 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10457 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
10458 unsigned is wide enough.
10459 (BITS_PER_SI): New.
10460 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
10461 (si_to_float): Likewise.
10462 (float_to_si, float_to_usi): Use BITS_PER_SI.
10464 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10466 * dwarf2out.c: Added explanation of abbreviations.
10467 (def_cfa_1): Added comments listing DWARF2 instructions.
10468 (cfa_temp_reg): Removed in favor of cfa_temp.
10469 (cfa_temp_value): Removed in favor of cfa_temp.
10470 (cfa_temp): New global variable.
10471 (dwarf2out_frame_debug_expr): Added extensive introductory
10472 comments explaining the function's transformations. Revised to
10473 use cfa_temp. Added some rtx checking. Generalize IOR case.
10474 (dwarf2out_frame_debug): Revised to use cfa_temp.
10475 (output_aranges): Cast as "unsigned" to avoid warning.
10476 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
10477 explain which instructions must be marked.
10479 2001-02-01 Richard Henderson <rth@redhat.com>
10481 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
10484 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10486 * config/sh/crt1.asm (main_k): Modified so that start calls
10487 ___setup_argv_and_call_main.
10489 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
10491 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
10492 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
10493 and AVOID_LPASTE is cleared on meeting an unescaped newline.
10494 * cppmacro.c (builtin_macro): Set builtin flags here.
10495 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
10496 (replace_args): Clarify intent.
10497 (cpp_get_token): Macro expansion tokens get the saved flags.
10499 * cppmain.c (scan_buffer): Remove now-redundant print.printed
10502 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10504 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
10507 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10509 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
10510 returns Pmode pseudo, but we need ptr_mode.
10511 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
10512 Remove bogus conversions; use HOST_WIDE_INT for size.
10513 Don't use TARGET if wrong mode.
10515 * config/i386/i386.c (ix86_compute_frame_size): Allow
10516 stack_alignment_needed to be non-default even if size is zero.
10518 2001-01-31 Alan Modra <alan@linuxcare.com.au>
10520 * pa.c (hppa_init_pic_save): New function.
10521 * pa.h (hppa_init_pic_save): Declare.
10522 * pa.md (call, call_value, sibcall, sibcall_value): Use
10523 the above instead of duplicated code.
10525 * pa.c (hppa_encode_label): Correct size of alloca buffer
10526 so we don't overrun it. Correct leading `*' case.
10527 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
10528 need to handle `*@'.
10529 (FUNCTION_NAME_P): Likewise.
10531 2001-01-31 Richard Henderson <rth@redhat.com>
10533 * config.gcc (alpha-osf5): Use float-i128.h.
10535 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
10536 * config/float-i32.h: Likewise.
10537 * config/float-i64.h: Likewise.
10538 * config/float-sh.h: Likewise.
10539 * config/float-sparc.h: Likewise.
10541 2001-01-31 DJ Delorie <dj@redhat.com>
10543 * expmed.c (extract_bit_field): allow non-integral modes if we
10544 want to extract a whole register from itself.
10546 2001-01-31 Jakub Jelinek <jakub@redhat.com>
10548 * c-typeck.c (set_init_index): If first is equal to last, assume as
10549 if it was not a range at all.
10551 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10553 * config/fp-bit.c: Include tm.h.
10554 (float_to_si): Don't assume SImode is 32-bits wide.
10555 (float_to_usi): Likewise.
10557 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10559 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
10561 (typename): Call pending_xref_error after parsing typed_typespecs.
10562 * c-decl.c (lookup_tag): Give error immediately rather than
10563 leaving it pending if the tag of the wrong type is in the same
10565 (xref_tag): Don't pedwarn for forward declarations of enum types
10567 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
10570 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10572 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
10574 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10576 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
10577 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
10579 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10581 * cpphash.h (struct cpp_reader): New saved_flags.
10582 * cppmacro.c (cpp_get_token): Use saved_flags to remember
10583 to avoid a paste after a pasted token.
10585 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10587 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
10588 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
10589 Wtype_MIN instead of LONG_MIN.
10591 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10593 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
10595 * fixinc/fixincl.x: Regenerated.
10596 * fixinc/inclhack.def (irix_limits_const): New definition to
10597 convert "const" to "__const" in limits.h.
10599 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10601 * fixinc/genfixes (AG): Fix "autogen4" thinko.
10603 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10605 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
10606 when register dies in the insn.
10608 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10610 * diagnostic.c (fatal): Fix word wrap.
10612 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
10614 * combine.c (try_combine): Fix SUBREG setting for
10615 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
10617 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10619 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
10622 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10624 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
10626 * toplev.c (decode_W_option): Update warn_larger_than
10627 unconditionally for each processed switch.
10629 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
10631 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
10633 (hppa_expand_prologue): Delete code to save pic offset table register
10634 in the function prologue.
10635 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
10636 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
10637 table register at the beginning of the function after the prologue.
10639 2001-01-29 lars brinkhoff <lars@nocrew.org>
10641 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
10643 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
10644 Jeff Law <law@redhat.com>
10646 * pa.md (return): Revise comment for trivial return.
10647 (return_internal): Non-trivial return pattern for non-PIC code.
10648 (return_internal_pic): Non-trivial return pattern for PIC code.
10649 It uses the PIC register to ensure it is restored after
10651 (epilogue): Generate appropriate return for PIC and non-PIC code.
10653 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
10655 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
10657 2001-01-29 DJ Delorie <dj@redhat.com>
10659 * combine.c (if_then_else_cond): Pass the correct mode to
10660 operand_subword() for constants.
10662 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
10664 * config/i386/cygwin.h: Add w32api to include search. Search different
10665 directories in a cross-build environment.
10667 2001-11-29 Tim Josling <tej@melbpc.org.au>
10669 * tree.h (TYPE_STUB_DECL): Add documentation.
10671 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
10673 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
10674 (sdbout_field_types): Likwise. Fix use of host_integerp.
10676 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
10678 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
10681 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
10683 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
10684 to use flag_gnu_linker.
10686 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10688 * cpplib.c (T_BAD_DIRECTIVE): Remove.
10689 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
10691 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
10693 * tree.c, tree.h (build_parse_node): Remove; was identical to
10695 * c-lang.c (start_cdtor), objc/objc-act.c
10696 (build_module_descriptor): Use build_nt instead of
10699 2001-01-29 Jakub Jelinek <jakub@redhat.com>
10701 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
10702 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
10703 not have any upper bits set.
10705 2001-01-29 Phil Edwards <pme@sources.redhat.com>
10707 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
10709 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10711 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
10713 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
10715 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
10716 (integer_minus_one_node): Define.
10718 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
10720 * Makefile.in (bootstrap2-lean): Fix typo.
10722 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
10724 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
10725 : Don't set fe_value.
10726 * cpplib.h (AVOID_LPASTE): New flag.
10727 (struct cpp_hashnode): Remove fe_value.
10728 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
10729 * cppmacro.c (builtin_macro): Don't set flags here.
10730 (replace_args): Set AVOID_LPASTE flag on first token of an
10731 argument, and the token following it.
10732 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
10733 macro expansion, and on the token following it. Do it for
10735 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
10737 2001-01-27 Richard Henderson <rth@redhat.com>
10739 * config/alpha/t-ieee: Remove multilibbing.
10740 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10742 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10744 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
10746 * Makefile.in: Remove all dependencies on defaults.h.
10747 * builtins.c: Don't include defaults.h.
10748 * c-common.c: Likewise.
10749 * c-decl.c: Likewise.
10750 * c-pragma.c: Likewise.
10751 * c-typeck.c: Likewise.
10752 * combine.c: Likewise.
10753 * i386.c: Likewise.
10754 * frame-ia64.c: Likewise.
10755 * cppexp.c: Likewise.
10756 * crtstuff.c: Likewise.
10757 * dbxout.c: Likewise.
10758 * dwarf2out.c: Likewise.
10759 * dwarfout.c: Likewise.
10760 * emit-rtl.c: Likewise.
10761 * except.c: Likewise.
10762 * expr.c: Likewise.
10763 * final.c: Likewise.
10764 * frame-dwarf2.c: Likewise.
10765 * libgcc2.c: Likewise.
10766 * optabs.c: Likewise.
10767 * profile.c: Likewise.
10768 * sdbout.c: Likewise.
10769 * toplev.c: Likewise.
10770 * tradcif.y: Likewise.
10771 * tree.c: Likewise.
10772 * varasm.c: Likewise.
10774 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10776 * builtins.c (expand_builtin_fputs): Use size_one_node when
10777 transforming into fwrite.
10779 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
10781 * extend.texi (Attribute Syntax): New section.
10783 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10785 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
10786 they didn't need fixing.
10788 2001-01-27 Janis Johnson <janis@us.ibm.com>
10790 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
10792 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
10793 to remove macro definitions that are duplicated from elfos.h.
10795 2001-01-27 Richard Henderson <rth@redhat.com>
10797 * config/i386/sco5gas.h: Move ...
10798 * config/usegas.h: ... here.
10799 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
10801 2001-01-27 Jakub Jelinek <jakub@redhat.com>
10803 * c-typeck.c (struct constructor_stack): Add range_stack member.
10804 (really_start_incremental_init): Clear it.
10805 (push_init_level): Save constructor_range_stack and clear it if
10806 pushing explicit braces.
10807 (pop_init_level): abort if constructor_range_stack is non-zero at
10808 explicit closing brace. Restore saved constructor_range_stack if
10811 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10813 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
10814 into register was forced into memory.
10816 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10818 * Makefile.in: Remove uses of + before $(MAKE).
10820 2001-01-26 Richard Henderson <rth@redhat.com>
10822 * stmt.c (cost_table): Remove.
10823 (COST_TABLE, cost_table_initialized): New.
10824 (estimate_case_costs): Use the later instead of the former.
10825 (balance_case_nodes): Likewise.
10827 2001-01-26 Richard Henderson <rth@redhat.com>
10829 * alias.c (objects_must_conflict_p): Read-only slots may not
10830 conflict despite having the same type.
10832 2001-01-27 Michael Hayes <mhayes@redhat.com>
10834 * loop.c (loop_giv_reduce_benefit): Copy mode size into
10836 (check_ext_dependant_givs): Initialise u_start_val and
10838 (load_mems): Make last_max_reg unsigned.
10839 (try_swap_copy_prop): Use INSN_P and initialise set.
10841 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
10843 * README.AVR : Removed.
10845 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
10847 * pa-64.h (text_section): Remove declaration.
10849 * pa.md (return_internal): Remove mode on PIC register use.
10851 2001-01-25 lars brinkhoff <lars@nocrew.org>
10853 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
10854 ASM_CLOSE_PAREN): fix typos.
10856 2001-01-25 Mark Mitchell <mark@codesourcery.com>
10858 * acconfig.h: Define `const' to the empty string if neither
10859 __STDC__ nor __cplusplus is defined.
10860 * config.in: Regenerated.
10862 2001-01-25 David Edelsohn <edelsohn@gnu.org>
10864 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
10865 * collect2.c (main): Delete importf. Add ".obj" file extension.
10866 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
10867 (aix_std_libs): Add additional AIX libraries to skip.
10868 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
10869 * config/rs6000/aix51.h: New file.
10871 2001-01-25 Michael Hayes <mhayes@redhat.com>
10873 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
10874 (loop_insn_emit_before): No longer static.
10875 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
10876 (loop_givs_rescan, load_mems): Likewise.
10877 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
10878 (maybe_eliminate_biv_1):
10879 (move_movables): Replace emit_call_insn_before with
10880 loop_call_insn_hoist.
10881 * loop.h (loop_insn_emit_before): Add.
10882 * unroll.c (copy_loop_body): Replace emit_insn_before with
10883 loop_insn_emit_before.
10885 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
10887 * diagnostic.c (fatal): Request preprocessed source.
10889 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
10891 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
10892 olddecl has argument types and newdecl has none, use the argument
10893 types from olddecl.
10895 2001-01-24 Ulrich Drepper <drepper@redhat.com>
10897 * dwarf2out.c (prefix_of): New function. Determine longest common
10898 prefix of the two arguments. The units are whole path components.
10899 (output_file_names): When adding a new directory find the one entry
10900 with the longest common prefix already in the list. Artificially
10901 generate entry if there is none for this prefix.
10902 Fix test to check whether the zeroth directory entry is used.
10904 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
10906 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
10907 Changed all callers. Take it into account when deciding if a
10908 previously loaded value matches.
10910 2001-01-24 Richard Henderson <rth@redhat.com>
10912 * reload.c (find_reloads_subreg_address): Fail the substitution
10913 if the resulting address is insufficiently aligned.
10915 2001-01-24 DJ Delorie <dj@redhat.com>
10917 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
10918 check the original operand's mode also.
10919 * simplify-rtx.c (simplify_ternary_operation): Ditto.
10921 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10923 * c-parse.in (cast_expr): Move compound literals from here ...
10924 (primary): ... to here. Use standard terminology "compound
10925 literal" instead of "constructor expression".
10927 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10929 * gcc.1, cpp.1: Regenerate.
10931 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
10933 * calls.c (emit_library_call_value_1): Memory slot for
10934 pass-by-reference argument should have the mode of the argument,
10935 not of the pointer to it.
10937 2001-01-24 Tom Tromey <tromey@redhat.com>
10939 * gcc.texi (G++ and GCC): Mention gcj manual.
10940 (Standards): Link to section of manual mentioning gcj/Java
10943 2001-01-24 Jakub Jelinek <jakub@redhat.com>
10945 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
10946 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
10947 * tradcpp.c (main): Add -imacros or -include'd dependencies
10949 * cpp.texi (-M, -MM): Document -M -include behaviour.
10951 2001-01-24 Roger Collins <roger@ProProject.com>
10953 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
10955 2001-01-24 Will Cohen <wcohen@redhat.com>
10957 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
10958 whether registers are 32 bits or 64 bits in size.
10960 2001-01-24 Ben Elliston <bje@redhat.com>
10962 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
10964 2001-01-24 Richard Henderson <rth@redhat.com>
10966 * config/alpha/alpha.md (builtin_longjmp_internal): New.
10967 (builtin_longjmp): Use it instead of emit_indirect_jump.
10969 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
10971 * bb-reorder.c (make_reorder_chain_1): Handle case where
10972 jump edge goes to the same block as the fallthru edge.
10974 2001-01-23 Jim Wilson <wilson@redhat.com>
10976 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
10977 * frame.h (__ia64_personality_v1): Add prototype.
10978 * libgcc2.c (ia64_throw_helper): Change personality declaration to
10979 prototype form. Add void * cast to first argument to personality
10981 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
10982 (asctoe113): Likewise.
10983 * config/ia64/frame-ia64.c: Include eh-common.h.
10984 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
10986 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
10988 (itanium_split_issue): Add prototype.
10989 (gen_nop_type): Ifdef out.
10990 (find_best_packet): Initialize best_packet.
10991 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
10993 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
10994 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
10995 (flushrs): Add explicit stop bit at end.
10996 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
10999 2001-01-23 Chris Demetriou <cgd@broadcom.com>
11001 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
11003 * libgcc2.c (__terminate_func): Make variable static.
11004 (__terminate_set_func): New function to set __terminate_func.
11005 * libgcc2.h (__terminate_func_ptr): New typedef.
11006 (__terminate_set_func): New function.
11008 2001-01-23 Richard Henderson <rth@redhat.com>
11010 * flow.c (init_propagate_block_info): Don't consider unchanging
11011 memories for dead frame store elimination.
11013 2001-01-23 Richard Henderson <rth@redhat.com>
11015 * varasm.c (UNIQUE_SECTION): Move default implementation ...
11016 * defaults.h: ... here.
11018 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11020 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
11022 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
11024 * c-lex.c (lex_charconst): Fix typo: s/p/str.
11026 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11028 * rs6000.h (rs6000_return_addr): Move prototype from here...
11029 * rs6000-protos.h (rs6000_return_addr): ...to here.
11030 (rs6000_init_expanders): Delete prototype.
11032 2001-01-23 Nick Clifton <nickc@redhat.com>
11034 * invoke.texi: Replace , with \, inside @gccoptlist macros.
11035 (Spec Files): Document %B and %j and %. and %v3 and %M and
11036 %{S*&T} spec switches.
11038 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11040 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
11042 2001-01-23 Chris Demetriou <cgd@sibyte.com>
11043 Neil Booth <neil@daikokuya.demon.co.uk>
11045 * cpperror.c: Merge handlers of PEDWARN and WARNING.
11046 Have -Werror make pedantic warnings errors, like the
11049 2001-01-23 Phil Edwards <pme@sources.redhat.com>
11051 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
11053 2001-01-23 Jakub Jelinek <jakub@redhat.com>
11055 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
11056 * integrate.c (expand_inline_function): Initialize them.
11057 (subst_constants): If changing COMPARE so that both its arguments
11058 will be VOIDmode and the comparison mode will be lost, note
11059 compare_mode. Use the recorded compare_mode to optimize
11062 2001-01-23 Jason Merrill <jason@redhat.com>
11064 * dwarf2out.c (new_die): Use xcalloc.
11065 (output_die): Abort rather than emit a local reference to offset 0.
11067 2001-01-17 Andrew Haley <aph@redhat.com>
11069 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
11070 of a saved register; return NULL instead.
11071 (copy_reg): Take a pointer to a source register rather than a
11073 (next_stack_level): Remember the address in the stack frame of all
11075 Use the saved register pointer array as the source of the CFA.
11076 (throw_helper): Rewrite. Unwind once rather than twice and keep
11077 track of saved registers as we go.
11079 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11081 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
11082 * c4x.c (c4x_legitimize_reload_address): Remove.
11083 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
11084 reload address for ldp(k) insn.
11086 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
11088 * pa.md (return_internal): Add a USE of the PIC register to ensure
11089 it is restored after each call.
11090 (return expander): Corresponding changes.
11092 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11094 * rs6000.h (INIT_EXPANDERS): Delete.
11095 (RETURN_ADDR_RTX): Call rs6000_return_addr().
11096 * rs6000.c (rs6000_override_options): Call *_machine_status from
11098 (rs6000_init_expanders): ...instead of here. Delete.
11099 (rs6000_mark_machine_status): New function.
11100 (rs6000_init_machine_status): Use xcalloc.
11101 (rs6000_return_addr): Generate RTX for the return address.
11102 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
11103 (rs6000_stack_info): Use it.
11105 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
11107 * gthr-win32.h: Include errno.h to get a declaration for
11108 EINVAL and _mingw.h if the target is mingw32.
11110 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
11112 * cpp.texi: Correct typos.
11114 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11116 * explow.c (probe_stack_range): Ensure value passed to
11117 stack_check_libfunc is ptr_mode, not Pmode.
11119 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
11121 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
11122 case, don't use operand_subword to calculate a SUBREG that is
11125 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
11127 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11129 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
11130 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
11131 valid. If not replace it by equivalent insns.
11133 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11135 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
11136 contains SYMBOL_REF, LABEL_REF and CONST_INT.
11137 (c4x_U_constraint, symbolic_address_operand): Likewise.
11138 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
11140 (c4x_r11_set_p, c4x_check_laj_p): New functions.
11141 * c4x-protos.h (c4x_check_laj_p): Add prototype.
11142 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
11143 anulling slot because of silicon bug.
11144 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
11146 2001-01-22 Alan Modra <alan@linuxcare.com.au>
11148 * cppexp.c (parse_charconst): Change `mask' type to agree
11151 2001-01-21 Richard Henderson <rth@redhat.com>
11153 * config/i386/i386.c (ix86_asm_file_end): Disable putting
11154 pic_label_name in a linkonce section.
11156 2001-01-17 Philipp Thomas <pthomas@suse.de>
11158 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
11160 * configure: Regenerate.
11162 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
11164 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
11165 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
11167 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
11169 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
11170 If REVERSE nonzero then condition code in X must be reversed.
11171 (encode_section_info): Optimise if/else.
11172 (avr_function_value): Fix formatting.
11174 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
11175 (difficult_branch): Likewise.
11176 (rvbranch): Likewise.
11177 (difficult_rvbranch): Likewise.
11179 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
11181 * config/avr/libgcc.S: Fix comment.
11183 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11185 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
11187 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11189 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
11191 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11193 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
11194 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
11195 * configure, config.in: Regenerate.
11196 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
11197 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
11198 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
11199 (doprint.o): New rule.
11201 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
11203 * c-typeck.c (digest_init): Handle boolean types as scalars.
11205 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11207 * stmt.c (expand_return): Don't return anything if size is zero.
11208 Delete redundant assignment to BYTES.
11209 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
11211 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
11213 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
11214 the same as the default library function names.
11215 * config/avr/avr.md: Document special characters after '%'.
11216 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
11217 knowing which of the call-used registers are really clobbered.
11218 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
11219 New. Both quotient and remainder from one libgcc.S call.
11220 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
11221 clobber as few registers as possible.
11222 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
11224 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
11226 * cppmacro.c (funlike_invocation_p): Don't move back up to the
11227 context of the top of the stack.
11229 2001-01-20 Jakub Jelinek <jakub@redhat.com>
11231 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
11232 (fixup_var_refs_insns): ...here.
11234 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
11236 * function.c (fixup_var_refs_insns): Break up into
11237 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
11238 [loop over entire insn list], and fixup_var_refs_insns_with_hash
11239 [loop over hash table entries].
11240 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
11241 fixup_var_refs_insns_with_hash, to match above changes.
11243 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11245 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
11246 (libgcc.a): Likewise.
11247 (stmp-multilib): Likewise.
11248 (STAGE2_FLAGS_TO_PASS): Likewise.
11250 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11252 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
11253 temporary if no_new_pseudos.
11255 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
11257 * cppinternals.texi: Update.
11259 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
11261 * arm.c (arm_init_builtins): Re-enable builtins.
11263 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11265 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
11266 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
11267 element to be null, and always expect an EXPR_LIST.
11268 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
11269 * sched-deps.c (sched_analyze_1): Likewise.
11270 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11272 * regclass.c (max_set_parallel): New variable.
11273 (reg_scan): Take it into account in computation of max_parallel.
11274 (reg_scan_mark_refs, case SET): Compute it.
11276 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
11278 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
11279 * function.c (assign_parms): Use INTVAL for a CONST_INT.
11281 2001-01-19 Jason Merrill <jason@redhat.com>
11283 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
11284 for the abstract instance of an inline function.
11286 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
11287 J"orn Rennecke <amylaar@redhat.com>
11289 * reload1.c (move2add_note_store): Treat all registers directly or
11290 indirectly derived from a base register as members of the same set
11292 (reload_cse_move2add): Adjust accordingly. Take mode and offset
11293 of base register into account.
11295 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
11297 * alias.c (find_base_value): Recognize TRUNCATE.
11298 (record_set): In PLUS case, invalidate if other summand is also a
11301 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11303 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
11304 entry to be EXPR_LIST.
11305 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
11306 be an EXPR_LIST (but not null, which other code doesn't allow).
11307 (note_stores): Properly handle PARALLEL in SET.
11308 Recursively call for top-level PARALLEL.
11309 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
11310 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11312 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
11314 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
11316 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
11317 not pfile->skipping (== 0).
11319 2001-01-17 Nick Clifton <nickc@redhat.com>
11321 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
11324 2001-01-17 Jim Wilson <wilson@redhat.com>
11326 * invoke.texi (IA-64 options): Improve.
11328 2001-01-17 Tom Tromey <tromey@redhat.com>
11330 * invoke.texi (Optimize Options): Use `{}' to around @samp
11333 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
11335 * invoke.texi (-fno-guess-branch-probability): New option.
11337 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11339 * combine.c (try_combine): Don't set i3_subst_into_i2 for
11340 case of making new double-word constant.
11341 Revert last change: instead just test i3_subst_into_i2.
11343 2001-01-17 Jakub Jelinek <jakub@redhat.com>
11345 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
11346 Use q constraints instead of r.
11348 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
11350 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
11351 (machine_function): Define.
11352 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
11353 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
11354 pa_free_machine_status): New functions.
11355 (override_options): Set {init,mark,free}_machine_status to above.
11356 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11357 PIC_OFFSET_TABLE_REGNUM_SAVED.
11358 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11359 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
11360 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
11361 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
11362 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11364 2001-01-15 DJ Delorie <dj@redhat.com>
11366 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
11370 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11372 * flow.c (propagate_one_insn): Make trying to delete a prologue
11373 or epilogue insn an ICE, not a warning. Allow doing this if
11374 the current function returns with stack pointer depressed.
11376 * combine.c (try_combine): If i3_subst_into_i2, properly check for
11377 I3 having more than one SET.
11379 2001-01-16 Jim Wilson <wilson@redhat.com>
11381 * invoke.texi: Document IA-64 options.
11383 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
11384 (fixup_errata): Delete TARGET_A_STEP use.
11385 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
11386 (TARGET_SWITCHES): Delete -ma-step option.
11387 * config/ia64/ia64.md (all FP patterns): Delete %B0.
11388 (movqicc_astep, movqi_internal_astep, movhicc_astep,
11389 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
11390 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
11391 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
11392 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
11394 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
11395 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
11396 cmovsi_internal): Delete ! TARGET_A_STEP check.
11398 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11400 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
11401 possibility to report bugs via postal mail. Change a URL and
11402 merge in a nearly duplicate statement...
11403 (Bug Reporting): ...from here.
11404 (Service): Refer to the Bug Reporting section instead of
11405 duplicating an URL.
11406 (Contributing): Remove trivial explanations concerning snapshots.
11408 2001-01-16 Alan Modra <alan@linuxcare.com.au>
11410 * cppmain.c (general_init): Don't use ANSI prototype.
11412 2001-01-16 Tom Tromey <tromey@redhat.com>
11414 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
11416 2001-01-16 Richard Henderson <rth@redhat.com>
11418 * config/i386/i386.h: Fix comment typo.
11419 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
11420 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
11422 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11424 * gcc.c: Revert previous -fsyntax-only-related change; move
11427 2001-01-16 Jakub Jelinek <jakub@redhat.com>
11429 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
11430 inmode after checking GET_CODE (op).
11432 2001-01-16 Richard Henderson <rth@redhat.com>
11434 * flow.c (struct propagate_block_info): Add mem_set_list_len.
11435 (MAX_MEM_SET_LIST_LEN): New.
11436 (propagate_one_insn): Update mem_set_list_len.
11437 (invalidate_mems_from_autoinc): Likewise.
11438 (invalidate_mems_from_set): Likewise.
11439 (mark_used_regs): Likewise.
11440 (init_propagate_block_info): Likewise. Stop collecting memories
11441 when we reach MAX_MEM_SET_LIST_LEN.
11442 (mark_set_1): Likewise.
11444 2001-01-16 Richard Henderson <rth@redhat.com>
11446 * unroll.c (precondition_loop_p): Fail if no iteration
11449 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11451 * gcc.c: When -fsyntax-only is given, do not complain about
11454 2001-01-15 Richard Henderson <rth@redhat.com>
11456 * config/i386/i386.c (asm_output_function_prefix): Remove.
11457 (ix86_asm_file_end): New.
11458 (load_pic_register): Generate pic_label_name into a
11459 staticly allocated buffer.
11460 * config/i386/i386-protos.h: Update.
11461 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
11462 (ASM_FILE_END): New.
11463 * config/i386/i386afe.h: New file.
11464 * config.gcc (i?86-*-elf) [tm_file]: Use it.
11465 (i?86-*-{freebsd,linux*,moss*}): Likewise.
11466 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
11467 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
11468 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
11469 * config/i386/sco5.h (ASM_FILE_END): Likewise.
11470 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
11472 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11474 * Makefile.in (install-man): Remove explicit dependency on
11477 * configure.in, configure: Revert previous patch requiring perl
11480 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
11482 * toplev.c (flag_guess_branch_prob): New.
11483 (f_options): Add guess-branch-probability option.
11484 (rest_of_decl_compilation): Only estimate branch probability if
11486 (main): set flag_guess_branch_prob.
11488 * flags.h (flag_guess_branch_prob): New.
11490 2001-01-15 DJ Delorie <dj@redhat.com>
11492 * gcc.texi (Makefile): Add documentation for Makefile targets.
11494 2001-01-15 Philip Blundell <philb@gnu.org>
11496 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
11498 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
11499 (is_pic): Delete declaration.
11500 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
11501 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
11502 * config/arm/arm.md (builtin_setjmp_receiver): New.
11504 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11506 * arm.c (use_return_insn): Don't try to determine the function type
11507 until after reload has completed.
11508 (arm_output_epilogue): Don't adjust the sp value recovered from the
11510 (emit_multi_reg_push): Don't record dwarf information for the pc.
11511 * arm.md (eh_epilogue): The function type may have changed, so it
11512 needs to be recalculated.
11513 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
11514 unwind tables on arm/netbsd.
11516 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11518 * arm.md (cbranchsi4): Correct calculation of branch ranges.
11519 (negated_cbranchsi4): Likewise.
11521 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11523 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
11524 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11525 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
11526 pass -mapcs-* options to assembler.
11527 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
11528 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11529 (ASM_SPEC): Call subtarget_extra_asm_spec.
11531 2001-01-15 Andreas Jaeger <aj@suse.de>
11533 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
11535 (ix86_expand_builtin): Likewise.
11537 * gencodes.c (output_predicate_decls): Make i size_t to avoid
11538 warning about comparison between signed and unsigned.
11540 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11542 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
11544 2001-01-14 Ralf Baechle <ralf@gnu.org>
11546 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
11547 SUBTARGET_CPP_SPEC apropriatly.
11549 2001-01-12 Mark Mitchell <mark@codesourcery.com>
11551 * varasm.c (make_decl_rtl): Fix typo in last change.
11553 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
11555 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
11556 linker supports the init_priority C++ attribute.
11557 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
11558 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
11559 linker does not support init_priority C++ attribute.
11561 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
11563 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
11565 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11567 * c-parse.in (finish_parse): Add comment about cpp_destroy.
11568 * cp/lex.c (finish_parse): Similarly.
11569 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
11570 Return the number of errors encountered.
11571 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
11572 * cppmain.c (main): Don't call cpp_destroy.
11574 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11576 * configure.in: Require at least perl 5.6.0 to regenerate
11578 * configure: Regenerate.
11580 2001-01-14 Richard Henderson <rth@redhat.com>
11582 * genrecog.c (DT_veclen_ge): New.
11583 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
11584 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
11585 (nodes_identical_1): Handle DT_veclen_ge.
11586 (write_cond, debug_decision_2): Likewise.
11588 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11590 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
11592 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
11594 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11596 * cppmain.c (do_preprocessing): New function; most of the old
11598 (main): Call it to do most of the work.
11599 (cb): Move from global scope to set_callbacks ().
11600 (setup_callbacks): Get the callback pointer.
11601 (general_init, printer_init): Clean up code and comments.
11603 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11605 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
11608 2001-01-14 Kazu Hirata <kazu@hxi.com>
11610 * config/h8300/h8300.c (get_shift_alg): Update comments.
11612 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11614 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
11615 (alloc_page, ggc_alloc): Add casts to remove warnings.
11617 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11619 * combine.c (simplify_comparison): Don't change `code' when
11620 can't reverse comparison.
11622 2001-01-14 Richard Henderson <rth@redhat.com>
11624 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
11625 update all call sites. Return true for all non-label constants.
11627 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
11629 * i386.c (ix86_expand_compare): Add bypass_test and second_test
11631 (ix86_expand_branch): Update.
11632 (ix86_expand_setcc): Update to handle multiple test conditions.
11633 (expand_int_movcc): Likewise.
11634 (expand_fp_movcc): Likewise.
11635 * i386-protos.h (ix86_expand_compare): New.
11636 * i386.md (andqi_?_slp, orqi_?_slp): New.
11637 (conditional trap expander): Update call to ix86_expand_compare.
11639 2001-01-14 Richard Henderson <rth@redhat.com>
11641 * config/vax/vax.md: Use nonimmediate_operand instead of
11642 general_operand in destinations.
11644 * config/vax/vax.md (indirect_jump): Use register_operand.
11646 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
11647 * config/vax/vax.md (call_pop): Turn into an expander.
11648 (call_value_pop): Likewise.
11649 (call, call_value): New.
11651 2001-01-14 Andreas Jaeger <aj@suse.de>
11653 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
11655 (ix86_fp_compare_mode): Add unused attribute.
11656 (ix86_expand_fp_movcc): Remove unused variable.
11657 (ix86_expand_builtin): Make fcode unsigned.
11659 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
11660 (expand_expr): Add cast to avoid signed warning.
11661 (store_field): Likewise.
11662 (store_constructor_field): Likewise.
11663 (store_constructor): Likewise.
11664 (store_expr): Likewise.
11665 (clear_storage): Likewise.
11666 (emit_group_store): Likewise.
11667 (emit_group_load): Likewise.
11669 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11671 * c-common.c: Move format checking code to ...
11672 * c-format.c: ... here. New file. Reorder some functions and
11674 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
11676 * c-common.h (decl_handle_format_attribute,
11677 decl_handle_format_arg_attribute): Declare.
11678 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
11679 (c-common.o): Adjust dependencies.
11680 (c-format.o): New list of dependencies.
11682 2001-01-13 Jakub Jelinek <jakub@redhat.com>
11684 * unroll.c (loop_iterations): If we cannot prove iteration variable
11685 is set once in each iteration, punt.
11687 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
11689 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
11690 (*strlenhi): Remove clobber (which was buggy) of output address.
11692 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11694 * Makefile.in (generated-manpages): Add gcc.1
11695 ($(srcdir)/gcc.1): New target.
11696 (maintainer-clean): Delete $(srcdir)/gcc.1.
11697 * gcc.texi: Add macros @gccoptlist and @gol.
11698 * invoke.texi: Include option summary in manpage. Mark up option
11699 summary with @gccoptlist and @gol. Use @r in one place where
11701 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
11702 * gcc.1: Generate from invoke.texi.
11704 2001-01-13 Richard Henderson <rth@redhat.com>
11706 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
11707 (struct page_entry): Add group member.
11708 (struct page_group): New.
11709 (struct globals): Add page_groups member.
11710 (alloc_anon): Only define for using mmap; remove valloc call.
11711 (page_group_index): New.
11712 (set_page_group_in_use): New.
11713 (clear_page_group_in_use): New.
11714 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
11715 (free_page, release_pages): Likewise.
11716 * configure.in (with-gc): Default to ggc-page always.
11718 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11720 * reload1.c (replace_pseudos_in_call_usage): Use
11721 reg_equiv_constant and reg_equiv_address, and don't try
11722 regno_reg_rtx first.
11724 2001-01-13 Richard Henderson <rth@redhat.com>
11726 * ggc-page.c (alloc_page): Round up allocation size to one page.
11727 Set e->order on extra pages.
11729 2001-01-13 Richard Henderson <rth@redhat.com>
11731 * genrecog.c (nodes_identical): Expand commentary.
11732 (write_switch): Watch out for identical nodes.
11734 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11736 * cppfiles.c (_cpp_fake_include): New function.
11737 * cpphash.h (_cpp_fake_include): New.
11738 * cpplib.c (do_line): Call _cpp_fake_include when entering
11739 header files in preprocessed input.
11740 * cppmain.c (cb_pragma_implementation): Remove handling.
11741 (setup_callbacks): Don't register pragmas.
11743 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11745 * extend.texi: Udate for CPP.
11747 2001-01-13 Andreas Jaeger <aj@suse.de>
11749 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
11751 * regmove.c: Add prototype for replace_in_call_usage.
11753 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11755 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
11756 struct cpp_chunk, struct htab, struct toklist,
11757 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
11758 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
11759 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
11760 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
11761 (struct macro_args): Delete.
11762 * cpphash.h: See above.
11764 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11766 * cppmain.c (struct printer): Remove no_line_dirs.
11767 (options, cb): New.
11768 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
11769 : Use options rather than CPP_OPTION.
11770 (setup_callbacks): Use cb rather than pfile->cb.
11771 (main): No need to check for a buffer. Use cpp_errors.
11772 (printer_init): Don't set no_line_dirs.
11773 (maybe_print_line): Use options not no_line_dirs.
11774 (cb_file_change): Don't call print_line if -P.
11776 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11778 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
11780 * c-parse.in (finish_parse): Use cpp_errors.
11781 (__yylex): Use return value of cpp_pop_buffer.
11782 * cp/lex.c (finish_parse): Use cpp_errors.
11783 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
11785 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
11787 * README.AVR: URLs corrected.
11789 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11791 * c-decl.c (start_function): Don't warn if old prototype is builtin
11792 that's not in C's namespace.
11793 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
11794 (_bb): Add prototype for ctime.
11795 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
11797 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
11799 * i386.c (ix86_fp_comparison_arithmetics_cost,
11800 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
11801 ix86_fp_comparison_cost): New functions.
11802 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
11803 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
11804 two-branch sequences; make static.
11805 (ix86_use_fcomi_compare): Do decision according to the costs.
11806 (split_fp_branch): New.
11807 * i386.md (compare-and-branch patterns): Use split_fp_branch.
11808 * i386-protos.h (ix86_expand_fp_compare): Remove
11809 (ix86_split_fp_branch): Declare.
11811 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
11812 and ix86_comparison_operator.
11814 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
11815 to make it cheaper.
11817 * i386.c (put_condition_code): Output properly the unordered/ordered
11818 compares in fp case.
11819 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
11821 * tm.texi (REVERSE_CONDITION): Document.
11822 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
11823 in -ffast-math mode.
11824 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
11826 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11828 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
11830 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
11833 * config/sh/sh.c (mova_p): Fix test for mova_const.
11835 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11837 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
11838 cpp_get_options rather than dereferencing pfile and using
11840 * scan-decls.c (scan_decls): Use return value of
11841 cpp_pop_buffer rather than CPP_BUFFER.
11843 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11845 * cppinit.c (cpp_handle_option): help_only is now part of the
11846 cpp_options structure.
11847 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
11848 cpp_set_callbacks): New functions.
11849 * cpplib.h (cpp_callbacks): Break out as a named structure.
11850 (cpp_options): Move help_only here from cpp_reader.
11851 (CPP_FATAL_ERRORS): Update to use cpp_errors.
11852 (cpp_errors, cpp_get_options, cpp_get_callbacks,
11853 cpp_set_callbacks): New prototypes.
11854 * cppmain.c (main): Update for help_only.
11856 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11858 * Makefile.in (info, maintainer-clean, install-info, uninstall):
11859 Also build and remove and install and uninstall c-tree.info and
11861 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
11862 ($(srcdir)/cppinternals.info): New target.
11863 * c-tree.texi: Change file name used when makeinfo used without -o
11864 from ir.info to c-tree.info. Add info directory entry.
11865 * cppinternals.texi: Add info directory entry.
11866 * .cvsignore: Update.
11868 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11870 * c-typeck.c (store_init_value): Don't require constant initializer
11871 elements with -pedantic -std=c99.
11872 (digest_init): Change error about non-constant initializer elements
11874 (constructor_range_end): Remove.
11875 (constructor_incremental, designator_depth,
11876 designator_errorneous): New variables.
11877 (struct constructor_stack): Remove range_end, add incremental.
11878 (struct constructor_range_stack, constructor_range_stack): New.
11879 (struct initializer_stack): Add constructor_range_stack.
11880 (finish_init): Set it.
11881 (start_init): Likewise. require_constant_elements for non-static
11882 trees only if not flag_isoc99.
11883 (really_start_incremental_init): Remove constructor_range_end, add
11884 constructor_incremental.
11885 (pop_init_level): Likewise.
11886 (push_init_level): Likewise. If implicit and the subobject had some
11887 value set already, preinitialize the level with it.
11888 Warn about missing braces only if not pushing due to designators.
11889 (set_designator, push_range_stack): New functions.
11890 (set_init_label): Use them.
11891 (set_init_index): Likewise. Remove constructor_range_end.
11892 Error if designator index is outside of array bounds.
11893 (add_pending_init): Compare values of purpose index trees, not the
11894 trees themselves. Allow overwriting of already initialized element.
11895 Issue a warning if it had side-effects.
11896 (set_nonincremental_init, set_nonincremental_init_from_string): New
11898 (pending_init_member): Rename to...
11899 (find_init_member): ...this function. Call set_nonincremental_init
11900 if necessary. Compare values of purpose index trees, not the trees
11901 themselves. Return the actual value, not just non-zero if something
11903 (output_init_element): Remove checks for duplicates.
11904 If field has zero size, only check the initializer for correctness.
11905 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
11906 if constructor_incremental is zero. Change error about initializers
11907 not computable at load time into pedwarn.
11908 (output_pending_init_elements): Compare bit positions, not
11909 FIELD_DECLs to take into account zero-sized fields.
11910 (process_init_element): Use constructor_range_stack to fill all
11911 ranges in the designator lists from current level up.
11912 * extend.texi: Update documentation for labeled elements.
11914 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
11916 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
11917 to function usage for arguments passed by reference. Optimize
11918 callee-copied arguments.
11919 * regmove.c (replace_in_call_usage): New function.
11920 (fixup_match_1): Call it.
11921 * cse.c (cse_insn): Canonicalize registers in function usage.
11922 * reload1.c (replace_pseudos_in_call_usage): New function.
11925 * Makefile.in: Reverted yesterday's wrong patch. Installed the
11928 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11930 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
11933 2001-01-12 DJ Delorie <dj@redhat.com>
11935 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
11936 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
11939 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11941 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
11942 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
11943 -std options alongside references to -ansi. Update some
11944 documentation for C99.
11945 * cpp.1: Regenerate.
11947 2001-01-12 Andreas Jaeger <aj@suse.de>
11949 * haifa-sched.c (restore_line_notes): Remove argument block B
11951 * sched-ebb.c (schedule_ebb): Change caller.
11952 * sched-rgn.c (schedule_region): Likewise.
11953 * sched-int.h (restore_line_notes): Adjust prototype.
11955 * loop.h: Remove wrong declaration of doloop_condition_get.
11957 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11959 * extend.texi: Move C++-extension-related node from the C section
11960 into the C++ section.
11962 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11964 * extend.texi: Refer to an array of pointers to functions instead
11965 of one of functions.
11967 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
11968 Jan Hubicka <jh@suse.cz>
11970 * combine.c (reversed_comparison): Fix typo in last patch.
11972 (combine_reversed_comparison_code): Make static to follow
11973 prototype declaration.
11975 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11977 * install.texi: Remove misplaced duplicate entry.
11979 2001-01-11 Ulrich Drepper <drepper@redhat.com>
11981 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
11983 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
11985 * final.c: (leaf_function_p): Fix typo.
11987 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
11989 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
11990 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
11992 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
11993 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
11994 mmap_anon, and valloc is available.
11995 * ggc-page.c: Restructure ifdef logic to match new autoconf
11996 spec. Don't throw away the test page in init_ggc.
11998 * configure, config.in: Regenerate.
12000 2001-01-12 Michael Hayes <mhayes@redhat.com>
12002 * loop.h (total_biv_increment): Constify iv_class pointer.
12003 (struct induction): Replace `mem_mode' with `mem' rtx.
12004 * unroll.c (total_biv_increment): Constify iv_class pointer.
12005 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
12006 (find_mem_givs, combine_givs_p): Likewise.
12007 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
12009 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
12011 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
12013 (__gthread_getspecific): Ditto.
12015 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
12017 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
12018 put_condition_code): Convert fp comparison codes to integer
12020 (ix86_expand_fp_compare): Postnote the fp comparison code converison
12023 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
12024 * i386-protos.h (no_comparison_operator): Kill.
12026 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
12028 * combine.c (REVERSIBLE_CC_MODE): Remove.
12029 (reversible_comparison_p): Remove.
12030 (combine_reversed_comparison_code): New.
12031 (reversed_comparison): New.
12032 (combine_simplify_rtx): Use
12033 combine_reversed_comparison_code/reversed_comparison instead
12034 of reversible_comparison_p.
12035 (simplify_if_then_else): Likewise.
12036 (simplify_set): Likewise.
12037 (simplify_logical): Likewise.
12038 (if_then_else_cond): Likewise.
12039 (known_cond): Likewise.
12040 (simplify_comparison): Likewise.
12042 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
12044 * builtins.c (std_expand_builtin_va_start): Handle varargs when
12045 sizeof (int) is larger than sizeof(__word__).
12047 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12049 * cppinit.c (do_includes): Fix typo.
12051 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12053 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
12054 in S_REGS does not occur because not all sources are possible
12055 when a S_REGS is a destination (sometimes needs a clobber).
12056 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
12057 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
12058 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
12059 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
12060 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
12061 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
12062 (lshrdi_const1, lshrsi3_const16): Likewise.
12063 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
12064 (*movhi_68hc12, *movqi_68hc12): Likewise.
12065 (movstrictqi): Make sure reloading in D_REGS as a destination
12068 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12070 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12072 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12074 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
12075 -D, -U and -A, and don't initialize the builtins.
12076 (do_includes): Error if -include or -imacros with -fpreprocessed.
12077 * cppmain.c (cb_define, cb_undef): Unconditionally process
12079 * tradcpp.c (main): Fix typo.
12081 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
12083 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
12084 (read_name_map): Use IS_ABSOLUTE_PATH.
12085 * tradcpp.c (get_filename): Likewise.
12087 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12089 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
12090 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
12091 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
12092 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
12093 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
12094 (cmphi_z_used): Don't use '@' for the output.
12095 (tstqi_z_used): Likewise.
12096 (cmpqi_z_used): Likewise.
12097 (one_cmplsi2): Likewise.
12099 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12101 * config/sh/sh.c (barrier_align): Recognize branch around far
12102 branch and redundant insn.
12104 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12106 * invoke.texi: Restore documentation of the drivers' switches -MD
12109 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12111 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
12113 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
12114 check-objc//%): Support parallel testing of multilibs.
12115 (TESTSUITEDIR): Set to testsuite by default, but override for
12117 (check-gcc, check-g++, check-g77, check-objc): Enter
12120 2001-01-11 Bernd Schmidt <bernds@redhat.com>
12122 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
12123 * sched-deps.c (deps_may_trap_p): Likewise.
12124 * basic-block.h: Remove a comment.
12125 * flow.c (PROP_POSTRELOAD): Remove.
12126 (update_life_info): Don't add it to prop_flags.
12127 (mark_set_1): Lose the code that was enabled by it.
12129 2001-01-11 Michael Hayes <mhayes@redhat.com>
12131 * flow.c (flow_call_edges_add): New.
12132 * basic_block.h (flow_call_edges_add): New.
12134 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
12136 * reload1.c (move2add_note_store): Update reg_set_luid even if
12137 base reg remains the same.
12139 2001-01-10 Nick Clifton <nickc@redhat.com>
12141 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
12142 machine_function structure to zero.
12143 Add prototypes for machine_status functions.
12145 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12147 * c-common.h (CTI_VOID_LIST): Remove.
12148 (void_list_node): Likewise.
12149 * tree.h (TI_VOID_LIST_NODE): New enumeral.
12150 (void_list_node): New macro.
12151 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
12152 * config/i386/i386.c (ix86_init_builtins): Likewise.
12153 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
12155 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12157 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
12158 * cppinit.c (cpp_start_read): Update comment, remove unneeded
12160 * tradcpp.c: Include mkdeps.h.
12161 (deps, print_deps_phony_targets, deps_append, output_deps,
12162 init_dependency_output, output_deps): New.
12163 (deps_buffer, deps_allocated_size, deps_size, deps_column,
12164 deps_output): Delete.
12165 (print_deps_missing_files): Rename deps_missing_files.
12166 (inhibit_output): Make global.
12167 (main): Delete inhibit_output, deps_stream, deps_target.
12168 Use mkdeps functionality in the same way as cpplib. Remove
12169 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
12170 -M and -MM. Remove old handling of deps via deps_out, and
12171 old reading of environment variables.
12172 (get_filename): Update to use deps_add_dep.
12174 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12176 * output.h (make_function_rtl): Remove prototype.
12177 (make_decl_rtl): Likewise.
12178 * varasm.c (make_function_rtl): Remove.
12179 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
12180 than from a third parameter.
12181 * tree.h (make_decl_rtl): Remove last parameter.
12182 * c-decl.c (builtin_function): Remove last argument in call to
12183 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
12184 (start_function): Likewise.
12185 * except.c (call_get_eh_context): Likewise.
12186 * expr.c (emit_block_move): Likewise.
12187 (clear_storage): Likewise.
12188 * profile.c (output_func_start_profiler): Likewise.
12189 * toplev.c (rest_of_decl_compilation): Likewise.
12190 * objc/objc-act.c (create_builtin_decl): Likewise.
12191 (synth_module_prologue): Likewise.
12192 (generate_static_reference): Likewise.
12193 (build_selector_reference_decl): Likewise.
12194 (build_class_reference_decl): Likewise.
12195 (build_objc_string_decl): Likewise.
12196 (build_protocol_reference): Likewise.
12198 2001-01-10 Richard Henderson <rth@redhat.com>
12200 * hwint.h: Revert yesterday's change.
12202 2001-01-10 Nick Clifton <nickc@redhat.com>
12204 * function.h (save_machine_status): Delete.
12205 (restore_machine_status): Delete.
12206 Amend comment describing {init|mark|free}_machine_status.
12208 * function.c (save_machine_status): Delete.
12209 (restore_machine_status): Delete.
12210 Amend comment describing {init|mark|free}_machine_status.
12211 (push_function_context_to): Remove invocation of
12212 save_machine_status.
12213 (pop_function_context_from): Remove invocation of
12214 restore_machine_status.
12216 * emit-rtl.c (init_emit_once): Amend comment describing
12217 {init|mark|free}_machine_status.
12219 * tm.texi (Per-Function Data): New node. Describe the
12220 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
12223 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12225 * cppinit.c (OPT_g): Remove.
12226 (cpp_handle_option): Update for removed -g3.
12227 (print_help): Update.
12228 * cpplib.h (struct cpp_options): Remove debug_output.
12229 * cppmain.c (setup_callbacks, cb_define): Update.
12230 * gcc.c (cpp_options): Translate -g3 to -dD.
12232 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
12234 * config/i960/i960.md: Change modifier to + on the zero_extract
12235 pattern after the (rotate -2 reg) canonicalization pattern.
12237 2001-01-10 Richard Henderson <rth@redhat.com>
12239 * config/alpha/alpha.c (alpha_free_machine_status): New.
12240 (override_options): Install it.
12241 (alpha_mark_machine_status): Verify machine non-null.
12242 * config/i386/i386.c (ix86_free_machine_status): New.
12243 (override_options): Install it.
12244 (ix86_init_machine_status): Use xcalloc.
12245 (ix86_mark_machine_status): Verify machine non-null.
12246 * config/ia64/ia64.c (ia64_free_machine_status): New.
12247 (ia64_override_options): Install it.
12248 (ia64_mark_machine_status): Verify machine non-null.
12250 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
12252 * function.c (instantiate_virtual_regs): Instantiate virtual
12253 registers found in CALL_INSN_FUNCTION_USAGE.
12255 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12257 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
12258 equivalent to -ansi in disabling -Di386.
12260 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
12262 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
12264 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
12266 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
12268 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
12270 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12272 * invoke.texi: Document that -fcond-mismatch isn't supported for
12275 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12277 * gcc.texi: Define macro gcctabopt.
12278 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
12279 @command, @env and @option in some places where appropriate. Use
12280 @gcctabopt where appropriate. Put URLs and email addresses inside
12283 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
12285 * gcc.c (cpp_options): Set MD file name from output
12286 filename, if specified.
12287 (suffix_subst): New static variable.
12288 (do_spec): Clear it.
12289 (do_spec_1, case '.'): Handle new `%.suffix' spec.
12291 (give_switch): Handle suffix_subst.
12293 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12295 * invoke.texi: Fix another typo.
12297 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12299 * invoke.texi: Fix typo.
12301 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12303 * c-lang.c (lang_hooks): Update.
12304 (lang_decode_option): Remove.
12305 (lang_init_options): Rename c_init_options.
12306 * toplev.c (main): Use lang_hooks for lang_init_options
12307 and lang_decode_option.
12308 * toplev.h (lang_hooks): Add 2 new hooks.
12309 * tree.h: Remove lang_init_options and lang_decode_option.
12310 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
12311 * cp/decl2.c: Similarly.
12312 * cp/lex.c (lang_init_options): Rename cxx_init_options.
12313 (lang_hooks): Update.
12314 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
12316 (lang_init_options): Rename ffe_init_options.
12317 (lang_hooks): Update.
12318 (lang_decode_option): Remove.
12319 * java/lang.c (lang_init_options): Rename java_init_options.
12320 (lang_decode_option): Rename java_decode_option.
12321 (lang_hooks): Update.
12322 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
12323 (lang_decode_option): Rename objc_decode_option.
12324 (lang_hooks): Update.
12326 2001-01-09 Nick Clifton <nickc@redhat.com>
12328 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
12329 (d30v_return_addr_rtx): Delete.
12330 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
12331 cfun->machine structure.
12332 (struct machine_function): Move to d30v.h
12333 (d30v_save_machine_status): Delete.
12334 (d30v_restore_machine_status): Delete.
12335 (d30v_init_machine_status): New Function.
12336 (d30v_mark_machine_status): New Function.
12337 (d30v_free_machine_status): New Function.
12338 (d30v_init_expanders): Use new functions.
12339 (d30v_return_addr): Use ra_rtx field in cfun->machine.
12340 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
12341 d30v_return_addr_rtx.
12343 * config/d30v/d30v.h (struct_machine): Move here.
12344 Add eh_epilogue_sp_ofs field.
12346 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
12347 field in cfun->machine structure.
12349 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
12351 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
12352 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
12353 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12355 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
12357 * objc/lang-options.h: Remove bogus reference to
12360 2001-01-09 Kazu Hirata <kazu@hxi.com>
12362 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
12365 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
12367 * reload.c (find_reloads_address): Check for eliminable registers
12368 when substituting a constant expression for a pseudo.
12370 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
12372 * c-common.c (enum format_type): Add format_type_error.
12373 (decode_format_type): New function.
12374 (decl_attributes): Use it.
12375 (format_kind_info): Adjust comment.
12377 2001-01-09 David O'Brien <obrien@BSDi.com>
12379 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
12380 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
12382 * config/i386/gnu.h: Don't include required platform specific .h files,
12383 tm.h will do it instead.
12384 * config/i386/i386elf.h: Likewise.
12385 * config/i386/linux.h: Likewise.
12386 * config/i386/moss.h: Likewise.
12387 * config/mips/gnu.h: Likewise.
12389 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12391 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
12392 (rs6000-ibm-aix3.[01]*): Likewise.
12393 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
12394 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
12395 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
12396 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
12397 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
12398 (powerpc-*-eabiaix*): Likewise.
12399 (powerpc-*-eabisim*): Likewise.
12400 (powerpc-*-elf*): Likewise.
12401 (powerpc-*-eabi*): Likewise.
12402 (powerpc-*-rtems*): Likewise.
12403 (powerpc-*-linux*libc1): Likewise.
12404 (powerpc-*-linux*): Likewise.
12405 (powerpc-wrs-vxworks*): Likewise.
12406 (powerpcle-wrs-vxworks*): Likewise.
12407 (powerpcle-*-sysv*): Likewise.
12408 (powerpcle-*-elf*): Likewise.
12409 (powerpcle-*-eabisim*): Likewise.
12410 (powerpcle-*-eabi*): Likewise.
12411 (powerpcle-*-solaris2*): Likewise.
12412 * config/rs6000/aix31.h: Delete includes.
12413 * config/rs6000/aix3newas.h: Likewise.
12414 * config/rs6000/aix41.h: Likewise.
12415 * config/rs6000/aix43.h: Likewise.
12416 * config/rs6000/beos.h: Likewise.
12417 * config/rs6000/rtems.h: Likewise.
12418 * config/rs6000/sysv4.h: Likewise.
12420 2001-01-09 Kazu Hirata <kazu@hxi.com>
12422 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
12423 Change an argument mode of machine_mode to shift_mode of
12424 shift_mode. Remove an extra error check.
12425 (emit_a_shift): Adopt to the new calling prototype of
12427 (function_prologue): Fix code for a monitor
12428 function. Support H8/S.
12429 (function_epilogue): Do not output pop for a monitor function.
12431 2001-01-09 Nick Clifton <nickc@redhat.com>
12433 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
12434 (setup_incoming_varargs): Use sysv_varargs_p field of the
12435 cfun->machine structure.
12436 (struct machine_function): Move to rs6000.h
12437 (rs6000_save_machine_status): Delete.
12438 (rs6000_restore_machine_status): Delete.
12439 (rs6000_init_machine_status): New Function.
12440 (rs6000_free_machine_status): New Function.
12441 (rs6000_init_expanders): Use new functions.
12443 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
12445 (struct machine_function): Move here.
12447 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
12448 sysv_varargs_p field of the cfun->machine structure.
12450 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
12452 (rs6000_restore_machine_status): Remove prototype.
12454 2001-01-09 Richard Henderson <rth@redhat.com>
12456 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
12457 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
12458 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
12459 (sched_analyze_2, sched_analyze_insn): Likewise.
12460 (sched_analyze, init_deps): Likewise.
12461 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
12462 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
12463 (compute_block_backward_dependences): Update propagate_deps call.
12465 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
12467 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
12469 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12471 * cppinit.c (OPT_MD, OPT_MMD): Restore.
12472 (cpp_handle_option): Handle them.
12473 (cpp_post_options): Ensure one of -M or -MM is specified with
12474 any other -M? option.
12475 (init_dependency_output): Suppress output with -MG.
12477 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12479 * cpp.texi: Update.
12480 * invoke.texi: Update.
12482 2001-01-09 Bernd Schmidt <bernds@redhat.com>
12484 * sh.md (reload_outsf): Generate recognizable patterns for
12487 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12489 * c-lang.c (lang_hooks): Update.
12490 (lang_init): Rename c_init.
12491 (lang_finish): Remove.
12492 * toplev.c (compile_file): Use lang_hooks for lang_init ()
12493 and lang_finish ().
12494 * toplev.h (lang_hooks): Add init () and finish ().
12495 * tree.h (lang_init, lang_finish): Remove.
12496 * cp/tree.h (lang_init, lang_finish): Remove.
12497 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
12498 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
12500 (lang_init, lang_finish): Remove.
12501 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
12502 (lang_hooks): Update.
12503 * java/lang.c (lang_init): Rename java_init.
12504 (lang_finish): Remove.
12505 (lang_hooks): Update.
12506 * objc/objc-act.c (lang_init): Rename objc_init.
12507 (lang_finish): Remove.
12508 (lang_hoooks): Update.
12510 20001-01-09 Graham Stott <grahams@redhat.com>
12512 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
12513 after `ptr` is initialised.
12515 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12517 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
12518 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
12519 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
12520 stack adjusts, instead of r3.
12522 2001-01-09 Michael Hayes <mhayes@redhat.com>
12524 * flow.c (flow_loop_scan): Break out of ...
12525 (flow_loops_find) ... here.
12526 * basic-block.h (flow_loop_scan): New.
12527 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
12528 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
12530 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12532 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
12534 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
12535 realloc()ing macro_buffer.
12537 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
12538 if it's wider than long and the target's long is wider than the
12541 2001-01-09 Mark Mitchell <mark@codesourcery.com>
12543 Remove support for using UWIN as a host machine.
12544 * configure.in: Issue an error message.
12545 * configure: Regenerated.
12546 * config.gcc: Remove xm_* UWIN configury.
12547 * config/i386/xm-uwin.h: Remove.
12549 2001-01-08 Nick Clifton <nickc@redhat.com>
12551 * config/v850/v850.c (ra_rtx): Delete.
12552 (v850_save_machine_status): Delete.
12553 (v850_restore_machine_status): Delete.
12554 (v850_init_machine_status): New function.
12555 (v850_mark_machine_status): New function.
12556 (v850_free_machine_status): New function.
12557 (v850_return_addr): Use ra_rtx field in machine structure.
12558 (v850_init_expanders): Use new functions.
12560 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
12561 * config/v850/v850.c: Change arguments to v850_output+* functions
12562 to take a const char *, to avoid compile time warning.
12563 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
12564 (USER_LABEL_PREFIX): Redefine.
12566 2000-01-08 Jim Wilson <wilson@redhat.com>
12568 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
12569 1 to unsigned HOST_WIDE_INT before left shift.
12571 2001-01-08 Nick Clifton <nickc@redhat.com>
12573 * config/arm/arm.c (arm_mark_machine_status): Check to see if
12574 the machine structure has been allocated.
12575 (arm_free_machine_status): New function: Free the machine
12576 specific function structure.
12578 2001-01-08 Richard Henderson <rth@redhat.com>
12580 * jump.c (simplejump_p): Revert last change.
12582 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
12584 * cppinit.c (init): Rename init_library.
12585 (cpp_create_reader): Update.
12586 * gcc.c (cpp_options): If -o given, use it as the target of
12589 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12591 * arm.c (arm_arch5e): New variable.
12592 (all_cores): XScale is a 5TE device.
12593 (arm_override_options): Set arm_arch5e.
12594 (arm_init_builtins): __builtin_prefetch is in arch5e.
12595 * arm.h (arm_arch5e): Declare it.
12597 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
12599 * arm.md (define_constants): Add defines for UNSPEC and
12600 UNSPEC_VOLATILE insns. Update all users.
12601 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
12602 * arm.c (multi_register_push, note_invalid_constants)
12603 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
12604 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
12605 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
12607 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
12609 * jump.c (jump_optimize_1): Use reversed_comparison_code
12610 instead of can_reverse_comparison_p.
12611 (jump_back_p): Likewise.
12612 (invert_exp_1): Likewise.
12613 (thread_jumps): Likewise.
12614 * simplify-rtx.c (simplify_unary_operation): Likewise.
12615 (simplify_ternary_operation): Likewise.
12616 * cse.c (find_comparison_args): Convert to use
12617 can_reverse_comparison_p.
12618 (record_jump_equiv): Likewise.
12620 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12622 * arm.h (HARD_REGNO_RENAME_OK): Delete.
12623 (EPILOGUE_USES): Define.
12624 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
12625 automatically stack the LR if it isn't live.
12627 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
12629 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
12632 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
12634 * ggc-page.c (max_alignment): New structure.
12635 (MAX_ALIGNMENT): New macro.
12636 (init_ggc): Use it to round up the sizes in the
12637 extra_order_size_table.
12639 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12641 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
12644 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12646 * builtins.def (BUILT_IN_FPRINTF): New entry.
12648 * c-common.c (c_expand_builtin_fprintf): New function.
12649 (init_function_format_info): Handle __builtin_fprintf.
12650 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
12651 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
12653 * c-decl.c (duplicate_decls): Adjust comment.
12655 * extend.texi (fprintf): Document new builtin.
12657 2001-01-07 Richard Henderson <rth@redhat.com>
12659 * jump.c (simplejump_p): Recognize any single_set jump
12660 of the proper form.
12662 2001-01-07 Richard Henderson <rth@redhat.com>
12664 * configure.in (slibdir): Accept an --with-slibdir option.
12665 Use "test" not "[" in configure. Default to $(libdir).
12667 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
12669 * config/t-aix43 (SHLIB_INSTALL): Likewise.
12670 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
12671 (SHLIB_LINK): Create links for the soname.
12672 * config/mips/t-iris6: Likewise.
12673 * config/sparc/t-slibgcc: Likewise.
12674 * config/sparc/t-slibgcc-sld: Likewise.
12676 2001-01-07 Jakub Jelinek <jakub@redhat.com>
12678 * config/i386/i386.c (constant_call_address_operand): Accept
12679 (const (plus (symbol_ref) (const_int))).
12680 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
12681 constant_call_address_operand.
12683 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12685 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
12686 and LONG_LONG_TYPE_SIZE > 32.
12688 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12690 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
12691 the previous change.
12693 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
12695 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
12697 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
12698 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
12699 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
12702 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12704 * fix-header.c (read_scan_file): s/pfile/scan_in/.
12706 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12708 * c-lang.c (c_post_options): Call cpp_post_options.
12709 * objc/objc-act.c (objc_post_options): Similarly.
12710 * cppmain.c (main): Similarly.
12711 * fix-header.c (read_scan_file): Similarly.
12712 * cppinit.c (cpp_start_read): Move option consistency checks
12713 to cpp_post_options. Don't call init_dependency_output.
12714 If needed, add default target and main file dependency.
12715 (OPT_MD, OPT_MMD): Remove.
12717 (cpp_handle_option): Update for OPT_* changes.
12718 (cpp_post_options): New.
12719 (init_dependency_output): Command line -MF overrides environment
12720 variables. Don't set default target etc. Suppress output
12721 if dependencies are going to stdout.
12722 (print_help): Update.
12723 * cpplib.h (cpp_post_options): New.
12724 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
12726 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
12728 * jump.c (comparison_dominates_p): Support unordered compares.
12730 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
12732 * simplify-rtx.c (simplify_relational_operation): Always simplify
12733 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
12736 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
12738 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
12739 (nonzero_bits): Likewise.
12740 (simplify_comparison): Likewise.
12741 (num_sign_bit_copies): Likewise; return more sane value depending
12742 on STORE_FLAG_VALUE.
12743 (known_cond): Do not assume EQ to be always true for equivalent
12746 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
12748 * cse.c (fold_rtx): Handle unordered comparisons.
12750 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
12752 * rtlanal.c (set_of_1): New static function.
12753 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
12754 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
12755 reg_set_last_last_regno): Remove.
12756 (set_of): New global function.
12757 (set_of_data): New structure.
12758 (reg_set_p, reg_set_last): Revamp for set_of.
12759 * rtl.h (set_of): New.
12761 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
12763 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
12764 * extend.texi: Document _Exit builtin.
12766 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12768 * (initialize, initialize_builtins,
12769 initialize_dependency_output, initialize_standard_includes):
12770 Rename s/initialize/init. Update.
12771 (init_dependency_output): Move to after
12772 cpp_handle_options, the correct location temporally at least.
12773 (opt_comp): Move next to init (), its caller. Fix prototype.
12774 (init): Make "initialized" local scope.
12775 (cpp_create_reader): Always call init ().
12776 (cpp_start_read): Update.
12777 (output_deps): New function, broken out of cpp_finish.
12778 (cpp_finish): Break out output_deps.
12780 2001-01-07 Richard Henderson <rth@redhat.com>
12782 * collect2.c (COFF specific stuff): Revert 12-06 patch
12783 to prototype system functions.
12785 2001-01-07 Michael Hayes <mhayes@redhat.com>
12787 * hard-reg-set.h: Add multiple include guard.
12788 * basic-block.h (struct loop): Add `sink' field.
12789 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
12790 (emit_iv_add_mult): Delete.
12791 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
12792 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
12793 (unroll_loop): Remove end_insert_before argument.
12794 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
12795 (maybe_eliminate_biv_1): Likewise.
12796 (emit_iv_add_mult): Delete.
12797 (gen_add_mult, loop_regs_update): New.
12798 (loop_insn_emit_after, loop_insn_emit_before): New.
12799 (loop_insn_sink, loop_insn_sink_or_swim): New.
12800 (emit_iv_add_mult): Delete.
12801 (scan_loop): Set loop->sink.
12802 (loop_givs_reduce): Use loop_insn_sink and its ilk.
12803 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
12804 (maybe_eliminate_biv_1): Likewise.
12805 (maybe_eliminate_biv_1): Add basic block argument.
12806 * unroll.c (unroll_loop): Remove end_insert_before argument.
12807 (find_splittable_regs): Likewise.
12808 (find_splittable_regs): Use loop_insn_sink and its ilk.
12809 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
12811 2001-01-07 Michael Hayes <mhayes@redhat.com>
12813 * loop.h (loop_insn_hoist): New prototype.
12814 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
12815 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
12816 (check_dbra_loop, load_mems): Likewise.
12817 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
12818 (find_splittable_givs): Likewise.
12820 2001-01-07 Michael Hayes <mhayes@redhat.com>
12822 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
12824 2001-01-07 Richard Henderson <rth@redhat.com>
12826 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
12828 2001-01-07 Richard Henderson <rth@redhat.com>
12830 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
12831 NO_SHARED_LIBGCC_MULTILIB as required for the target.
12832 * gcc.c (init_spec): Massage the existing libgcc_spec into a
12833 variant that handles a shared libgcc.
12834 (process_command): Always validate -{static,shared}-libgcc.
12835 (do_spec_1): New 'M' case.
12836 * invoke.text (Link Options): Document -{static,shared}-libgcc.
12838 2001-01-07 Richard Henderson <rth@redhat.com>
12840 * Makefile.in (slibdir): New variable.
12841 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
12842 (installdirs): Create slibdir.
12843 (install-libgcc, install-multilib): Defer to libgcc.mk.
12844 * configure.in (slibdir): Substitute.
12845 * mklibgcc.in (install): New target.
12847 * config/t-linux (SHLIB_LINK): Create links for the soname.
12848 (SHLIB_INSTALL): New.
12849 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
12850 * config/mips/t-iris6 (SHLIB_INSTALL): New.
12851 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
12852 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
12853 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
12855 2001-01-07 Richard Henderson <rth@redhat.com>
12857 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
12858 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
12859 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
12861 2001-01-07 Michael Hayes <mhayes@redhat.com>
12863 * loop.c (count_loop_regs_set): Delete.
12864 (load_mems_and_recount_loop_regs_set): Delete.
12865 (loop_regs_scan): Merge common code from count_loop_regs_set,
12866 scan_loop, and load_mems_and_recount_loop_regs_set.
12867 (scan_loop): Call load_mems directly and loop_regs_scan
12868 again if new registers created.
12870 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12872 * toplev.c (main): Call the front-end specific post_options
12873 hook if one is given.
12874 * toplev.h (struct_lang_hooks, lang_hooks): New.
12875 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
12876 for the C front end.
12877 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
12878 lang_hooks for the C++ front end.
12879 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
12880 lang_hooks for the ObjC front end.
12881 * f/com.c (lang_hooks): Hooks for the Fortran front end.
12882 * java/lang.c (lang_hooks): Hooks for the Java front end.
12884 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12886 * c-lex.c (init_c_lex): Request #define / #undef callbacks
12887 for verbose DWARF[2] debugging.
12888 (cb_define, cb_undef): The new callbacks.
12889 * toplev.h (debug_define, debug_undef): Make const correct.
12890 * toplev.c (debug_define, debug_undef): Similarly. Do not
12891 perform the verbosity tests here anymore.
12893 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
12895 * reload.c (subst_reloads): Take INSN argument. When
12896 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
12897 * reload.h (subst_reloads): Adjust prototype.
12898 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
12899 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
12900 present in JUMP_INSNs and copy them to JUMP_LABEL.
12901 * flow.c (find_label_refs, find_basic_blocks_1): Skip
12902 JUMP_INSNs and insns with REG_LABELs that are followed by
12903 JUMP_INSNs with the same REG_LABEL.
12904 * sched-rgn.c (is_cfg_nonregular): Likewise.
12905 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
12907 * unroll.c (unroll_loop): Look for REG_LABEL notes in
12909 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
12911 2001-01-06 Richard Henderson <rth@redhat.com>
12913 * loop.c (scan_loop): Use xcalloc for the regs array.
12914 (load_mems_and_recount_loop_regs_set): Zero the new memory
12915 received from xrealloc.
12917 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
12919 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
12921 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
12923 * integrate.c (copy_rtx_and_substitute): When copying
12924 an ignored return value, strip REG_FUNCTION_VALUE_P.
12926 2001-01-06 Michael Hayes <mhayes@redhat.com>
12928 * loop.c (debug_biv, debug_giv): New.
12929 (loop_biv_dump): Break out from ...
12930 (record_biv): ... here.
12931 (loop_giv_dump): Break out from ...
12932 (record_giv): ... here.
12933 (loop_bivs_check): Use print_simple_rtl.
12934 * unroll.c (loop_iterations): Use print_simple_rtl.
12936 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
12938 * pa.md (return, return_internal): Modify patterns to prevent regrename
12939 mucking with the return pointer.
12941 2001-01-05 Richard Henderson <rth@redhat.com>
12943 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
12945 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
12947 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
12948 version supplied by Matteo Frigo.
12950 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12952 * cpp.texi: Update for -MQ.
12953 * cppinit.c (cpp_create_reader): Always create pfile->deps.
12954 (cpp_cleanup): Always free pfile->deps.
12955 (initialize_dependency_output): Don't create pfile->deps.
12956 (cpp_handle_option): Similarly.
12958 * gcc.c (cpp_options): Handle -MQ.
12959 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12960 * mkdeps.c (base_name): Remove.
12961 (deps_init): Don't allocate vector space until it's needed.
12962 (deps_free): Only free vectors if allocated.
12963 (deps_add_target, deps_add_dep): Update for initial allocation.
12964 (deps_add_default_target): Don't strip to the base_name.
12966 2001-01-05 DJ Delorie <dj@redhat.com>
12968 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
12969 (INIT_EXPANDERS): Define.
12971 * config/v850/v850.c (struct machine_function): Define.
12972 (v850_save_machine_status): New function.
12973 (v850_restore_machine_status): New function.
12974 (v850_return_addr): New function.
12975 (v850_init_expanders): New function.
12977 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
12978 and v850_init_expanders.
12980 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
12982 * cpplib.h (struct cpp_reader): Add help_only field.
12983 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
12984 (cpp_handle_option): Set pfile->help_only if we see -h,
12985 --help, -target-help, or --version. Print version string but
12986 do not set help_only if we see -v or -version. Make text
12987 printed by -v match that printed by (-)-version.
12989 * cppmain.c (main): Exit after option parsing if
12990 pfile->help_only is true.
12992 * toplev.c (independent_decode_option): Call print_version,
12993 then exit, if we see --version (but not -version).
12994 (print_version): Split lengthy message into two lines.
12996 2001-01-05 Nick Clifton <nickc@redhat.com>
12998 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
12999 temporary string for initialisation before calling ggc_alloc_string.
13001 2001-01-06 Michael Hayes <mhayes@redhat.com>
13003 * rtl.h (print_simple_rtl): New.
13004 * print-rtl.c (print_simple_rtl): New.
13005 (flag_simple): New.
13006 (print_rtx): Disable printing of flags and modes, etc.,
13007 if `flag_simple` nonzero.
13009 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13011 * function.c (fixup_var_refs): Use push_to_full_sequence where
13014 2001-01-05 Michael Meissner <meissner@redhat.com>
13016 * flags.h (flag_reorder_blocks): Add declaration.
13017 (flag_rename_block): Ditto.
13019 2001-01-05 DJ Delorie <dj@redhat.com>
13021 * function.c (reorder_blocks): Make sure the flags are all reset
13022 before using them to mark blocks, else a second invocation will
13023 corrupt the block chain.
13024 (reorder_blocks_0): New, resets the flags.
13026 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
13028 * cse.c (find_comparison_args): Stop if the argument is known to
13031 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13033 * config/sh/sh.md (movdf): When splitting load into pair of
13034 registers, don't clobber the register used in the address too
13037 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
13039 * varasm.c (mark_constant_pool): Improve initial comments.
13040 (mark_constants): Move marking of constants to mark_constant.
13041 (mark_constant): New function to recursively mark all constants
13042 referred to by a constant.
13044 2001-01-05 Catherine Moore <clm@redhat.com>
13046 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
13048 2001-01-05 Phil Edwards <pme@sources.redhat.com>
13050 * cp/lang-options.h: Bring comment in line with reality.
13051 * f/lang-options.h: Likewise.
13052 * java/lang-options.h: Likewise.
13053 * objc/lang-options.h: Likewise.
13054 * ch/lang-options.h: Likewise.
13055 * f/g77.texi: And update the manual.
13057 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
13058 Denis Chertykov <denisc@overta.ru>
13060 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
13061 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
13062 * config/avr/avr.md (all peepholes that request a scratch register):
13063 Call it, FAIL the peephole if not safe (in interrupt functions).
13065 2001-01-05 Mark Mitchell <mark@codesourcery.com>
13067 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
13069 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
13071 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
13073 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
13074 BUILT_IN_CREAL and BUILT_IN_CIMAG.
13075 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
13076 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
13077 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
13079 * extend.texi: Document these builtins.
13081 2001-01-05 Daniel Berlin <dberlin@redhat.com>
13083 * c-common.c (lang_get_alias_set): Say we know nothing of
13084 VECTOR_TYPE aliasing.
13086 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
13088 2001-01-05 Bruce Korb <bkorb@gnu.org>
13090 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
13091 their x* equivalent versions for atexit-less systems
13092 * fixinc/fixincl.c(main): do not return from main() on atexit-less
13093 systems (or any other system any more).
13095 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
13097 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
13098 output operands. Use arm_hard_register_operand for operand 4.
13099 (stmsi_postinc): Similarly.
13100 (ldmsi): Use arm_hard_register_operand for opernand 2.
13101 (stmsi): Similarly.
13102 * arm.c (arm_hard_register_operand): New function.
13103 * arm-protos.h (arm_hard_register_operand): Prototype it.
13105 * arm.h (HARD_REGNO_RENAME_OK): Define.
13107 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
13109 * simplify-rtx.c (cfc_args): add "unordered" field.
13110 (check_fold_consts): Set unordered field.
13111 (simplify_relational_operation): Simplify the unordered
13114 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
13117 * emit-rtl.c (try_split): Fix code to mark labels.
13118 * jump.c (mark_jump_label): Make global.
13119 * rtl.h (mark_jump_label): Declare.
13121 * predict.c (estimate_probability): Handle unordred comparisons.
13123 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13125 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
13126 * cppinit.c (initialize_dependency_output): Update.
13127 (cpp_finish): Output dummy targets for -MP.
13129 (cpp_handle_option): Handle -MP. Don't quote -MT options.
13130 * cpplib.h (struct cpp_options): Add deps_phony_targets.
13131 * gcc.c (cpp_options): Update to handle -MP.
13132 * mkdeps.c (deps_add_target, deps_add_default_target): Update
13133 to quote only the default target.
13134 (deps_phony_targets): Insert a preceding newline. Rename from
13135 deps_dummy_targets for consistency.
13138 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13140 * calls.c (emit_library_call_value_1): Support
13141 INIT_CUMULATIVE_LIBCALL_ARGS.
13142 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
13144 2001-01-04 Richard Henderson <rth@redhat.com>
13146 * c-decl.c (finish_struct): Detect flexible array members
13147 used in an inappropriate context.
13148 * c-typeck.c (really_start_incremental_init): Special case
13149 constructor_max_index for zero length arrays.
13150 (pop_init_level): Allow initialization of flexible array
13151 members. Deprecate initialization of zero length arrays.
13152 Don't issue missing initializer warning for flexible array
13153 members or zero length arrays.
13154 (process_init_element): Don't dereference null DECL_SIZE.
13155 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
13156 Don't abort for empty constructors. Use size_binop
13157 (output_constructor): Add commentary regarding zero length
13158 array futures. Abort if we try to initialize an array of
13159 unspecified length with a non-empty constructor in the middle
13162 * extend.texi (Zero Length): Update and clarify documentation
13163 on static initialization.
13165 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13167 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
13168 with more than 32767 words of local storage.
13170 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13172 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
13173 for 'abs', 'labs', and 'fabs'.
13174 (c4x_expand_builtin): Likewise.
13175 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
13177 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13179 * config/sh/sh.md (prget, prset): New insn types.
13180 (return delay slot): Dont' allow prset.
13181 (call, sfunc delay slot): Don't allow prget.
13182 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
13183 for prset and prget.
13185 2001-01-05 Michael Hayes <mhayes@redhat.com>
13187 * loop.h (struct loop_reg): New.
13188 (struct loop_regs): Change to use array of `struct loop_reg'.
13189 * loop.c: Replace assortment of varrays with single regs array.
13190 (count_one_set): Delete may_not_move array argument
13191 and use regs array instead. All caller's changed.
13192 (count_loop_regs_set): Delete may_not_move and single_usage
13193 arguments and use regs array instead. All caller's changed.
13194 (find_single_use_in_loop): Replace usage array argument with pointer
13195 to regs structure. All caller's changed.
13196 (loop_optimize): Delete `moved_once' array.
13198 2001-01-05 Michael Hayes <mhayes@redhat.com>
13200 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
13201 Use it instead of loop_info->has_call for scanning loop mems.
13202 (check_dbra_loop): Replace loop_info->has_call test with
13203 loop_info->has_nonconst_call.
13205 2000-01-04 Matthew Hiller <hiller@redhat.com>
13207 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
13210 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13212 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
13213 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
13215 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13217 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
13218 (flag_short_double, flag_short_wchar): Define.
13219 (c_common_nodes_and_builtins): Create many tree nodes shared
13220 between C and C++ here instead of in cp/decl.c and ...
13221 * c-decl.c (init_decl_processing): ... here.
13222 (SIZE_TYPE, WCHAR_TYPE): Don't define.
13223 (flag_short_double, flag_short_wchar): Don't define.
13224 (record_builtin_type): New function.
13225 (build_void_list_node): New function.
13226 * c-common.h (flag_short_double, flag_short_wchar,
13227 record_builtin_type, build_void_list_node): Declare.
13229 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
13231 * integrate.c (expand_inline_function): Don't put a virtual
13232 register into the reg map.
13234 * function.c (fixup_var_refs_1): If force_operand didn't put
13235 the address into the target, move it there.
13237 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13239 Special-case tree_decl/tree_list allocations.
13240 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
13241 (OBJECT_SIZE): New macro.
13242 (NUM_EXTRA_ORDER): Likewise.
13243 (extra_order_size_table): New variable.
13244 (NUM_ORDERS): New macro.
13245 (objects_per_page_table): New variable.
13246 (object_size_table): New variable.
13247 (G.pages): Use NUM_ORDERS to bound the array.
13248 (G.page_tails): Likewise.
13249 (DIV_ROUND_UP): Remove.
13250 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
13251 (alloc_page): Use OBJECT_SIZE.
13252 (size_lookup): Don't make it const.
13253 (ggc_alloc): Use OBJECT_SIZE.
13254 (ggc_set_mark): Likewise.
13255 (ggc_get_size): Likewise.
13256 (init_ggc): Set up the object_size_table, objects_per_page_table,
13257 and adjust size_lookup.
13258 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
13259 (ggc_pop_context): Use NUM_ORDERS.
13260 (clear_marks): Likewise.
13261 (sweep_pages): Likewise.
13262 (poison_pages): Likewise.
13263 (ggc_print_statistics): Use OBJECT_SIZE.
13265 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13267 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
13268 Only call array_size_for_constructor if last field and array type
13269 with no upper bound.
13271 2001-01-04 Philip Blundell <philb@gnu.org>
13273 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
13274 from bit 31 downwards, if this requires no more insns.
13275 (count_insns_for_constant): New helper function for above.
13277 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
13279 * gencodes.c (output_predicate_decls): Remove empty initializer.
13281 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13283 * tree.c (copy_node): Remove documentation about obstacks.
13284 (buidl1): Check that nobody tries to build 2-argument nodes this
13287 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13289 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
13292 * gencodes.c (output_predicate_decls): Fill empty initializer
13295 2001-01-04 Jakub Jelinek <jakub@redhat.com>
13297 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
13298 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
13300 (do_include): Handle missing headers like cpp0.
13301 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
13302 paths with first include pathname. Don't strcat to uninitialized
13305 2001-01-04 Bernd Schmidt <bernds@redhat.com>
13307 * regrename.c (regrename_optimize): Don't rename from frame pointer
13308 if frame_pointer_needed.
13309 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
13310 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
13311 (ia64_reorg): Use it instead of scheduling if ! optimize.
13312 (errata_emit_nops): Properly call asm_noperands.
13313 (ia64_sched_reorder): Finish cycle if we see an asm.
13314 (ia64_variable_issue): Clear scheduling state after asms.
13316 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
13318 * cpp.texi: Update for -MT.
13319 * cppinit.c (initialize_dependency_output): Add a default
13320 target if none has been given already.
13321 (no_tgt, OPT_MT): New.
13322 (cpp_handle_option): Handle -MT. Update -M etc.
13323 * cpplib.h (struct cpp_options): Remove deps_target.
13324 * gcc.c (cpp_options): Handle -MT.
13325 * mkdeps.c (struct deps): Move from mkdeps.h.
13326 (deps_calc_target): Rename deps_add_default_target. Add a
13327 default target if none has been specified already.
13328 * mkdeps.h (struct deps): Move to mkdeps.c.
13329 (deps_calc_target): Rename deps_add_default_target.
13331 2000-01-03 Richard Henderson <rth@redhat.com>
13333 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
13335 * c-typeck.c (push_init_level): Move checks for flexible array
13336 members and zero length arrays ...
13337 (pop_init_level): ... here. Silently discard empty initializations.
13339 * varasm.c (output_constructor): Update for sizeof change to
13340 zero-length arrays.
13342 * extend.texi (Zero Length): Clarify semantics.
13344 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13346 * configure.in (tm.h): Include isns-codes.h last.
13347 * configure: Rebuilt.
13349 2001-01-03 Richard Henderson <rth@redhat.com>
13351 * config/alpha/alpha.md (addvsi3, addvdi3): New.
13352 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
13354 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13356 * tradcpp.c (main): Make sure finclude() is called with a valid
13357 indepth value while handling -include.
13359 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13361 * gencodes.c (output_predicate_decls): New function.
13363 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
13364 even if it is not the first time machmode.h is #included.
13365 * config/sh/sh.c (fpul_operand): Declare MODE argument.
13366 * tm.texi (PREDICATE_CODES): Document predicate declarations.
13367 * gcc.texi (Copyright): Added 2001.
13369 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13371 * c-common.c (c_common_lang_init): New function. Warn if format
13372 warning options which only have effects when used with -Wformat
13373 are used without -Wformat.
13374 * c-common.h (c_common_lang_init): Declare.
13375 * c-lang.c (lang_init): Call c_common_lang_init.
13376 * objc/objc-act.c (lang_init): Call c_common_lang_init.
13378 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13380 * configure.in: Check for the mktemp command.
13381 * configure: Regenerate.
13382 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
13383 $TEMP. Create temporary files with mktemp, if available at
13384 configure time; otherwise use set -C. Remove temporary files
13387 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13389 * configure.in: Require at least texinfo 4.0. Check for whether
13390 Pod::Man is sufficiently recent to regenerate GCC manpages.
13391 * configure: Regenerate.
13392 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
13394 (GENERATED_MANPAGES): Define.
13395 (generated-manpages): New target. Depend on cpp.1 as well as
13397 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
13398 configure to generated-manpages or empty) rather than on the
13399 manpages directly. Remove execute permission from installed
13400 gcov.1 as well as cpp.1.
13401 * cpp.1, gcov.1: Regenerate.
13403 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13405 * builtins.c (expand_builtin_strncmp): Use host_integerp and
13406 tree_low_cst. Allow using cmpstrsi in more cases.
13408 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13410 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
13413 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
13415 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
13416 * Makefile.in (HOST_CFLAGS): Mention build-make.
13418 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13420 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
13423 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13425 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
13428 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
13431 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
13432 reg_base_value and reg_known_value arrays.
13433 (init_alias_analysis): Add more cases to detect known values.
13434 * sched-deps.c (deps_may_trap_p): New function.
13435 (sched_analyze_2): Use it.
13437 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13439 * combine.c (simplify_shift_const): Even if we're sign-extracting,
13440 don't discard an ASHIFTRT if we're shifting in a wider mode.
13442 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
13444 * toplev.c (rest_of_compilation): Don't print basic block information
13445 when CFG isn't up to date.
13447 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
13449 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
13450 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
13451 (UNALIGNED_SHORT_ASM_OP): Define.
13452 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
13454 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13456 * fold-const.c (fold_convert): Fix typo.
13458 2001-01-02 Richard Henderson <rth@redhat.com>
13460 * c-common.h (ASM_INPUT_P): New.
13461 * c-parse.in (asm): Set it when needed.
13462 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
13463 existance of an operand.
13465 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
13467 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
13468 (dwarf2out_frame_debug_expr): Likewise.
13469 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
13471 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
13473 * i386.c (ix86_split_to_parts): Return number of part required;
13475 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
13477 (ix86_split_long_move): Use number of part returned
13478 by ix86_split_to_parts
13479 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
13481 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
13482 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
13483 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
13484 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
13485 (ALIGN_MODE_128): Add TFmode.
13486 (IS_STACK_MODE): Likewise.
13487 (HARD_REGNO_NREGS): TFmode needs 3 registers.
13488 (HARD_REGNO_OK): Support TFmodes.
13489 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
13490 * i386.md (scheduler definitions): Use memory operand to determine
13491 fst/fld instructions; use mode attribute to determine real mode of
13493 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
13494 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
13496 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13498 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
13500 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13502 * expr.c (store_constructor_field): Update ALIGN before calling
13505 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13507 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
13510 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13512 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
13515 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13517 * c-decl.c (start_function): Don't warn on third parameter to main.
13519 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13521 * tsystem.h: Define HAVE_DECL_GETOPT.
13523 2001-01-02 Philip Blundell <pb@futuretv.com>
13525 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
13528 2001-01-02 Richard Henderson <rth@redhat.com>
13530 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
13532 2001-01-02 Andreas Jaeger <aj@suse.de>
13534 * c-decl.c (c_decode_option): Remove support of
13535 -Wmissing-noreturn.
13537 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
13538 (W_options): Add -Wmissing-noreturn here.
13540 * flow.c: Define lang_missing_noreturn_ok_p.
13541 (check_function_return_warnings): Use it.
13543 * c-common.h: Declare lang_missing_noreturn_ok_p.
13545 * c-lang.c (c_missing_noreturn_ok_p): New function.
13546 (lang_init): Set lang_missing_noreturn_ok_p.
13548 * invoke.texi (Warning Options): Document this.
13550 2000-12-27 Phil Edwards <pme@sources.redhat.com>
13552 * extend.texi (C++ Extensions): New node for C++ attributes;
13553 describe init_priority and com_interface.
13554 * invoke.texi: Remove -finit-priority as it now has zero effect.
13555 * install.texi: Fix xref syntax.
13556 * md.texi: Likewise.
13558 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13560 * config.gcc (sparc64-wrs-vxworks*): New case.
13561 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
13563 * config/sparc/sparc.c (sparc_override_options): Do support different
13564 pointer and architecture size.
13565 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
13566 (POINTERS_EXTEND_UNSIGNED): Define.
13567 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
13568 (FUNCTION_MODE): Define to be Pmode.
13569 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
13571 * function.c (expand_function_end): Properly handle DECL_RESULT
13572 and copy when ptr_mode != Pmode.
13573 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
13575 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13577 * c-common.c (c_common_nodes_and_builtins): Set prototype
13578 parameters for __builtin_fputs, __builtin_fputc and
13579 __builtin_fwrite. Don't declare plain fputc as a builtin.
13581 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
13583 * loop.c (add_label_notes): Increment the label usage count when
13584 a note is added to an insn which refers to a CODE_LABEL.
13585 * gcse.c (add_label_notes): Likewise.
13587 2001-01-01 Andreas Jaeger <aj@suse.de>
13589 * loop.c (scan_loop): Use xmalloc to allocate movables.
13591 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
13593 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
13594 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
13595 * reload1.c (REGISTER_MOVE_COST): Likewise.
13596 * regclass.c (REGISTER_MOVE_COST): Likewise.
13597 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
13598 dimension. Adjust all users.
13599 (init_reg_sets_1): Iterate on all modes.
13600 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
13601 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
13602 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
13603 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
13604 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
13605 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
13606 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
13607 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
13608 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
13609 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
13610 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
13611 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
13612 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
13613 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
13614 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
13615 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
13616 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
13617 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
13618 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
13619 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
13620 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
13621 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
13622 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
13623 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
13624 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
13625 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
13626 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
13628 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13630 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
13631 arg VARIES_P. Call it with extra arg.
13632 (true_dependence): Likewise.
13633 * rtl.h (rtx_addr_can_trap_p): Declare.
13634 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
13636 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
13637 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
13638 pic offset table register if it's zero. All callers changed.
13639 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
13641 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13643 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
13644 STRING_POOL_ADDRESS_P.
13646 * config/sparc/sparc.c (input_operand): Properly test for short op.
13648 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
13649 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
13650 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
13651 * config/sparc/elf.h: No longer include sol2.h.
13652 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
13653 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
13655 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
13657 2001-01-01 Michael Hayes <mhayes@redhat.com>
13659 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
13660 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
13661 (record_initial): Likewise.
13662 * unroll.c (copy_loop_body, loop_iterations): Likewise.
13663 (remap_split_bivs): Likewise.
13665 2001-01-01 Michael Hayes <mhayes@redhat.com>
13667 * loop.c (loop_ivs_free): New function.
13668 (strength_reduce): Break out from...
13670 2001-01-01 Michael Hayes <mhayes@redhat.com>
13672 * loop.h (struct iv): New.
13673 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
13674 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
13675 'reg_biv_class' fields with 'regs' and 'n_regs'.
13676 (struct ivs): Rename 'loop_iv_list' field to 'list'.
13677 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
13678 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
13680 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
13682 * resource.c (mark_referenced_resources): Abort() before
13683 attempting to mark a pseudo register.
13684 (mark_set_resources): Likewise.
13686 2001-01-01 Michael Hayes <mhayes@redhat.com>
13688 * loop.h (REG_IV_CLASS): New accessor macro.
13689 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
13690 * unroll.c (REG_IV_CLASS): Likewise.
13692 See ChangeLog.4 for earlier changes.