1 2005-04-04 Alan Modra <amodra@bigpond.net.au>
3 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
6 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
9 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
12 2005-04-04 Richard Henderson <rth@redhat.com>
13 Jakub Jelinek <jakub@redhat.com>
15 PR rtl-optimization/16104
16 * fold-const.c (fold_unary): Fix folding of vector conversions.
18 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
20 * config.gcc (xstormy16-*-elf): Set extra_options.
21 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
22 * config/stormy16/stormy16.opt: New file.
24 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
26 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
27 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
28 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
29 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
30 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
31 (TARGET_UNIX_ASM): Delete.
32 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
33 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
34 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
35 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
36 * config/pdp11/pdp11.opt: New file.
38 2005-04-03 Roger Sayle <roger@eyesopen.com>
39 Alexandre Oliva <aoliva@redhat.com>
42 * fold-const.c (non_lvalue): Split tests into...
43 (maybe_lvalue_p): New function.
44 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
45 C++ front-end prior to lowering into gimple form.
47 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
49 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
50 BUILT_IN_STRNCASECMP): New.
51 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
54 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
57 * arm.md (addsi3_compare0_for_combiner): Delete.
58 (addsi3_compare0_scratch_for_combiner): Delete.
59 (cmpsi_neg_shiftsi): Delete.
60 (compare_negsi_si): New pattern.
61 (cmpsi_negshiftsi_si): New pattern.
62 (negated_cbranchsi4): Restrict to equality_operator.
64 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
67 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
69 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
72 * doc/install.texi: Fix a typo.
74 2005-04-03 Steven Bosscher <stevenb@suse.de>
77 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
78 a computed goto if the edge to the computed goto block has
79 incoming abnormal edges. Clarify how the function works.
81 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
83 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
84 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
85 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
86 hash_scan_set, reg_set_between_after_reload_p,
87 reg_used_between_after_reload_p, get_avail_load_store_reg,
88 eliminate_partially_redundant_load): Likewise.
89 * postreload.c (reload_cse_simplify_set,
90 reload_combine_note_use): Likewise.
91 * predict.c (predict_insn, expected_value_to_br_prob,
92 propagate_freq, expensive_function_p): Likewise.
93 * print-rtl.c (print_rtx): Likewise.
94 * profile.c (instrument_edges, instrument_values,
95 compute_branch_probabilities, branch_prob, union_groups,
96 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
97 * protoize.c (in_system_include_dir, file_could_be_converted,
98 file_normally_convertible, gen_aux_info_file, seek_to_line,
99 do_cleaning): Likewise.
100 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
101 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
102 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
104 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
106 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
107 * modulo-sched.c (undo_replace_buff_elem): New structure.
108 (kernel_number_of_cycles, ps_unschedule_node,
109 undo_generate_reg_moves,free_undo_replace_buff,
110 undo_permute_partial_schedule, loop_single_full_bb_p,
111 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
112 build_loops_structure, get_sched_window): New.
113 (generate_reg_moves): Return undo_replace_buff_elem and other
115 (generate_prolog_epilog): Remove old loop versioning.
116 (sms_schedule): Use loop information and loop_version.
117 (sms_schedule_by_order): Split part of it to get_sched_window.
118 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
119 cfg_layout_finalize and free_dominance_info before/after SMS.
121 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
123 * cfghooks.c (lv_flush_pending_stmts,
124 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
125 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
126 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
127 lv_add_condition_to_bb,
128 lv_adjust_loop_header_phi, extract_cond_bb_edges,
129 flush_pending_stmts): New in cfg_hooks structure.
130 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
131 extract_cond_bb_edges, lv_adjust_loop_header_phi,
132 lv_add_condition_to_bb): New declarations.
133 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
135 (loop_version): Declare.
136 * cfgloopmanip.c (cfghooks.h): Include.
137 (duplicate_loop_to_header_edge): Change return type to bool.
138 (loop_version, lv_adjust_loop_entry_edge): Move here.
139 * cfgrtl.c (cfgloop.h): Include.
140 (rtl_verify_flow_info_1): Fix.
141 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
142 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
144 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
145 tree_lv_add_condition_to_bb): New.
146 (tree_cfg_hooks): Add new hooks to initialization.
147 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
148 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
150 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
152 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
153 xstormy16_below100_or_register,
154 xstormy16_splittable_below100_or_register, and
155 nonimmediate_nonstack_operand.
157 * config/stormy16/stormy16-protos.h: Remove the prototypes for
158 xstormy16_ineqsi_operator, equality_operator,
159 inequality_operator, shift_operator,
160 xstormy16_below100_operand, xstormy16_below100_or_register,
161 xstormy16_splittable_below100_or_register,
162 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
163 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
164 equality_operator, inequality_operator,
165 xstormy16_below100_operand, xstormy16_below100_or_register,
166 xstormy16_splittable_below100_or_register,
167 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
168 nonimmediate_nonstack_operand, shift_operator): Move to
170 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
171 * config/stormy16/stormy16.md: Include predicates.md.
172 * config/stormy16/predicates.md: New.
174 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
176 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
177 small_int, large_int, reg_or_0_operand, simple_memory_operand,
178 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
179 move_operand, power_of_2_operand): Move to predicates.md.
180 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
181 PREDICATE_CODE): Remove.
182 * config/iq2000/iq2000.md: Include predicates.md.
183 * config/iq2000/predicates.md: New.
185 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
187 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
188 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
189 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
190 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
191 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
192 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
193 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
194 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
195 (TARGET_M68HC11): Delete.
196 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
197 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
198 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
199 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
200 (nb_soft_regs): Delete.
201 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
202 (m68hc11_override_options): Remove the code that caters for MASK_M6811
203 and MASK_M6812 being set simultaneously. Change the code that sets
204 the default m68hc11_soft_reg_count to use integers instead of strings.
205 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
206 m68hc11_soft_reg_count (which now has an int type) as the number
208 * config/m68hc11/m68hc11.opt: New file.
210 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
212 * config/fr30/fr30.h (PREDICATE_CODES): Remove
213 fp_displacement_operand, sp_displacement_operand.
215 * config/m68hc11/m68hc11-protos.h: Add a prototype for
217 Remove the prototypes for tst_operand, cmp_operand,
218 stack_register_operand, d_register_operand,
219 hard_addr_reg_operand, splitable_operand,
220 m68hc11_logical_operator, m68hc11_arith_operator,
221 m68hc11_non_shift_operator, m68hc11_shift_operator,
222 m68hc11_unary_operator, m68hc11_eq_compare_operator,
223 non_push_operand, hard_reg_operand, and
224 reg_or_some_mem_operand.
225 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
227 (tst_operand, cmp_operand, non_push_operand,
228 splitable_operand, reg_or_some_mem_operand,
229 stack_register_operand, d_register_operand,
230 hard_addr_reg_operand, hard_reg_operand,
231 m68hc11_eq_compare_operator, m68hc11_logical_operator,
232 m68hc11_arith_operator, m68hc11_non_shift_operator,
233 m68hc11_shift_operator, m68hc11_unary_operator): Move to
235 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
236 * config/m68hc11/m68hc11.md: Include predicates.md.
237 * config/m68hc11/predicates.md: New.
239 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
242 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
243 change checked in along with 2005-03-03's patch for debug/20253.
244 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
245 (remap_decl): Insert type decl in map earlier.
247 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
249 PR tree-optimization/20640
250 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
251 post-dominator if it has phi nodes.
252 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
253 before dead statements.
255 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
258 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
260 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
262 PR rtl-optimization/20290
263 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
264 in every iteration if the entry point is the exit test.
266 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
268 * config/cris/cris.md (attribute "length"): Define.
270 2005-04-02 Geoffrey Keating <geoffk@apple.com>
272 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
273 (word_offset_memref_operand): New.
274 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
275 (indexed_or_indirect_operand): Delete.
276 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
277 (indexed_or_indirect_operand): Delete.
279 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
282 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
285 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
286 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
288 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
290 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
292 2005-04-01 Ian Lance Taylor <ian@airs.com>
294 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
295 (rus, prus): Remove static variables.
296 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
297 (process_command): Permit report_times and use_pipes together.
299 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
301 * c-decl.c (validate_proto_after_old_defn): Look at
302 TYPE_MAIN_VARIANT of argument types.
304 2005-04-01 Paul Brook <paul@codesourcery.com>
306 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
307 (arm_output_function_epilogue): Allow call_via_SP.
308 (thumb_call_via_reg, arm_file_end): Ditto.
309 * config/arm/arm.h (struct machine_function): Include space for SP.
310 (thumb_call_via_label): Update declaration.
312 2005-04-01 Ian Lance Taylor <ian@airs.com>
314 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
315 doing a peephole optimization, once again put any notes in the
318 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
320 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
322 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
324 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
325 (block_alloc, find_free_reg): Likewise.
326 * loop-doloop.c (doloop_modify): Likewise.
327 * loop-invariant.c (record_use): Likewise.
328 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
329 get_iv_value, canon_condition, eliminate_implied_condition,
330 eliminate_implied_condition, simplify_using_initial_values,
331 shorten_into_mode, canonicalize_iv_subregs,
332 iv_number_of_iterations): Likewise.
333 * loop-unroll.c (expand_var_during_unrolling): Likewise.
334 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
335 unswitch_loop): Likewise.
336 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
337 move_movables, replace_call_address, find_and_verify_loops,
338 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
339 record_giv, final_giv_value, general_induction_var,
340 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
341 loop_giv_dump): Likewise.
343 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
344 GCOV_CHECK_WRITING): Remove.
345 (gcov_position, gcov_rewrite): Use gcc_assert.
346 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
347 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
348 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
351 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
353 * tree-inline.c: Fix a typo.
355 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
357 * configure.ac (enable-checking): Explicitly set all variables for
358 collective switch values. Alphabetize variables. Rename
359 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
361 * doc/install.texi (enable-checking): Update documentation.
362 * configure: Rebuilt.
364 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
366 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
369 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
371 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
372 Also reject cases where this pattern will cause load delay stalls
373 unless optimizing for size and it will produce a shorter sequence.
374 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
375 variants to avoid pre-adjusting the base when possible.
377 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
379 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
380 the frame and argument pointers.
381 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
382 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
383 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
384 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
385 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
386 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
388 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
390 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
391 with entry for selectany attribute.
392 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
394 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
395 (i386_pe_asm_named_section): Handle sections generated by
397 * doc/extend.texi (selectany): Document attribute.
399 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
400 Jan Hubicka <jh@suse.cz>
402 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
403 to fix addresses involving EBP and ESP.
404 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
405 for SUBREGed registers.
406 (legitimate_address_p): Accept SUBREGed registers.
408 2005-04-01 Jakub Jelinek <jakub@redhat.com>
411 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
412 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
415 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
417 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
419 2005-04-01 James E Wilson <wilson@specifixinc.com>
422 * dwarf2out.c (rtl_for_decl_init): New function.
423 (rtl_for_decl_location): Extracted from here.
424 (tree_add_const_value_attribute): Call rtl_for_decl_init and
425 add_const_value_attribute. Delete initializer_constant_valid_p call.
427 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
429 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
430 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
431 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
432 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
433 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
434 config/i386/i386.md, config/rs6000/predicates.md,
435 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
436 config/s390/s390.c, config/stormy16/stormy16.c,
437 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
440 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
443 * gimplify.c (gimplify_expr): Create a temporary for lvalue
444 COND_EXPR and CALL_EXPR.
446 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
449 * genautomata.c (first_cycle_unit_presence): Check all alternative
450 states for unit presence.
452 * doc/md.texi: Remove remark about impossibility to query unit
453 presence in non nondeterministic automaton state.
455 * config/ia64/ia64.c (get_template): Change order of unit querying.
457 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
459 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
462 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
464 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
465 flag for edges outside any loops.
467 2005-03-31 Janis Johnson <janis187@us.ibm.com>
469 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
471 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
473 * tree-ssa-alias.c: Follow spelling conventions.
474 * doc/tree-ssa.texi: Fix a typo.
476 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
478 * postreload-gcse.c: Include target.h.
479 (gcse_after_reload_main): Return early if we cannot modify jumps.
480 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
482 2005-03-31 David Edelsohn <edelsohn@gnu.org>
484 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
485 expensive operations.
487 2005-03-31 Ian Lance Taylor <ian@airs.com>
489 * collect2.c (lderrout): New variable.
490 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
491 if it is set, to stderr.
492 (handler): Unlink lderrout if it is set.
493 (dump_file): Add "to" parameter. Change all callers.
494 (main): Initialize lderrout.
495 (collect_execute): Add errname parameter. Change all callers.
496 Rename redir parameter to outname. Never pass
497 PEX_STDERR_TO_STDOUT to pex_run.
498 * collect2.h (collect_execute, dump_file): Update declarations.
499 * tlink.c (tlink_execute): Add errname parameter. Change all
501 (do_tlink): Check lderrout as well as ldout.
503 2005-03-31 Caroline Tice <ctice@apple.com>
505 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
506 (bb-reorder.o): Add errors.h to list of requirements.
507 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
508 profiledbootstrap flags.
509 * bb-reorder.c (errors.h): Add new include.
510 (struct bbro_basic_block_data_def): Add new field, in_trace.
511 (add_unlikely_executed_notes): Remove function.
512 (mark_bb_for_unlikely_executed_section): Remove function.
513 (insert_section_boundary_note): New function.
514 (verify_hot_cold_block_grouping): New function.
515 (push_to_next_round_p): Remove variables and tests that push all
516 cold blocks to last round.
517 (find_traces): Remove code that added extra round of trace finding
518 when doing partitioning.
519 (find_traces_1_round) : Remove variable last_round; add code to
520 update new struct field, in_trace; correct trace_length where it was
521 incorrect before (after call to copy_bb); change code that pushed all
522 cold blocks to last round. Instead verify that all blocks going into
523 a trace belong in the same partition.
524 (connect_traces): Modify to connect the traces in two passes, if the
525 function contains both hot and cold blocks. The first pass connects
526 all the traces for blocks in the partition that the first block in
527 the function belongs to; the second pass connnects all the traces
528 containing blocks that belong in the other partition.
529 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
530 code that automatically put the first block in a function into the
531 hot partition if the function had any hot blocks.
532 (fix_crossing_unconditional_branches): Check number of succ edges
533 before attempting to get one.
534 (fix_edges_for_rarely_executed_code): Update comment describing
536 (reorder_basic_blocks): Add code to initialize new field (in_trace);
537 remove call to add_unlikely_executed_notes; add call to
538 verify_hot_cold_block_grouping.
539 (duplicate_computed_gotos): Don't change computed goto if it's a
541 (partition_hot_cold_basic_blocks): Update function comment.
542 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
544 (try_forward_edges): Likewise.
545 (merge_blocks_move_predecessor_nojumps): Likewise.
546 (merge_blocks_move_successor_nojumps): Likewise.
547 (merge_blocks_move): Likewise.
548 (try_crossjump_bb): Likewise.
549 * cfglayout.c (update_unlikely_executed_notes): Remove function.
550 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
551 notes to cold bb's; remove call to update_unlikely_executed_notes.
552 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
553 NOTE_INSN_SWITCH_TEXT_SECTIONS.
554 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
555 function declaration.
556 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
558 (rtl_can_merge_blocks): Remove redundancy from condition.
559 (try_redirect_by_replacing_jump): Likewise.
560 (force_nonfallthru_and_redirect): Remove code for adding
561 UNLIKELY_EXECUTED_CODE notes to cold bb's.
562 (commit_one_edge_insertion): Likewise.
563 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
564 * dbxout.c (FORCE_TEXT): Replace function_section with
565 current_function_section.
566 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
567 function, switch_text_section.
568 (struct xcoff_debug): Likewise.
569 (dbxout_function_end): Add code to put out label diffs for both
570 hot and cold sections.
571 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
572 for new debug_hooks funciton, switch_text_section..
573 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
575 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
576 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
577 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
578 dw_fde_switched_sections.
579 (output_call_frame_info): Add test to see if function switches text
580 sections in the middle; if so, use appropriate extra hot and cold
581 section labels to compute size deltas for the hot and cold sections.
582 (dwarf2out_begin_prologue): Add code to initialize new fields in
584 (dwarf2out_switch_text_section): New function (invoked through
585 debug_hook); updates new fields in dw_fde_struct appropriately and
586 increments separate_line_info_table_in_use.
587 (dwarf2_debug_hooks): Initialize switch_text_section function to be
588 dwarf2out_switch_text_section.
589 (struct var_loc_node): Add new field, section_label.
590 (output_aranges): Add code to check whether in hot or cold section and
591 use the appropriate label in calculating deltas.
592 (output_ranges): Likewise.
593 (output_line_info): Add code to check which section we're in and
594 use appropriate hot/cold label.
595 (add_location_or_constant_value_attribute): Likewise.
596 (gen_subprogam_die): Modify arange attributes to use correct labels.
597 (dwarf2out_begin_block): Change call to function_section into call to
598 current_function_section.
599 (dwarf2out_end_block): Likewise.
600 (dwarf2out_source_line): Likewise.
601 (dwarf2out_var_location): Add code to check whether in hot or cold
602 section and use the appropriate label.
603 * except.c (output_function_exception_table): Change call to
604 function_section into call to current_function_section.
605 * final.c (profile_function): Likewise.
606 (scan_ahead_for_unlikely_executed_note): Remove function.
607 (final_scan_insn): Remove calls to
608 scan_ahead_for_unlikely_executed_note, and related code for switching
609 to cold section, except for the single time
610 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
611 debug_hooks->switch_text_sections; replace appropriate calls to
612 function_section with calls to current_function_section.
613 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
614 test_bb to condition.
615 (find_if_case_2): Likewise.
616 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
617 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
618 * opts.c (decode_options): Change warning about hot/cold partitioning
619 with exceptionss to inform (so as not to cause bootstrap failures);
620 remove warning about partitioning with DWARF debug info.
621 * output.h (current_function_section): Add new function decl.
622 (insert_section_boundary_note): Likewise.
623 (enum in_section): Move this declaration here from varasm.c.
624 (unlikely_section_label): Likewise.
625 (unlikely_text_section_name): Likewise.
626 (last_text_section_name): New global variable.
627 (last_text_section): Likewise.
628 (hot_section_label): Likewise.
629 (hot_section_end_label): Likewise.
630 (cold_section_end_label): Likewise.
631 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
632 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
633 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
634 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
635 insn from consideration.
636 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
638 * varasm.c (basic-block.h): Add new include.
639 (unlikely_section_label_printed): Remove global variable.
640 (unlikely_section_label): Make global variable not be static any more.
641 (unlikely_text_section_name): Likewise.
642 (hot_section_end_label): New global variable (not static)
643 (first_function_block_is_cold): Likewise.
644 (hot_section_label): Likewise.
645 (cold_section_end_label): Likewise..
646 (last_text_section): New global variable, not static.
647 (last_text_section_name): New global variable, not static.
648 (initialize_cold_section_name): New function.
649 (enum in_section): Move declaration to output.h.
650 (text_section): Update last_text_section.
651 (unlikely_text_section): Replace code to determine cold section name
652 with call to initialize_cold_section_name; Add code to update
653 last_text_section; remove code for printing out label.
654 (named_section_real): Add code to update last_text_section and
655 last_text_section_name as appropriate.
656 (function_section): Change test for 'unlikely' to depend on
657 first_function_block_is_cold (moved old test to
658 current_function_section).
659 (current_function_section): New function.
660 (assemble_start_function): Move code that frees
661 unlikely_text_section_name; initialize hot_section_end_label;
662 print hot and cold section labels at the start of the function;
663 set first_function_block_is_cold, if appropriate; initialize l
664 ast_text_section; add call to insert_section_boundary_note.
665 (assemble_end_function): Add code to write out hot and cold section
667 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
669 * config/darwin.c (machopic_select_section): Replace incorrect
670 function in base_funs; update reloc for cold sections if necessary.
671 * config/darwin.h (SECTION_FUNCTION): Add code to update
672 last_text_section if appropriate.
673 (text_unlikely_section): Remove.
674 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
675 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
676 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
677 partitioning for this architecture.
679 2005-03-31 Olivier Hainque <hainque@adacore.com>
681 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
682 defined and non-zero.
684 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
687 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
690 2005-03-31 Alan Modra <amodra@bigpond.net.au>
693 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
694 label operand. Remove (use (unspec..)). Don't emit a label on
696 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
697 generate inline label for load_toc_v4_PIC_1b.
698 (rs6000_emit_load_toc_table): Likewise.
700 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
702 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
703 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
705 2005-03-29 Devang Patel <dpatel@apple.com>
707 * tree-sra.c (decide_block_copy): Disable scalarization of
710 2005-03-30 Stuart Hastings <stuart@apple.com>
711 Dale Johannesen <dalej@apple.com>
713 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
714 * print-tree.c (print_node): Add case STATEMENT_LIST.
716 2005-03-31 Alan Modra <amodra@bigpond.net.au>
718 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
719 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
720 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
721 is given with "powerpc64*" or "all", or when --with-cpu chooses
724 2005-03-30 James E. Wilson <wilson@specifixinc.com>
727 * dwarf2out.c (add_high_low_attributes): New function, extracted from
728 gen_lexical_block_die.
729 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
731 2005-03-31 Jan Hubicka <jh@suse.cz>
733 2004-11-02 Jan Hubicka <jh@suse.cz>
735 * cgraph.c (cgraph_varpool_node_name): New function.
736 (dump_cgraph_varpool_node): New function.
737 (dump_varpool): New function.
738 * cgraphunit.c (cgraph_optimize): Dump varpool.
740 2004-10-16 Jan Hubicka <jh@suse.cz>
742 * cgraph.c (decide_is_variable_needed): New function.
743 (cgraph_varpool_finalize_decl): Use it.
744 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
746 * final.c (output_addr_const): Do not call mark_referenced.
747 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
748 always go via cgraph.
749 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
750 (check_global_declarations): Ifdef out code clearing DECL_RTL.
751 * tree-optimize.c (execute_inline): Mark functions called.
752 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
754 2004-10-11 Jan Hubicka <jh@suse.cz>
756 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
757 (cgraph_varpool_last_needed_node): New static variable.
758 (enqueue_needed_varpool_node): Break out from ...; add items to the
759 end of queue; update first pointers.
760 (cgraph_varpool_mark_needed_node): ... here.
761 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
762 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
763 * cgraph.h (cgraph_varpool_node): Add analyzed field.
764 (cgraph_varpool_first_unanalyzed_node): Declare.
765 * cgraphunit.c: Include output.h.
766 (cgraph_varpool_analyze_pending_decls): New function.
767 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
768 for errors, analyze pending decls.
769 (cgraph_finalize_compilation_unit): Only analyze decls.
770 (cgraph_optimize): Assemble the decls after expanding.
772 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
774 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
775 subvars get marked properly in tags for grouping.
776 (add_pointed_to_var): Mark only actual pointed to
777 variables/subvars in addresses needed.
778 (create_overlap_variables_for): Clear call clobbered on original
780 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
781 addresable vars with subvars into list.
782 * tree-ssa.c (verify_ssa_name): Verify original is not used where
785 2005-03-30 Richard Henderson <rth@redhat.com>
787 * cgraph.h (struct cgraph_node): Add alias.
788 * varasm.c (assemble_alias): Set it.
789 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
790 avoid calling cgraph_expand_function.
792 2005-03-30 Tom Tromey <tromey@redhat.com>
794 * tree.def (FILE_TYPE): Removed.
795 * typeclass.h (enum type_class): Removed file_type_class.
796 * dwarf2out.c (is_base_type): Updated.
797 (gen_type_die): Likewise.
798 * dbxout.c (dbxout_type): Updated.
799 * builtins.c (type_to_class): Updated.
800 * tree.c (type_contains_placeholder_1): Updated.
801 * config/sparc/sparc.c (sparc_type_code): Updated.
802 * config/ia64/ia64.c (hfa_element_mode): Updated.
803 * expr.c (count_type_elements): Updated.
804 * stor-layout.c (layout_type): Updated.
805 * tree-inline.c (remap_type): Updated.
806 * tree-pretty-print.c (dump_generic_node): Updated.
808 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
810 * builtins.c (expand_builtin_powi): Fix mode of
811 2nd argument to match int.
812 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
813 2nd argument type to int.
814 * libgcc2.c: Change prototype of __powi* functions to use
817 2005-03-30 Dale Johannesen <dalej@apple.com>
820 * calls.c (expand_call): Flush pending deferrals before
823 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
827 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
828 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
829 c_label_context, label_context_stack): New.
830 * c-decl.c (define_label): Check for jumps into statement
831 expressions. Add label to list of defined labels.
832 (start_function): Push context on label_context_stack.
833 (finish_function): Pop context from label_context_stack.
834 * c-typeck.c (label_context_stack): New.
835 (c_finish_goto_label): Check for jumps into statement
836 expressions. Add label to list of jumped to labels.
837 (struct c_switch): Add blocked_stmt_expr.
838 (c_start_case): Initialize it.
840 (c_finish_case): Verify !blocked_stmt_expr.
841 (c_begin_stmt_expr): Push context on label_context_stack.
842 Increment blocked_stmt_expr. Mark labels jumped to from outside
844 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
845 defined in the statement expression and no longer jumpable to.
846 Mark labels jumped to from just outside the statement expression
847 as again definable. Pop context from label_context_stack.
848 * doc/extend.texi (Statement Exprs): Update.
850 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
853 * c-decl.c (start_function): Check for old_decl being
856 2005-03-30 Ian Lance Taylor <ian@airs.com>
858 * final.c (final): Remove prescan parameter. Change all callers.
859 (final_scan_insn): Remove prescan parameter. Change all callers.
861 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
863 * tree-vectorizer.c: Fix comment typos.
865 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
867 * tree-scalar-evolution.c (instantiate_parameters_1): Return
868 as soon as a chrec_dont_know is detected.
870 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
872 Merge from csl-arm-branch.
873 2004-02-12 Mark Mitchell <mark@codesourcery.com>
875 * tlink.c (recompile_files): Do not assume that "rename" can
876 overwrite an existing file.
878 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
880 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
881 * gcc/configure: Regenerate.
883 2005-03-30 Alan Modra <amodra@bigpond.net.au>
885 * doc/install.texi: Update binutils requirement for powerpc*-linux.
887 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
889 * calls.c (struct arg_data): Update "partial" comment.
890 (load_register_parameters): Update "nregs" comment.
892 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
894 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
895 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
896 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
897 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
898 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
899 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
900 than target_flags & 0.
901 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
902 (iq2000_arch, iq2000_parse_cpu): Delete.
903 (TARGET_HANDLE_OPTION): Override default.
904 (iq2000_handle_option): New function.
905 (override_options): Remove -march= and -mcpu= handling.
906 * config/iq2000/iq2000.opt: New file.
908 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
910 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
911 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
912 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
913 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
914 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
915 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
916 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
917 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
918 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
919 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
920 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
921 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
922 (c4x_rpts_cycles_string, c4x_cpu_version_string)
923 (TARGET_OPTIONS): Delete.
924 (c4x_rpts_cycles, c4x_cpu_version): Declare.
925 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
926 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
927 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
928 (c4x_cpu_version_string): Delete.
929 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
930 (c4x_handle_option): New function. Map -m3x and -m4x options to the
931 equivalent -mcpu= option.
932 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
933 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
934 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
935 or clearing the appropriate MASK_* bit.
936 (c4x_file_start): Use c4x_cpu_version.
937 * config/c4x/c4x.opt: New file.
939 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
941 * doc/options.texi: Document the new MaskExists flag.
942 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
943 if the option has the MaskExists flag.
945 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
947 * opt-functions.awk (flag_set_p, test_flag): New functions.
948 (switch_flags): Use them.
949 * opth-gen.awk: Use flag_set_p to check for flags.
950 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
952 2005-03-30 Ian Lance Taylor <ian@airs.com>
954 * config.host (i[34567]86-*-mingw32*): Don't set
955 host_can_use_collect2 to no.
957 2005-03-30 Alan Modra <amodra@bigpond.net.au>
960 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
961 Remove convert_memory_address call duplicating that in memory_address.
963 2005-03-29 Richard Henderson <rth@redhat.com>
966 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
967 (build_compound_literal): Likewise. Propagate decl type into the
969 (finish_decl): Likewise. Use new return value from complete_array_type
970 for zero sized arrays.
971 (complete_array_type): Move ...
972 * c-common.c (complete_array_type): ... here. Change first argument
973 to pointer-to-type-node. Consistently use sizetype for the index
974 except for zero sized arrays. Detect zero sized arrays for pedantic
975 mode diagnostics. Create a new type node instead of modifying the
977 * c-tree.h (complete_array_type): Move decl ...
978 * c-common.h (complete_array_type): ... here.
980 2005-03-29 Richard Henderson <rth@redhat.com>
983 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
985 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
987 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
988 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
989 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
990 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
992 2005-03-29 Eric Christopher <echristo@redhat.com>
994 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
995 truthvalue conversion removal.
997 2005-03-29 Ian Lance Taylor <ian@airs.com>
1000 * collect2.c: Never include <vfork.h>.
1001 (VFORK_STRING, vfork): Don't define.
1002 (pid): Remove global variable.
1003 (handler): Call raise instead of kill (getpid(), ...).
1004 (collect_wait): Add pex parameter. Change all callers. Use
1005 pex_get_status rather than pwait.
1006 (do_wait): Add pex parameter. Change all callers.
1007 (collect_execute): Return struct pex_obj * rather than void. Use
1008 pex routines rather than pexecute.
1009 (fork_execute): Get pex_obj from collect_execute, and pass it to
1011 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1012 Only declare quit_handler if SIGQUIT is defined.
1013 (scan_libraries): Likewise.
1014 * collect2.h (collect_execute): Update declaration.
1015 (collect_wait): Update declaration.
1016 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1017 pass it to collect_wait.
1019 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1022 * c-parser.c (c_parser_compound_statement_nostart): Give error
1023 message for EOF instead of just setting parser->error.
1025 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1027 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1028 (slpeel_update_phi_nodes_for_guard1): New function.
1029 (slpeel_update_phi_nodes_for_guard2): New function.
1030 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1031 of slpeel_update_phi_nodes_for_guard.
1032 (vectorize_loops): Remove call to loop_closed_rewrite.
1033 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1036 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1038 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1039 (TARGET_LITTLE_ENDIAN): New macro.
1040 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1041 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1042 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1043 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1044 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1045 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1046 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1047 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1048 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1049 (TARGET_OPTIONS): Delete.
1050 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1051 (CACHE_FLUSH_TRAP): Turn into an integer.
1052 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1053 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1054 -mflush-trap is in use.
1055 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1056 (m32r_cache_flush_trap_string): Delete.
1057 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1058 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1059 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1060 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1061 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1062 -mmodel= and -msdata= handling from...
1063 (m32r_init): ...here.
1064 * config/m32r/m32r.opt: New file.
1066 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1068 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1069 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1070 * tree-vect-analyze.c (vect_object_analysis): additional parm
1071 pass back a "struct ptr_info_def *" with the points-to info.
1072 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1073 statement using info returned from vect_object_analysis.
1074 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1075 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1076 for virtual uses and defs when creating a replacement vector
1077 reference. Call duplicate_ssa_name_ptr_info to define points-to
1078 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1079 (vectorizable_store): copy_virtual_operands and update
1080 definition statements.
1081 (vectorizable_load): copy_virtual_operands. Remove call to
1082 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1083 * tree-vectorizer.c (vectorize_loops): Remove calls to
1084 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1085 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1086 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1087 define macro STMT_VINFO_PTR_INFO for use in accessing.
1088 * tree.h add export of duplicate_ssa_name_ptr_info.
1089 * rs6000.c (altivec_init_builtins): Declare builtin function
1090 __builtin_altivec_mask_for_load to be "const".
1092 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1095 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1096 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1097 assemble_variable on aliases.
1098 * varasm.c (assemble_alias): Set node->alias.
1099 * toplev.c (wrapup_global_declarations): Don't call
1100 rest_of_decl_compilation on aliases again.
1102 2005-03-29 Paul Brook <paul@codesourcery.com>
1104 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1105 * config/arm/arm.c (arm_dbx_register_number): New function.
1106 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1108 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1111 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1112 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1114 2005-03-29 Dale Johannesen <dalej@apple.com>
1116 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1117 $(TREE_H) and $(COVERAGE_H).
1118 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1119 * opts.c (common_handle_option): Enable tree-based value transforms.
1120 * toplev.c (process_options): Ditto.
1121 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1122 refers to references to this type.
1123 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1124 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1125 for may_be_more, may_be_less.
1126 (rtl_gen_pow2_profiler): Adjust.
1127 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1128 (rtl_gen_one_value_profiler): Adjust.
1129 (rtl_gen_const_delta_profiler): Adjust.
1130 * tree-profile.c (tree_gen_interval_profiler): Implement.
1131 (tree_gen_pow2_profiler): Ditto.
1132 (tree_gen_one_value_profiler): Ditto.
1133 (tree_profiling): New.
1134 (pass_tree_profile): Reference it.
1135 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1137 (insn_divmod_values_to_profile): Rename to
1138 rtl_divmod_values_to_profile. Adjust.
1139 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1140 (insn_prefetch_values_to_profile): Adjust.
1141 (rtl_value_profile_transformations): Adjust.
1142 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1143 (gen_mod_pow2): Rename to rtl_mod_pow2.
1144 (gen_mod_subtract): Rename to rtl_mod_subtract.
1145 (divmod_fixed_value_transform): Rename to
1146 rtl_divmod_fixed_value_transform.
1147 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1148 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1149 (rtl_find_values_to_profile): Adjust.
1150 (tree_value_profile_transformations): Implement.
1151 (tree_divmod_values_to_profile): New.
1152 (tree_values_to_profile): New.
1153 (tree_divmod_fixed_value): New.
1154 (tree_mod_pow2): New.
1155 (tree_mod_subtract): New.
1156 (tree_divmod_fixed_value_transform): New.
1157 (tree_mod_pow2_value_transform): New.
1158 (tree_mod_subtract_transform): New.
1159 (tree_find_values_to_profile): Implement.
1160 * profile.c (instrument_values): Free histograms.
1161 (compute_value_histograms): Adjust. Implement tree version.
1163 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1165 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1166 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1167 variable. Output "fldcw" depending on round_mode.
1168 * config/i386/i386.md (UNSPEC_FIST): New.
1169 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1170 New isns patterns to implement lrint and llrint built-ins as x87
1172 (fistdi2, fist<mode>2 splitters): New splitters.
1173 (lrint<mode>2): New expanders.
1175 2005-03-28 Ian Lance Taylor <ian@airs.com>
1177 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1178 0 when calling final_scan_insn.
1180 2005-03-28 Jan Hubicka <jh@suse.cz>
1183 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1186 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1187 types where possible.
1189 2005-03-26 Per Bothner <per@bothner.com>
1191 Make -f[no-]show-column also control non-cpp diagnostics.
1192 * c.opt (fshow-column): Move option from here ...
1193 * common.opt (fshow-column): ... to here.
1194 * diagnostic.c (diagnostic_build_prefix): Only print column number
1195 if flag_show_column.
1197 2005-03-27 Steven Bosscher <stevenb@suse.de>
1199 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1200 vax_output_conditional_branch): New prototypes.
1201 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1202 extracted from vax.md mov and add patterns.
1203 (vax_output_conditional_branch): New function to output conditional
1204 branch instructions.
1205 * vax.md: Use mode macros for arithmetic and mov patterns.
1206 Use code macros for the jump patterns.
1208 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1210 * Makefile.in (libbackend.o): Depend on version files;
1211 add custom generation command.
1213 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1216 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1217 sure that we have a REG before getting its REGNO.
1219 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1221 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1222 * builtins.def (BUILT_IN_STRNDUP): New.
1224 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1226 PR tree-optimization/20470
1227 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1230 2005-03-25 Mike Stump <mrs@apple.com>
1232 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1235 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1237 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1238 Use our own structure definitions.
1240 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1241 (fix_truncdfsi2): Allow registers or memory as destination.
1242 When TARGET_PPC_GFXOPT, generate simplified pattern.
1243 (fix_truncdfsi2_internal): Use define_insn_and_split.
1244 (fix_truncdfsi2_internal_gfxopt): New.
1245 (fctiwz): Don't confuse register allocation by giving it no choices.
1247 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1248 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1249 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1250 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1252 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1254 * dominance.c (free_dominance_info): Speed up by freeing et
1255 data structures without maintaining other nodes.
1256 * et-forest.c (et_free_tree_force): New.
1257 * et-forest.h: Add a prototype for et_free_tree_force.
1259 * tree.c (get_set_constructor_bits,
1260 get_set_constructor_bytes): Remove.
1261 * tree.h: Remove the corresponding prototypes.
1263 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1266 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1267 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1268 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1269 PRE_DEC, NEG and NOT.
1271 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1273 * fold-const.c: Convert uses of fold (build (...)) to
1276 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1278 PR rtl-optimization/20249
1279 * cse.c (insert_regs): Do not record equivalence of registers in
1282 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1284 * emit-rtl.c (reverse_comparison): Remove.
1285 * rtl.h: Remove the corresponding prototype.
1287 2005-03-24 James E Wilson <wilson@specifixinc.com>
1289 * doc/install.texi (--enable-altivec): Delete docs.
1291 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1293 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1294 SFmode and DFmode before reload when
1295 flag_unsafe_math_optimizations not enabled.
1297 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1299 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1301 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1302 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1304 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1306 * configure.ac (enable-checking): Add 'runtime' option.
1307 * doc/install.texi (enable-checking): Document 'runtime' checking.
1308 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1309 * config.in: Regenerated.
1310 * configure: Regenerated.
1312 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1314 * optabs.h (enum optab_index): Remove OTI_llrint.
1315 (llrint_optab): Remove macro.
1316 * optabs.c (init_optabs): Remove llrint_optab initialization.
1317 * genopinit.c (optabs): Remove llrint_optab implementation.
1318 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1321 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1323 PR rtl-optimization/20532
1324 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1325 overflow when adding coefficients for PLUS or MINUS.
1326 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1329 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1331 * langhooks.h (truthvalue_conversion): Remove.
1332 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1333 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1334 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1335 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1336 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1338 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1340 * params.def: Fix a typo.
1341 * config/mips/mips.c: Follow the spelling convensions.
1342 * doc/invoke.texi: Fix typos.
1344 2005-03-18 Dale Johannese <dalej@apple.com>
1346 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1348 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1350 Fix PR tree-optimization/20601
1352 * tree-ssa-pre.c (insert_aux): Add missing condition to
1355 2005-03-23 Ian Lance Taylor <ian@airs.com>
1357 * final.c (final_scan_insn): Don't remove no-op instructions.
1358 * reload1.c (reload): Remove simple no-op instructions even when
1361 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1363 PR tree-optimization/20501
1364 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1365 reporting that peeling for alignment is applied moved to...
1366 * (vect_analyze_data_refs_alignment): Here.
1368 2005-03-23 Ian Lance Taylor <ian@airs.com>
1370 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1372 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1374 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1375 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1377 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1379 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1380 imply that this is called once, independent of asms in code.
1381 Adjust to now being pased output and input lists. Mention helper
1382 function decl_overlaps_hard_reg_set_p.
1383 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1384 hook_tree_tree_identity and to take three trees, returning third.
1385 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1387 * stmt.c: include hard-reg-set.h before tree.h.
1388 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1389 (decl_conflicts_with_clobbers_p): Call
1390 decl_overlaps_hard_reg_set_p.
1391 (expand_asm_operands): Pass output and input lists in call to
1392 targetm.md_asm_clobbers.
1393 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1394 hook_tree_tree_tree_tree_3rd_identity.
1395 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1397 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1398 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1399 parameters, first two unused.
1400 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1401 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1402 in constraint letters and MOF is not mentioned as a asm-declared
1403 register in neither of the input and output lists.
1405 2005-03-23 DJ Delorie <dj@redhat.com>
1407 * optabs.c (expand_binop): Make sure the first subword's result
1410 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1412 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1413 Call c_common_truthvalue_conversion rather than
1414 lang_hooks.truthvalue_conversion.
1415 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1416 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1418 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1419 c_common_truthvalue_conversion.
1420 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1421 c_parser_conditional_expression, c_parser_binary_expression): Call
1422 c_objc_common_truthvalue_conversion.
1423 * c-typeck.c (build_unary_op): Call
1424 c_objc_common_truthvalue_conversion.
1425 (build_conditional_expr): Do not call
1426 lang_hooks.truthvalue_conversion.
1427 (build_binary_op): Call c_common_truthvalue_conversion.
1428 (c_objc_common_truthvalue_conversion): Moved from
1429 c-objc-common.c. Call default_function_array_conversion instead
1430 of default_conversion.
1432 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1434 * c-common.h (default_conversion): Remove.
1435 (perform_integral_promotions): Add.
1436 * c-tree.h (default_conversion): Add.
1437 * c-typeck.c (perform_integral_promotions): New, split out from
1439 * c-common.c (check_case_value): Use perform_integral_promotions,
1440 not default_conversion.
1441 (c_add_case_label): Don't continue processing case label after
1442 found to be pointer.
1444 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1446 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1447 the prefix list if we have already added a multilib directory
1449 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1452 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1454 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1456 * reload.h: Remove the prototype for indirect_symref_ok.
1458 * reload1.c (indirect_symref_ok): Make it global.
1459 * reload.h: Add a prototype for indirect_symref_ok.
1461 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1463 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1466 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1468 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1470 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1472 * c-opts.c (c_common_parse_file): Only start/end main source file
1473 if debug hooks says the writer wants it.
1474 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1476 (xcoff_debug_hooks): Ditto.
1477 * debug.c (do_nothing_hooks): Ditto.
1478 * debug.h (gcc_debug_hooks): Ditto.
1479 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1480 * sdbout.c (sdb_debug_hooks): Ditto.
1481 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1483 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1485 * doc/extend.texi: Deprecate C++ min/max operators.
1487 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1489 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1490 artificial original candidates.
1492 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1493 Jan Hubicka <jh@suse.cz>
1494 Steven Bosscher <stevenb@suse.de>
1496 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1497 call cost based on argument sizes.
1498 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1500 * params.def: (max-inline-inssn-single): Set to 450.
1501 (max-inline-insns-auto): Set to 90.
1502 (max-inline-insns-recursive): Set to 450
1503 (max-inline-insns-recursive-auto): Set to 450.
1504 (large-function-insns): Set to 2700.
1505 (inline-call-cost): New parameter.
1506 * tree-inline.c (estimate_move_cost): New function.
1507 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1508 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1510 * tree-inline.h (estimate_move_cost): Declare.
1511 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1512 (max-inline-insns-auto): Change default to 90.
1513 (max-inline-insns-recursive): Change default to 450
1514 (max-inline-insns-recursive-auto): Change default to 450.
1515 (large-function-insns): Change default to 2700.
1516 (inline-call-cost): Document new parameter.
1518 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1520 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1521 (TARGET_DEFAULT): Delete.
1522 * config/i860/i860.opt: New file.
1524 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1526 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1527 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1528 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1529 (frv_sched_lookahead): Delete.
1530 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1531 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1532 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1533 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1534 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1535 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1536 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1537 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1538 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1539 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1540 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1541 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1542 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1543 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1544 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1545 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1546 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1547 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1548 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1549 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1550 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1551 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1552 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1553 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1554 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1555 (frv_sched_lookahead): Delete.
1556 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1557 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1558 (frv_handle_option): New function. Move -mcpu= handling from...
1559 (frv_override_options): ...here. Remove handling of other
1561 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1562 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1563 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1564 and TARGET_NO_MULTI_CE.
1565 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1566 !TARGET_VLIW_BRANCH.
1567 * config/frv/frv.opt: New file.
1569 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1571 * fold-const.c (fold_ternary): Take decomposed arguments of
1573 (fold): Update a call to fold_ternary.
1575 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1576 * tree.h: Add corresponding prototypes.
1578 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1581 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1582 between jump table and its label.
1583 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1584 resp. ADDR_DIFF_VEC and the label preceeding it.
1585 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1586 is emitted in the right section.
1588 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1590 * fold-const.c (fold_unary, fold_binary): Update comments
1593 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1595 PR rtl-optimization/20527
1596 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1597 REG_INC note, test that the register also isn't mentioned in PRED
1600 2005-03-22 Ben Elliston <bje@au.ibm.com>
1602 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1605 2005-03-21 Mike Stump <mrs@apple.com>
1607 * varasm.c (default_assemble_visibility): Remove extra ().
1609 2005-03-21 Roger Sayle <roger@eyesopen.com>
1612 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1613 to determine whether a block can be duplicated, rather than test
1614 whether the block contains noncopyable insns ourselves.
1616 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1618 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1621 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1623 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1625 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1627 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1628 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1629 * config/fr30/fr30.opt: New file.
1631 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1633 Fix PR tree-optimization/20542
1635 * tree-flow-inline.h (overlap_subvar): Move to here.
1636 * tree-ssa-operands.c: From here.
1637 * tree-flow.h (overlap_subvar): Declare.
1638 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1639 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1640 for variables with subvars.
1642 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1645 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1646 * modulo-sched.c (const_iteration_count): Return on NULL
1648 (print_node_sched_params): Return on NULL dump_file.
1649 (generate_reg_moves): Handle reg-anti dependencies and disregard
1650 closing branch when generating register moves.
1651 (sms_schedule): Mark the SMSed block dirty.
1652 * passes.c (rest_of_handle_sms): Call update_life_info for all
1654 * testsuite/gcc.dg/20050321-1.c: New test.
1656 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1658 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1659 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1660 movqi_internal): Likewise.
1662 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1664 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1665 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1666 xtensa_b4const): Delete prototypes.
1667 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1668 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1669 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1670 xtensa_extra_constraint): New prototypes.
1671 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1672 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1673 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1674 move_operand, const_float_1_operand, fpmem_offset_operand,
1675 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1676 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1677 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1678 argument type to HOST_WIDE_INT.
1679 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1680 xtensa_mask_immediate): Likewise.
1681 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1682 Likewise. Also make these functions static.
1683 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1684 (xtensa_const_ok_for_letter_p): New.
1685 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1686 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1687 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1688 move_operand, const_float_1_operand, fpmem_offset_operand,
1689 branch_operator, ubranch_operator, boolean_operator): Move to
1691 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1692 (xtensa_mem_offset): Change return type to bool.
1693 (xtensa_extra_constraint): New.
1694 (gen_int_relational): Update type of const_range_p function pointer.
1695 Use xtensa_b4const_or_zero.
1696 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1697 xtensa_const_ok_for_letter_p. Update comments.
1698 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1699 (PREDICATE_CODES): Delete.
1700 * config/xtensa/xtensa.md: Include predicates.md.
1701 * config/xtensa/predicates.md: New file.
1703 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1705 * config/v850/v850-protos.h: Remove the prototypes for
1706 reg_or_int9_operand, reg_or_const_operand,
1707 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1708 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1709 movsi_source_operand, power_of_two_operand,
1710 not_power_of_two_operand, special_symbolref_operand,
1711 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1712 register_is_ok_for_epilogue.
1713 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1714 reg_or_int9_operand, reg_or_const_operand,
1715 call_address_operand, special_symbolref_operand,
1716 movsi_source_operand, power_of_two_operand,
1717 not_power_of_two_operand, register_is_ok_for_epilogue,
1718 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1719 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1721 * config/v850/v850.h (PREDICATE_CODES): Remove.
1722 * config/v850/v850.md: Include predicates.md.
1723 * config/v850/predicates.md: New.
1725 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1727 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1728 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1729 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1730 (itoolsdir, itoolsdatadir): Move definition above new first use.
1731 (install-itoolsdirs): New rule.
1732 (install-mkheaders): Depend on install-itoolsdirs, not
1733 install-include-dir.
1735 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1737 * tree-into-ssa.c: Remove obsolete comments.
1739 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1741 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1742 unrolling if -fpeel-loops is specified, too.
1743 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1744 Remove superfluous check for flag_unroll_loops.
1746 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1748 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1749 (lrint_optab, llrint_optab): Define corresponding macros.
1750 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1751 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1752 pattern and llrint_optab using llrintdi2 patterns.
1753 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1754 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1755 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1756 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1757 flag_unsafe_math_optimizations is set.
1759 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1761 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1762 simplify_logical, if_then_else_cond, known_cond,
1763 simplify_comparison): Adjust calls to reverse_comparison.
1764 Don't use combine_reversed_comparison_code).
1765 (combine_reversed_comparison_code): Remove.
1766 (reversed_comparison): Using reversed_comparison_code, move it...
1767 * jump.c (reversed_comparison): ... here.
1768 * rtl.h (reversed_comparison): Add prototype.
1770 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1772 * builtins.c (fold_builtin): Take decomposed arguments of
1774 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1775 * gimplify.c (gimplify_call_expr): Likewise.
1776 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1777 * tree.h: Update the prototype of fold_builtin.
1779 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1781 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1782 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1783 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1784 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1785 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1787 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1789 * builtins.c (fold_builtin_1): Take decomposed arguments of
1791 (fold_builtin): Update a call to fold_builtin_1.
1793 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1796 * gcov.c (output_lines): Only output function block summary when
1797 outputting branch information.
1798 * doc/gcov.texi: Document format of preamble and additional block
1801 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1803 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1804 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1805 the defaults false if BITS_PER_UNIT != 8.
1806 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
1807 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
1808 than BITS_PER_UNIT != 8.
1809 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
1810 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
1811 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
1813 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
1814 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
1816 2005-03-20 Roger Sayle <roger@eyesopen.com>
1819 * fold-const.c (fold_binary): Fix type mismatch between
1820 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
1821 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
1822 for non-truth-valued expressions.
1824 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
1825 and FUNCTION_DECL in the main switch.
1826 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1827 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
1828 we also need to convert their operands to match.
1829 <TRUTH_NOT_EXPR>: Likewise.
1831 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
1833 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
1834 diagnostic without checking whether an lvalue.
1835 * c-common.h (lvalue_p): Remove.
1836 (enum lvalue_use): Update comment.
1837 (lvalue_or_else): Replace by lvalue_error.
1838 * c-typeck.c (lvalue_p): Make static.
1839 (lvalue_or_else): New. Call lvalue_error.
1841 2005-03-21 Alan Modra <amodra@bigpond.net.au>
1843 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
1844 (function_arg_advance): Use rs6000_parm_start.
1845 (function_arg, rs6000_arg_partial_bytes): Likewise.
1847 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1849 * c-common.c (check_case_value): Adjust comment about stripping
1851 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
1852 * c-typeck.c (default_conversion, convert_arguments,
1853 build_modify_expr, convert_for_assignment, store_init_value,
1854 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
1855 manually. Remove inaccurate comments.
1857 2005-03-20 Roger Sayle <roger@eyesopen.com>
1858 Joseph S. Myers <joseph@codesourcery.com>
1860 * varasm.c (do_assemble_alias): Restore comment describing function.
1861 Annotate the target parameter as potentially unused.
1863 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
1866 * config/avr/avr.c (avr_output_function_prologue): Do not use
1867 current_function_name() in a label, use a local label instead.
1869 2005-03-20 David Edelsohn <edelsohn@gnu.org>
1871 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
1872 flag_finite_math_only, not flag_unsafe_math_optimizations.
1874 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1876 * builtins.c (fold_builtin_1): Update a call to
1877 targetm.fold_builtin.
1878 * hooks.c (hook_tree_tree_bool_null): Rename to
1879 hook_tree_tree_tree_bool_null. Take one more argument of type
1881 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
1882 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
1883 hook_tree_tree_tree_bool_null.
1884 * target.h (gcc_target): Update the prototype of fold_builtin.
1885 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
1886 arguments of CALL_EXPR.
1887 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
1890 2005-03-20 Jan Hubicka <jh@suse.cz>
1892 * cgraph.h (cgraph_node): Add prev_clone pointer.
1893 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
1894 (cgraph_clone_node): Produce doubly linked chain.
1896 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1898 * c-common.c (handle_aligned_attribute, check_function_sentinel,
1899 get_nonnull_operand, handle_sentinel_attribute,
1900 check_function_arguments_recurse): Do not strip NOPS from
1902 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
1904 * c-format.c (get_constant): Likewise.
1905 * c-parser.c (c_parser_postfix_expression): Likewise.
1906 * c-typeck.c (set_init_index): Likewise.
1907 (convert_arguments): Don't check for NOP_EXPR containing integer
1910 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1912 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
1913 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
1914 Take decomposed arguments of CALL_EXPR.
1915 (fold_builtin_1): Update calls to the functions mentioned
1918 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1920 * c-decl.c (check_bitfield_type_and_width): Require bit-field
1921 width to have integer type.
1922 (build_enumerator): Require enumerator value to have integer type.
1924 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1926 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
1929 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1931 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
1932 std=iso9899:199x): Correct descriptions.
1934 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1936 * config.gcc: Consistently use solaris2.1[0-9]* instead of
1939 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
1941 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
1943 (expand_builtin_memcpy, fold_builtin_1): Update calls to
1944 fold_builtin_memcpy.
1946 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
1947 arguments of CALL_EXPR.
1948 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
1949 fold_builtin_found, fold_builtin_1): Update calls to
1950 fold_trunc_transparent_mathfn.
1952 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1955 * fold-const.c (fold_widened_comparison): Don't optimize casts of
1956 function pointers on targets that require function pointer
1958 (fold_sign_changed_comparison): Likewise.
1960 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
1962 * combine.c (try_combine): When changing the mode of a hard reg, make
1963 sure that doing so is valid.
1965 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
1967 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
1968 (TARGET_HANDLE_OPTION): Override default.
1969 (avr_handle_option): New function.
1970 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
1971 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
1972 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
1973 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
1974 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
1975 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
1976 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
1977 (TARGET_OPTIONS): Delete.
1978 * config/avr/avr.opt: New file.
1980 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1982 * config/m32r/m32r-protos.h: Remove the prototypes for
1983 call_address_operand, symbolic_operand, seth_add3_operand,
1984 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1985 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1986 two_insn_const_operand, move_src_operand,
1987 move_double_src_operand, move_dest_operand,
1988 eqne_comparison_operator, signed_comparison_operator,
1989 large_insn_p, conditional_move_operand, carry_compare_operand,
1990 m32r_block_immediate_operand, extend_operand,
1991 reg_or_eq_int16_operand, int8_operand, and
1992 reg_or_zero_operand.
1993 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1994 seth_add3_operand, int8_operand, cmp_int16_operand,
1995 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1996 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1997 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1998 move_double_src_operand, move_dest_operand,
1999 eqne_comparison_operator, signed_comparison_operator,
2000 extend_operand, small_insn_p, large_insn_p,
2001 conditional_move_operand, carry_compare_operand,
2002 m32r_block_immediate_operand): Move to predicates.md.
2003 (MAX_MOVE_BYTES): Move to m32r.h.
2004 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2005 * config/m32r/m32r.md: Include predicates.md.
2006 * config/m32r/predicates.md: New.
2008 2005-03-18 James E Wilson <wilson@specifixinc.com>
2011 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2014 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2016 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2017 call_address_operand, const_8bit_operand.
2018 * config/mn10300/mn10300.c (call_address_operand,
2019 const_8bit_operand, const_1f_operand): Move to predicates.md.
2020 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2021 * config/mn10300/mn10300.md: Include predicates.md.
2022 * config/mn10300/predicates.md: New.
2024 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2026 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2027 declarations in diagnostics and %E for identifiers, not %s.
2029 2005-03-18 Jan Hubicka <jh@suse.cz>
2030 Dale Johannesen <dalej@apple.com>
2032 * basic-block.h (scale_bbs_frequencies_int,
2033 scale_bbs_frequencies_gcov_type): Declare.
2034 * cfg.c (RDIV): New macro.
2035 (update_bb_frequency_for_threading): Fix.
2036 * basic-block.h (scale_bbs_frequencies_int,
2037 scale_bbs_frequencies_gcov_type): New.
2038 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2039 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2040 scale_bbs_frequencies_int.
2041 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2043 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2045 * config/m32r/m32r-protos.h: Remove the prototypes for
2046 call_address_operand, symbolic_operand, seth_add3_operand,
2047 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2048 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2049 two_insn_const_operand, move_src_operand,
2050 move_double_src_operand, move_dest_operand,
2051 eqne_comparison_operator, signed_comparison_operator,
2052 large_insn_p, conditional_move_operand, carry_compare_operand,
2053 m32r_block_immediate_operand, extend_operand,
2054 reg_or_eq_int16_operand, int8_operand, and
2055 reg_or_zero_operand.
2056 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2057 seth_add3_operand, int8_operand, cmp_int16_operand,
2058 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2059 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2060 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2061 move_double_src_operand, move_dest_operand,
2062 eqne_comparison_operator, signed_comparison_operator,
2063 extend_operand, small_insn_p, large_insn_p,
2064 conditional_move_operand, carry_compare_operand,
2065 m32r_block_immediate_operand): Move to predicates.md.
2066 (MAX_MOVE_BYTES): Move to m32r.h.
2067 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2068 * config/m32r/m32r.md: Include predicates.md.
2069 * config/m32r/predicates.md: New.
2071 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2073 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2074 symbolic_operand, symbolic_memory_operand,
2075 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2076 indexed_memory_operand, move_dest_operand, move_src_operand,
2077 prefetch_cc_operand, prefetch_nocc_operand,
2078 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2079 arith_operand, arith11_operand, pre_cint_operand,
2080 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2081 ireg_operand, int5_operand, uint5_operand, int11_operand,
2082 uint32_operand, arith5_operand, and_operand, ior_operand,
2083 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2084 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2085 shadd_operand, movb_comparison_operator,
2086 cmpib_comparison_operator): Move to predicates.md.
2087 (magic_milli, shadd_constant_p): Make it extern.
2088 * config/pa/pa.h (PREDICATE_CODES): Remove.
2089 * config/pa/pa.md: Include predicates.md.
2090 * config/pa/predicates.md: New.
2092 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2095 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2097 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2098 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2099 config/alpha/freebsd.h, config/alpha/linux.h,
2100 config/alpha/netbsd.h, config/alpha/osf5.h,
2101 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2102 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2103 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2104 doc/cppopts.texi: Update copyright.
2106 2005-03-18 Jan Hubicka <jh@suse.cz>
2109 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2111 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2114 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2116 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2119 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2121 * combine.c (gen_binary): Remove.
2122 (known_cond, simplify_shift_const, find_split_point,
2123 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2124 simplify_logical, expand_field_assignment, extract_left_shift,
2125 force_to_mode, if_then_else_cond, apply_distributive_law,
2126 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2127 simplify_comparison, reversed_comparison): Replace with
2128 simplify_gen_binary, simplify_gen_relational or
2129 distribute_and_simplify_rtx.
2130 (distribute_and_simplify_rtx): New function.
2132 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2133 Paolo Bonzini <gcc.gnu.org>
2135 * calls.c (setjmp_call_p, special_function_p): Update comments
2136 at the head of the functions.
2138 2005-03-18 Jan Hubicka <jh@suse.cz>
2140 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2142 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2143 function body should be released; do not proactively release function
2144 bodies in non-unit-at-a-time mode.
2146 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2148 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2149 mno-fp-ret-in-387 multilib variants.
2151 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2153 * common.opt (m): Remove.
2154 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2156 (common_handle_option): Remove OPT_m case.
2158 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2160 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2162 (fold_builtin_1): Update a call to fold_builtin_bitop.
2164 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2166 (fold_builtin_1): Update a call to fold_builtin_signbit.
2168 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2170 PR tree-optimization/20474
2171 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2172 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2174 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2176 * config/h8300/h8300-protos.h: Remove prototypes for
2177 general_operand_src, general_operand_dst, single_one_operand,
2178 single_zero_operand, call_insn_operand,
2179 two_insn_adds_subs_operand, small_call_insn_operand,
2180 jump_address_operand, bit_operand, bit_memory_operand,
2181 stack_pointer_operand, const_int_gt_2_operand,
2182 const_int_ge_8_operand, const_int_qi_operand,
2183 const_int_hi_operand, incdec_operand, bit_operator,
2184 nshift_operator, eqne_operator, gtle_operator,
2185 gtuleu_operator, iorxor_operator.
2186 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2187 h8300_ldm_stm_parallel.
2188 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2190 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2191 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2192 (h8300_ldm_stm_parallel): Make it extern.
2193 (h8300_ldm_parallel, h8300_stm_parallel,
2194 h8300_return_parallel, general_operand_src,
2195 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2196 nibble_operand, reg_or_nibble_operand, single_one_operand,
2197 single_zero_operand, call_insn_operand,
2198 two_insn_adds_subs_operand, small_call_insn_operand,
2199 jump_address_operand, bit_operand, bit_memory_operand,
2200 stack_pointer_operand, const_int_gt_2_operand,
2201 const_int_ge_8_operand, const_int_qi_operand,
2202 const_int_hi_operand, incdec_operand, eqne_operator,
2203 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2204 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2205 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2206 nshift_operator): Move to predicates.md.
2207 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2208 * config/h8300/h8300.md: Include predicates.md.
2209 * config/h8300/predicates.md: New.
2211 2005-03-17 Richard Henderson <rth@redhat.com>
2213 * config.gcc (ia64*-*-hpux*): Add extra_options.
2214 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2215 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2216 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2217 (ia64_tls_size_string, ia64_tune_string): Remove.
2218 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2219 (TARGET_DEFAULT_TARGET_FLAGS): New.
2220 (TARGET_HANDLE_OPTION): New.
2221 (ia64_override_options): Move options parsing ...
2222 (ia64_handle_option): ... here. New.
2223 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2224 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2225 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2226 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2227 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2228 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2229 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2230 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2231 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2232 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2233 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2234 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2235 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2236 TARGET_EARLY_STOP_BITS): Remove.
2237 (TARGET_ILP32): Default false.
2238 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2239 (enum ia64_inline_type): New.
2240 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2241 * config/ia64/ia64.md: Update for new definitions of
2242 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2243 * config/ia64/ia64.opt: New file.
2244 * config/ia64/ilp32.opt: New file.
2246 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2249 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2251 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2253 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2254 instead of MASK_H8300S.
2255 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2256 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2257 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2258 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2259 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2260 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2261 TARGET_SWITCHES): Remove.
2262 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2264 * config/h8300/h8300.opt: New.
2266 * config/alpha/alpha.opt, config/arc/arc.opt,
2267 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2270 2005-03-17 Ian Lance Taylor <ian@airs.com>
2274 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2276 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2277 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2278 (TARGET_HANDLE_OPTION): Override default.
2279 (arc_handle_option): New function.
2280 (arc_init): Remove code to set arch_cpu_string.
2281 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2282 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2283 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2284 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2285 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2286 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2287 (arc_rodata_string, TARGET_OPTIONS): Delete.
2288 * config/arc/arc.opt: New file.
2290 2005-03-17 Richard Henderson <rth@redhat.com>
2292 * doc/extend.texi (Weak Pragmas): New section.
2293 (attribute alias): Clarify that target must be in the same
2296 2005-03-17 Richard Henderson <rth@redhat.com>
2298 * config/alpha/alpha.opt: New file.
2299 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2301 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2302 alpha_fprm_string, alpha_fptm_string): Make static.
2303 (alpha_tls_size_string): Remove.
2304 (alpha_handle_option): New.
2305 (override_options): Update for alpha_cpu/alpha_tune split.
2306 (alpha_file_start): Likewise.
2307 (TARGET_DEFAULT_TARGET_FLAGS): New.
2308 (TARGET_HANDLE_OPTION): New.
2309 * config/alpha/alpha.h (alpha_tune): Declare.
2310 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2311 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2312 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2313 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2314 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2315 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2316 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2317 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2318 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2319 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2320 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2321 (TARGET_DEFAULT): Remove MASK_FP.
2322 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2323 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2324 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2325 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2326 alpha_tls_size_string): Remove.
2327 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2328 (attribute tune): Rename from attribute cpu.
2329 * config/alpha/ev4.md: Update to match.
2330 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2331 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2332 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2333 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2334 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2335 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2337 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2339 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2340 and return without creating new state if before_nops_num is nonzero.
2341 * config/ia64/ia64.md (first_insn): New attribute.
2342 (alloc): Set it to yes.
2344 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2346 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2347 STMT_VINFO_SUBVARS to NULL.
2348 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2350 2005-03-16 Dale Johannesen <dalej@apple.com>
2352 * rtlanal.c (find_first_parameter_load): Rewrite to
2353 return actual first param load or the call if none,
2354 instead of first in block, when not all loads exist.
2356 2005-03-16 Roger Sayle <roger@eyesopen.com>
2358 * optabs.c (expand_copysign_absneg): Make static.
2359 * optabs.h (expand_copysign_absneg): Delete prototype.
2360 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2362 2005-03-16 Richard Henderson <rth@redhat.com>
2365 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2366 (alias_pairs): Rename from output_defs.
2367 (find_decl_and_mark_needed): Split out from assemble_alias.
2368 (do_assemble_alias): New.
2369 (assemble_output_def): Remove.
2370 (finish_aliases_1, finish_aliases_2): New.
2371 (process_pending_assemble_output_defs): Remove.
2372 (assemble_alias): Defer aliases for which we don't yet have a
2373 non-external decl for the target symbol.
2374 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2375 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2376 * toplev.c (compile_file): Use finish_aliases_2 instead of
2377 process_pending_assemble_output_defs.
2378 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2379 (process_pending_assemble_output_defs): Remove.
2381 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2383 Fix PR tree-optimization/20489
2385 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2386 for empty structures.
2388 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2390 Fix PR tree-optimization/20490
2392 * tree-ssa-pre.c (create_expression_by_pieces): Use
2393 force_gimple_operand on result of fold.
2395 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2397 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2398 of closing parenthesis.
2400 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2402 * builtins.c (expand_movstr): Update a call to
2403 fold_builtin_strcpy.
2404 (expand_builtin_strncpy): Update a call to
2405 fold_builtin_strncpy.
2406 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2407 arguments of CALL_EXPR.
2408 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2409 fold_builtin_strncpy.
2410 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2411 * tree.h: Update the prototypes of fold_builtin_strcpy and
2412 fold_builtin_strncpy.
2414 2005-03-16 Steven Bosscher <stevenb@suse.de>
2415 Dorit Naishlos <dorit@il.ibm.com>
2417 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2418 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2421 2005-03-16 Steven Bosscher <stevenb@suse.de>
2423 * tree-inline.c (walk_type_fields, walk_tree,
2424 walk_tree_without_duplicates): Move from here...
2425 * tree.c: ...to here.
2427 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2429 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2430 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2431 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2432 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2433 (version): Define using $(BASEVER_c).
2434 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2436 (version.o): Depend on version files; add custom generation command.
2437 (prefix.o): Define BASEVER on command line.
2438 (s-iov): Depend on version files; adjust command.
2439 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2441 (gcc-vers.texi): New rule.
2442 (doc/%.info, doc/%.dvi): Add -I . to command line.
2443 (doc/gccinstall.dvi): Likewise.
2444 (PACKAGE): Delete. All uses replaced with "gcc".
2445 * aclocal.m4: Do not include gcc-version.m4.
2446 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2447 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2448 Set is_release based on contents of DEV-PHASE.
2449 Set gcc_version based on contents of BASE-VER.
2450 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2451 * config.in, configure: Regenerate.
2452 * gccbug.in: Determine version of GCC in use at runtime.
2453 * gcov-iov.c: Get version number and development phase from
2454 command line, not by including version.c.
2455 * intl.c: Replace all uses of PACKAGE with "gcc".
2456 * libada-mk.in: Delete unused "gcc_version" variable.
2457 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2458 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2459 commentary to match.
2460 (version_string): Put together from pieces.
2461 * config/alpha/x-vms: Do not use $(gcc_version).
2462 * config/i386/t-nwld: Likewise.
2463 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2464 version-GCC and DEVELOPMENT.
2466 2005-03-15 Roger Sayle <roger@eyesopen.com>
2468 PR tree-optimization/17454
2469 * tree.c (tree_size): Add case for TREE_BINFO.
2470 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2471 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2473 2005-03-15 Roger Sayle <roger@eyesopen.com>
2475 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2476 op1 whilst expanding the signed widenening multiply variant.
2478 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2480 * toplev.c (display_target_options): Avoid unused variable warning if
2481 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2482 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2483 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2484 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2485 (mips_isa_info): New variable.
2486 (mips_parse_cpu): Remove the first argument and leave the caller
2488 (TARGET_HANDLE_OPTION): Override default.
2489 (mips_handle_option): New function. Move option validation code from...
2490 (override_options): ...here. Update calls to mips_parse_cpu.
2491 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2492 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2493 (SUBTARGET_TARGET_OPTIONS): Delete.
2494 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2495 (mno-flush-func, mtune=): New options.
2497 2005-03-15 Roger Sayle <roger@eyesopen.com>
2498 Richard Henderson <rth@redhat.com>
2500 * real.c (c4x_single_format, c4x_extended_format): Provide values
2501 for signbit_ro for c4x's single and extended floating point formats.
2502 * optabs.c (expand_copysign): Use the floating point format's
2503 signbit_ro for expanding via expand_copysign_absneg, and it's
2504 signbit_rw field for expanding via expand_copysign_bit.
2506 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2508 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2509 known_alignment_for_access_p.
2510 (known_alignment_for_access_p): New.
2511 (do_peeling_for_alignment): Field made int instead of bool and renamed
2512 to peeling_for_alignment.
2513 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2514 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2515 functionality used to be in vect_analyze_operations.
2516 (vect_analyze_operations): Code to determine vectorization factor was
2517 moved to vect_determine_vectorization_factor.
2518 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2519 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2521 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2522 be part of vect_analyze_operations).
2523 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2524 creating the guard condition, as the number of iterations may be
2526 (slpeel_tree_peel_loop_to_edge): Use new name of
2527 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2528 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2529 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2530 (vect_do_peeling_for_alignment): Use fold.
2531 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2533 (vect_update_inits_of_dr): Renamed to
2534 vect_update_init_of_dr.
2535 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2536 (vectorizable_store): Fix assertion to use == instead of =.
2538 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2540 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2541 call_used_regs for wCG registers.
2543 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2545 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2546 for non-offsettable memory references to cope with outstanding reload
2547 replacements, take 2.
2549 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2552 * config/i386/i386.h (x86_fisttp): New.
2553 (TARGET_FISTTP): New macro.
2554 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2555 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2556 instruction when fisttp flag is set.
2557 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2559 * config/i386/i386.md (type attribute): Add fisttp.
2560 (unit attribute): Set to i387 for fisttp type.
2561 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2562 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2564 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2565 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2567 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2568 patterns for TARGET_FISTTP. Enable patterns for
2569 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2570 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2571 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2572 implement fisttp x87 insn.
2573 (fix_trunc*_i387_fisttp splitters): New patterns.
2574 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2575 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2576 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2578 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2579 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2580 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2581 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2582 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2583 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2584 Disable patterns for TARGET_FISTTP.
2585 (fix_trunc*_i387 splitters): Implement usign mode macros.
2586 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2587 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2588 (fix_trunx*_sse peephole2s): Implement using mode macros.
2590 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2592 PR rtl-optimization/20291
2593 * combine.c (try_combine): If splitting fails, re-try with
2594 original combined pattern, i.e. before clobber stripping.
2596 2005-03-14 Eric Christopher <echristo@redhat.com>
2598 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2599 STACK_GROWS_DOWNWARD.
2601 2005-03-14 Roger Sayle <roger@eyesopen.com>
2603 * real.h (struct real_format): Split the signbit field into two
2604 two fields, signbit_ro and signbit_rw.
2605 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2606 mips_double_format, ieee_extended_motorola_format,
2607 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2608 ieee_extended_intel_128_format, ibm_extended_format,
2609 mips_extended_format, ieee_quad_format, mips_quad_format,
2610 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2611 i370_double_format, c4x_single_format, c4x_extended_format,
2612 real_internal_format): Update initializers for new field.
2613 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2614 real_format structure.
2615 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2616 field of the real_format structure.
2618 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2620 Fix PR tree-optimization/20458
2622 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2623 DECL_EXTERNAL on STRUCT_FIELD tags.
2624 (clear_call_clobbered): Ditto.
2625 * tree-ssa-operands.c (note_addressable): Make sure the original
2626 variable doesn't slip into the addressable list if we have
2628 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2631 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2633 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2634 (-fwide-exec-charset): Likewise.
2635 (-finput-charset): Likewise.
2636 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2637 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2638 * c.opt (Wnormalized): New.
2640 2005-03-14 Devang Patel <dpatel@apple.com>
2642 * doc/invoke.texi: Add reference to Visibility document.
2644 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2646 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2647 MASK_SPLIT_ADDRESSES.
2648 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2649 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2650 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2651 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2652 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2653 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2654 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2655 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2656 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2657 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2658 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2659 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2660 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2661 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2662 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2663 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2664 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2665 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2666 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2667 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2668 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2669 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2670 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2671 (TARGET_EXPLICIT_RELOCS): Delete.
2672 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2673 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2674 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2675 (override_options): Set MASK_LONG64 if -mint64 is given and no
2676 -mlongXX option is. Complain about -mint64 -mlong32.
2677 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2678 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2679 * config/mips/mips.opt: New file.
2681 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2683 * config.gcc (extra_options): New variable for listing option files.
2684 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2685 * configure.ac (extra_opt_files): New AC_SUBST variable.
2686 (tm_file_list, tm_include_list): Include options.h first.
2687 * configure: Regenerate.
2688 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2689 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2690 (s-options-h): New rule.
2691 (options.h): Depend on it.
2692 (TEXI_GCCINT_FILES): Add options.texi.
2693 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2694 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2695 * target.h (gcc_target): Add default_target_flags and handle_option.
2696 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2697 (TARGET_HANDLE_OPTION): New macros.
2698 (TARGET_INITIALIZER): Include them.
2699 * opt-functions.awk (opt_args, nth_arg): New functions.
2700 (switch_flags): Handle the "Target" flag.
2702 (var_name): Use opt_args and nth_arg.
2703 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2704 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2705 macros for the "Mask" and "InverseMask" options.
2706 * opts.h (cl_var_cond): New enum.
2707 (cl_option): Replace the "has_set_value" and "set_value" fields with
2708 "var_cond" and "var_value".
2709 (CL_TARGET): New macro.
2710 (option_enabled, print_filtered_help): Declare.
2711 (decode_options): Move definition.
2712 * opts.c (handle_option): Search for the original option before
2713 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2714 var_cond and var_value fields. Use targetm.handle_option to handle
2716 (decode_options): Set target_flags to targetm.default_target_flags.
2717 (print_filtered_help): Make global. Handle CL_TARGET.
2718 (option_enabled): New function.
2719 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2720 (display_target_options, set_target_switch, print_switch_values)
2721 (default_pch_valid_p): Guard uses of target_switches with
2722 #ifdef TARGET_SWITCHES. Also...
2723 (display_target_options): Display the CL_TARGET entries in cl_options.
2724 (set_target_option): Don't complain about the "" option when
2725 TARGET_SWITCHES is undefined.
2726 (print_switch_values): Use option_enabled.
2727 (default_pch_valid_p): Check cl_options[] when looking for something
2728 that has changed the value of target_flags.
2729 * c.opt: Remove documentation from top of file.
2730 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2731 * doc/sourecebuild.texi: Refer to the new options documentation
2732 instead of c.opt. Document machine-specific .opt files.
2733 * doc/tm.texi (target_flags): Say that this variable is declared
2735 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2736 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2738 * doc/options.texi: New file.
2740 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2743 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2746 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2749 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2750 temporary variable of pointer type if an lvalues is required.
2751 (gimplify_modify_expr_rhs): Request an rvalue from it.
2752 (gimplify_expr): Pass fallback on.
2754 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2756 * cfgbuild.c: Update comments.
2758 2005-03-14 Roger Sayle <roger@eyesopen.com>
2760 PR rtl-optimization/17236
2761 * optabs.c (expand_doubleword_mult): New helper function split out
2762 from expand_binop. Permute the order in which instructions are
2763 emitted to minimize the number of simultaneously live registers.
2764 (expand_binop): Call expand_doubleword_mult to synthesize a double
2765 word multiplication.
2767 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2769 * basic-block.h: Update the prototypes of cached_make_edge and
2771 * cfg.c (cached_make_edge): Take edge_cache representing one
2772 row of the adjacency matrix of edges.
2773 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2774 (make_edges): Initialize edge_cache to represent one row of
2775 the adjacency matrix of edges.
2777 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2779 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2781 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2782 Remove unused removed_phis variable.
2783 (conditional_replacement): Use build1/build2.
2784 (abs_replacement): Use last_and_only_stmt and build1/build2.
2786 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2788 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2789 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2790 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2791 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2792 * c-common.c (handle_novops_attribute): New function.
2793 (c_common_attribute_table): Add "no vops" entry.
2794 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2795 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2796 * tree-ssa-operands.c (get_call_expr_operands): Do not
2797 create virtual operands for calls with ECF_NOVOPS flag.
2798 * tree.h (DECL_IS_NOVOPS): New macro.
2799 (struct tree_decl): Add novops_flag.
2800 (ECF_NOVOPS): New constant.
2802 2005-03-14 Uros Bizjak <uros@kss-loka.si>
2805 * config/i386/i386.c (x86_use_himode_fiop): New.
2806 (x86_use_simode_fiop): Rename from x86_use_fiop.
2807 * config/i386/i386.h (x86_use_himode_fiop): Declare.
2808 (TARGET_USE_HIMODE_FIOP): New.
2809 (x86_use_simode_fiop): Rename from x86_use_fiop.
2810 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
2812 * config/i386/i386.md (X87MODEI12): New mode macro define.
2813 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
2814 to implement x87 FP compare with HImode input operands.
2815 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
2816 Use X87MODEI12 mode macro to handle HImode input operands.
2817 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
2818 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
2819 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
2820 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
2821 macro to implement x87 operators with HImode input operands.
2822 (fop splitters): Use X87MODEI12 mode macro to handle HImode
2825 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2827 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
2829 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
2830 constants invariant.
2832 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2834 * basic-block.h (BB_VISITED): Removed.
2835 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
2837 2005-03-14 Falk Hueffner <falk@debian.org>
2840 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
2842 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2844 * ggc-zone.c: Fix comment typos.
2846 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
2847 stringpool.c, config/mips/mips-protos.h: Update copyright.
2849 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2851 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
2852 throughout with its typedef, "rtx".
2853 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
2854 (rs6000_tls_symbol_ref_1): Remove inline keyword.
2855 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
2856 regs in comment to match code.
2858 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2860 * except.c (check_handled): Make it static.
2861 * except.h: Remove the corresponding prototype.
2863 * function.c (get_func_frame_size): Make it static.
2864 * function.h: Remove the corresponding type.
2866 * regclass.c (reg_class_superclasses, reg_class_subclasses):
2868 * hard-reg-set.h: Remove the corresponding declarations.
2870 * tree-cfg.c (verify_stmts): Check that
2871 bb_for_stmt (stmt) == bb for every PHI node and statement.
2873 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2875 * config.gcc: Remove excess indentation.
2876 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
2878 2005-03-13 Roger Sayle <roger@eyesopen.com>
2881 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
2882 * fold-const.c (fold_sign_changed_comparison): Likewise.
2883 (fold_binary): Optimize comparisons against widened operands if
2884 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
2886 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2888 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
2889 (sparc_override_options): Initialize it.
2890 (sparc_struct_value_rtx): Set it on the MEM to be returned.
2892 2005-03-13 David Edelsohn <edelsohn@gnu.org>
2894 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
2895 (reg_or_none500mem_operand): New predicate.
2896 (zero_reg_mem_operand): New predicate.
2897 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
2898 to reg_or_none500mem_operand.
2899 (extendsfdf2_fpr): Add MEM alternative.
2900 (extenddftf2_internal): Change operand2 predicate to
2901 zero_reg_mem_operand.
2903 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2905 * ggc-zone.c: Rewritten.
2907 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
2909 * configure.ac: Define GGC_ZONE for --with-gc=zone.
2910 * config.in: Regenerated.
2911 * configure: Regenerated.
2912 * gengtype.c (write_types_process_field, write_func_for_structure):
2913 Pass new argument to gt_pch_note_object.
2914 * ggc-common.c (struct ptr_data): Add TYPE.
2915 (gt_pch_note_object): Take TYPE argument and save it.
2916 (call_count): Update call to ggc_pch_count_object.
2917 (call_alloc): Update call to ggc_pch_alloc_object.
2918 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
2920 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
2921 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
2922 (ggc_alloc_zone_stat): Delete.
2923 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
2924 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
2925 (ggc_pch_alloc_object): Update prototypes.
2926 (garbage_zone): Delete.
2927 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
2928 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
2930 (tree_id_zone): New variable.
2931 (ggc_alloc_cleared_zone): Remove unused.
2932 (ggc_alloc_zone): Define.
2933 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
2934 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
2935 ggc_alloc_zone_stat.
2936 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
2937 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
2938 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
2939 (make_node_stat): Likewise. Use tree_id_zone.
2941 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2942 Joseph S. Myers <joseph@codesourcery.com>
2944 * configure.ac: Check for MIPS TLS.
2945 * configure: Regenerated.
2946 * config/mips/mips-protos.h (enum mips_symbol_type): Add
2947 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
2948 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
2949 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
2950 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
2951 (mips_classify_symbol, mips_symbolic_constant_p)
2952 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
2953 (mips_tls_operand_p, mips_call_tls_get_addr)
2954 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
2955 (mips_tls_symbol_ref_1): New functions.
2956 (mips_legitimize_address, mips_legitimize_const_move): Call
2957 mips_legitimize_tls_address.
2958 (override_options): Handle V1_REG and TLS symbols. Disable TLS
2960 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
2961 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
2962 (mips_char_to_class): Document V1_REG.
2963 (HAVE_AS_TLS): Provide default.
2964 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
2966 (load_got<mode>): Renamed from *load_got<mode>. Allow when
2968 (tls_get_tp_<mode>): New instruction.
2970 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2972 * configure.ac: Update checks for target tools.
2973 * configure: Regenerated.
2975 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2977 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
2979 2005-03-13 Roger Sayle <roger@eyesopen.com>
2981 * expmed.c (expand_mult): Use synthetic multiplication sequences for
2982 more classes of DImode multiplication by constant. Allow both
2983 multiplication by small negative constants (by performing a
2984 multiplication by a positive constant and negating the result) and
2985 multiplications by large powers of two, by using a left shift.
2987 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2989 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
2990 of basic blocks into work_stack.
2992 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
2993 config/mips/vr.h: Update copyright.
2995 * c-decl.c (c_init_decl_processing): Remove useless calls to
2996 build_function_type.
2998 * builtins.c (fold_trunc_transparent_mathfn,
2999 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3000 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3001 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3002 fold_builtin_strcpy, fold_builtin_strncpy,
3003 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3006 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3009 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3010 variable determinant.
3012 * tree-cfg.c (group_case_labels): Remove local variable type.
3014 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3017 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3020 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3023 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3024 (*movmemqi_insn): Delete.
3025 (*movmemhi): Delete.
3027 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3029 * builtins.c (fold_builtin_classify): Take decomposed
3030 arguments of CALL_EXPR.
3031 (fold_builtin_1): Update a call to fold_builtin_classify.
3033 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3036 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3037 through into call to parser_xref_tag after parse error.
3038 (c_parser_struct_declaration): Consistently return NULL_TREE on
3041 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3043 * tree-flow-inline.h (ref_contains_array_ref): New function.
3044 (lookup_subvars_for_var): Ditto.
3045 (get_subvars_for_var): Ditto.
3046 (var_can_have_subvars): Ditto.
3048 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3049 (struct subvar): New type.
3051 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3053 * tree-optimize.c (init_tree_optimization_passes): Call
3054 pass_create_structure_vars.
3056 * tree-ssa-alias.c: Include vec.h.
3057 (init_alias_info): Don't auto-clear call clobbered on struct-field
3059 (compute_flow_insensitive_aliasing): Handle subvars.
3060 (group_aliases): Handle STRUCT_FIELD aliases.
3061 (setup_pointers_and_addressables): Ditto.
3062 Don't mark variables non-addressable if they still have
3063 addressable subvars.
3064 Also mark subvars addressable when the real variable is marked
3066 (add_pointed_to_var): Try to prune the pointed-to set by only
3067 pointing to subvars when possible.
3068 Otherwise, make sure we set addresses_needed and pt_vars to
3069 properly include subvars.
3070 (bitpos_of_field): New function.
3071 (push_fields_onto_fieldstack): Ditto.
3072 (get_or_create_used_part_for): Ditto.
3073 (create_overlap_variables_for): Ditto.
3074 (find_used_portions): Ditto.
3075 (create_structure_vars): Ditto.
3076 (pass_create_structure_vars): New structure.
3078 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3079 (get_expr_operands): Handle subvars. Also try to turn
3080 COMPONENT_REF accesses into must-defs now that we can accurately
3082 (note_addressable): Try to only mark as addressable those subvars
3083 we know a COMPONENT_REF touches.
3084 (overlap_subvar): New function.
3086 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3087 Handle subvar storing.
3088 (vect_address_analysis): Update caller of vect_object_analysis.
3090 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3092 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3093 (STMT_VINFO_SUBVARS): New macro.
3095 * common.opts: add flag_tree_salias.
3097 * opts.c (decode_options): flag_tree_salias defaults to on.
3099 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3101 * doc/tree-ssa.texi: Document structural alias analysis.
3103 2005-03-12 Steven Bosscher <stevenb@suse.de>
3105 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3106 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3107 * tree-ssa-operands.c (get_expr_operands): Likewise.
3108 (get_expr_operands): Likewise for ERROR_MARK.
3110 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3112 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3115 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3118 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3119 (mark_operand_necessary): Remove local variable ver.
3121 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3122 variable prefix_len.
3124 * value-prof.c (mod_subtract_transform): Remove local variable
3127 * builtins.c (fold_builtin_exponent): Take decomposed
3128 arguments of CALL_EXPR.
3129 (fold_builtin_1): Update a call to fold_builtin_exponent.
3131 * builtins.c (fold_builtin_logarithm): Take decomposed
3132 arguments of CALL_EXPR.
3133 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3135 * c-decl.c (c_init_decl_processing): Remove local variables
3136 ptr_ftype_void and ptr_ftype_ptr.
3138 * gimplify.c (gimplify_expr): Remove local variables r0 and
3141 * reg-stack.c (move_for_stack_reg): Remove local variable
3143 (compare_for_stack_reg): Remove local variable flags_user.
3144 (convert_regs_1): Remove local variable deleted.
3146 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3148 (combine_blocks): Remove local variables exits and new_e.
3150 * tree-inline.c (expand_call_inline): Remove local variable
3153 * tree-ssa-live.c (create_ssa_var_map,
3154 calculate_live_on_entry): Remove local variable snn.
3156 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3158 * c-lex.c (c_lex_with_flags): Add parameter to call to
3161 2005-03-11 Per Bothner <per@bothner.com>
3163 * c-tree.h (struct c_declarator): New id_loc field.
3164 * c-pragma.h (c_lex_with_flags): Take position reference.
3165 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3166 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3167 (c_lex): Pass dummy location to c_lex_with_flags.
3168 * c-parser.c (c_lex_one_token): Set c_token's location using
3169 c_lex_with_flags, instead of input_location, which might be "ahead".
3170 (c_parser_direct_declarator): Set declarator's id_loc from
3172 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3173 declarator's id_loc, rather than probably-imprecise input_location.
3174 (build_id_declarator): Initialize c_declarator's id_loc field.
3176 2005-03-11 Roger Sayle <roger@eyesopen.com>
3179 * builtins.c (expand_builtin_signbit): Force the signbit's word
3180 into an integer register to avoid SUBREGs of floating point modes.
3182 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3184 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3185 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3186 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3187 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3189 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3191 PR rtl-optimization/20306
3192 * expr.c (emit_move_complex): Set try_int false if mode is
3193 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3194 emit_block_move if try_int is true.
3196 2005-03-11 Richard Henderson <rth@redhat.com>
3199 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3200 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3203 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3205 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3206 (TARGET_FIX_VR4130): New macro.
3207 (TARGET_OPTIONS): Add -mfix-vr4130.
3208 (ISA_HAS_MACCHI): New macro.
3209 (ASM_SPEC): Add -mfix-vr4130.
3210 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3211 (override_options): Handle mips_fix_vr4130_string.
3212 (mips_avoid_hazards): Clear all_noreorder_p
3213 if we're working around VR4130 errata and the macc alternatives
3215 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3216 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3217 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3218 (MULTILIB_DEFAULTS): Remove leading "march=".
3219 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3220 if no architecture option is given.
3221 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3223 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3224 * doc/invoke.texi: Document -mfix-vr4130.
3226 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3228 * config/mips/mips.c (override_options): Only warn about -mint64
3229 deprecation if TARGET_INT64.
3231 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3233 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3234 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3235 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3236 are non-specific regarding the nonnull parameter positions.
3237 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3238 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3239 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3240 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3242 * builtins.def: Use the non-specific "nonnull" attibute lists.
3244 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3246 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3247 single_pred_edge, single_succ, single_pred): Improve comments.
3249 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3251 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3252 single_pred_edge, single_succ, single_pred): New inline functions.
3253 * bb-reorder.c (rotate_loop, find_traces_1_round,
3254 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3255 duplicate_computed_gotos): Use the single_succ/pred functions.
3256 * cfganal.c (forwarder_block_p): Ditto.
3257 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3258 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3259 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3260 merge_seq_blocks): Ditto.
3261 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3262 * cfglayout.c (fixup_reorder_chain): Ditto.
3263 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3264 canonicalize_loop_headers, verify_loop_structure): Ditto.
3265 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3266 mfb_update_loops, create_preheader, force_single_succ_latches,
3267 create_loop_notes): Ditto.
3268 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3269 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3270 commit_one_edge_insertion, purge_dead_edges,
3271 cfg_layout_can_merge_blocks_p): Ditto.
3272 * except.c (sjlj_emit_function_enter): Ditto.
3273 * flow.c (init_propagate_block_info): Ditto.
3274 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3275 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3276 insert_insn_end_bb): Ditto.
3277 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3278 find_if_case_2): Ditto.
3279 * lambda-code.c (perfect_nestify): Ditto.
3280 * lcm.c (optimize_mode_switching): Ditto.
3281 * loop-doloop.c (doloop_modify): Ditto.
3282 * loop-init.c (loop_optimizer_init): Ditto.
3283 * loop-iv.c (simplify_using_initial_values): Ditto.
3284 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3285 * loop-unswitch.c (unswitch_loop): Ditto.
3286 * modulo-sched.c (generate_prolog_epilog): Ditto.
3287 * predict.c (combine_predictions_for_insn, estimate_probability,
3288 tree_estimate_probability, last_basic_block_p,
3289 estimate_bb_frequencies): Ditto.
3290 * profile.c (branch_prob): Ditto.
3291 * regrename.c (copyprop_hardreg_forward): Ditto.
3292 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3293 * tracer.c (layout_superblocks): Ditto.
3294 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3295 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3296 cleanup_control_expr_graph, disband_implicit_edges,
3297 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3298 tree_verify_flow_info, tree_make_forwarder_block,
3299 tree_forwarder_block_p, remove_forwarder_block,
3300 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3301 * tree-if-conv.c (tree_if_conversion): Ditto.
3302 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3303 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3304 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3305 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3306 copy_loop_headers): Ditto.
3307 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3308 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3309 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3310 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3311 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3312 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3313 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3314 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3315 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3316 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3317 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3318 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3319 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3320 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3321 slpeel_add_loop_guard): Ditto.
3323 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3325 PR tree-optimization/15784
3326 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3329 * stmt.c (expand_case): Don't change index_type. Convert minval
3332 PR tree-optimization/20130
3333 * fold-const.c (fold): Fold x * -1 into -x.
3335 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3337 PR rtl-optimization/20331
3338 * rtlanal.c (modified_between_p): Check its address first for MEM.
3339 (modified_in_p): Likewise.
3341 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3343 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3345 2005-03-10 Steven Bosscher <stevenb@suse.de>
3347 * expr.c (expand_expr_real_1): If possible, use a conditional
3348 move for expanding MIN_EXPR and MAX_EXPR.
3349 Use temp for moving around rtx-en.
3351 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3354 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3357 2005-03-10 Roger Sayle <roger@eyesopen.com>
3359 * builtins.c (expand_builtin_signbit): Extend to handle floating
3360 point modes wider than the largest integer type, using the
3361 operand_subword_force function to obtain the signbit's word.
3363 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3366 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3367 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3369 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3371 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3373 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3375 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3377 (perform_edge_inserts): Unconditionally call
3378 free_dominator_info.
3380 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3382 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3384 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3386 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3388 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3390 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3392 (rtl_register_value_prof_hooks,
3393 tree_value_profile_transformations,
3394 tree_register_value_prof_hooks): Likewise.
3395 * var-tracking.c (stack_adjust_offset_pre_post,
3396 variable_htab_free, variable_union, dataflow_set_different_2,
3397 count_uses, variable_was_changed, set_frame_base_location,
3398 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3399 vt_add_function_parameters): Likewise.
3400 * varasm.c (named_section_real, named_section, make_decl_rtl,
3401 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3402 const_hash_1, compare_constant, copy_constant, force_const_mem,
3403 output_constant_pool_2, output_constant_pool_1, output_constant,
3404 output_constructor, make_decl_one_only, decl_tls_model,
3405 default_no_named_section, default_elf_select_section_1,
3406 default_unique_section_1): Likewise.
3407 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3408 * vmsdbgout.c (addr_const_to_string): Likewise.
3411 * function.c (struct assign_parm_data_one): Remove last_named
3413 (assign_parm_find_data_types): Don't determine last_named.
3414 Reorder named_parm determination.
3415 (assign_parms): Only setup varargs on the last non-varadic
3418 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3420 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3421 sda base address on medium model.
3423 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3425 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3426 * cfgloop.c (flow_loop_nodes_find): Export.
3427 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3429 * cfgloopmanip.c (fix_loop_structure): New function.
3430 * predict.c (predict_loops): Clean up the loops information.
3431 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3432 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3434 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3435 (rewrite_into_loop_closed_ssa): Declaration changed.
3436 * tree-loop-linear.c (linear_transform_loops): Add argument to
3437 rewrite_into_loop_closed_ssa call.
3438 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3439 * tree-ssa-loop-im.c (move_computations): Ditto.
3440 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3441 * tree-vectorizer.c (vectorize_loops): Ditto.
3442 * tree-optimize.c: Include cfgloop.h.
3443 (execute_todo): Choose whether to call cleanup_tree_cfg or
3444 cleanup_tree_cfg_loop.
3445 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3446 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3447 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3448 cleanup_tree_cfg_loop call.
3449 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3450 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3451 work on part of cfg.
3453 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3456 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3457 with multiple alternatives.
3459 * stmt.c (parse_output_constraint): Fix a typo.
3461 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3463 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3464 assembly directive instead of deprecated "no-generics".
3466 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3468 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3469 for non-offsettable memory references to cope with outstanding reload
3471 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3472 avoid losing outstanding address reloads.
3473 ("reload_outdi", "reload_outdf"): Likewise.
3475 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3477 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3478 code. Add more cbrt transformations.
3480 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3482 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3484 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3486 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3487 NULL_TREE when a given tree is not simplified.
3488 (fold): Return the original tree when any of the functions
3489 mentioned above NULL_TREE.
3491 * fold-const.c (fold_unary, fold_binary): Take decomposed
3492 arguments, code, type, op0, and op1 in case of fold_binary.
3493 (fold): Update calls to fold_unary and fold_binary.
3495 2005-03-09 Roger Sayle <roger@eyesopen.com>
3497 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3498 a fndecl and an arglist instead of a CALL_EXPR, exp.
3500 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3502 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3504 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3506 * expr.c (expand_assignment): Remove orig_to_rtx.
3508 * fold-const.c (int_const_binop): Remove no_overflow.
3510 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3512 * loop-iv.c (get_biv_step_1): Remove lhs.
3514 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3516 * real.c (real_nan): Remove neg.
3518 * function.c (thread_prologue_and_epilogue_insns): Remove i
3521 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3524 * tree-eh.c (tree_could_trap_p): Remove idx.
3526 * tree-into-ssa.c (ann): Remove ann.
3528 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3530 * tree-sra.c (decide_block_copy): Remove inst_count.
3532 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3534 * tree-ssa-loop-im.c (lhs): Remove.
3536 * cfgbuild.c (state, STATE, SET_STATE,
3537 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3539 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3540 (find_basic_blocks): Set the state of each basic block to
3543 2005-03-08 Jeff Law <law@redhat.com>
3545 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3546 goto results in the removal of edges in the CFG, then we need
3547 to recompute dominators.
3549 2005-03-09 Ben Elliston <bje@au.ibm.com>
3551 * c-common.c (c_do_switch_warnings): Comment fix.
3553 2005-03-08 Julian Brown <julian@codesourcery.com>
3555 * Patch from 2005-03-08 reverted for causing regressions and
3556 ppc-darwin bootstrap failure.
3558 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3560 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3561 Define the real function for ppc-darwin.
3562 * c-typeck.c (convert_arguments): Check for target-specific
3563 invalid argument call to unprototyped function.
3564 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3566 * target.h (invalid_arg_for_unprototyped_fn): New field
3568 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3569 default target hook.
3570 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3573 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3575 * c-typeck.c (constructor_stack, constructor_range_stack,
3576 initializer_stack): Make them static.
3578 * cfg.c (rbi_pool): Make it static.
3580 * gimple-low.c (lower_stmt_body): Make it static.
3581 * tree-flow.h: Remove the corresponding prototype. Don't
3584 * sched-deps.c (cache_size): Make it static.
3586 * stor-layout.c (lang_adjust_rli): Make it static.
3588 2005-03-08 Julian Brown <julian@codesourcery.com>
3590 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3591 from being used for symbols with vague linkage when
3592 HAVE_GAS_COMDAT_GROUP is true.
3594 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3596 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3597 nlabel == JUMP_LABEL (jump).
3599 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3601 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3602 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3603 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3604 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3606 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3609 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3610 * c-common.c (handle_returns_twice): New function.
3611 (c_common_attribute_table): Declare eturns_twice' attribute.
3612 * doc/extend.texi: Document eturns_twice' attribute.
3613 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3614 (struct tree_decl): Add returns_twice_flag.
3616 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3618 * tree-ssa-phiopt.c: Fix a comment typo.
3620 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3621 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3622 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3625 2005-03-08 Richard Henderson <rth@redhat.com>
3627 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3628 builtin codes with ctzdi2, clzdi2, popcountdi2.
3629 (struct alpha_builtin_def): Add is_const.
3630 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3631 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3632 (alpha_init_builtins): Init them. Set nothrow and const attributes
3634 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3635 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3636 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3637 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3638 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3639 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3640 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3641 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3642 (TARGET_FOLD_BUILTIN): New.
3643 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3644 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3646 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3648 2005-03-08 Ira Rosen <irar@il.ibm.com>
3650 PR tree-optimization/20122
3651 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3652 condition of access function instead of base.
3654 2005-03-07 Jeff Law <law@redhat.com>
3655 Steven Bosscher <stevenb@suse.de>
3657 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3658 (find_taken_edge): Call find_taken_edge_computed_goto as
3659 appropriate. Allow any gimple invariant rather than just
3660 INTEGER_CST for VAL.
3661 (cleanup_control_flow): Cleanup a computed goto which has turned
3663 (tree_merge_blocks): If block B has any forced labels, move
3664 them to the start of block A.
3665 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3666 computed gotos as well.
3667 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3668 removal of unnecessary computed gotos too.
3669 (lookup_redirection_data): Fix type of INSERT argument. Callers
3672 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3674 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3675 Remove trailing spaces.
3677 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3678 unshare_all_trees): Make them static.
3679 * tree-gimple.h: Remove the corresponding prototypes.
3681 * diagnostic.h: Remove unused prototype
3682 debug_output_buffer.
3683 * modulo-sched.c: Remove unused prototype
3684 set_row_column_for_ps.
3686 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3687 replace_phi_edge_with_variable): Remove unused variable i.
3689 2005-03-07 Per Bothner <per@bothner.com>
3691 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3693 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3696 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3697 bbs on the COND_EXPR instead of the PHI_NODEs.
3698 (candidate_bb_for_phi_optimization): Remove.
3699 (replace_phi_with_stmt): Rename to ...
3700 (replace_phi_edge_with_variable): this and change so that we
3701 replace the phi argument instead of removing the PHI.
3702 (conditional_replacement): Change so we deal with PHI with more
3704 (value_replacement): Likewise.
3705 (abs_replacement): Likewise.
3707 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3709 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3710 output_e500_flip_gt_bit.
3712 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3714 (rs6000_generate_compare): Fix logic to look at the correct bits.
3715 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3717 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3718 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3719 gen_move_from_CR_gt_bit.
3721 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3722 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3723 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3725 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3726 (E500_CR_IOR_COMPARE): New constant.
3728 2005-03-08 Earl Chew <earl_chew@agilent.com>
3729 David Billinghurst <David.Billinghurst@riotinto.com>
3731 * config/i386/host-cygwin.c: New file to support precompiled
3733 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3734 * config.host: Use above files for cygwin host.
3736 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3738 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3739 ordering ops from earlier change.
3741 2005-03-07 Per Bothner <per@bothner.com>
3743 Various fixes to allow us to again build if --enable-mapped-location:
3744 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3745 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3746 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3747 local variable loc. Change logic appropriately.
3748 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3749 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3750 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3751 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3752 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3754 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3756 PR rtl-optimization/19683
3757 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3758 number of bytes, to smallest_int_for_mode. Fix arguments to
3759 REG_CANNOT_CHANGE_MODE_P.
3761 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3763 * reorg.c (relax_delay_slots): Check that the jump is
3764 conditional before trying to invert it.
3766 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3768 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3771 * calls (stack_arg_under_construction): Make it static.
3773 * flow.c (regs_live_at_setjmp): Make it static.
3774 * flow.h: Remove the corresponding prototype.
3776 * reload1.c (reload_startobj, reload_firstobj,
3777 something_needs_operands_changed, reload_inherited,
3778 reload_inheritance_insn, reload_override_in,
3779 reload_spill_index): Make them static.
3781 * recog.c (verify_changes): Make it static.
3782 * recog.h: Remove the corresponding prototype.
3784 * cfgbuild.c (find_sub_basic_blocks): Remove.
3785 * basic-block.h: Remove the corresponding prototype.
3786 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3788 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3790 * tree-ssa-operands.c (check_build_stmt): Remove.
3792 * stor-layout.c (set_alignment): Remove.
3793 * tree.h: Remove the corresponding prototype.
3795 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3797 * tree-ssa-dce.c (control_dependence_map,
3798 visited_control_parents): Make them static.
3800 * cfghooks.c (verify_flow_info): Remove local variable
3803 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
3806 * loop-unswitch.c (unswitch_loop): Remove local variable src.
3808 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
3810 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
3812 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
3814 * config/ia64/hpux.h (LINK_SPEC): Add -z.
3815 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
3816 PARALLEL for an empty structure.
3818 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3820 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
3822 * fold-const.c (fold_binary): Unroll the very first "for"
3825 2005-03-06 David Edelsohn <edelsohn@gnu.org>
3827 * config/rs6000/predicates.md (branch_comparison_operator): Remove
3828 redundant match_code test.
3829 (scc_comparison_operator): Swap match_operand and match_code
3831 (branch_positive_comparison_operator): Same.
3832 (trap_comparison_operator): Use comparison_operator and swap with
3835 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
3838 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
3839 (out_movhi_r_mr): Read low byte of volatile MEM first.
3840 (out_movhi_mr_r): Write high byte of volatile MEM first.
3842 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3844 * cselib.c (reg_values, reg_values_size): Make them static.
3846 * cse.c (cse_reg_info_table): Make it static.
3848 * fold-const.c (fold_unary): Use build1 instead of copy_node.
3850 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
3852 * cse.c (find_best_addr): Use canon_for_address.
3854 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3856 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
3857 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
3858 SUBREG and MEM, respectively.
3860 * fold-const.c (fold_binary): Use code instead of t.
3862 * fold-const.c (optimize_minmax_comparison): Take decomposed
3863 arguments code, type, op0, and op1 instead of t.
3864 (fold_binary): Update a call to optimize_minmax_comparison.
3866 * fold-const.c (fold_range_test): Take decomposed arguments
3867 code, type, op0, and op1 instead of t.
3868 (fold_binary): Update a call to fold_range_test.
3870 * fold-const.c (fold_binary_op_with_conditional_arg): Take
3871 decomposed arguments code, type, op0, and op1 instead of t.
3872 (fold_binary): Update a call to fold_range_test.
3874 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3876 * fold-const.c (fold_binary): Avoid directly using the original
3877 expression t as much as possible.
3879 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3881 * c-semantics.c (build_stmt): Use TYPE_P instead of
3882 IS_NON_TYPE_CODE_CLASS.
3883 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
3884 (NON_TYPE_CHECK): Use TYPE_P instead of
3885 IS_NON_TYPE_CODE_CLASS.
3887 * fold-const.c (fold): Remove handling of binary expressions.
3889 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
3891 * doc/c-tree.texi: Wrap comments in @r{}.
3892 * doc/cpp.texi: Likewise.
3893 * doc/cppinternals.texi: Likewise.
3894 * doc/extend.texi: Likewise.
3895 * doc/md.texi: Likewise.
3896 * doc/objc.texi: Likewise.
3897 * doc/sourcebuild.texi: Likewise.
3898 * doc/tm.texi: Likewise.
3901 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3903 * predict.c (apply_return_prediction): Standardize PHI chain
3905 * tree-ssa.c (ssa_redirect_edge): Likewise.
3907 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
3908 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
3911 * tree-phinodes.c (remove_phi_node): Drop the last argument.
3912 * tree-flow.h: Adjust the prototype for remove_phi_node.
3913 * lambda-code.c (perfect_nestify): Adjust a call to
3916 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3917 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
3919 * tree-ssa-dce.c (remove_dead_phis): Likewise.
3920 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3921 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3922 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
3924 * combine.c (simplify_and_const_int): Use gen_int_mode instead
3925 of GEN_INT (trunc_int_for_mode (...)).
3926 * loop-iv.c (iv_number_of_iterations): Likewise.
3927 * postreload.c (reload_cse_move2add): Likewise.
3928 * simplify-rtx.c (simplify_const_unary_operation,
3929 simplify_const_binary_operation): Likewise.
3930 * stor-layout.c (get_mode_bounds): Likewise.
3932 * fold-const.c (fold_binary): New.
3933 (fold): Call fold_binary on binary expressions.
3935 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
3937 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
3938 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
3939 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
3940 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
3941 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
3943 2005-03-04 Devang Patel <dpatel@apple.com>
3945 PR tree-optimization/18815
3946 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3947 loops with zero exit edges.
3949 2005-03-04 Devang Patel <dpatel@apple.com>
3951 * doc/invoke.texi: Remove reference to webpage that does not exist.
3953 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
3954 Joseph S. Myers <joseph@codesourcery.com>
3957 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
3958 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
3959 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
3960 * pa.c (get_plabel): Change argument to symbol_ref. Call
3961 maybe_get_identifier instead of get_identifier.
3962 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
3963 (struct deferred_plabel): Replace name field with symbol field.
3964 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
3965 ASM_OUTPUT_EXTERNAL_REAL is defined.
3966 (output_global_address): Use output_addr_const for output of all
3968 (output_deferred_plabels): Use symbol_ref instead of name for address
3970 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
3971 ASM_OUTPUT_SYMBOL_REF): New macros.
3972 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
3974 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
3977 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
3979 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
3980 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
3982 2005-03-04 Jeff Law <law@redhat.com>
3984 * basic-block.h (rediscover_loops_after_threading): Declare.
3985 * tree-ssa-dom.c: Include cfgloop.h.
3986 (tree_ssa_dominator_optimize): Discover loops and some basic
3987 properties. Remove forwarder blocks recreated by loop header
3988 canonicalization. Also mark backedges in the CFG.
3989 * tree-ssa-threadupdate.c: Include cfgloop.h
3990 (rediscover_loops_after_threading): Define.
3991 (struct local_info): New field, JUMP_THREADED.
3992 (prune_undesirable_thread_requests): New function.
3993 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
3994 then record that fact for the callers of redirct_edges.
3995 (thread_block): If BB has incoming backedges, then call
3996 prune_undesirable_thraed_requests. Note when we are
3997 going to have to rediscover loop information. Return a
3998 boolean indicating if any jumps were threaded.
3999 (thread_through_all_blocks): Bubble up boolean indicating
4000 if any jumps were threaded.
4001 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4002 (tree-ssa-threadupdate.o): Similarly.
4004 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4006 * fold-const.c (fold_ternary): Unroll the "for" loop to
4009 2005-03-04 Andrew Haley <aph@redhat.com>
4011 * unwind-dw2-fde-glibc.c (struct
4012 unw_eh_callback_data.check_cache): New field.
4013 (frame_hdr_cache): New.
4014 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4015 Cache frame header info.
4017 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4019 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4020 (print_c_condition): Declare.
4021 * read-rtl.c (ptr_loc): New structure.
4022 (ptr_locs, ptr_loc_obstack, joined_conditions)
4023 (joined_conditions_obstack): New variables.
4024 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4025 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4026 (join_c_conditions, print_c_condition): New functions.
4027 (apply_macro_to_string): Associate the new string with the same
4028 source location as the old one.
4029 (add_condition_to_string): Use join_c_conditions.
4030 (read_string): Use set_rtx_ptr_loc to record a filename and line
4031 number for the string.
4032 (read_rtx): Initialize the new variables above.
4033 * genattrtab.c (write_test_expr, write_attr_value): Use
4035 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4036 comment above the GCC_VERSION check.
4037 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4038 Inline the definition of MAYBE_EVAL.
4039 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4040 * genoutput.c (process_template): Likewise.
4041 * genpreds.c (write_predicate_subfunction): Likewise.
4042 (write_predicate_expr): Use print_c_condition.
4043 * genrecog.c (write_cond): Likewise.
4044 * gensupport.c (process_rtx): Use join_c_conditions to join the
4045 conditions of a define_insn_and_split. Record a source location
4046 for the string after the "&&".
4047 (alter_test_for_insn): Use join_c_conditions.
4049 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4052 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4053 PR tree-optimization/15784
4054 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4057 2005-03-04 Ben Elliston <bje@au.ibm.com>
4059 * gcc.c (option_map): Add --coverage.
4060 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4061 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4062 * config/darwin.h: Pass -lgcov for `coverage'.
4063 * doc/invoke.texi (Debugging Options): Document --coverage.
4065 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4067 * gcse.c (bypass_block): Use find_edge wherever possible.
4069 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4073 * c-opts.c (c_common_parse_file): Call start_source_file
4074 and end_source_file at the approriate times.
4076 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4077 the main file, it will be done for us now.
4079 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4081 * fold-const.c (fold_ternary): New.
4082 (fold): Call fold_ternary on ternary expressions. Remove
4083 handling of ternary expressions.
4085 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4087 PR tree-optimization/15784
4088 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4091 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4093 * config/rs6000/predicates.md (branch_comparison_operator):
4094 Convert from C block to conditional format.
4096 2005-03-03 Jan Hubicka <jh@suse.cz>
4098 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4099 and non-constant public variables.
4101 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4103 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4106 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4109 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4110 calls to release_ssa_name and release_phi_node.
4112 * fold-const.c (fold): Remove handling of unary expressions.
4114 * fold-const.c (fold_unary): Avoid directly using the original
4115 expression t as much as possible.
4117 2005-03-03 Roger Sayle <roger@eyesopen.com>
4118 Andrew Pinski <pinskia@physics.uc.edu>
4120 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4121 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4123 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4125 Describe special registers SRP and MOF as allocatable registers.
4126 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4127 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4128 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4129 TARGET_HAS_MUL_INSNS.
4130 (cris_print_operand) <case 'd'>: New case.
4131 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4132 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4134 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4135 (REG_ALLOC_ORDER): Update for MOF.
4136 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4138 (GENERAL_REGS): No longer a define of ALL_REGS.
4139 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4140 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4142 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4143 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4144 (SECONDARY_RELOAD_CLASS): Define.
4145 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4146 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4147 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4148 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4149 (REGISTER_MOVE_COST): Define.
4150 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4151 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4152 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4153 (CRIS_MOF_REGNUM): New define_constants.
4154 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4156 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4158 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4159 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4160 Adjust for MOF being properly described as a register.
4161 (indir_to_reg_split): Name this split. Conditionalize on the
4162 destination register being a general register.
4163 (movei): Conditionalize on on operands 0 and 1 having the same
4166 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4169 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4170 -mcpu to override any other explicitly given flags.
4172 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4174 * recog.c (verify_changes, confirm_change_group): New functions,
4175 broken out of apply_change_group.
4176 (apply_change_group): Use them.
4177 * recog.h (verify_change, confirm_change_group): Declare.
4178 * rtl.h (redirect_jump_2): Declare.
4179 * jump.c (redirect_exp, invert_exp): Delete.
4180 (invert_exp_1): Take second parameter. Return value. Changed caller.
4181 (redirect_jump_2): New function, broken out of redirect_jump.
4182 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4183 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4184 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4186 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4188 * varasm.c (named_section): Use xstrdup rather than doing it by
4191 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4193 2005-03-02 Devang Patel <dpatel@apple.com>
4195 Undo PR tree-optimization/18815 fix.
4197 2005-03-02 Devang Patel <dpatel@apple.com>
4199 PR tree-optimization/18815
4200 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4201 loops with zero exit edges.
4203 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4205 * cfg.c (connect_src, connect_dest, disconnect_src,
4206 disconnct_dest): New.
4207 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4208 redirect_edge_pred): Use the new functions.
4210 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4211 free_dominance_info only when needed.
4213 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4216 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4217 (reg_or_sub_cint64_operand): Same.
4219 2005-03-02 Jeff Law <law@redhat.com>
4221 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4222 CFG_ALTERED in the main DOM iteration loop.
4224 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4227 * varasm.c (initializer_constant_valid_p): Allow conversions
4228 between OFFSET_TYPEs. Tidy.
4230 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4232 * config/cris/cris.md ("return"): Remove epilogue delay list
4235 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4237 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4239 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4241 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4243 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4244 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4245 config/m68k/m68k.c, config/mips/mips.h,
4246 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4247 doc/include/gcc-common.texi: Update copyright.
4249 PR middle-end/18029 and PR middle-end/18030
4250 * expr.c (optimize_bitfield_assignment_op): Add a special case
4251 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4253 * fold-const.c (fold_unary): New.
4254 (fold): Call fold_unary on unary expressions.
4256 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4258 * cgraph.h (struct cgraph_edge): Add prev_caller and
4260 (cgraph_node_remove_callees): Export.
4261 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4263 (cgraph_edge_remove_callee): New function.
4264 (cgraph_edge_remove_caller): Likewise.
4265 (cgraph_remove_edge): Use.
4266 (cgraph_redirect_edge_callee): Likewise.
4267 (cgraph_node_remove_callees): New function.
4268 (cgraph_node_remove_callers): Likewise.
4269 (cgraph_remove_node): Use.
4270 * tree-optimize.c (tree_rest_of_compilation): Use
4271 cgraph_node_remove_callees instead of manual loop.
4272 * cgraphunit.c (cgraph_finalize_function): Likewise.
4273 (cgraph_expand_function): Likewise.
4274 (cgraph_remove_unreachable_nodes): Likewise.
4276 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4279 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4281 * c-decl.c (undeclared_variable): Take location as argument.
4282 * c-typeck.c (build_external_ref): Likewise.
4283 * c-parser.c (c_parser_postfix_expression): Pass location of
4284 identifier to build_external_ref.
4286 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4288 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4289 CCEQ mode for branch_positive_comparison_operator test.
4290 * config/rs6000/predicates (branch_comparison_operator): Revert to
4292 (scc_comparison_operator): Same.
4293 (branch_positive_comparison_operator): Same.
4295 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4297 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4298 (cris_delay_slots_for_epilogue): Remove.
4299 (save_last): Move into cris_target_asm_function_epilogue.
4300 (cris_target_asm_function_epilogue): Remove tests for file being
4302 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4303 (cris_delay_slots_for_epilogue): Remove prototypes.
4304 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4305 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4307 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4309 * config/rs6000/predicates.md (branch_comparison_operator): Change
4310 to define_special_predicate.
4311 (scc_comparison_operator): Same.
4312 (branch_positive_comparison_operator): Same.
4314 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4316 * Makefile.in (tree-ssa-sink.o): New.
4317 (OBJS-common): Add tree-ssa-sink.o.
4318 * common.opt: Add -ftree-sink
4319 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4320 * timevar.def (TV_TREE_SINK): new timevar.
4321 * tree-flow.h (is_hidden_global_store): Prototype.
4322 * tree-optimize.c (init_tree_optimization_passes): Add
4324 * tree-pass.h (pass_sink_code): New.
4325 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4326 for non-obvious global store store to is_hidden_global_store, and
4327 call that new function.
4328 * tree-ssa-sink.c: New file.
4329 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4330 * doc/passes.texi: Document forward store motion.
4331 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4332 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4333 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4334 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4336 2005-03-01 Per Bothner <per@bothner.com>
4338 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4339 and we have a non-zero column-number, add it to the message.
4340 Also factor out the diagnostic_kind_text.
4342 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4344 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4345 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4346 flow_loop_scan): Removed.
4347 (flow_loop_dump): Do not dump removed fields.
4348 (flow_loop_free): Do not free removed fields.
4349 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4350 (loop_exit_edge_p): New function.
4351 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4352 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4353 num_exits, exits_doms.
4354 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4355 LOOP_EDGES, LOOP_ALL): Removed.
4356 (flow_loop_scan): Declaration removed.
4357 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4358 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4360 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4361 (if_convert): Call flow_loops_find and flow_loops_free
4362 when calling mark_loop_exit_edges.
4363 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4364 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4365 free_dominance_info calls.
4366 * loop-init.c (flow_loops_find): Ditto.
4367 * passes.c (rest_of_handle_branch_prob): Ditto.
4368 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4369 * loop-unroll.c (analyze_insns_in_loop): Do not use
4371 * predict.c (predict_loops): Do not call flow_loop_scan.
4372 Use get_loop_exit_edges.
4373 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4374 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4375 Do not use EDGE_LOOP_EXIT.
4376 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4377 to bb_with_exit_edge_p.
4378 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4379 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4380 to bb_with_exit_edge_p.
4381 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4383 * tree-loop-linear.c (linear_transform_loops): Do not call
4384 flow_loop_scan. Use loop->single_exit.
4385 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4386 (vect_analyze_loop_form): Do not call flow_loop_scan.
4387 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4389 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4391 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4392 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4393 slpeel_tree_duplicate_loop_to_edge_cfg,
4394 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4395 Use loop_preheader_edge and loop->single_exit. Do not call
4398 2005-03-01 Nick Clifton <nickc@redhat.com>
4400 * config/arm/arm.c (thumb_find_work_register): Check all of the
4401 argument registers to see if they are free, and a couple of
4402 special cases where the last argument register but can be proved
4403 to be available during the function's prologue.
4404 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4405 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4406 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4408 (thumb_compute_save_reg_mask): Likewise. Also use
4409 thumb_find_work_register() to ensure that there is agreement about
4410 which work register is going to be used in the prologue.
4411 (thumb_output_function_prologue): Use unsigned long as the type
4412 for the register bit-mask. Also delay pushing the link register if
4413 other high registers are going to be pushed.
4414 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4415 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4416 redundant prototypes.
4418 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4421 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4422 and after reload in REG+REG indexed addresses without REG_POINTER
4423 set in the base and not set in the index.
4425 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4427 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4428 Don't undefine here.
4429 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4430 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4431 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4432 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4433 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4435 * config.gcc (sh*-*-linux*): Use config/linux.h.
4437 2005-02-28 Dale Johannesen <dalej@apple.com>
4438 Stan Shebs <shebs@apple.com>
4440 Rewrite of 64-bit Darwin structure-by-value pass/return.
4441 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4442 intoffset, use_stack, named.
4443 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4444 (rs6000_darwin64_record_arg_advance_flush): New.
4445 (rs6000_darwin64_record_arg_advance_recurse): New.
4446 (rs6000_darwin64_record_arg_flush): New.
4447 (rs6000_darwin64_record_arg_recurse): New.
4448 (rs6000_darwin64_record_arg): New.
4449 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4450 (function_arg_boundary): Handle 128-bit aligned structs.
4451 (function_arg_advance): Rewrite darwin64 struct handling.
4452 (function_arg): Call rs6000_darwin64_record_arg.
4453 (function_arg_partial_nregs): Handle darwin64 structs.
4454 (rs6000_darwin64_function_value): Remove.
4455 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4457 2005-02-28 Roger Sayle <roger@eyesopen.com>
4459 PR tree-optimization/20216
4460 * tree-chrec.c (tree_fold_factorial): Delete.
4461 (tree_fold_binomial): Change argument list to take a return type
4462 and change the type of K to unsigned int. Rewrite to avoid explicit
4463 evaluation of factorials, and (recursively) calling fold to perform
4464 compile-time arithmetic. Return NULL on (internal) overflow.
4465 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4466 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4467 if any intermediate calculation overflows.
4468 (chrec_apply): Update call to chrec_evaluate.
4470 2005-02-28 James E Wilson <wilson@specifixinc.com>
4472 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4474 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4477 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4478 instead of NULL_TREE on error.
4480 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4482 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4483 (EASY_VECTOR_15_ADD_SELF): Remove.
4484 (num_insns_constant_wide): Not static.
4485 (validate_condition_mode): Not static.
4486 (toc_relative_expr_p): Not static.
4487 (legitimate_indirect_address_p): Not static.
4488 (macho_lo_sum_memory_operand): Not static.
4489 (invalid_e500_subreg): Not static.
4490 (easy_vector_same): Not static.
4491 (easy_vector_splat_const): Not static.
4492 (RS6000_SYMBOL_REF_TLS_P): Remove.
4493 (any_operand): Delete.
4494 (any_parallel_operand): Delete.
4495 (count_register_operand): Delete.
4496 (altivec_register_operand): Delete.
4497 (xer_operand): Delete.
4498 (s8bit_cint_operand): Delete.
4499 (short_cint_operand): Delete.
4500 (u_short_cint_operand): Delete.
4501 (non_short_cint_operand): Delete.
4502 (exact_log2_cint_operand): Delete.
4503 (gpc_reg_operand): Delete.
4504 (cc_reg_operand): Delete.
4505 (cc_reg_not_cr0_operand): Delete.
4506 (reg_or_short_operand): Delete.
4507 (reg_or_neg_short_operand): Delete.
4508 (reg_or_aligned_short_operand): Delete.
4509 (reg_or_u_short_operand): Delete.
4510 (reg_or_cint_operand): Delete.
4511 (reg_or_arith_cint_operand): Delete.
4512 (reg_or_add_cint64_operand): Delete.
4513 (reg_or_sub_cint64_operand): Delete.
4514 (reg_or_logical_cint_operand): Delete.
4515 (got_operand): Delete.
4516 (got_no_const_operand): Delete.
4517 (easy_fp_constant): Delete.
4518 (easy_vector_constant): Delete.
4519 (easy_vector_constant_add_self): Delete.
4520 (zero_constant): Delete.
4521 (zero_fp_constant): Delete.
4522 (volatile_mem_operand): Delete.
4523 (offsettable_mem_operand): Delete.
4524 (mem_or_easy_const_operand): Delete.
4525 (add_operand): Delete.
4526 (non_add_cint_operand): Delete.
4527 (logical_operand): Delete.
4528 (non_logical_cint_operand): Delete.
4529 (mask_operand): Delete.
4530 (mask_operand_wrap): Delete.
4531 (mask64_operand): Delete.
4532 (mask64_2_operand): Delete.
4533 (and64_operand): Delete.
4534 (and64_2_operand): Delete.
4535 (and_operand): Delete.
4536 (reg_or_mem_operand): Delete.
4537 (lwa_operand): Delete.
4538 (symbol_ref_operand): Delete.
4539 (call_operand): Delete.
4540 (current_file_function_operand): Delete.
4541 (input_operand): Delete.
4542 (rs6000_nonimmediate_operand): Delete.
4543 (rs6000_tls_symbol_ref): Delete.
4544 (save_world_operation): Delete.
4545 (restore_world_operation): Delete.
4546 (load_multiple_operation): Delete.
4547 (store_multiple_operation): Delete.
4548 (vrsave_operation): Delete.
4549 (mfcr_operation): Delete.
4550 (mtcrf_operation): Delete.
4551 (lmw_operation): Delete.
4552 (stmw_operation): Delete.
4553 (branch_comparison_operator): Delete.
4554 (branch_positive_comparison_operator): Delete.
4555 (scc_comparison_operator): Delete.
4556 (trap_comparison_operator): Delete.
4557 (boolean_operator): Delete.
4558 (boolean_or_operator): Delete.
4559 (min_max_operator): Delete.
4560 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4561 (EASY_VECTOR_15): Moved to here.
4562 (EASY_VECTOR_15_ADD_SELF): Move to here.
4563 (PREDICATE_CODES): Delete.
4564 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4565 Declare functions no longer static.
4566 * config/rs6000/predicates.md: New.
4567 * config/rs6000/rs6000.md: Include predicates.md
4569 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4571 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4572 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4574 * cfgrtl.c (need_fake_edge_p): Likewise.
4575 * combine.c (distribute_notes): Likewise.
4576 * emit-rtl.c (try_split): Likewise.
4577 * recog.c (peephole2_opimize): Likewise.
4578 * reg-notes.def (ALWAYS_RETURN): Remove.
4579 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4580 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4581 * tree.h (ECF_ALWAYS_RETURN): Remove.
4583 2005-02-28 Roger Sayle <roger@eyesopen.com>
4586 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4587 between different machine modes is never a "useless" conversion.
4589 2005-02-28 Geert Bosch <bosch@gnat.com>
4592 * doc/contrib.texi: List contributors for Ada front end
4594 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4596 * simplify-rtx.c (simplify_unary_operation_1,
4597 simplify_const_unary_operation): New, extracted from...
4598 (simplify_unary_operation): ... this one.
4599 (simplify_binary_operation_1,
4600 simplify_const_binary_operation): New, extracted from...
4601 (simplify_binary_operation): ... this one.
4602 * rtl.h (simplify_const_unary_operation,
4603 simplify_const_binary_operation): Add prototypes.
4605 2005-02-28 Julian Brown <julian@codesourcery.com>
4607 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4608 building libjava and caused PR regression/20228.
4610 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4613 * Makefile.in (host_subdir): New.
4614 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4615 * configure: Regenerate.
4617 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4619 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4620 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4621 installation directory first.
4623 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4626 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4627 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4628 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4629 * config/cris/cris.md: Tweak comments referring to Q.
4630 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4631 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4632 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4633 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4634 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4635 Insert spaces in constraints to align alternatives vertically for
4637 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4640 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4642 PR rtl-optimization/17728
4643 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4644 operand 0 from general_operand to move_dest_operand.
4646 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4648 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4649 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4650 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4651 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4653 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4655 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4656 * configure: Regenerate.
4657 * libada-mk.in: Remove CC; rename
4658 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4660 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4663 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4664 for the lhs, also walk over the tree. Likewise for rhs.
4666 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4668 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4669 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4670 Do not propagate value of iv before increment over the increment.
4672 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4674 * c-parser.c: New file.
4675 * c-parse.in: Remove.
4676 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4678 (c-parser.o): Add dependencies.
4679 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4680 maintainer-clean, TAGS): Update.
4681 * c-config-lang.in (gtfiles): Update.
4682 * gengtype-lex.l: Don't handle "@@".
4683 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4684 objc_build_synchronized, objc_begin_try_stmt,
4685 objc_begin_catch_clause, objc_finish_catch_clause,
4686 objc_build_finally_clause, objc_finish_try_stmt): New.
4687 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4689 (c_parse_init): Update comment.
4690 * c-decl.c (c_init_decl_processing): Update comment.
4691 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4692 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4693 new c_declspecs members.
4695 2005-02-25 Julian Brown <julian@codesourcery.com>
4697 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4698 from being used for symbols with vague linkage when
4699 HAVE_GAS_COMDAT_GROUP is true.
4701 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4703 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4705 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4708 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4709 (LIBGCC2_HAS_DF_MODE): New.
4710 (LIBGCC2_HAS_XF_MODE): New.
4711 (LIBGCC2_HAS_TF_MODE): New.
4712 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4713 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4714 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4715 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4716 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4717 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4718 and add _fixtfdi, _fixunstfdi, _floatditf
4719 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4720 L_fixunstfdi, L_floatditf.
4721 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4722 (LIBGCC2_HAS_TF_MODE): Define.
4724 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4726 PR tree-optimization/20204
4727 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4728 REWRITE_THIS_STMT markers on PHI nodes.
4729 (rewrite_initialize_block): Likewise.
4731 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4733 * version.c (version_string): Update to 4.1.
4735 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4737 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4738 Clarify that the alternative way doesn't work in GNU C++.
4740 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4742 PR tree-optimization/19937
4743 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4744 to the type of the induction variable.
4746 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4748 PR rtl-optimization/20117
4749 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4750 the block including noncopyable insn.
4752 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4754 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4755 calls to find_reg_note.
4757 2005-02-24 Richard Henderson <rth@redhat.com>
4760 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4763 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4765 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4766 vector types if to use base reg for misaligned non-word ld/std.
4768 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4771 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4772 dwarf2 label manually and put it after, not before the prologue.
4774 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4777 * reload.c (operands_match_p): Only increment register number for
4778 SCALAR_INT_MODE_P modes in multiple hard registers.
4780 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4783 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4785 * ChangeLog.5: Fix log message typo(s).
4786 * ChangeLog.7: Likewise.
4787 * ChangeLog.tree-ssa: Likewise.
4788 * cfgexpand.c: Fix comment typo(s).
4789 * conflict.c: Likewise.
4790 * defaults.h: Likewise.
4791 * dwarf2out.c: Likewise.
4793 * ggc-page.c: Likewise.
4794 * tree-eh.c: Likewise.
4795 * tree-ssa-dom.c: Likewise.
4797 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4800 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
4801 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
4802 if SHARED is defined.
4805 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
4806 allow splitting only if operands 0 and 3 don't overlap.
4808 2005-02-24 Richard Henderson <rth@redhat.com>
4811 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
4812 (fold_builtin_1): Call them.
4813 * fold-const.c (fold_complex_mult_parts): Split out from ...
4814 (fold_complex_mult): ... here. Fix typo in both imaginary case.
4815 (fold_complex_div_parts, fold_complex_div): New.
4817 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
4819 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4821 * tree-ssa-ccp.c (visit_assignment): Verify that result of
4822 VIEW_CONVERT_EXPR is_gimple_min_invariant.
4824 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
4825 (print_node): Likewise.
4826 Print TYPE_SIZES_GIMPLIFIED.
4828 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4830 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
4831 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
4832 operands as commutative in constraints.
4834 2005-02-24 Diego Novillo <dnovillo@redhat.com>
4836 * tree-into-ssa.c: Re-organize internal functions.
4838 2005-02-24 Richard Henderson <rth@redhat.com>
4841 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
4843 * common.opt (fcx-limited-range): New.
4844 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
4845 * toplev.c (flag_complex_method): Initialize to 1.
4846 (process_options): Set flag_complex_method to 0 if
4847 flag_cx_limited_range.
4848 * doc/invoke.texi (-fcx-limited-range): New.
4850 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4852 * cse.c (delete_trivially_dead_insns): Speed up by using
4853 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
4856 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
4858 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
4859 functions when -mid-shared-library is being used.
4861 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4863 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
4864 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
4865 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
4866 * system.h: Poison LINK_LIBGCC_SPECIAL.
4868 2005-02-23 James E Wilson <wilson@specifixinc.com>
4870 * gengtype.c (note_insn_name): Make 1 element larger.
4872 2005-02-23 Roger Sayle <roger@eyesopen.com>
4875 PR rtl-optimization/20097
4876 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4877 BImode SUBREGs of SImode registers which confuse the ia64 backend.
4879 2005-02-23 David Edelsohn <edelsohn@gnu.org>
4881 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
4882 * t-aix52 (SHLIB_INSTALL): Same.
4884 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
4886 * genpreds.c: Update copyright.
4888 2005-02-23 Michael Beach <michaelb@ieee.org>
4891 * config/sparc/t-elf (startup files): Assemble with CPP.
4893 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
4895 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
4896 (write_predicate_expr): Likewise.
4898 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4900 PR tree-optimization/20100
4901 PR tree-optimization/20115
4902 * tree-optimize.c (init_tree_optimization_passes): Remove
4903 pass_maybe_create_global_var.
4904 * tree-pass.h (pass_maybe_create_global_var): Remove.
4905 * tree-ssa-alias.c (aliases_computed_p): Declare.
4906 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
4907 (count_calls_and_maybe_create_global_var): Remove.
4908 (pass_maybe_create_global_var): Remove.
4909 (init_alias_info): Do not declare aliases_computed_p.
4910 (maybe_create_global_var): If the function contains no
4911 call-clobbered variables and a mix of pure/const and regular
4912 function calls, create .GLOBAL_VAR.
4913 Mark all call-clobbered variables for renaming.
4914 (merge_pointed_to_info): Update comment.
4915 (add_pointed_to_var): Likewise.
4916 (is_escape_site): Likewise.
4917 Accept struct alias_info * instead of size_t *.
4919 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
4921 * tree-ssa-operands.c (get_call_expr_operands): If
4922 ALIASES_COMPUTED_P is false, do not add call-clobbering
4924 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
4925 (delete_tree_ssa): Likewise.
4927 2005-02-22 James E Wilson <wilson@specifixinc.com>
4929 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
4930 (do_compile): Do call it here.
4932 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4934 PR rtl-optimization/20017.
4935 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
4936 rest_of_handle_cse2, rest_of_handle_gcse): Call
4937 delete_dead_jumptables immediately before calling cleanup_cfg.
4939 2005-02-22 Devang Patel <dpatel@apple.com>
4942 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
4945 2005-02-22 David Edelsohn <edelsohn@gnu.org>
4947 * config/rs6000/aix.h (WINT_TYPE): Define.
4949 2005-02-22 Stan Shebs <shebs@apple.com>
4951 * config/rs6000/rs6000.c (rs6000_override_options): Default to
4952 natural alignment for 64-bit Darwin.
4953 (rs6000_parse_alignment_option): Warn about uses of -malign-power
4955 * doc/invoke.texi: Document this.
4957 2005-02-22 DJ Delorie <dj@redhat.com>
4959 * c-common.c (c_common_type_for_mode): Pass the mode's precision
4960 to make_[un]signed_type, not the mode itself.
4962 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4964 * cfg.c (cached_make_edge): Call make_edge if edge cache is
4965 not available. Use tail calls wherever possible.
4966 (make_edge): Call unchecked_make_edge to create an edge.
4968 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
4969 (coalesce_ssa_name): Don't check for
4970 SSANORM_USE_COALESCE_LIST.
4971 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
4973 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4975 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
4976 (rewrite_into_ssa): ... here.
4978 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
4980 PR tree-optimization/19786
4981 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
4982 tag to another's may-alias bitmap when adding to the other's list.
4984 2005-02-21 DJ Delorie <dj@redhat.com>
4986 * tree-ssa-loop-ivopts.c (computation_cost): Start register
4987 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
4988 registers in unsupported ways.
4989 * expmed.c (init_expmed): Likewise.
4991 2005-02-21 Stan Cox <scox@redhat.com>
4993 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
4995 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4997 * tree-cfg.c (fold_cond_expr_cond): New.
4998 (make_edges): Call fold_cond_expr_cond.
4999 (find_taken_edge): Accept nothing but INTEGER_CST.
5000 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5002 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5004 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5005 that do not belong to any basic block.
5007 2005-02-21 Jeff Law <law@redhat.com>
5009 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5012 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5014 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5015 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5016 Adjust their definitions.
5017 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5018 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5020 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5021 genautomata.c, langhooks.c, langhooks.h, system.h,
5022 config/arm/lib1funcs.asm: Update copyright.
5024 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5026 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5028 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5031 * doc/install.texi: Document --with-gc.
5033 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5035 * simplify-rtx.c (simplify_unary_operation): Add a missing
5038 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5040 PR tree-optimization/18663
5041 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5042 if the type has variable bounds.
5044 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5046 * gcse.c: Remove an obsolete comment.
5048 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5050 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5052 * doc/extend.texi (Function Attributes) <Attribute const>: The
5053 attribute "pure" is below this text, not above.
5055 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5057 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5058 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5059 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5061 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5064 * langhooks.h (struct lang_hooks): Add to_target_charset.
5065 * langhooks.c (lhd_to_target_charset): New function.
5066 * langhooks-def.h: Declare lhd_to_target_charset.
5067 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5068 (LANG_HOOKS_INITIALIZER): Update.
5069 * c-common.c (c_common_to_target_charset): New function.
5070 * c-common.h: Declare it.
5071 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5072 c_common_to_target_charset.
5074 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5075 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5077 * system.h: Poison them.
5078 * doc/tm.texi: Don't discuss them.
5079 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5080 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5081 (pp_c_char): Do not attempt to generate letter escapes for
5083 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5084 * config/mips/mips.c (mips_output_ascii): Likewise.
5086 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5088 PR tree-optimization/19951
5089 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5092 2005-02-19 Steven Bosscher <stevenb@suse.de>
5095 * function.h (struct function): New field `max_loop_depth'.
5096 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5097 (flow_loops_find): Reset the max loop depth count before finding loops.
5098 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5099 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5100 (calculate_global_regs_live): Make sure the loop will terminate
5101 when the initial sets are not empty.
5103 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5105 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5107 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5109 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5112 * doc/invoke.texi: Remove documentation of %M spec.
5114 (init_spec): Remove %M suffix from -lgcc_s.
5115 (do_spec_1): Remove 'M' case.
5116 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5117 to put shared libraries in the multilib directory. Remove the
5118 shlib_so_soname substitution variable. Don't add a multilib encoding
5119 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5120 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5121 SHLIB_INSTALL as well as SHLIB_LINK.
5122 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5123 (SHLIB_NAME): Delete.
5124 (SHLIB_DIR): New macro.
5125 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5126 (SHLIB_INSTALL): Adjust accordingly.
5127 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5128 * config/t-slibgcc-sld: Likewise.
5129 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5130 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5131 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5133 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5134 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5135 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5136 Use @shlib_base_name@ instead of @shlib_so_name@.
5137 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5138 and @shlib_base_name@.so in @multilib_dir@.
5139 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5140 to the install path.
5141 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5142 (SHLIB_LINK): Remove previous workaround.
5143 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5144 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5145 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5147 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5148 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5149 (SHLIB_INSTALL): Adjust accordingly.
5150 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5151 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5152 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5153 config/t-slibgcc-elf-ver.
5155 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5156 Jakub Jelinek <jakub@redhat.com>
5158 PR tree-optimization/19828
5159 * tree-ssa-loop-im.c: Add a TODO comment.
5160 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5161 without side-effects.
5163 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5165 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5168 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5170 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5171 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5172 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5174 (ia64_reorg): Delete fixup_errata call.
5175 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5176 (TARGET_SWITCHES): Delete -mb-step entry.
5178 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5181 * c-typeck.c (composite_type): Handle quals in transparent unions.
5182 (type_lists_compatible_p): Likewise.
5184 2005-02-18 Stan Shebs <shebs@apple.com>
5186 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5187 expressions in the .literal8 section.
5189 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5191 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5193 2005-02-18 Roger Sayle <roger@eyesopen.com>
5195 * fold-const.c (constant_boolean_node): Always create values of the
5196 specified type, don't bother calling truthvalue_conversion.
5198 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5200 * except.c (output_function_exception_table): Call
5201 assemble_external_libcall (eh_personality_libfunc).
5203 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5206 * config/ia64/ia64.h (struct machine_function): Add state_num.
5207 * config/ia64/ia64.c (process_epilogue,
5208 process_for_unwind_directive): Use new unwind state numbers each
5209 time rather than state 1.
5211 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5214 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5215 before the "*llgt_didi" pattern.
5217 2005-02-18 Jason Merrill <jason@redhat.com>
5219 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5221 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5223 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5224 (div0): Use it in place of ARM_FUNC_ALIAS.
5225 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5227 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5230 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5231 access, the lower bound of the array type if it exists.
5233 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5236 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5237 cases that are out-of-range for the index type.
5239 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5241 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5242 (estimate_case_costs): Don't call convert.
5243 * expmed.c (expand_shift): Likewise.
5244 (make_tree): Call fold_convert instead of convert.
5246 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5249 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5250 that ref to be marked MEM_READONLY_P doesn't have base that needs
5253 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5255 * genautomata.c (output_get_cpu_unit_code_func,
5256 output_cpu_unit_reservation_p): Don't generate old-style function
5259 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5262 PR tree-optimization/20009
5263 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5265 PR tree-optimization/18947
5266 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5267 inline, remove all nodes that are inlined into the extern inline
5270 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5272 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5273 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5274 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5275 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5278 2005-02-17 Roger Sayle <roger@eyesopen.com>
5280 PR tree-optimization/19917
5281 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5282 to be potentially trapping.
5284 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5286 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5288 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5290 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5291 tem becomes a local variable which is set to the value of the
5292 back end defined INITIAL_FRAME_ADDRESS macro.
5293 (expand_builtin_frame_address): Omit the base parameter to
5294 expand_builtin_return_addr.
5295 (expand_builtin_profile_func): Likewise.
5296 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5297 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5298 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5300 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5302 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5303 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5304 * config/frv/frv.c (frv_function_epilogue): Likewise.
5306 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5308 * lambda-code (perfect_nestify): Remove mark/unmark
5310 * tree-loop-linear.c (linear_transform_loops): Add
5311 rewrite_into_ssa call so that ssa is correct for
5312 rewriting into loop closed.
5314 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5316 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5317 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5319 * bt-load.c (btr_def_live_range, combine_btr_defs,
5320 migrate_btr_def, migrate_btr_defs): Likewise.
5321 * cfgcleanup.c (thread_jump): Likewise.
5322 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5323 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5324 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5325 df_rd_local_compute, df_reg_info_compute): Likewise.
5326 * dominance.c (init_dom_info, free_dom_info): Likewise.
5327 * flow.c (init_propagate_block_info,
5328 free_propagate_block_info): Likewise.
5329 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5330 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5331 modify_reg_pav): Likewise.
5332 * loop-invariant.c (find_defs, find_invariant_insn,
5333 find_invariants, free_inv_motion_data): Likewise.
5334 * predict.c (tree_predict_by_opcode,
5335 estimate_bb_frequencies): Likewise.
5336 * stmt.c (expand_case): Likewise.
5337 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5338 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5339 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5340 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5341 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5342 rewrite_ssa_into_ssa): Likewise.
5343 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5344 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5345 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5346 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5347 * tree-sra.c (tree_sra): Likewise.
5348 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5349 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5350 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5351 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5352 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5353 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5355 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5356 calculate_live_on_entry, calculate_live_on_exit,
5357 build_tree_conflict_graph): Likewise.
5358 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5359 record_important_candidates, set_use_iv_cost, find_depends,
5360 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5361 tree_ssa_iv_optimize_finalize): Likewise.
5362 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5363 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5364 tree_duplicate_loop_to_header_edge): Likewise.
5365 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5366 * tree-ssa.c (verify_flow_insensitive_alias_info,
5367 verify_name_tags, verify_ssa, init_tree_ssa,
5368 delete_tree_ssa): Likewise.
5369 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5370 fini_ssanames): Likewise.
5371 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5373 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5375 * config/rs6000/t-rtems: Completely reworked.
5377 2005-02-17 Ira Rosen <irar@il.ibm.com>
5379 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5381 2005-02-17 Ira Rosen <irar@il.ibm.com>
5383 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5384 POINTER_TYPE_P when checking that type is a pointer.
5385 (vect_get_memtag): Remove.
5386 (vect_address_analysis): Use POINTER_TYPE_P. Call
5387 vect_object_analysis with dummy parameter for memtag.
5388 (vect_object_analysis): Extract memtag (functionality that
5389 used to be in vect_get_memtag and moved here). Fix printings.
5390 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5391 with correct parameters. Remove call to vect_get_memtag.
5393 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5395 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5396 (tree-vectorizer.o): Added missing dependencies.
5398 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5400 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5401 declaration in tree-vectorizer.c, now has an extern declaration in
5403 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5404 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5405 get_vectype_for_scalar_type, vect_is_simple_use,
5406 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5407 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5408 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5409 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5410 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5411 find_loop_location): Likewise.
5413 * tree-vectorizer.c (langhooks.h): #include removed.
5414 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5415 moved to tree-vectorized.h.
5416 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5417 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5418 get_vectype_for_scalar_type, vect_is_simple_use,
5419 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5420 vect_supportable_dr_alignment, new_loop_vec_info,
5421 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5422 vect_set_verbosity_level, find_loop_location): Likewise.
5424 (vect_analyze_loop): Function externalized. Declaration moved to
5425 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5426 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5427 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5428 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5429 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5430 vect_enhance_data_refs_alignment, vect_analyze_operations,
5431 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5432 vect_stmt_relevant_p, vect_get_loop_niters,
5433 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5434 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5435 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5436 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5437 vect_get_memtag): Likewise.
5439 (vectorizable_load): Function externalized. Declaration moved to
5440 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5441 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5442 vect_transform_loop): Likewise.
5443 (vect_transform_stmt): Moved to tree-vect-transform.c.
5444 (vect_align_data_ref, vect_create_destination_var,
5445 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5446 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5447 vect_get_vec_def_for_operand, vect_init_vector,
5448 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5449 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5450 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5451 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5452 vect_do_peeling_for_loop_bound): Likewise.
5454 * tree-vect-analyze.c: New file.
5455 * tree-vect-transform.c: New file.
5457 2005-02-17 Jason Merrill <jason@redhat.com>
5459 PR mudflap/19319, c++/19317
5460 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5463 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5465 * doc/install.texi (Specific): Update link for Darwin-specific
5468 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5470 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5471 constant_boolean_node.
5473 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5476 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5477 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5479 2005-02-16 Richard Henderson <rth@redhat.com>
5482 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5484 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5485 replace uses with Wtype_MAXp1_F.
5486 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5487 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5488 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5489 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5490 and HAVE_TFMODE as appropriate.
5491 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5492 (__floatdisf): Likewise.
5493 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5494 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5495 (Wtype_MAXp1_F): New.
5496 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5497 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5499 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5502 * arm.c (arm_apply_result_size): New function.
5503 * arm.h (APPLY_RESULT_SIZE): Define.
5504 * arm-protos.h (arm_apply_result_size): Add prototype.
5505 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5506 (movxf): New expand.
5507 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5508 (call_value_symbol): Remove predicate for operand 0.
5509 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5510 (untyped_call): Rework to correclty return values for any type.
5511 (untyped_return): New expand.
5512 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5514 2005-02-16 Stan Shebs <shebs@apple.com>
5516 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5517 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5519 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5521 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5522 configure settings on Solaris 7 and later.
5524 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5526 PR tree-optimization/19865
5527 * tree-optimize.c (init_tree_optimization_passes): Run
5528 pass_may_alias after pass_sra.
5530 2005-02-16 Richard Henderson <rth@redhat.com>
5531 Stuart Hastings <stuart@apple.com>
5534 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5535 Do nothing if debug info suppressed for this function.
5536 (dbxout_begin_function): Early exit if debug info suppressed for
5539 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5542 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5544 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5546 PR tree-optimization/19967
5547 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5548 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5549 argument TYPE. Adjust calls to fold_builtin_XXX.
5550 (expand_builtin, fold_builtin_1): Adjust calls to
5552 (fold_builtin_strchr, fold_builtin_strpbrk,
5553 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5554 result to a requested type TYPE.
5556 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5559 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5560 (T)x & (T)cst if (T)cst overflows.
5561 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5562 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5564 2005-02-15 Jeff Law <law@redhat.com>
5566 * gcse.c (blocks_with_calls): New bitmap.
5567 (alloc_gcse_mem): Allocate it.
5568 (free_gcse_mem): Free it.
5569 (clear_modifY_mem_tables): Clear it.
5570 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5571 when we encounter CALL_INSNs.
5572 (compute_transp, case MEM): Handle blocks with calls separate
5573 from blocks without calls. Use bitmap iterators rather than
5576 2005-02-15 Peter O'Gorman <peter@pogma.com>
5579 * mklibgcc.in (vis_hide): Use a temporary object file, not
5582 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5585 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5586 access optimization.
5588 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5589 Alan Modra <amodra@bigpond.net.au>
5592 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5593 (_xlqsub): Rename to __gcc_qsub.
5594 (_xlqmul): Rename to __gcc_qmul.
5595 (_xlqdiv): Rename to __gcc_qdiv.
5596 Provide versioned symbol aliases with old names.
5597 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5598 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5599 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5600 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5601 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5603 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5605 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5606 Fold ~(A - 1) and ~(A + -1) to -A.
5608 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5612 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5613 config/pa/pa-host.c:pa_gt_pch_use_address.
5615 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5617 * tree-vn.c (get_value_handle): Make sure that given an
5618 is_gimple_min_invariant expression, we always return it.
5620 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5622 * passes.c (rest_of_handle_gcse): Fix a comment.
5624 2005-02-15 Jeff Law <law@redhat.com>
5626 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5628 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5629 (canon_list_insert, record_last_mem_set_info): Similarly.
5630 (clear_modify_mem_tables): Similarly.
5632 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5634 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5635 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5636 config/mips/mips.md, config/rs6000/aix.h,
5637 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5639 2005-02-15 Richard Henderson <rth@redhat.com>
5641 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5642 call to be best_edge.
5644 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5646 * basic-block.h: Adjust the prototype for find_basic_blocks.
5647 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5648 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5651 * flow.c (recompute_reg_usage): Remove all arguments.
5652 * passes.c (rest_of_compilation): Adjust the call to
5653 recompute_reg_usage.
5654 * rtl.h: Adjust the prototype for recompute_reg_usage.
5656 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5658 * tree-dump.c (dump_files): Update to reflect new member
5660 (dump_register): Add new argument.
5662 (dump_switch_p_1): Check against glob name if doglob was passed.
5663 (dump_switch_p): Check against regular first, then glob if
5664 we didn't have any hits on the dump name.
5665 * tree-optimize.c (register_one_dump_file):
5666 Pass in glob name as well.
5667 * tree-pass.h (struct dump_file_info): Add glob
5670 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5672 PR preprocessor/16323
5673 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5675 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5678 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5679 (trunctfdf2_internal1): New.
5680 (trunctfdf2_internal2): Renamed from trunctfdf2.
5682 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5684 PR tree-optimization/19853
5685 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5687 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5689 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5690 delete_dead_jumptables and cleanup_cfg.
5692 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5694 * reload.c (find_reloads): Swap address_reloaded flags when
5695 swapping commutative operands.
5697 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5699 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5700 Use standard_iv_increment_position for computing the bsi position
5702 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5705 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5708 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5709 life range of hard registers.
5710 * value-prof.c (insn_prefetch_values_to_profile): Only
5713 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5714 profile in libcalls.
5716 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5718 * bitmap.h (bitmap_and_compl_into): Return bool.
5719 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5721 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5723 PR tree-optimization/19944
5724 * fold-const.c (fold): Re-add ABS_EXPR folding.
5726 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5729 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5730 {TARGET,MASK}_XL_COMPAT.
5731 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5733 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5734 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5736 (rs6000_arg_partial_bytes): Same.
5737 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5738 and XL compatibility enabled.
5739 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5740 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5741 test to final condition.
5742 (cmptf_internal2): New.
5743 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5744 xl-compat. Add TFmode information to description.
5746 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5748 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5750 2005-02-13 Jason Merrill <jason@redhat.com>
5753 * fold-const.c (fold_indirect_ref_1): Split out from...
5754 (build_fold_indirect_ref): Here.
5755 (fold_indirect_ref): New fn.
5756 * tree.h: Declare it.
5757 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5758 (gimplify_modify_expr_rhs): Likewise.
5759 (gimplify_expr): Likewise.
5761 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5763 PR tree-optimization/14303
5764 PR tree-optimization/15784
5765 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5766 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5767 ABS_EXPR<x> != 0 to x != 0.
5769 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5771 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5772 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5773 spelling conventions.
5775 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5776 delete_trivially_dead_insns too many times.
5778 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5781 2005-02-12 Ira Rosen <irar@il.ibm.com>
5783 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5784 (vect_is_simple_iv_evolution): Remove redundant parameter
5786 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5787 without last parameter.
5788 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5789 Return pointer step. Call vect_is_simple_iv_evolution without
5790 last parameter. Check only that the step is multiple of size
5791 type. Remove stmt_vinfo updates.
5792 (vect_get_memtag_and_dr): Remove.
5793 (vect_get_memtag): New function.
5794 (vect_address_analysis): New function.
5795 (vect_object_analysis): New function.
5796 (vect_analyze_data_refs): Call vect_object_analysis and
5797 vect_get_memtag. Update stmt_vinfo fields.
5799 2005-02-12 Ira Rosen <irar@il.ibm.com>
5801 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
5802 exist and are objects. Remove checks for pointer.
5803 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
5804 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
5805 (vect_create_data_ref_ptr): Likewise.
5806 (vect_base_addr_differ_p): New function.
5807 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
5808 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
5809 Don't set the DR_BASE_NAME field of data-ref.
5810 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
5812 2005-02-12 Uros Bizjak <uros@kss-loka.si>
5814 * optabs.h (enum optab_index): Add new OTI_ldexp.
5815 (ldexp_optab): Define corresponding macro.
5816 * optabs.c (init_optabs): Initialize ldexp_optab.
5817 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
5819 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
5821 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
5822 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
5824 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
5825 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
5828 2005-02-12 Ira Rosen <irar@il.ibm.com>
5830 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
5832 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
5834 (vect_get_base_and_offset): Always return an address.
5835 (vect_create_addr_base_for_vector_ref): Remove treatment for
5836 different data reference types.
5837 (vect_compute_data_ref_alignment): Rename base to base_address in
5838 stmt_vec_info. Get the object in order to force its alignment.
5839 (vect_get_memtag_and_dr): Rename base to base_address in
5840 stmt_vec_info. Extract the object for memtag analysis.
5842 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
5844 PR regression/19898.
5845 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
5846 changes cc_status, use apply modified_in_p to part of cc_status
5847 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
5850 2005-02-11 Richard Henderson <rth@redhat.com>
5852 * tree-complex.c (expand_complex_libcall): New.
5853 (expand_complex_multiplication): Use it for c99 compliance.
5854 (expand_complex_division): Likewise.
5855 * fold-const.c (fold_complex_add, fold_complex_mult): New.
5857 * builtins.c (built_in_names): Remove const.
5858 * tree.c (build_common_builtin_nodes): Build complex arithmetic
5860 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
5861 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
5862 (built_in_names): Remove const.
5863 * c-common.c (c_common_type_for_mode): Handle complex modes.
5864 * flags.h, toplev.c (flag_complex_method): Rename from
5865 flag_complex_divide_method.
5866 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
5867 __mulsc3, __muldc3, __mulxc3, __multc3): New.
5868 * libgcc2.h: Declare them.
5869 * libgcc-std.ver: Export them.
5870 * mklibgcc.in (lib2funcs): Build them.
5872 2005-02-11 Steven Bosscher <stevenb@suse.de>
5874 PR tree-optimization/19876
5875 Partially revert my change from 2005-01-14
5876 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
5877 (compute_antic): ...and remove the loop here.
5879 2005-02-11 Jakub Jelinek <jakub@redhat.com>
5882 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
5883 is number of inner's bits, avoid creating a BIT_FIELD_REF.
5885 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
5886 crtend.o if -pie. Use %{x:a;:b} spec syntax.
5888 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
5890 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
5891 offsets for the big-endian 32-bit case.
5893 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
5895 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5897 2005-02-11 Dale Johannesen <dalej@apple.com>
5899 * cselib.c (cselib_process_insn): Clear out regs where
5900 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
5901 * reload.c (find_equiv_reg): Ditto.
5903 2005-02-11 Ian Lance Taylor <ian@airs.com>
5905 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
5908 * tree.c (build_function_type_list): Work correctly if there are
5911 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
5913 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
5914 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
5915 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
5916 TARGET_ZARCH instead of TARGET_64BIT.
5918 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
5920 * config/rs6000/t-rtems:
5921 (MULTILIB_OPTIONS): Remove mcpu=602.
5922 (MUTLILIB_DIRNAMES): Remove m602.
5923 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
5924 Let mcpu=602 match mcpu=603.
5925 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
5927 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5929 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
5932 2005-02-10 David Daney <ddaney@avtrex.com>
5934 * config/alpha/linux-unwind.h: Add exception clause to copyright.
5935 * config/i386/linux-unwind.h: Likewise.
5936 * config/ia64/linux-unwind.h: Likewise.
5937 * config/mips/linux-unwind.h: Likewise.
5938 * config/pa/linux-unwind.h: Likewise.
5939 * config/rs6000/linux-unwind.h: Likewise.
5940 * config/s390/linux-unwind.h: Likewise.
5941 * config/sh/linux-unwind.h: Likewise.
5942 * config/sparc/linux-unwind.h: Likewise.
5944 2005-02-10 Steven Bosscher <stevenb@suse.de>
5946 PR tree-optimization/17549
5947 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
5948 TER to replace a DEF with its expression if the DEF and the
5949 rhs of the expression we replace into have the same root
5952 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
5954 * config/mips/mips.md: Fix the placement of the match_scratch in the
5957 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5959 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
5962 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
5964 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
5965 (strip_offset): Handle addresses.
5966 (add_address_candidates): Use strip_offset.
5967 (difference_cost): Reflect strip_offset change.
5968 (force_var_cost, difference_cost): Strip nops.
5970 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5972 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
5974 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
5975 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
5976 config/cris/cris-protos.h, config/cris/cris.c: Update
5979 2005-02-10 Jeff Law <law@redhat.com>
5981 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
5982 (lookup_avail_expr): Similarly.
5984 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
5986 * builtins.c (fold_builtin_powi): New function.
5987 (fold_builtin_1): Call it.
5989 2005-02-10 Steven Bosscher <stevenb@suse.de>
5991 PR documentation/19309
5992 * doc/cpp.texi: The __GNUC__ and related predefined macros
5993 are also defined for the "standalone" cpp.
5994 Some non-GCC compilers may also define __GNUC__.
5996 2005-02-10 Jakub Jelinek <jakub@redhat.com>
5999 * c-typeck.c (common_type): New routine. Old common_type renamed
6001 (c_common_type): ...this.
6002 (build_conditional_expr, build_binary_op): Use c_common_type instead
6005 2005-02-10 Steven Bosscher <stevenb@suse.de>
6007 * doc/md.texi: Replace @samp{length} with @code{length}.
6009 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6011 PR tree-optimization/18687
6012 * tree-flow.h (find_loop_niter): Declare.
6013 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6014 Try using scev even for loops with more than one exit.
6015 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6016 (struct ivopts_data): Added niters field.
6017 (struct nfe_cache_elt): New.
6018 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6020 (tree_ssa_iv_optimize_init): Initialize niters cache.
6021 (determine_number_of_iterations): Removed.
6022 (find_induction_variables): Do not call determine_number_of_iterations.
6023 Access niters for single exit through niter_for_single_dom_exit.
6024 (add_iv_outer_candidates): Access niters for single exit through
6025 niter_for_single_dom_exit.
6026 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6027 number_of_iterations_cond.
6028 (iv_period): New function.
6029 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6030 (may_replace_final_value): Take data argument. Use
6031 niter_for_single_dom_exit.
6032 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6033 (rewrite_use_compare): Pass data to may_eliminate_iv.
6034 (rewrite_use_outer): Pass data to may_replace_final_value.
6035 (free_loop_data): Clean up the niters cache.
6036 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6037 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6038 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6039 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6040 (num_ending_zeros): Moved to tree.c.
6041 * tree.h (num_ending_zeros): Declare.
6042 * tree.c (num_ending_zeros): Moved from tree.c.
6044 2005-02-09 Richard Henderson <rth@redhat.com>
6046 * builtins.c (DEF_BUILTIN): Add COND argument.
6047 * tree.h (DEF_BUILTIN): Likewise.
6048 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6049 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6051 (DEF_BUILTIN_STUB): New.
6052 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6053 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6054 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6055 * c-common.c (DEF_BUILTIN): Add COND argument.
6056 * tree.c (local_define_builtin): New.
6057 (build_common_builtin_nodes): New.
6059 2005-02-09 Roger Sayle <roger@eyesopen.com>
6061 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6062 floating point expression ignoring the sign of the result.
6063 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6064 (fold) <MULT_EXPR>: Use it to simplify x*x.
6065 * tree.h (fold_strip_sign_ops): Prototype here.
6066 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6067 argument. Use fold_strip_sign_ops to simplify the first argument.
6068 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6069 first argument when the second argument is an even integer
6070 constant, but only with -funsafe_math_optimizations.
6071 (fold_builtin_1): Update call to fold_builtin_copysign.
6073 2005-02-09 Ian Lance Taylor <ian@airs.com>
6076 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6077 just check whether EH_FILTER_FAILURE falls through.
6079 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6081 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6082 insns return to ready list in the next turn.
6084 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6087 * builtins.def: New __builtin_powi[lf].
6088 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6089 (expand_builtin_powi): New function.
6090 (expand_builtin): Dispatch to expand_builtin_powi.
6091 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6092 * libgcc2.c: Add __builtin_powi[lf] implementation.
6093 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6094 * optabs.h: Add powi_optab.
6095 * optabs.c (init_optabs): Initialize powi_optab.
6096 * doc/extend.texi: Document __builtin_powi[lf].
6098 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6100 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6103 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6106 * fold-const.c (try_move_mult_to_index): Remove redundant
6107 type argument. Create ADDR_EXPR with correct type.
6108 (fold): Update callers of try_move_mult_to_index. Convert
6109 result to the appropriate type.
6111 2005-02-09 Roger Sayle <roger@eyesopen.com>
6114 * config/avr/avr.c (default_rtx_costs): Delete.
6115 (avr_operand_rtx_cost): New function.
6116 (avr_rtx_costs): Completely rewrite.
6118 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6121 * config/cris/cris.c (in_code): New variable.
6122 (cris_output_addr_const): Now a static function, a wrapper for
6124 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6125 case from old cris_output_addr_const.
6126 (cris_asm_output_label_ref): Similar for LABEL_REF.
6127 (cris_output_addr_const_extra): Similar for UNSPEC.
6128 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6129 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6130 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6132 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6133 (cris_asm_output_label_ref): Declare.
6135 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6137 PR preprocessor/19801
6138 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6139 filenames that changed when libcpp was moved to the toplevel.
6141 2005-02-07 Roger Sayle <roger@eyesopen.com>
6143 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6144 zero extensions of BImode operands. Call lowpart_subreg instead
6145 of gen_lowpart_common and gen_lowpart_SUBREG.
6147 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6150 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6151 * configure.ac: Set cc_for_cross_gnattools.
6152 * configure: Regenerate.
6154 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6157 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6159 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6162 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6163 of nested functions.
6165 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6167 * doc/extend.texi: Document deprecated extensions allowing
6168 static floating-point members to have initializers and allowing
6169 floating-point literals in integral constant expressions.
6171 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6173 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6174 config/darwin7.h, config/mips/mips.c,
6175 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6178 * cse.c: Update comments.
6180 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6183 * builtins.c (fold_builtin_sqrt): Transform
6184 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6187 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6188 Dorit Naishlos <dorit@il.ibm.com>
6190 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6191 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6192 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6194 * tree.h (vect_set_verbosity_level): New extern function declaration
6196 * tree-vectorizer.h (verbosity_levels): New enum type.
6197 * tree-vectorizer.c (vect_debug_stats): Function removed.
6198 (vect_debug_details): Likewise.
6199 (vect_verbosity_level): Global variable was defined and initialized.
6200 (vect_dump): Global variable definition.
6201 (vect_print_dump_info): New function.
6202 (vect_set_dump_settings): New function.
6203 (vect_set_verbosity_level): New function.
6204 (vectorize_loops): Add call to vect_set_dump_settings.
6206 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6207 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6208 (slpeel_tree_peel_loop_to_edge): Likewise.
6210 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6211 appropriate verbosity level instead of call to vect_debug_details
6212 or vect_debug_stats.
6213 (vect_get_base_and_offset):
6214 (vect_create_addr_base_for_vector_ref):
6215 (get_vectype_for_scalar_type):
6216 (vect_create_data_ref_ptr):
6218 (vect_get_vec_def_for_operand):
6219 (vect_finish_stmt_generation):
6220 (vectorizable_assignment):
6221 (vectorizable_operation):
6222 (vectorizable_store):
6223 (vectorizable_load):
6224 (vect_transform_stmt):
6225 (vect_update_ivs_after_vectorizer):
6226 (vect_do_peeling_for_loop_bound):
6227 (vect_update_inits_of_drs):
6228 (vect_do_peeling_for_alignment):
6229 (vect_transform_loop):
6230 (vect_is_simple_use):
6231 (vect_analyze_operations):
6232 (vect_is_simple_iv_evolution):
6233 (vect_analyze_scalar_cycles):
6234 (vect_analyze_data_ref_dependence):
6235 (vect_analyze_data_ref_dependences):
6236 (vect_compute_data_ref_alignment):
6237 (vect_enhance_data_refs_alignment):
6238 (vect_analyze_data_refs_alignment):
6239 (vect_analyze_data_ref_access):
6240 (vect_analyze_data_ref_accesses):
6241 (vect_analyze_pointer_ref_access):
6242 (vect_get_memtag_and_dr):
6243 (vect_analyze_data_refs):
6244 (vect_mark_relevant):
6245 (vect_stmt_relevant_p):
6246 (vect_mark_stmts_to_be_vectorized):
6247 (vect_can_advance_ivs_p):
6248 (vect_get_loop_niters):
6249 (vect_analyze_loop_form):
6250 (vect_analyze_loop):
6251 (vectorize_loops): Likewise.
6253 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6254 (vect_update_inits_of_drs):
6255 (vect_do_peeling_for_alignment):
6256 (vect_transform_loop):
6257 (vect_analyze_operations):
6258 (vect_analyze_scalar_cycles):
6259 (vect_analyze_data_ref_dependences):
6260 (vect_analyze_data_refs_alignment):
6261 (vect_analyze_data_ref_accesses):
6262 (vect_analyze_data_refs):
6263 (vect_mark_stmts_to_be_vectorized):
6264 (vect_get_loop_niters):
6265 (vect_analyze_loop_form):
6266 (vect_analyze_loop): Likewise.
6267 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6269 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6273 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6274 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6275 either -ffast-math or -funsafe-math-optimizations is in use.
6277 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6278 * config/mips/irix-csr.c: New file.
6279 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6280 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6281 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6284 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6286 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6287 redundant, incorrect definitions.
6289 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6291 ("*tls_indirect_call"): New, reference hard regs directly.
6292 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6294 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6296 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6297 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6299 2005-02-06 Roger Sayle <roger@eyesopen.com>
6301 PR rtl-optimization/19800
6302 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6303 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6306 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6308 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6310 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6313 * doc/invoke.texi: Correct documentation of -freorder-functions.
6315 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6318 * doc/invoke.texi: Don't mention gccbug.
6320 2005-02-06 Roger Sayle <roger@eyesopen.com>
6321 Andrew Pinski <pinskia@physics.uc.edu>
6322 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6324 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6325 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6326 into just (zero_extract:SI FOO (const_int 1) BAR).
6328 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6330 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6331 macro locally. Don't give last revision date. Use GCC version
6332 number from gcc-common.texi.
6333 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6334 revision date. Use GCC version number from gcc-common.texi.
6335 Describe being a library as current state rather than as 3.x
6337 * doc/gcc.texi: Remove last update date.
6338 * doc/gccint.texi: Likewise. Update copyright dates.
6339 * doc/install.texi: Update copyright dates.
6341 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6344 * doc/invoke.texi: Mention for each option included in -Wall that
6345 it is included in -Wall.
6346 * doc/gcc.texi: Update copyright and last modification date.
6348 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6350 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6351 unnecessary cast to original induction variable increments.
6353 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6355 PR tree-optimization/18219
6356 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6357 in distributed form.
6359 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6361 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6362 Set bitpos and offset later in the function. Do nothing if the
6363 target is a register and if the bitfield lies completely outside
6365 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6366 here. Return an uninitialised register if the source value is stored
6367 in a register and the bitfield lies completely outside that register.
6369 2005-02-06 Steven Bosscher <stevenb@suse.de>
6371 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6374 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6376 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6378 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6380 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6381 * config/darwin8.h: New.
6382 * config/darwin7.h: Update comment.
6384 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6385 Dorit Naishlos <dorit@il.ibm.com>
6387 * tree-vectorizer.h (LOC): New type.
6388 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6389 (loop_line_number): New field in struct _loop_vec_info.
6390 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6392 * tree-vectorizer.c (input.h): Included.
6393 (find_loop_location): New function.
6394 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6395 loop line number removed.
6396 (vect_debug_details): Likewise.
6397 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6399 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6400 call to vect_debug_details/stats changed from loop to loop_loc.
6401 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6402 (slpeel_tree_peel_loop_to_edge): Likewise.
6404 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6405 changed from NULL to UNKNOWN_LOC.
6406 (vect_get_base_and_offset):
6407 (vect_create_addr_base_for_vector_ref):
6408 (get_vectype_for_scalar_type):
6409 (vect_create_data_ref_ptr):
6411 (vect_get_vec_def_for_operand):
6412 (vect_finish_stmt_generation):
6413 (vectorizable_assignment):
6414 (vectorizable_operation):
6415 (vectorizable_store):
6416 (vectorizable_load):
6417 (vect_transform_stmt):
6418 (vect_update_ivs_after_vectorizer):
6419 (vect_do_peeling_for_loop_bound):
6420 (vect_do_peeling_for_alignment):
6421 (vect_transform_loop):
6422 (vect_is_simple_use):
6423 (vect_analyze_operations):
6424 (vect_is_simple_iv_evolution):
6425 (vect_analyze_scalar_cycles):
6426 (vect_analyze_data_ref_dependences):
6427 (vect_compute_data_ref_alignment):
6428 (vect_enhance_data_refs_alignment):
6429 (vect_analyze_data_ref_access):
6430 (vect_analyze_data_ref_accesses):
6431 (vect_analyze_pointer_ref_access):
6432 (vect_get_memtag_and_dr):
6433 (vect_analyze_data_refs):
6434 (vect_mark_relevant):
6435 (vect_stmt_relevant_p):
6436 (vect_mark_stmts_to_be_vectorized):
6437 (vect_can_advance_ivs_p):
6438 (vect_get_loop_niters):
6439 (vect_analyze_loop):
6440 (vectorize_loops): Likewise.
6442 (vectorizable_load): Argument in call to vect_debug_details/stats
6443 changed from loop to LOOP_LOC (loop_vinfo).
6444 (vect_transform_loop):
6445 (vect_analyze_operations):
6446 (vect_analyze_scalar_cycles):
6447 (vect_analyze_data_ref_dependence):
6448 (vect_enhance_data_refs_alignment):
6449 (vect_analyze_data_ref_accesses):
6450 (vect_analyze_pointer_ref_access):
6451 (vect_analyze_data_refs):
6452 (vect_analyze_loop): Likewise.
6454 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6455 changed from loop to loop_loc.
6457 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6459 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6460 Dorit Naishlos <dorit@il.ibm.com>
6462 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6464 (vect_analyze_data_ref_dependences): Likewise.
6466 (vect_is_simple_use): Argument changed from loop structure to
6467 loop_vect_info structure.
6468 (vect_can_advance_ivs_p): Likewise.
6469 (vect_create_index_for_vector_ref): Likewise.
6470 (vect_update_ivs_after_vectorizer): Likewise.
6471 (new_stmt_vec_info): Likewise.
6473 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6474 changed from loop to loop_vinfo.
6475 (vect_create_data_ref_ptr): First argument in call to
6476 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6477 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6478 was changed from loop to loop_vinfo.
6479 (vectorizable_operation): Likewise.
6480 (vectorizable_store): Likewise.
6481 (vect_mark_stmts_to_be_vectorized): Likewise.
6482 (vect_do_peeling_for_loop_bound): First argument in call to
6483 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6484 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6485 was changed from loop to loop_vinfo.
6486 (vect_analyze_data_ref_dependences): Third argument in call to
6487 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6489 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6490 (vect_create_data_ref_ptr): Likewise.
6491 (vect_init_vector): Likewise.
6492 (vect_get_vec_def_for_operand): Likewise.
6493 (vectorizable_assignment): Likewise.
6494 (vectorizable_operation): Likewise.
6495 (vectorizable_store): Likewise.
6496 (vectorizable_load): Likewise.
6497 (vect_update_ivs_after_vectorizer): Likewise.
6498 (vect_is_simple_use): Likewise.
6499 (vect_analyze_data_ref_dependence): Likewise.
6500 (vect_analyze_pointer_ref_access): Likewise.
6501 (vect_can_advance_ivs_p): Likewise.
6503 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6504 before _stmt_vec_info.
6505 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6506 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6507 (new_stmt_vec_info): Argument changed from loop structure to
6508 loop_vect_info structure
6510 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6511 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6512 (vect_create_addr_base_for_vector_ref): Likewise.
6513 (vect_analyze_pointer_ref_access): Likewise.
6515 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6518 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6519 phi flag if the phi is abnormal.
6521 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6524 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6525 information for the new statement.
6527 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6530 * gcc.c (main): Include the target in -v output.
6532 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6534 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6535 Do not drop the extend if we'd have to add a paradoxical subreg
6536 later. Include optabs.h and insn-codes.h.
6537 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6539 2005-02-02 Roger Sayle <roger@eyesopen.com>
6542 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6543 * fold-const.c (const_binop): Avoid constant folding floating
6544 point operations in modes that use composite representations.
6545 * simplify-rtx.c (simplify_binary_operation): Likewise.
6547 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6549 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6551 (altivec_dstt): Likewise.
6552 (altivec_dstst): Likewise.
6553 (altivec_dststt): Likewise.
6554 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6557 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6559 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6560 EXPR_LOCUS from orig_cond to the new cond_stmt.
6561 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6564 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6566 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6567 standard_iv_increment_position. Remove call to bsi_next
6568 (no need to bump the iterator anymore).
6569 (vect_create_index_for_vector_ref): Call
6570 standard_iv_increment_position. Remove second function argument.
6571 (vect_finish_stmt_generation): Remove call to bsi_next
6572 (no need to bump the iterator anymore).
6573 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6574 to vect_create_index_for_vector_ref.
6576 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6578 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6579 phis are used out of the loop.
6581 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6584 * c-decl.c (undef_nested_function): New variable.
6585 (pop_scope): Diagnose undefined nested functions.
6586 (finish_function): Don't attempt cgraph processing or genericizing
6587 if current top-level function contained an undefined nested
6588 function. Reset undef_nested_function at the end of a top-level
6591 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6593 * tree.c (build_int_cst_type): Take sign of the value into account
6594 when deciding whether sign extend the value.
6596 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6599 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6600 (cpp_options, cc1_options): Change %{std*&ansi} to
6601 %{std*&ansi&trigraphs}.
6603 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6605 * cse.c: Update comments.
6607 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6609 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6610 arguments go on the stack. Do not put complex doubles in odd/even
6613 2005-02-02 Steven Bosscher <stevenb@suse.de>
6615 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6616 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6617 -ftree-pre, and -fthread-jumps.
6619 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6621 PR tree-optimization/19578
6622 * tree-flow.h (modified_noreturn_calls): Declare.
6623 (noreturn_call_p): Declare.
6624 * tree-flow-inline.h (noreturn_call_p): New function.
6625 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6626 * tree-cfg.c (modified_noreturn_calls): New variable.
6627 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6628 that contain a mid-block noreturn call.
6629 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6631 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6633 * df.c (df_def_record_1, df_uses_record): Don't use
6635 * df.h (DF_FOR_REGALLOC): Remove.
6637 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6640 * c-typeck.c (really_start_incremental_init): Reset
6641 constructor_max_index for arrays of incomplete type.
6643 2005-02-02 Jeff Law <law@redhat.com>
6645 * gcse.c (struct reg_set): Store the block index where the register
6646 was set rather than the setting insn.
6647 (record_one_set, compute_transp): Corresponding changes.
6648 (pre_insert_copy_insn): Do not call replace_one_set.
6649 (replace_one_set): Remove.
6651 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6654 * doc/gcov.texi: Fix typo.
6656 2005-02-01 Richard Henderson <rth@redhat.com
6659 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6660 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6662 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6663 * config/i386/i386-protos.h: Update.
6665 2005-02-01 Steven Bosscher <stevenb@suse.de>
6667 PR tree-optimization/19217
6668 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6669 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6670 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6671 that it is walking a PHI node.
6673 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6675 * doc/extend.texi (Nested Functions): Update.
6677 2005-02-01 Richard Henderson <rth@redhat.com>
6680 * optabs.c (expand_copysign_absneg): Export.
6681 * optabs.h (expand_copysign_absneg): Declare.
6682 * config/rs6000/rs6000.md (copysigntf3): New.
6684 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6686 PR tree-optimization/19633
6687 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6688 * tree-ssa-alias.c (init_alias_info): Initialize.
6689 (merge_pointed_to_info): Set.
6690 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6691 (dump_points_to_info_for): Show value of pt_null.
6692 (struct count_ptr_d): Declare.
6693 (find_ptr_dereference): Remove.
6694 (ptr_is_dereferenced_by): Remove.
6695 (count_ptr_derefs): New local function.
6696 (count_uses_and_derefs): New local function.
6697 (compute_points_to_and_addr_escape): Call it. If the number
6698 of dereferences is greater than zero, mark the pointer as
6699 dereferenced. If there are fewer dereferences than uses of
6700 the pointer, the pointer's value escapes.
6702 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6704 PR tree-optimization/19670
6705 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6707 (verify_use): ... set it here, instead.
6709 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6711 * doc/sourcebuild.texi (Test directives): Fix formatting.
6713 * doc/sourcebuild.texi (Test directives): Describe selector
6716 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6718 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6719 specific 64-bit CPUs.
6721 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6724 * arm.c (arm_eliminable_register): New function.
6725 (adjacent_mem_locations): Don't allow eliminable registers. Use
6726 HOST_WIDE_INT for address offsets.
6727 * arm-protos.h (arm_eliminable_register): Add prototype.
6729 2005-02-01 Steven Bosscher <stevenb@suse.de>
6731 PR optimization/15242
6732 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6733 * basic-block.h (duplicate_computed_gotos): Add prototype.
6734 * bb-reorder.c (duplicate_computed_gotos): New function to
6735 duplicate sufficiently small blocks ending in a computed jump.
6736 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6737 if not optimizing for size.
6738 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6739 never do tail merging for blocks ending in a computed jump.
6740 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6742 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6744 Patch from Richard Sandiford <rsandifo@redhat.com>
6745 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6746 from inheriting a subreg equivalence with a non-spill register.
6748 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6750 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6752 * config/frv/frv.c (movcc_fp_destination_operand): New.
6753 (gpr_or_memory_operand): Fix typo in comment.
6754 (gpr_or_memory_operand_with_scratch): New.
6755 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6756 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6757 movcc_fp_destination_operand.
6758 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6759 Legitimize memory addresses using a scratch register.
6761 2005-01-31 Jeff Law <law@redhat.com>
6763 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6764 bitmap a sparse bitmap instead of a simple bitmap.
6765 (mark_def_sites_initialize_block): Corresponding changes.
6766 (ssa_mark_def_sites_initialize_block): Likewise.
6767 (ssa_mark_phi_uses): Likewise.
6768 (mark_def_site, ssa_mark_def_sites): Likewise.
6769 (mark_def_site_blocks): Likewise.
6770 (rewrite_ssa_into_ssa): Likewise.
6772 * tree-ssa-dom.c (record_cond): Pass correct variable type
6773 for last argument to htab_find_slot_with_hash.
6775 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6776 effects when optimizing 0 % X. Do not try to optimize X % 0.
6778 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6780 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6783 2005-02-01 Eric Christopher <echristo@redhat.com>
6785 * config/mips/mips.c (override_options): Warn if -mint64
6787 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6790 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6792 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6794 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6795 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6796 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6797 (cached_regno): Initialize to INVALID_REGNUM.
6798 (cse_reg_info_table_size,
6799 cse_reg_info_table_first_uninitialized,
6800 cse_reg_info_timestamp): New.
6801 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
6803 (init_cse_reg_info, get_cse_reg_info_1): New.
6804 (get_cse_reg_info): Cache the last look-up.
6805 (new_basic_block): Update the code to clear mappings from
6806 registers to cse_reg_info entries.
6807 (cse_main): Call init_cse_reg_info.
6809 * cse.c (get_cse_reg_info): Update a comment.
6811 2005-01-31 Steven Bosscher <stevenb@suse.de>
6814 * c-decl.c (start_decl): Do not warn about arrays of elements with
6815 an incomplete type here.
6816 (grokdeclarator): Do it here by making a pedwarn an error.
6817 * c-typeck.c (push_init_level): If there were previous errors with
6818 the constructor type, do not warn about braces for initializers.
6819 (process_init_element): Likewise for excess initializer elements.
6821 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
6823 * cse.c (delete_trivially_dead_insn): Don't iterate.
6825 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
6827 * config/rs6000/rs6000.md (copysignsf3): New expand.
6828 (copysigndf3): Likewise.
6830 2005-01-31 Steven Bosscher <stevenb@suse.de>
6832 * recog.c (constrain_operands): Only look for earlyclobber operand
6833 conflicts if an '&' constraint was seen.
6835 2005-01-31 Marc Espie <espie@openbsd.org>
6837 * config.gcc: Don't include embedded systems fragment, switches default
6838 debugging format to ELF.
6839 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
6840 longer pick it up there.
6842 2005-01-31 Dale Johannesen <dalej@apple.com>
6844 * doc/extend.texi (nested functions): Fix linkage description.
6845 Clarify that static is not allowed.
6847 2005-01-31 Dale Johannesen <dalej@apple.com>
6849 * config/rs6000/darwin.md (movsf_low_di): Make work.
6850 (movdf_low_di): Make work.
6852 2005-01-31 Dale Johannesen <dalej@apple.com>
6854 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
6855 Make work for 64 bit.
6857 2005-01-31 Roger Sayle <roger@eyesopen.com>
6858 Dale Johannesen <dalej@apple.com>
6861 * fold-const.c (fold_binary_op_with_conditional_arg):
6862 Make types match original operands, before STRIP_NOPS.
6864 2005-01-31 Alan Modra <amodra@bigpond.net.au>
6866 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
6867 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
6868 (struct gcc_sigcontext): Delete. Merge contents to..
6869 (struct gcc_ucontext): ..here.
6870 (get_sigcontext): Delete.
6871 (get_regs): New function, like get_sigcontext but return regs ptr.
6872 64-bit version finds regs from r1 to support vdso.
6873 (ppc_linux_aux_vector): New function.
6874 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
6877 2005-01-31 Ira Rosen <irar@il.ibm.com>
6879 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
6881 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
6882 redundant fold. Fix misalignment for MINUS_EXPR.
6883 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
6884 (vect_analyze_pointer_ref_access): Likewise.
6885 (vect_get_memtag_and_dr): Likewise.
6887 2005-01-31 Richard Henderson <rth@redhat.com>
6889 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
6890 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
6891 absnegdf2_i387, absnegxf2_i387): Likewise.
6893 2005-01-31 Richard Henderson <rth@redhat.com>
6896 * optabs.c (expand_copysign_absneg): New.
6897 (expand_copysign_bit): Split out from ...
6898 (expand_copysign): ... here. Use expand_copysign_absneg.
6900 2005-01-30 Roger Sayle <roger@eyesopen.com>
6903 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
6904 constant as the second operand and a register as the third.
6906 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
6909 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
6910 that dllimport'd functions do not use all call-clobbered registers
6913 2005-01-30 Richard Henderson <rth@redhat.com>
6916 * optabs.c (expand_absneg_bit): Split out from expand_unop and
6917 expand_abs_nojump and generalize. Use operand_subword and
6918 emit_no_conflict_block. Support large modes.
6919 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
6921 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
6922 negation to subtraction.
6923 (expand_copysign): Check that the format has signed zeros.
6924 Use operand_subword and emit_no_conflict_block. Support large modes.
6926 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
6928 Fix PR tree-optimization/19624
6930 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
6931 * tree-ssa-pre.c: Add cfgloop.h.
6933 (pre_stats): New member, constified.
6934 (inserted_exprs): New static variable.
6935 (NECESSARY): New macro.
6936 (create_expression_by_pieces): Fold the expression, and
6937 mark it as defaulting to not necessary. Also put in
6939 (fully_constant_expression): New function.
6940 (insert_into_preds_of_block): Modify to not insert phis when we
6941 are playing with induction variables.
6942 Push phis onto the inserted_exprs vector, and mark them as not
6943 necessary by default.
6944 (insert_aux): Call fully_constant_expression on eprime.
6945 If all edges produce the same value, mark it constant.
6946 (mark_operand_necessary): New function.
6947 (remove_dead_inserted_code): New function.
6948 (init_pre): Init loop optimizer to get loop info.
6949 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
6950 (execute_pre): Commit edge inserts, then remove dead code.
6952 2005-01-30 Richard Henderson <rth@redhat.com>
6954 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
6955 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
6957 2005-01-30 Richard Henderson <rth@redhat.com>
6960 * config/i386/i386.c (ix86_expand_copysign): New.
6961 (ix86_split_copysign_const): New.
6962 (ix86_split_copysign_var): Rename from ix86_split_copysign,
6963 rearrange op1/nmask operands.
6964 * config/i386/i386-protos.h: Update.
6965 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
6966 (copysigndf3): Likewise.
6967 (copysignsf3_const, copysigndf3_const): New.
6968 (copysignsf3_var): Rename from copysignsf3, split out splitter
6969 and fix split predicate for X constraint.
6970 (copysigndf3_var): Similarly.
6972 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
6974 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
6975 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
6976 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
6978 2005-01-29 Richard Henderson <rth@redhat.com>
6981 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
6982 of # and * in constraints.
6984 2005-01-29 Richard Henderson <rth@redhat.com>
6987 * expr.c (store_field): Don't strip sub-mode cast when the input
6988 data is even smaller.
6990 2005-01-29 Richard Henderson <rth@redhat.com>
6993 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
6996 2005-01-29 Richard Henderson <rth@redhat.com>
6998 * combine.c (make_field_assignment): Fix argument order
7001 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7003 PR tree-optimization/15791
7004 * fold-const.c (extract_array_ref): New function.
7005 (fold): Fold comparisons between &a[i] and &a[j] or
7006 semantically equivalent trees.
7008 2005-01-29 Jeff Law <law@redhat.com>
7010 * gcse.c (insert_expr_in_table): Revamp handling of available
7011 and anticipatable occurrence lists to avoid unnecessary list
7013 (insert_set_in_table): Similarly.
7015 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7017 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7019 (c_build_qualified_type): Build qualified array types with
7020 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7021 * c-decl.c (c_make_fname_decl): Build unqualified array type
7022 before qualified type.
7023 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7024 type is qualified, not just if type itself is. Don't apply
7025 qualifiers to array type when declarator is processed. Apply
7026 qualifiers to field type whether or not it is an array type.
7027 Don't handle array types specially for applying qualifiers to
7029 * c-typeck.c (composite_type): Build unqualified element type and
7030 array type when forming composite of array types.
7031 (common_pointer_type, comptypes, comp_target_types,
7032 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7033 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7035 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7036 (args2) in variables a1 and a2.
7038 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7040 * cse.c (n_elements_made, max_elements_made): Remove.
7041 (insert): Don't touch n_elements_made.
7042 (cse_main): Don't touch n_elements_made or max_elements_made.
7044 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7047 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7048 configuration part of dp-bit.c to be lost.
7050 2005-01-28 Roger Sayle <roger@eyesopen.com>
7052 * expmed.c (expand_mult_highpart_optab): When attempting to use
7053 a non-widening multiplication in a wider mode, the operands need
7054 to be converted (zero or sign extended) to that mode.
7056 2005-01-28 Ian Lance Taylor <ian@airs.com>
7060 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7061 through if both operands fall through.
7063 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7065 * cse.c (fold_rtx) <PC>: Don't optimize.
7067 2005-01-28 Jeff Law <law@redhat.com>
7069 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7070 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7072 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7074 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7075 cse_reg_info_used_list_end): Remove.
7076 (cse_reg_info_list, cse_reg_info_list_free): New.
7077 (get_cse_reg_info): When allocating an instance of
7078 cse_reg_info, add it to the beginning of the cse_reg_info_list
7079 list. Remove code to maintain cse_reg_info_used_list.
7080 (new_basic_block): Reset the free list to the beginning of
7083 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7085 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7086 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7087 (frv_expand_mdpackh_builtin): New function.
7088 (frv_expand_builtin): Use it to expand __MDPACKH.
7089 * doc/extend.texi (__MDPACKH): Update documentation.
7091 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7093 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7094 SSE_FLOAT_MODE_P for use_sse computation.
7096 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7099 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7101 2005-01-27 Richard Henderson <rth@redhat.com>
7103 * builtins.c (expand_builtin_copysign): New.
7104 (expand_builtin): Call it.
7105 * genopinit.c (optabs): Add copysign_optab.
7106 * optabs.c (init_optabs): Initialize it.
7107 (expand_copysign): New.
7108 * optabs.h (OTI_copysign, copysign_optab): New.
7109 (expand_copysign): Declare.
7111 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7112 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7114 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7115 (ix86_expand_fp_absneg_operator): ... here.
7116 (ix86_split_copysign): New.
7117 * config/i386/i386-protos.h: Update.
7118 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7119 (copysignsf3, copysigndf3): New.
7121 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7122 (copysignsf3, ncopysignsf3): New.
7123 (copysigndf3, ncopysigndf3): New.
7124 (copysignxf3, ncopysignxf3): New.
7125 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7127 2005-01-27 Arend Bayer <arend.bayer@web.de>
7128 Kazu Hirata <kazu@cs.umass.edu>
7130 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7131 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7132 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7135 2005-01-27 Jeff Law <law@redhat.com>
7137 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7138 definitions of SSA_NAMEs which are not being rewritten.
7139 (rewrite_ssa_into_ssa): Only initialize the current definition
7140 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7141 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7142 SSA_NAMEs before returning.
7144 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7146 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7147 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7148 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7149 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7150 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7152 2005-01-27 Steven Bosscher <stevenb@suse.de>
7155 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7156 higher to -O2 and higher. Likewise for tree PRE.
7157 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7160 2005-01-27 Ian Lance Taylor <ian@airs.com>
7163 * gimple-low.c (try_catch_may_fallthru): New static function.
7164 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7165 * tree-inline.c (expand_call_inline): Don't warn about reaching
7166 the end of a non-void function being inlined if the function uses
7169 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7171 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7174 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7175 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7176 (implicitly_declare): Handle error_mark_node.
7178 2005-01-27 Richard Henderson <rth@redhat.com>
7181 * tree.h (struct tree_decl): Add debug_expr_is_from.
7182 (DECL_DEBUG_EXPR_IS_FROM): New.
7183 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7184 * dwarf2out.c (dwarf2out_var_location): Update to match.
7185 * tree-outof-ssa.c (create_temp): Likewise.
7186 * var-tracking.c (track_expr_p): Likewise.
7187 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7188 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7189 * toplev.c (default_tree_printer): Likewise.
7191 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7193 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7194 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7196 2005-01-27 Steven Bosscher <stevenb@suse.de>
7198 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7199 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7200 ASM_CLOBBERS): Add tree checks.
7202 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7203 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7204 * c-common.def (SWITCH_STMT): Update to match.
7205 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7206 macros instead of SWITCH_EXPR ones.
7207 * c-dump.c (c_dump_tree): Likewise.
7208 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7209 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7211 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7213 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7215 * unwind-dw2.c (execute_stack_op): Add missing cases for
7216 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7218 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7220 * config.gcc (Obsolete configurations): Remove 'dummy', add
7221 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7224 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7226 PR tree-optimization/19633
7227 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7229 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7230 are no call-clobbered variables.
7231 * tree-outof-ssa.c (check_replaceable): Return false for calls
7234 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7236 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7237 even for variables with NULL DECL_INITIAL.
7239 2005-01-26 Stuart Hastings <stuart@apple.com>
7241 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7243 2005-01-26 Richard Henderson <rth@redhat.com>
7246 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7248 * expr.c (store_field): Strip conversions to odd-bit-sized types
7249 if the destination field width matches.
7251 2005-01-26 Richard Henderson <rth@redhat.com>
7253 * c-decl.c, expmed.c, expr.c: Revert last change.
7255 2005-01-26 Richard Henderson <rth@redhat.com>
7258 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7260 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7261 if we don't need the bits above those present in the current mode.
7262 * expr.c (store_field): Strip conversions to odd-bit-sized types
7263 if the destination field width matches.
7265 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7267 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7268 either -ffast-math or -funsafe-math-optimizations is in use.
7270 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7274 * config/avr/avr.c (notice_update_cc): Only set condition code for
7275 ashrqi3 if shift count > 0.
7276 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7277 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7278 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7279 count <= 0 as a no-op, and shift count >= width by copying zero
7280 or sign bit to all bits of the result.
7281 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7282 count, with attribute "length" set to 0 and "cc" set to "none".
7284 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7286 * doc/invoke.texi: Document -mTLS.
7288 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7289 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7290 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7291 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7292 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7293 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7294 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7295 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7297 * configure.ac: Check for a TLS capable gas.
7299 * configure: Regenerate.
7301 2005-01-26 Richard Henderson <rth@redhat.com>
7304 * combine.c (make_field_assignment): Simplify store to zero_extract
7305 from a source with an overlapping mask.
7307 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7309 2004-11-11 Eric Christopher <echristo@redhat.com>
7311 * config/frv/frv.md: Add fr400_integer automaton. Don't
7312 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7315 2005-01-26 Steven Bosscher <stevenb@suse.de>
7318 * cfgbuild.c (make_edges): Do not clear or set
7319 current_function_has_computed_jump.
7320 * function.h (struct function): Remove the has_computed_jump field.
7321 (current_function_has_computed_jump): Do not define.
7322 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7323 in a computed jump. Ignore current_function_has_computed_jump.
7325 2005-01-26 Richard Henderson <rth@redhat.com>
7328 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7329 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7331 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7332 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7333 objects into static storage if they have more than one non-zero value.
7334 * tree.h (categorize_ctor_elements): Update decl.
7336 2005-01-26 Steven Bosscher <stevenb@suse.de>
7339 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7340 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7341 to this function from 2004-07-10.
7342 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7343 the current function for tail call optimizations if the address
7344 of one of it its arguments is taken.
7346 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7348 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7350 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7352 * function.c (expand_function_end): If current_function_calls_alloca,
7353 emit stack restore in a place that is reached when the function falls
7356 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7358 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7359 rule to avoid matching inappropriate suffix rule.
7361 2005-01-26 Jan Hubicka <jh@suse.cz>
7363 PR tree-optimization/19241
7364 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7366 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7368 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7369 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7371 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7372 <sim*>: Always use crt1.o, regardless of N in simN.
7373 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7374 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7375 (CRT_CALL_STATIC_FUNCTION): Remove.
7376 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7377 use crt1.o, regardless of N in simN.
7378 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7379 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7380 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7381 case isystem setting.
7382 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7384 2005-01-25 Ian Lance Taylor <ian@airs.com>
7386 * gimple-low.c (block_may_fallthru): Correct handling of
7387 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7389 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7391 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7392 handlers to match indentation; nested under the mtune=* handler.
7393 Similar for mcpu= and march=.
7395 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7397 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7398 * config/mips/linux64.h (LIB_SPEC): Likewise.
7399 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7400 * config/sh/linux.h (LIB_SPEC): Likewise.
7402 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7404 * config/frv/frv.c (frv_legitimize_tls_address): New.
7405 (TARGET_HAVE_TLS): Define.
7406 (FRV_SYMBOL_REF_TLS_P): Define.
7407 (frv_override_options): Handle new register classes.
7408 (frv_legitimate_address_p): Reject tls addresses.
7409 (frv_legitimize_address): Handle TLS addresses.
7410 (gen_inlined_tls_plt): New.
7412 (frv_legitimize_tls_address): New.
7413 (unspec_got_name): Add TLS entries.
7414 (got12_operand): Add R_FRV_TLSMOFF12 case.
7415 (frv_emit_move): Fixup TLS addresses.
7416 (frv_emit_movsi): Legitimize TLS addresses.
7418 * config/frv/frv.h (MASK_BIG_TLS): New.
7419 (TARGET_BIG_TLS): New.
7420 (HAVE_AS_TLS): Define.
7421 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7422 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7423 (REG_CLASS_NAMES): Same.
7424 (REG_CLASS_CONTENTS): Same.
7425 (CONSTRAINT_LEN): New.
7426 (REG_CLASS_FROM_CONSTRAINT): New.
7427 (PREDICATE_CODES): Add symbolic_operand.
7429 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7430 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7431 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7432 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7433 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7434 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7435 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7436 GR9_REG, GR14_REG, LRREG.
7437 (type): Add load_or_call attribute.
7438 ("load_or_call"): New reservation.
7439 ("call_gettlsoff"): New.
7440 ("tls_indirect_call"): New.
7441 ("tls_load_gottlsoff12"): New.
7442 ("tlsoff_hilo"): New.
7443 ("tls_tlsdesc_ldd"): New.
7444 ("tls_tlsoff_ld"): New.
7447 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7449 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7451 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7452 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7453 * config/frv/frv.c (TLS_BIAS): Define.
7454 (frv_output_dwarf_dtprel): New.
7456 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7458 PR rtl-optimization/19579
7459 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7460 both A and B, see if they don't clobber registers the other expr uses.
7462 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7464 * real.c (do_add): Initialize signalling and canonical members.
7466 * real.c (real_from_integer): Zero out destination.
7468 2005-01-18 Jan Hubicka <jh@suse.cz>
7470 PR tree-optimize/19337
7471 * tree-inline.c (initialize_inlined_parameters): Copy
7472 saved_static_chain_decl only.
7474 2005-01-25 Richard Henderson <rth@redhat.com>
7478 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7479 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7480 80387 enabled, to return a proper subclass. Return the subset that
7481 overlaps with GENERAL_REGS for PLUS.
7482 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7484 2005-01-25 Richard Henderson <rth@redhat.com>
7487 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7489 2005-01-25 Roger Sayle <roger@eyesopen.com>
7491 * expmed.c (choose_multiplier): Change interface to return the
7492 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7493 (expand_divmod): Update calls to choose_multiplier.
7495 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7498 * expmed.c (extract_bit_field): Use adjust_address instead of
7499 gen_lowpart when op0 is a MEM.
7501 2005-01-24 Steven Bosscher <stevenb@suse.de>
7503 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7505 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7507 * config/mips/irix-csr.c: New file.
7508 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7509 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7510 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7513 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7516 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7517 sparc/elf.h, add sparc/sp-elf.h.
7518 (sparc-*-rtems*): Likewise.
7519 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7520 tm-dwarf2.h, add sparc/sp-elf.h.
7521 (sparc86x-*-elf): Likewise.
7522 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7523 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7524 TARGET_OS_CPP_BUILTINS.
7525 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7526 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7528 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7529 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7530 (SWITCH_TAKES_ARG): Likewise.
7531 (LOCAL_LABEL_PREFIX): Likewise.
7532 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7533 (TARGET_N_FORMAT_TYPES): Delete.
7534 (TARGET_FORMAT_TYPES): Likewise.
7535 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7536 * config/sparc/elf.h: Delete.
7537 * config/sparc/sp-elf.h: New file.
7539 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7541 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7542 * tree-flow.h: Remove the corresponding prototype.
7543 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7544 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7546 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7549 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7550 for AIX ABI or ELF -fPIC.
7551 (rs6000_emit_load_toc_table): Don't create toc_section here.
7552 (rs6000_xcoff_file_start): Nor here.
7554 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7556 * sh.c (ra.h): Don't #include.
7557 (hard_regs_intersect_p): New function, resurrected from ra.c.
7559 * sh.c: Fix 1996 Copyright.
7561 2005-01-24 Richard Henderson <rth@redhat.com>
7562 Aldy Hernandez <aldyh@redhat.com>
7564 * regrename.c (note_sets): Handle subregs.
7566 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7569 * genconditions.c (write_header, write_conditions): Elide file if
7572 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7574 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7575 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7578 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7580 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7581 expand_builtin_printf, expand_builtin_fprintf,
7582 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7583 checking against POINTER_TYPE.
7584 (validate_arglist): Handle POINTER_TYPE code by checking
7587 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7589 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7591 (for_each_rtx): Call for_each_rtx_1.
7592 * rtl.h (init_rtlanal): Declare.
7593 * toplev.c (backend_init): Call init_rtlanal.
7595 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7597 * flow.c (propagate_one_insn): Formatting.
7600 * flow.c (libcall_dead_p): Be more conservative if unsure.
7601 If there are any instructions between insn and call, see if they are
7602 all dead before saying the libcall is dead.
7604 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7606 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7607 operand constraint for operand 0.
7609 2005-01-23 Richard Henderson <rth@redhat.com>
7612 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7613 edges leading to join block.
7615 2005-01-23 Roger Sayle <roger@eyesopen.com>
7617 * expmed.c (expand_mult_highpart): Make static. Change type of
7618 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7619 (expand_divmod): Updates calls to expand_mult_highpart by using
7620 gen_int_mode to pass a CONST_INT rtx.
7621 * rtl.h (expand_mult_highpart): Remove prototype.
7623 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7625 * flow.c (regset_bytes, regset_size): Remove.
7627 * cfganal.c: Fix a reference to Harvey's paper.
7629 2005-01-23 Steven Bosscher <stevenb@suse.de>
7631 PR rtl-optimization/19464
7632 * tree-optimize.c (init_tree_optimization_passes): Add one more
7633 copyrename pass just before out-of-ssa.
7635 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7638 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7639 * ggc-none.c (ggc_free): Define.
7641 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7643 * cse.c (max_reg, max_insn_uid): Remove.
7644 (cse_main): Don't access max_reg or max_insn_uid.
7646 * c-common.c (explicit_flag_signed_bitfields,
7647 lang_statement_code_p, lang_expand_function_end): Remove.
7648 * c-common.h: Remove the corresponding declarations.
7649 * c-opts.c (c_common_handle_option): Remove all write access
7650 to explicit_flag_signed_bitfields.
7652 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7653 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7654 * cgraph.h: Remove the corresponding declaration.
7656 * gcse.c (null_pointer_info): Remove.
7658 2005-01-23 Roger Sayle <roger@eyesopen.com>
7659 Eric Botcazou <ebotcazou@libertysurf.fr>
7661 * combine.c (simplify_logical): Only simplify logical expressions
7662 of the form ior(and(x,y),z) by the inverse distributive law if the
7663 result is cheaper than the original.
7665 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7667 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7668 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7669 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7670 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7671 config/freebsd-spec.h, config/arm/arm.h,
7672 config/h8300/h8300.md, config/i386/i386.md,
7673 config/i386/predicates.md, config/i386/sse.md,
7674 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7675 config/vax/vax.md: Fix comment typos. Follow spelling
7678 2005-01-23 Steven Bosscher <stevenb@suse.de>
7680 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7681 tests, instead of `less than'.
7683 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7685 * function.c (assign_parm_setup_block): When creating a new stack slot
7686 for a parameter, get its alignment from the parameter's DECL_ALIGN
7687 rather than the type's TYPE_ALIGN. Make sure that the parameter
7688 is at least word aligned.
7690 2005-01-22 Roger Sayle <roger@eyesopen.com>
7693 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7695 2005-01-22 Richard Henderson <rth@redhat.com>
7698 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7699 in both compare operands.
7700 (movdfcc_1_sse_max): Likewise.
7701 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7702 (movdfcc_1_sse): Likewise.
7703 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7704 scratch register as needed.
7706 2005-01-22 Richard Henderson <rth@redhat.com>
7708 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7710 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7712 2005-01-22 Richard Henderson <rth@redhat.com>
7714 * genopinit.c (optabs): Use smin/smax for floating point too.
7715 * doc/md.texi: Update to match. Clarify that floating point
7716 results are undefined for +0/-0 and NaN.
7717 * doc/rtl.texi: Likewise.
7718 * rtl.def (SMIN, SMAX): Likewise
7719 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7721 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7722 leading 's' to the name.
7723 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7724 smaxxf3, sminxf3): Likewise.
7725 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7728 2005-01-22 Paul Brook <paul@codesourcery.com>
7730 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7732 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7734 * config/s390/s390.c (struct processor_costs): New fields
7735 dlgr, dlr, dr, dsgfr, dsgr.
7736 (z900_cost, z990_cost): Values for new fields.
7737 (s390_rtx_costs): New cases MEM und COMPARE in switch
7738 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7739 DIV, MOD, UDIV, UMOD.
7741 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7743 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7744 into the register being decremented.
7745 ("doloop_si31", "doloop_di"): Likewise.
7746 ("*doloop_si_long"): Adapt pattern.
7748 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7750 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7752 (CLASS_MAX_NREGS): Likewise.
7754 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7756 * doc/tree-ssa.texi (Statement Operands): Add example for new
7757 must-def macro. Note deprecation of old operands interface.
7759 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7761 PR tree-optimization/19484
7762 * tree-cfg.c (remove_fallthru_edge): New function.
7763 (cleanup_control_flow): Remove fallthru edges from calls that are
7764 now known not to return.
7766 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7768 Fix PR tree-optimization/19038
7769 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7770 copies with loop variant ones.
7772 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7774 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7775 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7776 config/alpha/alpha.md, config/alpha/predicates.md,
7777 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7778 config/sparc/sol2.h: Update copyright.
7780 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7781 first label to see if it is a nonlocal label.
7783 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7784 Andrew Pinski <pinskia@physics.uc.edu>
7787 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7788 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7790 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7792 * config/rs6000/rtems.h: Update copyright.
7794 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7797 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7798 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7799 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
7801 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7804 * c-typeck.c (convert_arguments): Check for error_mark_node.
7806 2005-01-21 Ian Lance Taylor <ian@airs.com>
7808 PR tree-optimization/13000
7809 * tree-inline.c: Include "tree-flow.h".
7810 (expand_call_inline): If warn_return_type, warn if non-void inline
7811 function falls through.
7812 * tree-cfg.c (execute_warn_function_return): Don't warn about
7813 control reaching end if TREE_NO_WARNING is set. Set
7815 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
7817 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
7818 branch if we don't need one.
7819 * c-typeck.c: Include "tree-flow.h"
7820 (c_finish_bc_stmt): Don't add a goto if the current statement
7821 list doesn't fall through to the current point.
7823 2005-01-21 Roger Sayle <roger@eyesopen.com>
7825 PR rtl-optimization/576
7826 * real.c (real_arithmetic): Change return type from void to bool
7827 to return an indication that the result may be inexact.
7828 * real.h (real_arithmeric): Update prototype.
7829 * fold-const.c (const_binop): Don't constant fold floating
7830 point expressions when the user specifies -frounding-math and
7831 the result may depend upon the run-time rounding mode.
7832 (fold_convert_const_real_from_real): Clean-up.
7833 (fold_initializer): Ignore flag_rounding_math for initializers.
7834 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
7835 constant fold FP operations with flag_rounding_math if the
7836 result may depend upon the run-time rounding mode.
7838 2005-01-21 Tom Tromey <tromey@redhat.com>
7840 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
7842 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
7844 * tree-cfg.c: Fix comment typos.
7846 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
7848 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
7849 around the call to rest_of_handle_branch_target_load_optimize.
7851 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7853 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
7854 (sparc64-*-openbsd*): Likewise.
7855 (sparclite-*-elf*): Include tm-dwarf2.h.
7856 (sparc86x-*-elf*): Likewise.
7857 (sparc64-*-elf*): Likewise.
7858 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
7859 (DBX_DEBUGGING_INFO): Likewise.
7860 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
7861 (PREFERRED_DEBUGGING_TYPE): Likewise.
7862 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
7863 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
7864 (PREFERRED_DEBUGGING_TYPE): Likewise.
7865 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
7866 (PREFERRED_DEBUGGING_TYPE): Likewise.
7867 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
7869 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
7872 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
7874 2005-01-20 Paul Brook <paul@codesourcery.com>
7876 * doc/rtl.texi: Document value extension requirements for CONST_INT.
7878 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7880 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
7881 label is first in a sequence of labels.
7883 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
7885 2005-01-20 Janis Johnson <janis187@us.ibm.com>
7886 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7888 * doc/sourcebuild.texi (Test Directives): New.
7890 2005-01-20 Roger Sayle <roger@eyesopen.com>
7892 * real.c (real_floor): Don't leave the result uninitialized when
7893 mode is VOIDMode, but return the unrounded intermediate value.
7894 (real_ceil): Likewise.
7896 2005-01-20 Paul Brook <paul@codesourcery.com>
7898 * config/arm/arm.md (insv): Use gen_int_mode.
7900 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7902 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
7903 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7904 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7905 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7906 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7908 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7911 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
7912 fbreg, so we have to assume we can't.
7913 (loc_descriptor_from_tree_1): Ditto.
7914 (containing_function_has_frame_base): New function.
7915 (add_location_or_const_value_attribute): Use it.
7916 Also try to generate a frame_base from a single element location
7919 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7921 PR tree-optimization/15349
7922 * timevar.def (TV_TREE_MERGE_PHI): New.
7923 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
7925 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
7926 calls to tree_forwarder_block_p.
7927 (remove_forwarder_block_with_phi, merge_phi_nodes,
7928 gate_merge_phi, pass_merge_phi): New.
7929 * tree-optimize.c (init_tree_optimization_passes): Add
7931 * tree-pass.h: Add an extern for pass_merge_phi;
7933 2005-01-20 Richard Henderson <rth@redhat.com>
7936 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
7937 (_mm_castps_pd, _mm_castps_si128): New.
7938 (_mm_castsi128_ps, _mm_castsi128_pd): New.
7940 2005-01-20 Richard Henderson <rth@redhat.com>
7943 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
7944 __builtin_ia32_vec_init_v2si.
7945 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
7946 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
7947 (ix86_init_mmx_sse_builtins): Create it.
7948 (ix86_expand_builtin): Expand it.
7949 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
7950 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
7951 (vec_extractv2si_0, vec_extractv2si_1): New.
7953 2005-01-20 Richard Henderson <rth@redhat.com>
7956 * config/i386/i386.c (ix86_expand_push): New.
7957 * config/i386/mmx.md (push<MMXMODE>1): New.
7958 * config/i386/sse.md (push<SSEMODE>1): New.
7959 * config/i386/i386-protos.h: Update.
7961 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7963 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
7966 2005-01-20 Richard Henderson <rth@redhat.com>
7968 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
7969 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
7971 2005-01-19 Richard Henderson <rth@redhat.com>
7974 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
7975 to V4SFmode in SSE1 fallback load path.
7977 2005-01-19 Richard Henderson <rth@redhat.com>
7979 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
7980 in QImode expansion to ix86_expand_vector_set.
7981 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
7983 2005-01-19 Richard Henderson <rth@redhat.com>
7986 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
7987 subclass of the input class.
7988 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
7989 Always true for cross-SSE1 classes. Rationalize conditionals.
7990 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
7991 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
7992 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
7993 (movdi_2): Add MMX/SSE zeros.
7994 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
7995 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
7996 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7997 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
7998 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
7999 (zero_extendsidi2_rex64_1): Remove.
8000 (MOV0 peephole): Check GENERAL_REG_P.
8002 2005-01-19 Richard Henderson <rth@redhat.com>
8005 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8007 (ix86_expand_vector_extract): Likewise.
8009 2005-01-19 Richard Henderson <rth@redhat.com>
8012 * expr.c (emit_move_change_mode): New argument force; use
8013 simplify_gen_subreg if true.
8014 (emit_move_via_alt_mode): Merge into ...
8015 (emit_move_via_integer): ... here.
8016 (emit_move_ccmode): Use emit_move_change_mode directly.
8018 2005-01-19 Richard Henderson <rth@redhat.com>
8021 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8022 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8023 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8025 (alpha_emit_set_const): Likewise. Make static.
8026 (alpha_emit_set_long_const): Make static.
8027 (alpha_extract_integer): Split out from alpha_expand_mov.
8028 (alpha_split_const_mov): Likewise.
8029 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8030 (alpha_legitimate_constant_p): New.
8031 * config/alpha/alpha-protos.h: Update.
8032 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8033 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8034 * config/alpha/alpha.md (movsi): Add n alternative.
8035 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8036 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8037 (splitters for all of the above): Use alpha_split_const_mov.
8038 * config/alpha/predicates.md (non_add_const_operand): New.
8039 (non_zero_const_operand): New.
8040 (input_operand): Use alpha_legitimate_constant_p after reload.
8042 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8044 PR tree-optimization/19038
8045 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8046 (add_candidate): Add ivs with increment in latch only if
8047 allow_ip_end_pos_p is true.
8048 (determine_iv_cost): Use empty_block_p.
8050 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8052 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8053 (compute_dominance_frontiers): Ditto.
8055 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8058 * config/sh/t-rtems: New.
8059 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8061 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8063 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8064 the offset of the selected field.
8066 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8068 * tree-cfg.c (remove_forwarder_block): Fix the check to
8069 prevent a nonlocal label from appearing in the middle of a
8072 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8074 PR rtl-optimization/19462
8075 * reorg.c (find_end_label): Create return insn only if
8076 current_function_epilogue_delay_list is empty.
8078 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8080 * doc/passes.texi: Remove paragraph mentioning new-ra.
8082 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8084 PR rtl-optimization/15139
8085 * combine.c: Include params.h.
8086 (count_rtxs): New function.
8087 (record_value_for_reg): If replace_rtx would replace at least
8088 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8089 (clobber (const_int 0)) instead of TEM.
8090 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8091 * params.h (MAX_LAST_VALUE_RTL): New.
8092 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8093 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8096 * c-typeck.c (digest_init): Only call build_vector if all constructor
8097 elements are *_CST nodes.
8098 * gimplify.c (gimplify_init_constructor): Likewise.
8101 * c-typeck.c (digest_init): Only call build_vector if inside_init
8104 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8106 * toplev.c (init_asm_output): Remove dead #ifdef.
8108 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8110 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8112 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8114 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8115 accessing DECL_FUNCTION_CODE.
8116 * dojump.c (do_jump): Likewise.
8117 * gimplify.c (gimplify_call_expr): Likewise.
8118 * predict.c (expr_expected_value): Likewise.
8119 (strip_builtin_expect): Likewise.
8120 * tree-inline.c (estimate_num_insns_1): Likewise.
8121 * tree-ssa-loop-im.c (stmt_cost): Likewise
8122 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8123 (tree_expr_nonnegative_p): Likewise.
8125 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8127 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8128 variant of the load_pcrel_sym pattern.
8129 * config/sparc/sparc.md (P macro): Move to the top.
8130 (load_pcrel_sym): Macroize using P.
8131 (save_register_window): Likewise.
8133 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8135 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8138 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8141 * c-typeck.c (build_asm_expr): Strip nops off
8142 input memory operands.
8144 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8146 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8147 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8148 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8149 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8151 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8154 * config/i386/i386.c (override_options): If the 80387 is disabled,
8155 then do not return FP values using FP registers.
8157 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8159 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8160 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8161 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8162 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8163 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8164 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8165 output.h, postreload-gcse.c, postreload.c, recog.c,
8166 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8167 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8168 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8169 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8170 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8171 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8172 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8173 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8175 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8176 config/alpha/alpha.c, config/arm/vfp.md,
8177 config/i386/emmintrin.h, config/i386/i386-modes.def,
8178 config/i386/i386-protos.h, config/i386/i386.h,
8179 config/i386/pmmintrin.h, config/i386/ppro.md,
8180 config/i386/predicates.md, config/i386/xmmintrin.h,
8181 config/i860/i860.c, config/ia64/ia64-modes.def,
8182 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8183 config/ia64/ia64.md, config/ia64/itanium1.md,
8184 config/ia64/itanium2.md, config/ia64/predicates.md,
8185 config/iq2000/iq2000.h, config/mips/linux64.h,
8186 config/rs6000/aix41.h, config/rs6000/aix43.h,
8187 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8188 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8189 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8190 config/sparc/linux64.h, config/sparc/litecoff.h,
8191 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8192 config/sparc/sparc.h, config/sparc/sparc.md,
8193 config/sparc/sysv4-only.h: Update copyright.
8195 2005-01-18 Richard Henderson <rth@redhat.com>
8198 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8200 2005-01-18 Marc Espie <espie@openbsd.org>
8201 * config/i386/openbsdelf.h: Typo.
8203 2005-01-18 Richard Henderson <rth@redhat.com>
8205 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8206 special case for sse.
8207 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8209 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8211 * tree-inline.c (estimate_num_insns_1): Added cases for
8212 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8214 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8216 PR rtl-optimization/19296
8217 * combine.c (simplify_comparison): Rewrite the condition under
8218 which a non-paradoxical SUBREG of a PLUS can be lifted when
8219 compared against a constant.
8221 2005-01-18 Andi Kleen <ak@muc.de>
8223 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8224 * c.opt (-Wpointer-sign): Add.
8225 * doc/invoke.texi: (-Wpointer-sign): Add.
8227 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8229 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8230 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8231 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8232 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8233 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8234 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8235 for TARGET_MIX_SSE_I387.
8236 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8237 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8238 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8239 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8240 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8241 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8242 TARGET_MIX_SSE_I387.
8243 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8246 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8249 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8250 Add movaps alternative for xmm reg->reg move.
8252 2005-01-17 Jeff Law <law@redhat.com>
8254 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8255 at the end of the main DOM loop rather than just before DOM exits.
8257 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8259 PR tree-optimization/19121
8260 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8261 adding aliases to a name tag, also add them to the pointer's
8263 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8264 sensitive alias info at all. Only check that the two pointers
8265 have compatible pointed-to sets.
8266 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8267 a pointer's type tag is a superset of the alias set of the
8270 2005-01-17 James E Wilson <wilson@specifixinc.com>
8273 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8274 comment to document why.
8276 2005-01-17 Richard Henderson <rth@redhat.com>
8278 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8279 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8280 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8281 sse2_vmsminv2df3_finite): New.
8282 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8283 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8284 Force op1 into register.
8286 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8288 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8289 bubblestrap from always rebuilding build directory.
8291 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8293 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8294 ("*cmpmem_short"): Likewise.
8296 2005-01-17 Steven Bosscher <stevenb@suse.de>
8298 * basic-block.h: Document BB_* flags.
8299 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8300 use an sbitmap instead.
8301 * sched-rgn.c (compute_trg_info): Likewise.
8303 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8305 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8306 redundant target_cpu_default and extra_parts lines. Use the default
8308 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8309 (SUBTARGET_EXTRA_SPECS): Delete.
8310 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8311 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8312 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8313 and "n32" for -mabi=n32.
8315 2005-01-17 Ian Lance Taylor <ian@airs.com>
8318 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8319 fold constant variables into initial values.
8321 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8323 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8325 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8326 through the statements backward.
8328 2005-01-17 Ian Lance Taylor <ian@airs.com>
8330 PR middle-end/13127:
8331 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8332 a variable set to the return value of the inlined function.
8334 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8336 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8337 when modes are tieable.
8339 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8341 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8342 of pthread_create to find out if threads are enabled.
8343 * gthr-posix95.h (__gthread_active_p): Likewise.
8345 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8347 * common.opt (-fnew-ra): Remove.
8349 * toplev.h (flag_new_regalloc): Remove.
8350 * Makefile.in (ra*.*): Don't mention.
8351 * passes.c (rest_of_handle_new_regalloc): Remove.
8352 (rest_of_handle_combine, rest_of_compilation): Always consider
8353 flag_new_regalloc as false.
8354 * doc/invoke.texi: Don't document -fnew-ra.
8356 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8358 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8359 last parameter to reg_scan.
8360 * loop.c (loop_optimize): Likewise.
8361 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8362 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8363 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8364 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8365 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8366 * regclass.c (reg_scan): Likewise, for the declaration.
8367 * rtl.h (reg_scan): Likewise, for the prototype.
8369 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8371 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8372 mark_dfs_back_edges.
8374 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8376 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8377 (compute_avail): Uses don't go in tmp_gen.
8379 2005-01-16 Steven Bosscher <stevenb@suse.de>
8381 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8382 loop to look for a free slot in a page entry.
8384 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8387 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8388 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8389 just before targetm.asm_out.file_end.
8390 * tree.h (process_pending_assemble_output_defs): Declare.
8391 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8393 (assemble_alias): Defer generation of assembly code for defines when
8394 TARGET_DEFERRED_OUTPUT_DEFS is true.
8395 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8396 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8397 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8399 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8402 * pa.c (pa_scalar_mode_supported_p): New function.
8403 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8404 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8406 * pa-protos.h (prefetch_operand): Delete.
8407 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8408 * pa.c (prefetch_operand): Delete.
8409 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8410 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8411 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8412 and prefetch_nocc_operand.
8413 * pa.md (prefetch): Rework to avoid reload problems handling short
8414 displacements when a cache control completer needs to be provided.
8415 (prefetch_32, prefetch_64): Delete.
8416 (prefetch_cc, prefetch_nocc): New patterns.
8418 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8420 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8422 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8425 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8426 exceeds maximum alignment for global common data.
8427 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8428 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8430 2004-01-15 Roger Sayle <roger@eyesopen.com>
8432 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8434 2004-01-15 Roger Sayle <roger@eyesopen.com>
8436 * harg-reg-set.h (reg_class_names): Prototype global array.
8437 * regclass.c (reg_class_names): Declare here and initialize to
8439 (dump_regclass): Remove local declaration of reg_class_names.
8440 (regclass): Likewise.
8441 * cfg.c (dump_flow_info): Likewise.
8442 * ra-debug.c (reg_class_names): Likewise.
8443 * regrename.c (reg_class_names): Likewise.
8444 * reload.c (reg_class_names): Likewise.
8445 * reload1.c (spill_failure): Likewise.
8446 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8448 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8450 * config/s390/s390.md ("reload_outti"): Remove predicate for
8451 output operand. Abort if operand is not a MEM.
8452 ("reload_outdi", "reload_outdf"): Likewise.
8454 2005-01-15 Marc Espie <espie@openbsd.org>
8456 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8457 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8458 * config/openbsd.h: Fix C++ includes for native configurations.
8459 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8460 Add trampoline support.
8461 * config/i386/openbsdelf.h: New.
8463 2005-01-15 Marc Espie <espie@openbsd.org>
8465 * collect2.c (main): Explicitly parse -dynamic-linker option.
8467 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8469 PR tree-optimization/19060
8470 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8471 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8472 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8473 and handle extract_range_from_cond returning false.
8474 * fold-const.c (fold): Optimize comparisons with min/max even for
8475 width > HOST_BITS_PER_WIDE_INT.
8477 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8479 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8480 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8481 Remove little endian multilib variants.
8482 Add mips32 multilib variant.
8484 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8486 * explow.c (copy_all_reg, stabilize): Remove.
8487 * expr.h: Remove the corresponding prototypes.
8489 * rtlanal.c (regs_set_between_p): Remove.
8490 * rtl.h: Remove the corresponding prototype.
8492 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8494 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8495 to rs6000_nonimmediate_operand.
8496 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8497 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8498 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8499 rs6000_nonimmediate_operand.
8500 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8501 rs6000_nonimmediate_operand.
8503 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8505 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8507 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8509 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8511 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8512 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8514 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8515 (rs6k_nonimmediate_operand): New.
8516 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8518 (legitimate_lo_sum_address_p): Same.
8519 (rs6000_legitimize_address): Same.
8520 (rs6000_legitimize_reload_address): Same.
8521 (rs6000_legitimate_address): Same.
8522 (spe_build_register_parallel): Pass DF and DC modes in a DI
8525 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8526 to rs6k_nonimmediate_operand.
8528 * config/rs6000/spe.md ("*frob_df_di"): New.
8529 ("*frob_di_df"): New.
8530 ("*frob_di_df_2"): New.
8531 ("*mov_sidf_e500_subreg0"): New.
8532 ("*mov_sidf_e500_subreg4"): New.
8533 ("*movdf_e500_double"): Change predicate to
8534 rs6k_nonimmediate_operand.
8536 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8538 * postreload.c (move2add_note_store): Only call
8539 trunc_int_for_mode on scalar integers.
8541 2005-01-14 Steven Bosscher <stevenb@suse.de>
8543 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8544 replace BB_VISITED uses.
8545 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8546 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8547 (tree_dce_done): Free visited_control_parents.
8548 (perform_tree_ssa_dce): Allocate and clear it.
8549 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8550 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8551 instead of BB_VISITED.
8553 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8555 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8556 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8557 Remove unused prototypes.
8559 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8561 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8562 64-bit register usage.
8563 (spe_func_has_64bit_regs_p): Add FIXME note.
8565 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8567 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8568 flag_finite_math_only with flag_unsafe_math_optimizations.
8570 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8572 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8574 (__tpf_eh_return): Copy TPF private stack area from the module
8575 boundary stack frame. Add check for when module addresses are
8576 equal, but no stub address is found.
8578 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8581 * arm.h (struct machine_function): Add call_via field.
8582 (thumb_call_via_label): Declare.
8583 * arm.c (thumb_call_via_label): New variable.
8584 (thumb_call_reg_needed): New variable.
8585 (arm_output_function_epilogue): For Thumb code, output any per-function
8586 call-indirect trampolines.
8587 (thumb_call_via_reg): New function.
8588 (arm_file_end): New function.
8589 (TARGET_ASM_FILE_END): Call arm_file_end.
8590 (aof_file_end): Likewise.
8591 * arm-protos.h (thumb_call_via_reg): Declare.
8592 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8593 thumb_call_via_reg in normal case.
8595 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8598 PR rtl-optimization/19348
8599 * recog.c (peephole2_optimize): Do global life update if some peephole
8600 decides it doesn't need at least one of its inputs and that change
8601 influences liveness at the start of the basic block.
8603 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8604 arguments instead of 1.
8606 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8609 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8610 zero for nested functions needing a static chain or functions
8611 with a non-constant address.
8613 2005-01-13 Roger Sayle <roger@eyesopen.com>
8615 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8616 (and (sign_extend X) C) into (zero_extend (and X C)).
8618 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8620 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8622 2005-01-13 Richard Henderson <rth@redhat.com>
8627 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8628 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8629 not just TARGET_SSE.
8630 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8631 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8632 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8633 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8634 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8635 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8636 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8637 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8638 (movdicc_c_rex64): Rename with '*'.
8639 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8640 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8641 (movsfcc_1_387): Rename from movsfcc_1.
8642 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8643 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8644 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8645 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8646 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8647 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8648 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8649 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8650 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8651 sse_movdfcc_const0_4): Remove.
8652 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8653 recognize min/max early. Update for changed sse cmove patterns.
8654 (ix86_split_sse_movcc): New.
8655 * config/i386/i386-protos.h: Update.
8657 2005-01-13 Steven Bosscher <stevenb@suse.de>
8659 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8660 (fix_stmt_v_may_defs): Likewise.
8662 2005-01-13 Richard Henderson <rth@redhat.com>
8664 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8665 for converting the mask.
8667 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8669 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8672 2005-01-13 Richard Henderson <rth@redhat.com>
8674 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8675 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8676 IX86_BUILTIN_MOVDQ2Q): Remove.
8677 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8678 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8679 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8681 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8682 (sse2_pextrw): Fix immediate constraint.
8683 (sse2_loadq, sse2_loadq_rex64): Remove.
8684 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8685 Use __builtin_ia32_vec_ext_<size>.
8686 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8688 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8690 * function.c (assign_parm_setup_block): Look inside original
8691 entry_parm when inspecting PARALLEL.
8693 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8694 Joel Sherrill <joel@oarcorp.com>
8697 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8698 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8699 rtems_gxx_recursive_mutex_init.
8700 (__gthread_recursive_mutex_lock): New function.
8701 (__gthread_recursive_mutex_trylock): Likewise.
8702 (__gthread_recursive_mutex_unlock): Likewise.
8704 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8706 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8708 2005-01-13 Jan Beulich <jbeulich@novell.com>
8710 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8711 (ashrti3_internal): Indicate output is early clobber. Generate result
8712 into output rather than first input. Use move for low word of output
8713 if shift count is exactly 64.
8714 (lshrti3_internal): Likewise.
8716 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8720 * reload1.c (delete_output_reload): Don't delete an output reload
8721 if the pseudo lives longer than a single basic block. Adjust and
8722 improve wording of comment.
8724 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8727 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8728 of TYPE_SIZE where we mean the number of bytes.
8730 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8732 * function.c (assign_parm_setup_block): Relax condition on
8733 multi-register optimization.
8735 2005-01-12 Nick Clifton <nickc@redhat.com>
8737 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8738 an "in_delay_slot" attribute of "no" to prevent them being used in
8739 delay slots. This is forbidden because they might generate
8742 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8745 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8748 2005-01-12 Nick Clifton <nickc@redhat.com>
8750 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8751 passed on to GAS) but do not define, as GAS no longer supports or
8752 needs the -m2000 option.
8754 2005-01-11 Roger Sayle <roger@eyesopen.com>
8756 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8757 type as args of unprototyped builtins aren't automatically promoted.
8758 (fold_builtin_abs): Likewise.
8760 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8762 * Makefile.in: Set a `build-warn' variable.
8764 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8766 PR tree-optimization/17949
8767 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8768 (find_interesting_uses_address): Use it.
8770 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8772 * regrename.c (kill_value): Handle subreg's that won't simplify.
8774 2005-01-11 Richard Henderson <rth@redhat.com>
8777 * config/i386/i386.h (enum ix86_builtins): Move ...
8778 * config/i386/i386.c: ... here.
8779 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8780 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8781 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8782 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8783 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8784 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8785 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8786 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8787 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8788 IX86_BUILTIN_LOADDDUP): Remove.
8789 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8790 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8791 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8792 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8793 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8794 (ix86_init_builtins): Make static.
8795 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8796 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8797 if all the modes match. Otherwise, fake it.
8798 (get_element_number, ix86_expand_vec_init_builtin,
8799 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8800 (ix86_expand_builtin): Make static. Update for changed builtins.
8801 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
8802 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
8803 (ix86_expand_vector_init_duplicate): New.
8804 (ix86_expand_vector_init_low_nonzero): New.
8805 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
8806 Split out from ix86_expand_vector_init; handle integer modes.
8807 (ix86_expand_vector_init): Use them.
8808 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
8809 * config/i386/i386-protos.h: Update.
8810 * config/i386/predicates.md (reg_or_0_operand): New.
8811 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
8812 (movv2sf_internal): Likewise. And a splitter to match them all.
8813 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
8814 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
8815 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
8816 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
8817 (mmx_pinsrw): Fix operand ordering.
8818 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
8819 rather than sse_loadss expander.
8820 (movv2df splitter): Similarly.
8821 (sse_loadss, sse_loadlss): Remove.
8822 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
8823 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
8824 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
8825 (sse3_movddup): Rename with '*'.
8826 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
8827 (sse2_loadsd): Remove.
8828 (vec_dupv2df_sse3): Rename from sse3_loadddup.
8829 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
8830 (sse2_pinsrw): Fix argument ordering.
8831 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
8832 (sse2_stored): Remove 'r' destination.
8833 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
8834 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
8835 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
8836 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
8837 vec_extractv16qi, vec_initv16qi): New.
8839 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
8840 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
8841 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
8843 (_mm_load_pd, _mm_store_pd): Use plain dereference.
8844 (_mm_load_si128, _mm_store_si128): Likewise.
8845 (_mm_load1_pd): Use _mm_set1_pd.
8846 (_mm_load_sd): Use _mm_set_sd.
8847 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
8848 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
8849 (_mm_set_epi64): Use _mm_set_epi64x.
8850 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
8851 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
8852 _mm_setr_epi8): Use _mm_set_foo form.
8853 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
8854 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
8855 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
8856 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
8857 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
8858 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
8859 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
8860 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
8861 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
8862 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
8863 (_mm_movedup_pd): Use _mm_shuffle_pd.
8864 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
8865 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
8866 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
8867 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
8869 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
8870 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
8871 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
8872 (_mm_store_ps): Use raw dereference.
8873 (_mm_store1_ps): Use _mm_storeu_ps.
8874 (_mm_storer_ps): Use _mm_store_ps.
8875 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
8876 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
8878 2005-01-11 Stan Shebs <shebs@apple.com>
8880 * config/rs6000/rs6000.c (machopic_output_stub): Issue
8881 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
8883 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
8886 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
8887 Skip all DECLs except for FIELD_DECLs.
8889 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8891 * config/s390/s390.c (override_options): Return error if
8892 -mbackchain, -mpacked-stack and -mhard-float are used together.
8893 (s390_va_start): Remove the backchain && packed-stack special case.
8894 (s390_gimplify_va_arg): Likewise.
8895 * doc/invoke.texi: Remove the ABI incompatibility note.
8897 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8899 * config/s390/s390.c (struct s390_frame_layout): Remove
8901 (s390_frame_info, s390_emit_prologue): Replace occurrences of
8902 save_backchain_p with TARGET_BACKCHAIN.
8904 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8907 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
8908 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
8909 * function.c (locate_and_pad_parm): Set new field.
8910 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
8911 Tweak where_pad test to include "none". Always set mem align for
8913 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
8914 not sufficient for type.
8915 (assign_parm_setup_block): If stack_parm is zero on entry, always
8916 make a new stack local. Block move old stack parm if necessary
8917 to new aligned stack local.
8918 (assign_parm_setup_stack): Use a block move to handle
8919 potentially misaligned entry_parm.
8920 (assign_parms_unsplit_complex): Specify required alignment when
8921 creating stack local.
8922 * calls.c (compute_argument_addresses): Override alignment of stack
8923 arg calculated from its type with the alignment given by
8924 FUNCTION_ARG_BOUNDARY.
8925 (store_one_arg): Likewise.
8927 2005-01-11 Jan Beulich <jbeulich@novell.com>
8929 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
8930 Change respective itanium_class attribute to ialu.
8931 (shladdp4_internal): New.
8932 * config/ia64/predicates.md (shladd_log2_operand): New.
8934 2005-01-11 Richard Henderson <rth@redhat.com>
8936 * expr.c (store_constructor): Use rtvec_alloc instead of
8937 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
8939 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
8941 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
8943 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8945 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
8946 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
8947 (TARGET_RWRELOC): Define.
8948 (ia64_rwreloc_section_type_flags): Delete.
8949 (ia64_section_type_flags): New function.
8950 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
8951 (TARGET_RWRELOC): Define.
8953 2005-01-10 David Mosberger <davidm@hpl.hp.com>
8956 * config/ia64/ia64.c (process_set): For alloc insn, only call
8957 process_epilogue is !frame_pointer_needed.
8959 2005-01-10 Roger Sayle <roger@eyesopen.com>
8962 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
8963 unary operator and can't be treated as a binary/comparison operator.
8965 2005-01-10 Richard Henderson <rth@redhat.com>
8967 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
8968 (ix86_return_in_memory): Likewise.
8969 (function_arg_advance): Likewise. Mirror structure in function_arg
8970 for choosing register to advance.
8972 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
8974 * tree-vectorizer.c, tree.def: Fix comment typos.
8976 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
8978 * config/s390/s390.c (struct processor_costs): 4 new fields:
8979 ddbr, ddr, debr, der.
8980 (s390_rtx_costs): More precise handling of divide instructions.
8982 2005-01-10 David Edelsohn <edelsohn@gnu.org>
8984 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
8986 2005-01-10 Jan Beulich <jbeulich@novell.com>
8988 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
8989 names resulting from -ffunction-sections/-fdata-sections and linkonce
8991 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
8992 based on the section name. Rearrange the section name comparison logic
8993 slightly so that each section name is compared against at most once.
8995 2005-01-10 Ben Elliston <bje@au.ibm.com>
8997 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
8998 targets for which -fPIC reduces limitations on the GOT size.
9000 2005-01-09 Falk Hueffner <falk@debian.org>
9002 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9005 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9008 * collect2.c (main): Set aixrtl_flag for -brtl option.
9009 (resolve_lib_name): Search for .so file extension before .a
9012 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9014 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9015 (vect_analyze_data_refs_alignment): Add dump prints.
9017 2005-01-09 Ira Rosen <irar@il.ibm.com>
9019 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9020 expr_invariant_in_loop_p.
9021 Initialize outputs first thing in the function.
9022 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9023 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9024 (vect_analyze_pointer_ref_access): Check that the initial condition of
9025 the access function is loop invariant.
9027 2005-01-09 Richard Henderson <rth@redhat.com>
9029 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9030 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9031 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9032 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9033 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9034 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9035 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9036 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9037 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9038 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9039 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9040 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9041 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9042 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9043 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9044 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9045 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9046 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9047 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9048 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9049 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9050 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9051 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9053 (mmx_clrdi, pavgusb): Remove.
9054 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9055 with leading sse_ prefix.
9056 * config/i386/sse.md: Receive them.
9057 * config/i386/mmx.md: New file.
9058 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9059 (subrv2sf3): Turn into expander for normal subtraction.
9060 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9061 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9062 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9063 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9064 commutative; use ix86_binary_operator_ok.
9065 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9066 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9067 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9068 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9069 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9070 Macroize from existing patterns; use ix86_binary_operator_ok.
9071 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9072 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9073 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9074 with vec_select+vec_concat.
9075 (mmx_pshufw, mmx_pshufw_1): Likewise.
9076 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9077 (mmx_uavgv4hi3): Model correctly.
9078 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9079 _mm_xor_si64): Remove casts.
9081 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9083 PR tree-optimization/19224
9084 * tree-scalar-evolution.c (get_instantiated_value,
9085 set_instantiated_value): New functions.
9086 (instantiate_parameters_1): Cache the results.
9087 (instantiate_parameters, resolve_mixers): Initialize and free
9090 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9092 * config/i386/i386.md (addhi_4): Correct reference in comment.
9095 2005-01-08 Richard Henderson <rth@redhat.com>
9097 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9098 (_mm_cvtsi128_si64x): Likewise.
9099 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9100 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9101 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9102 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9103 * config/i386/i386-protos.h: Update.
9104 * config/i386/i386.c (print_operand): Add 'H'.
9105 (ix86_fixup_binary_operands): Split out from ...
9106 (ix86_expand_binary_operator): ... here.
9107 (ix86_fixup_binary_operands_no_copy): New.
9108 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9109 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9110 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9111 (safe_vector_operand): Use CONST0_RTX.
9112 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9113 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9114 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9115 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9117 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9118 (IX86_BUILTIN_CMPNGESS): New.
9119 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9120 (attr type): Add sselog1.
9121 (attr unit, attr memory): Handle it.
9122 (movti, movti_internal, movti_rex64): Move near other integer moves.
9123 (movtf, movtf_internal): Move near other fp moves.
9124 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9125 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9126 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9127 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9128 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9129 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9130 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9131 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9132 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9133 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9134 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9135 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9136 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9137 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9138 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9139 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9140 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9141 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9142 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9143 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9144 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9145 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9146 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9147 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9148 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9149 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9150 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9151 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9152 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9153 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9154 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9155 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9156 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9157 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9158 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9159 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9160 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9161 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9162 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9163 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9164 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9165 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9166 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9167 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9169 (SSEPUSH, push<SSEPUSH>): Remove.
9170 (MMXPUSH, push<MMXPUSH>): Remove.
9171 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9172 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9173 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9174 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9175 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9176 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9177 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9178 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9179 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9180 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9181 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9182 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9183 (ppro_sse_log_V4SF): Handle sselog1.
9184 * config/i386/predicates.md (const_0_to_1_operand): New.
9185 (const_0_to_255_mul_8_operand): New.
9186 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9187 (const_2_to_3_operand, const_4_to_7_operand): New.
9188 * config/i386/sse.md: New file.
9189 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9190 (sse_movups): Rename from sse_movups_1.
9191 (sse_loadlss): Rename from sse_loadss_1.
9192 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9194 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9195 (absv4sf2, negv2df, absv2df): New.
9196 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9197 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9198 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9199 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9200 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9201 (sse3_addsubv4sf3): Model correctly.
9202 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9203 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9204 (sse_movhlps): Model with vec_select+vec_concat.
9205 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9206 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9207 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9208 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9209 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9210 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9211 sse2_pshufhw_1): Likewise.
9212 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9213 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9214 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9215 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9216 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9217 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9218 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9219 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9220 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9221 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9222 sminv8hi3): Mark commutative
9223 operands. Use ix86_binary_operator_ok.
9224 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9225 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9226 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9227 sse2_punpcklqdq): Allow operand2 in memory.
9228 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9229 sse2_movsd): Add memory alternatives.
9230 (sse_storelps): Turn expander into an insn; split after reload.
9231 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9232 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9234 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9236 * configure.ac (DWARF-2 debug_line): Use objdump.
9237 * configure: Regenerate.
9239 2005-01-08 Jeff Law <law@redhat.com>
9240 Diego Novillo <dnovillo@redhat.com>
9242 PR tree-optimization/18241
9243 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9244 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9245 statements with volatile operands.
9246 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9247 operands after marking a statement with has_volatile_ops.
9249 2005-01-08 Roger Sayle <roger@eyesopen.com>
9251 * tree.c (int_fits_type_p): Always honor integer constant
9252 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9254 2005-01-08 Roger Sayle <roger@eyesopen.com>
9256 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9257 the latent bug in rtl_delete_block has been resolved.
9259 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9261 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9262 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9264 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9266 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9267 library as @multilib_dir@/$(SHLIB_SONAME).
9269 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9271 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9272 * configure: Regenerate.
9274 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9276 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9279 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9282 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9283 Convert non-word aligned offset address using ld/std into
9286 2005-01-07 Richard Henderson <rth@redhat.com>
9288 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9290 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9292 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9294 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9296 PR tree-optimization/19283
9297 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9298 is not shorter than the original type.
9300 PR rtl-optimization/19012
9301 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9303 PR rtl-optimization/18861
9304 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9305 (FULL_STATE): Define.
9306 (mark_tablejump_edge): New function.
9307 (purge_dead_tablejump_edges): New function.
9308 (find_bb_boundaries): Use it.
9310 PR tree-optimization/18828
9311 * builtins.c (expand_builtin_next_arg): Remove argument and all
9312 the argument checking.
9313 (expand_builtin): Adjust caller.
9314 (expand_builtin_va_start): Likewise. Remove error for too many
9316 (fold_builtin_next_arg): Issue error for too many arguments.
9317 After checking arguments, replace them with magic arguments that
9318 prevent further checking of the args.
9320 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9322 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9324 2005-01-06 Roger Sayle <roger@eyesopen.com>
9327 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9328 and %{.S:...} (and their negative variants) to test whether the
9329 input file is assembler or pre-processed-assembler independent of
9330 the actual filename extension.
9332 2005-01-06 Roger Sayle <roger@eyesopen.com>
9334 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9335 of sign or zero extended values.
9337 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9339 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9340 for IBM long double format correctly.
9342 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9344 Fix PR tree-optimization/18792
9346 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9347 to first_loop_depth, and use loop depth instead of loop number.
9348 (build_classic_dir_vector): Ditto.
9349 (compute_data_dependences_for_loop): Use depth, not loop number.
9350 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9351 number. Pass in loops, instead of loop numbers.
9352 (gather_interchange_stats): Ditto.
9353 (linear_transform_loops): Ditto.
9355 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9358 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9359 biv_fits_mode_p, extension_within_bounds_p): New functions.
9360 (check_ext_dependent_givs): Use them.
9362 2005-01-06 Roger Sayle <roger@eyesopen.com>
9364 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9365 more than one barrier, in which case we should delete them all.
9367 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9369 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9371 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9373 Fix PR middle-end/19286
9375 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9376 output this subprogram, simply ignore this attempt to do it again.
9377 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9378 origin attribute if it's not possible.
9379 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9380 (decls_for_scope): Ditto.
9381 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9382 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9384 2005-01-05 Richard Henderson <rth@redhat.com>
9387 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9388 (bdesc_2arg): Use it.
9389 (ix86_expand_binop_builtin): Force operands into registers
9391 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9392 ix86_expand_sse_compare, ix86_expand_sse_comi,
9393 ix86_expand_builtin): Likewise.
9395 2005-01-05 Richard Henderson <rth@redhat.com>
9397 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9399 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9400 (mulv4hi3): Set itanium_class mmmul.
9401 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9402 (fpack): Rename from fpack_sfsf.
9404 2005-01-05 Richard Henderson <rth@redhat.com>
9407 * reload1.c (do_input_reload): Restrict the optimization deleteing
9408 a previous output reload to RELOAD_FOR_INPUT.
9410 2005-01-05 Steven Bosscher <stevenb@suse.de>
9412 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9413 comment that we fall through after case.
9414 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9415 (distribute_links): Likewise.
9416 * cse.c (cse_insn): Likewise.
9417 * cselib.c (cselib_invalidate_mem): Likewise.
9418 * df.c: Update comments at the top of the file.
9419 (read_modify_subreg_p): Update comments here too.
9420 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9421 * flow.c (mark_set_1): Likewise.
9422 (mark_used_regs): Likewise.
9423 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9424 (canon_list_insert): Likewise.
9425 (mark_set): Likewise.
9426 (try_replace_reg): Likewise.
9427 (store_killed_in_insn): Likewise.
9428 * loop.c (count_one_set): Likewise.
9429 (basic_induction_var): Likewise.
9430 * postreload-gcse.c (find_mem_conflicts): Likewise.
9431 * postreload.c (reload_combine_note_store): Likewise.
9432 (move2add_note_store): Likewise.
9433 * reload.c (find_equiv_reg): Likewise.
9434 (mark_referenced_resources): Likewise.
9435 * rtlanal.c (set_noop_p): Likewise.
9436 (note_stores): Likewise.
9437 (note_uses): Likewise.
9438 * sched-deps.c (sched_analyze_1): Likewise.
9439 * sched-rgn.c (check_live_1): Likewise.
9440 (update_live_1): Likewise.
9441 * config/i860/i860.c: Likewise.
9443 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9445 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9447 * doc/rtl.texi: Update documentation for bit-fields and SET.
9449 2005-01-05 Roger Sayle <roger@eyesopen.com>
9451 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9453 2005-01-05 Jan Hubicka <jh@suse.cz>
9454 Richard Henderson <rth@redhat.com>
9457 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9460 2005-01-05 Richard Henderson <rth@redhat.com>
9463 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9464 (sse_shufps): Change operand 3 to const_int_operand.
9465 (sse2_storelps): Fix typo in template.
9466 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9467 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9468 (ix86_expand_builtin): Likewise.
9470 2005-01-05 Julian Brown <julian@codesourcery.com>
9472 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9473 as aggregates for AAPCS ABIs.
9475 2005-01-05 Stan Shebs <shebs@apple.com>
9477 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9478 Mach-O getters if ppc64.
9479 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9481 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9482 signed four-byte field for global code case.
9483 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9485 2005-01-05 Roger Sayle <roger@eyesopen.com>
9488 * c-common.c: Include real.h.
9489 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9490 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9491 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9492 * Makefile.in (c-common.o): Update dependencies.
9494 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9496 * c-parse.in (asm_string): Add trailing semicolon.
9498 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9500 * c-parse.in (asm_string): New. Don't allow wide strings in
9502 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9503 asm_string instead of STRING.
9505 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9507 * c-typeck.c (constructor_no_implicit): Remove.
9508 (set_designator, process_init_element): Don't check
9509 constructor_no_implicit.
9511 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9512 Kaz Kojima <kkojima@gcc.gnu.org>
9515 * lcm.c (create_pre_exit): New.
9516 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9517 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9519 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9521 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9522 -msoft-float in target_float_switch.
9523 * arm.c (arm_override_options): Fix processing of target_float_switch.
9525 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9527 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9530 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9532 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9533 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9535 2005-01-04 Roger Sayle <roger@eyesopen.com>
9537 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9538 if deleting the then-block allows the test-block to fallthru to the
9541 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9544 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9545 after the full declaration if the are in two different TUs.
9547 2005-01-04 Richard Henderson <rth@redhat.com>
9550 * tree-sra.c (generate_one_element_init): Just
9551 call gimplify_and_add.
9552 (generate_element_init): Record the
9553 new referenced variables and mark them for renaming
9554 and split out to ...
9555 (generate_element_init_1): This.
9556 (scalarize_init): Don't call push_gimplify_context/
9557 pop_gimplify_context.
9559 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9561 * toplev.c (get_src_pwd): Handle failure of getpwd().
9563 2005-01-04 Roger Sayle <roger@eyesopen.com>
9565 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9567 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9568 all the cases handled by it are inverted by invert_truthvalue.
9570 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9572 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9573 (save_register_windowsi): Likewise.
9575 2005-01-04 Richard Henderson <rth@redhat.com>
9577 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9579 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9582 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9583 any simplifications of vector mode comparison operators.
9584 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9586 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9587 Devang Patel <dpatel@apple.com>
9589 PR tree-optimization/18308
9590 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9591 the operands before creating a new expression.
9592 * dojump.c (do_jump): Make drop_through_label available
9593 for all cases. Add expansion of COND_EXPR.
9595 2005-01-04 Ira Rosen <irar@il.ibm.com>
9597 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9598 INTEGER_CST instead of TREE_CONSTANT.
9599 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9600 instead of TREE_CONSTANT.
9601 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9602 instead of TREE_CONSTANT.
9604 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9606 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9608 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9611 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9612 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9614 2005-01-03 Richard Henderson <rth@redhat.com>
9616 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9617 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9618 fold_convert_const_real_from_real): Split out from ...
9619 (fold_convert_const): ... here.
9621 2005-01-03 Richard Henderson <rth@redhat.com>
9624 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9625 (mov<MMXMODEI>_internal): Likewise.
9626 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9627 Add V2SF case; use it for SSE1; don't use TI.
9628 (movdf_integer): Likewise.
9629 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9631 2005-01-03 Ira Rosen <irar@il.ibm.com>
9633 * tree-vectorizer.c (vect_strip_conversions): New function.
9634 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9635 check for binary class.
9637 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9641 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9643 * gimple-low.c (mark_blocks_with_used_vars): New function.
9644 (mark_blocks_with_used_subblocks): Ditto.
9645 (mark_used_blocks): Ditto.
9646 (pass_mark_used_blocks): New pass.
9647 * tree-inline.c: Include debug.h.
9648 (expand_call_inline): Call outlining_inline_function here.
9649 * tree-optimize.c (init_tree_optimization_passes): Add
9650 pass_mark_used_blocks.
9651 * tree-pass.h (pass_mark_used_blocks): New.
9652 * Makefile.in (tree-inline.o): Add debug.h dependency.
9654 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9656 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9657 VAR_DECLs to have weak_import attribute.
9659 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9662 2004-01-03 Steven Bosscher <stevenb@suse.de>
9664 * passes.c (rest_of_compilation): Don't run regmove if only
9665 flag_expensive_optimizations, require flag_regmove instead.
9667 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9669 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9671 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9672 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9673 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9674 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9676 2005-01-03 Richard Henderson <rth@redhat.com>
9678 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9679 (ia64_const_ok_for_letter_p): New.
9680 (ia64_const_double_ok_for_letter_p): New.
9681 (ia64_extra_constraint): New.
9682 (ia64_expand_vecint_compare): New.
9683 (ia64_expand_vcondu_v2si): New.
9684 (ia64_expand_vecint_cmov): New.
9685 (ia64_expand_vecint_minmax): New.
9686 (ia64_print_operand): Add 'v'.
9687 (ia64_preferred_reload_class): New.
9688 (ia64_vector_mode_supported_p): New.
9689 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9690 (PREFERRED_RELOAD_CLASS): Move to function.
9691 (CONST_OK_FOR_LETTER_P): Move to function.
9692 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9693 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9694 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9695 (EXTRA_CONSTRAINT): Move to function.
9696 * config/ia64/ia64.md: Include vect.md.
9697 (itanium_class): Add mmalua.
9699 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9701 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9702 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9704 (const_int_2bit_operand): New.
9705 (fr_reg_or_0_operand): New.
9706 * config/ia64/ia64-modes.def: Add vector modes.
9707 * config/ia64/ia64-protos.h: Update.
9708 * config/ia64/vect.md: New file.
9710 2005-01-03 Richard Henderson <rth@redhat.com>
9712 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9714 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9717 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9719 (log1pdf2): Change mode of operands[0,1] to DFmode.
9721 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9723 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9724 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9725 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9726 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9727 SPARC_RELAXED_ORDERING.
9729 2005-01-03 Richard Henderson <rth@redhat.com>
9730 Uros Bizjak <uros@kss-loka.si>
9733 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9734 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9735 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9737 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9738 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9739 const_pow2_1_to_128_operand): New predicates.
9741 2005-01-02 Greg McGary <greg@mcgary.org>
9743 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9745 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9746 object. [ptr_type]: Remove unused variable.
9747 Remember nearest addressable array-element or record-component
9748 when checking bitfield components. Tolerate empty BIND_EXPR.
9750 2005-01-01 Richard Henderson <rth@redhat.com>
9752 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9753 that don't narrow the value. Fail for other conversions.
9755 2005-01-01 Richard Henderson <rth@redhat.com>
9758 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9759 * c-lang.c (finish_file): Don't do it here.
9760 * objc/objc-act.c (objc_finish_file): Likewise.
9762 * cgraph.c (decl_assembler_name_equal): New.
9763 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9764 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9765 * cgraph.h (struct cgraph_varpool_node): Add next.
9766 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9767 * varasm.c (assemble_alias): Mark the target as needed.
9769 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9772 * function.c (get_arg_pointer_save_area): Use entry_of_function
9773 instead of get_insns.
9775 2005-01-01 Roger Sayle <roger@eyesopen.com>
9776 Andrew Pinski <pinskia@physics.uc.edu>
9777 James E. Wilson <wilson@specifixinc.com>
9779 PR rtl-optimization/12092
9780 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9783 2005-01-01 Roger Sayle <roger@eyesopen.com>
9784 Olivier Hainque <hainque@act-europe.fr>
9786 * tree.c (int_fits_type_p): A narrower type always fits in a
9787 wider one, except for negative values into unsigned types.
9789 2005-01-01 Roger Sayle <roger@eyesopen.com>
9791 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9792 with the original constant rather than require TREE_OVERFLOW.
9794 2005-01-01 Steven Bosscher <stevenb@suse.de>
9797 * c-decl.c (finish_function): If compiling C99, annotate the
9798 compiler generated return with the current file name and line 0.
9799 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9800 the source line is greater than 0.
9801 (remove_bb): Likewise.
9803 See ChangeLog.12 for earlier changes.
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