1 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
3 * doc/install-old.texi: Remove more documentation of configure
5 * doc/install.texi: Add it here.
7 Sat Jun 23 19:40:05 CEST 2001 Jan Hubicka <jh@suse.cz>
9 * i386-protos.h (emit_i387_cw_initialization): Declare.
10 * i386.md (movsi_insv_1): Remove '*'.
11 (fix_trunc?f?i2): Revamp to use control word parameters.
12 (fix_trunc?i_1): Likewise; update splitters.
13 (fix splitter): Remove.
14 * i386.c (MAX_386_STACK_LOCALS): set to 3.
15 (emit_i387_cw_initialization): New function.
16 (output_fix_trunc): Do not initialize control word;
17 kill dead code; simplify.
19 2001-06-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
21 * cppmacro.c (make_string_token): Avoid warning.
22 (cpp_macro_definition): Prepend the macro name. Update
24 * cppmain.c (cb_define, dump_macro): Update for changes
25 to cpp_macro_definition.
27 Sat Jun 23 10:20:03 CEST 2001 Jan Hubicka <jh@suse.cz>
29 * flow.c (attempt_auto_inc, try_pre_increment_1): Fix typo.
31 Sat Jun 23 01:23:59 CEST 2001 Jan Hubicka <jh@suse.cz>
33 * flow.c (mark_set_1, attempt_auto_inc, mark_used_reg,
34 try_pre_increment_1): compute REG_FREQ using bb->frequency.
36 * regclass.c (loop_cost): Kill.
37 (frequency): New global variable.
38 (record_operand_costs): Replace loop_cost by frequency.
39 (scan_one_insn): Likewise.
40 (regclass): Likewise; set frequency according to bb->frequency.
42 * flow.c (split_edge): Set frequency.
44 Sat Jun 23 01:16:42 CEST 2001 Jan Hubicka <jh@suse.cz>
46 * predict.c (block_info_def): Add nvisited.
47 (propagate_freq): Count nvisited; re-queue delayed blocks; handle
50 * flow.c (dump_edge_info): Dump the probability of edge.
51 (combine_predictions_for_insn): Dump the basic block.
53 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
55 * doc/gcc.texi: Update documentation of source files of C
58 2001-06-22 Richard Henderson <rth@redhat.com>
60 * doc/invoke.texi (-funsafe-math-optimizations): Document its
61 possible effects at link time.
63 2001-06-22 Diego Novillo <dnovillo@redhat.com>
65 * basic-block.h (dump_edge_info): Declare.
66 (clear_edges): Declare.
67 (mark_critical_edges): Declare.
68 * flow.c (dump_edge_info): Remove static declaration.
70 (mark_critical_edges): Ditto.
71 (free_basic_block_vars): Only clear edges and free basic block
72 array if basic_block_info is not NULL.
73 * ssa.c (compute_dominance_frontiers): Remove static declaration.
74 * ssa.h (compute_dominance_frontiers): Declare.
76 2001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
78 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
79 instead of const1_rtx for true case.
81 2001-06-22 David Mosberger <davidm@hpl.hp.com>
83 * config/ia64/crtfastmath.c: New file.
84 * config/ia64/t-ia64 (EXTRA_PARTS): Include it.
85 * config/ia64/linux.h (ENDFILE_SPEC): New.
87 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
89 * config/h8300/h8300.c (asm_file_start): Remove reference to
92 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
94 * c-common.c (verify_tree): Check for x being NULL.
95 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
99 2001-06-22 DJ Delorie <dj@redhat.com>
101 * config/arm/arm.h (struct machine_function): Remove ra_rtx.
102 * config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
103 (arm_return_addr): Use get_hard_reg_initial_val et al.
104 * config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
105 * config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
106 (d30v_return_addr): Use get_hard_reg_initial_val et al.
107 * config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
108 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
110 (rs6000_mark_machine_status): Remove.
111 (rs6000_return_addr): Use get_hard_reg_initial_val.
112 (rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
113 * config/v850/v850.h (INIT_EXPANDERS): Delete.
114 * config/v850/v850.c (struct machine_function): Delete.
115 (v850_init_machine_status): Delete.
116 (v850_mark_machine_status): Delete.
117 (v850_free_machine_status): Delete.
118 (v850_return_addr): Use get_hard_reg_initial_val.
119 (v850_init_expanders): Delete.
121 Fri Jun 22 19:20:59 CEST 2001 Jan Hubicka <jh@suse.cz>
123 * predict.c (estimate_bb_frequencies): Do not handle conditional
124 jumps jumping to fallthru basic block as conditional jumps.
126 Fri Jun 22 19:11:28 CEST 2001 Jan Hubicka <jh@suse.cz>
128 * regs.h (struct reg_info_def): Add freq field.
129 (REG_N_REFS): Update comment.
131 * regclass.c (scan_one_insn): Update REG_FREQ.
132 * flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
133 (attempt_auto_inc): Likewise.
134 (mark_used_reg): Likewise.
135 (try_pre_increment_1): Likewise.
136 * local-alloc.c (struct qty): Add freq field.
137 (alloc_qty): Set freq.
138 (update_equiv_regs): Set REG_FREQ.
139 (QTY_CMP_PRI): Use freq.
140 (combine_regs): Update qty->freq.
141 * global.c (struct allocno): Update comment for n_refs;
143 (local_reg_freq): New array.
144 (global_alloc): Update freq field;
145 allocate and initialize local_reg_freq.
146 (allocno_compare): Use freq field.
147 (find_reg): Likewise.
148 * reload1.c (count_pseudo): Use freq isntead of n_refs.
149 (count_spilled_pseudo): Likewise.
151 * tm.texi (GCOV_TYPE_SIZE): Document.
152 * basic-block.h (gcov_type): Define.
153 (struct edge_def): Use gcov_type for count field.
154 (struct basic_block_def): Likewise.
155 * defaults.h (GCOV_TYPE_SIZE): Define.
156 * final.c (end_final): Use GCOV_TYPE_SIZE.
157 * flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
158 using HOST_WIDEST_INT_PRINT_DEC.
159 * gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
160 __write_gcov_type): New.
161 (store_long): Remove.
162 * gcov.c (gcov_type): Set default.
163 (struct adj_list): Use gcov_type for arc_count.
164 (bb_info): Use gcov_type for succ_count, pred_count and exec_count.
165 (create_program_flow_graph): Read arc_count properly.
166 (solve_program_flow_graph): 'total' is gcov_type.
167 (output_data): Line_counts is gcov_type, print it properly.
168 * libgcc2.c (struct bb): Counts is gcov_type.
169 (__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
170 * profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
171 (GCOV_TYPE_SIZE): Define.
172 (struct bb_info): succ_count and pred_count is gcov_type.
173 (compute_branch_probabilities): Use __read_gcov_type,
174 print read edges to the dump file.
175 (total): Is gcov_type.
176 (gen_edge_profiler): Use GCOV_TYPE_SIZE.
178 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
180 * optabs.c (emit_libcall_block): When using non-call exceptions,
181 don't mark libcalls never throwing.
183 2001-06-21 Stan Shebs <shebs@apple.com>
185 * objc/objc-act.c (hash_init): Use xcalloc.
187 2001-06-21 Richard Henderson <rth@redhat.com>
189 * flow.c (entry_exit_blocks): Initialize frequency.
190 (split_block): Copy it.
191 (dump_flow_info): Dump it.
193 Thu Jun 21 22:15:10 2001 J"orn Rennecke <amylaar@redhat.com>
195 * sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
196 from machine-depedent_reorg for purposes of alignment supression
197 when no delay slot insn has been added.
199 2001-06-21 Neil Booth <neil@cat.daikokuya.demon.co.uk>
201 * cppmacro.c (make_string_token): Null terminate.
203 2001-06-21 DJ Delorie <dj@redhat.com>
205 * config/alpha/alpha.h (struct machine_function): Remove.
206 * config/alpha/alpha.c (integrate.h): Include.
207 (override_options): Don't set up machine_status hooks.
208 (alpha_init_machine_status): Remove.
209 (alpha_mark_machine_status): Remove.
210 (alpha_free_machine_status): Remove.
211 (alpha_return_addr): Use get_hard_reg_initial_val.
212 (alpha_gp_save_rtx): Likewise.
213 (alpha_ra_ever_killed): Use has_hard_reg_initial_val.
215 2001-06-20 Aldy Hernandez <aldyh@redhat.com>
217 * config/sh/sh.md (interrupt_function): Use
218 current_function_interrupt.
219 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
220 an interrupt function.
222 * config/sh/sh.h (current_function_interrupt): Define extern.
224 * config/sh/sh.c (current_function_interrupt): New global.
225 (sh_expand_prologue): Set current_function_interrupt.
227 2001-06-21 Phil Edwards <pme@sources.redhat.com>
229 * doc/install.texi: Add 'c' to list of --enable-languages choices.
231 2001-06-21 DJ Delorie <dj@redhat.com>
233 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
235 * integrate.c (ggc.h): Include.
236 (initial_value_pair, initial_value_struct,
237 setup_initial_hard_reg_value_integration): Add prototypes.
238 (expand_inline_function): Call
239 setup_initial_hard_reg_value_integration.
240 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
241 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
242 to keep track of values present at the start of a function.
243 (mark_hard_reg_initial_vals): New, for gc.
244 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
245 mappings for initial values.
246 (emit_initial_value_sets): New. Emits code to set initial value
248 * integrate.h: Add prototypes for new functions.
249 * function.h (struct function): Add hard_reg_initial_vals field.
250 * function.c (integrate.h): Include.
251 (mark_function_status): Call
252 mark_hard_reg_initial_vals.
253 * toplev.c (integrate.h): Include.
254 (rest_of_compilation): Call emit_initial_value_sets.
256 2001-06-21 Stan Shebs <shebs@apple.com>
258 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
259 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
260 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
261 everywhere instead of "Objective C".
263 2001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
265 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
266 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
267 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
268 "back end" as nouns and "front-end" and "back-end" as adjectives.
270 Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
272 * predict.c (estimate_probability): Fix loop bounds.
274 Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
276 * toplev.c (rest_of_compilation): Run mark_constant_function
279 Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
281 * predict.c (estimate_loops_at_level, propagate_freq
282 estimate_bb_frequencies, count_to_freqs): New functions.
283 (estimate_probability): Call estimate_bb_frequencies.
284 * basic-block.h (basic_block_def): Add field "freq".
285 (BB_FREQ_MAX): New constant.
287 Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
289 * sh.c (barrier_align): Don't ask for alignment when seeing a
290 branch-around-a-jump from machine_dependent_reorg.
292 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
294 * ssa.c (rename_block): Update parameter to remove_phi_alternative
295 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
296 re-running life analysis.
298 2001-06-20 Stan Shebs <shebs@apple.com>
300 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
301 also use memset to clear the hash tables.
302 (hash_enter): Assume xmalloc always succeeds.
303 (hash_add_attr): Ditto.
304 (continue_class): Ditto.
306 2001-06-20 Michael Meissner <meissner@redhat.com>
308 * builtins.c (predict.h): Include.
309 (expand_builtin_expect): Update comment.
310 (expand_builtin_expect_jump): New function to expand
311 __builtin_expect inside of a conditional jump expansion.
313 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
314 __builtin_expect (<test>, 1).
316 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
318 * rtl.h (expand_builtin_expect_jump): Add prototype.
320 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
322 * doc/rtl.texi (Machine Modes): Correct description of
323 floating-point modes on machines with non-8-bit bytes.
325 2001-06-19 Bernd Schmidt <bernds@redhat.com>
327 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
328 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
331 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
333 * ssa.c (remove_phi_alternative): Remove declaration. No longer
334 static. Second argument is a pointer to a basic block structure,
335 not a basic block index.
336 (convert_to_ssa): Do not remove dead code.
337 (convert_from_ssa): Do not remove dead code to create death notes.
338 * ssa.h (remove_phi_alternative): Declare.
340 * flow.c (delete_unreachable_blocks): Fix patch error in
341 previous change (call to find_unreachable_blocks was lost).
343 * ssa.c (ssa_uses): Remove definition.
344 (apply_delayed_renames): Don't grow ssa_uses.
345 (rename_block): Remove comment related to ssa_uses.
346 (rename_registers): Do not initialize ssa_uses.
347 (convert_from_ssa): Do not free ssa_uses.
349 * ssa-dce.c: Renamed from dce.c.
350 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
351 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
354 2001-06-19 Eric Christopher <echristo@redhat.com>
356 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
357 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
358 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
360 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
362 * sh.c (output_branch): Delete bogus code.
364 * sh.c (initial_elimination_offset):
365 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
367 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
369 * flow.c (find_unreachable_blocks): New function.
370 (delete_unreachable_blocks): Use find_unreachable_blocks.
371 * basic-block.h (find_unreachable_blocks): Declare.
373 * dce.c (eliminate_dead_code): Fix formatting glitch.
375 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
377 * c-common.h (RETURN_NULLIFIED_P): New macro.
378 * c-semantics.c (genrtl_return_stmt): Check it.
380 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
381 (emit_block_move): Likewise.
383 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
385 * unroll.c: Include predict.h.
386 (unroll_loop): Drop prediction notes on preconditioning.
387 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
388 New; add comments on the others.
389 * Makefile.in: (unroll.o): Add dependancy on predict.h.
390 * loop.c (strength_reduce): Fix branch prediction.
392 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
394 * stmt.c (emit_case_nodes): Optimize test whether index is in given
397 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
399 * predict.c (estimate_probability): Do not bail out early
400 when note is present.
401 (combine_predictions_for_insn): Fix note removal code.
403 2001-06-18 Ben Elliston <bje@redhat.com>
405 * except.c (resolve_fixup_regions): Initialise "cleanup".
407 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
409 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
411 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
413 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
414 use put_var_into_stack.
416 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
418 * gccspec.c (lang_specific_driver): If compiling ObjC, add
419 -shared-libgcc when necessary.
420 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
422 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
424 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
425 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
426 bitmap_last_set_bit. All for compatibility with sbitmap's.
428 *bitmap.c (bitmap_zero): New function.
429 (bitmap_union_of_diffs): New function.
430 (bitmap_first_set_bit): New function.
431 (bitmap_last_set_bit): New function.
433 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
435 * cpp.texi, invoke.texi: Update.
436 * cpp.1, gcc.1: Regenerate.
438 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
440 * i386.md (minsf): Fix splitter. (PR fortran/3191)
442 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
444 * doc/cpp.texi: Update.
445 * doc/cpp.1: Regenerate.
447 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
449 * doc/install.texi: Use correct markup hints.
451 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
453 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
455 * explow.c (expr_size): If DECL and size specified, use it.
457 2001-06-15 Zack Weinberg <zackw@stanford.edu>
459 * doc/cpp.texi: Formatting corrections.
460 Correct buggy example of use of __GNUC__ etc.
461 Clarify $ in identifiers.
462 * doc/cpp.1: Regenerate.
464 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
466 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
468 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
470 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
472 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
473 Added Tru64 UNIX V5.1 bootstrap hints.
474 (Specific, alpha*-*-osf*): Removed old section, obsolete.
476 2001-06-15 Andreas Jaeger <aj@suse.de>
478 * doc/install.texi (Specific): Mention that glibc cannot be
479 compiled with GCC 3.0.
481 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
483 * combine.c (nonzero_bits): Don't optimize away division by
486 2001-06-15 Zack Weinberg <zackw@stanford.edu>
488 * doc/cpp.texi: Revised and brought up to date.
489 * doc/cpp.1: Regenerate.
491 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
493 * doc/install.texi: Update --enable-threads to match reality.
495 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
497 * doc/install.texi: Update for C4x.
498 * README.C4X: Remove.
500 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
502 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
503 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
504 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
505 Consistently use "built-in" and "bit-field". Minor logical markup
507 * doc/gcc.1: Regenerate.
509 2001-06-14 Richard Henderson <rth@redhat.com>
511 * config/mips/mips.md (exception_receiver): New.
513 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
515 * doc/gcc.texi: Update passes documentation to be more in tune
518 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
520 * i386.c (ix86_expand_prologue): Fix merging conflict.
522 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
524 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
525 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
526 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
527 logical markup. Use TeX quotes and dashes. Use @dots{} and
528 @minus{}. Avoid spaces inside @var. Update last modification
530 * doc/gcc.1, doc/gcov.1: Regenerate.
532 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
534 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
535 x86_epilogue_using_move): New global variables.
536 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
537 (ix86_emit_save_regs_using_mov): New static function.
538 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
539 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
540 MASK_MIX_SSE_I387): Renumber.
541 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
542 (x86_accumulate_outgoing_args, x86_prologue_using_move,
543 x86_epilogue_using_move): Declare.
544 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
546 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
548 * inclhack.def (hpux10_cpp_pow_inline): New hack.
550 2001-06-13 Richard Henderson <rth@redhat.com>
552 * ifcvt.c (dead_or_predicable): Fix return value last patch.
554 2001-06-13 Mark Mitchell <mark@codesourcery.com>
558 2001-06-13 Richard Henderson <rth@redhat.com>
560 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
561 (cond_exec_process_if_block, dead_or_predicable): Likewise.
563 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
565 * mips-tfile.c (copy_object): Always pass indexNil for symbol
568 2001-06-13 Kazu Hirata <kazu@hxi.com>
570 * config/h8300/h8300.h (OK_FOR_T): Remove.
571 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
572 * config/h8300/h8300.md: Remove alternatives involving inc and dec
573 in the helper patterns for addhi3 and addsi3.
575 2001-06-13 Phil Edwards <pme@sources.redhat.com>
577 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
579 2001-06-13 Zack Weinberg <zackw@stanford.edu>
581 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
582 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
584 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
585 config/alpha/t-osf4, config/mips/t-iris6: Extract all
586 references to @shlib_map_file@, @shlib_objs@, or
587 @shlib_base_name@ to Makefile variables.
588 Bump soname version of libgcc to 1.
590 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
592 * doc/install.texi: Use more logical markup. Include @node
593 commands in the source when generating any non-HTML.
595 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
597 * README: Remove. Some of the contents moved to ../README.
599 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
601 * doc/install.texi (--enable-shared): List package names
604 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
606 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
607 (*-*-solaris*): Document problem in /bin/sh that affects
608 configuring libraries.
609 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
610 (*-sun-solaris2.8): Document linker problem that explains why
611 libjava is disabled by default.
613 2001-06-09 Mark Mitchell <mark@codesourcery.com>
616 * toplev.c (rest_of_compilation): Remove dead code before
619 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
622 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
623 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
624 * configure: Rebuilt.
626 2001-06-12 Jim Wilson <wilson@redhat.com>
628 * loop.c (strength_reduce): Move bl->all_reduced set before
629 check_ext_dependant_givs call.
630 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
632 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
634 * doc/extend.texi (Function Attributes): Document SH's sp_switch
637 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
639 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
642 2001-06-12 Richard Henderson <rth@redhat.com>
644 * config/i386/i386.c (ix86_expand_prologue): Always use
645 gen_pro_epilogue_adjust_stack; update arguments.
646 (ix86_expand_epilogue): Likewise.
647 (ix86_emit_epilogue_esp_adjustment): Remove.
648 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
649 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
650 clobber of scratch memory instead of a modification of EBP as the
651 barrier. Update all peepholes to match.
653 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
655 * doc/gcc.texi: Change the font used for @def... commands to a
657 * doc/extend.texi: Use more logical markup. Use "built-in"
658 instead of "builtin". Use @deftypefn to mark up built-in
659 functions; specify their types in the @deftypefn and not in the
660 descriptive text. Use TeX quotes and dashes. Add more index
663 2001-06-12 lars brinkhoff <lars@nocrew.org>
665 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
666 (DIR_SEPARATOR_2): Likewise.
668 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
670 * doc/install.texi (--exec-prefix, --bindir, --libdir,
671 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
673 (--enable-cpp): Change to document --disable-cpp instead; update
674 to reflect current default.
675 (--without-fast-fixincludes): Remove documentation.
676 (Final install): Document installation directories in more
677 detail. Document use of make dvi.
679 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
681 * recog.c (validate_replace_rtx_1): Fix previous patch.
683 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
685 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
687 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
689 * simplify-rtx.c (simplify_subreg): Allow volatile memory
690 to be subregged in case we don't have move instruction.
692 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
694 * loop.c: Include predict.h
695 (strength_reduce): Drop branch prediction note in case
696 number of iterations is known.
697 * predict.def (PRED_LOOP_ITERATIONS): new.
698 * Makefile.in (loop.o): Add dependancy on predict.h
700 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
702 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
704 * c-typeck.c (c_start_case): Likewise.
706 2001-06-12 Mark Mitchell <mark@codesourcery.com>
708 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
709 in a structure at a variable address.
711 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
713 * doc/gcov.texi: Use more logical markup.
715 2001-06-11 Mark Mitchell <mark@codesourcery.com>
717 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
718 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
719 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
722 2001-06-11 Stan Shebs <shebs@apple.com>
724 * darwin.h (ASM_FILE_END): Remove decl of language_string.
726 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
728 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
729 as an early clobber to make sure it is not used by reload in
732 2001-06-11 Mark Mitchell <mark@codesourcery.com>
734 * doc/c-tree.texi: Update information about flag_honor_std.
735 * doc/install.texi: Note that binutils is required on HPUX 11.
736 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
739 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
740 variable-sized types.
742 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
744 * doc/md.texi: Use TeX dashes and quotes.
746 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
748 * doc/rtl.texi: Reference manual chapter about trees.
750 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
752 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
753 (WINT_TYPE): Override.
754 (WINT_TYPE_SIZE): Likewise.
755 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
757 * config/sparc/sol2.h (WINT_TYPE): Define.
758 (WINT_TYPE_SIZE): Likewise.
760 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
761 (WINT_TYPE): Override.
762 (WINT_TYPE_SIZE): Likewise.
763 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
764 (CPP_ARCH64_SPEC): Likewise.
766 2001-06-11 Richard Henderson <rth@redhat.com>
768 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
769 with alias attribute.
771 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
772 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
774 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
776 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
778 2001-06-11 Stan Shebs <shebs@apple.com>
780 * darwin.c (darwin_encode_section_info): Rewrite to simplify
781 and fix coding mistakes.
783 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
785 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
786 return string from m32r_output_block_move.
787 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
789 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
791 (ROUND_ADVANCE): Remove signed/unsigned conflict.
792 * config/m32r/m32r.c: Declare prototypes for static functions.
793 (move_src_operand): Replace INT32_P with UINT32_P.
794 (function_arg_partial_nregs): Fixed signed/unsigned conflict
795 in initialisation of 'size'.
796 (m32r_sched_reord): Remove redundant declarations of 'code'.
797 (m32r_output_block_move): Change to a void function.
798 (m32r_encode_section_info): Cast return of
799 TREE_STRING_POINTER to avoid compile time warning.
801 2001-06-11 Richard Henderson <rth@redhat.com>
803 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
804 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
805 (struct machine_function): Add gp_save_rtx.
806 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
807 (alpha_gp_save_rtx): New.
808 * config/alpha/alpha-protos.h: Declare it.
809 * config/alpha/alpha.md (exception_receiver): Make an expander.
810 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
812 2001-06-11 Richard Henderson <rth@redhat.com>
814 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
816 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
818 * configure.in: Align --help messages.
819 Remove trailing full stops.
820 Consistently use lower case.
821 Fix DWARF 2 spelling.
822 * configure: Rebuilt.
824 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
826 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
827 variants for .cpp/.cp/.c++ files.
828 Move definition of __LANGUAGE_C_PLUS_PLUS ...
829 (CPLUSPLUS_CPP_SPEC): ... here.
831 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
833 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
835 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
837 * c-decl.c (store_parm_decls): When comparing types in an
838 old-style function declaration with those from a previous
839 prototype, compare the unqualified versions of parameter types.
842 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
844 * doc/objc.texi: Use more logical markup. Use TeX dashes.
846 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
848 * doc/c-tree.texi: Use more logical markup.
850 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
852 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
854 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
856 * loop.c (scan_loop): Do not combine asm statements.
858 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
860 * simplify-rtx.c (simplify_subreg): Fix offset calculation
861 for complex values within a CONCAT.
863 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
865 * doc/install.texi: Update details of what components are included
866 in the GCC distribution. Update default directory for g++
867 includes. Update documentation relating to old libio. Adjust
868 documentation on DejaGnu environment variables. Remove
869 documentation of --enable-cpplib.
871 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
873 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
876 2001-06-10 Richard Henderson <rth@redhat.com>
878 * ifcvt.c (life_data_ok): New.
879 (merge_if_block): Use it to determine whether to update
881 (if_convert): Set it.
883 2001-06-10 Richard Henderson <rth@redhat.com>
885 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
887 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
889 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
890 (SH Options): Document -mieee.
891 * doc/install.texi (Final install): Remove obsolete information
892 about installing cross compilers.
893 * doc/gcc.1: Rebuilt.
895 2001-06-10 Richard Henderson <rth@redhat.com>
897 * config/alpha/alpha.c (override_options): Set align_loops,
898 align_jumps, and align_functions.
899 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
900 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
902 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
904 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
905 are one and two words in size.
907 2001-06-10 Richard Henderson <rth@redhat.com>
909 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
910 (Code Generation Options): Document -fnon-call-exceptions.
912 2001-06-10 Mark Kettenis <kettenis@gnu.org>
914 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
916 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
918 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
920 2001-06-10 Mark Mitchell <mark@codesourcery.com>
921 Gabriel Dos Reis <gdr@codesourcery.com>
923 * Makefile.in (c-parse.o): Depend on diagnostic.h
924 (dwarf2out.o): Likewise.
926 * dwarf2out.c: #include diagnostic.h
928 * toplev.h (warningcount, errorcount, sorrycount): Remove
931 * toplev.c (warningcount, errorcount, sorrycount): Remove
934 * diagnostic.h (struct output_buffer): Reorder fields.
935 (diagnostic_kind_count): New macro.
936 (errorcount, warningcount, sorrycount): Define as macros.
937 (diagnostic_report_warnings_p): New macro.
938 (output_state): Add diagnostic_count field.
940 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
941 Remove tentative declaration.
942 (count_error): Use diagnostic_report_warnings_p.
944 * c-parse.in: #include diagnostic.h
946 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
948 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
949 prefer a memory for operand 1.
950 ("*addsi3"): Fix constraints, the '!' was too strong.
951 ("*addsi3_split"): Accept soft register and split accordingly.
953 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
955 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
956 Move definition in the RTX_CODE section.
958 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
960 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
961 address as relative to the argument pointer.
963 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
965 * predict.def (PRED_OPCODE): Place before call and error_return.
967 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
969 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
970 * predict.c (estimate_probability): Calculate dominance
971 information; improve detection of NORETURN heuristics;
972 add call/error_return heuiristics; tweak comparison heuristics
975 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
977 * doc/invoke.texi (C Dialect Options): Document -aux-info.
978 (Debugging Options): Document -print-multi-directory and
980 * doc/gcc.1: Rebuilt.
982 * toplev.c (independent_decode_option): Require `=' between
983 `-aux-info' and filename in the same argument.
984 * gcc.c: Don't pass -aux-info=filename twice.
986 2001-06-09 Mark Mitchell <mark@codesourcery.com>
988 * expr.c (expand_expr, case ARRAY_REF): Do not replace
989 an array element with the known initializing value if it has
992 * toplev.c (rest_of_compilation): Remove dead code before
995 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
997 * cppinit.c (print_help): Document -fpreprocessed.
998 * invoke.texi: Similarly.
1000 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
1002 * predict.def: New file.
1003 * predict.h: New file.
1004 * predict.c: Include predict.h.
1005 (predictor_info): New structure and array.
1006 (predict_edge, predict_insn): Rewrite; make global.
1007 (predict_edge_def, predict_insn_def): New global functions.
1008 (dump_prediction, combine_predictions_for_insns): New
1010 (estimate_probability): Change calls to predict_edge
1011 to predict_edge_def and calls to predict_insn to predict_insn_def;
1012 combine probabilities.
1013 (expected_value_to_br_prob): Behave as predictor.
1014 * rtl.h (REG_BR_PRED): Update coment.
1015 (invert_br_probabilities): New.
1016 * jump.c: Include predict.h
1017 (duplicate_loop_exit_test): Drop branch prediction notes.
1018 (invert_jump): Use invert_br_probabilities.
1019 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
1020 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
1021 * combine.c (distribute_notes): Handle BR_PRED.
1023 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1025 * predict.c (predict_insn, predict_edge): New static functions.
1026 (estimate_probability): Revamp to use new functions;
1027 fix loop header heruistics; add loop exist heruistics
1029 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1031 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
1033 2001-06-09 Peter Jakubek <pjak@snafu.de>
1035 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
1037 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1039 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
1040 for integer operations that don't update C bit.
1042 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
1044 * gthr-posix.h (__gthread_objc_init_thread_system): If
1045 pthread_key_create fails, it's not clear what the return value is.
1046 This obvious fix makes sure it always returns -1 if a problem
1049 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
1051 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
1052 more index entries. Use more logical markup where appropriate.
1053 Use TeX quotes and dashes.
1055 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
1057 * unwind-pe.h: Conditionally qualify references to abort with
1060 2001-06-09 Julian Foad <julian_foad@hotmail.com>
1062 * doc/invoke.texi: Remove superfluous text.
1064 2001-06-08 Richard Henderson <rth@redhat.com>
1066 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
1067 (LIB_SPEC): Mirror config/linux.h version.
1069 2001-06-08 Richard Henderson <rth@redhat.com>
1071 * except.c (get_exception_pointer, get_exception_filter): Take a
1072 struct function. Update all callers.
1073 * except.h (get_exception_pointer): Update declaration.
1074 * expr.c (expand_expr): Update get_exception_pointer call.
1075 * integrate.c (expand_inline_function): Remap the exception pointer
1076 from callee to caller.
1078 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1080 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
1081 accurately reflect its cv-qualification.
1082 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
1083 cv-qualifiers on function types.
1085 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1087 * basic-block.h: Improve comments.
1088 * except.c (expand_eh_region_end_allowed): Remove redundant call
1089 to do_pending_stack_adjust.
1090 * flow.c (life_analysis): Fix typo in comment.
1091 (calculate_global_regs_live): Add documentation.
1092 (mark_set_1): Likewise.
1093 (debug_regset): Likewise.
1094 * doc/rtl.texi (cond_exec): Document it.
1096 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1098 * i386.h (CONST_COSTS): set cost of constants representable in
1099 immediate fields to 0.
1101 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1103 * function.c (diddle_return_value): Kill code to determine
1104 return value before expand_function_end.
1105 (expand_function_end): Delay call to clobber_return_register
1106 after fucntion return value is computed.
1108 Re-install temporary reverted patch:
1109 * toplev.c (rest_of_compilation): Call split_all_insns
1110 before reg-stack and shorten-branches. Do shorten-branches
1112 * final.c (shorten_branches): Remove insn splitting code.
1114 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1116 * doc/gcc.texi, doc/invoke.texi: Add index of command line
1117 options. Use @opindex to index them rather than other indexing
1118 commands. Use @var{...} instead of <...>. Avoid spaces in names
1119 inside @var. Don't use @kindex to index escape sequences in
1122 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
1124 * stmt.c (current_nesting_level): New fn.
1125 * tree.h: Declare it.
1126 * c-semantics.c (genrtl_compound_stmt): Use it.
1128 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
1130 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1132 * jump.c (mark_modified_reg): Allow jump threading if condition
1133 codes are represented by a hard register.
1135 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1137 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
1138 for complex floats passed to unprototyped functions.
1140 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1142 * except.c (expand_eh_region_end_allowed): Call
1143 do_pending_stack_adjust as necessary.
1145 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1147 * function.c (clobber_return_register): Clobber the pseudo return
1150 * sibcall.c (skip_unreturned_value): New function.
1151 (call_ends_block_p): Use it.
1153 * recog.c (split_insn): Break out from ...
1154 (split_all_insns): ... here; do not use basic block information
1157 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1159 * simplify-rtx.c (simplify_subreg): Fix verification of
1162 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1164 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
1165 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
1166 Move definition of _LANGUAGE_C_PLUS_PLUS ...
1167 (CPLUSPLUS_CPP_SPEC): ... here.
1168 Fixes PRs c++/3047, target/441.
1170 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1172 * doc/install.texi2html (MAKEINFO): Keep value if set already.
1174 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1176 * doc/gcc.texi: Add trailing slash to URL.
1178 2001-06-07 Stan Shebs <shebs@apple.com>
1180 * config/darwin.h (ENCODE_SECTION_INFO): Define.
1181 (REDO_SECTION_INFO_P): Ditto.
1182 (STRIP_NAME_ENCODING): Ditto.
1183 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
1184 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
1185 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
1186 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
1187 * config/darwin.c: No longer include c-tree.h.
1188 (machopic_classify_ident): Rewrite to use symbol encoding.
1189 (lookup_name_darwin): Remove.
1190 (machopic_non_lazy_ptr_name): Handle encoded symbols.
1191 (machopic_stub_name): Use STRIP_NAME_ENCODING.
1192 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
1193 (machopic_finish): Ditto, remove test of decl.
1194 (update_non_lazy_ptrs): New function.
1195 (darwin_encode_section_info): New function.
1196 * config/darwin-protos.h: Declare it.
1197 * config/rs6000/rs6000.c (machopic_output_stub): Use
1198 STRIP_NAME_ENCODING.
1200 2001-06-07 Mark Mitchell <mark@codesourcery.com>
1202 * tree.h (DECL_SOURCE_FILE): Improve documentation.
1203 (DECL_SOURCE_LINE): Likewise.
1205 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
1207 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1208 from config/elfos.h.
1210 2001-06-07 Phil Edwards <pme@sources.redhat.com>
1212 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
1213 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
1215 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1217 * doc/contrib.texi: Add copyright notice.
1219 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1221 * doc/md.texi: Use four digit years in copyright notice.
1223 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1225 * config.gcc: For $target_alias of athlon-*, set
1226 target_cpu_default2=5.
1228 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1230 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
1231 end of last block if last real insn is a JUMP_INSN.
1233 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1237 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1239 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
1240 pthread_t to objc_thread_t.
1241 (__gthread_objc_thread_id): Likewise.
1243 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1245 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
1246 (ASM_OLDAS_SPEC): Likewise.
1248 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
1249 (CPP_SUBTARGET_SPEC): Use it.
1250 (ASM_OLDAS_SPEC): Define.
1252 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
1254 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1256 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
1257 passed by reference.
1259 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1261 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
1262 Document use of N_(...), and show it in examples. Note that
1263 documentation should be added to invoke.texi. Avoid an overfull
1266 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1268 * toplev.c (rest_of_compilation): Revert previous patch.
1269 * final.c (shorten_branches): Likewise.
1271 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1273 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
1276 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1278 * doc/install-old.texi: Remove more obsolete documentation.
1280 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1282 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
1284 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1286 * toplev.c (rest_of_compilation): Call split_all_insns
1287 before reg-stack and shorten-branches. Do shorten-branches
1289 * final.c (shorten_branches): Remove insn splitting code.
1291 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1293 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1294 * configure: Rebuilt.
1296 2001-06-07 Andreas Jaeger <aj@suse.de>
1298 * emit-rtl.c (operand_subword): Remove unused variable.
1300 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1302 * i386.md (floatdi?f): Avoid usinf of SSE instructions
1303 if TARGET_64BIT is false.
1304 (floatdi?f_i386_only): New insn.
1305 (floatdi?f_i386): Disable for !TARGET_64BIT.
1307 * (min?f, max?f splitters): Handle case where
1308 operands are cross-matched.
1310 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
1311 (MMX_REGISTER_NAMES): Kill.
1312 (PRINT_OPERAND): Fix comment.
1313 (PRINT_REG): Likewise.
1314 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
1315 (print_operand): Update comment; kill 'm'.
1317 * i386.c (x86_branch_hints): New global variable
1318 (print_operand): Support outputting of branch prediction hints.
1319 * i386.md (conditional jump patterns): Add branch prediction hints
1321 * i386.h (x86_branch_hints): Declare
1322 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
1323 (PRINT_OPERAND_FUNCT_VALID_P): New.
1324 * final.c (final_forward_branch_p): New function.
1326 2001-06-06 Richard Henderson <rth@redhat.com>
1328 * flow.c (mark_used_reg): Clean up looping over multiple hard
1329 registers. Do conditional life bits across multiple hard regs.
1331 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
1333 * reload1.c (reload): Revert Schmidt's change so all USEs are not
1334 deleted during reload.
1336 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1338 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
1339 functions here, instead of ...
1340 * c-decl.c (c_expand_body): ... here.
1342 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1344 * config.gcc, config/sparc/bsd.h: Do not directly include
1345 sparc/sparc.h. Instead do it via tm_file.
1347 2001-06-05 Richard Henderson <rth@redhat.com>
1349 * dwarf2.h (DW_EH_PE_aligned): New.
1350 * dwarf2asm.c (eh_data_format_name): Name it.
1351 (dw2_asm_output_encoded_addr_rtx): Align for it.
1352 * dwarf2out.c (output_call_frame_info): Handle it for personality
1353 routine and LSDA pointers.
1355 * unwind-pe.h (DW_EH_PE_aligned): New.
1356 (base_of_encoded_value): Handle it.
1357 (read_encoded_value_with_base): Likewise.
1358 * unwind-dw2-fde.c (base_from_object): Likewise.
1359 (get_cie_encoding): Likewise.
1361 * config/alpha/elf.h: Remove ecoff commentary.
1362 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1364 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1366 * config.gcc, config/i386/bsd386.h: Do not directly include
1367 i386/386bsd.h. Instead do it via tm_file.
1369 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1371 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
1374 2001-06-05 Pascal Obry <obry@act-europe.fr>
1376 * configure.in: Quote $enable_win32_registry in case the value has
1380 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1382 * print-rtl.c (xspaces): Remove.
1383 (print_rtx): Use printf field-width, rather than xpsaces, to
1385 * toplev.c (main): Disable sibling-call optimization if we are
1386 handling exceptions.
1388 2001-06-05 Bernd Schmidt <bernds@redhat.com>
1390 * reload1.c (reload): Delete all USEs generated during reload.
1392 2001-06-05 scott snyder <snyder@fnal.gov>
1394 * gccbug.in: Fix typo.
1396 2001-06-05 Andreas Jaeger <aj@suse.de>
1398 * builtins.def: Fix definition of __builtin_cosf, it uses float as
1399 parameter and return value.
1401 2001-06-04 Anthony Green <green@redhat.com>
1403 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
1404 machine. This is now done in sparc.h.
1406 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1408 Correct CVS resurrection of invoke.texi.
1409 * doc/invoke.texi: Document new tree dump flags.
1411 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1413 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
1414 for casting an aggregate to its own type. Fixes PR c/2735.
1416 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1418 * doc/texinfo.tex: Update to version 2001-05-24.08.
1420 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1422 * c-common.h (flag_dump_translation_unit): Remove.
1423 (enum tree_dump_index): Define.
1424 (TDF_ADDRESS, TDF_SLIM): New #defines.
1425 (dump_node_to_file): Remove.
1426 (dump_node): Make extern. Add flags.
1427 (dump_flag, dump_enabled_p, dump_begin, dump_end,
1428 dump_switch_p): Prototype.
1429 * c-common.c (flag_dump_translation_unit): Remove.
1430 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
1431 logic. Use dump_switch_p.
1432 * c-dump.h (struct dump_info): Add node and user fields.
1433 (dump_pointer): Declare.
1434 * c-dump.c (dump_node): Make extern. Add flags.
1435 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
1436 (dump_new_line, dump_maybe_newline): Use them.
1437 (dump_pointer): New function.
1438 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
1439 chain or function's body. Dump address, if TDF_ADDRESS set.
1440 (dump_flag): Define.
1441 (dump_node_to_file): Remove.
1442 (struct dump_file_info): New struct.
1443 (dump_files): New array.
1444 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
1445 * c-lang.c (finish_file): Adjust dumping.
1446 * toplev.h (dump_base_name): Make extern.
1447 * invoke.texi: Document new flags.
1449 2001-06-04 Mark Mitchell <mark@codesourcery.com>
1451 * c-tree.h (lang_decl): Add pending_sizes fields.
1452 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
1454 (c_expand_body): Expand them.
1455 (lang_mark_tree): Mark lang_decl:pending_sizes.
1456 * function.c (expand_pending_sizes): New function, broken out
1458 (expand_function_start): ... here.
1459 * tree.h (expand_pending_sizes): Declare it.
1461 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
1463 * doc/install.texi: Update FreeBSD information. Generalize
1464 and update information for alpha-based platforms using ELF.
1466 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1468 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
1469 (store_parm_decls): Likewise.
1470 * c-typeck.c (convert_arguments): Likewise.
1472 2001-06-04 Richard Henderson <rth@redhat.com>
1474 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
1475 optimization if current_function_calls_setjmp.
1477 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
1479 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
1482 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1484 * simplify-rtx.c (simplify_subreg): Fix combining of
1485 paradoxical subregs.
1487 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1489 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
1490 (no_labels_between_p): Short circuit case beg==end.
1492 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1494 * rtlanal.c (operand_preference): Fix preference for objects.
1496 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1498 * gcse.c (handle_avail_expr): Be prepared to handle single_set
1501 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1503 * combine.c (if_then_else_cond): Use simplify_subreg instead
1505 * integreate.c (sub_constants): Likewise.
1507 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1509 * emit-rtl.c (constant_subword): Deprecate; remove most of code
1510 and use simplify_gen_subreg.
1512 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
1514 * sibcall.c (skip_copy_to_return_value): recognize the situation
1515 when the called function's return value is copied into an
1516 intermediate pseudo, and then into the calling functions return
1519 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1521 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
1522 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
1523 in case register wasn't OK previously, accept it now; allow
1524 subregs of frame pointer if reload completed and frame pointer
1527 * combine.c (sombine_simplify_rtx): Fix comment;
1528 use subreg_lowpart_offset instead of subreg_lowpart_p
1529 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
1530 * rtl.h (subreg_lowpart_parts_p): Kill.
1531 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
1532 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
1533 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
1534 (gen_lowpart_common): Likewise.
1535 (subreg_lowpart_p): Likewise.
1536 (subreg_lowpart_parts_p): Kill.
1537 (subreg_lowpart_offset, subreg_highpart_offset): New function.
1539 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
1540 to simplify SUBREG and REG.
1541 (gen_highpart): Use simplify_gen_subreg for all simplifications.
1543 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
1546 * rtlanal.c (replace_regs): Use simplify_gen_subreg
1548 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1550 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
1551 (ARRAY_RANGE_REF): Added description.
1553 * tree.def (ARRAY_RANGE_REF): New code.
1554 * alias.c (handled_component_p, can_address_p): Handle it.
1555 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1556 * explow.c (set_mem_attributes): Likewise.
1557 * expr.c (expand_assignment, get_inner_reference): Likewise.
1558 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
1559 * fold-const.c (operand_equal_p): Likewise.
1560 * tree.c (staticp, stabilize_reference): Likewise.
1561 * varasm.c (decode_addr_const): Likewise.
1563 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1565 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
1566 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
1568 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
1570 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
1571 mark_constant_pool_use before output_addr_const.
1572 (struct pool_node): New field wend.
1573 (add_constant): Note a sequence of constants that are referenced
1575 (pool_window_label, pool_window_last): New variables.
1576 (dump_table): Emit a unspec_volatile representing the end of a
1577 sequence of constants.
1578 (mark_constant_pool_use): New function.
1579 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
1580 (consttable_2): Add the second operand which flags whether
1581 this consttable entry was used or not.
1582 (consttable_4, consttable_8, consttable_sf, consttable_df):
1584 (consttable_window_end): New insn.
1586 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1588 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
1589 Reformat according to coding standards.
1592 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
1593 (shl_and_kind): Cast wide constant.
1594 (gen_far_branch): Define as static, as in declaration.
1595 (barrier_align): Compute cache-line length as unsigned. Add
1596 parentheses in initial credit computation.
1597 (rounded_frame_size): Add parentheses.
1598 (permanent_obstack): Remove declaration. Include ggc.h for
1599 declaration of ggc_add_root_rtx().
1600 (get_free_reg): Removed declaration of unused variable reg.
1601 (legitimize_pic_address): Mark mode argument as unused.
1603 2001-06-03 Igor Shevlyakov <igor@windriver.com>
1605 * config/sh/sh.c (output_branch): Support for insn with lenght
1606 attr 12 & 16 which represents cond branches outside +-4096 range.
1608 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1610 * config/sh/lib1funcs.asm (ic_invalidate): Align the
1611 cache-mirroring sequence. Add nops.
1613 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
1615 * doc/install-old.texi: Remove more old installation
1617 * doc/install.texi: Add relevant parts here.
1619 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1621 * doc/install.texi2html: New script.
1623 2001-06-03 David Edelsohn <edelsohn@gnu.org>
1625 * doc/install.texi: Update AIX information again.
1627 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1629 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
1630 installation documentation.
1631 * doc/install.texi: Move it to here.
1633 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1635 * doc/install.texi: Clean up Texinfo markup.
1637 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1639 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
1640 to just after title page.
1642 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1644 * doc/install-old.texi: Remove documentation of some configuration
1646 * doc/install.texi: Add relevant parts of this documentation here.
1648 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1650 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
1651 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
1653 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1655 * i386.md (all uses of ext_register_operand): Make sure they are
1656 VOIDmode; replace all uses outside zero_extend.
1657 (and?i splitters): Use ext_register_operands.
1658 (test?i peep2): Remove ignored constraints.
1659 * i386.c (ext_register_operand): Check that operand is
1660 eighter pseudo or hard or 'Q' register.
1662 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1664 * tree.h (struct record_layout_info_s): New field unpadded_align.
1665 (set_lang_adjust_rli): New declaration.
1666 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
1667 it would have if not packed, do not downgrade DECL_ALIGN.
1668 (lang_adjust_rli, set_lang_adjust_rli): New.
1669 (start_record_layout): Initialize new field unpadded_align.
1670 (debug_rli): Display it.
1671 (place_union_field, place_field): Set it.
1672 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
1674 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
1675 mean that; use proper names instead.
1676 Print DECL_NO_STATIC_CHAIN.
1678 * except.c (expand_builtin_frob_return_addr): Add missing call
1679 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
1680 (expand_builtin_eh_return): Likewise.
1681 (expand_eh_return): Clean up ptr_mode != Pmode cases.
1683 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
1685 * doc/invoke.texi: Remove references to papers about sequence points
1686 to readings.html, refer to that page.
1688 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1690 * README: Update references to installation instructions.
1692 2001-06-01 Laurent Guerby <guerby@acm.org>
1693 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1695 * doc/install.texi: Define srcdir when sources come from CVS.
1696 Significantly improve markup. Wrap overly long lines
1698 2001-06-01 DJ Delorie <dj@redhat.com>
1700 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
1701 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
1702 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
1703 gcov.1: Move to doc subdirectory.
1704 * install.texi: Move to doc/install-old.texi.
1705 * gcc.texi: Move to doc, refer to install-old.texi.
1706 * Makefile.in: Reflect move of docs to doc/.
1707 * f/Make-lang.in: Ditto.
1708 * java/Make-lang.in: Ditto.
1709 * doc/.cvsignore: New.
1711 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1713 * invoke.texi: use two spaces between command options, eliminate
1714 some 'overfull hboxes'
1716 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
1718 * Makefile.in (s-mlib): Make backtick-commands always succeed.
1719 (DRIVER_DEFINES): Ditto.
1721 2001-05-31 Richard Henderson <rth@redhat.com>
1723 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
1724 also link against libgcc.a.
1726 2001-05-31 Geoff Keating <geoffk@cygnus.com>
1728 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
1729 * config/mips/mips.c (mips_output_ascii): New function.
1730 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
1732 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
1734 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1736 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
1737 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
1739 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
1741 * install.texi (Configuration): Add html links for --with-gnu-as &
1742 --with-gnu-ld and refer to them from hppa & SCO triplets.
1743 (Specific): Link back to with-gnu-ld for all ELF platfoms.
1744 (Specific): Reword AVR binutils recommendation.
1746 2001-05-30 Zack Weinberg <zackw@stanford.edu>
1748 * ggc-page.c (size_lookup): Increase minimum allocation size
1750 (ggc_print_statistics): Report size of each bin in bytes, not
1751 as its order; there is no longer a direct relationship.
1753 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1755 * extend.texi: Fix formating of examples, eliminate some
1757 * gcc.texi: Eliminate some 'overfull hboxes'.
1758 * invoke.texi: Use two spaces between command options, eliminate
1759 some 'overfull hboxes'.
1761 2001-05-30 Richard Henderson <rth@redhat.com>
1763 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
1765 2001-05-30 Tom Tromey <tromey@redhat.com>
1767 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
1768 use it in the new association.
1770 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
1771 John David Anglin <dave@hiauly1.hia.nrc.ca>
1773 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
1774 to target type to allow ISO C++ compiler to accept it.
1775 * gthr-dce.h (__gthread_active_ptr): Likewise.
1776 * gthr-solaris.h (__gthread_active_ptr): Likewise.
1778 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1780 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
1781 so that we do accept comments in preprocessed input.
1783 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1785 * cpphash.c (alloc_node): Cast allocated pointer.
1787 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
1789 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
1791 2001-05-29 Stan Shebs <shebs@apple.com>
1793 * gcc.texi: Add links for information about Objective-C.
1795 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
1797 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
1798 /bin/sed fails on [^\"]).
1799 (configargs.h): Likewise.
1801 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1803 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
1805 2001-05-28 Stan Shebs <shebs@apple.com>
1807 * objc/objc.gperf: Remove, no longer used.
1809 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
1811 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
1812 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
1813 Remove trailing whitespace.
1815 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1817 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
1818 became http://freeware.sgi.com/.
1820 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
1822 * local-alloc.c (update_equiv_regs): Don't eliminate constant
1825 2001-05-27 Stan Shebs <shebs@apple.com>
1827 * objc/objc-act.c: Add/fix various comments.
1828 (init_selector): Remove, no longer used.
1829 (build_msg_pool_reference): Ditto.
1830 (objc_debug): Ditto.
1832 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1834 * c-decl.c (init_decl_processing):
1835 Don't call start_identifier_warnings.
1836 * flags.h (warn_id_clash, id_clash_len): Remove.
1837 * stringpool.c: Don't include flags.h.
1838 (scan_for_clashes, do_identifier_warnings,
1839 start_identifier_warnings): Remove.
1840 * toplev.c (warn_id_clash, id_clash_len): Remove.
1841 (display_help): Don't document -Wid-clash.
1842 (decode_W_option): Print warning on -Wid-clash.
1843 * tree.h (start_identifier_warnings): Remove.
1844 * invoke.texi: Remove documentation of -Wid-clash.
1846 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1848 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
1850 2001-05-27 Bruce Korb <bkorb@gnu.org>
1852 * fixinc/check.tpl(HACK) add and use a Scheme variable
1853 (has no test text): error out if no "test_text" is defined
1854 * fixinc/fixincl.tpl: likewise
1855 (FIXIDX): make it an enumeration so we minimize diffs
1856 * fixinc/inclhack.def: re-alphabetize and add sort instructions
1857 * fixinc/fixincl.x: regenerate
1858 * fixinc/tests/base/stdio.h: test output got moved due to
1860 * README-fixinc: rewrite (mostly)
1862 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1864 * cpplib.c (run_directive): Set pfile->directive.
1866 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1868 * c-tree.texi: Reformat the manual as a single chapter now
1869 included by gcc.texi.
1870 * gcc.texi: Include c-tree.texi. Merge all indexes.
1871 * Makefile.in (dvi): Add generation for the cppinternals
1872 documentation. Added dependencies on fdl.texi and c-tree.texi
1873 where appropriate. Use TEXI2DVI instead of custom tex calls.
1874 (info): Added dependencies on fdl.texi and c-tree.texi where
1875 appropriate. Remove the target c-tree.info.
1877 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
1879 * combine.c (try_combine): Fix typo in comment.
1880 * expr.c (expand_expr): Likewise.
1881 * config/i370/i370.md (untyped_call): Likewise.
1883 2001-05-26 Bruce Korb <bkorb@gnu.org>
1885 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1886 when fixincl is operating in test mode
1887 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
1888 (AAB_ultrix_limits): remove redundant text
1889 (AAB_ultrix_memory): ditto
1890 (AAB_ultrix_string): ditto
1891 (djgpp_wchar_h): fix the test text
1892 (irix_stdio_va_list): add test text
1893 (irix_limits_const): add a testing output file (limits.h is overwritten)
1894 (strict_ansi_not_ctd): put limits.h second in list for same reason
1895 (solaris27_mutex_init): test text needed selection text, too
1897 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1898 when fixincl is operating in test mode
1900 2001-05-26 Philip Blundell <philb@gnu.org>
1902 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1903 * config/i960/i960-protos.h: Likewise.
1904 * config/i370/i370-protos.h: Likewise.
1905 * config/h8300/h8300-protos.h: Likewise,
1906 * config/sh/sh-protos.h: Likewise.
1907 * config/v850/v850-protos.h: Likewise.
1909 2001-05-26 Philip Blundell <philb@gnu.org>
1911 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1913 2001-05-25 Zack Weinberg <zackw@stanford.edu>
1915 * toplev.c (debug_args, f_options, W_options): Mark
1916 descriptions for translation.
1917 (display_help): Translate descriptions on output.
1919 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
1920 objc/lang-options.h: Mark descriptions for translation.
1922 * aclocal.m4: Quote final argument of patsubst. Use
1923 3-argument form of AC_DEFINE. Restore quotes to [] while
1925 * configure.in: Remove unnecessary changequote calls.
1926 * configure, config.in: Regenerate.
1928 2001-05-25 Sam TH <sam@uchicago.edu>
1930 * basic-block.h: Fix header include guards.
1931 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
1932 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
1933 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
1934 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
1935 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
1936 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
1937 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
1938 varray.h version.h: Likewise.
1939 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
1940 config/arm/arm.h config/c4x/c4x-protos.h
1941 config/h8300/h8300-protos.h config/h8300/h8300.h
1942 config/i370/i370-protos.h config/i370/i370.h
1943 config/i960/i960-protos.h config/mcore/mcore.h
1944 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
1945 config/v850/v850-protos.h config/v850/v850.h: Likewise.
1946 * fixinc/fixlib.h fixinc/server.h: Likewise.
1948 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
1950 * config/arc/initfini.c (.init): Fix typo.
1952 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
1954 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
1956 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1958 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
1960 2001-05-25 Richard Henderson <rth@redhat.com>
1962 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
1964 2001-05-25 Richard Henderson <rth@redhat.com>
1966 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
1967 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
1968 (sparc*-*-solaris2): Likewise.
1969 * config/t-linux: Remove shared libgcc macros.
1970 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
1971 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
1973 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
1975 * config.gcc (*-*-freebsd*): Report bad configuration.
1977 2001-05-25 David Edelsohn <edelsohn@gnu.org>
1979 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
1981 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
1983 (ASM_OUTPUT_LABELREF): Delete.
1985 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1987 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
1988 strict_ansi_only): Don't run if stdc_0_in_system_headers.
1989 * fixinc/fixincl.x: Regenerate.
1990 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
1991 (FIX_TEST_TABLE): Declare it.
1992 * fixinc/fixlib.h: Include config.h.
1994 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1996 * fixinc/inclhack.def (alpha___assert): Change char * args to
1997 const char * on Tru64 UNIX to avoid excessive warnings from
1999 * fixinc/fixincl.x: Regenerate.
2001 2001-05-25 Geoff Keating <geoffk@redhat.com>
2003 * dbxout.c (dbxout_symbol): Invert previous patch, which was
2004 outputting a tag only for variable-size records.
2006 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
2008 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
2009 instead of rtx_equal_p for early clobber test.
2011 2001-05-26 Mark Mitchell <mark@codesourcery.com>
2013 * builtins.def: Encode additional information, such as names and
2015 * builtin-types.def: New file.
2016 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
2017 (built_in_decls): Likewise. Don't explicitly initialize global
2019 (expand_builtin_mathfn): Handle float and long double variants of
2021 (expand_builtin): Likewise.
2022 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
2023 (expand_tree_builtin): Handle long, long long, float, and long
2024 double variants of math functions.
2025 * c-common.h (c_tree_index): Remove some unused nodes.
2026 (void_ftype): Remove.
2027 (void_type_ptr): Likewise.
2028 (int_ftype_int): Likewise.
2029 (ptr_ftype_sizetype): Likewise.
2030 * c-decl.c (init_decl_processing): Remove creation of DWARF
2032 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
2033 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
2034 * Makefile.in (c-common.o): Depend on builtin-types.def.
2036 2001-05-25 Dale Johannesen <dalej@apple.com>
2038 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
2040 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2042 * c-parse.in (notype_initdcl): Remove redundant line.
2044 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2046 * aclocal.m4: Fixed typo.
2047 (gcc_AC_HEADER_STDBOOL): Define.
2048 (gcc_AC_C__BOOL): Define.
2049 * configure.in: Use them.
2050 (AC_CHECK_HEADERS): Remove stdbool.h
2051 * configure, config.in: Regenerate.
2053 2001-05-25 Richard Henderson <rth@redhat.com>
2055 * function.c (expand_function_start): Don't abort on PARALLEL
2056 returns from hard_function_value.
2058 2001-05-25 Richard Henderson <rth@redhat.com>
2060 * config/i386/i386.md: Revert previous change. Do not apply
2061 the peephole if the components do not die after the sequence.
2063 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
2065 * c-parse.in (array_declarator): New. Handle C99 constructs.
2066 Don't restrict [*] declarators to C only.
2067 (after_type_declarator, parm_declarator_starttypename,
2068 parm_declarator_nostarttypename, notype_declarator,
2069 direct_absdcl1): Use it.
2070 * c-decl.c (build_array_declarator, set_array_declarator_type):
2071 New functions. Warn that [*] isn't properly implemented; pedwarn
2072 for [*] outside C99 mode if pedantic rather than giving a hard
2074 (grokdeclarator): Handle static and type qualifiers in parameter
2076 * c-tree.h (build_array_declarator, set_array_declarator_type):
2078 * extend.texi (Attribute Syntax): Document attributes in parameter
2081 2001-05-25 Mark Mitchell <mark@codesourcery.com>
2083 * config/i386/i386.md: Make sure cmpstr peepholes do not
2084 affect liveness information.
2086 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2088 * c-typeck.c (digest_init): Issue error messages about
2089 invalid constants, not warnings.
2091 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2093 * invoke.texi (-fno-builtin): Document that this is always on
2096 2001-05-24 Philip Blundell <philb@gnu.org>
2098 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
2101 2001-05-24 Philip Blundell <philb@gnu.org>
2103 * config/arm/arm.c (output_return_instruction): Correctly handle
2104 interworking and interrupt functions.
2106 2001-05-24 Philip Blundell <philb@gnu.org>
2108 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
2109 -m{no-}sched-prolog. Fix typos and improve formatting.
2111 2001-05-24 Philip Blundell <philb@gnu.org>
2113 * invoke.texi (ARM Options): Improve wording slightly. Add
2114 documentation for more options, including those for Thumb mode.
2115 Don't mention options that don't exist or are unimplemented.
2116 (Thumb Options): Delete; merged into above section.
2118 2001-05-24 Geoff Keating <geoffk@redhat.com>
2120 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
2121 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
2123 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2125 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
2126 fix hard register simplification.
2128 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2130 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
2131 of just copying CPP_CPU_SPEC.
2133 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2135 * i386.c (incdec_operand): Accept only 1 and -1.
2137 2001-05-23 Kelley Cook <kelley.cook@home.com>
2139 * Makefile.in: Move many of the *_H definitions eariler in the
2140 file, so that rules in t-* files that use them for
2141 dependencies will work in a parallel build.
2142 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
2144 2001-05-23 Richard Henderson <rth@redhat.com>
2146 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
2148 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2150 * cpp.texi: Update for handling of charconsts.
2151 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
2152 diagnostics. Skip to the end if the UCS is too short.
2153 (cpp_interpret_charconst): Long charconsts issue a warning
2156 2001-05-23 Richard Henderson <rth@redhat.com>
2158 * doc/install.texi (alpha-linux): Require binutils 2.11.
2160 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2162 * c-lex.c (read_escape, read_ucs): Delete.
2163 (lex_string): Use cpp_parse_escape.
2164 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
2165 if not C++ or not C99. Warn if traditional.
2166 (parse_escape): Rename cpp_parse_escape. Make the bitmask
2167 unsigned. Warn for out-of-range escape sequences here.
2168 Update to use maybe_read_ucs.
2169 (cpp_interpret_charconst): Don't warn here.
2170 * cpplib.h (cpp_parse_escape): New exported function.
2172 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
2174 * extend.texi (Attribute Syntax): Clarify application of
2175 attributes to parameters declared as functions or arrays.
2177 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
2179 * dbxout.c (dbxout_type_methods): Do still group methods by name.
2181 2001-05-23 Zack Weinberg <zackw@stanford.edu>
2183 * diagnostic.c (vnotice): Kill.
2184 (fnotice): Call vfprintf directly.
2185 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
2186 verbatim, set_diagnostic_context): Rename string argument to
2187 indicate that it is run through gettext.
2188 (vbuild_message_string, build_message_string, output_do_printf):
2189 Rename string argument to indicate that it is NOT run through
2191 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
2192 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
2193 Run msgid argument through gettext.
2194 (default_print_error_function): Run constant strings through
2195 gettext when nothing else will.
2196 (fatal_error, internal_error, error_recursion): Use fnotice.
2197 Present complete sentences to gettext.
2199 2001-05-23 Mark Mitchell <mark@codesourcery.com>
2201 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
2203 2001-05-23 Richard Henderson <rth@redhat.com>
2205 * function.c (expand_function_start): Always use a pseudo
2206 for the function result value.
2208 2001-05-22 Richard Henderson <rth@redhat.com>
2210 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
2211 section pointer alignment.
2213 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2215 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2216 of __USER_LABEL_PREFIX__.
2218 2001-05-22 Richard Henderson <rth@redhat.com>
2220 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2221 (__deregister_frame_info_bases): New.
2222 * unwind-dw2-fde.h: Declare it.
2223 * libgcc-std.ver: Export it.
2224 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2225 called __register_frame_info_bases.
2227 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2229 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
2230 instead of #elif (which is OK for this case but not in general).
2232 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2234 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2235 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2236 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2237 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2238 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2240 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2241 David O'Brien <obrien@freebsd.org>
2243 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2244 configure-time options and target version of FreeBSD. Set-up
2245 to match architectural change in threading support. Correctly
2246 report when -pthread option is not supported by configure-time
2248 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2249 and extend to encode target version number in run-time setting
2250 of __FreeBSD__ macro to match the system compiler.
2251 (CPP_PREDEFINES): Likewise.
2252 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2254 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2255 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2257 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2258 David O'Brien <obrien@freebsd.org>
2260 * config.gcc (the unlabeled system switch statement): Add
2261 generic configuration section to handle *-*-freebsd*. Also,
2262 to match the system compiler, default to threading support (it
2263 may be disabled with the standard --disable-threads
2264 configuration-time switch).
2265 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2266 (alpha*-*-freebsd* in machine-specific section): Likewise.
2268 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2269 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2270 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2271 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2272 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2274 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2275 David O'Brien <obrien@freebsd.org>
2277 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2278 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
2279 -pthread instead setting macro.
2281 2001-05-22 Richard Henderson <rth@redhat.com>
2283 * crtstuff.c (__register_frame_info_bases): Declare.
2284 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
2285 (__do_global_dtors_aux, __do_global_dtors): Streamline.
2287 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2288 (CRT_GET_RFIB_DATA): New.
2289 * config/i386/sysv4.h: Likewise.
2290 * config/i386/sco5.h: Likewise.
2291 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2293 2001-05-22 Richard Henderson <rth@redhat.com>
2295 * rtl.c (read_string): Break out from ...
2296 (read_rtx): ... here.
2298 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2300 * doc/install.texi (Specific): Remove a bogus and duplicate part
2301 copied from the end of the document.
2303 2001-05-22 Bernd Schmidt <bernds@redhat.com>
2305 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
2307 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2309 * install.texi: Remove obsolete information on SunOS as well as
2310 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
2311 (Installing GNU CC on the Sun): Remove section.
2313 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
2315 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
2316 keep errno unchanged on success.
2318 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2320 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
2321 once for hexadecimal floats, whether or not they contain a decimal
2322 point. Don't let the setting of pedantic otherwise affect the
2323 parsing of hexadecimal floats.
2325 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2327 * README.ACORN: Remove obsolete file.
2329 2001-05-22 Jan Hubicka <jh@suse.cz>
2331 * combine.c (gen_binary): Use swap_commutative_operands_p
2332 (simplify_comparison): Likewise.
2333 * expmed.c (emit_store_flag): Likewise.
2334 * expr.c (compare_from_rtx): Likewise.
2335 (do_compare_rtx_and_jump): Likewise.
2336 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
2337 if not emitting a branch and operands want swapping.
2339 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2341 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
2342 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
2343 (maybe_get_identifier): Update.
2344 * tree.h (make_identifier): Delete.
2346 2001-05-21 Richard Henderson <rth@redhat.com>
2348 * combine.c (subst): Do not substitute for a register as
2349 a destination subreg/strict_low_part/zero_extract.
2351 * combine.c (simplify_comparison): Update op1 after constant
2353 * recog.c (const_int_operand): Accept only constants valid
2355 * genrecog.c: Update comments wrt const_int_operand.
2357 * emit-rtl.c (init_emit_once): Zero unused memory in a
2360 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2362 * tree.h (type_num_arguments): Declare it.
2363 * tree.c (type_num_arguments): New function.
2365 2001-05-21 Richard Henderson <rth@redhat.com>
2367 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
2370 2001-05-21 Geoff Keating <geoffk@redhat.com>
2372 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
2374 (minsf3): Use rs6000_emit_minmax.
2375 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
2377 (movsfcc): Use rs6000_emit_cmove.
2378 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
2379 Don't generate emit_fselsfsf4.
2380 (fseldfsf4): Likewise.
2381 (maxdf3): Use rs6000_emit_minmax.
2383 (mindf3): Use rs6000_emit_minmax.
2384 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
2386 (movdfcc): Use rs6000_emit_cmove.
2387 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
2388 Don't generate emit_fselsfsf4.
2389 (fselsfdf4): Likewise.
2390 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
2391 (min_max_operator): New predicate.
2392 (rs6000_emit_cmove): New function.
2393 (rs6000_emit_minmax): New function.
2394 * config/rs6000/rs6000-protos.h: Prototype new functions.
2395 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
2396 and min_max_operator.
2398 * config/rs6000/rs6000.c (output_cbranch): Handle all
2399 conditional types in the switch statement.
2401 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2403 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
2404 non-register variables.
2405 * extend.texi: Document that asm-specifications do not make sense
2406 for non-static local variables.
2408 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
2410 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
2411 (dbxout_type_fields): Lose minimal_debug support.
2412 (dbxout_type_methods, dbxout_type): Likewise.
2414 2001-05-17 Andrew Haley <aph@redhat.com>
2416 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2418 2001-05-21 Richard Henderson <rth@redhat.com>
2420 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
2423 2001-05-20 Richard Henderson <rth@redhat.com>
2425 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2426 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
2427 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
2428 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2429 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
2431 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2432 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
2433 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
2434 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2435 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2436 DEBUG_PUBNAMES_SECTION): Rename as above.
2437 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2439 2001-05-20 Richard Henderson <rth@redhat.com>
2441 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
2442 operands unless the operation is commutative.
2444 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2446 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
2449 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2451 * extend.texi: Clarify documentation of extensions included in ISO
2452 C99. Prefer C99 terminology and syntax to old GNU terminology and
2453 syntax. Add more index entries. Document mixed declarations and
2454 code as an extension in C89 mode. Warn about future changes to
2455 semantics of inline functions. Fixes PR other/930.
2457 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2459 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
2460 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2461 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
2462 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2464 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
2466 2001-05-20 Richard Henderson <rth@redhat.com>
2468 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
2469 to be output before a branch.
2471 2001-05-20 Richard Henderson <rth@redhat.com>
2473 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
2475 2001-05-20 Richard Henderson <rth@redhat.com>
2477 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
2478 (ASM_DOUBLE): Remove.
2479 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
2480 * config/i386/sun386.h: Likewise.
2482 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
2483 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
2485 * config/i386/cygwin.h (INT_ASM_OP): Remove.
2486 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
2487 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
2488 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
2490 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
2491 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
2492 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
2493 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
2494 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
2495 * config/i386/win32.h: Likewise.
2497 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2499 * invoke.texi: Add more options to summary list.
2501 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2503 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
2504 used. Fixes PR c/2291.
2505 * gcc.1: Regenerate.
2507 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2509 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
2510 the -fpic and -fPIC options, clear flag_pic.
2512 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2514 * hashtable.c (calc_hash): Fix HASHSTEP definition.
2515 * stringpool.c (make_identifier): No statistics here anymore.
2516 * objc-act.c (steup_string_decl): Remove redundant check.
2518 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2520 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
2521 cpplib.o, cpphash.o, fix-header): Update.
2522 (hashtable.o): New target.
2523 * c-common.h: Include cpplib.h. Define C_RID_CODE and
2524 struct c_common_identifier here.
2525 * c-lang.c (c_init_options): Update. Call set_identifier_size.
2526 * c-lex.c (c_lex): Update.
2527 * c-pragma.h: Update.
2528 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
2530 (C_RID_CODE): Delete.
2531 * cpphash.c: Rewrite to use hashtable.c.
2532 * cpphash.h: Update include guards.
2533 (struct cpp_reader): Remove hashtab.
2534 hash_ob and buffer_ob are no longer pointers. Add hash_table
2536 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
2537 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
2538 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
2539 * cppinit.c (cpp_create_reader): Update.
2540 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
2541 (cpp_interpret_charconst): Eliminate warning.
2542 * cpplib.c (do_pragma, do_endif, push_conditional,
2543 cpp_push_buffer, cpp_pop_buffer): Update.
2544 (_cpp_init_stacks): Rename cpp_init_directives.
2545 (_cpp_cleanup_stacks): Remove.
2546 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
2547 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
2548 cpp_forall_identifiers, cpp_create_reader): Update.
2549 (C_RID_CODE, cpp_make_node): New.
2550 (c_common_identifier): New identifier node for C front ends.
2551 * cppmain.c (main): Update.
2552 * fix-header.c (read_scan_file): Update.
2553 * flags.h (id_clash_len): Make unsigned.
2554 * ggc.h (ggc_mark_nonnull_tree): New.
2557 * stringpool.c: Update comments and copyright. Update to use
2559 * toplev.c (approx_sqrt): Move to hashtable.c.
2560 (id_clash_len): Make unsigned.
2561 * toplev.h (ident_hash): New.
2562 * tree.c (gcc_obstack_init): Move to hashtable.c.
2563 * tree.h: Include hashtable.h.
2564 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
2565 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
2566 (struct tree_identifier): Update.
2567 (make_identifier): New.
2569 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
2570 (C_RID_CODE): Remove.
2571 * lex.c (cxx_init_options): Call set_identifier_size. Update.
2572 (init_parse): Don't do it here.
2574 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
2576 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
2578 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
2580 (expand_eh_return): Convert between word_mode and Pmode.
2581 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
2583 (execute_stack_op): Likewise.
2584 (execute_cfa_program): Likewise.
2585 (uw_frame_state_for): Likewise.
2586 (uw_update_context_1): Likewise.
2587 * unwind.inc (_Unwind_Reason_Code): Likewise.
2588 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
2589 (EH_RETURN_STACKADJ_RTX): Likewise.
2590 * config/mips/mips.c (compute_frame_size): Make space for saving
2591 EH return registers.
2592 (mips_expand_epilogue): Handle EH stack adjustments.
2593 * config/mips/mips.md (eh_return): New pattern.
2594 (eh_set_lr_si): Likewise.
2595 (eh_set_lr_di): Likewise.
2596 Add splitter to perform EH return after reload.
2598 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2600 * jump.c (mark_jump_label): Tidy previous change.
2602 2001-05-19 Bruce Korb <bkorb@gnu.org>
2604 * fixinc/genfixes: no need for two warnings
2605 * fixinc/Makefile.in: open stdin for those building with a closed one.
2607 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2609 * jump.c (jump_optimize_1): Tidy.
2610 (mark_jump_label): When changing the label in a LABEL_REF, change
2611 update any REG_EQUAL notes as well.
2613 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
2615 * c-parse.in (parm_declarator): Split into
2616 parm_declarator_starttypename and parm_declarator_nostarttypename.
2617 (parm_declarator_starttypename, parm_declarator_nostarttypename):
2618 New. Allow parenthesised sub-declarators which don't begin with a
2619 TYPENAME. Fixes PR c/166.
2621 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2623 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
2625 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2627 * toplev.c (main): If the target does not allow profiling without
2628 a frame pointer, issue an error message.
2629 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2632 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2634 * recog.c (general_operand): Modify last change to allow it if reload
2637 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2639 * recog.c (general_operand): Prohibit nonzero subreg bytes on
2640 subregs containing mem.
2642 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
2644 * regrename.c (regrename_optimize): frame pointer register can
2647 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
2649 * README.DWARF: Move into dwarfout.c.
2651 2001-05-18 Dale Johannesen <dalej@apple.com>
2653 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
2654 specific misuse of r0 as a reload address.
2656 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2658 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
2661 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2663 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
2664 (add_to_sequence): Make that decision type.
2665 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
2666 (write_switch, write_cond, debug_decision_2): Likewise.
2668 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
2670 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
2673 2001-05-18 Stan Shebs <shebs@apple.com>
2675 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
2676 * configure: Regenerate.
2678 2001-05-18 Per Bothner <per@bothner.com>
2680 Changes needed for java/jvspec.c
2681 * gcc.h (n_infiles, outfiles): Add declarations.
2682 * gcc.c (n_infiles, outfiles): Mske no longer static.
2684 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
2686 * config/pa/som.h (EXCEPTION_SECTION): Define.
2688 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
2690 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
2692 Add have_location_lists, a variable to determine whether we need a
2693 .debug_loc section or not.
2694 (enum dw_val_class): Add dw_val_class_loc_list.
2695 (dw_val_struct): Add val_loc_list.
2696 (dw_loc_list_struct): New structure, represents location lists.
2697 (new_loc_list): New function, return a new location list, given
2698 the range and location expression.
2699 (add_loc_descr_to_loc_list): New function, add a location
2700 expression to a location list, given the expression and range.
2701 (output_loc_list): New function, output a location list.
2702 (gen_internal_sym): Modified to take symbol prefix, so we can
2703 reuse it for location list symbols.
2704 (add_AT_loc_list): New function, add a location list to a DIE at
2705 the named attribute.
2706 (AT_loc_list): New function, return the location list reference
2707 for a given attribute, if it's a location list.
2708 (print_die): Handle dw_val_class_loc_list.
2709 (size_of_die): Ditto.
2710 (value_format): Ditto.
2711 (output_die): Ditto.
2712 (output_location_lists): New function, output all of the location
2713 lists for a DIE and it's children.
2714 (dwarf2out_finish): Call output_location_lists if we have location
2718 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2720 * gcse.c (try_replace_reg): First try global replace, later try to
2721 simplify the expression.
2723 * gcse.c (find_used_regs): Change calling convention; work via
2725 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
2727 2001-05-18 Bernd Schmidt <bernds@redhat.com>
2730 2001-02-09 Nick Clifton <nickc@redhat.com>
2731 * config/arm/arm.md: Change output constraint on post inc
2732 load/store multiple patterns to be a read/write constraint.
2734 2001-05-18 Mark Mitchell <mark@codesourcery.com>
2736 * basic-block.h (struct basic_block_def): Add documentation about
2737 what a basic block is, and what the various fields are used for.
2738 * flow.c (calculate_globlal_regs_live): Add documentation about
2739 how the algorithm works, and how we know that it will terminate.
2740 Check that the the inductive assumption that guarantees
2741 termination actually holds.
2742 (mark_used_regs): Treat conditionally set registers as used.
2743 (debug_regset): Add comment.
2744 * rtl.texi (cond_exec): Add documentation.
2746 * function.c (expand_function_start): Avoid creating BLKmode
2749 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2751 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
2752 DIE, even if it has no children.
2753 (dwarf2out_finish): Always output the line-number table, even if
2756 2001-05-18 David Edelsohn <edelsohn@gnu.org>
2758 * rs6000.md (movsfcc,movdfcc): Remove NE case.
2760 2001-05-17 Bruce Korb <bkorb@gnu.org>
2762 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
2763 * fixinc/genfixes: emit a warning if AutoGen is out of date
2765 2001-05-17 Brendan Conoboy <blc@cygnus.com>
2766 Bruce Korb <bkorb@gnu.org>
2768 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
2769 found in fixinc directory. Facilitates binary distributions.
2771 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
2773 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
2776 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
2778 * dwarf2out.c (modified_type_die): Equate qualified type to die.
2780 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2782 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
2783 (simplify_subreg): Handle complex types represented as CONCAT.
2785 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
2786 * rtl.h (swap_commutative_operands_p): Declare.
2787 * rtlanal.c (swap_commutative_operands_p): New.
2788 (operand_preference): New static function.
2790 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
2791 (gen_binary): Likewise.
2792 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
2793 * simplify-rtx.c (simplify_gen_binary,
2794 simplify_gen_relational): Likewise.
2796 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2798 * cse.c (fold_rtx): Use simplify_subreg.
2800 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
2801 (simplify_gen_subreg): New.
2802 (simplify_rtx): Use simplify_subreg.
2803 * rtl.h (simplify_gen_subreg): Declare.
2805 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2807 * doc/install.texi: Update Solaris information.
2809 * except.h (protect_cleanup_actions): Remove it.
2810 (lang_protect_cleanup_actions): Declare it.
2811 * except.c (protect_cleanup_actions): Remove it.
2812 (lang_protect_cleanup_actions): New variable.
2813 (init_eh): Don't make protect_cleanup_actions a GC root.
2814 (expand_eh_region_and_cleanup): Call
2815 lang_protect_cleanup_actions.
2816 (output_function_exception_table): Remove unused `align'
2818 * varasm.c (assemble_external): Abort if we have not yet
2819 opened the assembly output file.
2821 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
2823 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
2824 for eh_personality_libfunc.
2826 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2828 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
2829 when calling simplify_subreg. This is needed to allow replacing
2830 of expression of one mode by expression of different mode.
2832 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2834 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
2836 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2838 * expr.c (protect_from_queue): Protect against subsequent calls to
2840 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
2843 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2845 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
2847 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2849 * gccbug.in (CATEGORIES): Add "bootstrap".
2851 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2853 * simplify-rtx.c (simplify_subreg): Break out from ...
2854 * combine.c (combine_splify_rtx) ... here and ...
2855 * recog.c (validate_replace_rtx_1): ... here;
2856 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
2857 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
2858 (subreg_lowpart_p): ... here.
2860 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2862 * stmt.c (expand_asm_operands): For inout operands, make sure
2863 the substitution of '=' for '+' makes it into the rtl.
2865 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
2866 (reload_as_needed): Call update_eliminable_offsets a bit later.
2868 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2870 * gcc.texi (gccbug): Refer to the web pages for detailed information
2873 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2875 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
2877 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
2878 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
2879 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
2880 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
2881 * cross-make: Don't set LIBGCC1.
2882 * mklibgcc.in: Delete all code for building from libgcc1.c.
2883 Always honor LIB1ASMFUNCS if set.
2885 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
2886 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
2887 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
2888 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
2889 config/i386/uwin.asm, config/m68hc11/larith.asm,
2890 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
2891 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
2892 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
2893 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
2894 Delete or update references to libgcc1 in commentary.
2896 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
2897 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
2898 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
2899 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
2900 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
2901 config/arm/t-semi, config/arm/t-strongarm-coff,
2902 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
2903 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
2904 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
2905 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
2906 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
2907 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
2908 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
2909 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
2910 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
2911 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
2912 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
2913 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
2914 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
2915 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
2916 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
2917 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
2918 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
2919 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
2920 config/mips/t-ultrix, config/mn10200/t-mn10200,
2921 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
2922 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
2923 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
2924 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
2925 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
2926 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
2927 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
2928 config/sparc/t-sparclite, config/sparc/t-splet,
2929 config/sparc/t-sunos41, config/sparc/t-vxsparc,
2930 config/sparc/t-vxsparc64, config/v850/t-v850:
2931 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
2933 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
2934 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
2935 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
2936 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
2937 nongcc_SI_type, nongcc_word_type, or perform_*
2938 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
2940 * config/i386/386bsd.h, config/i386/beos-elf.h,
2941 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2942 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
2943 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
2944 Don't include i386/perform.h.
2946 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
2947 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
2948 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
2949 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
2950 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
2951 config/vax/t-openbsd, config/vax/t-vax: Delete.
2953 * config.gcc: Remove references to deleted files.
2954 (arm-semi-aof): Use arm/t-semi for tmake_file.
2956 * gcc.texi, install.texi, invoke.texi, tm.texi:
2957 Delete or rewrite text which is no longer relevant now that
2958 libgcc1 no longer exists.
2960 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
2961 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
2963 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
2964 Bruce Korb <bkorb@gnu.org>
2966 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
2969 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2971 * i386.md: Add two peepholes to clean up code generated by
2974 2001-05-16 Richard Henderson <rth@redhat.com>
2976 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
2977 variants of non-absolute encodings.
2979 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2981 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
2982 __register_frame_info_table_bases): Export.
2984 2001-05-16 Richard Henderson <rth@redhat.com>
2986 * except.c (eh_data_format_name): Move to ...
2987 * dwarf2asm.c: ... here. Use designated initializers if available.
2988 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
2989 * dwarf2asm.h: Update declarations.
2990 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
2991 ASM_PREFERRED_EH_DATA_FORMAT.
2992 (output_call_frame_info): Likewise. Use 'L' augmentation for
2995 * unwind-dw2-fde.h (struct fde_vector): New.
2996 (struct old_object): Rename from struct object.
2997 (struct object): New.
2998 (__register_frame_info_bases): Declare.
2999 (__register_frame_info_table_bases): Declare.
3000 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
3001 * unwind-dw2-fde.c (objects): Remove.
3002 (unseen_objects, seen_objects): New.
3003 (__register_frame_info_bases): New.
3004 (__register_frame_info): Use it.
3005 (__register_frame_info_table_bases): New.
3006 (__register_frame_info_table): Use it.
3007 (__deregister_frame_info): Rewrite for changed object struct.
3008 (base_from_object, get_cie_encoding, get_fde_encoding): New.
3009 (fde_unencoded_compare): Rename from fde_compare; uninline.
3010 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
3011 (start_fde_sort): Adjust for new definition of fde_vector.
3012 (fde_insert): Likewise.
3013 (end_fde_sort): Likewise. Select comparison function based
3014 on properties of the object.
3015 (fde_split): Take object and fde_compare_t arguments.
3016 (frame_heapsort, fde_merge): Likewise.
3017 (classify_object_over_fdes): Rename from count_fdes. Handle
3018 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
3020 (add_fdes): Handle encoded pointers.
3021 (init_object): Rename from frame_init. Update for new struct object.
3022 (linear_search_fdes): Rename from search_fdes. Handle encoded
3024 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
3025 (binary_search_single_encoding_fdes): New.
3026 (binary_search_mixed_encoding_fdes): New.
3027 (search_object): New.
3028 (_Unwind_Find_FDE): Update for new struct object. Fill in
3030 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
3031 iterating over EH data.
3032 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
3033 fde_encoding, lsda_encoding.
3034 (read_uleb128, read_sleb128): Remove.
3035 (read_encoded_pointer): Remove. All callers use read_encoded_value.
3036 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
3037 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
3039 * unwind-pe.h: Add "struct" to _Unwind_Context references.
3041 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3043 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
3044 * cpphash.c (_cpp_lookup_with_hash): Similarly.
3045 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
3046 cpp_spell_token, cpp_output_token): Similarly.
3047 * cpplib.c (lex_macro_node, do_undef, do_pragma,
3048 do_pragma_poison, parse_assertion, do_assert): Similarly.
3049 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
3050 save_parameter, _cpp_create_definition, check_trad_stringification,
3051 cpp_macro_definition): Similarly.
3052 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
3053 * c-lex.c (cb_undef, c_lex): Similarly.
3054 * fix-header.c (recognized_function): Similarly.
3055 * cpplib.h (NODE_LEN, NODE_NAME): New.
3056 (cpp_hashnode): Rename length len.
3058 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
3060 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
3063 2001-05-16 Andreas Jaeger <aj@suse.de>
3065 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
3067 * toplev.c: Include dwarf2asm.h for prototype of
3068 dw2_output_indirect_constants.
3070 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3072 * stmt.c (expand_asm_operands): Be able to offload addressof
3073 expression to memory. (PR optimization/185)
3075 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3077 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
3078 applying distributive law.
3080 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3082 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
3084 * gthr-dce.h (UNUSED): Attribute unused macro.
3085 (__gthread_key_dtor): Make arguments UNUSED.
3086 (__gthread_key_delete): Revise for compatibility with DRAFT4
3089 2001-05-16 David Edelsohn <edelsohn@gnu.org>
3091 * doc/install.texi: Update AIX information.
3092 * README.RS6000: Remove obsolete file.
3094 2001-05-16 Jakub Jelinek <jakub@redhat.com>
3095 Nathan Sidwell <nathan@codesourcery.com>
3097 * gcc.c (give_switch): Don't write before start of string.
3098 Always append suffix.
3100 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
3102 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
3105 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3107 * README.ALTOS: Remove obsolete file.
3109 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3111 * c-lex.h (save_and_forget_protocol_qualifiers,
3112 forget_protocol_qualifiers, remember_protocol_qualifiers):
3113 Remove deleted functions' prototypes.
3115 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3117 * c-parse.in (methodtype): New production.
3118 (methoddef, methodproto): Collapse separate '-' and '+'
3121 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3123 * c-common.h (RID_FIRST_PQ): New.
3124 * c-parse.in (objc_pq_context): New.
3125 (objc parser): Set objc_pq_context rather than calling
3126 remember_protocol_qualifiers and forget_protocol_qualifiers.
3127 Don't call save_and_forget_protocol_qualifiers.
3128 (yylexname): Handle objc protocol qualifiers here.
3129 * stringpool.c (struct str_header): Replace with sp_hashnode.
3130 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
3131 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
3132 Allocate an IDENTIFIER_NODE for each identifier.
3133 (FORALL_STRINGS, set_identifier): Delete.
3134 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
3135 (ggc_alloc_string): Use an obstack.
3136 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
3137 * tree.h: Update comments.
3138 (set_identifier): Delete.
3139 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
3140 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
3141 remember_protocol_qualifiers): Delete.
3143 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
3145 * flow.c (life_analysis): After life analysis is complete, do
3146 an optional scan over insns looking for REG_LABEL notes that
3147 reference a deleted label.
3148 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
3149 before peeking at LABEL_NUSES.
3151 2001-05-15 Richard Henderson <rth@redhat.com>
3153 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
3154 (_Unwind_GetTextRelBase): New.
3156 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3158 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3160 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
3162 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
3163 so that CHOOSE_SECTION gets used.
3165 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
3166 TARGET_RELOCATABLE like flag_pic for now.
3168 2001-05-15 David Edelsohn <edelsohn@gnu.org>
3170 * rs6000.md (movdi splitter): Sign extend more efficiently.
3171 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
3172 to "long long" valid on 32-bit and 64-bit hosts.
3173 (logical_operand): Cast trunc_int_for_mode return value.
3174 (rs6000_emit_move): Shift macro to encapsulate variable.
3175 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
3176 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
3177 plus_constant requires signed argument.
3179 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
3181 * gthr-posix.h: Make additional pthread-* functions weak.
3183 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3185 * recog.c (apply_change_group): Avoid unneeded validating.
3187 2001-05-14 David Edelsohn <edelsohn@gnu.org>
3189 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
3190 (num_insns_constant): CONST_INT can be 64-bits.
3192 2001-05-14 Stan Shebs <shebs@apple.com>
3194 * config/darwin.h (LIB_SPEC): Just use -lSystem.
3195 (LIBGCC_SPEC): Don't define.
3197 2001-05-14 Richard Henderson <rth@redhat.com>
3199 * configure.in (gcc_cv_as_eh_frame): New test.
3200 * config.in, configure: Rebuild.
3201 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
3203 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3205 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
3206 extended precision divide.
3208 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3210 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
3211 for RETURNS as well.
3213 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
3215 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
3216 (CPP_CPU??_SIZE_TYPE): New.
3217 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
3218 (CPP_CPU_SPEC): ... here; support choosing of CPU.
3219 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
3220 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
3222 * i386.c (override_options): Add sorry about not suported modes.
3224 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
3226 * config/pa/som.h (NM_FLAGS): Remove.
3227 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3228 (ASM_OUTPUT_SECTION_NAME): Remove.
3229 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3231 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3233 * regrename.c (regrename_optimize): Do not rename registers to
3236 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3238 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3239 contain MEMs. Remove useless distinction about clobbering
3242 2001-05-13 Geoff Keating <geoffk@redhat.com>
3244 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
3245 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
3246 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
3247 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3248 (EXCEPTION_SECTION): Define.
3250 2001-05-13 Zack Weinberg <zackw@stanford.edu>
3252 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
3253 binary backward compat only.
3254 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
3255 in LIB2FUNCS. Pass it to mklibgcc.
3256 * mklibgcc.in: Handle LIB2FUNCS_ST.
3258 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
3260 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3262 * tm.texi (THREAD_MODEL_SPEC): Document it.
3263 * gcc.c (main): Use it.
3264 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3265 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3267 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3269 * rtl.h (SYMBOL_REF_WEAK): New macro.
3270 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3271 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3272 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3273 * gcc.texi: Remove wrong description.
3275 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3277 * Makefile.in (STAMP): New macro.
3278 Replace all uses of `touch' with $(STAMP).
3279 * fixinc/Makefile.in: Likewise.
3281 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3283 * configure.in: ldopen is never in -lexc, so don't test for it.
3284 Add test for exc_resume in -lexc for Ada.
3285 * configure: Regenerated.
3287 2001-05-12 Richard Henderson <rth@redhat.com>
3289 * dwarf2asm.c (size_of_encoded_value): New function.
3290 * dwarf2asm.h: Declare it.
3291 * except.c (output_function_exception_table): Align the TType
3292 array only as wide as the encoding.
3294 2001-05-12 Zack Weinberg <zackw@stanford.edu>
3296 * extend.texi: Document #pragma GCC java_exceptions.
3298 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3300 * c-parse.in (bison parser, init_reswords): Remove uses of
3302 * c-tree.h (doing_objc_thang): Remove.
3304 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3306 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
3307 about files not ending in newlines.
3309 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3311 * dwarfout.c (dwarfout_init): Add cast.
3312 * sched-deps.c (sched_analyze_insn): Remove unused vars.
3313 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
3315 * method.c (build_mangled_C99_name): Remove unused prototype.
3317 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3319 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
3321 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3323 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3324 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
3326 2001-05-11 Richard Henderson <rth@redhat.com>
3328 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3329 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
3330 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
3331 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
3332 (dw2_output_indirect_constants): Prototype.
3333 * dwarf2out.c (dwarf2out_begin_prologue): Generate
3334 current_function_func_begin_label if we'll need it for EH. Exit
3335 early for IA64_UNWIND_INFO.
3336 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
3337 (eh_data_format_name): Update for indirect references.
3338 (output_function_exception_table): Care for IA64_UNWIND_INFO.
3339 Handle ASM_PREFERRED_EH_DATA_FORMAT.
3340 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
3341 define HAVE_eh_return etc.
3342 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
3343 (final_end_function): Don't call output_function_exception_table.
3344 * toplev.c (compile_file): Call dw2_output_indirect_constants.
3345 (rest_of_compilation): Invoke output_function_exception_table
3346 for ia64 before assemble_end_function.
3347 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
3348 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
3350 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
3351 * unwind.h: Declare them.
3352 * libgcc-std.ver: Export them.
3353 * unwind-pe.h: New file.
3355 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3357 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
3359 (find_fde_for_dso): Extract DT_PLTGOT.
3360 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
3361 the segment and gp as well.
3362 * config/ia64/frame-ia64.c: Remove file.
3363 * config/ia64/frame-ia64.h: Remove file.
3364 * config/ia64/unwind-ia64.c: New file.
3365 * config/ia64/unwind-ia64.h: New file.
3366 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
3367 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
3368 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
3369 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3370 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
3371 (IA64_UNWIND_INFO): Re-enable.
3372 (HANDLER_SECTION): Remove.
3373 (EH_RETURN_DATA_REGNO): New.
3374 * config/ia64/ia64.md (exception_receiver): Remove.
3375 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
3376 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
3378 2001-05-11 Richard Henderson <rth@redhat.com>
3380 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
3381 calls and jumps to be bundled together.
3382 (ia64_reorg): Emit a break after a noreturn call that ends
3384 * config/ia64/ia64.md (break_f): New.
3386 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3388 * c-lex.c (lex_charconst): Convert into a simple wrapper
3389 around cpp_interpret_charconst, to which most of the code
3391 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
3392 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
3393 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
3394 (lex): Use cpp_interpret_charconst.
3395 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
3396 hex_digit_value): New functions.
3397 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
3398 * cpplib.h (cpp_interpret_charconst): New prototype.
3399 * Makefile.in: Update.
3401 2001-05-12 Dean Wakerley <dean@wakerley.com>
3403 * doc/install.texi: New file. Converted to texinfo from the HTML
3404 documentation in wwwdocs/htdocs/install.
3406 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
3408 * gcse.c (insert_insn_end_bb): Do not search for assignments to
3409 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3411 * toplev.c (compile_file): Move comment for opening output
3412 file to just before the code that opens the output file.
3414 2001-05-11 Jakub Jelinek <jakub@redhat.com>
3416 * regmove.c (regmove_optimize): Suppress the optimization for
3417 unchanging destination register. Add comment above function.
3419 2001-05-11 Zack Weinberg <zackw@stanford.edu>
3421 * Makefile.in: Exterminate all references to assert.h.
3422 * cross-make: Likewise.
3424 * configure.in: Correct commentary.
3425 * configure: Regenerate.
3427 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
3430 * config/t-freebsd, config/t-linux, config/t-linux-aout,
3431 config/t-netbsd, config/t-rtems, config/x-linux,
3432 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
3433 No need to override INSTALL_ASSERT_H.
3435 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
3436 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
3437 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
3439 2001-05-11 Graham Stott <grahams@redhat.com>
3441 * combine.c (simplify_comparison): Fix typo.
3443 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3445 * loop.h (struct movables): Remove `num'.
3446 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
3447 Adjust call to strength_reduce.
3448 (num_unmoved_movables): New function.
3449 (move_movables): Don't set movables->num.
3450 (strength_reduce): Compute the number of instructions in the loop
3451 here, rather than in the caller.
3452 (check_dbra_loop): Always clear reversible_mem_store if there
3453 are any memory sets.
3454 (loop_regs_scan): Don't count instructions here.
3455 (count_insn_in_loop): New function.
3457 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3459 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
3461 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3463 * c-common.c (finish_label_expr): New function, lifted from
3464 from cp/semantics.c.
3465 * c-common.h (finish_label_expr, lookup_label): New prototypes.
3466 * c-parse.in: Move 3 blocks of parser code into new functions.
3467 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
3468 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
3469 (lookup_label): Remove.
3471 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
3473 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
3474 FLOAT_BIT_ORDER_MISMATCH.
3476 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3478 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
3479 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
3481 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3483 * expr.c (emit_group_load): extract_bit_field requires a REG or
3486 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
3488 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
3489 a computed jump into an unconditional jump.
3490 In second hunk of code for collapsing computed and conditional jumps
3491 into unconditional jumps, reemit the jump in additional cases.
3493 * jump.c (jump_optimize_1): Do not wrap the new jump target
3494 inside a LABEL_REF; gen_jump will do that automatically.
3496 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
3498 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
3499 contents for a SYMBOL_REF in case of floating point constants.
3501 2001-05-10 DJ Delorie <dj@redhat.com>
3503 * c-common.c (combine_strings): Widen strings in a
3504 host-endian-independent way.
3506 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
3508 * c-parse.in: Remove many shift/reduce conflicts. Update
3510 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
3511 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
3512 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
3513 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
3514 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
3515 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
3516 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
3517 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
3518 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
3519 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
3520 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
3521 typespec_reserved_nonattr, typespec_reserved_attr,
3522 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
3523 structsp_nonattr, components_notype, component_notype_declarator,
3524 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
3525 firstparm, setspecs_fp): New
3526 (typed_declspecs, reserved_declspecs, typed_typespecs,
3527 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
3528 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
3529 declmods_no_prefix_attr, nonempty_type_quals, structsp,
3530 type_quals): Remove. Users updated.
3531 (initdecls, notype_initdecls, after_type_declarator,
3532 parm_declarator, notype_declarator, absdcl1, components, ivars):
3533 Don't allow attributes at the start of a declarator; include them
3534 in the production containing the declarator instead. Always
3535 require type specifiers before trying to redeclare a typedef name.
3536 (typename): Allow for attributes but warn that they are ignored.
3537 (parmlist, firstparm, setspecs_fp): Include attributes in
3538 parmlist; suck them off the parser stack in firstparm using
3541 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
3543 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
3544 to determine if a block has an unconditional jump at its end.
3546 * jump.c (jump_optimize_1): When converting a conditional jump
3547 to an unconditional jump, build the jump using gen_jump instead
3548 of just modify operands in-place.
3550 2001-05-09 Zack Weinberg <zackw@stanford.edu>
3552 * cppinit.c (cpp_post_options): Shut off macro expansion if
3554 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
3555 IN_I directives only if the # is in column 1 and the directive
3556 name begins in column 2.
3557 * cppmain.c (scan_buffer): Insert a space between # and an
3558 identifier, when that identifier is a directive name.
3560 * tradcpp.c (struct file_buf): Add a pointer to the next entry
3561 in the header search path.
3562 (enum node_type): Add T_INCLUDE_NEXT.
3563 (directive_table): Add entry for include_next.
3564 (do_include_next): New function.
3565 (process_include): New routine, broken out of do_include.
3566 (finclude): Insert 'nhd' argument, to be copied into
3567 next_header_dir of the new buffer.
3568 (main): Adjust to match.
3569 * gsyslimits.h, limity.h: Un-indent #include_next.
3571 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
3573 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
3574 inclusion as a chapter of the GCC manual.
3575 * gcc.texi: Include objc.texi.
3576 * fdl.texi: Use @unnumberedsec for the addendum.
3577 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
3579 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3581 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
3583 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
3585 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
3586 handling of two-address insns.
3588 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
3590 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
3591 ../binutils/nm-new instead of ../binutils/nm.
3593 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3595 * i386.md (movdi splitter): Fix the splitting condition
3596 (float_extenddftf splitter): Fix mode.
3598 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3600 * genrecog.c (write_switch): Avoid outputting of switch for
3601 types wider than int.
3603 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
3605 * reload1.c (copy_eh_notes): New function.
3606 (emit_input_reload_insns): Call it.
3607 (emit_output_reload_insns): Call it.
3609 2001-05-07 Zack Weinberg <zackw@stanford.edu>
3611 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
3613 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
3614 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
3616 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
3618 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3620 * pa.md (interspace_jump): Revise comment.
3621 (builtin_longjmp): Block initial setup insns from delay slot of
3623 (builtin_setjmp_receiver): New expander to save and restore PIC
3626 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
3628 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
3630 * toplev.c (compile_file): Set up the output file before we call
3631 the various initializers for the compiler.
3633 * except.c (sjlj_mark_call_sites): Do not search for assignments to
3634 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3636 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
3637 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
3639 2001-05-06 Zack Weinberg <zackw@stanford.edu>
3641 * Makefile.in (tradcpp0): Correct typo in dependency list.
3643 2001-05-06 Geoff Keating <geoffk@redhat.com>
3645 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
3646 the link register if we're not going to use it.
3648 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
3649 (output_function_profiler): Likewise.
3651 2001-05-07 Alan Modra <amodra@one.net.au>
3653 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
3655 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
3657 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
3658 zero-extend it. Make abs_inc unsigned.
3660 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
3661 widest mode in narrowing and widening operations.
3663 * config/mips/mips.md: Sign extend CONST_INTs.
3665 2001-05-06 Andreas Jaeger <aj@suse.de>
3667 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
3668 (i386 Options): Document -momit-leaf-frame-pointer.
3670 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3672 * c-typeck.c (internal_build_compound_expr): Check for
3673 array to pointer conversion just once.
3675 2001-05-05 Richard Henderson <rth@redhat.com>
3677 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
3679 2001-05-05 Richard Henderson <rth@redhat.com>
3681 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
3682 to the parent of the fixup region.
3684 2001-05-05 Jakub Jelinek <jakub@redhat.com>
3686 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
3688 * cpp.texi (__NO_INLINE): Document it.
3690 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
3692 * cppfiles.c (struct include_file): New member err_no.
3693 (find_or_create_entry): Set it.
3694 (open_file): Don't set fds to -2. Instead, use err_no to
3695 remember previous errors, if any.
3697 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3699 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
3700 between X and Y by using sequences of xgdx and xgdy.
3702 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3704 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
3705 of '!' for the 'D' alternative ('!' is too strong).
3706 ("*logicalsi3_silshl16"): Likewise.
3707 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
3708 ("movstrictsi"): Remove spurious '+'.
3709 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
3710 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
3711 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
3714 2001-05-04 David Edelsohn <edelsohn@gnu.org>
3716 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
3718 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
3720 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
3723 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3725 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
3728 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3730 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
3731 soft register, use ror instead of rol.
3733 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3735 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
3736 into account pre/post increment decrement for 68HC12.
3737 Fix other problems in replacement and fix call to reg_mentioned_p.
3739 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3741 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
3742 Put the soft registers in bss for 68HC12.
3743 (L_regs_d3_4): New for _.d3 and _.d4.
3744 (L_regs_d5_6): Likewise.
3745 (L_regs_d1_2): Likewise.
3746 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
3748 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3750 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
3751 to the pre-processor when -fshort-double is specified.
3752 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
3754 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3756 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
3757 (__mulsi3): Rewrite for 68HC12.
3758 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
3759 Mark 'x' constraint with earlyclobber to prevent a
3760 RELOAD_FOR_OTHER_ADDRESS to go in it.
3761 (mulhi3_m68hc12): New pattern.
3762 (mulhi3_m68hc11): Rename of mulhi3.
3763 (mulhi3): New expand for 68HC12 optimisation.
3764 (umulhisi3, mulhisi3): New patterns for 68HC12.
3766 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3768 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
3769 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
3770 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
3772 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3774 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
3775 constants cheap after reload.
3776 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
3778 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
3779 so that gcc prefers a shift by 16.
3780 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
3782 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
3784 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
3786 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3788 * alpha.h: NULL_PTR -> NULL.
3795 * i386.md: Likewise.
3798 * m68hc11.h: Likewise.
3799 * rs6000.h: Likewise.
3802 * sparc.h: Likewise.
3806 * final.c: Likewise.
3808 * recog.c: Likewise.
3810 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3812 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
3813 `bool' parameter to `int'.
3815 * hash.c (hash_lookup): Likewise.
3817 * hash.h (hash_lookup): Likewise.
3819 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
3821 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3823 * i386.c (x86_initialize_trampoline): Fix mode of constant.
3825 2001-05-03 Geoff Keating <geoffk@redhat.com>
3827 * invoke.texi (i386 Options): Delete references to -malign-jumps,
3828 -malign-loops, -malign-functions.
3829 * i386.c (ix86_align_funcs): Delete.
3830 (ix86_align_loops): Delete.
3831 (ix86_align_jumps): Delete.
3832 (override_options): Mark -malign-* as obsolete. Emulate their
3833 behaviour with the -falign-* options. Default -falign-* from
3834 the processor table.
3835 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
3836 patch of Wed May 2 13:09:36 2001.
3837 (LOOP_ALIGN): Delete.
3838 (LOOP_ALIGN_MAX_SKIP): Delete.
3839 (LABEL_ALIGN_AFTER_BARRIER): Delete.
3840 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
3842 2001-05-04 Andreas Jaeger <aj@suse.de>
3844 * except.h: Add prototype declaration for
3845 expand_builtin_init_dwarf_reg_sizes.
3847 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
3849 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
3851 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3853 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
3855 ("bitcmpqi2"): New pattern for bit-extract and test.
3856 ("bitcmphi"): New pattern for bitb/bita instructions.
3858 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
3860 * gccbug.in: Use a temporary directory when the mktemp command is
3863 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3865 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
3867 (INITIALIZE_TRAMPOLINE): Call it.
3868 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
3869 (TRAMPOLINE_TEMPLATE): Remove.
3870 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
3871 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
3874 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3876 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
3877 and crtendS.o with PIC.
3879 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3881 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
3883 (___subdi3, ___adddi3): Use x instead of y as index register.
3884 (__init_bss_section, __map_data_section): Optimize for 68HC12.
3885 (__memset, __memcpy): Likewise.
3886 (regs): Put the soft registers in bss for 68HC12.
3887 (abort): Use trap to abort for 68hc12.
3888 (__mulhi3, __mulhi32): Use emul for 68hc12.
3889 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
3891 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3893 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
3894 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
3895 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
3896 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
3897 Set 68HC12 min offset to -65536.
3898 (print_operand): Put parenthesis arround the operand if it refers
3899 to a symbol having the same name as a register.
3900 (m68hc11_z_replacement): When z register is replaced by its
3901 equivalent soft register, force the insn to be re-recognized.
3902 (m68hc11_check_z_replacement): Fix the test when destination is
3903 the index register and z dies in the insn.
3904 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
3906 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3908 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
3909 costs according to processor variant.
3910 (m68hc11_shift_cost): New function to compute shift costs.
3911 (m68hc11_rtx_costs): Define costs according to processor variant.
3912 (m6811_cost): Costs for 68HC11.
3913 (m6812_cost): Costs for 68HC12.
3914 (COSTS_N_INSNS): Remove.
3916 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
3917 (DEFAULT_RTX_COSTS): Remove.
3918 (CONST_COSTS): Define costs according to OUTER_CODE.
3919 (processor_costs): New struct to define costs.
3920 (m68hc11_cost): Pointer to current costs.
3922 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3924 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
3925 and use m68hc11_notice_keep_cc when using leax/leay.
3926 (addhi3 split): Reject split if the insn is handled by
3928 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
3929 push must be handled in a special way if the source operand uses
3930 sp as index register.
3931 (m68hc11_notice_keep_cc): New function.
3932 (m68hc11_gen_movhi): Use it when an insn changes a register but
3934 (m68hc11_gen_movqi): Fix move for 68HC12.
3935 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
3937 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3939 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
3940 and don't pass operands[0] to emit_library_call_value.
3942 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3944 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
3945 (zero_extendsi split): Simplify and use (zero_extendhi).
3946 (*addhi3): Remove 'w' constraint since stack pointer is handled
3948 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
3949 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
3950 (*ashrhi3_const): Fix shift by 7.
3951 (*lshrsi3_const16): Fix template.
3952 (call, call_value): Fix constraint and predicate.
3954 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3956 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
3957 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
3958 (CC_REGNUM): Likewise.
3959 (*unnamed splits): Use above constants instead of hard coded numbers.
3960 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
3961 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
3962 (*return_16bit, *unnamed peepholes): Likewise.
3964 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3966 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
3967 rs6000/rs6000.h twice.
3969 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
3971 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
3972 (CPP_SPEC): Conditionally define MSDOS and GO32.
3973 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
3974 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
3976 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
3978 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3980 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
3982 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3984 * integrate.h (struct inline_remap): Add leaf_reg_map table.
3985 * integrate.c (expand_inline_function): Use xcalloc to allocate
3987 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
3990 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3992 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
3995 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3997 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
3998 linker if -mrelax is given.
3999 (TARGET_SWITCHES): Document -mrelax.
4001 Re-installed 2001-01-09's patch:
4002 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4003 if it's wider than long and the target's long is wider than the
4006 2001-05-02 David O'Brien <obrien@FreeBSD.org>
4008 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
4009 directly include rs6000/rs6000.h. Instead do it in tm.h.
4011 2001-05-02 Stan Shebs <shebs@apple.com>
4013 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
4014 NSConstantString for NeXT-style runtimes.
4015 (STRING_OBJECT_GLOBAL_NAME): New macro.
4016 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
4017 OCTI_STRING_CLASS_DECL.
4018 (constant_string_global_id): New macro.
4019 (string_class_decl): Ditto.
4020 (setup_string_decl): New function.
4021 (build_objc_string_object): Use it to build a NeXT runtime
4022 compatible string initializer.
4024 2001-05-02 Jakub Jelinek <jakub@redhat.com>
4026 * tradcpp.c (do_define): Make sure we don't walk past limit.
4028 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4030 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
4031 offsets if not REG_OK_STRICT.
4033 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
4034 (INT_REG_OK_FOR_INDEX_P): Likewise.
4035 (INT_REG_OK_FOR_BASE_P): Likewise.
4036 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
4037 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
4038 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
4039 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
4040 REG_OK_FOR_BASE_P. Take an additional parameter.
4041 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
4042 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
4043 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
4044 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
4045 rs6000_legitimate_address() and use it.
4046 * config/rs6000/rs6000.c: Update all callers.
4047 (rs6000_legitimate_address): New function.
4049 2001-05-02 David Edelsohn <edelsohn@gnu.org>
4051 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
4052 special_constant conditional blocks together.
4054 2001-05-02 Dale Johannesen <dalej@apple.com>
4056 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
4058 (STRICT_ARGUMENT_NAMING): Define.
4059 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
4060 function_arg_partial_nregs, setup_incoming_varargs): Remove
4061 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
4064 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4066 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
4068 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
4071 * expr.c (store_field): Do nothing except elaborate side-effects if
4074 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4076 * c-lex.c: NULL_PTR -> NULL.
4078 * emit-rtl.c: Likewise.
4080 * genpeep.c: Likewise.
4082 * mips-tdump.c: Likewise.
4083 * reload1.c: Likewise.
4084 * rtlanal.c: Likewise.
4086 * stor-layout.c: Likewise.
4087 * toplev.c: Likewise.
4089 2001-05-01 Per Bothner <per@bothner.com>
4091 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
4092 call do_pending_stack_adjust before emiting label.
4094 2001-05-01 Mark Mitchell <mark@codesourcery.com>
4096 * extend.texi: Fix typo.
4098 2001-05-01 Stan Shebs <shebs@apple.com>
4100 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
4101 of UOBJC_MODULES_decl.
4102 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
4103 (generate_descriptor_table): Ditto.
4104 (generate_protocols): Ditto.
4105 (generate_protocol_list): Ditto.
4106 (generate_classref_translation_entry): Ditto.
4108 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
4110 * invoke.texi (Optimize Options): Add documentation for `--param
4111 max-delay-slot-insn-search' and `--param
4112 max-delay-slot-live-search' and reorder --param section.
4113 * params.def: Modify initial comment.
4114 * params.h (param_info): Add `help' member.
4115 * toplev.c (lang_independent_params): Include `help' description.
4116 (display_help): Print --param parameters.
4118 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4120 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
4121 Remove references to deleted files.
4122 (*-*-openbsd): No need to override xmake_file.
4123 (*-*-sysv4): Treat like *-*-sysv.
4125 * configure.in: Probe for ldopen in various places, and set up
4126 collect2 to be linked with them if found.
4127 Don't dink with Windows registry stuff unless $host_os is a
4128 Win32 os name. Check to see if we need -ladvapi32.
4129 * configure: Regenerate.
4131 * Makefile: Get rid of CLIB and HOST_CLIB.
4132 Substitute in COLLECT2_LIBS and link collect2 against its contents.
4133 * build-make: Get rid of HOST_CLIB.
4135 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
4136 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4137 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4138 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
4139 config/rs6000/x-rs6000: Delete.
4141 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
4144 24 x-host fragments remain, 0 x-cpu, 3 top level.
4146 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4148 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
4149 * configure: Regenerate.
4151 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
4153 * Makefile.in (install-headers): Remove redundant dependency.
4155 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
4157 * c-tree.texi (USING_STMT): Document.
4159 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4161 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
4162 * c-common.c: Likewise.
4163 * c-decl.c: Likewise.
4164 * combine.c: Likewise.
4165 * rs6000.c: Likewise.
4166 * except.c: Likewise.
4167 * explow.c: Likewise.
4169 * fold-const.c: Likewise.
4170 * function.c: Likewise.
4173 * integrate.c: Likewise.
4175 * objc/objc-act.c: Likewise.
4176 * recog.c: Likewise.
4177 * reg-stack.c: Likewise.
4178 * reload.c: Likewise.
4179 * reload1.c: Likewise.
4180 * simplify-rtx.c: Likewise.
4182 * varasm.c: Likewise.
4184 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
4186 * diagnostic.def: New file.
4187 * diagnostic.h (diagnostic_t): New enum.
4188 * Makefile.in (diagnostic.o): Depend on diagnostic.def
4190 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4192 * tsystem.h: Test only POSIX for availability of string.h
4194 * config.gcc (all systems): If USG appeared in xm_defines,
4195 change it to POSIX. If both USG and POSIX appeared, just
4196 delete USG. Remove unnecessary quotes around xm_defines
4198 (m68k-crds-unos*): Don't #define unos - tested nowhere.
4199 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
4200 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
4201 powerpc-*-linux*): No need to set xm_defines - handled by
4202 global settings for *-*-linux*.
4204 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4206 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
4207 Always include gstab.h, not system stab.h. Don't provide
4208 default definitions of N_CATCH or N_OPT. Always use the
4209 gstab.h variant of STAB_CODE_TYPE.
4210 * final.c: Don't include stab.h/gstab.h at all, or provide
4211 defaults for N_SLINE and N_SOL.
4213 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
4214 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
4216 * sdbout.c: Always include gsyms.h instead of system syms.h.
4218 * configure.in: No need to check for stab.h.
4219 * configure, config.in: Regenerate.
4220 * Makefile.in (final.o): Don't depend on gstab.h.
4222 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4223 Richard Henderson <rth@redhat.com>
4225 * extend.texi: Improve documentation of volatile asms.
4227 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4229 * c-tree.texi: Fix thinko.
4230 * gcc.texi: Likewise.
4232 2001-04-30 Richard Henderson <rth@redhat.com>
4234 * c-common.c (c_promoting_integer_type_p): New function, from the
4235 corpse of old macro. Properly promote too-small enumerations and
4236 booleans. Adjust all callers.
4237 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4238 (c_promoting_integer_type_p): Declare.
4239 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4240 * c-typeck.c: Likewise.
4241 (default_conversion): Remove now redundant boolean check.
4243 2001-04-30 Jan Hubicka <jh@suse.cz>
4244 Richard Henderson <rth@redhat.com>
4246 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4248 (combine_stack_adjustments_for_block): Don't combine stack
4249 allocation followed by deallocations. Handle grow-up stacks.
4251 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4253 * fdl.texi: New file.
4254 * c-tree.texi: Use the GFDL.
4255 * gcc.texi: Likewise.
4257 2001-04-30 Stan Shebs <shebs@apple.com>
4259 * invoke.texi: Add a section documenting Objective-C options.
4261 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
4263 * emit-rtl.c (try_split): Copy EH notes to sequence.
4265 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4267 * regmove.c (record_stack_memrefs): Catch all references to the
4270 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
4272 * Makefile.in (stmp-fixinc): quote shell assignment values
4274 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4276 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
4280 * prefix.c: Likewise.
4282 2001-04-28 Stan Shebs <shebs@apple.com>
4284 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
4285 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
4286 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
4287 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
4289 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
4290 (NEXT_OBJC_RUNTIME): Define.
4292 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4294 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
4295 * simplify-rtx.c (simplify_gen_relational): Likewise.
4297 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
4299 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
4300 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
4302 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
4303 registers in SSE case; fix handling of the immediates.
4304 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
4305 operands to be in regsiters before reload.
4306 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
4307 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
4308 (abstf,absxf,negtf,negxf splitters): Compute
4309 properly the regnum for x86_64.
4310 (avsdf2_if_rex64): New.
4312 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
4314 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
4315 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
4316 into the constant pool.
4317 * jump.c (jump_optimize_1): Remove barrier successors after all
4318 the LABEL_NUSES counds have been computed.
4319 (delete_barrier_successors): When deleting a tablejump insn, also
4320 delete the jump table it uses.
4321 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
4324 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
4326 * pa.c (FRP): Remove erroneous white space in macro definition.
4328 2001-04-28 Andreas Jaeger <aj@suse.de>
4330 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
4332 * extend.texi: Likewise.
4333 * tm.texi: Likewise.
4335 2001-04-28 Andreas Jaeger <aj@suse.de>
4337 * md.texi: Use XX-bit instead of XXbit or XX bit where
4340 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
4342 * gcc.c (process_command): Allow -l lib in addition to -llib
4343 for POSIX compliance. This fixes PR c/2347.
4345 * invoke.texi: Update section on Link Options accordingly.
4347 2001-04-27 Zack Weinberg <zackw@stanford.edu>
4349 * function.c (purge_addressof_1): Remove the duplicate
4350 if (code == SET) block. Fold the two if (code == ADDRESSOF)
4353 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
4355 * except.c (expand_eh_region_start): Don't start a new block.
4356 (expand_eh_region_end): Don't end a block.
4357 * stmt.c (expand_end_bindings): Don't end EH blocks.
4358 (expand_decl_cleanup): Starting an EH region won't change the block.
4359 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
4360 (is_eh_region): Lose.
4363 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
4365 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
4367 * collect2.c (main): Add `-L' case to remove duplicate entries.
4368 (is_in_args): New function to check for a duplicate argument.
4369 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
4370 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
4371 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4372 Define to be nonzero.
4374 2001-04-27 Andreas Jaeger <aj@suse.de>
4375 Richard Henderson <rth@redhat.com>
4377 * md.texi (Machine Constraints): Document additional i386
4378 constraints and fix description of "A".
4380 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
4382 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
4384 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
4386 * except.c (get_exception_filter): word_mode, not Pmode.
4388 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
4390 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
4391 common to other movsf patterns. Move up so that in future
4392 people who change the other patterns will change it too.
4393 (movsf_lo_sum): Allow even for soft-float; add appropriate
4395 (movsf_high): Likewise.
4396 (movsf_high+1): Allow even for soft-float.
4398 * function.c (expand_function_end): Always clobber the
4399 return registers, even if there is no return label.
4401 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4403 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
4405 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
4407 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
4408 (pushqi2_rex64, pushhi2_rex64): Add.
4410 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
4412 * except.c (expand_eh_region_end_cleanup): Force pending stack
4413 adjust before emitting label that branches around cleanup code.
4415 2001-04-26 H.J. Lu (hjl@gnu.org)
4417 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
4419 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
4421 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
4422 (ASM_OUTPUT_SECTION_NAME): Likewise.
4423 (ASM_WEAKEN_LABEL): Likewise.
4424 (UNIQUE_SECTION): Likewise.
4425 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4426 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4427 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
4428 (ASM_OUTPUT_SECTION_NAME): Likewise.
4429 (ASM_WEAKEN_LABEL): Likewise.
4430 (UNIQUE_SECTION): Likewise.
4431 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4432 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4433 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
4434 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
4435 (ASM_FILE_START): Likewise.
4436 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4437 (ASM_DECLARE_OBJECT_NAME): Likewise.
4438 (ASM_FILE_END): Likewise.
4439 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4440 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
4441 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4442 (ASM_OUTPUT_CASE_LABEL): Likewise.
4443 (ASM_OUTPUT_SKIP): Likewise.
4444 (ASM_OUTPUT_ASCII): Likewise.
4445 (ASM_OUTPUT_IDENT): Likewise.
4446 (READONLY_DATA_SECTION): Likewise.
4447 (EXTRA_SECTIONS): Likewise.
4448 (EXTRA_SECTION_FUNCTIONS): Likewise.
4449 (SELECT_RTX_SECTION): Likewise.
4450 (SELECT_SECTION): Likewise.
4452 * config/mips/linux.h (INVOKE__main): Undefine.
4453 (CTOR_LIST_BEGIN): Likewise.
4454 (CTOR_LIST_END): Likewise.
4455 (DTOR_LIST_BEGIN): Likewise.
4456 (DTOR_LIST_END): Likewise.
4457 (SET_ASM_OP): Defined it to ".dummy".
4458 (ASM_OUTPUT_DEF): Defined.
4459 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
4461 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
4463 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
4464 assembler supports .p2align.
4466 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
4468 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
4470 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4472 * integrate.c (expand_inline_function): Check for error_mark_node
4475 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4477 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
4480 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
4482 * configure.in (configargs.h): Define thread_model.
4483 * configure: Rebuilt.
4484 * gcc.c (main): Print it with -v.
4486 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
4488 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
4489 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
4490 * gcc.1: Regenerate.
4492 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4494 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
4495 is_redundant_typedef): Use static inline instead of inline static.
4497 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
4499 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
4500 this directory is always searched.
4502 2001-04-25 Richard Henderson <rth@redhat.com>
4504 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
4505 of registers to restore along non eh_return path.
4507 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4509 * c-format.c (check_format_info_recurse): Handle
4510 PLUS_EXPR for format string.
4512 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4514 * config/ia64/ia64.h (CC1_SPEC): Define.
4515 * config/ia64/linux.h (CC1_SPEC): Define.
4517 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
4519 * emit-rtl.c (constant_subword): Also do sign extension in
4520 BITS_PER_WORD == 16 case.
4522 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
4524 * loop.c (try_swap_copy_prop): Go back to checking insn.
4526 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4528 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
4529 if check_mode is non-zero.
4531 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4533 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
4534 out and comparison sequence has been detected, put result into
4535 proper temporary pseudo.
4537 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4539 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
4540 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
4541 * libgcc2.c: Remove __dummy and __builtin_saveregs.
4542 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
4543 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
4544 for future reference.
4546 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
4548 * except.c (reachable_handlers): Step out one level from a RESX.
4550 * except.c (struct eh_region): Rename 'last' to 'resume'.
4551 (mark_eh_region, duplicate_eh_region_1): Adjust.
4552 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
4553 (build_post_landing_pads): Likewise.
4554 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
4555 (expand_eh_region_end_must_not_throw): Likewise.
4556 (connect_post_landing_pads): Thread (only) regions with non-deleted
4559 * except.c (expand_eh_region_end_cleanup): Save the EH return data
4560 registers around the cleanup.
4561 (get_exception_filter): New fn.
4562 (finish_eh_generation): Use it.
4564 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
4566 * c-semantics.c (add_scope_stmt): Don't call
4567 current_scope_stmt_stack multiple times.
4569 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4570 Nathan Sidwell <nathan@codesourcery.com>
4572 Lazy __FUNCTION__ generation.
4573 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
4574 RID_C99_FUNCTION_NAME): New _RIDs.
4575 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
4576 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
4577 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
4579 (function_id_node, pretty_function_id_node, func_id_node): Remove.
4580 (c99_function_name_decl_node, function_name_decl_node,
4581 pretty_function_name_decl_node, saved_function_name_decls):
4583 (struct language_function): Remove x_function_name_declared_p.
4584 (make_fname_decl): Remove a parameter.
4585 (declare_function_names): Remove prototype.
4586 (start_fname_decls, finish_fname_decls): Prototype.
4587 (fname_as_string): Likewise.
4588 (fname_string, fname_decl): Likewise.
4589 * c-common.c (make_fname_decl): Adjust.
4590 (struct fname_var_t): New struct.
4591 (fname_vars): New static array.
4592 (declare_function_name): Remove.
4593 (start_fname_decls, finish_fname_decls): New functions.
4594 (fname_as_string): New function from remnants of
4595 declare_function_name.
4596 (fname_string, fname_decl): New functions.
4598 * c-decl.c (c_function_name_declared_p): Remove.
4599 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
4600 don't call declare_function_name. Call start_fname_decls.
4601 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
4602 clobber the line number. Call finish_decl.
4603 (start_function): Call start_fname_decls.
4604 (finish_function): Call finish_fname_decls.
4605 Remove c_function_name_declared_p.
4606 (push_c_function_context): Don't push c_function_name_declared_p.
4607 (pop_c_function_context): Don't pop c_function_name_declared_p.
4608 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
4609 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
4610 (program): Call finish_fname_decls for C.
4611 (primary): Add VAR_FUNC_NAME.
4612 (reswords): Add slots for __FUNCTION__ et al.
4613 (rid_to_yy): Add mappings for __FUNCTION__ et al.
4614 (yylexname): If it's a STRING_FUNC_NAME generate the function name
4615 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
4616 * c-semantics.c (prune_unused_decls): Remove.
4617 (finish_stmt_tree): Don't call prune_unused_decls.
4618 (genrtl_decl_stmt): Don't prune unused decls here.
4620 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
4622 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
4623 constant pool, use the pool's SYMBOL_REF instead.
4625 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
4628 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
4630 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
4631 passing nested NOP_EXPRs to fold.
4633 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
4635 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
4637 2001-04-22 Mark Mitchell <mark@codesourcery.com>
4639 * loop.c (loop_delete_insns): Add prototype.
4641 2001-04-23 Phil Edwards <pme@sources.redhat.com>
4643 * configure.in: Remove ENABLE_STD_NAMESPACE.
4644 * config.in: Regenerated.
4645 * configure: Regenerated.
4647 2001-04-22 Stan Shebs <shebs@apple.com>
4649 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
4651 * config/rs6000/xm-darwin.h: Remove file.
4653 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4655 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
4656 (write_c_file_stat): Likewise.
4658 * dbxout.c (dbxout_init): Likewise.
4660 * profile.c (output_func_start_profiler): Likewise.
4662 2001-04-22 Philipp Thomas <pthomas@suse.de>
4664 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
4665 require it instead of the CVS version.
4666 * cpperror.c (v_message): Put a blank before the macro
4667 body to not confuse exgettext.
4669 2001-04-21 Mark Mitchell <mark@codesourcery.com>
4671 * flow.c (proagate_one_insn): Remove useless assignment.
4672 * jump.c (delete_insn): Tidy.
4673 * loop.c (try_copy_prop): When deleting an instruction with a
4674 REG_RETVAL note, delete the entire libcall sequence.
4675 (loop_delete_insns): New function.
4676 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
4677 we're not substituting into them yet.
4679 2001-04-21 Kazu Hirata <kazu@hxi.com>
4681 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
4683 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
4685 * config/i960/i960.c (signed_arith_operand): Likewise.
4687 * calls.c (expand_call): Fix a comment typo.
4689 2001-04-20 Zack Weinberg <zackw@stanford.edu>
4691 * configure.in: Probe for times, clock, struct tms, and clock_t.
4692 * configure, config.in: Regenerate.
4693 * timevar.c: Replace ifdef forest in get_time with (relatively)
4694 straightforward series of checks based on autoconf's probes.
4696 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
4698 * config/pa/som.h (NM_FLAGS): Define.
4700 2001-04-20 Bernd Schmidt <bernds@redhat.com>
4702 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
4704 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
4705 * ia64.c (nop_cycles_until): New function.
4706 (prev_cycle, prev_first, last_issued): New static variables.
4707 (ia64_sched_reorder): Additional arg for clock.
4708 On final scheduling pass, emit extra NOPs as needed.
4709 Set prev_first and prev_cycle.
4710 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
4711 (ia64_variable_issue): Set last_issued.
4713 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
4715 * config/i386/i386.c (ix86_expand_int_movcc,
4716 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
4718 2001-04-20 Geoff Keating <geoffk@redhat.com>
4720 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
4721 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
4722 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
4723 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
4724 ctrdi_internal6): In the short-branch case, this insn is only 4
4725 bytes long. Reported by Reza Yazdani <reza@apple.com>.
4727 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4729 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
4730 "=u" is used together with "st" resp. "st(1)" clobber.
4732 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4734 * gcse.c (gcse_main): Fix comment typo.
4735 (delete_null_pointer_check): Likewise.
4736 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
4737 * cse.c (cse_insn): Likewise.
4738 * function.c (fixup_var_refs_insns_with_hash): The sequence is
4741 2001-04-19 Zack Weinberg <zackw@stanford.edu>
4743 * toplev.c: Excise all code for the undocumented -dm option.
4744 (float_signal): Call signal just once, unconditionally.
4746 2001-04-19 Geoff Keating <geoffk@redhat.com>
4748 * fold-const.c (fold): Use first_rtl_op rather than
4749 TREE_CODE_LENGTH when looping over parameters of a tree.
4750 Correct strange grouping in test for evaluated SAVE_EXPR.
4752 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
4754 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
4755 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
4757 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
4758 name at 32 total characters.
4759 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
4760 functions in named sections -- data items can still go into unique
4761 sections, but they have normal names (ie $LIT$ and $DATA$).
4763 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
4766 2001-04-19 DJ Delorie <dj@redhat.com>
4768 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4769 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
4770 * config/i386/cygwin.h: Likewise.
4771 * config/i386/mingw32.h: Likewise.
4772 * config/vax/vms.h: Likewise.
4773 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
4775 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4776 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
4777 * config/i386/xm-cygwin.h: Likewise.
4778 * config/i386/xm-djgpp.h: Likewise.
4779 * config/i386/xm-mingw32.h: Likewise.
4780 * config/vax/xm-vms.h: Likewise.
4782 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
4783 instead of OBJECT_SUFFIX.
4784 * collect2.c (find_a_file): Look for files matching the extension
4785 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
4786 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
4787 TARGET_EXECUTABLE_SUFFIX.
4788 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
4789 (make_relative_prefix): Likewise.
4790 (convert_filename): Use TARGET_ suffixes throughout. Remove
4792 (process_command): Likewise.
4793 (do_spec_1): Likewise.
4794 * java/lang.c (init_parse): Likewise.
4796 * gcc.texi : Document four new options matching the pattern
4797 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
4798 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
4799 documentation for NO_AUTO_EXE_SUFFIX.
4801 2001-04-19 Mark Mitchell <mark@codesourcery.com>
4803 * toplev.h (struct lang_hooks): Allow decode_option to indicate
4804 that language-independent processing should not be done.
4805 * toplev.c (main): Adjust accordingly.
4807 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
4808 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
4810 * mips.md (reload_outputdi): Require that operand0 be a
4813 2001-04-19 Jakub Jelinek <jakub@redhat.com>
4815 * invoke.texi (-Wshadow): Clarify.
4817 2001-04-18 Mark Mitchell <mark@codesourcery.com>
4819 * loop.c (load_mems): Examine all the instructions in the loop
4820 before concluding that all jumps branch to the first instruction
4823 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
4825 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
4827 2001-04-18 Jakub Jelinek <jakub@redhat.com>
4829 * cpp.texi (-Wwhite-space): Remove.
4830 (-Wall): -Wall does not imply -Wwhite-space.
4832 2001-04-17 Zack Weinberg <zackw@stanford.edu>
4834 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
4835 use it instead of blindly generating a .stabs.
4836 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
4838 * xcoffout.c: Don't bother defining default for N_CATCH.
4839 (UNKNOWN_STAB): Use internal_error.
4840 (stab_to_sclass): Remove now-unnecessary aborts.
4841 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
4843 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
4845 * jump.c (mark_all_labels): Canonicalize the tail recursion
4846 label attached to CALL_PLACEHOLDER insns.
4848 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4850 * output.h (dump_flow_info, free_basic_block_vars,
4851 which_alternative): Delete redundant prototypes.
4853 * rtl.h (bss_section): Likewise.
4855 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
4857 * dbxout.c (N_OPT): Define if not available from <stab.h>
4859 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4861 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
4862 libraries and native K&R compilers.
4864 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4866 * c-typeck.c (convert_arguments): Don't check for width changes
4869 * invoke.texi (-Wtraditional): Update documentation.
4871 2001-04-16 Zack Weinberg <zackw@stanford.edu>
4873 * toplev.c (output_lang_identify): Delete.
4874 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
4875 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
4876 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
4877 after calling ASM_FILE_END.
4879 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
4880 Instead, unconditionally emit an N_OPT stab with string equal
4881 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
4883 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
4885 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
4886 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
4887 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
4888 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
4889 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
4890 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
4891 config/i370/i370.h, config/i386/beos-elf.h,
4892 config/i386/osf1elf.h, config/i386/osfrose.h,
4893 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
4894 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
4895 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
4896 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
4897 config/mips/iris6.h, config/mips/osfrose.h,
4898 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
4899 config/sparc/sp64-elf.h:
4900 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
4901 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
4903 * config/elfos.h, config/freebsd.h, config/linux.h,
4904 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
4905 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
4906 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
4907 of ASM_FILE_START which merely emit a .version directive. Delete
4908 definitions of ASM_FILE_END which merely emit an .ident directive.
4910 * config/avr/avr.h, config/vax/vax.h: Delete definition of
4911 ASM_IDENTIFY_GCC and move part of its logic into
4914 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
4915 config/sparc/linux-aout.h: Don't emit .version directive in
4918 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
4919 (output_file_start): Correct comment.
4921 * config/i386/osfrose.h: Don't emit trailing .ident directive.
4922 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
4924 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
4925 * config/rs6000/aix.h: Correct comment.
4927 * config/i386/i386afe.h: Delete.
4928 * config.gcc: Remove references to i386afe.h.
4930 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
4931 other macros deleted by this patch were undocumented.
4933 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
4935 * pa.md (reload_outdi): Operand 0 must be a non hard register.
4937 * pa.c (secondary_reload_class): SAR<->FP copies require a
4940 * install.texi (mips-mips-bsd): Update list of functions
4941 required to include memmove.
4942 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
4943 used functions to include memmove.
4945 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
4947 * i386.md (sqrtdf2): SFmode should be DFmode.
4949 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
4951 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
4952 (find_moveable_store): Likewise.
4954 2001-04-15 Jim Wilson <wilson@redhat.com>
4956 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
4958 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
4960 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
4961 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
4963 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4965 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
4968 2001-04-14 Alan Modra <amodra@one.net.au>
4970 * pa.c (force_mode): New function.
4971 (emit_move_sequence): Use it instead of generating new rtx_REGs.
4973 2001-04-13 Jim Wilson <wilson@redhat.com>
4975 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
4976 (first_instruction): New static variable.
4977 (rtx_needs_barrier): Return 1 for alloc.
4978 (init_insn_group_barriers): Set first_instruction.
4979 (rws_sum): Delete duplicate definition.
4980 (group_barrier_needed_p): Return 0 when first_instruction true.
4981 (safe_group_barrier_needed_p): Save and restore first_instruction
4982 around group_barrier_needed_p call.
4984 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
4986 * expr.h (enum libfunc_index): Add LTI_memmove.
4987 (memmove_libfunc): Define macro.
4988 * optabs.c (init_optabs): Initialize memmove_libfunc.
4989 * expr.c (expand_assignment): Use memmove_libfunc instead of
4992 2001-04-13 Alan Modra <alan@linuxcare.com.au>
4994 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
4997 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4999 * Makefile.in (reg-stack.o): Depend on reload.h.
5000 (insn-attrtab.o): Depend on flags.h.
5002 * genattrtab (main): Include flags.h in insn-attrtab.c.
5004 * reg-stack.c: Include reload.h.
5006 * sparc.h (flag_pic): Delete redundant declaration.
5008 * output.h (flag_pic): Likewise.
5010 * tree.h (pedantic): Likewise.
5012 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5014 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
5016 * jump.c, regmove.c, toplev.c: Include reload.h.
5018 * reload.h (reload_cse_regs): Declare.
5020 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
5021 reload_cse_regs, init_reload, mark_home_live, reload,
5022 init_caller_save): Delete redundant prototypes.
5024 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5026 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
5028 * regclass.c, ssa.c: Include expr.h.
5030 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
5031 gen_move_insn): Delete redundant declarations.
5033 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5035 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
5036 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
5037 MAKEINFO and MAKEINFOFLAGS too.
5038 (stage4_build): Correctly order -B flags.
5040 2001-04-13 Alan Modra <amodra@one.net.au>
5042 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
5043 PIC_OFFSET_TABLE_SAVE_RTX.
5044 (zdepi_cint_p): Describe zdepi insn.
5045 Formatting and white space fixes throughout file.
5047 * pa.c (uint32_operand): Don't use long constant >= 2^32.
5048 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
5049 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
5050 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
5051 (output_64bit_and): Use plain `int's for shift counts.
5052 (output_64bit_ior): Likewise.
5053 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
5054 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
5057 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
5058 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
5059 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
5060 NEW_HP_ASSEMBLER into one. Kill warnings.
5062 * pa-gas.h: Delete file.
5063 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
5064 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
5065 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
5066 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
5068 * config/pa/mill32.S: New file.
5069 * config/pa/mill64.S: New file.
5070 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
5071 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
5072 * config/pa/t-linux64: New file.
5073 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
5074 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
5075 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
5077 * elfos.h (SELECT_SECTION): Undef before defining.
5078 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
5079 (LIB_SPEC): Remove -lmilli.
5080 (DBX_REGISTER_NUMBER): Remove.
5081 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
5082 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
5083 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
5084 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
5085 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
5086 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
5087 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
5088 TARGET_GAS): Define.
5089 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
5090 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
5091 regs if we don't have a prototype.
5092 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
5093 * pa.h (TARGET_ELF32): Default to 0 if undefined.
5094 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
5095 EH_RETURN_HANDLER_RTX): Define.
5096 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
5097 (DWARF_FRAME_REGNUM): Define.
5098 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
5099 * pa32-linux.h: New file.
5100 * pa64-linux.h: New file.
5102 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5103 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
5104 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
5105 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
5106 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
5107 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
5108 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5109 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
5110 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
5111 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
5112 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5113 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
5114 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
5115 * pa64-hpux.h: New file.
5116 (ASM_FILE_START): Correct typo.
5117 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
5118 * config.gcc: Modify for above.
5120 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
5122 * jump.c (jump_optimize_1): Don't delete dead stores here.
5123 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
5124 prior to running jump optimize before cse2.
5126 2001-04-12 Richard Henderson <rth@redhat.com>
5128 * Makefile.in (regmove.o): Depend on except.h.
5129 * regmove.c: Include it.
5131 2001-04-12 Stan Shebs <shebs@apple.com>
5133 * objc/objc-act.c: Remove all code ifdefed with the never-used
5134 macro OBJC_INT_SELECTORS.
5135 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
5136 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
5138 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
5140 * config/pa/quadlib.c: Add prototypes.
5142 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5144 * bitmap.h (debug_bitmap): Delete redundant prototype.
5146 * rtl.h (get_frame_size): Likewise.
5148 2001-04-12 Jim Wilson <wilson@redhat.com>
5150 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
5151 to just emit an fnorm.
5153 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5155 * c-common.h (truthvalue_conversion, type_for_mode,
5156 type_for_size): Delete redundant declarations.
5158 * c-lex.h (is_class_name): Likewise.
5160 * c-tree.h (pedantic, convert, getdecls, gettags,
5161 global_bindings_p, init_decl_processing, insert_block,
5162 maybe_build_cleanup, poplevel, print_lang_decl,
5163 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
5164 set_block, incomplete_type_error, build_function_call,
5165 lvalue_or_else, mark_addressable): Likewise.
5167 * expr.h (expand_tree_builtin): Likewise.
5169 2001-04-12 Mark Mitchell <mark@codesourcery.com>
5171 * invoke.texi: Document --param max-gcse-memory.
5173 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5175 * configure.in (errno): Check for declaration.
5176 * configure, config.in: Regenerated.
5178 * system.h (errno): Only declare if not already done.
5180 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5182 * recog.c (general_operand, immediate_operand,
5183 nonmemory_operand): Require CONST_INTs to be sign-extended
5184 values for their modes.
5186 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5188 * expmed.c (store_bit_field): Truncate CONST_INTs.
5189 (expand_mult_highpart, expand_divmod): Likewise.
5190 * expr.c (convert_modes, store_field): Likewise.
5191 * integrate.c (expand_inline_function): Use promote_mode() to
5192 determine whether to convert_modes() an argument as signed
5194 * optabs.c (expand_binop): Get CONST_INT operands
5195 sign-extended for their appropriate modes.
5196 * stmt.c (emit_case_nodes): Convert node values to the
5198 (expand_end_case): Convert minval and range to the appropriate
5200 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
5201 the iteration variable.
5202 * varasm.c (immed_double_const): Don't require words to be
5203 narrower than host wide ints to properly sign-extend
5206 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
5208 * sh.md (builtin_setjmp_receiver): New expander.
5210 2001-04-12 David Edelsohn <dje@watson.ibm.com>
5212 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
5213 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
5214 for generating CONST_INT and CONST_DOUBLE.
5216 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5218 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5219 already sign-extended.
5220 (rs6000_emit_prologue): Make register iterator signed.
5221 (rs6000_emit_epilogue): Likewise.
5222 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
5224 (movsf split, movdf split): Sign-extend CONST_INTs.
5225 (movdi splits): Likewise.
5227 2001-04-12 Kelley Cook <kelley.cook@home.com>
5229 * config-lang.in (lang_dirs): Add in zlib.
5231 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
5233 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
5234 operands that make it to RTL.
5236 2001-04-11 Stan Shebs <shebs@apple.com>
5238 Add Darwin (Mac OS X kernel) native support.
5239 * config.gcc (powerpc-*-darwin*): Add native bits.
5240 * config/darwin.c: New file, generic Darwin support functions.
5241 * config/darwin.h: New file, generic Darwin definitions.
5242 * config/darwin-protos.h: New file, generic Darwin prototypes.
5243 * rs6000/darwin.h: New file, Darwin for PowerPC.
5244 * rs6000/t-darwin: New file, Darwin makefile fragment.
5245 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
5246 (TARGET_MACHO): Ditto.
5247 (rs6000_abi): Add ABI_DARWIN.
5248 (RS6000_REG_SAVE): Add ABI_DARWIN case.
5249 (RS6000_SAVE_AREA): Ditto.
5250 (FP_ARG_MAX_REG): Ditto.
5251 (RETURN_ADDRESS_OFFSET): Ditto.
5252 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
5254 (rs6000_emit_move): Add ABI_DARWIN cases.
5255 (print_operand): Ditto.
5256 (first_reg_to_save): Ditto.
5257 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
5258 (debug_stack_info): Ditto.
5259 (rs6000_emit_prologue): Ditto.
5260 (rs6000_emit_epilogue): Ditto.
5261 (output_profiler_hook): Ditto.
5262 (output_function_profiler): Ditto.
5263 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
5264 (output_mi_thunk): Add TARGET_MACHO case.
5265 (add_compiler_stub): Ditto.
5266 (output_compiler_stub): Ditto.
5267 (no_previous_def): Ditto.
5268 (output_call): Ditto.
5269 (machopic_output_stub): Ditto.
5270 (rs6000_machopic_legitimize_pic_address): Ditto.
5271 (toc_section): Ditto.
5272 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
5273 (macho_high): Ditto.
5276 (load_macho_picbase): Ditto.
5277 (call): Add TARGET_MACHO case to modify function.
5278 (call_value): Ditto.
5279 (call_nonlocal_sysv): Add ABI_DARWIN case.
5280 (call_value_nonlocal_sysv): Ditto.
5281 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
5283 (machopic_output_stub): Ditto.
5284 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
5286 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5288 * dwarf2out.c (modified_type_die): Don't create new types here.
5289 * tree.h (get_qualified_type): New function.
5290 (build_qualified_type): Adjust comment.
5291 * tree.c (get_qualified_type): New function.
5292 (build_qualified_type): Use it.
5294 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5296 * cpp.texi (-Wtraditional): Update description.
5298 * invoke.texi (-Wtraditional): Likewise.
5300 2001-04-11 Jim Wilson <wilson@redhat.com>
5302 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
5303 requires more than 64 bits of alignment.
5305 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
5307 * cpplib.c (do_line): Sanity check iff enable checking.
5309 2001-04-11 Richard Henderson <rth@redhat.com>
5311 * Makefile.in (insn-recog.o): Depend on toplev.h.
5312 (insn-emit.o, doloop.o): Likewise.
5313 * genrecog.c, genemit.c: Include toplev.h in generated file.
5314 * doloop.c: Include toplev.h.
5316 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5318 * Makefile.in (gcse.o): Depend on params.h.
5319 * gcse.c: Include params.h.
5320 (gcse_main): Don't do GCSE if doing so will take inordinate
5322 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
5323 * params.h (MAX_GCSE_MEMORY): New macro.
5325 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5327 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
5329 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
5331 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5333 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
5335 * real.h (ereal_atof, real_value_truncate, target_isnan,
5336 target_isinf, target_negative, assemble_real, debug_real): Delete
5337 redundant prototypes.
5339 * Makefile.in (ifcvt.o): Depend on toplev.h.
5341 * c-semantics.c: Include expr.h.
5343 * ifcvt.c: Include toplev.h.
5345 * expr.h (rtx_equal_p): Delete prototype.
5347 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
5348 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
5349 eliminate_constant_term, expand_complex_abs, find_single_use,
5350 make_tree, init_expr_once, init_optabs, supports_one_only):
5353 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
5354 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
5355 expand_assignment, store_expr, emit_line_note_after,
5356 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
5358 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
5360 * sparc-protos.h: Delete redundant prototypes.
5362 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5364 * reload.c (push_reload): Add condition missed in SUBREG byte
5367 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5369 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
5371 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5373 * i386.md (floatsisf_sse): Fix output template
5374 * i386.c (ix86_expand_fp_movcc)
5376 * reg-stack.c (emit_pop_insn): Handle complex modes.
5377 (move_for_stack_reg): Emit proper move mode.
5378 (subst_stack_regs_pat): Handle complex modes.
5380 2001-04-11 Jakub Jelinek <jakub@redhat.com>
5382 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
5384 2001-04-10 Richard Henderson <rth@redhat.com>
5386 * libgcc2.h (__terminate_func_ptr): Remove typedef.
5387 (__pure_virtual, __terminate, __terminate_set_func,
5388 __default_terminate, __throw_type_match, __empty,
5389 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
5390 __eh_rtime_match, __unwinding_cleanup, __rethrow,
5391 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
5392 Remove prototypes of deleted functions.
5394 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5396 * c-typeck.c (convert_arguments): -Wtraditional now activates
5397 -Wconversion warnings, except for changes in signed-ness.
5398 Detect complex<->int & int<->complex conversions as well.
5400 * invoke.texi (-Wtraditional): Document it.
5402 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5404 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
5405 * flow.c (set_block_for_new_insns): Remove needless cast and
5406 properly check for unset block number.
5408 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
5410 * function.c (purge_single_hard_subreg_set): Only check REGNO if
5411 the subreg was a hard register. Pseudos are left as subregs.
5413 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5415 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
5416 (LIB2ADD_ST): New macro, pass it to mklibgcc.
5417 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
5418 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
5419 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
5421 2001-04-09 Bo Thorsen <bo@suse.co.uk>
5423 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
5425 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5427 * output.h (set_block_num): Missed it earlier, remove deprecated
5430 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5432 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
5433 (load_killed_in_block_p): Change bb parameter from int to basic_block.
5434 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
5435 (handle_rd_kill_set): Change bb parameter from int to basic_block.
5436 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
5437 (expr_killed_p): Change bb parameter from int to basic_block, pass
5438 basic_blocks instead of ints as parameters.
5439 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
5440 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
5441 from int to basic_block, pass basic_blocks instead of ints as parms.
5442 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
5443 parameter from int to basic_block, pass basic_blocks instead of ints.
5444 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
5445 (insert_insn_end_bb): Change bb parameter from int to basic_block,
5446 pass basic_blocks instead of ints.
5447 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
5448 basic_blocks instead of ints as parameters.
5449 (pre_delete): Pass basic_blocks instead of ints as parameters.
5450 (hoist_expr_reaches_here_p): Change bb parameter from int to
5451 basic_block, pass basic_blocks instead of ints.
5452 (hoist_code): Pass basic_blocks instead of ints as parameters.
5453 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
5454 Change bb parameter from int to basic_block.
5455 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
5456 (insert_insn_start_bb): Change bb parameter from int to basic_block,
5457 pass basic_blocks instead of ints.
5458 (insert_store): Pass basic_blocks instead of ints as parameters.
5459 (replace_store_insn, delete_store): Change bb parameter from int to
5460 basic_block, pass basic_blocks instead of ints.
5461 (store_motion): Pass basic_blocks instead of ints as parameters.
5463 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5465 * basic-block.h (set_new_block_for_insns): New Prototype.
5466 (set_block_num): Delete prototype.
5467 * flow.c (set_block_num): Remove obsolete function.
5468 (set_block_for_new_insns): Set BB for single or multiple insns.
5469 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
5470 (process_insn_end_bb): Use set_block_for_new_insns or
5471 set_block_for_insn instead of set_block_num.
5472 (pre_insert_copy_insn): Use set_block_for_new_insns.
5473 (update_ld_motion_stores): Use set_block_for_new_insns.
5474 (insert_insn_start_bb): Use set_block_for_new_insns.
5475 (replace_store_insn): Use set_block_for_new_insns.
5477 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5478 Jeff Law <law@redhat.com>
5480 * alias.c (get_addr): Externalize.
5481 (canon_true_dependence): New function. Behaves like true_dependance
5482 except it already assumes a MEM has been canonicalized.
5483 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
5484 * gcse.c (struct ls_expr): Add load/store expressions structure.
5485 (modify_mem_list, canon_modify_mem_list): New variable.
5486 (gcse_main): Initialize & finalize alias analysis. Use enhanced
5487 load motion and store motion if requested.
5488 (alloc_gcse_mem): Allocate space for modify_mem_list array.
5489 (free_gcse_mem): Free the modify_mem_list array.
5490 (oprs_unchanged_p): Use load_killed_in_block_p.
5491 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
5492 (mems_conflict_for_gcse_p): New function. Don't kill loads
5493 with stores to themselves if its in the load/store expression list.
5494 (load_killed_in_block_p): New function.
5495 (canon_list_insert): New Function.
5496 (record_last_mem_set_info): Keep a list of all instructions which
5497 can modify memory for each basic block.
5498 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
5499 (oprs_not_set_p): Use load_killed_in_block_p.
5500 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
5501 (expr_killed_p): Use load_killed_in_block_p.
5502 (compute_transp): Do not pessimize memory references.
5503 (pre_edge_insert): Update stores for a load motion expression.
5504 (one_pre_gcse_pass): Check loads/stores for extra load motion.
5505 (ldst_entry): Find or create a ldst_expr structure.
5506 (free_ldst_entry): Free memory for an individual item.
5507 (free_ldst_mems): Free entire load/store expression list.
5508 (print_ldst_list): Print debug info.
5509 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
5510 (enumerate_ldsts): Assign integer values to each entry in list.
5511 (first_ls_expr): First expression in the list.
5512 (next_ls_expr): Next expression in the list.
5513 (simple_mem): Check if expression qualifies for ld/st expression list.
5514 (invalidate_any_buried_refs): Remove from expression list if its
5515 used in some other way we dont understand.
5516 (compute_ld_motion_mems): Find all potential enhanced load motion
5518 (trim_ld_motion_mems): Remove any expressions which are invalid.
5519 (update_ld_motion_stores): Copy store values to registers for loads
5520 which have been moved.
5521 (regvec, st_antloc, num_store): New global statics.
5522 (reg_set_info): Marks registers as set.
5523 (store_ops_ok): Verfies registers expressions are valid in a block.
5524 (find_moveable_store): Look for moveable stores in a pattern.
5525 (compute_store_table): Find stores in a function worth moving, maybe.
5526 (load_kills_store): Check dependance of a load and store.
5527 (find_loads): Find any loads in a pattern.
5528 (store_killed_in_insn): Check if a store is killed in an insn.
5529 (store_killed_after): Check is store killed after an insn in a block.
5530 (store_killed_before): Check is store killed before an insn in a block.
5531 (build_store_vectors): Generate the antic and avail vectors.
5532 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
5533 (insert_store): Add a store to an edge.
5534 (replace_store_insn): Replace a store with a SET insn.
5535 (delete_store): Delete a store insn.
5536 (free_store_memory): Free memory.
5537 (store_motion): Perform store motion.
5538 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
5539 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
5540 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
5541 (f_options): Add gcse-lm and gcse-sm.
5543 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
5545 * i386.c (expand_fp_movcc): Fix condition reversal code.
5547 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
5548 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
5549 (CLASS_MAX_NREGS): Use it.
5551 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
5552 handle properly complex values.
5553 (CLASS_MAX_NREGS): Likewise; update comment.
5555 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5557 * ia64.c (ia64_flag_schedule_insns2): New variable.
5558 (ia64_override_options): Initialize it. Clear
5559 flag_schedule_insns_after_reload.
5560 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
5562 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5564 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
5565 Do not require source to match destination anymore;
5566 Add abort to the nontrivial cases that should be handled by split.
5567 (fix_trunc?fdi): Add SSE case for x86_64.
5568 (floatdi?f): Likewise.
5569 (floatdi?f_sse): New.
5570 (fix_trunc?fdi_sse): New.
5572 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
5574 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
5575 (DEBUG_ARANGES_END_LABEL): Ditto.
5576 (dwarfout_init): Generate length and version fields at the start
5577 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
5578 after the length field.
5579 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
5580 the .debug_aranges info.
5582 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5584 * i386.c (call, call_value): Make sure that resulting call_insn
5585 does have proper second operand.
5587 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
5589 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
5590 function. Remove include of sys/cygwin.h.
5592 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
5594 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
5595 (CPP_SPEC): Always search */include/w32api for header files.
5596 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
5597 (LINK_SPEC): Add "cyg" to the library search prefixes.
5599 2001-04-08 Philip Blundell <philb@gnu.org>
5601 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
5603 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
5605 * cpperror.c (print_location): Don't special case <stdin>.
5606 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
5607 WARNING, but we don't check if we're in system headers.
5608 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
5609 * cpplib.c (do_warning): Warn in system headers.
5611 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
5613 * mbchar.c: Include config.h first.
5615 2001-04-07 Zack Weinberg <zackw@stanford.edu>
5617 * config.gcc: Set default for xmake_file at top, not bottom.
5618 Change places that set xmake_file to "none" to set to the
5619 empty string instead, or remove them entirely if there is no
5620 default xmake_file for this cpu_type. Remove references to
5623 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
5624 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
5625 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
5626 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
5627 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
5628 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
5629 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
5630 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
5631 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
5632 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
5635 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
5636 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
5637 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
5638 config/mips/x-sysv, config/rs6000/x-aix31:
5639 Just set CLIB to -lld or -lmld, as appropriate.
5641 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
5642 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
5643 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
5644 config/mips/x-iris, config/pa/x-pa:
5645 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
5646 OTHER_FIXINCLUDES_DIRS.
5648 * config/i386/x-djgpp: Don't set LN or LN_S.
5649 * config/m88k/x-dolph: Don't define __m88k__.
5650 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
5651 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
5652 * config/i860/fx2800.h: No need to #undef SVR4.
5654 38 x-host fragments remain, 2 x-cpu.
5656 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5658 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
5660 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5662 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
5664 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5666 * configure.in: Add check for lstat.
5667 * configure, config.in: Regenerate.
5668 * cppinit.c (append_include_chain): Make empty path ".".
5669 * cpplib.c (do_line): Don't simplify #line paths.
5670 * cppfiles.c (remove_component_p): New function.
5671 (find_or_create_entry): Acknowledge stat () errors during
5672 path simplification.
5673 (handle_missing_header): Don't simplify paths.
5674 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
5675 the empty path untouched. Don't leave a trailing '/'.
5677 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
5679 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5680 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5682 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5684 * cppfiles.c (open_file): Fail directories silently, but
5685 with an errno of NOENT set.
5686 (read_include_file): Move the common exit code to the sole
5687 caller. Return an int indicating success or failure. Let
5688 open_file handle directories.
5689 (stack_include_file): If read_include_file fails,
5690 push a "null" buffer.
5692 2001-04-05 DJ Delorie <dj@redhat.com>
5694 * function.h (virtuals_instantiated): Declare.
5695 * function.c: (virtuals_instantiated): Make global.
5696 * calls.c (emit_library_call_value_1): Use
5697 virtual_outgoing_args_rtx only if it hasn't been instantiated.
5698 Otherwise, use the stack pointer directly.
5700 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5702 * i386.c (x86_initialize_trampoline): New global function.
5703 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
5704 (INITIALIZE_TRAMPOLINE): Move offline.
5705 * i386-protos.h (x86_initialize_trampoline): Declare.
5707 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5709 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
5710 (lea_0): Rename to lea_1.
5711 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
5712 (lea_general_?): Allow SImodes on TARGET_64BIT
5713 (lea_general_?_zext): New patterns.
5714 (call_1, call_1_rex64): Fix.
5716 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5718 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
5720 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5722 * i386.c (function_arg): Return constm1_rtx for last argument.
5723 (ix86_expand_prologue): Update gen_call calls.
5724 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
5725 * i386.md (call_pop): Likewise.
5726 (call): Second operand is VOIDmode.
5727 (call_0): Likewise; Support 64bits.
5728 (call_exp): New expander.
5729 (call_1): Get to the sync.
5730 (call_1_exp): New pattern.
5731 (call_value): Support 64bit.
5732 (call_value_exp): New pattern.
5733 (untyped_call): Update gen_call call.
5734 (call_value_pop): Disable for 64bit.
5735 (call_value_0_rex64): New pattern.
5736 (call_value_1_rex64): Likewise.
5738 2001-04-05 Bo Thorsen <bo@suse.de>
5740 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
5742 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
5744 * i386.md (*andsi_1+3): If used after reload, make sure the operand
5745 satisfies ANY_QI_REG_P.
5747 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5749 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
5752 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
5755 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5757 * config.gcc: Remove default for xm_file. Clean up local
5758 machine type handling. Remove settings of xm_file to
5759 something that doesn't exist. In the big switch, set xm_file,
5760 don't append to it (the value before the big switch is always
5761 null). Don't force build_xm_file or host_xm_file to have a value.
5762 * configure.in: Remove default for xm_file. Do not special
5763 case $cpu/xm-$cpu.h not existing.
5764 * configure: Regenerate.
5766 2001-04-04 Diego Novillo <dnovillo@redhat.com>
5768 * simplify-rtx.c (simplify_binary_operation): Check for overflow
5769 when folding integer division and modulo operations.
5771 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
5773 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
5774 instead of DWARF2_ADDR_SIZE for EH addresses.
5775 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
5778 2001-04-04 Richard Henderson <rth@redhat.com>
5780 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
5781 * config/ia64/t-glibc (LIB2ADDEH): Disable.
5782 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
5784 2001-04-04 Richard Henderson <rth@redhat.com>
5786 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
5787 * configure: Rebuilt.
5789 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5791 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
5792 push insns to delete to it instead of deleting them.
5793 (delete_null_pointer_checks): Delete insns from delete_list after
5794 all delete_null_pointer_checks_1 passes are done.
5796 2001-04-04 Richard Henderson <rth@redhat.com>
5798 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
5799 * configure: Rebuilt.
5801 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5803 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
5804 * config/romp/xm-romp.h: Delete.
5806 2001-04-04 Bernd Schmidt <bernds@redhat.com>
5808 * sched-deps.c (sched_analyze_insn): Partially revert March 27
5811 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5813 * emit-rtl.c (mark_label_nuses) Increment the label uses for
5814 all labels present in rtx.
5815 (try_split) Call new function for all split insns.
5817 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5819 * recog.c (validate_replace_rtx_1): Instead of aborting just make
5820 sure the change won't be validated.
5822 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
5824 * rtl.h (set_noop_p): Declare.
5825 * flow.c (set_noop_p): Move from here ...
5826 * rtlanal.c (set_noop_p): ... to here and enhance.
5827 * cse.c (delete_trivially_dead_insns): Use it.
5828 * gcse.c (hash_scan_set): Likewise.
5829 * jump.c (delete_noop_moves): Likewise.
5830 * recog.c (split_all_insns): Likewise.
5832 2001-04-04 Alan Modra <alan@linuxcare.com.au>
5834 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
5835 stack pointer via a LO_SUM. Ditto for setting a temp register
5836 used to save to the stack. Set cfa_temp when setting fp, and
5837 allow matches to cfa_temp in addition to cfa_store when saving
5838 regs. Handle POST_INC and LO_SUM register stores. Document the
5839 changes and errors in rule 12 doco.
5841 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
5842 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
5843 (load_reg): Move closer to epilogue code.
5844 (DO_FRAME_NOTES): Define to control the following..
5845 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
5846 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
5848 (hppa_expand_epilogue): Likewise.
5850 2001-04-03 Richard Henderson <rth@redhat.com>
5852 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
5853 * configure: Rebuild.
5855 2001-04-03 Richard Henderson <rth@redhat.com>
5857 * rtl.h (LCT_THROW): New.
5858 * calls.c (emit_library_call_value_1): Handle it.
5859 * except.c (connect_post_landing_pads): Use it.
5861 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5863 * gansidecl.h: Delete file.
5864 * configure.in: Change all refs to gansidecl.h to use
5865 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
5867 * configure: Regenerate.
5869 * Makefile.in (intl.o): Don't depend on gansidecl.h.
5870 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
5871 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
5872 Don't include gansidecl.h.
5873 * intl.c, main.c, version.c, fixinc/fixlib.h,
5874 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
5877 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5879 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
5882 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5884 * config/i386/xm-beos.h, config/i386/xm-isc.h,
5885 config/i386/xm-next.h, config/i386/xm-sco.h,
5886 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
5887 config/m88k/xm-m88k.h: Delete.
5889 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
5890 * config/romp/xm-romp.h: Don't define bcopy.
5891 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
5892 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
5894 * config.gcc: Remove references to deleted files.
5896 14 xm-host.h remain, 1 xm-cpu.h.
5898 2001-04-03 Jakub Jelinek <jakub@redhat.com>
5899 David S. Miller <davem@pierdol.cobaltmicro.com>
5900 Andrew MacLeod <amacleod@redhat.com>
5902 Use byte offsets in SUBREGs instead of words.
5904 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
5905 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
5906 to pass new argument.
5907 (add_stored_regs): Use subreg_regno_offset function.
5908 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
5910 (precompute_arguments): Use gen_lowpart_SUBREG.
5911 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
5912 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
5913 (simplify_set): Rework to use SUBREG_BYTE.
5914 (expand_field_assignment): Use SUBREG_BYTE.
5915 (make_extraction): Use SUBREG_BYTE.
5916 (if_then_else_cond): Use SUBREG_BYTE.
5917 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
5918 (gen_lowpart_for_combine): Compute full byte offset.
5919 * cse.c (mention_regs): Use SUBREG_BYTE.
5920 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
5921 (canon_hash): Use SUBREG_BYTE.
5922 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
5923 (gen_lowpart_if_possible): Formatting.
5924 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
5926 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5927 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5928 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5929 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5930 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5931 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5932 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
5933 certain invariants about SUBREGs the compiler creates.
5934 (gen_lowpart_SUBREG): New function.
5935 (subreg_hard_regno): New function to get the final register number.
5936 (gen_lowpart_common): Use SUBREG_BYTE.
5937 (gen_imagpart): Spacing nits.
5938 (subreg_realpart_p): Use SUBREG_BYTE.
5939 (gen_highpart): Use SUBREG_BYTE.
5940 (subreg_lowpart_p): Always compute endian corrected goal offset,
5941 even at the byte level, then compare against that.
5942 (constant_subword): New function, pulled out all constant cases
5943 from operand_subword and changed second argument name to offset.
5944 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
5945 and call constant_subword to do the work. Return const0_rtx if
5946 looking for a word outside of OP.
5947 (operand_subword_force): Change second arg name to offset.
5948 * expmed.c (store_bit_field): Use SUBREG_BYTE.
5949 (store_split_bit_field): Use SUBREG_BYTE.
5950 (extract_bit_field): Use SUBREG_BYTE.
5951 (extract_split_bit_field): Use SUBREG_BYTE.
5952 (expand_shift): Use SUBREG_BYTE.
5953 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
5954 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
5955 * flow.c (set_noop_p): Use SUBREG_BYTE.
5956 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
5957 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
5958 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
5960 (optimize_bit_field): Use SUBREG_BYTE.
5961 (purge_addressof_1): Use SUBREG_BYTE.
5962 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
5963 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
5964 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
5965 * gengenrtl.c (special_rtx): Add SUBREG.
5966 * global.c (mark_reg_store): Use SUBREG_BYTE.
5967 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
5968 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
5969 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
5970 final byte offset is congruent to subreg's mode size.
5971 (subst_constants): Use SUBREG_BYTE.
5972 (mark_stores): Use subreg_regno_offset function.
5973 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
5974 function and SUBREG_BYTE.
5975 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
5976 (reg_is_born): Use subreg_hard_regno.
5977 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
5978 endian correction code. Don't combine subregs unless resulting
5979 offset aligns with type. Fix subreg constant extraction for DImode.
5980 Simplify SUBREG of VOIDmode CONST_DOUBLE.
5981 (general_operand): Remove dead mode_altering_drug code.
5982 (indirect_operand): Use SUBREG_BYTE.
5983 (constrain_operands): Use subreg_regno_offset function.
5984 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
5985 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
5986 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
5987 * regs.h (REG_SIZE): Allow target to override.
5988 (REGMODE_NATURAL_SIZE): New macro which target can override.
5989 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
5990 on the entire subreg rtx.
5991 (push_reload): Use SUBREG_BYTE in comments and code.
5992 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
5993 for hard registers inside subregs.
5994 (operands_match_p): Use subreg_regno_offset.
5995 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
5996 containing hard regs.
5997 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
5998 corrections when fixing up MEM subregs.
5999 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
6000 subreg_regno_offset where appropriate.
6001 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
6002 byte endian corrections when fixing up MEM subregs.
6003 (subst_reloads): When combining two subregs, make sure final
6004 offset is congruent to subreg's mode size.
6005 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
6006 (refers_to_regno_for_reload_p): Use subreg_regno.
6007 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
6008 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
6009 correction code for memory subreg fixups.
6010 (forget_old_reload_1): Use subreg_regno_offset.
6011 (choose_reload_regs): Use subreg_regno.
6012 (emit_input_reload_insns): Use SUBREG_BYTE.
6013 (reload_combine_note_store): Use subreg_regno_offset.
6014 (move2add_note_store): Use subreg_regno_offset.
6015 * resource.c (update_live_status, mark_referenced_resources): Use
6016 subreg_regno function.
6017 (mark_set_resources): Use subreg_regno function.
6018 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
6019 (subreg_regno_offset, subreg_regno): Define prototypes.
6020 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
6021 (gen_lowpart_SUBREG): Add prototype.
6022 * rtl.texi (subreg): Update to reflect new byte offset representation.
6023 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
6024 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
6025 (reg_overlap_mentioned_p): Use subreg_regno.
6026 (replace_regs); Make sure final offset of combined subreg is
6027 congruent to size of subreg's mode.
6028 (subreg_regno_offset): New function.
6029 (subreg_regno): New function.
6030 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
6031 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
6032 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
6033 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
6034 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
6035 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
6036 (a29k_get_reloaded_address): Use SUBREG_BYTE.
6037 (print_operand): Use SUBREG_BYTE.
6038 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
6039 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
6040 (arm_reload_out_hi): Use SUBREG_BYTE.
6041 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
6042 instead of SUBREG_WORD.
6043 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
6044 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
6045 SUBREG creation to use byte offset.
6046 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
6047 inverted load insns): Fix explicit rtl subregs to use byte
6049 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
6050 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
6051 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
6052 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
6053 to use byte offsets.
6054 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
6055 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
6056 offsets, also make sure it is congruent to SUBREG's mode size.
6057 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
6058 unnamed ldob insn): Generate SUBREGs with byte offset.
6059 (zero_extendqihi2): SUBREG's are byte offsets.
6060 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
6061 (m68hc11_gen_highpart): Use SUBREG_BYTE.
6062 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
6063 zero-extendqisi2): Generate SUBREGs with byte offset.
6064 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
6065 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
6066 subregs in rtl to use byte offsets.
6067 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
6068 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
6069 (mips_move_2words): Use subreg_regno_offset.
6070 (mips_secondary_reload_class): Use subreg_regno_offset.
6071 * config/mips/mips.md (DImode plus, minus, move, and logical op
6072 splits): Fixup explicit subregs in rtl to use byte offsets.
6073 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
6074 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
6075 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
6076 rtl to use byte offsets.
6077 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
6078 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
6079 subregs to use byte offsets.
6080 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
6081 Fixup explicit subregs in rtl to use byte offsets.
6082 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
6083 and remove byte endian correction code.
6084 * config/sh/sh.c (output_movedouble): Use subreg_regno.
6085 (gen_ashift_hi): Use SUBREG_BYTE.
6086 (regs_used): Use subreg_regno_offset.
6087 (machine_dependent_reorg): Use subreg_regno_offset.
6088 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
6089 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
6090 (movdf_i4): Subregs are byte offsets now.
6091 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
6092 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
6093 (REGMODE_NATURAL_SIZE): Override.
6094 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
6095 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
6097 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
6098 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
6099 extendqidi2): Generate SUBREGs with byte offsets, also make sure
6100 it is congruent to SUBREG's mode size.
6101 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
6103 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
6104 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
6105 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
6106 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
6107 * config/v850/v850.c (print_operand, output_move_double): Use
6108 subreg_regno function.
6110 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6112 * configure.in (target_subdir): Use target_alias, not target.
6113 * configure: Rebuilt.
6115 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
6117 * config/sh/crti.asm: Fix typos in comments.
6119 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6121 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
6122 TARGET_FAST_INDIRECT_CALLS.
6123 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
6125 (return_addr_rtx): Short circuit export stub matching when
6126 TARGET_NO_SPACE_REGS.
6127 (output_millicode_call): For out of range calls, make -fPIC
6128 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
6129 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
6130 * pa.md: Modify length attr calculation of all millicode insns to
6133 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
6135 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
6136 Require at least 2.11 in the version test. Specifically check
6137 for and reject GAS version 2.10.90.
6138 * configure: regenerate.
6140 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6142 * pa.c (override_options): Remove PIC profiling warning.
6143 (hp_profile_labelno): Delete.
6144 (hp_profile_label_rtx): Delete.
6145 (hp_profile_label_name): Delete.
6146 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
6147 (output_function_prologue): Remove profiling code and all tests on
6148 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
6149 merge_sp_adjust_with_store can work for PIC and profiling.
6150 (hppa_expand_epilogue): Remove profile_flag test.
6151 (hppa_can_use_return_insn_p): Likewise.
6152 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
6153 cater for PROFILE_HOOK.
6154 (hppa_profile_hook): New function.
6155 * pa.h (FUNCTION_PROFILER): Now does nothing.
6156 (PROFILE_HOOK): Define.
6157 (hppa_profile_hook): Declare.
6158 (PROFILE_BEFORE_PROLOGUE): Delete.
6159 (ASM_OUTPUT_REG_PUSH): Delete.
6160 (ASM_OUTPUT_REG_POP): Delete.
6161 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
6162 r24. Accept function name operand, and use this and a locally
6163 generated label to calculate pc-rel offset to func start.
6165 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6167 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
6168 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
6171 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6173 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
6174 LO_SUM cases to where they belong.
6176 2001-04-02 Richard Henderson <rth@redhat.com>
6178 * except.h (lang_eh_type_covers): Mark extern.
6179 (lang_eh_runtime_type): Likewise.
6181 2001-04-02 Zack Weinberg <zackw@stanford.edu>
6183 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
6184 gengenrtl.c: Wrap generated header in multiple-include guard.
6185 Improve error checking.
6187 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6189 * configure.in: Don't check for putenv.
6190 * configure: Regenerate.
6191 * gcc.c (putenv): Don't define.
6192 * vax/xm-vms.h: Handle putenv.
6194 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6196 * ifcvt.c (noce_emit_move_insn): New.
6197 (noce_try_store_flag, noce_try_store_flag_constants,
6198 noce_try_store_flag_inc, noce_try_store_flag_mask,
6199 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
6200 noce_try_abs): Use it.
6201 (noce_process_if_block): Likewise.
6202 For STRICT_LOW_PART, take mode from its SUBREG.
6204 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6206 * fold-const.c (fold): Before optimizing unsigned comparison with
6207 0x7fffffffU, make sure arg0 is integral type.
6209 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
6211 * c-tree.texi: Document representation of wide strings.
6213 2001-04-01 Richard Henderson <rth@redhat.com>
6215 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
6217 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
6219 * i386.md: remove obsoleted comments.
6220 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
6221 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
6222 fix output template.
6224 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
6226 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
6228 2001-03-30 Bernd Schmidt <bernds@redhat.com>
6230 * loop.c (load_mems): When generating a load from a pseudo, update
6233 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6235 * i386.c (ix86_split_long_move): Use change address to compensate
6236 stack pointer change in push instruction.
6238 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6240 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
6241 instead of rtx_equal_p; fix the output template.
6243 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
6245 * i386.c (ix86_expand_setcc): Support 64bit.
6246 (ix86_expand_int_movcc): Likewise.
6247 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
6250 * i386.md (allocate_stack_worker): Turn to expander.
6251 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
6253 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
6255 2001-03-29 Richard Henderson <rth@redhat.com>
6257 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
6259 2001-03-28 Matthew Hiller <hiller@redhat.com>
6261 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
6264 * MAINTAINERS: Added self.
6266 2001-03-28 Richard Henderson <rth@redhat.com>
6268 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
6269 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
6271 2001-03-28 Jim Wilson <wilson@redhat.com>
6273 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
6276 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6278 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
6280 * tradcif.y (yyerror): Likewise. Add format specifier in call to
6283 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
6285 2001-03-28 DJ Delorie <dj@redhat.com>
6287 * Makefile.in (stage1_build): Revert CFLAGS patch.
6289 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
6291 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
6292 when multiplier or multiplicand is zero.
6294 2001-03-28 Bernd Schmidt <bernds@redhat.com>
6296 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
6298 * config/ia64/ia64.c (update_set_flags): New function, broken out of
6300 (set_src_needs_barrier): Likewise.
6301 (rtx_needs_barrier): For SET case, use these two functions. Rework
6302 PARALLEL case to handle all inputs before all outputs.
6303 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
6304 saw a label and no stop bit since then.
6305 (maybe_rotate, process_epilogue): Add prototypes.
6307 2001-03-28 Richard Henderson <rth@redhat.com>
6309 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
6310 not TARGET_TOC for special toc restore handling.
6311 * config/rs6000/rs6000.md (eh_return): Likewise.
6313 2001-03-28 Richard Henderson <rth@redhat.com>
6315 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
6316 current_function_calls_eh_return.
6317 (output_function_epilogue): Handle eh_return.
6318 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
6319 (EH_RETURN_DATA_REGNO): New.
6320 (EH_RETURN_STACKADJ_RTX): New.
6321 (EH_RETURN_HANDLER_RTX): New.
6322 * config/sparc/sparc.md (call/short branch peepholes): Check
6323 can_throw_internal instead of in_same_eh_region.
6325 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
6326 for eh_return data registers.
6327 (rs6000_emit_prologue): Save eh_return data registers.
6328 (rs6000_emit_epilogue): Force inline restores if eh_return.
6329 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
6330 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
6331 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
6332 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
6333 the target uses one.
6334 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
6335 (return_eh_si, return_eh_di): Remove.
6336 (eh_return): New, from corpse of eh_epilogue.
6337 (eh_set_lr_si, eh_set_lr_di): New.
6339 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
6340 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
6341 True for pic register if current_function_calls_eh_return.
6342 (ix86_expand_epilogue): Change "emit_return" argument into "style".
6343 Handle eh_return requirements.
6344 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
6345 (EH_RETURN_STACKADJ_RTX): New.
6346 * config/i386/i386.md (exception_receiver): Remove.
6347 (eh_return, eh_return_1): New.
6348 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6350 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
6351 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
6352 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
6353 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
6354 (EH_RETURN_DATA_REGNO): New.
6355 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
6356 * config/alpha/alpha.md (eh_epilogue): Remove.
6357 (exception_receiver): Use $26 for ldgp input.
6358 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6360 2001-03-28 Richard Henderson <rth@redhat.com>
6362 * except.c: Rewrite entirely for IA-64 ABI exception handling.
6363 * except.h: Likewise.
6365 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
6366 (LIB2ADDEHDEP): New.
6367 (LIB2FUNCS_EH): Remove.
6368 (LIB2ADD): Remove LIB2ADDEH.
6369 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
6370 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
6371 (crt{begin,end}[S].o): Likewise.
6372 (except.o): Update includes.
6373 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
6374 (libgcc2_c_dep): Use LIB2ADDEHDEP.
6376 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
6377 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
6378 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
6379 * builtins.c (expand_builtin): Implement it.
6380 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
6381 * c-common.c (c_common_nodes_and_builtins): Declare it.
6382 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
6383 * calls.c (libfunc_nothrow): Remove.
6384 (emit_library_call_value_1): Don't call it.
6385 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
6386 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
6387 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
6388 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
6389 (current_funcdef_number): Globalize.
6390 (output_call_frame_info): Emit frame data if an lsda is needed.
6391 Generate augmentation for personality routine. Don't play with
6393 (dwarf2out_begin_prologue): Record funcdef_number.
6394 * dwarf2out.h (current_funcdef_number): Declare.
6395 * expr.c (expand_expr): Update for except.h name changes.
6396 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
6397 * expr.h (LTI_throw, LTI_rethrow): Remove.
6398 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
6399 (LTI_eh_rtime_match): Remove.
6400 (LTI_unwind_resume, LTI_eh_personality): Add.
6401 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
6402 * final.c (final): Don't call check_exception_handler_labels,
6403 init_insn_eh_region, or free_insn_eh_region.
6404 (final_scan_insn): Always emit debug labels for
6405 NOTE_INSN_EH_REGION notes.
6406 * flags.h (flag_new_exceptions): Remove.
6407 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
6408 (record_active_eh_regions): Remove.
6409 (count_basic_blocks): Check all instructions for REG_EH_REGION.
6410 Use can_throw_internal.
6411 (find_basic_blocks_1): Likewise.
6412 (move_stray_eh_region_notes): Remove.
6413 (find_label_refs): No eh_return_stub_label.
6414 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
6415 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
6417 (delete_unreachable_blocks): Don't track deleted handlers.
6418 (flow_delete_block): Use maybe_remove_eh_handler.
6419 (delete_eh_regions): Remove.
6420 (merge_blocks): Don't check for eh region match.
6421 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
6422 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
6423 (init_propagate_block_info): Disable dead frame store optimization
6424 when current_function_calls_eh_return.
6425 (dump_bb): Don't print eh_beg, eh_end.
6426 * function.c (fixup_var_refs): No catch_clauses.
6427 (expand_function_end): Likewise. Call expand_eh_return before
6428 the return register use. Call sjlj_emit_function_exit_after.
6429 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
6430 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
6431 * ifcvt.c (dead_or_predicable): Remove eh region check.
6432 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
6433 Don't check for EH vs parameters.
6434 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
6435 (expand_inline_function): Call duplicate_eh_regions.
6436 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
6437 (copy_insn_notes): Remap REG_EH_REGION notes.
6438 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
6439 * integrate.h (struct inline_remap): Add local_return_label.
6440 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
6441 check_exception_handler_labels, nor exception_optimize.
6442 (find_cross_jump): No EH region check.
6443 * optabs.c (init_optabs): Update for changed eh libfuncs.
6444 * rtl.def (RESX): New.
6445 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
6446 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
6447 checks. Update for except.h name changes.
6448 (expand_cleanups): Likewise.
6449 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
6450 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
6451 (compile_file): Call init_eh before init_optabs. Don't
6452 output_exception_table here.
6453 (rest_of_compilation): Call convert_from_eh_region_ranges,
6454 convert_to_eh_region_ranges, output_function_exception_table.
6455 Don't emit_eh_context.
6456 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
6457 (EXC_PTR_EXPR): New.
6459 * md.texi (eh_epilogue): Remove.
6460 (eh_return): Document.
6461 * tm.texi (EH_RETURN_DATA_REGNO): Document.
6462 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
6464 * eh-common.h: Remove file.
6465 * frame-dwarf2.c, frame.c, frame.h: Remove files.
6466 * libgcc2.c (L_eh): Remove.
6468 * unwind-dw2-fde.c: New file, largely copied from frame.c.
6469 * unwind-dw2-fde.h: New file.
6470 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
6471 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
6472 * libgcc-std.ver: Update for eh symbols.
6474 2001-03-27 Richard Henderson <rth@redhat.com>
6476 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
6477 reduce false positives.
6478 (regmove_optimize): Disable if flag_non_call_exceptions.
6480 * stmt.c (expand_return): Remove always true predicate.
6481 (expand_decl_cleanup_no_eh): Remove dead code.
6483 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
6484 barrier code. Add a scheduling barrier if a non-call insn
6485 can throw internally.
6487 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
6488 Auto-inc addresses trap only if their base register does.
6490 * except.c (can_throw_internal): Rename from can_throw.
6491 * except.h, resource.c: Update references.
6493 * integrate.c (copy_insn_list): Use returnjump_p.
6494 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
6496 * function.h (struct function): Move all boolean valued fields
6497 to single bit fields at the end of the struct.
6499 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
6501 Rename asynchronous_exceptions to flag_non_call_exceptions.
6503 * gthr-single.h (UNUSED): New. Distinguish between how C
6504 and C++ mark unused function arguments. Use throughout.
6506 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
6507 value to target configuration header.
6508 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
6509 * config.in, configure: Rebuild.
6510 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
6511 configuration and target defines.
6512 (exceptions_via_longjmp): Remove.
6513 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
6514 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
6516 * except.h (flag_non_call_exceptions): Move ...
6517 * flags.h: ... here.
6519 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
6520 exceptions, put the note on the trapping instruction.
6522 * flags.h (flag_new_exceptions): Remove.
6523 * toplev.c: Don't set it.
6524 * final.c: Don't check it.
6525 * except.c: Provide stub definition.
6527 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
6528 (calculate_global_regs_live): Kill call-clobbered registers
6529 across exception edges.
6530 * reg-stack.c (convert_regs_1): Kill the entire target stack
6531 across non-call exception edges.
6533 * flow.c (cleanup_cfg): Take no argument.
6534 * output.h, sibcall.c, toplev.c: Update all calls.
6536 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6538 * configure.in: Don't check for bcopy.
6539 * configure, config.in: Regenerate.
6541 * system.h: Don't define or prototype bcopy, instead poison it.
6543 2001-03-27 Richard Henderson <rth@redhat.com>
6545 * function.c (expand_function_start): Set DECL_REGISTER on
6546 a pseudo used for DECL_RESULT.
6548 * rtl.h (LCT_NORETURN): New.
6549 * calls.c (emit_library_call_value_1): Handle it.
6551 2001-03-27 Stan Shebs <shebs@apple.com>
6553 * objc/objc-act.c (objc_init): Use dump_base_name.
6554 (gen_declaration): Clear the buffer arg.
6555 (gen_declaration_1): New function, body of gen_declaration.
6556 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
6557 (gen_method_decl): Ditto, plus always clear buffer arg.
6558 (error_with_ivar): Simplify.
6559 (warn_with_method): Ditto.
6560 (build_message_expr): Don't clear buffers.
6561 (dump_interface): Ditto.
6562 (objc_debug): Ditto.
6563 (build_keyword_selector): Clear the buffer by only zeroing
6565 (objc_implementation_context): Declare.
6566 (start_class): Warn about missing @end.
6567 (finish_objc): Ditto.
6569 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6571 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
6573 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6575 * Makefile.in (SYSTEM_H): Define.
6576 Depend on $(SYSTEM_H), not system.h.
6578 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
6580 2001-03-27 Jim Wilson <wilson@redhat.com>
6582 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
6584 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
6585 (process_epilogue): New static function.
6586 (process_set): Call process_epilogue instead of emitting .restore
6588 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
6590 * flow.c (struct reg_cond_life_info): New fields orig_condition
6592 (init_propagate_block_info): Set new fields.
6593 (mark_regno_cond_dead): Set and use new fields.
6594 (flush_reg_cond_reg_1): Likewise.
6595 (and_reg_cond, case AND): Check for redundant AND conditions.
6596 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
6599 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6601 * cppmacro.c (stringify_arg): Null terminate strings.
6603 2001-03-27 Zack Weinberg <zackw@stanford.edu>
6605 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
6606 inclusion style. xm-m68hc11.h no longer exists.
6607 * config/m68hc11/xm-m68hc11.h: Delete file.
6608 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
6610 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
6611 Don't define GCC_VERSION, N_, or PARAMS; don't include
6612 gansidecl.h or stdio.h. Define inhibit_libc here.
6613 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6614 Delete code conditioned on #if GCC_VERSION == 2095.
6616 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
6617 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6618 Delete code conditioned on #if GCC_VERSION == 2095.
6620 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6622 * system.h: Include symcat.h.
6623 (STRINGIFY): Don't define.
6625 * configure.in: Adjust comment.
6627 * builtins.c: Use STRINGX, not STRINGIFY.
6628 * gencheck.c: Likewise.
6629 * gengenrtl.c: Likewise.
6630 * protoize.c: Likewise.
6632 * cpplex.c: Don't include symcat.h.
6633 * cpplib.c: Likewise.
6635 * gansidecl.h (HAVE_STRINGIZE): Don't define.
6637 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6639 * c-typeck.c (digest_init): Fold init expression.
6641 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6643 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
6645 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6647 * except.c (eh_regs): Save results of build_pointer_type to a temp
6648 as FUNCTION_VALUE macro may evaluate its args multiple times.
6650 2001-03-26 Mark Mitchell <mark@codesourcery.com>
6652 * c-common.h (DECL_NUM_STMTS): New macro.
6653 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
6655 (pushdecl): Likewise.
6656 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
6657 * integrate.c (expand_inline_function): Don't check
6659 * print-tree.c (print_node): Don't print it.
6660 * toplev.c (rest_of_compilation): Don't try to inline when
6661 flag_no_inline is on.
6662 * tree.h (DECL_FRAME_SIZE): Remove.
6663 (tree_decl): Adjust accordingly.
6665 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6667 * combine.c (try_combine): Use memcpy, not bcopy.
6669 * genattrtab.c (expand_units): Likewise.
6671 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6673 * i386.md (push mem DI peep2): New.
6674 (mov 0, mov -1 peep2): Handle 64bit.
6675 (lea to arithmetics peep2): Handle 64bit leas.
6676 (rsp arithmetics to push/pop peep2s): New.
6678 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
6680 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
6682 * i386.c (struct machine_function): Add save_varrargs_registers.
6683 (ix86_save_varrargs_registers): New macro.
6684 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
6685 (ix86_expand_prologue): Likewise.
6686 (ix86_emit_epilogue_esp_adjustement): Likewise.
6687 (ix86_expand_epilogue): Likewise.
6688 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
6689 (pro_epilogue_adjust_stack_1): New insn.
6690 (pro_epilogue_adjust_stack_rex64): Likewise.
6691 * i386.h (MASK_NO_RED_ZONE): New constant.
6692 (TARGET_RED_ZONE): New macro.
6693 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
6694 (RED_ZONE_SIZE): New constant.
6695 (RED_ZONE_RESERVE): New constant.
6697 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6699 * toplev.c (set_float_handler): Use memcpy, not bcopy.
6701 2001-03-25 Kazu Hirata <kazu@hxi.com>
6703 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
6706 (umodhi3): Likewise.
6709 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6711 * mkconfig.sh (DEFINES): Handle entries with '='.
6713 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
6714 Set xm_defines to MACRO=value instead.
6716 * i370/xm-mvs.h: Delete.
6718 * ns32k/xm-pc532-min.h: Likewise.
6720 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
6722 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
6724 use ix86_expand_binary_operator
6725 (?sh??i_?): Disable for 64bit.
6726 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
6727 * i386.c (shiftdi_operand): New predicate.
6729 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
6730 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
6731 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
6732 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
6733 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
6734 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
6735 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
6736 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
6737 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
6738 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
6739 (rotldi3, rotrdi3): New expanders.
6741 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6743 * i386.md (movstrsi): Move offline.
6745 (strmovdi_rex64): New.
6746 (strmov?i): Accept 64bit.
6747 (strmov?i_rex64): New.
6748 (strmov?i_rex_1): New.
6749 (strmov?i_1): Disable for 64bit.
6750 (rep_mov?i_rex64): New.
6751 (rep_mov?i): Disable for 64bit.
6752 (clrstrsi): Move offline.
6753 (strset?i_rex64): New.
6754 (strset?i: Accept 64bit.
6755 (rep_stos?i): Disable for 64bit.
6756 (rep_stos?i_rex64): New.
6757 (strset?i_rex_1): New.
6758 (strset?i_1): Disable for 64bit.
6759 (cmpstrsi): Accept 64bit.
6760 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
6761 (cmpstrqi_nz_rex_1): New.
6762 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
6763 (strlensi): Move offline.
6765 (strlenqi_1): Disable for 64bit; fix constraints.
6766 (strlenqi_rex_1): New.
6767 * i386.c (ix86_adjust_counter): New static function.
6768 (ix86_zero_extend_to_Pmode): Likewise.
6769 (ix86_expand_aligntest): Likweise.
6770 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
6771 (ix86_expand_movstr): New global function.
6772 (ix86_expand_clrstr): New global function.
6773 (ix86_expand_strlen): New global function.
6774 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
6775 ix86_expand_strlen): Declare.
6776 (ix86_expand_strlensi_unroll_1): Delete.
6778 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
6780 * i386.md (cmpdi): Fix operand predicates.
6781 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
6782 cmpdi_1_insn_rex64): New patterns.
6783 (adddi3): Turn to expander.
6784 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
6785 (addsi3_carry_zext): New pattern.
6786 (adddi_?_rex64): New patterns and splitters.
6787 (addsi_?_zext): New patterns.
6788 (subsi3_carry_zext): New pattern.
6789 (subdi_?_rex64): New patterns and splitters.
6790 (iorsi_?_zext): New patterns.
6791 (iordi_?_rex64): New patterns and splitters.
6792 (iorsi_?_zext): New patterns.
6793 (iorsi_?_zext_imm): New patterns.
6794 (xorsi_?_zext): New patterns.
6795 (xordi_?_rex64): New patterns and splitters.
6796 (xorsi_?_zext): New patterns.
6797 (negdi*): New patterns.
6798 (one_cmpldi*): Likewise.
6799 (one_cmplsi*_zext, negsi*_zext): Likewise.
6800 (testqi_ext_3_rex64): New pattern.
6802 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
6804 * i386-protos.h (ix86_split_long_move): Return void.
6805 * i386.c (ix86_split_to_parts): Handle 64bit target.
6806 (ix86_split_long_move): Likewise.
6807 * i386.md (all calls to ix86_split_long_move): Update.
6809 2001-03-23 Richard Henderson <rth@redhat.com>
6811 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
6812 to avoid shadowing arguments.
6814 2001-03-23 Jakub Jelinek <jakub@redhat.com>
6816 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
6817 to variable names where DECL_NAME is different from
6818 DECL_ASSEMBLER_NAME.
6820 2001-03-23 Jim Wilson <wilson@redhat.com>
6822 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
6823 (assemble_alias): Call make_decl_rtl.
6825 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
6827 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
6829 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
6831 * extend.texi: Document the "java_interface" attribute.
6833 2001-03-22 Zack Weinberg <zackw@stanford.edu>
6835 * mkconfig.sh: Use a subshell with redirected stdout,
6836 instead of closing stdout and confusing commands that run
6837 afterward. Throw away output of cmp.
6839 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
6841 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
6843 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
6845 * i386.md (zero_extendsidi2_32): Break out from ...
6846 (zero_extendsidi2): ... here ; turn to expander.
6847 (zero_extendsidi2_rex64): New.
6848 (extendsidi2_32): Break out from ...
6849 (extendsidi2): ... here ; turn to expander.
6850 (extendsidi2_rex64): New.
6851 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
6852 (trunc?f?f splitters): Add 64bit versions.
6854 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
6856 * i386.md (pushsi, pushsi2_prologue): Disable.
6857 (pushsi2_rex64): New.
6858 (movabs?i_1_rex64, movabs?i_2_rex64): New.
6859 (movqi_ext_1): Disable for 64bit.
6860 (movqi_ext_1_rex64): New.
6861 (pushdi2_rex64): New pattern, peep2s and splitter.
6862 (pushdi2_prologue_rex64): New pattern.
6863 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
6865 (movdi splitters): Disable for 64bit.
6866 (movdi_1_rex64): New pattern, peep2s and splitters.
6867 (swapdi): New pattern.
6868 (pushsf): Disable for 64bit.
6869 (pushsf_rex64): New pattern and splitter.
6870 (pushdf_nointeger): Disable for 64bit.
6871 (pushdf_integer): Handle the 64bit case.
6872 (pushtf): Likewise; update splitters.
6874 2001-03-22 Richard Henderson <rth@redhat.com>
6876 * mkconfig.sh: Include insn-flags.h.
6877 * Makefile.in (CONFIG_H): Include insn-flags.h.
6878 (lots of objects): Remove insn-codes.h and insn-flags.h.
6880 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
6881 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
6882 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
6883 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
6884 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
6885 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
6886 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
6887 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
6888 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
6889 v850/v850.c, vax/vax.c:
6890 Don't include insn-flags.h.
6892 * diagnostic.c, expr.h, reload.c, toplev.c:
6893 Don't include insn-codes.h.
6895 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
6896 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
6897 c4x/c4x.c, i960/i960.c, mips/mips.c:
6898 Don't include insn-codes.h or insn-flags.h.
6900 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
6901 or insn-flags.h in the generated code.
6902 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
6903 (main): Forward declare struct rtx_def.
6905 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
6907 * invoke.texi (-ffast-math): Remove duplicate line about
6910 * gcc.texi: Remove more obsolete documentation of bugs and
6911 installation problems.
6913 2001-03-21 Kazu Hirata <kazu@hxi.com>
6915 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
6918 2001-03-20 Jason Merrill <jason@redhat.com>
6920 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
6922 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
6923 * varasm.c (CHKR_PREFIX): Likewise.
6925 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6927 * gcse.c (hash_scan_set): An expression is not anticipatible if it
6928 is part of a multi-SET insn.
6930 * cse.c (find_comparison_args): Remove previous change.
6931 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
6934 * config/i386/i386.md (conditional_trap): Remove warning.
6936 * recog.c (push_operand): Fix error in last change that caused
6937 undefined symbol on many targets.
6939 * sdbout.c: #include ggc.h.
6940 (sdbout_init): Move to end of file.
6941 Call ggc_add_tree_root for anonymous_types.
6942 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
6943 (sdbout_one_type): Use DECL_NAME for field name.
6944 * Makefile.in (sdbout.o): Show includes ggc.h.
6946 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
6948 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
6949 (override_options): Use properlimits for preferred_stack_boundary.
6950 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
6952 (ext_register_operand): Accept DImode.
6953 (load_pic_register): Abort on 64bit.
6954 (gen_push): Use Pmode instead of SImode.
6955 (ix86_save_reg): Pic reg is never used on 64bit.
6956 (ix86_expand_prologue): Likewise.
6957 (ix86_emit_save_regs): Use Pmode instead of SImode.
6958 (legitimate_address_p): Check displacement for 64bit.
6959 (print_operand): Avoid outputting of (%rip) on 64bit.
6960 (print_operand_address): Output (%rip) where possible.
6961 (split_di): Abort on 64bit registers.
6962 (ix86_expand_branch): DImode comparison is simple for x86_64.
6963 (memory_address_length): Recognize memory addresses formed using
6965 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
6967 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
6969 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
6971 * recog.c (push_operand): Recognize new format of push instructions.
6973 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
6975 * i386.md (pushqi1): New.
6976 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
6977 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6978 x86_64_immediate_operand, x86_64_immediate_operand,
6979 x86_64_zext_immediate_operand): Declare.
6980 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
6981 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6982 x86_64_immediate_operand, x86_64_immediate_operand,
6983 x86_64_zext_immediate_operand): define.
6984 * i386.h (PREDICATE_CODES): Add new predicates.
6986 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
6988 * i386.md (pophi1, popqi1, pushqi1): Remove.
6990 * expr.c (emit_single_push_insn): New function.
6991 (move_by_pieces): Accept NULL as destination for push instructions.
6992 (gen_push_operand): Kill.
6993 (emit_push_insn): Pass NULL when pushing; avoid updating of
6994 stack_pointer_delta.
6995 * expr.h (gen_push_operand): Kill.
6997 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6999 * rtl.texi (COMPARE): Clarify documentation and reference section
7002 2001-03-20 Stan Shebs <shebs@apple.com>
7004 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
7005 (get_object_reference): Ditto.
7006 (error_with_ivar): Use error_with_file_and_line.
7007 (warn_with_method): Use warning_with_file_and_line.
7009 2001-03-20 Tom Tromey <tromey@redhat.com>
7011 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
7013 2001-03-20 Mark Mitchell <mark@codesourcery.com>
7015 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
7016 variables that are TREE_PUBLIC, even if not TREE_STATIC.
7018 2001-03-20 DJ Delorie <dj@redhat.com>
7020 * Makefile.in (install-libgcc): Pass complete list of variables.
7021 (install-multilib): Ditto.
7023 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7025 * config/i386/cygwin.h: Declare ctor_section, dtor_section
7026 drectve_section, switch_to_section.
7028 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
7029 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
7030 i386_pe_mark_dllimport.
7032 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7034 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
7035 functions i386_pe_*.
7037 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
7038 i386_pe_* functions with char * arguments.
7040 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
7042 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
7044 (movsi_ie): Introduce fpul store.
7046 2001-03-20 Alan Modra <alan@linuxcare.com.au>
7048 * Makefile.in (OBJS): Remove hashtab.o.
7050 2001-03-19 Stan Shebs <shebs@apple.com>
7052 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
7053 * c-lang.c (maybe_objc_method_name): Ditto.
7054 * c-tree.h (maybe_objc_method_name): Remove decl.
7056 2001-03-19 Tom Tromey <tromey@redhat.com>
7058 * gcc.c (init_gcc_specs): Fix comment.
7060 2001-03-19 Mark Mitchell <mark@codesourcery.com>
7062 Compute DECL_ASSEMBLER_NAME lazily.
7063 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
7064 (DECL_ASSEMBLER_NAME_SET_P): New macro.
7065 (SET_DECL_ASSEMBLER_NAME): Likewise.
7066 (COPY_DECL_ASSEMBLER_NAME): Likewise.
7067 (set_decl_assembler_name): Declare.
7068 (lang_set_decl_assembler_name): Likewise.
7069 * tree.c (lang_set_decl_assembler_name): New variab.e
7070 (set_decl_assembler_name): New function.
7071 (init_obstacks): Set lang_set_decl_assembler_name.
7072 (build_decl): Don't set DECL_ASSEMBLER_NAME.
7073 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
7074 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
7075 where it's not necessary.
7076 (builtin_function): Likewise.
7077 (finish_decl): Likewise.
7078 * dbxout.c (dbxout_type_methods): Likewise.
7079 * ggc-common.c (ggc_mark_trees): Likewise.
7080 * profile.c (output_func_start_profiler): Likewise.
7081 * varasm.c (make_decl_rtl): Likewise.
7083 * cse.c (find_comparison_args): Update documentation. Fix
7084 mishandling of COMPARE operations.
7086 * tree.def (ABS_EXPR): Add documentation.
7087 * fold-const.c (fold): Improve folding of ABS_EXPRs.
7089 2001-03-19 Zack Weinberg <zackw@stanford.edu>
7091 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
7093 2001-03-19 Jakub Jelinek <jakub@redhat.com>
7095 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
7096 Remove ia32 linux PIC kludge and move it...
7097 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
7099 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
7101 * i386.md (absdf2 expander): Fix 64bit case.
7103 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
7105 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
7107 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
7109 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
7111 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7113 * README.X11: Remove obsolete file.
7115 2001-03-18 Anthony Green <green@redhat.com>
7117 * config/pj/pj.h: Remove some trailing commas.
7118 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
7120 2001-03-18 Richard Henderson <rth@redhat.com>
7122 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
7123 * calls.c: ... here.
7124 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
7125 defaults for them here.
7127 2001-03-17 Anthony Green <green@redhat.com>
7129 * config/pj/lib1funcs.S: Fix broken comment.
7130 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
7133 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
7135 * gcc.texi: Remove obsolete information relating to build and
7136 installation problems with enquire or the Pyramid C compiler.
7138 2001-03-17 Richard Henderson <rth@redhat.com>
7140 * dwarf2out.c (queue_reg_save): New.
7141 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
7142 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
7144 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
7145 (cfa, cfa_store, cfa_temp): Make static.
7146 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
7148 2001-03-17 Richard Henderson <rth@redhat.com>
7150 * integrate.h (struct inline_remap): Add local_return_label.
7151 * integrate.c (expand_inline_function): Initialize it and emit
7152 it after copy_insn_notes.
7153 (copy_insn_list): Don't store local_return_label here.
7154 (copy_insn_notes): New function split out from copy_insn_list.
7156 2001-03-17 Richard Henderson <rth@redhat.com>
7158 * dwarf2out.c (lookup_filename): Emit .file if the assembler
7159 is generating .debug_line.
7160 (dwarf2out_init): Add main_input_filename to the file table first.
7161 * configure.in (as_dwarf2_debug_line): Test with file number 1
7162 instead of file number 0.
7164 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7166 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
7167 (gen_rtx_combine): Deleted; all references changed as appropriate.
7168 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
7170 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
7172 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
7174 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
7177 2001-03-16 Jim Wilson <wilson@redhat.com>
7179 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
7180 then set it to LOC_REG (79) instead of aborting.
7182 2001-03-16 Phil Edwards <pme@sources.redhat.com>
7184 * gccbug.in: Remove high priority.
7186 2001-03-16 Richard Henerson <rth@redhat.com>
7188 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
7189 output with a space instead of deleting it.
7190 * configure: Regenerate.
7192 2001-03-16 Zack Weinberg <zackw@stanford.edu>
7194 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
7195 handles the gory details of converting an object file into
7196 something that's safe to grep.
7197 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
7198 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
7199 newlines at either end of the string we're looking for.
7200 Make 'checking ...' message less stilted.
7201 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
7202 ARM in-memory layout and its hypothetical converse. Don't
7203 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
7204 HOST_WORDS_BIG_ENDIAN.
7206 * configure.in: Adjust for renamed macro. Move
7207 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
7208 * configure, config.in: Regenerate.
7210 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7212 * fixinc/Makefile.in: Set SHELL.
7214 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7216 * fixinc/fixincl.c (fix_with_system): Quote file names before
7217 passing them to shell.
7219 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7221 * Makefile.in: Use fix-header$(build_exeext) instead
7224 2001-03-16 Richard Henderson <rth@redhat.com>
7226 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
7227 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
7228 (size_of_line_prolog): Remove.
7229 (output_line_info): Compute prologue size via label difference.
7230 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
7232 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
7233 assembler error when redefining file numbers.
7234 * config.in, configure: Rebuild.
7236 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
7237 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
7238 (dw2_asm_output_delta_uleb128): Likewise.
7239 (dw2_asm_output_delta_sleb128): Similarly.
7240 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
7242 2001-03-16 Michael Meissner <meissner@redhat.com>
7244 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
7246 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
7248 (BITMASK_LOWER16): Replacement for 0x0000ffff.
7250 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
7251 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
7252 being unsigned in ISO C and signed in traditional.
7253 (expand_prologue): Ditto.
7254 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
7256 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
7258 (divsi3,divdi3): Ditto.
7259 (modsi3,moddi3): Ditto.
7260 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
7261 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
7262 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
7265 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
7267 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
7268 SSE based conditional moves on LTGT/UNEQ conditions;
7269 Canonicalize EQ to NE.
7270 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
7271 (sse_mov?fcc_ne): New.
7273 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
7275 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7277 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
7278 register may be dead.
7280 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
7282 * Makefile.in (hash.o): Depend on CONFIG_H.
7284 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7286 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
7288 2001-03-15 Richard Henderson <rth@redhat.com>
7290 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
7291 (ASM_OUTPUT_DWARF_PCREL): New.
7292 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
7294 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7296 * cppfiles.c (stack_include_file): Use MAX of sysp.
7298 2001-03-15 Steve Ellcey <sje@cup.hp.com>
7300 * config.gcc (ia64*-*-hpux*): New case.
7301 * config/ia64/hpux.h: New file for HP-UX support.
7302 * config/ia64/t-hpux: New file for HP-UX support.
7304 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
7306 * fixinc/inclhack.def (irix_stdio_va_list): New.
7307 * fixinc/fixincl.x: Rebuilt.
7309 2001-03-15 Richard Henderson <rth@redhat.com>
7311 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
7312 if provided by the target.
7313 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
7314 (dw2_asm_output_addr): New.
7315 * dwarf2asm.h (dw2_asm_output_addr): Declare.
7316 * dwarf2out.c (output_cfi): Use it for program addresses.
7317 (output_call_frame_info, output_die): Likewise.
7318 (output_aranges, output_line_info): Likewise.
7320 2001-03-15 Bruce Korb <bkorb@gnu.org>
7322 * gcc.c(main): make more rigorous
7323 * collect2.c(main): guard against ignoring SIGCHLD
7324 * protoize.c(main): ditto
7325 * gcc/fixinc/fixincl.c(initialize): ditto
7327 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7329 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
7330 (sdbout_parms): Likewise.
7332 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
7334 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
7335 "widen" a destination that is already wider than a word. Also do
7336 not widen if LOAD_EXTEND_OP is NIL for the given mode.
7338 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7340 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
7342 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
7344 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
7346 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
7348 * i960.h (i960_maxbitalignment,
7349 i960_last_maxbitalignment): Declare.
7350 * i960.c (i960_maxbitalignment,
7351 i960_last_maxbitalignment): Make global.
7352 (process_pragma): Delete.
7353 (i960_pr_align, i960_pr_noalign): Move from here ...
7354 * i960-c.c: ... to this new file.
7355 * t-960bare (i960-c.o): New rule.
7356 * t-vxworks960 (i960-c.o): Likewise.
7357 * config.gcc (i960-*-*): Define c_target_objs and
7360 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7362 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
7363 without adding in rtx code and mode.
7365 * alias.c (init_alias_analysis): Don't use any rtx whose value
7366 varies as a known value.
7367 Delete a superfluous test.
7369 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
7371 (ia64_sched_reorder): Call maybe_rotate; also rotate after
7372 scheduling a stop bit.
7373 (ia64_emit_nops): Correctly handle ASMs.
7375 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7377 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
7379 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
7381 * cpp.texi: Update documentation for -include and -imacros.
7382 * cppfiles.c (struct include_file): Remove "defined" memeber.
7383 (find_or_create_entry): Make a copy of the file name, and
7385 (open_file): Update to ensure we use the simplified filename.
7386 (stack_include_file): Don't set search_from.
7387 (cpp_included): Don't simplify the path name here.
7388 (find_include_file): New prototype. Call search_from to
7389 get the start of the "" include chain. Don't simplify the
7391 (_cpp_execute_include): New prototype. Move diagnostics to
7392 do_include_common. Update.
7393 (_cpp_pop_file_buffer): Don't set defined.
7394 (search_from): New prototype. Use the preprocessor's cwd
7395 for files included from the command line.
7396 (read_name_map): Don't simplify the pathname here.
7397 * cpphash.h (enum include_type): New.
7398 (struct buffer): Delete search from. New search_cached.
7399 (_cpp_execute_include): Update prototype.
7400 * cppinit.c (do_includes): Use _cpp_execute_include.
7401 * cpplib.c (do_include_common): New function.
7402 (do_include, do_include_next, do_import): Use it.
7404 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7406 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
7407 contents of the RTL, to determine the name of the object.
7409 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7411 * tree.h (DECL_RTL): Allocate RTL lazily.
7412 (SET_DECL_RTL): New macro.
7413 (DECL_RTL_SET_P): Likewise.
7414 (COPY_DECL_RTL): Likewise.
7415 (DECL_RTL_IF_SET): Likewise.
7416 * varasm.c (make_decl_rtl): Add assertions about the kind of
7417 declaration we are processing.
7418 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
7419 (start_decl): Likewise.
7420 (finish_decl): Likewise.
7421 * c-semantics.c (emit_local_var): Likewise.
7422 * calls.c (expand_call): Likewise.
7423 * dbxout.c (dbxout_symbol): Likewise.
7424 * emit-rtl.c (unshare_all_rtl): Likewise.
7425 (unshare_all_decls): Likewise.
7426 (reset_used_decls): Likewise.
7427 * expr.c (store_constructor): Likewise.
7428 (safe_from_p): Likewise.
7429 (expand_expr): Likewise.
7430 * function.c (put_var_into_stack): Likewise.
7431 (instantiate_decls_1): Likewise.
7432 (assign_parms): Likewise.
7433 (expand_function_start): Likewise.
7434 (expand_function_end): Likewise.
7435 * ggc-common.c (gcc_mark_trees): Likewise.
7436 * integrate.c (function_cannot_inline_p): Likewise.
7437 (copy_decl_for_inlining): Likewise.
7438 (expand_inline_function): Likewise.
7439 (integrate_parm_decls): Likewise.
7440 (integrate_decl_tree): Likewise.
7441 * print-tree.c (print_node): Likewise.
7442 * reg-stack.c (stack_result): Likewise.
7443 * stmt.c (label_rtx): Likewise.
7444 (expand_return): Likewise.
7445 (expand_decl): Likewise.
7446 (expand_decl_cleanup): Likewise.
7447 (expand_anon_union_decl): Likewise.
7448 * toplev.c (check_global_declarations): Likewise.
7449 (rest_of_decl_compilation): Likewise.
7450 * tree.c (simple_cst_equal): Likewise.
7451 * objc/objc-act.c (generate_static_references): Likewise.
7453 2001-03-14 Zack Weinberg <zackw@stanford.edu>
7455 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
7456 gcc_AC_C_FLOAT_FORMAT): New macros.
7457 * configure.in: Add AC_PROG_CPP after CC tests;
7458 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
7459 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
7460 * configure, config.in: Regenerate.
7462 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
7463 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7464 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7465 config/i370/xm-linux.h, config/i370/xm-oe.h,
7466 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7467 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
7468 config/pa/xm-linux.h, config/pa/xm-pa.h,
7469 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
7470 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
7471 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
7472 config/we32k/xm-we32k.h: Delete.
7474 * config/i370/xm-mvs.h, config/m88k/m88k.h,
7475 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7476 config/vax/xm-vms.h: Don't define any of:
7477 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
7479 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
7481 * config.gcc: Remove references to deleted files.
7482 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
7483 FATAL_EXIT_CODE, which is the same between oe and mvs).
7485 2001-03-14 DJ Delorie <dj@redhat.com>
7486 Vladimir Makarov <vmakarov@redhat.com>
7488 * config/i960/i960.c (i960_function_prologue): Compute size of
7489 frame according to number of registers actually saved there.
7491 2001-03-14 Richard Henderson <rth@redhat.com>
7493 * expr.c (emit_move_insn_1): Fix else if around #endif.
7495 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
7498 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
7501 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
7503 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
7504 (override_options): Parse cmodel string.
7505 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
7506 * i386.h (TARGET_OPTIONS): Add "cmodel".
7507 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
7509 (ix86_cmodel_string, ix86_cmodel): Declare.
7511 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
7514 * i386.h (GENERAL_REG_P): Add missing REG_P.
7516 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
7518 * configure.in: Use $gcc_cv_as instead of $as.
7519 * configure: Regenerated.
7521 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
7523 * cppfiles.c (stack_include_file): Only increase the include
7524 count if we actually process the file properly, as opposed
7525 to treating it as length zero. Only call read_include_file
7526 if not DO_NOT_REREAD. Handle the -H include file output
7528 (read_include_file): Remove now redundant DO_NOT_REREAD check.
7529 (cpp_included, find_include_file): Simplify pathnames after
7530 remapping them. If remapping, don't use the remapped file
7531 name's buffer as our scratch buffer.
7532 (cpp_pop_file_buffer): Replace the multiple include macro
7533 only if it isn't yet set.
7534 (read_name_map): Simplify remapped names when reading in.
7535 (remap_filename): Move code to code path that uses it.
7536 (_cpp_simplify_pathname): Return the input pointer.
7537 * cpphash.h (_cpp_simplify_pathname): Update prototype.
7539 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7541 * expr.c (expand_expr): Revove bogus conditional.
7543 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
7545 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
7547 2001-03-14 Jakub Jelinek <jakub@redhat.com>
7549 * reg-stack.c (stack_result): Unconditionally use
7550 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
7552 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
7554 * expr.c (emit_move_insn_1): Split push of complex value when
7555 no suitable push instruction exist.
7557 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
7558 instead of QI_REG_P.
7560 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7562 * alias.c (handled_component_p, can_address_p): New functions.
7563 (get_alias_set): Use them.
7565 2001-03-13 Jim Wilson <wilson@redhat.com>
7567 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
7568 from 80 in try_locals code.
7569 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
7571 2001-03-13 Zack Weinberg <zackw@stanford.edu>
7573 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
7574 gcc_AC_C_LONG_LONG): New.
7575 * configure.in: Use them. Probe the size of short, int, long,
7576 and long long/__int64 if we have them. Move all the AC_C_*
7577 checks together, except gcc_AC_C_CHAR_BIT which has to go
7578 after AC_CHECK_HEADERS(limits.h).
7579 Take hwint.h out of host_xm_file and build_xm_file.
7581 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
7582 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
7583 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
7584 Move the HOST_WIDEST_INT setup logic here from system.h.
7585 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
7587 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
7588 is now handled by hwint.h.
7590 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
7591 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
7592 config/ia64/xm-ia64.h: Don't define any of:
7593 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
7594 HOST_BITS_PER_LONGLONG.
7596 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
7597 config/h8300/xm-h8300.h, config/mips/iris6.h,
7598 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
7599 config/sparc/xm-sp64.h: Delete.
7600 * config.gcc: Remove references to deleted files.
7602 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
7603 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
7604 * config/i370/xm-linux.h: Clarify floating-point situation in
7607 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
7609 * cppfiles.c (NO_INCLUDE_PATH): New macro.
7610 (find_include_file): Decide here which part of the include
7611 chain to start the search. Complain about an empty include
7612 chain in all cases apart from an abolsute file name.
7613 (_cpp_execute_include): Don't choose the search chain here.
7614 Don't call handle_missing_include in the case of an empty
7616 (_cpp_compare_file_date): Don't choose the search chain here.
7617 * cpplib.c (do_include_next): Move the in-main-file diagnostic
7618 here from _cpp_execute_include. Behave like #include if
7619 we're in the main file.
7621 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7623 * system.h (malloc, realloc, calloc, strdup): Only poison these
7624 tokens when IN_GCC is defined.
7626 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
7628 * i386.md (abs?f expander): Support SSE case.
7629 (abd?f_if): Add new "USE"; add splitters.
7631 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7633 * cpp.texi (poison): Explain the macro expansion exception.
7635 2001-03-13 Jakub Jelinek <jakub@redhat.com>
7637 * expr.c (store_expr): Add dont_store_target. If temp is already in
7638 target before copying to reg, don't store it into target again.
7640 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7642 * cppinternals.texi: Update for file handling.
7644 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7646 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
7647 2001-02-24 which broke building the Java library.
7648 * function.c (identify_blocks): Likewise.
7649 (all_blocks): Likewise.
7650 * integrate.c (integrate_decl_tree): Likewise.
7651 * print-tree.c (print_node): Likewise.
7652 * tree.h (BLOCK_NUMBER): Likewise.
7653 (struct tree_block): Likewise.
7655 2001-03-12 David Edelsohn <edelsohn@gnu.org>
7657 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
7658 __WCHAR_TYPE__ definition.
7659 (WCHAR_TYPE_SIZE): #undef before #define.
7661 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7663 * cppfiles.c: Update comments.
7664 (destroy_include_file_node): Rename destroy_node.
7665 (find_or_create_entry): New function.
7666 (open_file, _cpp_fake_include): Use it.
7667 (handle_missing_header): New function, broken out of
7668 _cpp_execute include. Don't segfault if there is no
7669 system or quoted path.
7670 (_cpp_execute_include): Use handle_missing_header.
7672 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7674 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
7675 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
7677 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7679 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
7680 unless anti_dependence says they are.
7681 * alias.c (objects_must_conflict): If neither has a type specified,
7684 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7685 David Billinghurst <David.Billinghurst@riotinto.com>
7687 * config/mips/iris5.h: Change WCHAR_TYPE to int.
7689 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
7691 * i386.md (trunctfdf2_2): Rename missnamed pattern.
7692 (*_one_bit): Remove type on the match_operand in attributes.
7694 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
7696 * i386.c: Commit forgotten hunk in previous patch.
7697 (regclass_map): Add extended registers.
7698 (dbx_register_map): Add missing frame register.
7700 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
7702 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
7704 * i386.md (x86_sahf_1): Disable for 64bit.
7705 (popsi*, pophi*): Likewise.
7706 (pushqi, pushhi): Likewise.
7707 (movdi, pushdi): Likewise.
7708 (zero extend DImode splitter): Likewise.
7709 (adddi, minusdi splitter): Likewise.
7710 (umulsidi): Likewise.
7712 (mulsidi): Disable for 64bit
7713 (lshift:DI/ashift:DI): Disable for 64bit.
7714 (loop patterns): Likewise.
7715 (call_pop, call_value_pop expanders and patterns): Likewise.
7716 (prologue_get_pc): Likewise.
7718 (fcmovDI pattern and splitter): Likewise.
7719 (movdfcc_1_rex64): New.
7721 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
7723 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
7724 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
7725 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
7726 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
7727 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
7728 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
7729 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
7730 (PUSH_ROUNDING): x86_64 rounds to 64bits.
7731 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
7732 (REGPARM_MAX): Set to 6 for x86_64.
7733 (SSE_REGPARM_MAX): Set to 16 for x86_64.
7734 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
7737 * (patterns that does use upper halves): Update constraints
7738 'q' to 'Q' and 'r' to 'R'.
7739 (cmpqi_ext_1): Disable for 64bit.
7740 (cmpqi_ext_3_insn): Likewise.
7741 (movqi_extzv_1): Likewsie.
7742 (addqi_ext_1): Liekwsie
7743 (testqi_ext_1): Liekwsie
7744 (andqi_ext_1): Liekwsie
7745 (xorqi_ext_1): Liekwsie
7746 (cmpqi_ext_1_rex64): New.
7747 (cmpqi_ext_3_insn_rex64): Likewise.
7748 (movqi_extzv_1_rex64): Likewsie.
7749 (addqi_ext_1_rex64): Liekwsie
7750 (testqi_ext_1_rex64): Liekwsie
7751 (andqi_ext_1_rex64): Liekwsie
7752 (xorqi_ext_1_rex64): Liekwsie
7754 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7756 * configure.in: Move check for unsigned enumerated bitfields
7757 to macro in aclocal.m4. Disable it for now.
7758 * configure, config.in: Regenerate.
7759 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
7760 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
7761 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
7762 kind above its first use.
7764 * config/xm-interix.h, config/alpha/xm-alpha.h,
7765 config/i370/xm-linux.h, config/i386/xm-beos.h,
7766 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
7767 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7768 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
7769 Don't define ONLY_INT_FIELDS under any circumstances.
7771 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
7773 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7774 config/sparc/xm-sysv4.h: Delete - now identical with some
7776 * config.gcc (hppa targets): Replace xm-pahpux.h and
7777 xm-papro.h with implicit xm-pa.h.
7778 (sparc targets): Replace xm-sysv4.h with implicit or explicit
7781 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
7783 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
7784 before reload_cse_noop_set_p.
7786 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7788 * config.gcc: Where xm-host.h used to include another
7789 xm-host.h, list the nested header directly in xm_file. Remove
7790 references to deleted files. Can now use sparc/xm-sp64.h for
7793 * config/xm-linux.h, config/arm/xm-linux.h,
7794 config/i386/xm-dos.h, config/i386/xm-gnu.h,
7795 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
7796 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
7797 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
7798 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
7801 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
7802 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
7803 bother to wrap #undef in #ifdef.
7804 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
7805 Don't include xm-linux.h.
7806 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
7808 * configure.in: Wrap regexps using [] in changequote block.
7809 Use expr : not echo | grep. Simplify regexps.
7810 * configure: Regenerate.
7812 56 xm-files remain, 22 xm-arch.
7814 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7816 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
7817 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7818 (local_index, local_rindex): Delete, use strchr/strrchr instead.
7819 (copy_object): Fix format specifier vs argument mismatch.
7821 * mips-tdump.c: Make local functions static.
7822 (rindex): Don't #undef.
7823 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7824 (fatal, fancy_abort): Delete.
7825 (read_seek): Avoid signed/unsigned compare.
7827 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7829 * combine.c (try_combine): Fix error in change to try original
7831 (gen_rtx_combine): Do same as gen_rtx for now.
7833 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7835 * configure.in: AC_SUBST xm_defines.
7836 * configure: Regenerate.
7837 * Makefile.in: Set DEFINES=$(xm_defines) when building
7840 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
7842 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
7843 (cpp_included, find_include_file): Update.
7844 (_cpp_compare_file_date): Make else unconditional.
7846 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
7848 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
7850 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7852 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
7853 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
7855 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
7857 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
7858 if it's a record type.
7860 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
7862 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
7863 mingw includes slightly.
7865 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7867 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
7868 #undef token before poisoning it.
7870 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7872 * alpha.c (check_float_value): Use memcpy, not bcopy.
7874 * m32r.c (m32r_sched_reorder): Likewise.
7876 * vax.c (check_float_value): Likewise.
7878 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7880 * toplev.c (file_name_nondirectory): Remove.
7881 * toplev.h: Similarly.
7882 * dwarf2out.c (compute_section_prefix): Use lbasename instead
7883 of file_name_nondirectory.
7885 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7887 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
7888 * mips-tfile.c: Don't #undef rindex; not used.
7890 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
7892 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
7893 (dbx64_register_map): Declare.
7894 (RETURN_ADDR_RTX): Fix for 64bit.
7895 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
7896 (INCOMING_FRAME_SP_OFFSET): Set to 8.
7897 * i386.c (dbx64_register_map): New global array.
7898 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
7899 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
7902 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7904 * cppfiles.c (search_from): Use lbasename.
7905 * mkdeps.c (deps_add_default_target): Use lbasename.
7907 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7909 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
7910 xcalloc in lieu of malloc, realloc & calloc.
7912 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
7914 * gengenrtl.c (xmalloc): Likewise.
7916 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
7917 really_call_* memory allocation routines.
7919 * stmt.c (check_for_full_enumeration_handling): Use
7920 really_call_calloc, not calloc.
7922 * system.h (really_call_malloc, really_call_calloc,
7923 really_call_realloc): Define.
7924 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
7926 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
7928 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
7930 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
7932 * configure: Rebuilt.
7933 * configure.in: Only use `lang_requires' for languages athat are
7936 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
7938 * invoke.texi: Fix typo.
7939 * gcc.1: Regenerate.
7941 2001-03-09 Zack Weinberg <zackw@stanford.edu>
7943 * configure.in: Prune nonexistent files from build_xm_file,
7944 xm_file, and host_xm_file lists. Warn unless they're
7946 Don't generate *config.h here.
7947 AC_SUBST all variables needed to generate *config.h.
7948 * configure: Regenerate.
7949 * mkconfig.sh: New helper script, from code removed from
7951 * Makefile.in: Zap all MALLOC variables - no longer used
7952 anywhere, and malloc.c doesn't exist.
7953 Substitute in variables needed to generate *config.h.
7954 Stop lying about the dependencies contained in CONFIG_H and
7956 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
7957 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
7958 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
7959 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
7960 $(TM_P_H), etc. as appropriate.
7962 * config.gcc: Zap references to deleted files.
7963 * ggc-none.c: Don't include rtl.h or tm_p.h.
7965 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
7966 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
7967 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
7968 config/i386/xm-linux.h, config/i386/xm-linux.h,
7969 config/i386/xm-next.h, config/i386/xm-openbsd.h,
7970 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
7971 Don't include i386/xm-i386.h.
7973 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
7974 config/i386/xm-i386.h, config/i860/xm-i860.h,
7975 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
7976 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7977 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
7978 Delete (empty except comments, #includes of other deleted
7979 files, and macros used nowhere).
7981 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
7983 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
7984 independent on TARGET_FLAGS.
7986 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
7988 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
7990 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
7992 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
7994 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
7995 LAST_REX_SSE_REG): define.
7996 (enum reg_class): Add 'LEGACY_REGS'
7997 (REG_CLASS_CONTENTS): Likewise; add extended registers.
7998 (SSE_REGNO_P): Recognize extended registers.
7999 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
8000 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
8001 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
8002 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
8003 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
8004 REG_OK_FOR_STRREG_P): Remove.
8005 (HI_REGISTER_NAMES): Add extended registers.
8006 (ADDITIONAL_REGISTER_NAMES): Likewise.
8007 (QI_REGISTER_NAMES): Add 8bit extended registers.
8008 (DEBUG_REG): Support extended registers.
8009 * i386.c (regclass_map): Add extended registers.
8010 (dbx_register-map): Likewise.
8011 (svr4_dbx_register_map): Likewise.
8012 (print_reg): Support extended registers.
8013 (print_operand): Support 64bit operands.
8015 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
8017 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
8018 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8019 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
8020 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
8021 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
8022 STACK_BOUNDARY): Set properly for 64bits.
8023 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
8024 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
8025 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
8026 (MOVE_MAX): Set to 16.
8027 (MOVE_MAX_PIECES): 8 for 64bit.
8028 (Pmode): Set to SImode.
8030 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
8032 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
8034 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
8036 * i386.h (mask_64bit): New constant.
8037 (target_64bit): New macro.
8038 (target_options): Add '64'/'32'
8039 (target_default): Define.
8040 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
8041 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
8042 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
8044 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
8046 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
8048 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
8050 * rtlanal.c (rtx_varies_p): Check operand 0 of a
8051 LO_SUM unless for_alias is set.
8053 2001-03-08 Stan Shebs <shebs@apple.com>
8055 * objc/objc-act.c: Fix old typos in comments, add comments for
8057 (hash_init): Fix file name in error message.
8058 (hash_enter): Ditto.
8059 (hash_add_attr): Ditto.
8060 (continue_class): Ditto.
8062 2001-03-08 Bruce Korb <bkorb@gnu.org>
8064 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
8065 wait4() can receive the signal.
8067 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8069 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
8071 * fixinc/fixincl.x: Regenerate.
8073 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8075 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
8077 * fixinc/fixincl.x: Regenerate.
8079 2001-03-08 Richard Henderson <rth@redhat.com>
8081 * configure.in (HAVE_AS_LEB128): New assembler check.
8082 * configure, config.in: Rebuilt.
8084 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
8086 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
8089 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8091 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
8092 references to the MAXPATHLEN macro.
8094 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
8095 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
8098 * config/i386/xm-gnu.h, config/xm-gnu.h,
8099 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
8100 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
8101 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
8102 and/or unused files.
8104 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
8105 doing so in various xm-*.h files.
8107 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8109 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
8111 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
8113 * configure.in (enable_shared): Support per-package shared-library
8115 * configure: Rebuilt.
8117 2001-03-07 David Edelsohn <edelsohn@gnu.org>
8119 * rs6000.md (cr logic): Add original POWER mnemonic alternative
8120 for crnot. Set operands[5] in splitter.
8122 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8124 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
8125 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
8126 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
8127 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
8128 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
8129 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
8130 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
8133 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
8134 config/i370/xm-i370.h, config/i386/xm-dgux.h,
8135 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
8136 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
8137 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
8138 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
8139 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
8140 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
8141 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
8142 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
8143 Delete unused and/or empty files.
8145 * config.gcc: Define USG in xm_defines as appropriate. Define
8146 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
8147 macro. Remove deleted xm-* files from $xm_files variable.
8149 2001-03-07 Tom Tromey <tromey@redhat.com>
8151 * configure: Rebuilt.
8152 * configure.in: Allow config-lang.in to set `lang_requires' to list
8153 of other required languages.
8155 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
8157 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
8159 (output_prologue): Use xmalloc not oballoc.
8160 (output_epilog): Free a29k_first_epilogue_insn when finished.
8161 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
8163 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
8165 * builtins.c (expand_builtin_mathfn): Check
8166 flag_unsafe_math_optimizations, not flag_fast_math.
8167 (expand_builtin): Likewise
8168 * combine.c (combine_simplify_rtx): Likewise.
8169 (simplify_if_then_else): Likewise.
8170 * cse.c (fold_rtx): Likewise.
8171 * flags.h: Remove flag_fast_math. Add
8172 flag_unsafe_math_optimizations and flag_trapping_math.
8173 * fold-const.c (negate_expr): Check
8174 flag_unsafe_math_optimizations, not flag_fast_math.
8175 (invert_truthvalue): Likewise.
8176 (fold): Likewise. Before associating operands, check that
8177 code == MULT_EXPR, not code != MULT_EXPR.
8178 * ifcvt.c (noce_try_minmax): Check
8179 flag_unsafe_math_optimizations, not flag_fast_math.
8180 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
8181 * invoke.texi: Document -funsafe-math-optimizations and
8182 -fno-trapping-math. Change documentation for -ffast-math.
8183 * jump.c (reversed_comparison_code_parts): Likewise.
8184 (rtx_equal_for_thread_p): Likewise.
8185 * optabs.c (emit_conditional_move): Likewise.
8186 * simplify-rtx.c (simplify_binary_operation): Likewise.
8187 (simplify_relational_operation): Likewise.
8188 (simplify_ternary_operation): Likewise.
8189 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
8190 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
8191 Add trapping-math and unsafe-math-optimizations entries to f_options.
8192 (set_fast_math_flags): New, sets flags for -ffast-math.
8193 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
8194 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
8195 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
8197 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
8198 (alpha_emit_conditional_move): Initialize local_fast_math to
8199 flag_unsafe_math_optimizations, not flat_fast_math.
8200 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
8201 instead of setting flag_fast_math to 1.
8202 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
8204 * config/i386/i386.c (override_options): Likewise
8205 * config/i386/i386.md: Likewise.
8206 * config/m68k/m68k.md: Likewise.
8207 * config/mips/mips.md: Likewise.
8208 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
8209 (rs6000_generate_compare): Likewise.
8211 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8213 * Makefile.in: Set RANLIB to @RANLIB@.
8216 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8218 * fixinc/inclhack.def (djgpp_wchar_h): New test.
8219 * fixinc/fixincl.x: Regenerated.
8221 2001-03-07 Richard Henderson <rth@redhat.com>
8223 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
8225 2001-03-07 Richard Henderson <rth@redhat.com>
8227 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
8228 of block notes and exception handling notes.
8230 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
8231 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
8232 (compile_file): ... here.
8234 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8236 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
8238 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
8239 config.h now. Include libiberty.h to handle alloca.
8241 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8243 * c-parse.in (yylexname): New function, split out of _yylex.
8244 (objc_rid_sans_at): New table.
8245 (init_reswords): Initialize it.
8246 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
8247 retrieving the next token and checking it for significance as
8248 an ObjC keyword or string constant.
8250 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
8251 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
8253 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
8256 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
8258 * config/m68k/m68k.c (const_uint32_operand): Accept any
8259 const_int on a 32-bit host.
8261 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8263 * objc/objc-act.c (init_objc): Set save_lang_status,
8264 restore_lang_status, and mark_lang_status.
8266 2001-03-06 Krister Walfridsson <cato@df.lth.se>
8268 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
8270 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
8272 * cppinternals.texi: Update.
8274 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8276 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8277 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
8278 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
8279 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8280 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
8281 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8282 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
8283 config/i386/xm-i386.h, config/i860/xm-i860.h,
8284 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8285 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
8286 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8287 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8288 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8289 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8290 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
8291 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8292 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
8293 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8294 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8295 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
8296 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
8297 match the defaults provided in hwint.h.
8299 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8300 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
8302 * config.gcc (xm_file): Don't set to files which are deleted.
8304 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
8305 guard this file against these macros being undefined.
8307 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8309 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
8310 and DECL_DEFER_OUTPUT on the decl we create, before calling
8311 rest_of_decl_compilation.
8313 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8315 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
8317 * configure, config.in: Regenerate.
8318 * config.gcc: Remove references to deleted files.
8320 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
8321 genrecog.c, rtl.c: Do not use alloca anywhere.
8323 * Makefile.in, build-make, system.h, config/x-interix,
8324 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
8325 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
8326 config/arc/xm-arc.h, config/arm/xm-arm.h,
8327 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8328 config/h8300/xm-h8300.h, config/i370/x-oe,
8329 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
8330 config/i386/x-ncr3000, config/i386/x-sco5,
8331 config/i386/xm-dgux.h, config/i860/x-sysv4,
8332 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
8333 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
8334 config/m68k/x-hp320g, config/m69k/x-mot3300,
8335 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
8336 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
8337 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
8338 config/m88k/x-sysv4, config/m88k/x-tekXD88,
8339 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8340 config/mips/x-iris, config/mips/x-iris3,
8341 config/mips/x-sni-svr4, config/mips/x-sysv,
8342 config/mips/xm-iris6.h, config/mips/xm-mips.h,
8343 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
8344 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
8345 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8346 config/pa/xm-papro.h, config/romp/xm-romp.h,
8347 config/rs6000/x-aix31, config/rs6000/x-aix41,
8348 config/rs6000/x-beos, config/rs6000/x-lynx,
8349 config/rs6000/x-mach, config/rs6000/x-rs6000,
8350 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
8351 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8352 config/sparc/x-sysv4, config/sparc/xm-linux.h,
8353 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
8354 config/vax/xm-vms.h: Eradicate all references to alloca and
8357 * config/xm-alloca.h, config/clipper/x-clix,
8358 config/i386/xm-sysv4.h, config/i860/x-fx2800,
8359 config/i860/x-sysv3, config/m88k/x-sysv3,
8360 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
8361 (contained only alloca related hacks).
8363 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
8366 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
8368 * invoke.texi: Document __FAST_MATH__.
8370 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8372 * crtstuff.c: Restore include of auto-host.h.
8374 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
8376 Put main() in a separate file, so that the language
8377 front-end can use a different main().
8380 * toplev.c: (main): Rename as toplev_main.
8381 * toplev.h: Declare toplev_main.
8382 * Makefile.in (OBJS): add toplev.o.
8383 (BACKEND): remove toplev.o, add main.o.
8385 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8387 * cppfiles.c (search_from): Special case the empty string.
8389 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8391 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
8392 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
8393 strlen or strcpy; we already know the length.
8394 (_cpp_compare_file_date): Similarly.
8395 * cpphash.h (struct cpp_reader): Delete done_initialising.
8396 (CPP_PREV_BUFFER): Delete.
8397 * cppinit.c (cpp_start_read): Don't set done_initialising.
8398 * cpplex.c (parse_string): Guarantee null-termination.
8399 (_cpp_equiv_toklists): Remove.
8400 * cpplib.c (glue_header_name): Null-terminate.
8401 (do_line): Don't leak memory.
8402 * cpplib.h (BT_WEAK): Delete.
8403 * cppmain.c (cb_ident): Strings are now null-terminated.
8405 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
8407 * gcc.c (convert_filename): Append executable suffix
8408 if NO_AUTO_EXE_SUFFIX is not defined.
8409 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
8410 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
8412 2001-03-03 David O'Brien <obrien@FreeBSD.org>
8414 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
8415 * c-parse.gperf, c-gperf.h: Delete.
8416 (c-gperf.h was accidently re-added to the CVS repo in the rev
8417 1.16 commit by tromey)
8419 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8421 * cpplex.c (_cpp_lex_token): Don't warn about directives in
8422 macro arguments when looking for the '('.
8423 * cppmacro.c (funlike_invocation_p): Set parsing_args to
8424 2 when really parsing arguments; 1 when looking for '('.
8425 Always restore the lexer position.
8427 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8429 * longlong.h (umul_ppmm): Don't use a multiline string.
8431 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8433 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
8434 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
8435 t_bool in declaration because pcc can't combine volatile with typedef
8438 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
8440 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
8441 until when it is really needed.
8442 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
8443 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
8444 * i386.md (float?i?f splitter): Don't force source operand to memory
8446 (sse_movdfcc): Fix constraint.
8447 (sse_movdfcc splitter): Handle properly the second alternative.
8449 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8451 * cpplex.c (parse_string): Unconditionally pedwarn.
8453 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8456 * cppexp.c (parse_number): Update.
8457 * cpplex.c (parse_string): Pedwarn if multiline string does not
8458 result from a system header's macro.
8459 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
8460 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
8461 for function-like macros too.
8462 * c-lex.c (lex_number): Update.
8464 2001-03-03 Richard Henderson <rth@redhat.com>
8466 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
8468 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
8470 * combine.c (try_combine): If split with mode-changed scratch
8471 register didn't work, try the original mode.
8473 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
8475 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
8476 * config/c4x/c4x.h: Likewise.
8477 * stor-layout.c (compute_record_mode): Likewise.
8478 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
8480 2001-03-02 Zack Weinberg <zackw@stanford.edu>
8482 * configure.in: Kill tm.h. Include the files in the $tm_file
8483 list in all three of config.h, hconfig.h, tconfig.h, after the
8484 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
8485 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
8486 * configure: Regenerate.
8487 * Makefile.in (clean): Don't delete tm.h.
8489 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
8490 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
8491 those are not defined, set SEC and FEC to 0 and 1.
8492 * gcc.texi: Update to match.
8494 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
8495 * config/fp-bit.c, config/m68k/aux-crt2.asm,
8496 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
8497 Include tconfig.h, not tm.h.
8499 * config/xm-lynx.h, config/xm-std32.h,
8500 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8501 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
8502 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
8503 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8504 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8505 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8506 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
8507 config/i386/xm-i386.h, config/i860/xm-i860.h,
8508 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8509 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
8510 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8511 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8512 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8513 config/pa/xm-linux.h, config/pa/xm-pa.h,
8514 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8515 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
8516 config/pj/xm-pj.h, config/romp/xm-romp.h,
8517 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8518 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8519 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8520 config/v850/xm-v850.h, config/vax/xm-vax.h,
8521 config/we32k/xm-we32k.h:
8523 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
8525 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
8526 config/i370/xm-oe.h: Don't include tm.h. Don't define
8528 * config/vax/xm-vms.h: Don't include tm.h.
8530 * config/xm-lynx.h, config/avr/xm-avr.h,
8531 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
8532 Delete; made empty by above changes.
8533 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8534 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
8535 Don't include config/xm-lynx.h or tm.h.
8537 * config/xm-gnu.h: Don't include fcntl.h.
8538 * config/sparc/xm-lynx.h: Don't include sys/types.h and
8540 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
8542 2001-03-02 Richard Henderson <rth@redhat.com>
8544 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
8545 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
8547 2001-03-02 Richard Henderson <rth@redhat.com>
8549 * Makefile.in (OBJS): Add dwarf2asm.o.
8550 * dwarf2asm.c, dwarf2asm.h: New files.
8551 * dwarf2out.c (*): Use them.
8552 (size_of_uleb128, size_of_sleb128): Remove.
8553 (output_uleb128, output_sleb128): Remove.
8554 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
8555 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
8556 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
8557 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
8558 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
8559 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
8560 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
8561 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
8562 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
8563 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8564 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
8565 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
8566 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
8567 (dwarf2out_frame_debug): Remove unused variables.
8568 (output_loc_operands): Don't abort on 8 byte constants if
8569 host integers are wide enough.
8570 (output_symbolic_ref): Remove.
8571 (size_of_die): Don't assume 4 byte host integers.
8572 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
8574 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
8575 something stupid with HOST_WIDE_INT to long truncation.
8576 [CONST_DOUBLE]: Likewise.
8578 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
8579 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8580 * config/arm/unknown-elf.h: Likewise.
8581 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
8582 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
8583 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
8584 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
8585 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
8586 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
8587 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
8588 (ASM_OUTPUT_DWARF_OFFSET): Remove.
8589 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
8590 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8591 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
8592 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
8594 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8596 * cselib.c (hash_rtx): Cast enums to unsigned int.
8598 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8600 * print-rtl.c (print_rtx): Cast enums to int for comparison.
8601 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
8603 * c-format.c (C_STD_VER): Cast to int for comparisons.
8604 (check_function_format): Cast various enums to int for &.
8605 (maybe_read_dollar_number): Likewise.
8606 (check_format_info): Likewise.
8607 (check_format_info_main): Likewise.
8608 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
8609 (safe_from_p): Likewise.
8610 * varasm.c (const_hash): Cast enum to int for %.
8611 * emit-rtl.c (init_emit_once): Use int loop variable to work around
8612 pcc enum problems with < and ++ operators.
8613 * regclass.c (init_reg_sets_1): Cast enums for comparison.
8614 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
8615 (regclass_init): Change enum class to int to iterate over reg_classes.
8616 * genrecog.c (merge_trees): Cast enums for comparison.
8617 * rtl.h (GET_CODE): Cast to enum rtx_code.
8618 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
8619 (GET_MODE): Cast to enum machine_mode.
8620 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
8621 (GET_NOTE_INSN_NAME): Cast enum to int.
8622 * tree.h (TREE_CODE): Cast to enum tree_code.
8623 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
8624 * timevar.c (timevar_print): Change loop variable id from enum to
8626 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
8627 * config/i386/i386.md: Use PUT_MODE for mode assignment.
8628 * toplev.c (compile_file): Cast enum DFI to int.
8629 (decode_d_option): Likewise.
8631 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
8633 * cppinit.c (append_include_chain): Mark "after" include file name list
8634 as a system directory.
8635 * cpp.texi: Document new behavior.
8637 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
8639 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
8641 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
8643 * cppfiles.c (struct include_file): Update.
8644 (stack_include_file): Use search_from.
8645 (cpp_included, find_include_file): Update.
8646 (cpp_execute_include): Update. ptr->name may not be
8647 null terminated. Use the new search_from member variable
8649 (_cpp_compare_file_date): Similarly.
8650 (search_from): New function, similiar to actual_directory.
8651 (actual_directory): Delete.
8652 (remap_filename): Update. loc->name may not be null terminated.
8653 (struct file_name_list): Rename search_path. Update.
8654 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
8655 search_from and dir.
8656 (struct cpp_reader): Remove actual_dirs.
8657 * cppinit.c (struct cpp_pending): Update for renamed objects.
8658 (append_include_chain, remove_dup_dir, remove_dup_dirs,
8659 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
8660 * cpplib.h (struct cpp_options): Similarly.
8662 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8664 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
8665 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
8666 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
8667 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8668 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8669 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8670 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8671 config/i370/xm-linux.h, config/i370/xm-mvs.h,
8672 config/i370/xm-oe.h, config/i386/xm-aix.h,
8673 config/i386/xm-i386.h, config/i386/xm-osf.h,
8674 config/i860/xm-i860.h, config/i960/xm-i960.h,
8675 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
8676 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
8677 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
8678 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
8679 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
8680 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8681 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8682 config/pj/xm-pj.h, config/romp/xm-romp.h,
8683 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8684 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8685 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8686 config/v850/xm-v850.h, config/vax/xm-vax.h,
8687 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
8688 Do not define TRUE or FALSE.
8690 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
8691 empty by above change.
8692 * config.gcc: Remove references to these files.
8694 * configure.in: Detect stdbool.h.
8695 * configure, config.in: Regenerate.
8696 * system.h: Include stddef.h here if available.
8697 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
8698 Then set up a sensible boolean type at the very end.
8700 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
8701 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
8703 * hash.h: Delete 'boolean' typedef and related #undefs.
8705 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
8706 all uses of 'boolean' with 'bool'.
8708 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
8710 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
8711 * cppexp.c (lex): Cast enums for comparison.
8712 * cppinit.c (parse_option): Cast enum for comparison.
8713 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
8714 (cpp_output_token): Likewise.
8715 (cpp_can_paste): Cast enums for comparsion and plus/minus.
8716 (cpp_avoid_paste): Cast enums for minus and comparison.
8718 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8720 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
8721 field to all array elements.
8723 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8725 * cpphash.h (struct cpp_reader): Add print_version field.
8726 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
8727 just set print_version and other flags as appropriate.
8728 (cpp_post_options): Print version here if print_version is set.
8730 * toplev.c (exit_after_options): New flag.
8731 (independent_decode_option): Don't exit here; just set
8733 (main): Exit after calling lang_hooks.post_options if
8734 exit_after_options is true.
8736 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
8737 (merge_include_chains): Adjust comment to match code.
8739 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8741 * stringpool.c (set_identifier): New function.
8742 * tree.h: Prototype it.
8744 * c-parse.in: Kill D_YES. If compiled for objc, call
8745 save_and_forget_protocol_qualifiers from init_reswords.
8746 * objc/objc-act.c (remember_protocol_qualifiers,
8747 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
8748 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
8750 (save_and_forget_protocol_qualifiers): New function.
8751 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
8753 2001-03-01 Diego Novillo <dnovillo@redhat.com>
8755 * c-semantics.c (prune_unused_decls): Return error_mark_node
8756 instead of (tree) 1 to stop traversing the tree chain.
8758 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8760 Fix a problem introduced by Kenner's Feb 18 change.
8761 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
8762 flag_cse_skip_blocks only temporarily, not for ever.
8764 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
8766 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
8767 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
8769 * pa.c (emit_move_sequence): Verify operand0 is a hard register
8770 before determining its register class.
8772 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8774 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
8775 from reg 4 if current_function_calls_setjmp.
8776 (gen_nop_type): New function.
8777 (ia64_emit_nops): New function.
8778 (ia64_reorg): Call it.
8779 (ia64_sched_reorder): Move code that rotates bundles up a bit.
8781 * reload1.c (eliminate_regs_in_insn): Restrict the special case
8782 code not to try to optimize adds with anything but a REG destination.
8784 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
8785 (INSN_PRIORITY_KNOWN): New accessor macro.
8786 * haifa-sched.c (priority): Use it instead of testing priority against
8789 2001-02-28 DJ Delorie <dj@redhat.com>
8791 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
8792 since that doesn't work the way gcc wants on a generic m68k.
8794 2001-02-28 Richard Henderson <rth@redhat.com>
8796 * caller-save.c (save_call_clobbered_regs): Fix typo in
8797 comparison last change.
8799 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
8801 * i386.c (pentium4_cost): New.
8802 (m_PENT4): New macro.
8803 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
8804 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
8805 x86_integer_DFmode_moves, x86_partial_reg_dependency,
8806 x86_memory_mismatch_stall): Add Pentium4
8807 (x86_use_q_reg, x86_use_any_reg): Kill.
8808 (override_options): Add pentium4.
8809 (incdec_operand): Return 0 for pentium4.
8810 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
8811 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
8812 (TARGET_PENTIUM4): Define.
8813 (enum processor_type): Add PROCESSOR_PENTIUM4.
8814 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
8815 * i386.md (attribute "cpu"): Add pentium4.
8816 * invoke.texi (march): Add pentium4.
8818 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
8820 * i386.md (sse_mov?fcc*): New patterns and splitters.
8821 * i386.c (ix86_expand_movcc): Work post-reload; recognize
8822 the SSE based conditional moves.
8824 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
8826 * i386.md (attribute mode): Add "TI".
8827 (movsf_1): Add pxor support; remove constant propagation splitter.
8828 (movdf_integer): Likewise.
8829 (movdf_nointeger): Likewise.
8830 (movxf constant prop splitter): Handle all modes; update for SSE.
8831 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
8832 * i386.c (standard_80387_constant_p): Rewrite.
8833 (standard_sse_constant_p): New.
8834 * i386-protos.h (standard_sse_constant_p): New.
8836 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
8838 * i386.md (sse_setccsf, sse_setccdf): New.
8839 (sse_cmp* patterns): Use '%D' instead of outputtting condition
8841 * i386.c (sse_comparison_operator): Accept the supported unordered
8842 comparses; be ready for fast_math.
8843 (print_operand): Support 'D'.
8845 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
8847 * jump.c (reversed_comparison_code): Kill.
8849 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
8851 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
8854 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
8856 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
8857 add missing '%' in constraints.
8859 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
8861 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
8862 for HOST_BITS_PER_WIDE_INT == 32 too.
8864 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
8866 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
8868 (insert_save, insert_restore): New parameter save_mode.
8869 (init_caller_save): Update initialization of reg_save_code
8870 and reg_restore_code.
8871 (save_call_clobbered_regs): Compute save_modes and update calls to
8872 reg_save_code and reg_restore_code.
8873 (insert_restore): Unsignetize numbers; use save_modes to choose mode
8874 of spill; update use of reg_restore_code.
8875 (insert_save): Likewise.
8876 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8877 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8878 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
8880 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8882 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
8883 noce_try_store_flag_inc, noce_try_store_flag_mask,
8884 noce_try_cmove_arith):
8885 Use reversed_comparison_code instead of reverse_comparison and
8886 can_reverse_comparison_p.
8888 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
8890 * jump.c (reversed_comparison_code_parts): Allow reversal of
8891 unordered compares in -ffast-math mode; reverse ordered compares
8892 for FP even w/o -ffast-math.
8894 2001-02-27 Richard Henderson <rth@redhat.com>
8896 * print-rtl.c (print_rtx) [i]: Don't print field five on
8897 NOTEs other than NOTE_INSN_DELETED_LABEL.
8899 2001-02-27 Zack Weinberg <zackw@stanford.edu>
8901 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
8902 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
8904 2001-02-27 Diego Novillo <dnovillo@redhat.com>
8906 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
8907 even if walk_subtrees is 0.
8908 * c-semantics.c (prune_unused_decls): Return a non-null value to
8909 stop traversing the tree chain.
8911 2001-02-27 DJ Delorie <dj@redhat.com>
8913 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
8914 register, *then* define it as the new CFA.
8916 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
8918 * pa.c (override_options): Promote -fpic to -fPIC.
8919 (legitimize_pic_address): Simplify due to removal of
8920 small PIC as a code generation option.
8921 (secondary_reload_class): Similarly.
8922 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
8923 (PRINT_OPERAND_ADDRESS): Similarly.
8924 * pa.md (various patterns): Similarly.
8925 (small pic lo_sum pattern): Remove.
8927 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
8930 * md.texi (min, max): Document
8932 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
8934 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
8935 TARGET_PARTIAL_REG_DEPENDENCY.
8936 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
8938 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
8940 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
8942 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
8944 * mips.c (mips_make_temp_file): Fix thinko in last change.
8946 2001-02-26 Jason Eckhardt <jle@redhat.com>
8948 * combine.c (known_cond): Do not reverse the condition when
8949 SMAX/UMAX is being considered and the condition is for equality
8952 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
8954 2001-02-26 Philip Blundell <philb@gnu.org>
8956 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
8958 * config/arm/linux-elf.h: Remove historical relics related to
8959 above configurations.
8960 * config/arm/linux-oldld.h: Delete.
8961 * config/arm/linux-elf26.h: Delete.
8963 2001-02-26 Jason Merrill <jason@redhat.com>
8965 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
8967 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
8968 recognize a tentative definition. Lose obsolete code.
8970 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
8971 variables unless necessary, either.
8973 2001-02-25 Richard Henderson <rth@redhat.com>
8975 * ifcvt.c (struct noce_if_info): Add test_bb.
8976 (noce_get_alt_condition): New.
8977 (noce_try_minmax, noce_try_abs): New.
8978 (noce_operand_ok): New.
8979 (noce_process_if_block): Use them.
8980 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
8982 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
8984 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
8987 2001-02-25 Zack Weinberg <zackw@stanford.edu>
8989 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
8990 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
8992 (mips_asm_file_end): Free temp_filename here.
8994 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8996 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
8997 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
8999 * config/i386/i386.md (movstrsi): Handle FAIL case.
9001 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
9003 * cppinit.c (builtin_array): Update.
9004 (init_builtins): Flag builtins to warn if redefined or
9005 undefined. Define __GXX_WEAK as a normal macro.
9006 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
9007 * cpplib.h (NODE_WARN): New flag.
9008 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
9009 Handle __STDC__ as a builtin only on Solaris.
9010 (warn_of_redefinition): Renamed from check_macro_definition.
9011 Reverse sense of test. Always warn if NODE_WARN.
9012 (_cpp_create_definition): Use warn_of_redefinition. Flag
9013 any macro beginning with "__STDC_" to require a mandatory
9014 warning if redefined or undefined.
9016 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9018 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
9019 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
9020 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
9021 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
9022 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
9023 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
9024 Don't define any of:
9025 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
9026 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
9027 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
9028 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
9029 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
9031 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
9032 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
9035 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
9036 Delete now-empty file.
9038 * alpha/vms.h: Define NEED_ATEXIT here...
9039 * alpha/xm-vms.h: ...not here.
9041 * i386/cygwin.h: Don't define PARAMS.
9042 * mips/mips.c: Don't prototype mktemp. Don't define
9043 P_tmpdir. Use make_temp_file to create temporary files.
9044 Don't be clever and delete temporary files early.
9045 * config.gcc: Drop references to deleted files. Don't define
9047 * gcc.texi: Don't mention USE_PROTOTYPES.
9049 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9051 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
9052 (ix86_set_move_mem_attrs_1): Likewise.
9053 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
9054 * config/i386/i386.md (movstrsi): Call it.
9056 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9058 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
9059 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
9060 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
9061 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
9063 (i750a-*-*): Error here if hosting on i750a.
9064 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
9066 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
9067 Remove (empty modulo comments).
9069 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
9070 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
9071 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
9072 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
9073 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
9074 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
9076 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
9077 Remove reference to winnt.h in comment.
9078 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
9080 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9082 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
9083 used to set another biv.
9085 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9087 * tree.h (BLOCK_DEAD): New macro.
9088 (struct tree_block): New flag, dead_flag.
9089 * print-tree.c (print_node, case 'b'): Print missing fields.
9090 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
9091 * function.c (identify_blocks): Enable test for misplaced notes.
9092 (all_blocks): Skip BLOCK_DEAD blocks.
9093 * integrate.c (integrate_decl_tree): Likewise.
9095 * errors.c (internal_error, trim_filename): New functions.
9096 (fancy_abort): Call internal_error.
9097 * errors.h (internal_error, trim_filename): New declarations.
9099 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
9101 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
9103 (EXTRA_CONSTRAINT): Formatting changes.
9105 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9107 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
9109 2001-02-23 Per Bothner <per@bothner.com>
9111 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
9112 so they can be called from java/jvspec.c.
9113 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
9115 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
9117 * i386.c (ix86_frame): New structure.
9118 (ix86_compute_frame_size): Kill.
9119 (ix86_compute_frame_layout): New.
9120 (ix86_save_reg): New.
9121 (ix86_can_use_return_insn_p): Use frame layout stuff.
9122 (ix86_expand_prologue): Likewise.
9123 (ix86_expand_epilogue): Likewise.
9124 (ix86_initial_elimination_offset): Likewise.
9125 (ix86_nsaved_regs): Use ix86_save_reg.
9126 (ix86_emit_save_regs): Likewise.
9128 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
9130 * flow.c (find_sub_basic_blocks): New function.
9131 (split_block): Be ready for basic block introduced by CODE_LABEL.
9132 (commit_one_edge_insertion): Call find_sub_basic_block.
9134 * flow.c (make_edges): Add edge from entry for blocks starting with
9135 label having ALTERNATE_NAME
9137 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
9139 * function.c (epilogue_done): Be ready for first basic block not
9140 containing PROLOGUE_END note.
9141 (reposition_prologue_and_epilogue_notes): Avoid placing
9142 PROLOGUE_END note between BASIC_BLOCK.
9144 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
9146 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
9148 2001-02-21 DJ Delorie <dj@redhat.com>
9150 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
9151 check for current_function_has_nonlocal_goto from 1999-11-12.
9153 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9155 * diagnostic.c (trim_filename): No longer static.
9156 * toplev.h (trim_filename): Declare.
9157 * rtl.c (rtl_check_failed_bounds): Call internal_error.
9158 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
9159 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
9160 (rtvec_check_failed_bounds): Likewise.
9161 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
9163 * convert.c (convert_to_integer): Don't do unsigned unless result or
9164 both inputs are unsigned.
9166 * fold-const.c (fold_convert): Don't call size_int_type_wide if
9169 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
9171 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
9173 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
9175 * Makefile.in (resource.o): Add params.h dependence.
9176 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
9177 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
9178 * resource.c: Add dependence on params.h.
9179 (current_live_regs): Fix explanatory comment.
9180 (find_basic_block): Add new parameter to permit limiting search
9182 (mark_target_live_regs): Add new argument to find_basic_block call.
9183 (incr_ticks_for_insn): Likewise.
9185 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9187 * diagnostic.c (output_to_stream): Rename to
9188 output_buffer_to_stream. Loses the stream parameter.
9189 (init_output_buffer): Set diagnosic_buffer's stream.
9190 (flush_diagnostic_buffer): Adjust.
9191 (default_print_error_function): Likewise.
9192 (finish_diagnostic): Likewise.
9193 (verbatim): Likewise.
9195 * diagnostic.h (struct output_buffer): Add `stream' field.
9196 (output_buffer_attached_stream): New macro.
9198 2001-02-23 Jakub Jelinek <jakub@redhat.com>
9200 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
9201 check if either operand is divisible by C.
9202 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
9203 If type is signed, consider negative numbers as well.
9205 2001-02-22 Richard Henderson <rth@redhat.com>
9207 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
9208 reach .text instead of gp-relative relocs.
9209 * config/ia64/crtend.asm (.init): Likewise.
9211 2001-02-22 Andreas Jaeger <aj@suse.de>
9213 * extend.texi (C++ Attributes): Fix typo.
9215 2001-02-21 David Mosberger <davidm@hpl.hp.com>
9217 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
9218 functions, drop current_function_args_info.words test.
9219 (ia64_compute_frame_size): Mark syscall_linkage functions as
9220 using eight input registers.
9222 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
9223 Bruce Korb <bkorb@gnu.org>
9225 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
9226 * fixinc/README: Document how to convert sed substitutions
9227 to format style c_fix-es.
9228 * fixinc/fixincl.x: regen
9230 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
9232 * gcc.c: Add comment explaining how to add a command-line option.
9233 Add title to specs language comment.
9235 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9237 * gcc.c (cc1_options): Add "-param".
9238 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
9239 (option_map): Likewise.
9240 * toplev.c (display_help): Add entry for "--param".
9241 (independent_decode_option): Fix typographical error.
9243 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
9244 Bernd Schmidt <bernds@redhat.com>
9245 Jan Hubicka <jh@suse.cz>
9247 * i386.c (function_arg_advance): Pass SSE arguments in registers.
9248 (function_arg): Likewise.
9250 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
9252 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
9254 2001-02-21 Kazu Hirata <kazu@hxi.com>
9256 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
9260 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
9262 * flow.c (init_propagate_block_info): Canon address and use single_set
9263 for killing dead memory stores.
9265 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9267 * Makefile.in (reorg.o): Add params.h dependence.
9268 * params.def: Fix typographical error in comment.
9269 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9270 * params.h: Modify introductory comment.
9271 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9272 * reorg.c: Add dependence on params.h.
9273 (redundant_insn): Add parameterized throttle for search.
9274 (fill_simple_delay_slots): Add a comment explaining a variable.
9275 Move conditional out of loop, simplifying code.
9276 (fill_eager_delay_slots): Fix typographical error in comment.
9278 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
9280 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
9282 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
9283 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
9285 2001-02-21 Jason Merrill <jason@redhat.com>
9287 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
9288 (struct tree_decl): Add uninlinable bitfield.
9289 * c-decl.c (duplicate_decls): Set it.
9290 * integrate.c (function_cannot_inline_p): Check it.
9292 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
9293 DW_AT_MIPS_linkage_name to abstract methods.
9294 (dwarf2out_abstract_function): Emit class context before calling
9295 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
9296 (gen_subprogram_die): Remove obsolete code.
9297 (gen_member_die): Don't include clones in the member list.
9298 (gen_decl_die): Emit abstract info for clone origin.
9299 * dwarfout.c (output_type): Don't include clones in the member list.
9300 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
9301 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
9302 DECL_ABSTRACT on a function that already has it set.
9304 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
9305 (get_subprogram_die): Pass it in.
9307 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
9309 * flow.c (mark_set_1): Make not_dead unsigned long. For
9310 non-pseudos, use it as a bitmask of the hard regs that
9313 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
9315 * cppfiles.c: Update comments.
9316 (_cpp_read_file): Don't check for NULL filenames any more.
9317 * cppinit.c (cpp_start_read): Don't do canonicalization of
9318 in_fname and out_fname. Use the passed file name exclusively.
9319 (_cpp_handle_options): Don't treat "-" as a command line option,
9320 but as a normal filename.
9321 (_cpp_post_options): Canonicalize in_fname and out_fname.
9322 * cppmain.c (printer_init): Don't check out_fname for NULL.
9323 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
9324 (init_c_lex): Update, and use "" to represent stdin to CPP.
9327 2001-02-20 Will Cohen <wcohen@redhat.com>
9329 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
9330 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
9331 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
9334 2001-02-20 Stan Shebs <shebs@apple.com>
9336 * config/rs6000/rs6000.c (output_cbranch): Output branches
9337 on separate lines instead of using ';' to separate.
9339 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9341 * cppinit.c (set_lang): Move builtin handling to...
9342 (init_builtins): ...here.
9343 (_cpp_create_reader): Move call to set_lang.
9345 2001-02-20 Mark Mitchell <mark@codesourcery.com>
9347 * stmt.c (expand_return): If an attempt is made to return the
9348 error_mar_node, treat the return like a return without a value.
9350 2001-02-19 Zack Weinberg <zackw@stanford.edu>
9352 * sibcall.c (skip_copy_to_return_value): Call
9353 identify_call_return_value here, and return orig_insn if it
9354 returns zero. Hardret and softret arguments now unnecessary.
9355 (call_ends_block_p): Don't call identify_call_return_value here.
9357 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
9359 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
9360 * ggc.h (ggc_mark_if_gcable): Delete prototype.
9362 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
9364 * pa.c (move_operand): Accept code to load the address of a
9365 symbol out of the DLT as a valid move operand.
9366 (print_operand, case 'A'): New to handle generating a DLT
9367 reference for a LO_SUM expression.
9368 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
9369 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
9371 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
9373 * README, cpp.texi, gcc.texi, version.c: Update version number to
9375 * cpp.1, gcov.1, gcc.1: Regenerate.
9377 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9379 * cppfiles.c (stack_include_file): Generate dependencies
9380 here, and manage include_count here too.
9381 (PRINT_THIS_DEP): Delete.
9382 (_cpp_execute_include): Do not generate dependencies here,
9383 apart from the case of a missing header. Do not manage
9385 (_cpp_read_file): Leave dependency generation to
9388 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
9390 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
9391 target_cpu_default. Remove dead assignment to
9394 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
9396 * regclass.c (contains_reg_of_mode): Make global.
9397 (init_reg_sets): Remove contains_reg_of_mode; take into account
9398 CLASS_MAX_NREGS when looking for the proper mode.
9399 (dump_regclass): Dump only classes considered for the pseudo.
9400 (regclass): Use contains_reg_of_mode.
9402 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
9404 * gcc.c (do_spec_1): 'n' for printing notices.
9405 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
9407 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
9409 * reg-stack.c (next_flags_user): Use current_block->end
9410 (swap_rtx_condition): Look for next user if flags don't die;
9411 give up on CALL_INSNs; use current_block->end.
9413 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9415 * sibcall.c (call_ends_block_p): New function.
9416 (optimize_sibling_and_tail_recursive_call): Use it.
9418 2001-02-18 Kazu Hirata <kazu@hxi.com>
9420 * config/h8300/h8300.md: Update copyright.
9421 (andsi3): Do not output an extra newline character.
9423 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9425 * toplev.c (note_deferral_of_defined_inlined_function): Argument
9426 FNDECL may be unused.
9428 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
9429 follow jumps after first run.
9430 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
9431 it doesn't change any jumps.
9433 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
9435 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
9436 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
9437 (mostlyclean): Corresponding changes.
9438 * rtlanal.c (hard-reg-set.h): Include.
9439 (rtx_unstable_p): Do not treat the argument pointer specially
9440 if it is not a fixed register.
9441 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
9443 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9445 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
9446 against last real insn in basic block.
9447 Rework to avoid gotos.
9449 * Makefile.in (gcse.o): Now includes ggc.h.
9450 * gcse.c: Include ggc.h.
9451 (want_to_gcse_p): Verify expression can be in SET as valid insn.
9452 (try_replace_reg): Remove warning of uninitialize variable.
9453 (process_insert_insn): Call invalid_insn_p to validate insn.
9454 * recog.c (insn_invalid_p): Now global.
9455 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
9456 * recog.h (insn_invalid_p): New declaration.
9458 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
9460 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
9461 assignments from FP constants since 'Y' output code can't handle it.
9462 (eligible_for_sibcall_delay): Likewise.
9464 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
9465 Call fancy_abort directly, passing args.
9466 (print_rtl_and_abort): Now a macro, like fancy_abort.
9468 * final.c (output_operand_lossage): Use internal_error, not error.
9470 2001-02-18 Shane Nay <shane@agendacomputing.com>
9472 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
9473 structure shift insns.
9475 2001-02-18 Mark Mitchell <mark@codesourcery.com>
9477 * invoke.texi (-fsquangle): Remove documentation.
9478 (-fname-mangling-version): Likewise.
9480 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
9482 * optabs.c (expand_abs): Remove reference to
9483 HAVE_contitional_arithmetic.
9484 * combine.c (simplify_set): Likewise.
9486 2001-02-18 Richard Henderson <rth@redhat.com>
9488 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
9491 2001-02-18 Richard Henderson <rth@redhat.com>
9493 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
9495 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
9497 * reload1.c (reload_cse_simplify_set): Fix typo.
9499 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9501 * diagnostic.c (_fatal_insn): Decrement errorcount.
9503 * invoke.texi (-I): Add note avoiding use for system header files.
9505 * rtl.h (add_clobbers): Remove duplicate declaration.
9506 * recog.h (added_clobbers_hard_reg_p): New declaration.
9507 * genemit.c (struct clobber_pat): New field has_hard_reg.
9508 (gen_insn): Record if added clobbers clobber hard reg.
9509 (gen_split): Avoid unused warning if number of operands is 0.
9510 (output_added_clobbers_hard_reg_p): New function.
9513 2001-02-18 Alan Modra <alan@linuxcare.com.au>
9515 * pa.c (hppa_expand_prologue): Simplify code storing return
9516 pointer. For large (>=8k) frames with a post_store, adjust stack
9517 pointer by 8k-64 first rather than by 64. When testing with
9518 VAL_14_BITS_P, always use the actual value rather than the value
9519 negated. Add blockage to prevent scheduling of spills before
9520 stack frame has been created.
9521 (hppa_expand_epilogue): Simplify code loading return pointer.
9522 Allow a slightly larger range for merge_sp_adjust_with_load case.
9523 When testing with VAL_14_BITS_P, always use the actual value.
9525 * pa.c (pa_adjust_insn_length): Check that block move
9526 pattern is a set before looking at operands.
9528 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9530 * fold-const.c (fold_binary_op_with_conditional_arg): New
9531 function, split out from ...
9533 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
9534 conditional arms that throw exceptions.
9536 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
9539 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9541 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
9542 define HAVE_DECL_* to 1 to mask potential backup declarations.
9543 * configure: Regenerated.
9545 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9547 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
9549 2001-02-17 Richard Henderson <rth@redhat.com>
9551 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
9552 when replacing a memory load with a register.
9554 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9555 Jan Hubicka <jh@suse.cz>
9557 * recog.c (validate_replace_src_1): New.
9558 (validate_replace_src_data): Likewise.
9559 (validate_replace_src): Use note_uses.
9560 * rtl.h (note_uses): Declare.
9561 * rtlanal.c (note_uses): New.
9563 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
9565 * reg-stack.c (stack_def): Make field reg unsigned.
9566 (remove_regno_note): Unsignetize parameter.
9568 2001-02-16 Jes Sorensen <jes@linuxcare.com>
9570 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
9571 shladd_operand() call.
9573 2001-02-16 Bruce Korb <bkorb@gnu.org>
9574 Rodney Brown <RodneyBrown@mynd.com>
9576 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
9577 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
9578 machine restrictions
9579 * fixinc/fixincl.x: regen
9581 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9583 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
9585 (hash_scan_insn): Clean up calls to hash_scan_set.
9586 (compute_kill_rd): REGNO now unsigned.
9587 (try_replace_reg): Rework to use simplify_replace_rtx.
9588 (cprop_jump, cprop_cc0_jump): Likewise.
9589 (cprop_insn): Call find_reg_equal_equiv_note.
9590 Reflect changes to cprop_jump and cprop_cc0_jump.
9592 * recog.c (validate_replace_src): Replace in operands of
9593 ZERO_EXTRACT in SET_DEST.
9595 * cse.c (new_label_ref): New variable.
9596 (insert): Set it instead of recorded_label_ref.
9597 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
9598 CODE_LABEL for this function, and not already in REG_LABEL note.
9600 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
9602 * resource.c (mark_referenced_resources): Fix typo in introductory
9604 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
9607 2001-02-16 Jason Merrill <jason@redhat.com>
9609 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
9611 (gen_subprogram_die): Don't abort on seeing a second definition if
9612 the previous one was abstract. Don't replace an abstract instance
9613 in the lookup table.
9615 * dwarf2out.c (dwarf2out_abstract_function): Rename from
9616 gen_abstract_function.
9617 * dwarf2out.h: Declare it.
9618 * toplev.c (note_outlining_of_inline_function): New fn.
9619 * toplev.h: Declare it.
9620 * integrate.c (output_inline_function): Call it.
9621 * c-decl.c (duplicate_decls): Call it when redefining an extern
9622 inline. Don't inline the new defn.
9624 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
9626 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9628 * .gdbinit: Rename to gdbinit.in.
9629 * gdbinit.in: New file,
9630 * configure.in: Generate .gdbinit from gdbinit.in.
9631 * configure: Regenerated.
9632 * Makefile.in (distclean): Always remove .gdbinit.
9634 2001-02-16 Jakub Jelinek <jakub@redhat.com>
9636 * objc/objc-act.c (start_class): Register implemented_classes with
9639 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
9641 * cppfiles.c (_cpp_make_system_header): Generate a file
9644 2001-02-15 Jim Meyering <meyering@lucent.com>
9646 * Makefile.in (install-common): Don't depend on installdirs here.
9647 Instead, make each of the lang.install-common targets (e.g.,
9648 c++.install-common in cp/Make-lang.in) depend on it.
9649 (install-driver): Depend on installdirs.
9651 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9653 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
9655 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
9658 2001-02-15 Mark Mitchell <mark@codesourcery.com>
9660 * invoke.texi (--param): Document.
9662 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
9664 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
9666 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
9668 * i386.md (extendsfdf2_2): Fix constraints.
9670 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
9672 * i386.md (fop_df_3 splitter): Fix operand number.
9674 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
9676 * invoke.texi (-mreg-alloc): Nuke.
9677 * i386.c (ix86_reg_alloc_order, regs_allocated,
9678 order_regs_for_local_alloc): Nuke.
9679 (override_options): Kill reg_alloc code.
9680 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
9681 (REG_ALLOC_ORDER): SSE goes before I387.
9682 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
9683 (ix86_reg_alloc_order): Likewise.
9684 * i386-protos.h (ix86_reg_alloc_order): Kill.
9686 2001-02-14 Richard Henderson <rth@redhat.com>
9688 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
9690 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
9692 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
9694 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
9696 * i386-protos.h (ix86_memory_move_cost): Move offline.
9697 * i386.c (ix86_register_move_cost): Compute properly cost of
9698 SSE, MMX and i387 instructions.
9699 (*_cost): Add costs of SSE/MMX moves.
9700 (ix86_memory_move_cost): Move offline from ....; Likewise.
9701 * i386.h (MEMORY_MOVE_COST): .... here;
9702 (struct processor costs): Add new fields to represent costs
9705 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
9707 * regclass.c (init_reg_sets_1): Reinstall the optimization of
9708 move_cost together with Matt Kraai's fix.
9710 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9712 * Makefile.in (OBJS): Add params.o.
9714 2001-02-14 Richard Henderson <rth@redhat.com>
9715 DJ Delorie <dj@redhat.com>
9717 * jump.c (jump_optimize_1): When we delete a conditional jump
9718 preceeding a non-conditional jump to effectively the same place,
9719 make sure that the combined jump skips any clobber insns between
9722 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9724 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
9726 2001-02-14 Mark Mitchell <mark@codesourcery.com>
9728 * Makefile.in (toplev.o): Depend on params.h.
9729 (intergate.o): Likewise.
9730 (params.o): New target.
9731 * flags.h (inline_max_insns): Remove.
9732 * integrate.c: Include params.h.
9733 Use MAX_INLINE_INSNS instead of inline_max_insns.
9734 * params.c: New file.
9735 * params.h: Likewise.
9736 * params.def: Likewise.
9737 * toplev.c: Include params.h.
9738 (lang_independent_params): New variable.
9739 (decode_f_option): Use the param machinery instead of setting
9741 (independent_decode_option): Handle "--param name=value".
9742 (main): Register language-independent parameters.
9744 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
9746 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
9748 2001-02-14 Richard Henderson <rth@redhat.com>
9750 * regclass.c (init_reg_sets_1): Revert last two changes.
9752 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9754 * stor-layout.c (is_pending_size, put_pending_size): New functions.
9755 (variable_size): Call put_pending_size.
9756 * tree.h (is_pending_size, put_pending_size): Add prototypes.
9757 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
9758 sizes list, put newly created SAVE_EXPR there as well.
9760 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9762 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
9763 (errata_find_address_regs): load_group has only 2 entries.
9764 (errata_emit_nops): Likewise. shladd is not problematic.
9765 Clear last_group if nop was emitted.
9766 (fixup_errata): load_group has only 2 entries.
9769 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
9771 * c-lex.c (lex_number): Only warn traditionally for U suffix
9772 outside system macros.
9773 * cppexp.c (parse_number): Similarly.
9774 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
9775 * cppmacro.c (struct cpp_macro): New member node.
9776 (parse_args): Only warn about missing rest args if not
9778 (funlike_invocation_p): Similarly for uninvoked funlike macros.
9779 (cpp_sys_objmacro_p): New.
9780 (_cpp_create_definition): Store the node with the macro defn.
9781 Remember if the macro is defined in a system header.
9783 2001-02-13 DJ Delorie <dj@redhat.com>
9785 * configure.in (check_languages): determine languages to check
9786 * Makefile.in (check-c++): alias for check-g++
9787 (check-f77): alias for check-g77
9788 (CHECK_TARGETS): depend on configured languages
9790 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
9792 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9793 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9794 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9795 (sqrtextendsfdf2): Disable for SSE2.
9797 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9799 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9800 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9801 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9802 (sqrtextendsfdf2): Disable for SSE2.
9804 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
9806 * i386.md (movsfcc_1): Support integer cmove instruction.
9807 (movdfcc_1): Likewise; new splitter.
9809 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
9811 * i386.c (output_fp_compare): Support SSE.
9812 (prepare_fp_compare_args): SSE comparisons always support memory.
9813 * i386.h (TARGET_CMOVE): SSE imply cmove.
9814 * i386.md (cmp?f2): Enable for SSE too.
9815 (cmpfp_i*): Support SSE.
9817 (cmpfp_i_sse_only): New.
9818 (s*, b* fp expanters): Enable for SSE too.
9819 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
9822 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
9824 * regclass.c (init_reg_sets_1): Silence warning.
9826 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
9828 * i386.md (sqrt?f2): Change to expander.
9829 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
9831 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9833 * rtlanal.c (find_reg_equal_equiv_note): New function.
9834 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
9835 (simplify_gen_relational, simplify_replace_rtx): Likewise.
9836 * rtl.h: Add declarations for above functions.
9838 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
9840 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
9842 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
9843 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
9844 * flow.c (mark_regs_live_at_end): Likewise.
9845 (calculate_global_regs_live): Likewise.
9846 * gcse.c (compute_hash_table): Likewise.
9847 (compute_kill_rd): Likewise.
9848 * resource.c (mark_target_live_regs): Likewise.
9849 * rtl.h (INVALID_REGNUM): New macro.
9851 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
9853 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
9855 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
9857 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
9860 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
9862 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
9864 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
9865 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
9866 (fop_sf_1_sse, fop_df_1_sse): New patterns
9867 (fop_*): Disable float_extend and float patterns for SSE compilation.
9868 * i386.c (output_387_binary_op): Support SSE.
9870 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
9872 * i386.md (dummy_extendsfdf2): Support SSE2
9873 (extendsfdf2): Enable if 80387 or SSE2.
9874 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
9875 and no MIX_I387_SSE2
9876 (extendsfdf2_1_sse_only): New pattern.
9877 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
9879 (truncdfsf2_1): Support SSE.
9880 (truncdfsf2_2): Support SSE.
9881 (truncdfsf2_2_1_sse): New pattern.
9882 (fixtruncsfsi2): Always use SSE if available.
9883 (fix_truncsfsi_sse): New pattern.
9884 (fix_truncdfsi_sse): New pattern.
9885 (floatsis?f2): Support SSE.
9886 (floatsidf2_i387): New pattern.
9887 (floatsidf2_sse): Likewise.
9889 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9891 * configure.in: Use "have_gnat" variable, not "gnat".
9892 * configure: Regenerated.
9894 * config/sparc/sparc.c (function_value): Treat all non-record
9895 aggregate types like used to treat UNION_TYPE.
9897 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
9899 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
9900 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
9902 (MASK_MIX_SSE_I387): New.
9903 (TARGET_SSE): SSE2 imply SSE.
9904 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
9905 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
9906 (enum reg_class): Add new classes.
9907 (REG_CLASS_NAMES): Likewise.
9908 (REG_CLASS_CONTENTS): Likewise.
9909 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
9910 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
9911 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
9912 (CLASS_MAX_NREGS): Use new macros.
9913 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
9914 * i386.md (pushsf, movsf): Support SSE.
9915 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
9916 splitters to use ANY_FP_REGNO_P.
9917 (movdf_nointeger, movdf_integer): Likewise.
9919 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9921 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
9922 (try_combine): Use it.
9924 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
9926 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
9927 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
9928 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
9929 (REGISTER_MOVE_COST): Likewise.
9930 * i386-protos.h (ix86_secondary_memory_needed,
9931 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
9932 * i386.c (ix86_secondary_memory_needed,
9933 ix86_preferred_reload_class, ix86_register_move_cost): New function.
9935 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
9937 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
9938 (HARD_REGNO_MODE_OK): Move offline to ....
9939 * i386.c (ix86_hard_regno_mode_ok) ... here;
9940 refuse all incorrect modes.
9941 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
9943 2001-02-13 Richard Henderson <rth@redhat.com>
9945 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
9946 entire operator; replicate that and match_dup the operands.
9947 (cmp_ccx_arith_op_set): Likewise.
9948 (cmp_cc_arith_op_not_set): Likewise.
9949 (cmp_ccx_arith_op_not_set): Likewise.
9951 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9953 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
9955 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9957 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
9958 (TARGET_NO_BITFIELD_WORD): New macro.
9959 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
9960 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
9962 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9964 * cselib.c: New file, from simplify-rtx.c.
9965 * simplify-rtx.c: Remove cselib parts.
9966 * Makefile.in: Add cselib.o.
9968 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9970 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
9971 (setup_incoming_varargs): Remove warning.
9973 * config/rs6000/rs6000.c (validate_condition_mode): When
9974 flag_fast_math, allow floating-point conditionals to be reversed.
9975 (rs6000_generate_compare): When flag_fast_math, don't generate
9976 cror operations for FP conditionals.
9978 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
9980 (ASM_SPEC): Likewise.
9981 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
9982 (CC1_SPEC): Likewise.
9983 (LINK_TARGET_SPEC): Likewise.
9984 (CPP_ENDIAN_SPEC): Likewise.
9985 * Makefile.in (check-consistency): New target.
9987 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
9989 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
9990 "return type defaults" warning for functions with return type
9992 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
9993 function declarations by default rather than only when pedantic.
9995 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
9997 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
10000 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10002 * extend.texi (Deprecated): Deprecate new initializer lists.
10004 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10006 * mkdeps.c (deps_add_default_target): Robustify. Add
10007 basename component only.
10008 * cpp.texi (-M): Describe how default target is generated.
10009 * invoke.texi (-M): Likewise.
10011 2001-02-12 Kazu Hirata <kazu@hxi.com>
10013 * toplev.c (push_float_handler): Remove.
10014 (pop_float_handler): Remove.
10015 * toplev.h: Remove prototypes for the above functions.
10017 2001-02-12 Jakub Jelinek <jakub@redhat.com>
10019 * c-common.c (constant_fits_type_p): New function.
10020 (convert_and_check): Use it.
10022 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10024 * Makefile.in (GXX_ABI_FLAG): Don't define.
10025 * configure.in (--enable-new-gxx-abi): Remove option.
10026 * config.in: Regenerated.
10027 * configure: Likewise.
10029 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
10031 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
10033 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
10034 regular basic block, and arrange for all edges into it to switch
10037 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10039 * Makefile.in (distclean): Do not remove .gdbinit.
10041 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10043 * Makefile.in (gcc.o): Fix typos.
10044 (protize.o): Likewise.
10045 (unprotoize.o): Likewise.
10047 2001-02-11 Richard Henderson <rth@redhat.com>
10049 * tree.c (build1): Check for null operand in last change.
10051 2001-02-11 Richard Henderson <rth@redhat.com>
10053 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
10054 (fold): Don't assume a constant isn't foldable.
10055 * tree.c (build): Set TREE_CONSTANT for an expression with no
10056 side-effects and constant operands.
10057 (build1): Likewise.
10059 2001-02-10 Richard Henderson <rth@redhat.com>
10061 * jump.c (squeeze_notes): Revert 2000-05-12 change.
10063 2001-02-10 Anthony Green <green@redhat.com>
10065 * cpp.texi (Standard Predefined): Add documentation for
10068 * c-common.c (combine_strings): Improve warning message.
10070 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
10072 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
10074 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
10076 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
10078 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
10081 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10083 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
10086 2001-02-09 Nick Clifton <nickc@redhat.com>
10088 * config/arm/arm.md: Change output contraint on post inc
10089 load/store multiple patterns to be a read/write contraint.
10091 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
10093 * gcc.c (cpp_options): Delete .d files on error. Don't delete
10094 .o files when using the -M options.
10096 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10097 David Edelsohn <edelsohn@gnu.org>
10099 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
10100 handle DImode constants. Use one TOC entry for SImode and smaller
10101 constants, aligned properly.
10103 2001-02-08 Jason Merrill <jason@redhat.com>
10105 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
10106 about the SP adjustment for saving the static chain pointer.
10107 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
10108 offset when setting a temporary CFA register.
10110 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
10112 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
10113 powerpc-*-chorusos* .
10114 * config/rs6000/chorus.h : New file.
10115 * config/i386/chorus.h : New file.
10116 * config/sparc/chorus.h : New file.
10117 * config/sparc/t-chorus-elf : New file.
10119 2001-02-08 David Edelsohn <edelsohn@gnu.org>
10121 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
10122 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
10123 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
10124 (__WCHAR_TYPE__): Correct macro name.
10126 2001-02-08 Richard Henderson <rth@redhat.com>
10128 * config/i386/i386.c (ix86_frame_pointer_required): New.
10129 (ix86_setup_frame_addresses): New.
10130 (struct machine_funciton): Add accesses_prev_frame.
10131 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
10132 ix86_frame_pointer_required.
10133 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
10134 (SETUP_FRAME_ADDRESSES): New.
10135 * config/i386/i386-protos.h: Update.
10136 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
10137 from FRAME_POINTER_REQUIRED.
10138 * config/i386/svr3gas.h: Likewise.
10139 * config/i386/sysv3.h: Likewise.
10140 * config/i386/v3gas.h: Likewise.
10142 2001-02-08 Richard Henderson <rth@redhat.com>
10144 * config/sparc/sparc.c (function_arg_record_value_3): Fix
10145 calculation of the number of integer registers required.
10146 (function_arg_record_value): Likewise.
10148 2001-02-08 Jason Merrill <jason@redhat.com>
10150 * diagnostic.c (internal_error): Say "confused" after 1 error, not
10151 two. Print file and line with "confused" message.
10153 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
10155 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10157 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
10159 2001-02-08 Bernd Schmidt <bernds@redhat.com>
10161 * final.c (cleanup_subreg_operands): The address of a MEM can
10164 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
10167 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
10169 * gcc.texi (Incompatibilities): Update documentation of
10170 preprocessing numbers.
10172 2001-02-07 Jakub Jelinek <jakub@redhat.com>
10174 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
10176 2001-02-07 Mark Mitchell <mark@codesourcery.com>
10178 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
10180 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
10181 * gcc.c (struct compiler): Add cpp_spec field.
10182 (input_file_compiler): New variable.
10183 (do_spec_1): Allow a particular compiler to handle `%C'
10185 (main): Store the current compiler in input_file_compiler.
10186 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
10188 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
10190 * cpphash.h (struct spec_nodes): Add n_true and n_false.
10191 * cppinit.c (cpp_create_reader): Initialize them.
10192 (append_include_chain): cxx_aware arg might be unused.
10193 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
10194 keywords and give them their phase 7 meaning. Pedwarn about
10195 this unless '__bool_true_false_are_defined' is defined.
10197 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10199 * lcm.c (optimize_mode_switching): Emit mode_set before the
10200 JUMP_INSN of an abnormal edge.
10202 2001-02-07 Bernd Schmidt <bernds@redhat.com>
10204 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
10205 a scheduling barrier at the end.
10207 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
10209 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10211 * config/sh/sh.md (reload_outsf): Removed.
10212 (movsf_ie): Introduce constraints for FPUL loads and stores.
10213 (reload_insf): Broaden the output constraint.
10215 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
10217 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
10218 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
10220 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
10222 * final.c: Revert my previous changes.
10223 * output.h: Make profile_label_no extern.
10224 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
10225 for generating label.
10227 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
10229 * config/i386/djgpp.h: Add comments about standard paths.
10230 (MD_EXEC_PREFIX): Undefine before defining.
10231 (MD_STARTFILE_PREFIX): New.
10233 2001-01-30 Bruce Korb <bkorb@gnu.org>
10235 fixinc/fixincl.c(process): Emit error message only if appropriate :)
10236 (load_file): do not rely on load_file_data() to close file pointer
10237 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
10238 fixinc/inclhack.def(irix_limits_const): add test_text
10240 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10242 * cppexp.c (parse_defined): Improve diagnostics for invalid
10245 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10247 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
10249 2001-02-06 Mark Mitchell <mark@codesourcery.com>
10251 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
10252 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
10253 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
10254 (rs6000_output_symbol_ref): New function.
10255 (output_toc): Use VTABLE_NAME_P.
10257 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10259 * print-tree.c (print_node, case PARM_DECL):
10260 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
10262 * stor-layout.c (reference_types_internal): New variable.
10263 (internal_reference_types): New function.
10264 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
10265 * tree.h (internal_reference_types): New declaration.
10267 * cse.c (find_best_addr): Fix typo in computing cost.
10269 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10271 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
10272 and this is the sum of a pointer and a constant, we know the result
10274 (num_sign_bit_copies, case PLUS): Likewise.
10275 * explow.c (convert_memory_address): Remove opposite SUBREG.
10276 * function.c (instantiate_new_reg): New function (from common code).
10277 (instantiate_virtual_regs_1): Call it.
10278 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
10279 if pointers sign- or zero-extend.
10280 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
10281 If pointers extend unsigned, use inside of SUBREG.
10282 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
10284 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
10286 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
10287 subdir of gcc_gxx_include_dir.
10288 (gcc_gxx_target_include_dir): Remove.
10290 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
10292 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
10293 (dwarf2out_frame_debug_expr): Revise introductory comments to add
10294 a high-level description.
10296 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
10298 * final.c: Move the declaration of profile_label_no to ...
10299 * output.h: ... here.
10300 * function.c (expand_function_start): Call PROFILE_HOOK.
10301 * config/rs6000/aix.h: Define PROFILE_HOOK.
10302 * config/rs6000/rs6000-protos.h: output_profile_hook new.
10303 * config/rs6000/rs6000.c (output_profile_hook): Define.
10304 (output_prolog): Do nothing for ABI_AIX as it is taken care by
10305 output_profile_hook.
10306 tm.texi : Explain new macro PROFILE_HOOK.
10308 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
10310 * extend.texi (Extended Asm): Do not say that semicolon is always
10311 a valid line-breaking character for GNU assemblers. Use
10312 newline-tab as the most commonly supported syntax. Use
10313 newline-tab rather than semicolon in multi-insn examples.
10315 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10317 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
10319 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10320 David Edelsohn <edelsohn@gnu.org>
10322 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
10323 code for AIX, even without flag_pic.
10325 2001-02-05 Jakub Jelinek <jakub@redhat.com>
10327 * c-typeck.c (common_type): push and pop binding level around
10328 calling common_type on function parameters.
10330 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
10332 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
10334 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10336 * config/mips/mips.c (override_options): Fix typo in last change.
10337 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
10338 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
10340 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
10342 * invoke.texi (-fdump-class-layout): Document.
10343 (-fdump-translation-unit): Use `=' as filename separator.
10345 2001-02-05 Mark Mitchell <mark@codesourcery.com>
10347 * Makefile.in (s-mlib): Don't build multilibs if
10348 --disable-multilib.
10349 (DRIVER_DEFINES): Adjust accordingly.
10351 (protoize.o): Likewise.
10352 (unprotoize.o): Likewise.
10353 * configure.in: Recognize --enable-multilib.
10355 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10357 * Makefile.in (DRIVER_DEFINES): Fix quoting.
10359 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
10360 * configure.in: Remove --enable-libstdcxx_v3 support.
10361 * configure: Regenerated.
10363 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10365 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
10366 Call abort instead of fatal.
10367 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
10368 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
10369 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
10370 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
10371 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
10372 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
10374 * diagnostic.h (set_internal_error_function): Renamed.
10375 * toplev.h (internal_error): Renamed from fatal.
10376 (pfatal_with_name): Deleted.
10377 (fatal_io_error): Now has printf-style arguments.
10378 * diagnostic.c (pfatal_with_name): Deleted.
10379 (fatal_io_error): Rework to have args in printf-style.
10380 (set_internal_error_function): Renamed from set_fatal_function.
10381 (internal_error): Renamed from fatal.
10382 (error_recursion, fancy_abort): Call internal_error instead of fatal.
10383 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
10384 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
10385 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
10386 * flow.c (verify_flow_info): Likewise.
10387 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
10388 * config/mips/mips.c (save_restore_insns): Likewise.
10390 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
10391 * flow.c (verify_flow_info): Likewise.
10392 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
10393 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
10394 (avr_normalize_condition): Likewise.
10395 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
10396 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
10397 (limit_reload_class, double_reg_to_memory): Likewise.
10398 (print_operand_address, emit_1600_code_shift): Likewise.
10399 (gen_tst_reg, gen_compare_reg): Likewise.
10400 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
10401 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
10403 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
10405 * c-parse.in (methoddef): Call fatal_error instead of fatal.
10406 * objc/objc-act.c (build_ivar_chain): Likewise.
10407 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
10409 * graph.c (clean_graph_dump_file): Likewise.
10410 * profile.c (init_branch_prob): Likewise.
10411 * objc/objc-act.c (objc_init): Likewise.
10413 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
10414 * config/avr/avr.c (avr_override_options): Likewise.
10415 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
10416 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
10417 * config/h8300/h8300.c (h8300_init_once): Likewise.
10418 * config/mips/mips.c (override_options): Likewise.
10419 * config/i386/i386.c (override_options): Likewise, rework.
10420 * config/m68k/m68k.c (override_options): Likewise.
10422 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
10424 * config/mips/mips.c (print_operand): Likewise.
10425 * hash.c (hash_allocate): Don't check for failure returns from
10426 obstack functions that can't fail.
10427 (hash_table_init_n, hash_table_init): Likewise; also now return void.
10428 * hash.h (hash_table_init_n, hash_table_init): Now return void.
10429 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
10430 (get_object_reference): Likewise.
10432 2001-02-04 Nick Clifton <nickc@redhat.com>
10434 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
10435 StrongARM1110, 10TDMI, and 1020T.
10437 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10439 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
10441 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
10443 * config/sh/sh.md (movdf load split): Pass register number to
10444 FP_OR_XD_REGISTER_P.
10446 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10448 * cppinit.c (BC): New macro.
10449 (builtin_array): Add __GXX_WEAK__.
10450 * cpplib.h (builtin_type): Add BT_WEAK.
10451 * cppmacro.c (builtin_macro): Handle BT_WEAK.
10452 * defaults.h (SUPPORTS_ONE_ONLY): Define.
10453 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
10455 2001-02-03 Jakub Jelinek <jakub@redhat.com>
10457 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
10459 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10461 * cpphash.h: Rename _ALIGN POOL_ALIGN.
10462 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10464 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10466 * cpphash.h: Rename ALIGN _ALIGN.
10467 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10469 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
10471 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
10472 compilation environment.
10473 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
10474 control over location of cygwin includes and libs.
10476 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10478 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
10480 2001-02-02 lars brinkhoff <lars@nocrew.org>
10482 * md.texi (Standard Names): remove reference to spur.md.
10484 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10486 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
10487 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
10488 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
10489 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
10490 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10492 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10494 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
10495 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
10496 number before reload.
10497 (c4x_adjust_cost): Return zero before reload.
10498 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
10499 split before reload.
10501 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10503 * c4x.c (c4x_hard_regno_rename_ok): New.
10504 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
10505 * c4x.h (HARD_REGNO_RENAME_OK): Define.
10507 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10509 * diagnostic.h: Add missing "extern" in all declarations.
10511 2001-02-02 Alex Samuel <samuel@codesourcery.com>
10513 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
10514 as for gcc_gxx_include_dir.
10516 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
10518 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
10520 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10522 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
10523 label before alignment to be used as the braf base address.
10524 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
10526 (casesi_jump_2): Require at least TARGET_SH2.
10528 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
10529 truncation to 32-bit doubles on -m3e and -m4-single-only.
10531 2001-02-02 Mark Mitchell <mark@codesourcery.com>
10533 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
10534 the default when building a shared object.
10535 (init_spec): Use it.
10536 * testsuite/lib/g++.exp: Include the directory where libgcc
10537 is located to the LD_LIBRARY_PATH list.
10538 * invoke.texi (-shared-libgcc): Document the cases in which
10539 GCC defaults to using the shared libgcc.
10541 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10543 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
10544 unsigned is wide enough.
10545 (BITS_PER_SI): New.
10546 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
10547 (si_to_float): Likewise.
10548 (float_to_si, float_to_usi): Use BITS_PER_SI.
10550 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10552 * dwarf2out.c: Added explanation of abbreviations.
10553 (def_cfa_1): Added comments listing DWARF2 instructions.
10554 (cfa_temp_reg): Removed in favor of cfa_temp.
10555 (cfa_temp_value): Removed in favor of cfa_temp.
10556 (cfa_temp): New global variable.
10557 (dwarf2out_frame_debug_expr): Added extensive introductory
10558 comments explaining the function's transformations. Revised to
10559 use cfa_temp. Added some rtx checking. Generalize IOR case.
10560 (dwarf2out_frame_debug): Revised to use cfa_temp.
10561 (output_aranges): Cast as "unsigned" to avoid warning.
10562 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
10563 explain which instructions must be marked.
10565 2001-02-01 Richard Henderson <rth@redhat.com>
10567 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
10570 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10572 * config/sh/crt1.asm (main_k): Modified so that start calls
10573 ___setup_argv_and_call_main.
10575 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
10577 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
10578 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
10579 and AVOID_LPASTE is cleared on meeting an unescaped newline.
10580 * cppmacro.c (builtin_macro): Set builtin flags here.
10581 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
10582 (replace_args): Clarify intent.
10583 (cpp_get_token): Macro expansion tokens get the saved flags.
10585 * cppmain.c (scan_buffer): Remove now-redundant print.printed
10588 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10590 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
10593 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10595 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
10596 returns Pmode pseudo, but we need ptr_mode.
10597 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
10598 Remove bogus conversions; use HOST_WIDE_INT for size.
10599 Don't use TARGET if wrong mode.
10601 * config/i386/i386.c (ix86_compute_frame_size): Allow
10602 stack_alignment_needed to be non-default even if size is zero.
10604 2001-01-31 Alan Modra <alan@linuxcare.com.au>
10606 * pa.c (hppa_init_pic_save): New function.
10607 * pa.h (hppa_init_pic_save): Declare.
10608 * pa.md (call, call_value, sibcall, sibcall_value): Use
10609 the above instead of duplicated code.
10611 * pa.c (hppa_encode_label): Correct size of alloca buffer
10612 so we don't overrun it. Correct leading `*' case.
10613 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
10614 need to handle `*@'.
10615 (FUNCTION_NAME_P): Likewise.
10617 2001-01-31 Richard Henderson <rth@redhat.com>
10619 * config.gcc (alpha-osf5): Use float-i128.h.
10621 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
10622 * config/float-i32.h: Likewise.
10623 * config/float-i64.h: Likewise.
10624 * config/float-sh.h: Likewise.
10625 * config/float-sparc.h: Likewise.
10627 2001-01-31 DJ Delorie <dj@redhat.com>
10629 * expmed.c (extract_bit_field): allow non-integral modes if we
10630 want to extract a whole register from itself.
10632 2001-01-31 Jakub Jelinek <jakub@redhat.com>
10634 * c-typeck.c (set_init_index): If first is equal to last, assume as
10635 if it was not a range at all.
10637 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10639 * config/fp-bit.c: Include tm.h.
10640 (float_to_si): Don't assume SImode is 32-bits wide.
10641 (float_to_usi): Likewise.
10643 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10645 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
10647 (typename): Call pending_xref_error after parsing typed_typespecs.
10648 * c-decl.c (lookup_tag): Give error immediately rather than
10649 leaving it pending if the tag of the wrong type is in the same
10651 (xref_tag): Don't pedwarn for forward declarations of enum types
10653 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
10656 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10658 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
10660 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10662 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
10663 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
10665 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10667 * cpphash.h (struct cpp_reader): New saved_flags.
10668 * cppmacro.c (cpp_get_token): Use saved_flags to remember
10669 to avoid a paste after a pasted token.
10671 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10673 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
10674 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
10675 Wtype_MIN instead of LONG_MIN.
10677 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10679 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
10681 * fixinc/fixincl.x: Regenerated.
10682 * fixinc/inclhack.def (irix_limits_const): New definition to
10683 convert "const" to "__const" in limits.h.
10685 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10687 * fixinc/genfixes (AG): Fix "autogen4" thinko.
10689 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10691 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
10692 when register dies in the insn.
10694 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10696 * diagnostic.c (fatal): Fix word wrap.
10698 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
10700 * combine.c (try_combine): Fix SUBREG setting for
10701 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
10703 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10705 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
10708 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10710 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
10712 * toplev.c (decode_W_option): Update warn_larger_than
10713 unconditionally for each processed switch.
10715 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
10717 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
10719 (hppa_expand_prologue): Delete code to save pic offset table register
10720 in the function prologue.
10721 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
10722 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
10723 table register at the beginning of the function after the prologue.
10725 2001-01-29 lars brinkhoff <lars@nocrew.org>
10727 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
10729 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
10730 Jeff Law <law@redhat.com>
10732 * pa.md (return): Revise comment for trivial return.
10733 (return_internal): Non-trivial return pattern for non-PIC code.
10734 (return_internal_pic): Non-trivial return pattern for PIC code.
10735 It uses the PIC register to ensure it is restored after
10737 (epilogue): Generate appropriate return for PIC and non-PIC code.
10739 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
10741 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
10743 2001-01-29 DJ Delorie <dj@redhat.com>
10745 * combine.c (if_then_else_cond): Pass the correct mode to
10746 operand_subword() for constants.
10748 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
10750 * config/i386/cygwin.h: Add w32api to include search. Search different
10751 directories in a cross-build environment.
10753 2001-11-29 Tim Josling <tej@melbpc.org.au>
10755 * tree.h (TYPE_STUB_DECL): Add documentation.
10757 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
10759 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
10760 (sdbout_field_types): Likwise. Fix use of host_integerp.
10762 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
10764 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
10767 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
10769 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
10770 to use flag_gnu_linker.
10772 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10774 * cpplib.c (T_BAD_DIRECTIVE): Remove.
10775 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
10777 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
10779 * tree.c, tree.h (build_parse_node): Remove; was identical to
10781 * c-lang.c (start_cdtor), objc/objc-act.c
10782 (build_module_descriptor): Use build_nt instead of
10785 2001-01-29 Jakub Jelinek <jakub@redhat.com>
10787 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
10788 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
10789 not have any upper bits set.
10791 2001-01-29 Phil Edwards <pme@sources.redhat.com>
10793 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
10795 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10797 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
10799 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
10801 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
10802 (integer_minus_one_node): Define.
10804 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
10806 * Makefile.in (bootstrap2-lean): Fix typo.
10808 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
10810 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
10811 : Don't set fe_value.
10812 * cpplib.h (AVOID_LPASTE): New flag.
10813 (struct cpp_hashnode): Remove fe_value.
10814 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
10815 * cppmacro.c (builtin_macro): Don't set flags here.
10816 (replace_args): Set AVOID_LPASTE flag on first token of an
10817 argument, and the token following it.
10818 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
10819 macro expansion, and on the token following it. Do it for
10821 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
10823 2001-01-27 Richard Henderson <rth@redhat.com>
10825 * config/alpha/t-ieee: Remove multilibbing.
10826 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10828 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10830 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
10832 * Makefile.in: Remove all dependencies on defaults.h.
10833 * builtins.c: Don't include defaults.h.
10834 * c-common.c: Likewise.
10835 * c-decl.c: Likewise.
10836 * c-pragma.c: Likewise.
10837 * c-typeck.c: Likewise.
10838 * combine.c: Likewise.
10839 * i386.c: Likewise.
10840 * frame-ia64.c: Likewise.
10841 * cppexp.c: Likewise.
10842 * crtstuff.c: Likewise.
10843 * dbxout.c: Likewise.
10844 * dwarf2out.c: Likewise.
10845 * dwarfout.c: Likewise.
10846 * emit-rtl.c: Likewise.
10847 * except.c: Likewise.
10848 * expr.c: Likewise.
10849 * final.c: Likewise.
10850 * frame-dwarf2.c: Likewise.
10851 * libgcc2.c: Likewise.
10852 * optabs.c: Likewise.
10853 * profile.c: Likewise.
10854 * sdbout.c: Likewise.
10855 * toplev.c: Likewise.
10856 * tradcif.y: Likewise.
10857 * tree.c: Likewise.
10858 * varasm.c: Likewise.
10860 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10862 * builtins.c (expand_builtin_fputs): Use size_one_node when
10863 transforming into fwrite.
10865 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
10867 * extend.texi (Attribute Syntax): New section.
10869 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10871 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
10872 they didn't need fixing.
10874 2001-01-27 Janis Johnson <janis@us.ibm.com>
10876 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
10878 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
10879 to remove macro definitions that are duplicated from elfos.h.
10881 2001-01-27 Richard Henderson <rth@redhat.com>
10883 * config/i386/sco5gas.h: Move ...
10884 * config/usegas.h: ... here.
10885 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
10887 2001-01-27 Jakub Jelinek <jakub@redhat.com>
10889 * c-typeck.c (struct constructor_stack): Add range_stack member.
10890 (really_start_incremental_init): Clear it.
10891 (push_init_level): Save constructor_range_stack and clear it if
10892 pushing explicit braces.
10893 (pop_init_level): abort if constructor_range_stack is non-zero at
10894 explicit closing brace. Restore saved constructor_range_stack if
10897 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10899 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
10900 into register was forced into memory.
10902 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10904 * Makefile.in: Remove uses of + before $(MAKE).
10906 2001-01-26 Richard Henderson <rth@redhat.com>
10908 * stmt.c (cost_table): Remove.
10909 (COST_TABLE, cost_table_initialized): New.
10910 (estimate_case_costs): Use the later instead of the former.
10911 (balance_case_nodes): Likewise.
10913 2001-01-26 Richard Henderson <rth@redhat.com>
10915 * alias.c (objects_must_conflict_p): Read-only slots may not
10916 conflict despite having the same type.
10918 2001-01-27 Michael Hayes <mhayes@redhat.com>
10920 * loop.c (loop_giv_reduce_benefit): Copy mode size into
10922 (check_ext_dependant_givs): Initialise u_start_val and
10924 (load_mems): Make last_max_reg unsigned.
10925 (try_swap_copy_prop): Use INSN_P and initialise set.
10927 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
10929 * README.AVR : Removed.
10931 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
10933 * pa-64.h (text_section): Remove declaration.
10935 * pa.md (return_internal): Remove mode on PIC register use.
10937 2001-01-25 lars brinkhoff <lars@nocrew.org>
10939 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
10940 ASM_CLOSE_PAREN): fix typos.
10942 2001-01-25 Mark Mitchell <mark@codesourcery.com>
10944 * acconfig.h: Define `const' to the empty string if neither
10945 __STDC__ nor __cplusplus is defined.
10946 * config.in: Regenerated.
10948 2001-01-25 David Edelsohn <edelsohn@gnu.org>
10950 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
10951 * collect2.c (main): Delete importf. Add ".obj" file extension.
10952 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
10953 (aix_std_libs): Add additional AIX libraries to skip.
10954 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
10955 * config/rs6000/aix51.h: New file.
10957 2001-01-25 Michael Hayes <mhayes@redhat.com>
10959 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
10960 (loop_insn_emit_before): No longer static.
10961 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
10962 (loop_givs_rescan, load_mems): Likewise.
10963 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
10964 (maybe_eliminate_biv_1):
10965 (move_movables): Replace emit_call_insn_before with
10966 loop_call_insn_hoist.
10967 * loop.h (loop_insn_emit_before): Add.
10968 * unroll.c (copy_loop_body): Replace emit_insn_before with
10969 loop_insn_emit_before.
10971 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
10973 * diagnostic.c (fatal): Request preprocessed source.
10975 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
10977 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
10978 olddecl has argument types and newdecl has none, use the argument
10979 types from olddecl.
10981 2001-01-24 Ulrich Drepper <drepper@redhat.com>
10983 * dwarf2out.c (prefix_of): New function. Determine longest common
10984 prefix of the two arguments. The units are whole path components.
10985 (output_file_names): When adding a new directory find the one entry
10986 with the longest common prefix already in the list. Artificially
10987 generate entry if there is none for this prefix.
10988 Fix test to check whether the zeroth directory entry is used.
10990 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
10992 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
10993 Changed all callers. Take it into account when deciding if a
10994 previously loaded value matches.
10996 2001-01-24 Richard Henderson <rth@redhat.com>
10998 * reload.c (find_reloads_subreg_address): Fail the substitution
10999 if the resulting address is insufficiently aligned.
11001 2001-01-24 DJ Delorie <dj@redhat.com>
11003 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
11004 check the original operand's mode also.
11005 * simplify-rtx.c (simplify_ternary_operation): Ditto.
11007 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11009 * c-parse.in (cast_expr): Move compound literals from here ...
11010 (primary): ... to here. Use standard terminology "compound
11011 literal" instead of "constructor expression".
11013 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11015 * gcc.1, cpp.1: Regenerate.
11017 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
11019 * calls.c (emit_library_call_value_1): Memory slot for
11020 pass-by-reference argument should have the mode of the argument,
11021 not of the pointer to it.
11023 2001-01-24 Tom Tromey <tromey@redhat.com>
11025 * gcc.texi (G++ and GCC): Mention gcj manual.
11026 (Standards): Link to section of manual mentioning gcj/Java
11029 2001-01-24 Jakub Jelinek <jakub@redhat.com>
11031 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
11032 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
11033 * tradcpp.c (main): Add -imacros or -include'd dependencies
11035 * cpp.texi (-M, -MM): Document -M -include behaviour.
11037 2001-01-24 Roger Collins <roger@ProProject.com>
11039 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
11041 2001-01-24 Will Cohen <wcohen@redhat.com>
11043 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
11044 whether registers are 32 bits or 64 bits in size.
11046 2001-01-24 Ben Elliston <bje@redhat.com>
11048 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
11050 2001-01-24 Richard Henderson <rth@redhat.com>
11052 * config/alpha/alpha.md (builtin_longjmp_internal): New.
11053 (builtin_longjmp): Use it instead of emit_indirect_jump.
11055 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
11057 * bb-reorder.c (make_reorder_chain_1): Handle case where
11058 jump edge goes to the same block as the fallthru edge.
11060 2001-01-23 Jim Wilson <wilson@redhat.com>
11062 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
11063 * frame.h (__ia64_personality_v1): Add prototype.
11064 * libgcc2.c (ia64_throw_helper): Change personality declaration to
11065 prototype form. Add void * cast to first argument to personality
11067 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
11068 (asctoe113): Likewise.
11069 * config/ia64/frame-ia64.c: Include eh-common.h.
11070 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
11072 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
11074 (itanium_split_issue): Add prototype.
11075 (gen_nop_type): Ifdef out.
11076 (find_best_packet): Initialize best_packet.
11077 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
11079 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
11080 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
11081 (flushrs): Add explicit stop bit at end.
11082 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
11085 2001-01-23 Chris Demetriou <cgd@broadcom.com>
11087 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
11089 * libgcc2.c (__terminate_func): Make variable static.
11090 (__terminate_set_func): New function to set __terminate_func.
11091 * libgcc2.h (__terminate_func_ptr): New typedef.
11092 (__terminate_set_func): New function.
11094 2001-01-23 Richard Henderson <rth@redhat.com>
11096 * flow.c (init_propagate_block_info): Don't consider unchanging
11097 memories for dead frame store elimination.
11099 2001-01-23 Richard Henderson <rth@redhat.com>
11101 * varasm.c (UNIQUE_SECTION): Move default implementation ...
11102 * defaults.h: ... here.
11104 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11106 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
11108 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
11110 * c-lex.c (lex_charconst): Fix typo: s/p/str.
11112 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11114 * rs6000.h (rs6000_return_addr): Move prototype from here...
11115 * rs6000-protos.h (rs6000_return_addr): ...to here.
11116 (rs6000_init_expanders): Delete prototype.
11118 2001-01-23 Nick Clifton <nickc@redhat.com>
11120 * invoke.texi: Replace , with \, inside @gccoptlist macros.
11121 (Spec Files): Document %B and %j and %. and %v3 and %M and
11122 %{S*&T} spec switches.
11124 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11126 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
11128 2001-01-23 Chris Demetriou <cgd@sibyte.com>
11129 Neil Booth <neil@daikokuya.demon.co.uk>
11131 * cpperror.c: Merge handlers of PEDWARN and WARNING.
11132 Have -Werror make pedantic warnings errors, like the
11135 2001-01-23 Phil Edwards <pme@sources.redhat.com>
11137 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
11139 2001-01-23 Jakub Jelinek <jakub@redhat.com>
11141 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
11142 * integrate.c (expand_inline_function): Initialize them.
11143 (subst_constants): If changing COMPARE so that both its arguments
11144 will be VOIDmode and the comparison mode will be lost, note
11145 compare_mode. Use the recorded compare_mode to optimize
11148 2001-01-23 Jason Merrill <jason@redhat.com>
11150 * dwarf2out.c (new_die): Use xcalloc.
11151 (output_die): Abort rather than emit a local reference to offset 0.
11153 2001-01-17 Andrew Haley <aph@redhat.com>
11155 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
11156 of a saved register; return NULL instead.
11157 (copy_reg): Take a pointer to a source register rather than a
11159 (next_stack_level): Remember the address in the stack frame of all
11161 Use the saved register pointer array as the source of the CFA.
11162 (throw_helper): Rewrite. Unwind once rather than twice and keep
11163 track of saved registers as we go.
11165 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11167 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
11168 * c4x.c (c4x_legitimize_reload_address): Remove.
11169 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
11170 reload address for ldp(k) insn.
11172 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
11174 * pa.md (return_internal): Add a USE of the PIC register to ensure
11175 it is restored after each call.
11176 (return expander): Corresponding changes.
11178 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11180 * rs6000.h (INIT_EXPANDERS): Delete.
11181 (RETURN_ADDR_RTX): Call rs6000_return_addr().
11182 * rs6000.c (rs6000_override_options): Call *_machine_status from
11184 (rs6000_init_expanders): ...instead of here. Delete.
11185 (rs6000_mark_machine_status): New function.
11186 (rs6000_init_machine_status): Use xcalloc.
11187 (rs6000_return_addr): Generate RTX for the return address.
11188 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
11189 (rs6000_stack_info): Use it.
11191 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
11193 * gthr-win32.h: Include errno.h to get a declaration for
11194 EINVAL and _mingw.h if the target is mingw32.
11196 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
11198 * cpp.texi: Correct typos.
11200 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11202 * explow.c (probe_stack_range): Ensure value passed to
11203 stack_check_libfunc is ptr_mode, not Pmode.
11205 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
11207 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
11208 case, don't use operand_subword to calculate a SUBREG that is
11211 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
11213 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11215 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
11216 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
11217 valid. If not replace it by equivalent insns.
11219 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11221 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
11222 contains SYMBOL_REF, LABEL_REF and CONST_INT.
11223 (c4x_U_constraint, symbolic_address_operand): Likewise.
11224 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
11226 (c4x_r11_set_p, c4x_check_laj_p): New functions.
11227 * c4x-protos.h (c4x_check_laj_p): Add prototype.
11228 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
11229 anulling slot because of silicon bug.
11230 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
11232 2001-01-22 Alan Modra <alan@linuxcare.com.au>
11234 * cppexp.c (parse_charconst): Change `mask' type to agree
11237 2001-01-21 Richard Henderson <rth@redhat.com>
11239 * config/i386/i386.c (ix86_asm_file_end): Disable putting
11240 pic_label_name in a linkonce section.
11242 2001-01-17 Philipp Thomas <pthomas@suse.de>
11244 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
11246 * configure: Regenerate.
11248 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
11250 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
11251 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
11253 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
11255 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
11256 If REVERSE nonzero then condition code in X must be reversed.
11257 (encode_section_info): Optimise if/else.
11258 (avr_function_value): Fix formatting.
11260 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
11261 (difficult_branch): Likewise.
11262 (rvbranch): Likewise.
11263 (difficult_rvbranch): Likewise.
11265 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
11267 * config/avr/libgcc.S: Fix comment.
11269 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11271 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
11273 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11275 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
11277 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11279 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
11280 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
11281 * configure, config.in: Regenerate.
11282 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
11283 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
11284 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
11285 (doprint.o): New rule.
11287 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
11289 * c-typeck.c (digest_init): Handle boolean types as scalars.
11291 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11293 * stmt.c (expand_return): Don't return anything if size is zero.
11294 Delete redundant assignment to BYTES.
11295 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
11297 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
11299 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
11300 the same as the default library function names.
11301 * config/avr/avr.md: Document special characters after '%'.
11302 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
11303 knowing which of the call-used registers are really clobbered.
11304 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
11305 New. Both quotient and remainder from one libgcc.S call.
11306 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
11307 clobber as few registers as possible.
11308 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
11310 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
11312 * cppmacro.c (funlike_invocation_p): Don't move back up to the
11313 context of the top of the stack.
11315 2001-01-20 Jakub Jelinek <jakub@redhat.com>
11317 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
11318 (fixup_var_refs_insns): ...here.
11320 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
11322 * function.c (fixup_var_refs_insns): Break up into
11323 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
11324 [loop over entire insn list], and fixup_var_refs_insns_with_hash
11325 [loop over hash table entries].
11326 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
11327 fixup_var_refs_insns_with_hash, to match above changes.
11329 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11331 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
11332 (libgcc.a): Likewise.
11333 (stmp-multilib): Likewise.
11334 (STAGE2_FLAGS_TO_PASS): Likewise.
11336 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11338 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
11339 temporary if no_new_pseudos.
11341 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
11343 * cppinternals.texi: Update.
11345 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
11347 * arm.c (arm_init_builtins): Re-enable builtins.
11349 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11351 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
11352 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
11353 element to be null, and always expect an EXPR_LIST.
11354 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
11355 * sched-deps.c (sched_analyze_1): Likewise.
11356 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11358 * regclass.c (max_set_parallel): New variable.
11359 (reg_scan): Take it into account in computation of max_parallel.
11360 (reg_scan_mark_refs, case SET): Compute it.
11362 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
11364 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
11365 * function.c (assign_parms): Use INTVAL for a CONST_INT.
11367 2001-01-19 Jason Merrill <jason@redhat.com>
11369 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
11370 for the abstract instance of an inline function.
11372 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
11373 J"orn Rennecke <amylaar@redhat.com>
11375 * reload1.c (move2add_note_store): Treat all registers directly or
11376 indirectly derived from a base register as members of the same set
11378 (reload_cse_move2add): Adjust accordingly. Take mode and offset
11379 of base register into account.
11381 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
11383 * alias.c (find_base_value): Recognize TRUNCATE.
11384 (record_set): In PLUS case, invalidate if other summand is also a
11387 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11389 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
11390 entry to be EXPR_LIST.
11391 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
11392 be an EXPR_LIST (but not null, which other code doesn't allow).
11393 (note_stores): Properly handle PARALLEL in SET.
11394 Recursively call for top-level PARALLEL.
11395 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
11396 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11398 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
11400 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
11402 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
11403 not pfile->skipping (== 0).
11405 2001-01-17 Nick Clifton <nickc@redhat.com>
11407 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
11410 2001-01-17 Jim Wilson <wilson@redhat.com>
11412 * invoke.texi (IA-64 options): Improve.
11414 2001-01-17 Tom Tromey <tromey@redhat.com>
11416 * invoke.texi (Optimize Options): Use `{}' to around @samp
11419 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
11421 * invoke.texi (-fno-guess-branch-probability): New option.
11423 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11425 * combine.c (try_combine): Don't set i3_subst_into_i2 for
11426 case of making new double-word constant.
11427 Revert last change: instead just test i3_subst_into_i2.
11429 2001-01-17 Jakub Jelinek <jakub@redhat.com>
11431 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
11432 Use q constraints instead of r.
11434 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
11436 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
11437 (machine_function): Define.
11438 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
11439 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
11440 pa_free_machine_status): New functions.
11441 (override_options): Set {init,mark,free}_machine_status to above.
11442 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11443 PIC_OFFSET_TABLE_REGNUM_SAVED.
11444 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11445 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
11446 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
11447 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
11448 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11450 2001-01-15 DJ Delorie <dj@redhat.com>
11452 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
11456 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11458 * flow.c (propagate_one_insn): Make trying to delete a prologue
11459 or epilogue insn an ICE, not a warning. Allow doing this if
11460 the current function returns with stack pointer depressed.
11462 * combine.c (try_combine): If i3_subst_into_i2, properly check for
11463 I3 having more than one SET.
11465 2001-01-16 Jim Wilson <wilson@redhat.com>
11467 * invoke.texi: Document IA-64 options.
11469 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
11470 (fixup_errata): Delete TARGET_A_STEP use.
11471 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
11472 (TARGET_SWITCHES): Delete -ma-step option.
11473 * config/ia64/ia64.md (all FP patterns): Delete %B0.
11474 (movqicc_astep, movqi_internal_astep, movhicc_astep,
11475 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
11476 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
11477 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
11478 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
11480 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
11481 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
11482 cmovsi_internal): Delete ! TARGET_A_STEP check.
11484 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11486 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
11487 possibility to report bugs via postal mail. Change a URL and
11488 merge in a nearly duplicate statement...
11489 (Bug Reporting): ...from here.
11490 (Service): Refer to the Bug Reporting section instead of
11491 duplicating an URL.
11492 (Contributing): Remove trivial explanations concerning snapshots.
11494 2001-01-16 Alan Modra <alan@linuxcare.com.au>
11496 * cppmain.c (general_init): Don't use ANSI prototype.
11498 2001-01-16 Tom Tromey <tromey@redhat.com>
11500 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
11502 2001-01-16 Richard Henderson <rth@redhat.com>
11504 * config/i386/i386.h: Fix comment typo.
11505 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
11506 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
11508 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11510 * gcc.c: Revert previous -fsyntax-only-related change; move
11513 2001-01-16 Jakub Jelinek <jakub@redhat.com>
11515 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
11516 inmode after checking GET_CODE (op).
11518 2001-01-16 Richard Henderson <rth@redhat.com>
11520 * flow.c (struct propagate_block_info): Add mem_set_list_len.
11521 (MAX_MEM_SET_LIST_LEN): New.
11522 (propagate_one_insn): Update mem_set_list_len.
11523 (invalidate_mems_from_autoinc): Likewise.
11524 (invalidate_mems_from_set): Likewise.
11525 (mark_used_regs): Likewise.
11526 (init_propagate_block_info): Likewise. Stop collecting memories
11527 when we reach MAX_MEM_SET_LIST_LEN.
11528 (mark_set_1): Likewise.
11530 2001-01-16 Richard Henderson <rth@redhat.com>
11532 * unroll.c (precondition_loop_p): Fail if no iteration
11535 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11537 * gcc.c: When -fsyntax-only is given, do not complain about
11540 2001-01-15 Richard Henderson <rth@redhat.com>
11542 * config/i386/i386.c (asm_output_function_prefix): Remove.
11543 (ix86_asm_file_end): New.
11544 (load_pic_register): Generate pic_label_name into a
11545 staticly allocated buffer.
11546 * config/i386/i386-protos.h: Update.
11547 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
11548 (ASM_FILE_END): New.
11549 * config/i386/i386afe.h: New file.
11550 * config.gcc (i?86-*-elf) [tm_file]: Use it.
11551 (i?86-*-{freebsd,linux*,moss*}): Likewise.
11552 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
11553 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
11554 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
11555 * config/i386/sco5.h (ASM_FILE_END): Likewise.
11556 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
11558 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11560 * Makefile.in (install-man): Remove explicit dependency on
11563 * configure.in, configure: Revert previous patch requiring perl
11566 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
11568 * toplev.c (flag_guess_branch_prob): New.
11569 (f_options): Add guess-branch-probability option.
11570 (rest_of_decl_compilation): Only estimate branch probability if
11572 (main): set flag_guess_branch_prob.
11574 * flags.h (flag_guess_branch_prob): New.
11576 2001-01-15 DJ Delorie <dj@redhat.com>
11578 * gcc.texi (Makefile): Add documentation for Makefile targets.
11580 2001-01-15 Philip Blundell <philb@gnu.org>
11582 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
11584 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
11585 (is_pic): Delete declaration.
11586 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
11587 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
11588 * config/arm/arm.md (builtin_setjmp_receiver): New.
11590 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11592 * arm.c (use_return_insn): Don't try to determine the function type
11593 until after reload has completed.
11594 (arm_output_epilogue): Don't adjust the sp value recovered from the
11596 (emit_multi_reg_push): Don't record dwarf information for the pc.
11597 * arm.md (eh_epilogue): The function type may have changed, so it
11598 needs to be recalculated.
11599 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
11600 unwind tables on arm/netbsd.
11602 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11604 * arm.md (cbranchsi4): Correct calculation of branch ranges.
11605 (negated_cbranchsi4): Likewise.
11607 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11609 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
11610 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11611 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
11612 pass -mapcs-* options to assembler.
11613 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
11614 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11615 (ASM_SPEC): Call subtarget_extra_asm_spec.
11617 2001-01-15 Andreas Jaeger <aj@suse.de>
11619 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
11621 (ix86_expand_builtin): Likewise.
11623 * gencodes.c (output_predicate_decls): Make i size_t to avoid
11624 warning about comparison between signed and unsigned.
11626 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11628 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
11630 2001-01-14 Ralf Baechle <ralf@gnu.org>
11632 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
11633 SUBTARGET_CPP_SPEC apropriatly.
11635 2001-01-12 Mark Mitchell <mark@codesourcery.com>
11637 * varasm.c (make_decl_rtl): Fix typo in last change.
11639 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
11641 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
11642 linker supports the init_priority C++ attribute.
11643 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
11644 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
11645 linker does not support init_priority C++ attribute.
11647 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
11649 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
11651 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11653 * c-parse.in (finish_parse): Add comment about cpp_destroy.
11654 * cp/lex.c (finish_parse): Similarly.
11655 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
11656 Return the number of errors encountered.
11657 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
11658 * cppmain.c (main): Don't call cpp_destroy.
11660 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11662 * configure.in: Require at least perl 5.6.0 to regenerate
11664 * configure: Regenerate.
11666 2001-01-14 Richard Henderson <rth@redhat.com>
11668 * genrecog.c (DT_veclen_ge): New.
11669 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
11670 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
11671 (nodes_identical_1): Handle DT_veclen_ge.
11672 (write_cond, debug_decision_2): Likewise.
11674 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11676 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
11678 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
11680 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11682 * cppmain.c (do_preprocessing): New function; most of the old
11684 (main): Call it to do most of the work.
11685 (cb): Move from global scope to set_callbacks ().
11686 (setup_callbacks): Get the callback pointer.
11687 (general_init, printer_init): Clean up code and comments.
11689 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11691 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
11694 2001-01-14 Kazu Hirata <kazu@hxi.com>
11696 * config/h8300/h8300.c (get_shift_alg): Update comments.
11698 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11700 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
11701 (alloc_page, ggc_alloc): Add casts to remove warnings.
11703 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11705 * combine.c (simplify_comparison): Don't change `code' when
11706 can't reverse comparison.
11708 2001-01-14 Richard Henderson <rth@redhat.com>
11710 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
11711 update all call sites. Return true for all non-label constants.
11713 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
11715 * i386.c (ix86_expand_compare): Add bypass_test and second_test
11717 (ix86_expand_branch): Update.
11718 (ix86_expand_setcc): Update to handle multiple test conditions.
11719 (expand_int_movcc): Likewise.
11720 (expand_fp_movcc): Likewise.
11721 * i386-protos.h (ix86_expand_compare): New.
11722 * i386.md (andqi_?_slp, orqi_?_slp): New.
11723 (conditional trap expander): Update call to ix86_expand_compare.
11725 2001-01-14 Richard Henderson <rth@redhat.com>
11727 * config/vax/vax.md: Use nonimmediate_operand instead of
11728 general_operand in destinations.
11730 * config/vax/vax.md (indirect_jump): Use register_operand.
11732 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
11733 * config/vax/vax.md (call_pop): Turn into an expander.
11734 (call_value_pop): Likewise.
11735 (call, call_value): New.
11737 2001-01-14 Andreas Jaeger <aj@suse.de>
11739 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
11741 (ix86_fp_compare_mode): Add unused attribute.
11742 (ix86_expand_fp_movcc): Remove unused variable.
11743 (ix86_expand_builtin): Make fcode unsigned.
11745 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
11746 (expand_expr): Add cast to avoid signed warning.
11747 (store_field): Likewise.
11748 (store_constructor_field): Likewise.
11749 (store_constructor): Likewise.
11750 (store_expr): Likewise.
11751 (clear_storage): Likewise.
11752 (emit_group_store): Likewise.
11753 (emit_group_load): Likewise.
11755 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11757 * c-common.c: Move format checking code to ...
11758 * c-format.c: ... here. New file. Reorder some functions and
11760 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
11762 * c-common.h (decl_handle_format_attribute,
11763 decl_handle_format_arg_attribute): Declare.
11764 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
11765 (c-common.o): Adjust dependencies.
11766 (c-format.o): New list of dependencies.
11768 2001-01-13 Jakub Jelinek <jakub@redhat.com>
11770 * unroll.c (loop_iterations): If we cannot prove iteration variable
11771 is set once in each iteration, punt.
11773 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
11775 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
11776 (*strlenhi): Remove clobber (which was buggy) of output address.
11778 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11780 * Makefile.in (generated-manpages): Add gcc.1
11781 ($(srcdir)/gcc.1): New target.
11782 (maintainer-clean): Delete $(srcdir)/gcc.1.
11783 * gcc.texi: Add macros @gccoptlist and @gol.
11784 * invoke.texi: Include option summary in manpage. Mark up option
11785 summary with @gccoptlist and @gol. Use @r in one place where
11787 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
11788 * gcc.1: Generate from invoke.texi.
11790 2001-01-13 Richard Henderson <rth@redhat.com>
11792 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
11793 (struct page_entry): Add group member.
11794 (struct page_group): New.
11795 (struct globals): Add page_groups member.
11796 (alloc_anon): Only define for using mmap; remove valloc call.
11797 (page_group_index): New.
11798 (set_page_group_in_use): New.
11799 (clear_page_group_in_use): New.
11800 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
11801 (free_page, release_pages): Likewise.
11802 * configure.in (with-gc): Default to ggc-page always.
11804 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11806 * reload1.c (replace_pseudos_in_call_usage): Use
11807 reg_equiv_constant and reg_equiv_address, and don't try
11808 regno_reg_rtx first.
11810 2001-01-13 Richard Henderson <rth@redhat.com>
11812 * ggc-page.c (alloc_page): Round up allocation size to one page.
11813 Set e->order on extra pages.
11815 2001-01-13 Richard Henderson <rth@redhat.com>
11817 * genrecog.c (nodes_identical): Expand commentary.
11818 (write_switch): Watch out for identical nodes.
11820 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11822 * cppfiles.c (_cpp_fake_include): New function.
11823 * cpphash.h (_cpp_fake_include): New.
11824 * cpplib.c (do_line): Call _cpp_fake_include when entering
11825 header files in preprocessed input.
11826 * cppmain.c (cb_pragma_implementation): Remove handling.
11827 (setup_callbacks): Don't register pragmas.
11829 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11831 * extend.texi: Udate for CPP.
11833 2001-01-13 Andreas Jaeger <aj@suse.de>
11835 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
11837 * regmove.c: Add prototype for replace_in_call_usage.
11839 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11841 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
11842 struct cpp_chunk, struct htab, struct toklist,
11843 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
11844 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
11845 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
11846 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
11847 (struct macro_args): Delete.
11848 * cpphash.h: See above.
11850 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11852 * cppmain.c (struct printer): Remove no_line_dirs.
11853 (options, cb): New.
11854 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
11855 : Use options rather than CPP_OPTION.
11856 (setup_callbacks): Use cb rather than pfile->cb.
11857 (main): No need to check for a buffer. Use cpp_errors.
11858 (printer_init): Don't set no_line_dirs.
11859 (maybe_print_line): Use options not no_line_dirs.
11860 (cb_file_change): Don't call print_line if -P.
11862 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11864 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
11866 * c-parse.in (finish_parse): Use cpp_errors.
11867 (__yylex): Use return value of cpp_pop_buffer.
11868 * cp/lex.c (finish_parse): Use cpp_errors.
11869 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
11871 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
11873 * README.AVR: URLs corrected.
11875 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11877 * c-decl.c (start_function): Don't warn if old prototype is builtin
11878 that's not in C's namespace.
11879 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
11880 (_bb): Add prototype for ctime.
11881 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
11883 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
11885 * i386.c (ix86_fp_comparison_arithmetics_cost,
11886 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
11887 ix86_fp_comparison_cost): New functions.
11888 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
11889 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
11890 two-branch sequences; make static.
11891 (ix86_use_fcomi_compare): Do decision according to the costs.
11892 (split_fp_branch): New.
11893 * i386.md (compare-and-branch patterns): Use split_fp_branch.
11894 * i386-protos.h (ix86_expand_fp_compare): Remove
11895 (ix86_split_fp_branch): Declare.
11897 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
11898 and ix86_comparison_operator.
11900 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
11901 to make it cheaper.
11903 * i386.c (put_condition_code): Output properly the unordered/ordered
11904 compares in fp case.
11905 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
11907 * tm.texi (REVERSE_CONDITION): Document.
11908 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
11909 in -ffast-math mode.
11910 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
11912 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11914 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
11916 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
11919 * config/sh/sh.c (mova_p): Fix test for mova_const.
11921 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11923 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
11924 cpp_get_options rather than dereferencing pfile and using
11926 * scan-decls.c (scan_decls): Use return value of
11927 cpp_pop_buffer rather than CPP_BUFFER.
11929 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11931 * cppinit.c (cpp_handle_option): help_only is now part of the
11932 cpp_options structure.
11933 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
11934 cpp_set_callbacks): New functions.
11935 * cpplib.h (cpp_callbacks): Break out as a named structure.
11936 (cpp_options): Move help_only here from cpp_reader.
11937 (CPP_FATAL_ERRORS): Update to use cpp_errors.
11938 (cpp_errors, cpp_get_options, cpp_get_callbacks,
11939 cpp_set_callbacks): New prototypes.
11940 * cppmain.c (main): Update for help_only.
11942 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11944 * Makefile.in (info, maintainer-clean, install-info, uninstall):
11945 Also build and remove and install and uninstall c-tree.info and
11947 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
11948 ($(srcdir)/cppinternals.info): New target.
11949 * c-tree.texi: Change file name used when makeinfo used without -o
11950 from ir.info to c-tree.info. Add info directory entry.
11951 * cppinternals.texi: Add info directory entry.
11952 * .cvsignore: Update.
11954 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11956 * c-typeck.c (store_init_value): Don't require constant initializer
11957 elements with -pedantic -std=c99.
11958 (digest_init): Change error about non-constant initializer elements
11960 (constructor_range_end): Remove.
11961 (constructor_incremental, designator_depth,
11962 designator_errorneous): New variables.
11963 (struct constructor_stack): Remove range_end, add incremental.
11964 (struct constructor_range_stack, constructor_range_stack): New.
11965 (struct initializer_stack): Add constructor_range_stack.
11966 (finish_init): Set it.
11967 (start_init): Likewise. require_constant_elements for non-static
11968 trees only if not flag_isoc99.
11969 (really_start_incremental_init): Remove constructor_range_end, add
11970 constructor_incremental.
11971 (pop_init_level): Likewise.
11972 (push_init_level): Likewise. If implicit and the subobject had some
11973 value set already, preinitialize the level with it.
11974 Warn about missing braces only if not pushing due to designators.
11975 (set_designator, push_range_stack): New functions.
11976 (set_init_label): Use them.
11977 (set_init_index): Likewise. Remove constructor_range_end.
11978 Error if designator index is outside of array bounds.
11979 (add_pending_init): Compare values of purpose index trees, not the
11980 trees themselves. Allow overwriting of already initialized element.
11981 Issue a warning if it had side-effects.
11982 (set_nonincremental_init, set_nonincremental_init_from_string): New
11984 (pending_init_member): Rename to...
11985 (find_init_member): ...this function. Call set_nonincremental_init
11986 if necessary. Compare values of purpose index trees, not the trees
11987 themselves. Return the actual value, not just non-zero if something
11989 (output_init_element): Remove checks for duplicates.
11990 If field has zero size, only check the initializer for correctness.
11991 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
11992 if constructor_incremental is zero. Change error about initializers
11993 not computable at load time into pedwarn.
11994 (output_pending_init_elements): Compare bit positions, not
11995 FIELD_DECLs to take into account zero-sized fields.
11996 (process_init_element): Use constructor_range_stack to fill all
11997 ranges in the designator lists from current level up.
11998 * extend.texi: Update documentation for labeled elements.
12000 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
12002 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
12003 to function usage for arguments passed by reference. Optimize
12004 callee-copied arguments.
12005 * regmove.c (replace_in_call_usage): New function.
12006 (fixup_match_1): Call it.
12007 * cse.c (cse_insn): Canonicalize registers in function usage.
12008 * reload1.c (replace_pseudos_in_call_usage): New function.
12011 * Makefile.in: Reverted yesterday's wrong patch. Installed the
12014 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12016 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
12019 2001-01-12 DJ Delorie <dj@redhat.com>
12021 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
12022 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
12025 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12027 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
12028 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
12029 -std options alongside references to -ansi. Update some
12030 documentation for C99.
12031 * cpp.1: Regenerate.
12033 2001-01-12 Andreas Jaeger <aj@suse.de>
12035 * haifa-sched.c (restore_line_notes): Remove argument block B
12037 * sched-ebb.c (schedule_ebb): Change caller.
12038 * sched-rgn.c (schedule_region): Likewise.
12039 * sched-int.h (restore_line_notes): Adjust prototype.
12041 * loop.h: Remove wrong declaration of doloop_condition_get.
12043 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12045 * extend.texi: Move C++-extension-related node from the C section
12046 into the C++ section.
12048 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12050 * extend.texi: Refer to an array of pointers to functions instead
12051 of one of functions.
12053 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
12054 Jan Hubicka <jh@suse.cz>
12056 * combine.c (reversed_comparison): Fix typo in last patch.
12058 (combine_reversed_comparison_code): Make static to follow
12059 prototype declaration.
12061 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12063 * install.texi: Remove misplaced duplicate entry.
12065 2001-01-11 Ulrich Drepper <drepper@redhat.com>
12067 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
12069 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
12071 * final.c: (leaf_function_p): Fix typo.
12073 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
12075 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
12076 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
12078 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
12079 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
12080 mmap_anon, and valloc is available.
12081 * ggc-page.c: Restructure ifdef logic to match new autoconf
12082 spec. Don't throw away the test page in init_ggc.
12084 * configure, config.in: Regenerate.
12086 2001-01-12 Michael Hayes <mhayes@redhat.com>
12088 * loop.h (total_biv_increment): Constify iv_class pointer.
12089 (struct induction): Replace `mem_mode' with `mem' rtx.
12090 * unroll.c (total_biv_increment): Constify iv_class pointer.
12091 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
12092 (find_mem_givs, combine_givs_p): Likewise.
12093 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
12095 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
12097 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
12099 (__gthread_getspecific): Ditto.
12101 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
12103 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
12104 put_condition_code): Convert fp comparison codes to integer
12106 (ix86_expand_fp_compare): Postnote the fp comparison code converison
12109 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
12110 * i386-protos.h (no_comparison_operator): Kill.
12112 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
12114 * combine.c (REVERSIBLE_CC_MODE): Remove.
12115 (reversible_comparison_p): Remove.
12116 (combine_reversed_comparison_code): New.
12117 (reversed_comparison): New.
12118 (combine_simplify_rtx): Use
12119 combine_reversed_comparison_code/reversed_comparison instead
12120 of reversible_comparison_p.
12121 (simplify_if_then_else): Likewise.
12122 (simplify_set): Likewise.
12123 (simplify_logical): Likewise.
12124 (if_then_else_cond): Likewise.
12125 (known_cond): Likewise.
12126 (simplify_comparison): Likewise.
12128 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
12130 * builtins.c (std_expand_builtin_va_start): Handle varargs when
12131 sizeof (int) is larger than sizeof(__word__).
12133 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12135 * cppinit.c (do_includes): Fix typo.
12137 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12139 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
12140 in S_REGS does not occur because not all sources are possible
12141 when a S_REGS is a destination (sometimes needs a clobber).
12142 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
12143 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
12144 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
12145 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
12146 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
12147 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
12148 (lshrdi_const1, lshrsi3_const16): Likewise.
12149 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
12150 (*movhi_68hc12, *movqi_68hc12): Likewise.
12151 (movstrictqi): Make sure reloading in D_REGS as a destination
12154 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12156 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12158 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12160 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
12161 -D, -U and -A, and don't initialize the builtins.
12162 (do_includes): Error if -include or -imacros with -fpreprocessed.
12163 * cppmain.c (cb_define, cb_undef): Unconditionally process
12165 * tradcpp.c (main): Fix typo.
12167 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
12169 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
12170 (read_name_map): Use IS_ABSOLUTE_PATH.
12171 * tradcpp.c (get_filename): Likewise.
12173 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12175 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
12176 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
12177 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
12178 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
12179 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
12180 (cmphi_z_used): Don't use '@' for the output.
12181 (tstqi_z_used): Likewise.
12182 (cmpqi_z_used): Likewise.
12183 (one_cmplsi2): Likewise.
12185 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12187 * config/sh/sh.c (barrier_align): Recognize branch around far
12188 branch and redundant insn.
12190 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12192 * invoke.texi: Restore documentation of the drivers' switches -MD
12195 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12197 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
12199 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
12200 check-objc//%): Support parallel testing of multilibs.
12201 (TESTSUITEDIR): Set to testsuite by default, but override for
12203 (check-gcc, check-g++, check-g77, check-objc): Enter
12206 2001-01-11 Bernd Schmidt <bernds@redhat.com>
12208 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
12209 * sched-deps.c (deps_may_trap_p): Likewise.
12210 * basic-block.h: Remove a comment.
12211 * flow.c (PROP_POSTRELOAD): Remove.
12212 (update_life_info): Don't add it to prop_flags.
12213 (mark_set_1): Lose the code that was enabled by it.
12215 2001-01-11 Michael Hayes <mhayes@redhat.com>
12217 * flow.c (flow_call_edges_add): New.
12218 * basic_block.h (flow_call_edges_add): New.
12220 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
12222 * reload1.c (move2add_note_store): Update reg_set_luid even if
12223 base reg remains the same.
12225 2001-01-10 Nick Clifton <nickc@redhat.com>
12227 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
12228 machine_function structure to zero.
12229 Add prototypes for machine_status functions.
12231 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12233 * c-common.h (CTI_VOID_LIST): Remove.
12234 (void_list_node): Likewise.
12235 * tree.h (TI_VOID_LIST_NODE): New enumeral.
12236 (void_list_node): New macro.
12237 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
12238 * config/i386/i386.c (ix86_init_builtins): Likewise.
12239 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
12241 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12243 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
12244 * cppinit.c (cpp_start_read): Update comment, remove unneeded
12246 * tradcpp.c: Include mkdeps.h.
12247 (deps, print_deps_phony_targets, deps_append, output_deps,
12248 init_dependency_output, output_deps): New.
12249 (deps_buffer, deps_allocated_size, deps_size, deps_column,
12250 deps_output): Delete.
12251 (print_deps_missing_files): Rename deps_missing_files.
12252 (inhibit_output): Make global.
12253 (main): Delete inhibit_output, deps_stream, deps_target.
12254 Use mkdeps functionality in the same way as cpplib. Remove
12255 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
12256 -M and -MM. Remove old handling of deps via deps_out, and
12257 old reading of environment variables.
12258 (get_filename): Update to use deps_add_dep.
12260 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12262 * output.h (make_function_rtl): Remove prototype.
12263 (make_decl_rtl): Likewise.
12264 * varasm.c (make_function_rtl): Remove.
12265 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
12266 than from a third parameter.
12267 * tree.h (make_decl_rtl): Remove last parameter.
12268 * c-decl.c (builtin_function): Remove last argument in call to
12269 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
12270 (start_function): Likewise.
12271 * except.c (call_get_eh_context): Likewise.
12272 * expr.c (emit_block_move): Likewise.
12273 (clear_storage): Likewise.
12274 * profile.c (output_func_start_profiler): Likewise.
12275 * toplev.c (rest_of_decl_compilation): Likewise.
12276 * objc/objc-act.c (create_builtin_decl): Likewise.
12277 (synth_module_prologue): Likewise.
12278 (generate_static_reference): Likewise.
12279 (build_selector_reference_decl): Likewise.
12280 (build_class_reference_decl): Likewise.
12281 (build_objc_string_decl): Likewise.
12282 (build_protocol_reference): Likewise.
12284 2001-01-10 Richard Henderson <rth@redhat.com>
12286 * hwint.h: Revert yesterday's change.
12288 2001-01-10 Nick Clifton <nickc@redhat.com>
12290 * function.h (save_machine_status): Delete.
12291 (restore_machine_status): Delete.
12292 Amend comment describing {init|mark|free}_machine_status.
12294 * function.c (save_machine_status): Delete.
12295 (restore_machine_status): Delete.
12296 Amend comment describing {init|mark|free}_machine_status.
12297 (push_function_context_to): Remove invocation of
12298 save_machine_status.
12299 (pop_function_context_from): Remove invocation of
12300 restore_machine_status.
12302 * emit-rtl.c (init_emit_once): Amend comment describing
12303 {init|mark|free}_machine_status.
12305 * tm.texi (Per-Function Data): New node. Describe the
12306 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
12309 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12311 * cppinit.c (OPT_g): Remove.
12312 (cpp_handle_option): Update for removed -g3.
12313 (print_help): Update.
12314 * cpplib.h (struct cpp_options): Remove debug_output.
12315 * cppmain.c (setup_callbacks, cb_define): Update.
12316 * gcc.c (cpp_options): Translate -g3 to -dD.
12318 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
12320 * config/i960/i960.md: Change modifier to + on the zero_extract
12321 pattern after the (rotate -2 reg) canonicalization pattern.
12323 2001-01-10 Richard Henderson <rth@redhat.com>
12325 * config/alpha/alpha.c (alpha_free_machine_status): New.
12326 (override_options): Install it.
12327 (alpha_mark_machine_status): Verify machine non-null.
12328 * config/i386/i386.c (ix86_free_machine_status): New.
12329 (override_options): Install it.
12330 (ix86_init_machine_status): Use xcalloc.
12331 (ix86_mark_machine_status): Verify machine non-null.
12332 * config/ia64/ia64.c (ia64_free_machine_status): New.
12333 (ia64_override_options): Install it.
12334 (ia64_mark_machine_status): Verify machine non-null.
12336 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
12338 * function.c (instantiate_virtual_regs): Instantiate virtual
12339 registers found in CALL_INSN_FUNCTION_USAGE.
12341 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12343 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
12344 equivalent to -ansi in disabling -Di386.
12346 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
12348 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
12350 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
12352 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
12354 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
12356 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12358 * invoke.texi: Document that -fcond-mismatch isn't supported for
12361 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12363 * gcc.texi: Define macro gcctabopt.
12364 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
12365 @command, @env and @option in some places where appropriate. Use
12366 @gcctabopt where appropriate. Put URLs and email addresses inside
12369 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
12371 * gcc.c (cpp_options): Set MD file name from output
12372 filename, if specified.
12373 (suffix_subst): New static variable.
12374 (do_spec): Clear it.
12375 (do_spec_1, case '.'): Handle new `%.suffix' spec.
12377 (give_switch): Handle suffix_subst.
12379 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12381 * invoke.texi: Fix another typo.
12383 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12385 * invoke.texi: Fix typo.
12387 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12389 * c-lang.c (lang_hooks): Update.
12390 (lang_decode_option): Remove.
12391 (lang_init_options): Rename c_init_options.
12392 * toplev.c (main): Use lang_hooks for lang_init_options
12393 and lang_decode_option.
12394 * toplev.h (lang_hooks): Add 2 new hooks.
12395 * tree.h: Remove lang_init_options and lang_decode_option.
12396 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
12397 * cp/decl2.c: Similarly.
12398 * cp/lex.c (lang_init_options): Rename cxx_init_options.
12399 (lang_hooks): Update.
12400 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
12402 (lang_init_options): Rename ffe_init_options.
12403 (lang_hooks): Update.
12404 (lang_decode_option): Remove.
12405 * java/lang.c (lang_init_options): Rename java_init_options.
12406 (lang_decode_option): Rename java_decode_option.
12407 (lang_hooks): Update.
12408 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
12409 (lang_decode_option): Rename objc_decode_option.
12410 (lang_hooks): Update.
12412 2001-01-09 Nick Clifton <nickc@redhat.com>
12414 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
12415 (d30v_return_addr_rtx): Delete.
12416 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
12417 cfun->machine structure.
12418 (struct machine_function): Move to d30v.h
12419 (d30v_save_machine_status): Delete.
12420 (d30v_restore_machine_status): Delete.
12421 (d30v_init_machine_status): New Function.
12422 (d30v_mark_machine_status): New Function.
12423 (d30v_free_machine_status): New Function.
12424 (d30v_init_expanders): Use new functions.
12425 (d30v_return_addr): Use ra_rtx field in cfun->machine.
12426 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
12427 d30v_return_addr_rtx.
12429 * config/d30v/d30v.h (struct_machine): Move here.
12430 Add eh_epilogue_sp_ofs field.
12432 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
12433 field in cfun->machine structure.
12435 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
12437 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
12438 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
12439 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12441 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
12443 * objc/lang-options.h: Remove bogus reference to
12446 2001-01-09 Kazu Hirata <kazu@hxi.com>
12448 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
12451 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
12453 * reload.c (find_reloads_address): Check for eliminable registers
12454 when substituting a constant expression for a pseudo.
12456 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
12458 * c-common.c (enum format_type): Add format_type_error.
12459 (decode_format_type): New function.
12460 (decl_attributes): Use it.
12461 (format_kind_info): Adjust comment.
12463 2001-01-09 David O'Brien <obrien@BSDi.com>
12465 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
12466 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
12468 * config/i386/gnu.h: Don't include required platform specific .h files,
12469 tm.h will do it instead.
12470 * config/i386/i386elf.h: Likewise.
12471 * config/i386/linux.h: Likewise.
12472 * config/i386/moss.h: Likewise.
12473 * config/mips/gnu.h: Likewise.
12475 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12477 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
12478 (rs6000-ibm-aix3.[01]*): Likewise.
12479 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
12480 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
12481 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
12482 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
12483 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
12484 (powerpc-*-eabiaix*): Likewise.
12485 (powerpc-*-eabisim*): Likewise.
12486 (powerpc-*-elf*): Likewise.
12487 (powerpc-*-eabi*): Likewise.
12488 (powerpc-*-rtems*): Likewise.
12489 (powerpc-*-linux*libc1): Likewise.
12490 (powerpc-*-linux*): Likewise.
12491 (powerpc-wrs-vxworks*): Likewise.
12492 (powerpcle-wrs-vxworks*): Likewise.
12493 (powerpcle-*-sysv*): Likewise.
12494 (powerpcle-*-elf*): Likewise.
12495 (powerpcle-*-eabisim*): Likewise.
12496 (powerpcle-*-eabi*): Likewise.
12497 (powerpcle-*-solaris2*): Likewise.
12498 * config/rs6000/aix31.h: Delete includes.
12499 * config/rs6000/aix3newas.h: Likewise.
12500 * config/rs6000/aix41.h: Likewise.
12501 * config/rs6000/aix43.h: Likewise.
12502 * config/rs6000/beos.h: Likewise.
12503 * config/rs6000/rtems.h: Likewise.
12504 * config/rs6000/sysv4.h: Likewise.
12506 2001-01-09 Kazu Hirata <kazu@hxi.com>
12508 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
12509 Change an argument mode of machine_mode to shift_mode of
12510 shift_mode. Remove an extra error check.
12511 (emit_a_shift): Adopt to the new calling prototype of
12513 (function_prologue): Fix code for a monitor
12514 function. Support H8/S.
12515 (function_epilogue): Do not output pop for a monitor function.
12517 2001-01-09 Nick Clifton <nickc@redhat.com>
12519 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
12520 (setup_incoming_varargs): Use sysv_varargs_p field of the
12521 cfun->machine structure.
12522 (struct machine_function): Move to rs6000.h
12523 (rs6000_save_machine_status): Delete.
12524 (rs6000_restore_machine_status): Delete.
12525 (rs6000_init_machine_status): New Function.
12526 (rs6000_free_machine_status): New Function.
12527 (rs6000_init_expanders): Use new functions.
12529 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
12531 (struct machine_function): Move here.
12533 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
12534 sysv_varargs_p field of the cfun->machine structure.
12536 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
12538 (rs6000_restore_machine_status): Remove prototype.
12540 2001-01-09 Richard Henderson <rth@redhat.com>
12542 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
12543 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
12544 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
12545 (sched_analyze_2, sched_analyze_insn): Likewise.
12546 (sched_analyze, init_deps): Likewise.
12547 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
12548 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
12549 (compute_block_backward_dependences): Update propagate_deps call.
12551 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
12553 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
12555 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12557 * cppinit.c (OPT_MD, OPT_MMD): Restore.
12558 (cpp_handle_option): Handle them.
12559 (cpp_post_options): Ensure one of -M or -MM is specified with
12560 any other -M? option.
12561 (init_dependency_output): Suppress output with -MG.
12563 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12565 * cpp.texi: Update.
12566 * invoke.texi: Update.
12568 2001-01-09 Bernd Schmidt <bernds@redhat.com>
12570 * sh.md (reload_outsf): Generate recognizable patterns for
12573 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12575 * c-lang.c (lang_hooks): Update.
12576 (lang_init): Rename c_init.
12577 (lang_finish): Remove.
12578 * toplev.c (compile_file): Use lang_hooks for lang_init ()
12579 and lang_finish ().
12580 * toplev.h (lang_hooks): Add init () and finish ().
12581 * tree.h (lang_init, lang_finish): Remove.
12582 * cp/tree.h (lang_init, lang_finish): Remove.
12583 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
12584 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
12586 (lang_init, lang_finish): Remove.
12587 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
12588 (lang_hooks): Update.
12589 * java/lang.c (lang_init): Rename java_init.
12590 (lang_finish): Remove.
12591 (lang_hooks): Update.
12592 * objc/objc-act.c (lang_init): Rename objc_init.
12593 (lang_finish): Remove.
12594 (lang_hoooks): Update.
12596 20001-01-09 Graham Stott <grahams@redhat.com>
12598 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
12599 after `ptr` is initialised.
12601 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12603 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
12604 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
12605 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
12606 stack adjusts, instead of r3.
12608 2001-01-09 Michael Hayes <mhayes@redhat.com>
12610 * flow.c (flow_loop_scan): Break out of ...
12611 (flow_loops_find) ... here.
12612 * basic-block.h (flow_loop_scan): New.
12613 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
12614 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
12616 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12618 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
12620 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
12621 realloc()ing macro_buffer.
12623 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
12624 if it's wider than long and the target's long is wider than the
12627 2001-01-09 Mark Mitchell <mark@codesourcery.com>
12629 Remove support for using UWIN as a host machine.
12630 * configure.in: Issue an error message.
12631 * configure: Regenerated.
12632 * config.gcc: Remove xm_* UWIN configury.
12633 * config/i386/xm-uwin.h: Remove.
12635 2001-01-08 Nick Clifton <nickc@redhat.com>
12637 * config/v850/v850.c (ra_rtx): Delete.
12638 (v850_save_machine_status): Delete.
12639 (v850_restore_machine_status): Delete.
12640 (v850_init_machine_status): New function.
12641 (v850_mark_machine_status): New function.
12642 (v850_free_machine_status): New function.
12643 (v850_return_addr): Use ra_rtx field in machine structure.
12644 (v850_init_expanders): Use new functions.
12646 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
12647 * config/v850/v850.c: Change arguments to v850_output+* functions
12648 to take a const char *, to avoid compile time warning.
12649 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
12650 (USER_LABEL_PREFIX): Redefine.
12652 2000-01-08 Jim Wilson <wilson@redhat.com>
12654 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
12655 1 to unsigned HOST_WIDE_INT before left shift.
12657 2001-01-08 Nick Clifton <nickc@redhat.com>
12659 * config/arm/arm.c (arm_mark_machine_status): Check to see if
12660 the machine structure has been allocated.
12661 (arm_free_machine_status): New function: Free the machine
12662 specific function structure.
12664 2001-01-08 Richard Henderson <rth@redhat.com>
12666 * jump.c (simplejump_p): Revert last change.
12668 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
12670 * cppinit.c (init): Rename init_library.
12671 (cpp_create_reader): Update.
12672 * gcc.c (cpp_options): If -o given, use it as the target of
12675 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12677 * arm.c (arm_arch5e): New variable.
12678 (all_cores): XScale is a 5TE device.
12679 (arm_override_options): Set arm_arch5e.
12680 (arm_init_builtins): __builtin_prefetch is in arch5e.
12681 * arm.h (arm_arch5e): Declare it.
12683 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
12685 * arm.md (define_constants): Add defines for UNSPEC and
12686 UNSPEC_VOLATILE insns. Update all users.
12687 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
12688 * arm.c (multi_register_push, note_invalid_constants)
12689 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
12690 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
12691 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
12693 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
12695 * jump.c (jump_optimize_1): Use reversed_comparison_code
12696 instead of can_reverse_comparison_p.
12697 (jump_back_p): Likewise.
12698 (invert_exp_1): Likewise.
12699 (thread_jumps): Likewise.
12700 * simplify-rtx.c (simplify_unary_operation): Likewise.
12701 (simplify_ternary_operation): Likewise.
12702 * cse.c (find_comparison_args): Convert to use
12703 can_reverse_comparison_p.
12704 (record_jump_equiv): Likewise.
12706 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12708 * arm.h (HARD_REGNO_RENAME_OK): Delete.
12709 (EPILOGUE_USES): Define.
12710 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
12711 automatically stack the LR if it isn't live.
12713 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
12715 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
12718 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
12720 * ggc-page.c (max_alignment): New structure.
12721 (MAX_ALIGNMENT): New macro.
12722 (init_ggc): Use it to round up the sizes in the
12723 extra_order_size_table.
12725 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12727 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
12730 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12732 * builtins.def (BUILT_IN_FPRINTF): New entry.
12734 * c-common.c (c_expand_builtin_fprintf): New function.
12735 (init_function_format_info): Handle __builtin_fprintf.
12736 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
12737 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
12739 * c-decl.c (duplicate_decls): Adjust comment.
12741 * extend.texi (fprintf): Document new builtin.
12743 2001-01-07 Richard Henderson <rth@redhat.com>
12745 * jump.c (simplejump_p): Recognize any single_set jump
12746 of the proper form.
12748 2001-01-07 Richard Henderson <rth@redhat.com>
12750 * configure.in (slibdir): Accept an --with-slibdir option.
12751 Use "test" not "[" in configure. Default to $(libdir).
12753 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
12755 * config/t-aix43 (SHLIB_INSTALL): Likewise.
12756 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
12757 (SHLIB_LINK): Create links for the soname.
12758 * config/mips/t-iris6: Likewise.
12759 * config/sparc/t-slibgcc: Likewise.
12760 * config/sparc/t-slibgcc-sld: Likewise.
12762 2001-01-07 Jakub Jelinek <jakub@redhat.com>
12764 * config/i386/i386.c (constant_call_address_operand): Accept
12765 (const (plus (symbol_ref) (const_int))).
12766 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
12767 constant_call_address_operand.
12769 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12771 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
12772 and LONG_LONG_TYPE_SIZE > 32.
12774 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12776 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
12777 the previous change.
12779 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
12781 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
12783 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
12784 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
12785 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
12788 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12790 * fix-header.c (read_scan_file): s/pfile/scan_in/.
12792 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12794 * c-lang.c (c_post_options): Call cpp_post_options.
12795 * objc/objc-act.c (objc_post_options): Similarly.
12796 * cppmain.c (main): Similarly.
12797 * fix-header.c (read_scan_file): Similarly.
12798 * cppinit.c (cpp_start_read): Move option consistency checks
12799 to cpp_post_options. Don't call init_dependency_output.
12800 If needed, add default target and main file dependency.
12801 (OPT_MD, OPT_MMD): Remove.
12803 (cpp_handle_option): Update for OPT_* changes.
12804 (cpp_post_options): New.
12805 (init_dependency_output): Command line -MF overrides environment
12806 variables. Don't set default target etc. Suppress output
12807 if dependencies are going to stdout.
12808 (print_help): Update.
12809 * cpplib.h (cpp_post_options): New.
12810 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
12812 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
12814 * jump.c (comparison_dominates_p): Support unordered compares.
12816 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
12818 * simplify-rtx.c (simplify_relational_operation): Always simplify
12819 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
12822 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
12824 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
12825 (nonzero_bits): Likewise.
12826 (simplify_comparison): Likewise.
12827 (num_sign_bit_copies): Likewise; return more sane value depending
12828 on STORE_FLAG_VALUE.
12829 (known_cond): Do not assume EQ to be always true for equivalent
12832 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
12834 * cse.c (fold_rtx): Handle unordered comparisons.
12836 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
12838 * rtlanal.c (set_of_1): New static function.
12839 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
12840 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
12841 reg_set_last_last_regno): Remove.
12842 (set_of): New global function.
12843 (set_of_data): New structure.
12844 (reg_set_p, reg_set_last): Revamp for set_of.
12845 * rtl.h (set_of): New.
12847 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
12849 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
12850 * extend.texi: Document _Exit builtin.
12852 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12854 * (initialize, initialize_builtins,
12855 initialize_dependency_output, initialize_standard_includes):
12856 Rename s/initialize/init. Update.
12857 (init_dependency_output): Move to after
12858 cpp_handle_options, the correct location temporally at least.
12859 (opt_comp): Move next to init (), its caller. Fix prototype.
12860 (init): Make "initialized" local scope.
12861 (cpp_create_reader): Always call init ().
12862 (cpp_start_read): Update.
12863 (output_deps): New function, broken out of cpp_finish.
12864 (cpp_finish): Break out output_deps.
12866 2001-01-07 Richard Henderson <rth@redhat.com>
12868 * collect2.c (COFF specific stuff): Revert 12-06 patch
12869 to prototype system functions.
12871 2001-01-07 Michael Hayes <mhayes@redhat.com>
12873 * hard-reg-set.h: Add multiple include guard.
12874 * basic-block.h (struct loop): Add `sink' field.
12875 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
12876 (emit_iv_add_mult): Delete.
12877 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
12878 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
12879 (unroll_loop): Remove end_insert_before argument.
12880 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
12881 (maybe_eliminate_biv_1): Likewise.
12882 (emit_iv_add_mult): Delete.
12883 (gen_add_mult, loop_regs_update): New.
12884 (loop_insn_emit_after, loop_insn_emit_before): New.
12885 (loop_insn_sink, loop_insn_sink_or_swim): New.
12886 (emit_iv_add_mult): Delete.
12887 (scan_loop): Set loop->sink.
12888 (loop_givs_reduce): Use loop_insn_sink and its ilk.
12889 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
12890 (maybe_eliminate_biv_1): Likewise.
12891 (maybe_eliminate_biv_1): Add basic block argument.
12892 * unroll.c (unroll_loop): Remove end_insert_before argument.
12893 (find_splittable_regs): Likewise.
12894 (find_splittable_regs): Use loop_insn_sink and its ilk.
12895 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
12897 2001-01-07 Michael Hayes <mhayes@redhat.com>
12899 * loop.h (loop_insn_hoist): New prototype.
12900 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
12901 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
12902 (check_dbra_loop, load_mems): Likewise.
12903 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
12904 (find_splittable_givs): Likewise.
12906 2001-01-07 Michael Hayes <mhayes@redhat.com>
12908 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
12910 2001-01-07 Richard Henderson <rth@redhat.com>
12912 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
12914 2001-01-07 Richard Henderson <rth@redhat.com>
12916 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
12917 NO_SHARED_LIBGCC_MULTILIB as required for the target.
12918 * gcc.c (init_spec): Massage the existing libgcc_spec into a
12919 variant that handles a shared libgcc.
12920 (process_command): Always validate -{static,shared}-libgcc.
12921 (do_spec_1): New 'M' case.
12922 * invoke.text (Link Options): Document -{static,shared}-libgcc.
12924 2001-01-07 Richard Henderson <rth@redhat.com>
12926 * Makefile.in (slibdir): New variable.
12927 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
12928 (installdirs): Create slibdir.
12929 (install-libgcc, install-multilib): Defer to libgcc.mk.
12930 * configure.in (slibdir): Substitute.
12931 * mklibgcc.in (install): New target.
12933 * config/t-linux (SHLIB_LINK): Create links for the soname.
12934 (SHLIB_INSTALL): New.
12935 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
12936 * config/mips/t-iris6 (SHLIB_INSTALL): New.
12937 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
12938 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
12939 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
12941 2001-01-07 Richard Henderson <rth@redhat.com>
12943 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
12944 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
12945 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
12947 2001-01-07 Michael Hayes <mhayes@redhat.com>
12949 * loop.c (count_loop_regs_set): Delete.
12950 (load_mems_and_recount_loop_regs_set): Delete.
12951 (loop_regs_scan): Merge common code from count_loop_regs_set,
12952 scan_loop, and load_mems_and_recount_loop_regs_set.
12953 (scan_loop): Call load_mems directly and loop_regs_scan
12954 again if new registers created.
12956 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12958 * toplev.c (main): Call the front-end specific post_options
12959 hook if one is given.
12960 * toplev.h (struct_lang_hooks, lang_hooks): New.
12961 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
12962 for the C front end.
12963 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
12964 lang_hooks for the C++ front end.
12965 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
12966 lang_hooks for the ObjC front end.
12967 * f/com.c (lang_hooks): Hooks for the Fortran front end.
12968 * java/lang.c (lang_hooks): Hooks for the Java front end.
12970 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12972 * c-lex.c (init_c_lex): Request #define / #undef callbacks
12973 for verbose DWARF[2] debugging.
12974 (cb_define, cb_undef): The new callbacks.
12975 * toplev.h (debug_define, debug_undef): Make const correct.
12976 * toplev.c (debug_define, debug_undef): Similarly. Do not
12977 perform the verbosity tests here anymore.
12979 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
12981 * reload.c (subst_reloads): Take INSN argument. When
12982 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
12983 * reload.h (subst_reloads): Adjust prototype.
12984 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
12985 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
12986 present in JUMP_INSNs and copy them to JUMP_LABEL.
12987 * flow.c (find_label_refs, find_basic_blocks_1): Skip
12988 JUMP_INSNs and insns with REG_LABELs that are followed by
12989 JUMP_INSNs with the same REG_LABEL.
12990 * sched-rgn.c (is_cfg_nonregular): Likewise.
12991 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
12993 * unroll.c (unroll_loop): Look for REG_LABEL notes in
12995 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
12997 2001-01-06 Richard Henderson <rth@redhat.com>
12999 * loop.c (scan_loop): Use xcalloc for the regs array.
13000 (load_mems_and_recount_loop_regs_set): Zero the new memory
13001 received from xrealloc.
13003 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
13005 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
13007 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
13009 * integrate.c (copy_rtx_and_substitute): When copying
13010 an ignored return value, strip REG_FUNCTION_VALUE_P.
13012 2001-01-06 Michael Hayes <mhayes@redhat.com>
13014 * loop.c (debug_biv, debug_giv): New.
13015 (loop_biv_dump): Break out from ...
13016 (record_biv): ... here.
13017 (loop_giv_dump): Break out from ...
13018 (record_giv): ... here.
13019 (loop_bivs_check): Use print_simple_rtl.
13020 * unroll.c (loop_iterations): Use print_simple_rtl.
13022 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13024 * pa.md (return, return_internal): Modify patterns to prevent regrename
13025 mucking with the return pointer.
13027 2001-01-05 Richard Henderson <rth@redhat.com>
13029 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
13031 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
13033 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
13034 version supplied by Matteo Frigo.
13036 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13038 * cpp.texi: Update for -MQ.
13039 * cppinit.c (cpp_create_reader): Always create pfile->deps.
13040 (cpp_cleanup): Always free pfile->deps.
13041 (initialize_dependency_output): Don't create pfile->deps.
13042 (cpp_handle_option): Similarly.
13044 * gcc.c (cpp_options): Handle -MQ.
13045 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
13046 * mkdeps.c (base_name): Remove.
13047 (deps_init): Don't allocate vector space until it's needed.
13048 (deps_free): Only free vectors if allocated.
13049 (deps_add_target, deps_add_dep): Update for initial allocation.
13050 (deps_add_default_target): Don't strip to the base_name.
13052 2001-01-05 DJ Delorie <dj@redhat.com>
13054 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
13055 (INIT_EXPANDERS): Define.
13057 * config/v850/v850.c (struct machine_function): Define.
13058 (v850_save_machine_status): New function.
13059 (v850_restore_machine_status): New function.
13060 (v850_return_addr): New function.
13061 (v850_init_expanders): New function.
13063 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
13064 and v850_init_expanders.
13066 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13068 * cpplib.h (struct cpp_reader): Add help_only field.
13069 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
13070 (cpp_handle_option): Set pfile->help_only if we see -h,
13071 --help, -target-help, or --version. Print version string but
13072 do not set help_only if we see -v or -version. Make text
13073 printed by -v match that printed by (-)-version.
13075 * cppmain.c (main): Exit after option parsing if
13076 pfile->help_only is true.
13078 * toplev.c (independent_decode_option): Call print_version,
13079 then exit, if we see --version (but not -version).
13080 (print_version): Split lengthy message into two lines.
13082 2001-01-05 Nick Clifton <nickc@redhat.com>
13084 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
13085 temporary string for initialisation before calling ggc_alloc_string.
13087 2001-01-06 Michael Hayes <mhayes@redhat.com>
13089 * rtl.h (print_simple_rtl): New.
13090 * print-rtl.c (print_simple_rtl): New.
13091 (flag_simple): New.
13092 (print_rtx): Disable printing of flags and modes, etc.,
13093 if `flag_simple` nonzero.
13095 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13097 * function.c (fixup_var_refs): Use push_to_full_sequence where
13100 2001-01-05 Michael Meissner <meissner@redhat.com>
13102 * flags.h (flag_reorder_blocks): Add declaration.
13103 (flag_rename_block): Ditto.
13105 2001-01-05 DJ Delorie <dj@redhat.com>
13107 * function.c (reorder_blocks): Make sure the flags are all reset
13108 before using them to mark blocks, else a second invocation will
13109 corrupt the block chain.
13110 (reorder_blocks_0): New, resets the flags.
13112 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
13114 * cse.c (find_comparison_args): Stop if the argument is known to
13117 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13119 * config/sh/sh.md (movdf): When splitting load into pair of
13120 registers, don't clobber the register used in the address too
13123 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
13125 * varasm.c (mark_constant_pool): Improve initial comments.
13126 (mark_constants): Move marking of constants to mark_constant.
13127 (mark_constant): New function to recursively mark all constants
13128 referred to by a constant.
13130 2001-01-05 Catherine Moore <clm@redhat.com>
13132 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
13134 2001-01-05 Phil Edwards <pme@sources.redhat.com>
13136 * cp/lang-options.h: Bring comment in line with reality.
13137 * f/lang-options.h: Likewise.
13138 * java/lang-options.h: Likewise.
13139 * objc/lang-options.h: Likewise.
13140 * ch/lang-options.h: Likewise.
13141 * f/g77.texi: And update the manual.
13143 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
13144 Denis Chertykov <denisc@overta.ru>
13146 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
13147 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
13148 * config/avr/avr.md (all peepholes that request a scratch register):
13149 Call it, FAIL the peephole if not safe (in interrupt functions).
13151 2001-01-05 Mark Mitchell <mark@codesourcery.com>
13153 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
13155 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
13157 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
13159 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
13160 BUILT_IN_CREAL and BUILT_IN_CIMAG.
13161 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
13162 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
13163 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
13165 * extend.texi: Document these builtins.
13167 2001-01-05 Daniel Berlin <dberlin@redhat.com>
13169 * c-common.c (lang_get_alias_set): Say we know nothing of
13170 VECTOR_TYPE aliasing.
13172 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
13174 2001-01-05 Bruce Korb <bkorb@gnu.org>
13176 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
13177 their x* equivalent versions for atexit-less systems
13178 * fixinc/fixincl.c(main): do not return from main() on atexit-less
13179 systems (or any other system any more).
13181 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
13183 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
13184 output operands. Use arm_hard_register_operand for operand 4.
13185 (stmsi_postinc): Similarly.
13186 (ldmsi): Use arm_hard_register_operand for opernand 2.
13187 (stmsi): Similarly.
13188 * arm.c (arm_hard_register_operand): New function.
13189 * arm-protos.h (arm_hard_register_operand): Prototype it.
13191 * arm.h (HARD_REGNO_RENAME_OK): Define.
13193 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
13195 * simplify-rtx.c (cfc_args): add "unordered" field.
13196 (check_fold_consts): Set unordered field.
13197 (simplify_relational_operation): Simplify the unordered
13200 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
13203 * emit-rtl.c (try_split): Fix code to mark labels.
13204 * jump.c (mark_jump_label): Make global.
13205 * rtl.h (mark_jump_label): Declare.
13207 * predict.c (estimate_probability): Handle unordred comparisons.
13209 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13211 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
13212 * cppinit.c (initialize_dependency_output): Update.
13213 (cpp_finish): Output dummy targets for -MP.
13215 (cpp_handle_option): Handle -MP. Don't quote -MT options.
13216 * cpplib.h (struct cpp_options): Add deps_phony_targets.
13217 * gcc.c (cpp_options): Update to handle -MP.
13218 * mkdeps.c (deps_add_target, deps_add_default_target): Update
13219 to quote only the default target.
13220 (deps_phony_targets): Insert a preceding newline. Rename from
13221 deps_dummy_targets for consistency.
13224 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13226 * calls.c (emit_library_call_value_1): Support
13227 INIT_CUMULATIVE_LIBCALL_ARGS.
13228 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
13230 2001-01-04 Richard Henderson <rth@redhat.com>
13232 * c-decl.c (finish_struct): Detect flexible array members
13233 used in an inappropriate context.
13234 * c-typeck.c (really_start_incremental_init): Special case
13235 constructor_max_index for zero length arrays.
13236 (pop_init_level): Allow initialization of flexible array
13237 members. Deprecate initialization of zero length arrays.
13238 Don't issue missing initializer warning for flexible array
13239 members or zero length arrays.
13240 (process_init_element): Don't dereference null DECL_SIZE.
13241 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
13242 Don't abort for empty constructors. Use size_binop
13243 (output_constructor): Add commentary regarding zero length
13244 array futures. Abort if we try to initialize an array of
13245 unspecified length with a non-empty constructor in the middle
13248 * extend.texi (Zero Length): Update and clarify documentation
13249 on static initialization.
13251 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13253 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
13254 with more than 32767 words of local storage.
13256 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13258 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
13259 for 'abs', 'labs', and 'fabs'.
13260 (c4x_expand_builtin): Likewise.
13261 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
13263 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13265 * config/sh/sh.md (prget, prset): New insn types.
13266 (return delay slot): Dont' allow prset.
13267 (call, sfunc delay slot): Don't allow prget.
13268 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
13269 for prset and prget.
13271 2001-01-05 Michael Hayes <mhayes@redhat.com>
13273 * loop.h (struct loop_reg): New.
13274 (struct loop_regs): Change to use array of `struct loop_reg'.
13275 * loop.c: Replace assortment of varrays with single regs array.
13276 (count_one_set): Delete may_not_move array argument
13277 and use regs array instead. All caller's changed.
13278 (count_loop_regs_set): Delete may_not_move and single_usage
13279 arguments and use regs array instead. All caller's changed.
13280 (find_single_use_in_loop): Replace usage array argument with pointer
13281 to regs structure. All caller's changed.
13282 (loop_optimize): Delete `moved_once' array.
13284 2001-01-05 Michael Hayes <mhayes@redhat.com>
13286 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
13287 Use it instead of loop_info->has_call for scanning loop mems.
13288 (check_dbra_loop): Replace loop_info->has_call test with
13289 loop_info->has_nonconst_call.
13291 2000-01-04 Matthew Hiller <hiller@redhat.com>
13293 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
13296 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13298 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
13299 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
13301 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13303 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
13304 (flag_short_double, flag_short_wchar): Define.
13305 (c_common_nodes_and_builtins): Create many tree nodes shared
13306 between C and C++ here instead of in cp/decl.c and ...
13307 * c-decl.c (init_decl_processing): ... here.
13308 (SIZE_TYPE, WCHAR_TYPE): Don't define.
13309 (flag_short_double, flag_short_wchar): Don't define.
13310 (record_builtin_type): New function.
13311 (build_void_list_node): New function.
13312 * c-common.h (flag_short_double, flag_short_wchar,
13313 record_builtin_type, build_void_list_node): Declare.
13315 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
13317 * integrate.c (expand_inline_function): Don't put a virtual
13318 register into the reg map.
13320 * function.c (fixup_var_refs_1): If force_operand didn't put
13321 the address into the target, move it there.
13323 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13325 Special-case tree_decl/tree_list allocations.
13326 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
13327 (OBJECT_SIZE): New macro.
13328 (NUM_EXTRA_ORDER): Likewise.
13329 (extra_order_size_table): New variable.
13330 (NUM_ORDERS): New macro.
13331 (objects_per_page_table): New variable.
13332 (object_size_table): New variable.
13333 (G.pages): Use NUM_ORDERS to bound the array.
13334 (G.page_tails): Likewise.
13335 (DIV_ROUND_UP): Remove.
13336 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
13337 (alloc_page): Use OBJECT_SIZE.
13338 (size_lookup): Don't make it const.
13339 (ggc_alloc): Use OBJECT_SIZE.
13340 (ggc_set_mark): Likewise.
13341 (ggc_get_size): Likewise.
13342 (init_ggc): Set up the object_size_table, objects_per_page_table,
13343 and adjust size_lookup.
13344 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
13345 (ggc_pop_context): Use NUM_ORDERS.
13346 (clear_marks): Likewise.
13347 (sweep_pages): Likewise.
13348 (poison_pages): Likewise.
13349 (ggc_print_statistics): Use OBJECT_SIZE.
13351 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13353 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
13354 Only call array_size_for_constructor if last field and array type
13355 with no upper bound.
13357 2001-01-04 Philip Blundell <philb@gnu.org>
13359 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
13360 from bit 31 downwards, if this requires no more insns.
13361 (count_insns_for_constant): New helper function for above.
13363 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
13365 * gencodes.c (output_predicate_decls): Remove empty initializer.
13367 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13369 * tree.c (copy_node): Remove documentation about obstacks.
13370 (buidl1): Check that nobody tries to build 2-argument nodes this
13373 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13375 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
13378 * gencodes.c (output_predicate_decls): Fill empty initializer
13381 2001-01-04 Jakub Jelinek <jakub@redhat.com>
13383 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
13384 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
13386 (do_include): Handle missing headers like cpp0.
13387 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
13388 paths with first include pathname. Don't strcat to uninitialized
13391 2001-01-04 Bernd Schmidt <bernds@redhat.com>
13393 * regrename.c (regrename_optimize): Don't rename from frame pointer
13394 if frame_pointer_needed.
13395 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
13396 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
13397 (ia64_reorg): Use it instead of scheduling if ! optimize.
13398 (errata_emit_nops): Properly call asm_noperands.
13399 (ia64_sched_reorder): Finish cycle if we see an asm.
13400 (ia64_variable_issue): Clear scheduling state after asms.
13402 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
13404 * cpp.texi: Update for -MT.
13405 * cppinit.c (initialize_dependency_output): Add a default
13406 target if none has been given already.
13407 (no_tgt, OPT_MT): New.
13408 (cpp_handle_option): Handle -MT. Update -M etc.
13409 * cpplib.h (struct cpp_options): Remove deps_target.
13410 * gcc.c (cpp_options): Handle -MT.
13411 * mkdeps.c (struct deps): Move from mkdeps.h.
13412 (deps_calc_target): Rename deps_add_default_target. Add a
13413 default target if none has been specified already.
13414 * mkdeps.h (struct deps): Move to mkdeps.c.
13415 (deps_calc_target): Rename deps_add_default_target.
13417 2000-01-03 Richard Henderson <rth@redhat.com>
13419 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
13421 * c-typeck.c (push_init_level): Move checks for flexible array
13422 members and zero length arrays ...
13423 (pop_init_level): ... here. Silently discard empty initializations.
13425 * varasm.c (output_constructor): Update for sizeof change to
13426 zero-length arrays.
13428 * extend.texi (Zero Length): Clarify semantics.
13430 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13432 * configure.in (tm.h): Include isns-codes.h last.
13433 * configure: Rebuilt.
13435 2001-01-03 Richard Henderson <rth@redhat.com>
13437 * config/alpha/alpha.md (addvsi3, addvdi3): New.
13438 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
13440 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13442 * tradcpp.c (main): Make sure finclude() is called with a valid
13443 indepth value while handling -include.
13445 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13447 * gencodes.c (output_predicate_decls): New function.
13449 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
13450 even if it is not the first time machmode.h is #included.
13451 * config/sh/sh.c (fpul_operand): Declare MODE argument.
13452 * tm.texi (PREDICATE_CODES): Document predicate declarations.
13453 * gcc.texi (Copyright): Added 2001.
13455 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13457 * c-common.c (c_common_lang_init): New function. Warn if format
13458 warning options which only have effects when used with -Wformat
13459 are used without -Wformat.
13460 * c-common.h (c_common_lang_init): Declare.
13461 * c-lang.c (lang_init): Call c_common_lang_init.
13462 * objc/objc-act.c (lang_init): Call c_common_lang_init.
13464 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13466 * configure.in: Check for the mktemp command.
13467 * configure: Regenerate.
13468 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
13469 $TEMP. Create temporary files with mktemp, if available at
13470 configure time; otherwise use set -C. Remove temporary files
13473 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13475 * configure.in: Require at least texinfo 4.0. Check for whether
13476 Pod::Man is sufficiently recent to regenerate GCC manpages.
13477 * configure: Regenerate.
13478 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
13480 (GENERATED_MANPAGES): Define.
13481 (generated-manpages): New target. Depend on cpp.1 as well as
13483 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
13484 configure to generated-manpages or empty) rather than on the
13485 manpages directly. Remove execute permission from installed
13486 gcov.1 as well as cpp.1.
13487 * cpp.1, gcov.1: Regenerate.
13489 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13491 * builtins.c (expand_builtin_strncmp): Use host_integerp and
13492 tree_low_cst. Allow using cmpstrsi in more cases.
13494 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13496 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
13499 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
13501 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
13502 * Makefile.in (HOST_CFLAGS): Mention build-make.
13504 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13506 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
13509 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13511 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
13514 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
13517 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
13518 reg_base_value and reg_known_value arrays.
13519 (init_alias_analysis): Add more cases to detect known values.
13520 * sched-deps.c (deps_may_trap_p): New function.
13521 (sched_analyze_2): Use it.
13523 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13525 * combine.c (simplify_shift_const): Even if we're sign-extracting,
13526 don't discard an ASHIFTRT if we're shifting in a wider mode.
13528 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
13530 * toplev.c (rest_of_compilation): Don't print basic block information
13531 when CFG isn't up to date.
13533 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
13535 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
13536 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
13537 (UNALIGNED_SHORT_ASM_OP): Define.
13538 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
13540 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13542 * fold-const.c (fold_convert): Fix typo.
13544 2001-01-02 Richard Henderson <rth@redhat.com>
13546 * c-common.h (ASM_INPUT_P): New.
13547 * c-parse.in (asm): Set it when needed.
13548 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
13549 existance of an operand.
13551 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
13553 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
13554 (dwarf2out_frame_debug_expr): Likewise.
13555 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
13557 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
13559 * i386.c (ix86_split_to_parts): Return number of part required;
13561 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
13563 (ix86_split_long_move): Use number of part returned
13564 by ix86_split_to_parts
13565 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
13567 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
13568 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
13569 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
13570 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
13571 (ALIGN_MODE_128): Add TFmode.
13572 (IS_STACK_MODE): Likewise.
13573 (HARD_REGNO_NREGS): TFmode needs 3 registers.
13574 (HARD_REGNO_OK): Support TFmodes.
13575 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
13576 * i386.md (scheduler definitions): Use memory operand to determine
13577 fst/fld instructions; use mode attribute to determine real mode of
13579 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
13580 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
13582 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13584 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
13586 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13588 * expr.c (store_constructor_field): Update ALIGN before calling
13591 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13593 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
13596 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13598 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
13601 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13603 * c-decl.c (start_function): Don't warn on third parameter to main.
13605 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13607 * tsystem.h: Define HAVE_DECL_GETOPT.
13609 2001-01-02 Philip Blundell <pb@futuretv.com>
13611 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
13614 2001-01-02 Richard Henderson <rth@redhat.com>
13616 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
13618 2001-01-02 Andreas Jaeger <aj@suse.de>
13620 * c-decl.c (c_decode_option): Remove support of
13621 -Wmissing-noreturn.
13623 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
13624 (W_options): Add -Wmissing-noreturn here.
13626 * flow.c: Define lang_missing_noreturn_ok_p.
13627 (check_function_return_warnings): Use it.
13629 * c-common.h: Declare lang_missing_noreturn_ok_p.
13631 * c-lang.c (c_missing_noreturn_ok_p): New function.
13632 (lang_init): Set lang_missing_noreturn_ok_p.
13634 * invoke.texi (Warning Options): Document this.
13636 2000-12-27 Phil Edwards <pme@sources.redhat.com>
13638 * extend.texi (C++ Extensions): New node for C++ attributes;
13639 describe init_priority and com_interface.
13640 * invoke.texi: Remove -finit-priority as it now has zero effect.
13641 * install.texi: Fix xref syntax.
13642 * md.texi: Likewise.
13644 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13646 * config.gcc (sparc64-wrs-vxworks*): New case.
13647 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
13649 * config/sparc/sparc.c (sparc_override_options): Do support different
13650 pointer and architecture size.
13651 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
13652 (POINTERS_EXTEND_UNSIGNED): Define.
13653 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
13654 (FUNCTION_MODE): Define to be Pmode.
13655 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
13657 * function.c (expand_function_end): Properly handle DECL_RESULT
13658 and copy when ptr_mode != Pmode.
13659 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
13661 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13663 * c-common.c (c_common_nodes_and_builtins): Set prototype
13664 parameters for __builtin_fputs, __builtin_fputc and
13665 __builtin_fwrite. Don't declare plain fputc as a builtin.
13667 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
13669 * loop.c (add_label_notes): Increment the label usage count when
13670 a note is added to an insn which refers to a CODE_LABEL.
13671 * gcse.c (add_label_notes): Likewise.
13673 2001-01-01 Andreas Jaeger <aj@suse.de>
13675 * loop.c (scan_loop): Use xmalloc to allocate movables.
13677 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
13679 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
13680 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
13681 * reload1.c (REGISTER_MOVE_COST): Likewise.
13682 * regclass.c (REGISTER_MOVE_COST): Likewise.
13683 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
13684 dimension. Adjust all users.
13685 (init_reg_sets_1): Iterate on all modes.
13686 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
13687 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
13688 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
13689 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
13690 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
13691 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
13692 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
13693 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
13694 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
13695 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
13696 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
13697 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
13698 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
13699 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
13700 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
13701 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
13702 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
13703 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
13704 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
13705 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
13706 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
13707 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
13708 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
13709 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
13710 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
13711 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
13712 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
13714 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13716 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
13717 arg VARIES_P. Call it with extra arg.
13718 (true_dependence): Likewise.
13719 * rtl.h (rtx_addr_can_trap_p): Declare.
13720 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
13722 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
13723 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
13724 pic offset table register if it's zero. All callers changed.
13725 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
13727 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13729 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
13730 STRING_POOL_ADDRESS_P.
13732 * config/sparc/sparc.c (input_operand): Properly test for short op.
13734 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
13735 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
13736 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
13737 * config/sparc/elf.h: No longer include sol2.h.
13738 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
13739 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
13741 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
13743 2001-01-01 Michael Hayes <mhayes@redhat.com>
13745 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
13746 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
13747 (record_initial): Likewise.
13748 * unroll.c (copy_loop_body, loop_iterations): Likewise.
13749 (remap_split_bivs): Likewise.
13751 2001-01-01 Michael Hayes <mhayes@redhat.com>
13753 * loop.c (loop_ivs_free): New function.
13754 (strength_reduce): Break out from...
13756 2001-01-01 Michael Hayes <mhayes@redhat.com>
13758 * loop.h (struct iv): New.
13759 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
13760 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
13761 'reg_biv_class' fields with 'regs' and 'n_regs'.
13762 (struct ivs): Rename 'loop_iv_list' field to 'list'.
13763 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
13764 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
13766 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
13768 * resource.c (mark_referenced_resources): Abort() before
13769 attempting to mark a pseudo register.
13770 (mark_set_resources): Likewise.
13772 2001-01-01 Michael Hayes <mhayes@redhat.com>
13774 * loop.h (REG_IV_CLASS): New accessor macro.
13775 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
13776 * unroll.c (REG_IV_CLASS): Likewise.
13778 See ChangeLog.4 for earlier changes.