1 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3 * config/fr30/fr30-protos.h: Remove the prototypes for
4 stack_add_operand, add_immediate_operand,
5 high_register_operand, low_register_operand, call_operand,
6 di_operand, and nonimmediate_di_operand.
7 * config/fr30/fr30.c (stack_add_operand,
8 add_immediate_operand, high_register_operand,
9 low_register_operand, call_operand, di_operand,
10 nonimmediate_di_operand): Move to predicates.md.
11 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
12 * config/fr30/fr30.md: Include predicates.md.
13 * config/fr30/predicates.md: New.
15 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
16 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
17 mcore_call_address_operand.
19 2005-04-04 Alan Modra <amodra@bigpond.net.au>
21 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
24 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
27 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
30 2005-04-04 Richard Henderson <rth@redhat.com>
31 Jakub Jelinek <jakub@redhat.com>
33 PR rtl-optimization/16104
34 * fold-const.c (fold_unary): Fix folding of vector conversions.
36 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
38 * config.gcc (xstormy16-*-elf): Set extra_options.
39 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
40 * config/stormy16/stormy16.opt: New file.
42 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
44 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
45 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
46 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
47 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
48 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
49 (TARGET_UNIX_ASM): Delete.
50 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
51 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
52 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
53 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
54 * config/pdp11/pdp11.opt: New file.
56 2005-04-03 Roger Sayle <roger@eyesopen.com>
57 Alexandre Oliva <aoliva@redhat.com>
60 * fold-const.c (non_lvalue): Split tests into...
61 (maybe_lvalue_p): New function.
62 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
63 C++ front-end prior to lowering into gimple form.
65 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
67 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
68 BUILT_IN_STRNCASECMP): New.
69 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
72 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
75 * arm.md (addsi3_compare0_for_combiner): Delete.
76 (addsi3_compare0_scratch_for_combiner): Delete.
77 (cmpsi_neg_shiftsi): Delete.
78 (compare_negsi_si): New pattern.
79 (cmpsi_negshiftsi_si): New pattern.
80 (negated_cbranchsi4): Restrict to equality_operator.
82 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
85 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
87 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
90 * doc/install.texi: Fix a typo.
92 2005-04-03 Steven Bosscher <stevenb@suse.de>
95 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
96 a computed goto if the edge to the computed goto block has
97 incoming abnormal edges. Clarify how the function works.
99 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
101 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
102 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
103 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
104 hash_scan_set, reg_set_between_after_reload_p,
105 reg_used_between_after_reload_p, get_avail_load_store_reg,
106 eliminate_partially_redundant_load): Likewise.
107 * postreload.c (reload_cse_simplify_set,
108 reload_combine_note_use): Likewise.
109 * predict.c (predict_insn, expected_value_to_br_prob,
110 propagate_freq, expensive_function_p): Likewise.
111 * print-rtl.c (print_rtx): Likewise.
112 * profile.c (instrument_edges, instrument_values,
113 compute_branch_probabilities, branch_prob, union_groups,
114 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
115 * protoize.c (in_system_include_dir, file_could_be_converted,
116 file_normally_convertible, gen_aux_info_file, seek_to_line,
117 do_cleaning): Likewise.
118 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
119 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
120 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
122 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
124 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
125 * modulo-sched.c (undo_replace_buff_elem): New structure.
126 (kernel_number_of_cycles, ps_unschedule_node,
127 undo_generate_reg_moves,free_undo_replace_buff,
128 undo_permute_partial_schedule, loop_single_full_bb_p,
129 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
130 build_loops_structure, get_sched_window): New.
131 (generate_reg_moves): Return undo_replace_buff_elem and other
133 (generate_prolog_epilog): Remove old loop versioning.
134 (sms_schedule): Use loop information and loop_version.
135 (sms_schedule_by_order): Split part of it to get_sched_window.
136 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
137 cfg_layout_finalize and free_dominance_info before/after SMS.
139 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
141 * cfghooks.c (lv_flush_pending_stmts,
142 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
143 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
144 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
145 lv_add_condition_to_bb,
146 lv_adjust_loop_header_phi, extract_cond_bb_edges,
147 flush_pending_stmts): New in cfg_hooks structure.
148 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
149 extract_cond_bb_edges, lv_adjust_loop_header_phi,
150 lv_add_condition_to_bb): New declarations.
151 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
153 (loop_version): Declare.
154 * cfgloopmanip.c (cfghooks.h): Include.
155 (duplicate_loop_to_header_edge): Change return type to bool.
156 (loop_version, lv_adjust_loop_entry_edge): Move here.
157 * cfgrtl.c (cfgloop.h): Include.
158 (rtl_verify_flow_info_1): Fix.
159 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
160 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
162 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
163 tree_lv_add_condition_to_bb): New.
164 (tree_cfg_hooks): Add new hooks to initialization.
165 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
166 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
168 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
170 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
171 xstormy16_below100_or_register,
172 xstormy16_splittable_below100_or_register, and
173 nonimmediate_nonstack_operand.
175 * config/stormy16/stormy16-protos.h: Remove the prototypes for
176 xstormy16_ineqsi_operator, equality_operator,
177 inequality_operator, shift_operator,
178 xstormy16_below100_operand, xstormy16_below100_or_register,
179 xstormy16_splittable_below100_or_register,
180 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
181 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
182 equality_operator, inequality_operator,
183 xstormy16_below100_operand, xstormy16_below100_or_register,
184 xstormy16_splittable_below100_or_register,
185 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
186 nonimmediate_nonstack_operand, shift_operator): Move to
188 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
189 * config/stormy16/stormy16.md: Include predicates.md.
190 * config/stormy16/predicates.md: New.
192 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
194 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
195 small_int, large_int, reg_or_0_operand, simple_memory_operand,
196 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
197 move_operand, power_of_2_operand): Move to predicates.md.
198 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
199 PREDICATE_CODE): Remove.
200 * config/iq2000/iq2000.md: Include predicates.md.
201 * config/iq2000/predicates.md: New.
203 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
205 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
206 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
207 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
208 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
209 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
210 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
211 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
212 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
213 (TARGET_M68HC11): Delete.
214 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
215 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
216 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
217 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
218 (nb_soft_regs): Delete.
219 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
220 (m68hc11_override_options): Remove the code that caters for MASK_M6811
221 and MASK_M6812 being set simultaneously. Change the code that sets
222 the default m68hc11_soft_reg_count to use integers instead of strings.
223 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
224 m68hc11_soft_reg_count (which now has an int type) as the number
226 * config/m68hc11/m68hc11.opt: New file.
228 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
230 * config/fr30/fr30.h (PREDICATE_CODES): Remove
231 fp_displacement_operand, sp_displacement_operand.
233 * config/m68hc11/m68hc11-protos.h: Add a prototype for
235 Remove the prototypes for tst_operand, cmp_operand,
236 stack_register_operand, d_register_operand,
237 hard_addr_reg_operand, splitable_operand,
238 m68hc11_logical_operator, m68hc11_arith_operator,
239 m68hc11_non_shift_operator, m68hc11_shift_operator,
240 m68hc11_unary_operator, m68hc11_eq_compare_operator,
241 non_push_operand, hard_reg_operand, and
242 reg_or_some_mem_operand.
243 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
245 (tst_operand, cmp_operand, non_push_operand,
246 splitable_operand, reg_or_some_mem_operand,
247 stack_register_operand, d_register_operand,
248 hard_addr_reg_operand, hard_reg_operand,
249 m68hc11_eq_compare_operator, m68hc11_logical_operator,
250 m68hc11_arith_operator, m68hc11_non_shift_operator,
251 m68hc11_shift_operator, m68hc11_unary_operator): Move to
253 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
254 * config/m68hc11/m68hc11.md: Include predicates.md.
255 * config/m68hc11/predicates.md: New.
257 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
260 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
261 change checked in along with 2005-03-03's patch for debug/20253.
262 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
263 (remap_decl): Insert type decl in map earlier.
265 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
267 PR tree-optimization/20640
268 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
269 post-dominator if it has phi nodes.
270 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
271 before dead statements.
273 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
276 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
278 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
280 PR rtl-optimization/20290
281 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
282 in every iteration if the entry point is the exit test.
284 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
286 * config/cris/cris.md (attribute "length"): Define.
288 2005-04-02 Geoffrey Keating <geoffk@apple.com>
290 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
291 (word_offset_memref_operand): New.
292 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
293 (indexed_or_indirect_operand): Delete.
294 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
295 (indexed_or_indirect_operand): Delete.
297 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
300 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
303 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
304 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
306 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
308 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
310 2005-04-01 Ian Lance Taylor <ian@airs.com>
312 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
313 (rus, prus): Remove static variables.
314 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
315 (process_command): Permit report_times and use_pipes together.
317 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
319 * c-decl.c (validate_proto_after_old_defn): Look at
320 TYPE_MAIN_VARIANT of argument types.
322 2005-04-01 Paul Brook <paul@codesourcery.com>
324 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
325 (arm_output_function_epilogue): Allow call_via_SP.
326 (thumb_call_via_reg, arm_file_end): Ditto.
327 * config/arm/arm.h (struct machine_function): Include space for SP.
328 (thumb_call_via_label): Update declaration.
330 2005-04-01 Ian Lance Taylor <ian@airs.com>
332 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
333 doing a peephole optimization, once again put any notes in the
336 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
338 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
340 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
342 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
343 (block_alloc, find_free_reg): Likewise.
344 * loop-doloop.c (doloop_modify): Likewise.
345 * loop-invariant.c (record_use): Likewise.
346 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
347 get_iv_value, canon_condition, eliminate_implied_condition,
348 eliminate_implied_condition, simplify_using_initial_values,
349 shorten_into_mode, canonicalize_iv_subregs,
350 iv_number_of_iterations): Likewise.
351 * loop-unroll.c (expand_var_during_unrolling): Likewise.
352 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
353 unswitch_loop): Likewise.
354 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
355 move_movables, replace_call_address, find_and_verify_loops,
356 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
357 record_giv, final_giv_value, general_induction_var,
358 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
359 loop_giv_dump): Likewise.
361 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
362 GCOV_CHECK_WRITING): Remove.
363 (gcov_position, gcov_rewrite): Use gcc_assert.
364 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
365 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
366 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
369 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
371 * tree-inline.c: Fix a typo.
373 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
375 * configure.ac (enable-checking): Explicitly set all variables for
376 collective switch values. Alphabetize variables. Rename
377 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
379 * doc/install.texi (enable-checking): Update documentation.
380 * configure: Rebuilt.
382 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
384 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
387 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
389 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
390 Also reject cases where this pattern will cause load delay stalls
391 unless optimizing for size and it will produce a shorter sequence.
392 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
393 variants to avoid pre-adjusting the base when possible.
395 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
397 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
398 the frame and argument pointers.
399 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
400 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
401 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
402 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
403 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
404 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
406 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
408 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
409 with entry for selectany attribute.
410 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
412 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
413 (i386_pe_asm_named_section): Handle sections generated by
415 * doc/extend.texi (selectany): Document attribute.
417 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
418 Jan Hubicka <jh@suse.cz>
420 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
421 to fix addresses involving EBP and ESP.
422 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
423 for SUBREGed registers.
424 (legitimate_address_p): Accept SUBREGed registers.
426 2005-04-01 Jakub Jelinek <jakub@redhat.com>
429 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
430 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
433 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
435 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
437 2005-04-01 James E Wilson <wilson@specifixinc.com>
440 * dwarf2out.c (rtl_for_decl_init): New function.
441 (rtl_for_decl_location): Extracted from here.
442 (tree_add_const_value_attribute): Call rtl_for_decl_init and
443 add_const_value_attribute. Delete initializer_constant_valid_p call.
445 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
447 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
448 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
449 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
450 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
451 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
452 config/i386/i386.md, config/rs6000/predicates.md,
453 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
454 config/s390/s390.c, config/stormy16/stormy16.c,
455 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
458 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
461 * gimplify.c (gimplify_expr): Create a temporary for lvalue
462 COND_EXPR and CALL_EXPR.
464 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
467 * genautomata.c (first_cycle_unit_presence): Check all alternative
468 states for unit presence.
470 * doc/md.texi: Remove remark about impossibility to query unit
471 presence in non nondeterministic automaton state.
473 * config/ia64/ia64.c (get_template): Change order of unit querying.
475 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
477 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
480 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
482 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
483 flag for edges outside any loops.
485 2005-03-31 Janis Johnson <janis187@us.ibm.com>
487 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
489 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
491 * tree-ssa-alias.c: Follow spelling conventions.
492 * doc/tree-ssa.texi: Fix a typo.
494 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
496 * postreload-gcse.c: Include target.h.
497 (gcse_after_reload_main): Return early if we cannot modify jumps.
498 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
500 2005-03-31 David Edelsohn <edelsohn@gnu.org>
502 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
503 expensive operations.
505 2005-03-31 Ian Lance Taylor <ian@airs.com>
507 * collect2.c (lderrout): New variable.
508 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
509 if it is set, to stderr.
510 (handler): Unlink lderrout if it is set.
511 (dump_file): Add "to" parameter. Change all callers.
512 (main): Initialize lderrout.
513 (collect_execute): Add errname parameter. Change all callers.
514 Rename redir parameter to outname. Never pass
515 PEX_STDERR_TO_STDOUT to pex_run.
516 * collect2.h (collect_execute, dump_file): Update declarations.
517 * tlink.c (tlink_execute): Add errname parameter. Change all
519 (do_tlink): Check lderrout as well as ldout.
521 2005-03-31 Caroline Tice <ctice@apple.com>
523 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
524 (bb-reorder.o): Add errors.h to list of requirements.
525 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
526 profiledbootstrap flags.
527 * bb-reorder.c (errors.h): Add new include.
528 (struct bbro_basic_block_data_def): Add new field, in_trace.
529 (add_unlikely_executed_notes): Remove function.
530 (mark_bb_for_unlikely_executed_section): Remove function.
531 (insert_section_boundary_note): New function.
532 (verify_hot_cold_block_grouping): New function.
533 (push_to_next_round_p): Remove variables and tests that push all
534 cold blocks to last round.
535 (find_traces): Remove code that added extra round of trace finding
536 when doing partitioning.
537 (find_traces_1_round) : Remove variable last_round; add code to
538 update new struct field, in_trace; correct trace_length where it was
539 incorrect before (after call to copy_bb); change code that pushed all
540 cold blocks to last round. Instead verify that all blocks going into
541 a trace belong in the same partition.
542 (connect_traces): Modify to connect the traces in two passes, if the
543 function contains both hot and cold blocks. The first pass connects
544 all the traces for blocks in the partition that the first block in
545 the function belongs to; the second pass connnects all the traces
546 containing blocks that belong in the other partition.
547 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
548 code that automatically put the first block in a function into the
549 hot partition if the function had any hot blocks.
550 (fix_crossing_unconditional_branches): Check number of succ edges
551 before attempting to get one.
552 (fix_edges_for_rarely_executed_code): Update comment describing
554 (reorder_basic_blocks): Add code to initialize new field (in_trace);
555 remove call to add_unlikely_executed_notes; add call to
556 verify_hot_cold_block_grouping.
557 (duplicate_computed_gotos): Don't change computed goto if it's a
559 (partition_hot_cold_basic_blocks): Update function comment.
560 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
562 (try_forward_edges): Likewise.
563 (merge_blocks_move_predecessor_nojumps): Likewise.
564 (merge_blocks_move_successor_nojumps): Likewise.
565 (merge_blocks_move): Likewise.
566 (try_crossjump_bb): Likewise.
567 * cfglayout.c (update_unlikely_executed_notes): Remove function.
568 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
569 notes to cold bb's; remove call to update_unlikely_executed_notes.
570 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
571 NOTE_INSN_SWITCH_TEXT_SECTIONS.
572 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
573 function declaration.
574 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
576 (rtl_can_merge_blocks): Remove redundancy from condition.
577 (try_redirect_by_replacing_jump): Likewise.
578 (force_nonfallthru_and_redirect): Remove code for adding
579 UNLIKELY_EXECUTED_CODE notes to cold bb's.
580 (commit_one_edge_insertion): Likewise.
581 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
582 * dbxout.c (FORCE_TEXT): Replace function_section with
583 current_function_section.
584 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
585 function, switch_text_section.
586 (struct xcoff_debug): Likewise.
587 (dbxout_function_end): Add code to put out label diffs for both
588 hot and cold sections.
589 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
590 for new debug_hooks funciton, switch_text_section..
591 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
593 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
594 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
595 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
596 dw_fde_switched_sections.
597 (output_call_frame_info): Add test to see if function switches text
598 sections in the middle; if so, use appropriate extra hot and cold
599 section labels to compute size deltas for the hot and cold sections.
600 (dwarf2out_begin_prologue): Add code to initialize new fields in
602 (dwarf2out_switch_text_section): New function (invoked through
603 debug_hook); updates new fields in dw_fde_struct appropriately and
604 increments separate_line_info_table_in_use.
605 (dwarf2_debug_hooks): Initialize switch_text_section function to be
606 dwarf2out_switch_text_section.
607 (struct var_loc_node): Add new field, section_label.
608 (output_aranges): Add code to check whether in hot or cold section and
609 use the appropriate label in calculating deltas.
610 (output_ranges): Likewise.
611 (output_line_info): Add code to check which section we're in and
612 use appropriate hot/cold label.
613 (add_location_or_constant_value_attribute): Likewise.
614 (gen_subprogam_die): Modify arange attributes to use correct labels.
615 (dwarf2out_begin_block): Change call to function_section into call to
616 current_function_section.
617 (dwarf2out_end_block): Likewise.
618 (dwarf2out_source_line): Likewise.
619 (dwarf2out_var_location): Add code to check whether in hot or cold
620 section and use the appropriate label.
621 * except.c (output_function_exception_table): Change call to
622 function_section into call to current_function_section.
623 * final.c (profile_function): Likewise.
624 (scan_ahead_for_unlikely_executed_note): Remove function.
625 (final_scan_insn): Remove calls to
626 scan_ahead_for_unlikely_executed_note, and related code for switching
627 to cold section, except for the single time
628 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
629 debug_hooks->switch_text_sections; replace appropriate calls to
630 function_section with calls to current_function_section.
631 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
632 test_bb to condition.
633 (find_if_case_2): Likewise.
634 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
635 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
636 * opts.c (decode_options): Change warning about hot/cold partitioning
637 with exceptionss to inform (so as not to cause bootstrap failures);
638 remove warning about partitioning with DWARF debug info.
639 * output.h (current_function_section): Add new function decl.
640 (insert_section_boundary_note): Likewise.
641 (enum in_section): Move this declaration here from varasm.c.
642 (unlikely_section_label): Likewise.
643 (unlikely_text_section_name): Likewise.
644 (last_text_section_name): New global variable.
645 (last_text_section): Likewise.
646 (hot_section_label): Likewise.
647 (hot_section_end_label): Likewise.
648 (cold_section_end_label): Likewise.
649 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
650 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
651 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
652 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
653 insn from consideration.
654 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
656 * varasm.c (basic-block.h): Add new include.
657 (unlikely_section_label_printed): Remove global variable.
658 (unlikely_section_label): Make global variable not be static any more.
659 (unlikely_text_section_name): Likewise.
660 (hot_section_end_label): New global variable (not static)
661 (first_function_block_is_cold): Likewise.
662 (hot_section_label): Likewise.
663 (cold_section_end_label): Likewise..
664 (last_text_section): New global variable, not static.
665 (last_text_section_name): New global variable, not static.
666 (initialize_cold_section_name): New function.
667 (enum in_section): Move declaration to output.h.
668 (text_section): Update last_text_section.
669 (unlikely_text_section): Replace code to determine cold section name
670 with call to initialize_cold_section_name; Add code to update
671 last_text_section; remove code for printing out label.
672 (named_section_real): Add code to update last_text_section and
673 last_text_section_name as appropriate.
674 (function_section): Change test for 'unlikely' to depend on
675 first_function_block_is_cold (moved old test to
676 current_function_section).
677 (current_function_section): New function.
678 (assemble_start_function): Move code that frees
679 unlikely_text_section_name; initialize hot_section_end_label;
680 print hot and cold section labels at the start of the function;
681 set first_function_block_is_cold, if appropriate; initialize l
682 ast_text_section; add call to insert_section_boundary_note.
683 (assemble_end_function): Add code to write out hot and cold section
685 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
687 * config/darwin.c (machopic_select_section): Replace incorrect
688 function in base_funs; update reloc for cold sections if necessary.
689 * config/darwin.h (SECTION_FUNCTION): Add code to update
690 last_text_section if appropriate.
691 (text_unlikely_section): Remove.
692 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
693 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
694 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
695 partitioning for this architecture.
697 2005-03-31 Olivier Hainque <hainque@adacore.com>
699 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
700 defined and non-zero.
702 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
705 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
708 2005-03-31 Alan Modra <amodra@bigpond.net.au>
711 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
712 label operand. Remove (use (unspec..)). Don't emit a label on
714 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
715 generate inline label for load_toc_v4_PIC_1b.
716 (rs6000_emit_load_toc_table): Likewise.
718 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
720 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
721 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
723 2005-03-29 Devang Patel <dpatel@apple.com>
725 * tree-sra.c (decide_block_copy): Disable scalarization of
728 2005-03-30 Stuart Hastings <stuart@apple.com>
729 Dale Johannesen <dalej@apple.com>
731 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
732 * print-tree.c (print_node): Add case STATEMENT_LIST.
734 2005-03-31 Alan Modra <amodra@bigpond.net.au>
736 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
737 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
738 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
739 is given with "powerpc64*" or "all", or when --with-cpu chooses
742 2005-03-30 James E. Wilson <wilson@specifixinc.com>
745 * dwarf2out.c (add_high_low_attributes): New function, extracted from
746 gen_lexical_block_die.
747 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
749 2005-03-31 Jan Hubicka <jh@suse.cz>
751 2004-11-02 Jan Hubicka <jh@suse.cz>
753 * cgraph.c (cgraph_varpool_node_name): New function.
754 (dump_cgraph_varpool_node): New function.
755 (dump_varpool): New function.
756 * cgraphunit.c (cgraph_optimize): Dump varpool.
758 2004-10-16 Jan Hubicka <jh@suse.cz>
760 * cgraph.c (decide_is_variable_needed): New function.
761 (cgraph_varpool_finalize_decl): Use it.
762 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
764 * final.c (output_addr_const): Do not call mark_referenced.
765 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
766 always go via cgraph.
767 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
768 (check_global_declarations): Ifdef out code clearing DECL_RTL.
769 * tree-optimize.c (execute_inline): Mark functions called.
770 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
772 2004-10-11 Jan Hubicka <jh@suse.cz>
774 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
775 (cgraph_varpool_last_needed_node): New static variable.
776 (enqueue_needed_varpool_node): Break out from ...; add items to the
777 end of queue; update first pointers.
778 (cgraph_varpool_mark_needed_node): ... here.
779 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
780 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
781 * cgraph.h (cgraph_varpool_node): Add analyzed field.
782 (cgraph_varpool_first_unanalyzed_node): Declare.
783 * cgraphunit.c: Include output.h.
784 (cgraph_varpool_analyze_pending_decls): New function.
785 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
786 for errors, analyze pending decls.
787 (cgraph_finalize_compilation_unit): Only analyze decls.
788 (cgraph_optimize): Assemble the decls after expanding.
790 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
792 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
793 subvars get marked properly in tags for grouping.
794 (add_pointed_to_var): Mark only actual pointed to
795 variables/subvars in addresses needed.
796 (create_overlap_variables_for): Clear call clobbered on original
798 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
799 addresable vars with subvars into list.
800 * tree-ssa.c (verify_ssa_name): Verify original is not used where
803 2005-03-30 Richard Henderson <rth@redhat.com>
805 * cgraph.h (struct cgraph_node): Add alias.
806 * varasm.c (assemble_alias): Set it.
807 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
808 avoid calling cgraph_expand_function.
810 2005-03-30 Tom Tromey <tromey@redhat.com>
812 * tree.def (FILE_TYPE): Removed.
813 * typeclass.h (enum type_class): Removed file_type_class.
814 * dwarf2out.c (is_base_type): Updated.
815 (gen_type_die): Likewise.
816 * dbxout.c (dbxout_type): Updated.
817 * builtins.c (type_to_class): Updated.
818 * tree.c (type_contains_placeholder_1): Updated.
819 * config/sparc/sparc.c (sparc_type_code): Updated.
820 * config/ia64/ia64.c (hfa_element_mode): Updated.
821 * expr.c (count_type_elements): Updated.
822 * stor-layout.c (layout_type): Updated.
823 * tree-inline.c (remap_type): Updated.
824 * tree-pretty-print.c (dump_generic_node): Updated.
826 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
828 * builtins.c (expand_builtin_powi): Fix mode of
829 2nd argument to match int.
830 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
831 2nd argument type to int.
832 * libgcc2.c: Change prototype of __powi* functions to use
835 2005-03-30 Dale Johannesen <dalej@apple.com>
838 * calls.c (expand_call): Flush pending deferrals before
841 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
845 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
846 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
847 c_label_context, label_context_stack): New.
848 * c-decl.c (define_label): Check for jumps into statement
849 expressions. Add label to list of defined labels.
850 (start_function): Push context on label_context_stack.
851 (finish_function): Pop context from label_context_stack.
852 * c-typeck.c (label_context_stack): New.
853 (c_finish_goto_label): Check for jumps into statement
854 expressions. Add label to list of jumped to labels.
855 (struct c_switch): Add blocked_stmt_expr.
856 (c_start_case): Initialize it.
858 (c_finish_case): Verify !blocked_stmt_expr.
859 (c_begin_stmt_expr): Push context on label_context_stack.
860 Increment blocked_stmt_expr. Mark labels jumped to from outside
862 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
863 defined in the statement expression and no longer jumpable to.
864 Mark labels jumped to from just outside the statement expression
865 as again definable. Pop context from label_context_stack.
866 * doc/extend.texi (Statement Exprs): Update.
868 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
871 * c-decl.c (start_function): Check for old_decl being
874 2005-03-30 Ian Lance Taylor <ian@airs.com>
876 * final.c (final): Remove prescan parameter. Change all callers.
877 (final_scan_insn): Remove prescan parameter. Change all callers.
879 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
881 * tree-vectorizer.c: Fix comment typos.
883 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
885 * tree-scalar-evolution.c (instantiate_parameters_1): Return
886 as soon as a chrec_dont_know is detected.
888 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
890 Merge from csl-arm-branch.
891 2004-02-12 Mark Mitchell <mark@codesourcery.com>
893 * tlink.c (recompile_files): Do not assume that "rename" can
894 overwrite an existing file.
896 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
898 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
899 * gcc/configure: Regenerate.
901 2005-03-30 Alan Modra <amodra@bigpond.net.au>
903 * doc/install.texi: Update binutils requirement for powerpc*-linux.
905 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
907 * calls.c (struct arg_data): Update "partial" comment.
908 (load_register_parameters): Update "nregs" comment.
910 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
912 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
913 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
914 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
915 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
916 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
917 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
918 than target_flags & 0.
919 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
920 (iq2000_arch, iq2000_parse_cpu): Delete.
921 (TARGET_HANDLE_OPTION): Override default.
922 (iq2000_handle_option): New function.
923 (override_options): Remove -march= and -mcpu= handling.
924 * config/iq2000/iq2000.opt: New file.
926 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
928 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
929 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
930 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
931 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
932 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
933 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
934 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
935 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
936 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
937 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
938 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
939 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
940 (c4x_rpts_cycles_string, c4x_cpu_version_string)
941 (TARGET_OPTIONS): Delete.
942 (c4x_rpts_cycles, c4x_cpu_version): Declare.
943 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
944 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
945 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
946 (c4x_cpu_version_string): Delete.
947 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
948 (c4x_handle_option): New function. Map -m3x and -m4x options to the
949 equivalent -mcpu= option.
950 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
951 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
952 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
953 or clearing the appropriate MASK_* bit.
954 (c4x_file_start): Use c4x_cpu_version.
955 * config/c4x/c4x.opt: New file.
957 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
959 * doc/options.texi: Document the new MaskExists flag.
960 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
961 if the option has the MaskExists flag.
963 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
965 * opt-functions.awk (flag_set_p, test_flag): New functions.
966 (switch_flags): Use them.
967 * opth-gen.awk: Use flag_set_p to check for flags.
968 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
970 2005-03-30 Ian Lance Taylor <ian@airs.com>
972 * config.host (i[34567]86-*-mingw32*): Don't set
973 host_can_use_collect2 to no.
975 2005-03-30 Alan Modra <amodra@bigpond.net.au>
978 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
979 Remove convert_memory_address call duplicating that in memory_address.
981 2005-03-29 Richard Henderson <rth@redhat.com>
984 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
985 (build_compound_literal): Likewise. Propagate decl type into the
987 (finish_decl): Likewise. Use new return value from complete_array_type
988 for zero sized arrays.
989 (complete_array_type): Move ...
990 * c-common.c (complete_array_type): ... here. Change first argument
991 to pointer-to-type-node. Consistently use sizetype for the index
992 except for zero sized arrays. Detect zero sized arrays for pedantic
993 mode diagnostics. Create a new type node instead of modifying the
995 * c-tree.h (complete_array_type): Move decl ...
996 * c-common.h (complete_array_type): ... here.
998 2005-03-29 Richard Henderson <rth@redhat.com>
1001 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1003 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1005 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1006 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1007 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1008 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1010 2005-03-29 Eric Christopher <echristo@redhat.com>
1012 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1013 truthvalue conversion removal.
1015 2005-03-29 Ian Lance Taylor <ian@airs.com>
1018 * collect2.c: Never include <vfork.h>.
1019 (VFORK_STRING, vfork): Don't define.
1020 (pid): Remove global variable.
1021 (handler): Call raise instead of kill (getpid(), ...).
1022 (collect_wait): Add pex parameter. Change all callers. Use
1023 pex_get_status rather than pwait.
1024 (do_wait): Add pex parameter. Change all callers.
1025 (collect_execute): Return struct pex_obj * rather than void. Use
1026 pex routines rather than pexecute.
1027 (fork_execute): Get pex_obj from collect_execute, and pass it to
1029 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1030 Only declare quit_handler if SIGQUIT is defined.
1031 (scan_libraries): Likewise.
1032 * collect2.h (collect_execute): Update declaration.
1033 (collect_wait): Update declaration.
1034 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1035 pass it to collect_wait.
1037 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1040 * c-parser.c (c_parser_compound_statement_nostart): Give error
1041 message for EOF instead of just setting parser->error.
1043 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1045 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1046 (slpeel_update_phi_nodes_for_guard1): New function.
1047 (slpeel_update_phi_nodes_for_guard2): New function.
1048 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1049 of slpeel_update_phi_nodes_for_guard.
1050 (vectorize_loops): Remove call to loop_closed_rewrite.
1051 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1054 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1056 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1057 (TARGET_LITTLE_ENDIAN): New macro.
1058 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1059 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1060 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1061 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1062 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1063 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1064 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1065 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1066 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1067 (TARGET_OPTIONS): Delete.
1068 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1069 (CACHE_FLUSH_TRAP): Turn into an integer.
1070 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1071 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1072 -mflush-trap is in use.
1073 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1074 (m32r_cache_flush_trap_string): Delete.
1075 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1076 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1077 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1078 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1079 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1080 -mmodel= and -msdata= handling from...
1081 (m32r_init): ...here.
1082 * config/m32r/m32r.opt: New file.
1084 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1086 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1087 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1088 * tree-vect-analyze.c (vect_object_analysis): additional parm
1089 pass back a "struct ptr_info_def *" with the points-to info.
1090 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1091 statement using info returned from vect_object_analysis.
1092 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1093 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1094 for virtual uses and defs when creating a replacement vector
1095 reference. Call duplicate_ssa_name_ptr_info to define points-to
1096 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1097 (vectorizable_store): copy_virtual_operands and update
1098 definition statements.
1099 (vectorizable_load): copy_virtual_operands. Remove call to
1100 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1101 * tree-vectorizer.c (vectorize_loops): Remove calls to
1102 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1103 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1104 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1105 define macro STMT_VINFO_PTR_INFO for use in accessing.
1106 * tree.h add export of duplicate_ssa_name_ptr_info.
1107 * rs6000.c (altivec_init_builtins): Declare builtin function
1108 __builtin_altivec_mask_for_load to be "const".
1110 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1113 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1114 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1115 assemble_variable on aliases.
1116 * varasm.c (assemble_alias): Set node->alias.
1117 * toplev.c (wrapup_global_declarations): Don't call
1118 rest_of_decl_compilation on aliases again.
1120 2005-03-29 Paul Brook <paul@codesourcery.com>
1122 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1123 * config/arm/arm.c (arm_dbx_register_number): New function.
1124 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1126 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1129 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1130 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1132 2005-03-29 Dale Johannesen <dalej@apple.com>
1134 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1135 $(TREE_H) and $(COVERAGE_H).
1136 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1137 * opts.c (common_handle_option): Enable tree-based value transforms.
1138 * toplev.c (process_options): Ditto.
1139 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1140 refers to references to this type.
1141 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1142 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1143 for may_be_more, may_be_less.
1144 (rtl_gen_pow2_profiler): Adjust.
1145 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1146 (rtl_gen_one_value_profiler): Adjust.
1147 (rtl_gen_const_delta_profiler): Adjust.
1148 * tree-profile.c (tree_gen_interval_profiler): Implement.
1149 (tree_gen_pow2_profiler): Ditto.
1150 (tree_gen_one_value_profiler): Ditto.
1151 (tree_profiling): New.
1152 (pass_tree_profile): Reference it.
1153 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1155 (insn_divmod_values_to_profile): Rename to
1156 rtl_divmod_values_to_profile. Adjust.
1157 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1158 (insn_prefetch_values_to_profile): Adjust.
1159 (rtl_value_profile_transformations): Adjust.
1160 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1161 (gen_mod_pow2): Rename to rtl_mod_pow2.
1162 (gen_mod_subtract): Rename to rtl_mod_subtract.
1163 (divmod_fixed_value_transform): Rename to
1164 rtl_divmod_fixed_value_transform.
1165 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1166 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1167 (rtl_find_values_to_profile): Adjust.
1168 (tree_value_profile_transformations): Implement.
1169 (tree_divmod_values_to_profile): New.
1170 (tree_values_to_profile): New.
1171 (tree_divmod_fixed_value): New.
1172 (tree_mod_pow2): New.
1173 (tree_mod_subtract): New.
1174 (tree_divmod_fixed_value_transform): New.
1175 (tree_mod_pow2_value_transform): New.
1176 (tree_mod_subtract_transform): New.
1177 (tree_find_values_to_profile): Implement.
1178 * profile.c (instrument_values): Free histograms.
1179 (compute_value_histograms): Adjust. Implement tree version.
1181 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1183 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1184 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1185 variable. Output "fldcw" depending on round_mode.
1186 * config/i386/i386.md (UNSPEC_FIST): New.
1187 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1188 New isns patterns to implement lrint and llrint built-ins as x87
1190 (fistdi2, fist<mode>2 splitters): New splitters.
1191 (lrint<mode>2): New expanders.
1193 2005-03-28 Ian Lance Taylor <ian@airs.com>
1195 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1196 0 when calling final_scan_insn.
1198 2005-03-28 Jan Hubicka <jh@suse.cz>
1201 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1204 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1205 types where possible.
1207 2005-03-26 Per Bothner <per@bothner.com>
1209 Make -f[no-]show-column also control non-cpp diagnostics.
1210 * c.opt (fshow-column): Move option from here ...
1211 * common.opt (fshow-column): ... to here.
1212 * diagnostic.c (diagnostic_build_prefix): Only print column number
1213 if flag_show_column.
1215 2005-03-27 Steven Bosscher <stevenb@suse.de>
1217 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1218 vax_output_conditional_branch): New prototypes.
1219 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1220 extracted from vax.md mov and add patterns.
1221 (vax_output_conditional_branch): New function to output conditional
1222 branch instructions.
1223 * vax.md: Use mode macros for arithmetic and mov patterns.
1224 Use code macros for the jump patterns.
1226 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1228 * Makefile.in (libbackend.o): Depend on version files;
1229 add custom generation command.
1231 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1234 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1235 sure that we have a REG before getting its REGNO.
1237 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1239 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1240 * builtins.def (BUILT_IN_STRNDUP): New.
1242 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1244 PR tree-optimization/20470
1245 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1248 2005-03-25 Mike Stump <mrs@apple.com>
1250 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1253 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1255 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1256 Use our own structure definitions.
1258 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1259 (fix_truncdfsi2): Allow registers or memory as destination.
1260 When TARGET_PPC_GFXOPT, generate simplified pattern.
1261 (fix_truncdfsi2_internal): Use define_insn_and_split.
1262 (fix_truncdfsi2_internal_gfxopt): New.
1263 (fctiwz): Don't confuse register allocation by giving it no choices.
1265 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1266 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1267 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1268 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1270 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1272 * dominance.c (free_dominance_info): Speed up by freeing et
1273 data structures without maintaining other nodes.
1274 * et-forest.c (et_free_tree_force): New.
1275 * et-forest.h: Add a prototype for et_free_tree_force.
1277 * tree.c (get_set_constructor_bits,
1278 get_set_constructor_bytes): Remove.
1279 * tree.h: Remove the corresponding prototypes.
1281 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1284 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1285 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1286 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1287 PRE_DEC, NEG and NOT.
1289 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1291 * fold-const.c: Convert uses of fold (build (...)) to
1294 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1296 PR rtl-optimization/20249
1297 * cse.c (insert_regs): Do not record equivalence of registers in
1300 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1302 * emit-rtl.c (reverse_comparison): Remove.
1303 * rtl.h: Remove the corresponding prototype.
1305 2005-03-24 James E Wilson <wilson@specifixinc.com>
1307 * doc/install.texi (--enable-altivec): Delete docs.
1309 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1311 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1312 SFmode and DFmode before reload when
1313 flag_unsafe_math_optimizations not enabled.
1315 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1317 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1319 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1320 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1322 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1324 * configure.ac (enable-checking): Add 'runtime' option.
1325 * doc/install.texi (enable-checking): Document 'runtime' checking.
1326 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1327 * config.in: Regenerated.
1328 * configure: Regenerated.
1330 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1332 * optabs.h (enum optab_index): Remove OTI_llrint.
1333 (llrint_optab): Remove macro.
1334 * optabs.c (init_optabs): Remove llrint_optab initialization.
1335 * genopinit.c (optabs): Remove llrint_optab implementation.
1336 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1339 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1341 PR rtl-optimization/20532
1342 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1343 overflow when adding coefficients for PLUS or MINUS.
1344 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1347 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1349 * langhooks.h (truthvalue_conversion): Remove.
1350 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1351 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1352 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1353 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1354 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1356 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1358 * params.def: Fix a typo.
1359 * config/mips/mips.c: Follow the spelling convensions.
1360 * doc/invoke.texi: Fix typos.
1362 2005-03-18 Dale Johannese <dalej@apple.com>
1364 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1366 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1368 Fix PR tree-optimization/20601
1370 * tree-ssa-pre.c (insert_aux): Add missing condition to
1373 2005-03-23 Ian Lance Taylor <ian@airs.com>
1375 * final.c (final_scan_insn): Don't remove no-op instructions.
1376 * reload1.c (reload): Remove simple no-op instructions even when
1379 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1381 PR tree-optimization/20501
1382 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1383 reporting that peeling for alignment is applied moved to...
1384 * (vect_analyze_data_refs_alignment): Here.
1386 2005-03-23 Ian Lance Taylor <ian@airs.com>
1388 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1390 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1392 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1393 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1395 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1397 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1398 imply that this is called once, independent of asms in code.
1399 Adjust to now being pased output and input lists. Mention helper
1400 function decl_overlaps_hard_reg_set_p.
1401 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1402 hook_tree_tree_identity and to take three trees, returning third.
1403 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1405 * stmt.c: include hard-reg-set.h before tree.h.
1406 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1407 (decl_conflicts_with_clobbers_p): Call
1408 decl_overlaps_hard_reg_set_p.
1409 (expand_asm_operands): Pass output and input lists in call to
1410 targetm.md_asm_clobbers.
1411 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1412 hook_tree_tree_tree_tree_3rd_identity.
1413 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1415 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1416 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1417 parameters, first two unused.
1418 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1419 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1420 in constraint letters and MOF is not mentioned as a asm-declared
1421 register in neither of the input and output lists.
1423 2005-03-23 DJ Delorie <dj@redhat.com>
1425 * optabs.c (expand_binop): Make sure the first subword's result
1428 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1430 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1431 Call c_common_truthvalue_conversion rather than
1432 lang_hooks.truthvalue_conversion.
1433 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1434 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1436 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1437 c_common_truthvalue_conversion.
1438 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1439 c_parser_conditional_expression, c_parser_binary_expression): Call
1440 c_objc_common_truthvalue_conversion.
1441 * c-typeck.c (build_unary_op): Call
1442 c_objc_common_truthvalue_conversion.
1443 (build_conditional_expr): Do not call
1444 lang_hooks.truthvalue_conversion.
1445 (build_binary_op): Call c_common_truthvalue_conversion.
1446 (c_objc_common_truthvalue_conversion): Moved from
1447 c-objc-common.c. Call default_function_array_conversion instead
1448 of default_conversion.
1450 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1452 * c-common.h (default_conversion): Remove.
1453 (perform_integral_promotions): Add.
1454 * c-tree.h (default_conversion): Add.
1455 * c-typeck.c (perform_integral_promotions): New, split out from
1457 * c-common.c (check_case_value): Use perform_integral_promotions,
1458 not default_conversion.
1459 (c_add_case_label): Don't continue processing case label after
1460 found to be pointer.
1462 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1464 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1465 the prefix list if we have already added a multilib directory
1467 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1470 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1472 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1474 * reload.h: Remove the prototype for indirect_symref_ok.
1476 * reload1.c (indirect_symref_ok): Make it global.
1477 * reload.h: Add a prototype for indirect_symref_ok.
1479 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1481 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1484 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1486 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1488 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1490 * c-opts.c (c_common_parse_file): Only start/end main source file
1491 if debug hooks says the writer wants it.
1492 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1494 (xcoff_debug_hooks): Ditto.
1495 * debug.c (do_nothing_hooks): Ditto.
1496 * debug.h (gcc_debug_hooks): Ditto.
1497 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1498 * sdbout.c (sdb_debug_hooks): Ditto.
1499 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1501 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1503 * doc/extend.texi: Deprecate C++ min/max operators.
1505 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1507 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1508 artificial original candidates.
1510 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1511 Jan Hubicka <jh@suse.cz>
1512 Steven Bosscher <stevenb@suse.de>
1514 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1515 call cost based on argument sizes.
1516 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1518 * params.def: (max-inline-inssn-single): Set to 450.
1519 (max-inline-insns-auto): Set to 90.
1520 (max-inline-insns-recursive): Set to 450
1521 (max-inline-insns-recursive-auto): Set to 450.
1522 (large-function-insns): Set to 2700.
1523 (inline-call-cost): New parameter.
1524 * tree-inline.c (estimate_move_cost): New function.
1525 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1526 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1528 * tree-inline.h (estimate_move_cost): Declare.
1529 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1530 (max-inline-insns-auto): Change default to 90.
1531 (max-inline-insns-recursive): Change default to 450
1532 (max-inline-insns-recursive-auto): Change default to 450.
1533 (large-function-insns): Change default to 2700.
1534 (inline-call-cost): Document new parameter.
1536 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1538 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1539 (TARGET_DEFAULT): Delete.
1540 * config/i860/i860.opt: New file.
1542 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1544 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1545 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1546 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1547 (frv_sched_lookahead): Delete.
1548 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1549 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1550 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1551 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1552 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1553 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1554 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1555 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1556 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1557 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1558 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1559 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1560 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1561 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1562 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1563 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1564 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1565 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1566 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1567 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1568 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1569 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1570 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1571 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1572 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1573 (frv_sched_lookahead): Delete.
1574 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1575 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1576 (frv_handle_option): New function. Move -mcpu= handling from...
1577 (frv_override_options): ...here. Remove handling of other
1579 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1580 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1581 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1582 and TARGET_NO_MULTI_CE.
1583 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1584 !TARGET_VLIW_BRANCH.
1585 * config/frv/frv.opt: New file.
1587 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1589 * fold-const.c (fold_ternary): Take decomposed arguments of
1591 (fold): Update a call to fold_ternary.
1593 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1594 * tree.h: Add corresponding prototypes.
1596 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1599 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1600 between jump table and its label.
1601 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1602 resp. ADDR_DIFF_VEC and the label preceeding it.
1603 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1604 is emitted in the right section.
1606 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1608 * fold-const.c (fold_unary, fold_binary): Update comments
1611 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1613 PR rtl-optimization/20527
1614 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1615 REG_INC note, test that the register also isn't mentioned in PRED
1618 2005-03-22 Ben Elliston <bje@au.ibm.com>
1620 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1623 2005-03-21 Mike Stump <mrs@apple.com>
1625 * varasm.c (default_assemble_visibility): Remove extra ().
1627 2005-03-21 Roger Sayle <roger@eyesopen.com>
1630 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1631 to determine whether a block can be duplicated, rather than test
1632 whether the block contains noncopyable insns ourselves.
1634 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1636 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1639 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1641 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1643 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1645 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1646 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1647 * config/fr30/fr30.opt: New file.
1649 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1651 Fix PR tree-optimization/20542
1653 * tree-flow-inline.h (overlap_subvar): Move to here.
1654 * tree-ssa-operands.c: From here.
1655 * tree-flow.h (overlap_subvar): Declare.
1656 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1657 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1658 for variables with subvars.
1660 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1663 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1664 * modulo-sched.c (const_iteration_count): Return on NULL
1666 (print_node_sched_params): Return on NULL dump_file.
1667 (generate_reg_moves): Handle reg-anti dependencies and disregard
1668 closing branch when generating register moves.
1669 (sms_schedule): Mark the SMSed block dirty.
1670 * passes.c (rest_of_handle_sms): Call update_life_info for all
1672 * testsuite/gcc.dg/20050321-1.c: New test.
1674 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1676 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1677 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1678 movqi_internal): Likewise.
1680 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1682 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1683 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1684 xtensa_b4const): Delete prototypes.
1685 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1686 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1687 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1688 xtensa_extra_constraint): New prototypes.
1689 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1690 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1691 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1692 move_operand, const_float_1_operand, fpmem_offset_operand,
1693 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1694 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1695 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1696 argument type to HOST_WIDE_INT.
1697 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1698 xtensa_mask_immediate): Likewise.
1699 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1700 Likewise. Also make these functions static.
1701 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1702 (xtensa_const_ok_for_letter_p): New.
1703 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1704 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1705 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1706 move_operand, const_float_1_operand, fpmem_offset_operand,
1707 branch_operator, ubranch_operator, boolean_operator): Move to
1709 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1710 (xtensa_mem_offset): Change return type to bool.
1711 (xtensa_extra_constraint): New.
1712 (gen_int_relational): Update type of const_range_p function pointer.
1713 Use xtensa_b4const_or_zero.
1714 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1715 xtensa_const_ok_for_letter_p. Update comments.
1716 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1717 (PREDICATE_CODES): Delete.
1718 * config/xtensa/xtensa.md: Include predicates.md.
1719 * config/xtensa/predicates.md: New file.
1721 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1723 * config/v850/v850-protos.h: Remove the prototypes for
1724 reg_or_int9_operand, reg_or_const_operand,
1725 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1726 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1727 movsi_source_operand, power_of_two_operand,
1728 not_power_of_two_operand, special_symbolref_operand,
1729 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1730 register_is_ok_for_epilogue.
1731 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1732 reg_or_int9_operand, reg_or_const_operand,
1733 call_address_operand, special_symbolref_operand,
1734 movsi_source_operand, power_of_two_operand,
1735 not_power_of_two_operand, register_is_ok_for_epilogue,
1736 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1737 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1739 * config/v850/v850.h (PREDICATE_CODES): Remove.
1740 * config/v850/v850.md: Include predicates.md.
1741 * config/v850/predicates.md: New.
1743 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1745 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1746 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1747 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1748 (itoolsdir, itoolsdatadir): Move definition above new first use.
1749 (install-itoolsdirs): New rule.
1750 (install-mkheaders): Depend on install-itoolsdirs, not
1751 install-include-dir.
1753 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1755 * tree-into-ssa.c: Remove obsolete comments.
1757 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1759 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1760 unrolling if -fpeel-loops is specified, too.
1761 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1762 Remove superfluous check for flag_unroll_loops.
1764 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1766 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1767 (lrint_optab, llrint_optab): Define corresponding macros.
1768 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1769 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1770 pattern and llrint_optab using llrintdi2 patterns.
1771 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1772 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1773 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1774 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1775 flag_unsafe_math_optimizations is set.
1777 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1779 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1780 simplify_logical, if_then_else_cond, known_cond,
1781 simplify_comparison): Adjust calls to reverse_comparison.
1782 Don't use combine_reversed_comparison_code).
1783 (combine_reversed_comparison_code): Remove.
1784 (reversed_comparison): Using reversed_comparison_code, move it...
1785 * jump.c (reversed_comparison): ... here.
1786 * rtl.h (reversed_comparison): Add prototype.
1788 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1790 * builtins.c (fold_builtin): Take decomposed arguments of
1792 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1793 * gimplify.c (gimplify_call_expr): Likewise.
1794 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1795 * tree.h: Update the prototype of fold_builtin.
1797 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1799 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1800 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1801 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1802 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1803 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1805 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1807 * builtins.c (fold_builtin_1): Take decomposed arguments of
1809 (fold_builtin): Update a call to fold_builtin_1.
1811 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1814 * gcov.c (output_lines): Only output function block summary when
1815 outputting branch information.
1816 * doc/gcov.texi: Document format of preamble and additional block
1819 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1821 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1822 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1823 the defaults false if BITS_PER_UNIT != 8.
1824 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
1825 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
1826 than BITS_PER_UNIT != 8.
1827 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
1828 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
1829 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
1831 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
1832 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
1834 2005-03-20 Roger Sayle <roger@eyesopen.com>
1837 * fold-const.c (fold_binary): Fix type mismatch between
1838 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
1839 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
1840 for non-truth-valued expressions.
1842 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
1843 and FUNCTION_DECL in the main switch.
1844 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1845 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
1846 we also need to convert their operands to match.
1847 <TRUTH_NOT_EXPR>: Likewise.
1849 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
1851 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
1852 diagnostic without checking whether an lvalue.
1853 * c-common.h (lvalue_p): Remove.
1854 (enum lvalue_use): Update comment.
1855 (lvalue_or_else): Replace by lvalue_error.
1856 * c-typeck.c (lvalue_p): Make static.
1857 (lvalue_or_else): New. Call lvalue_error.
1859 2005-03-21 Alan Modra <amodra@bigpond.net.au>
1861 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
1862 (function_arg_advance): Use rs6000_parm_start.
1863 (function_arg, rs6000_arg_partial_bytes): Likewise.
1865 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1867 * c-common.c (check_case_value): Adjust comment about stripping
1869 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
1870 * c-typeck.c (default_conversion, convert_arguments,
1871 build_modify_expr, convert_for_assignment, store_init_value,
1872 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
1873 manually. Remove inaccurate comments.
1875 2005-03-20 Roger Sayle <roger@eyesopen.com>
1876 Joseph S. Myers <joseph@codesourcery.com>
1878 * varasm.c (do_assemble_alias): Restore comment describing function.
1879 Annotate the target parameter as potentially unused.
1881 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
1884 * config/avr/avr.c (avr_output_function_prologue): Do not use
1885 current_function_name() in a label, use a local label instead.
1887 2005-03-20 David Edelsohn <edelsohn@gnu.org>
1889 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
1890 flag_finite_math_only, not flag_unsafe_math_optimizations.
1892 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1894 * builtins.c (fold_builtin_1): Update a call to
1895 targetm.fold_builtin.
1896 * hooks.c (hook_tree_tree_bool_null): Rename to
1897 hook_tree_tree_tree_bool_null. Take one more argument of type
1899 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
1900 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
1901 hook_tree_tree_tree_bool_null.
1902 * target.h (gcc_target): Update the prototype of fold_builtin.
1903 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
1904 arguments of CALL_EXPR.
1905 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
1908 2005-03-20 Jan Hubicka <jh@suse.cz>
1910 * cgraph.h (cgraph_node): Add prev_clone pointer.
1911 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
1912 (cgraph_clone_node): Produce doubly linked chain.
1914 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1916 * c-common.c (handle_aligned_attribute, check_function_sentinel,
1917 get_nonnull_operand, handle_sentinel_attribute,
1918 check_function_arguments_recurse): Do not strip NOPS from
1920 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
1922 * c-format.c (get_constant): Likewise.
1923 * c-parser.c (c_parser_postfix_expression): Likewise.
1924 * c-typeck.c (set_init_index): Likewise.
1925 (convert_arguments): Don't check for NOP_EXPR containing integer
1928 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1930 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
1931 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
1932 Take decomposed arguments of CALL_EXPR.
1933 (fold_builtin_1): Update calls to the functions mentioned
1936 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1938 * c-decl.c (check_bitfield_type_and_width): Require bit-field
1939 width to have integer type.
1940 (build_enumerator): Require enumerator value to have integer type.
1942 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1944 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
1947 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1949 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
1950 std=iso9899:199x): Correct descriptions.
1952 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1954 * config.gcc: Consistently use solaris2.1[0-9]* instead of
1957 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
1959 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
1961 (expand_builtin_memcpy, fold_builtin_1): Update calls to
1962 fold_builtin_memcpy.
1964 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
1965 arguments of CALL_EXPR.
1966 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
1967 fold_builtin_found, fold_builtin_1): Update calls to
1968 fold_trunc_transparent_mathfn.
1970 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1973 * fold-const.c (fold_widened_comparison): Don't optimize casts of
1974 function pointers on targets that require function pointer
1976 (fold_sign_changed_comparison): Likewise.
1978 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
1980 * combine.c (try_combine): When changing the mode of a hard reg, make
1981 sure that doing so is valid.
1983 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
1985 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
1986 (TARGET_HANDLE_OPTION): Override default.
1987 (avr_handle_option): New function.
1988 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
1989 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
1990 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
1991 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
1992 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
1993 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
1994 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
1995 (TARGET_OPTIONS): Delete.
1996 * config/avr/avr.opt: New file.
1998 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2000 * config/m32r/m32r-protos.h: Remove the prototypes for
2001 call_address_operand, symbolic_operand, seth_add3_operand,
2002 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2003 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2004 two_insn_const_operand, move_src_operand,
2005 move_double_src_operand, move_dest_operand,
2006 eqne_comparison_operator, signed_comparison_operator,
2007 large_insn_p, conditional_move_operand, carry_compare_operand,
2008 m32r_block_immediate_operand, extend_operand,
2009 reg_or_eq_int16_operand, int8_operand, and
2010 reg_or_zero_operand.
2011 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2012 seth_add3_operand, int8_operand, cmp_int16_operand,
2013 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2014 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2015 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2016 move_double_src_operand, move_dest_operand,
2017 eqne_comparison_operator, signed_comparison_operator,
2018 extend_operand, small_insn_p, large_insn_p,
2019 conditional_move_operand, carry_compare_operand,
2020 m32r_block_immediate_operand): Move to predicates.md.
2021 (MAX_MOVE_BYTES): Move to m32r.h.
2022 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2023 * config/m32r/m32r.md: Include predicates.md.
2024 * config/m32r/predicates.md: New.
2026 2005-03-18 James E Wilson <wilson@specifixinc.com>
2029 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2032 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2034 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2035 call_address_operand, const_8bit_operand.
2036 * config/mn10300/mn10300.c (call_address_operand,
2037 const_8bit_operand, const_1f_operand): Move to predicates.md.
2038 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2039 * config/mn10300/mn10300.md: Include predicates.md.
2040 * config/mn10300/predicates.md: New.
2042 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2044 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2045 declarations in diagnostics and %E for identifiers, not %s.
2047 2005-03-18 Jan Hubicka <jh@suse.cz>
2048 Dale Johannesen <dalej@apple.com>
2050 * basic-block.h (scale_bbs_frequencies_int,
2051 scale_bbs_frequencies_gcov_type): Declare.
2052 * cfg.c (RDIV): New macro.
2053 (update_bb_frequency_for_threading): Fix.
2054 * basic-block.h (scale_bbs_frequencies_int,
2055 scale_bbs_frequencies_gcov_type): New.
2056 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2057 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2058 scale_bbs_frequencies_int.
2059 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2061 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2063 * config/m32r/m32r-protos.h: Remove the prototypes for
2064 call_address_operand, symbolic_operand, seth_add3_operand,
2065 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2066 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2067 two_insn_const_operand, move_src_operand,
2068 move_double_src_operand, move_dest_operand,
2069 eqne_comparison_operator, signed_comparison_operator,
2070 large_insn_p, conditional_move_operand, carry_compare_operand,
2071 m32r_block_immediate_operand, extend_operand,
2072 reg_or_eq_int16_operand, int8_operand, and
2073 reg_or_zero_operand.
2074 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2075 seth_add3_operand, int8_operand, cmp_int16_operand,
2076 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2077 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2078 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2079 move_double_src_operand, move_dest_operand,
2080 eqne_comparison_operator, signed_comparison_operator,
2081 extend_operand, small_insn_p, large_insn_p,
2082 conditional_move_operand, carry_compare_operand,
2083 m32r_block_immediate_operand): Move to predicates.md.
2084 (MAX_MOVE_BYTES): Move to m32r.h.
2085 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2086 * config/m32r/m32r.md: Include predicates.md.
2087 * config/m32r/predicates.md: New.
2089 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2091 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2092 symbolic_operand, symbolic_memory_operand,
2093 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2094 indexed_memory_operand, move_dest_operand, move_src_operand,
2095 prefetch_cc_operand, prefetch_nocc_operand,
2096 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2097 arith_operand, arith11_operand, pre_cint_operand,
2098 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2099 ireg_operand, int5_operand, uint5_operand, int11_operand,
2100 uint32_operand, arith5_operand, and_operand, ior_operand,
2101 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2102 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2103 shadd_operand, movb_comparison_operator,
2104 cmpib_comparison_operator): Move to predicates.md.
2105 (magic_milli, shadd_constant_p): Make it extern.
2106 * config/pa/pa.h (PREDICATE_CODES): Remove.
2107 * config/pa/pa.md: Include predicates.md.
2108 * config/pa/predicates.md: New.
2110 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2113 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2115 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2116 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2117 config/alpha/freebsd.h, config/alpha/linux.h,
2118 config/alpha/netbsd.h, config/alpha/osf5.h,
2119 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2120 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2121 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2122 doc/cppopts.texi: Update copyright.
2124 2005-03-18 Jan Hubicka <jh@suse.cz>
2127 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2129 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2132 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2134 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2137 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2139 * combine.c (gen_binary): Remove.
2140 (known_cond, simplify_shift_const, find_split_point,
2141 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2142 simplify_logical, expand_field_assignment, extract_left_shift,
2143 force_to_mode, if_then_else_cond, apply_distributive_law,
2144 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2145 simplify_comparison, reversed_comparison): Replace with
2146 simplify_gen_binary, simplify_gen_relational or
2147 distribute_and_simplify_rtx.
2148 (distribute_and_simplify_rtx): New function.
2150 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2151 Paolo Bonzini <gcc.gnu.org>
2153 * calls.c (setjmp_call_p, special_function_p): Update comments
2154 at the head of the functions.
2156 2005-03-18 Jan Hubicka <jh@suse.cz>
2158 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2160 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2161 function body should be released; do not proactively release function
2162 bodies in non-unit-at-a-time mode.
2164 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2166 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2167 mno-fp-ret-in-387 multilib variants.
2169 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2171 * common.opt (m): Remove.
2172 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2174 (common_handle_option): Remove OPT_m case.
2176 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2178 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2180 (fold_builtin_1): Update a call to fold_builtin_bitop.
2182 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2184 (fold_builtin_1): Update a call to fold_builtin_signbit.
2186 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2188 PR tree-optimization/20474
2189 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2190 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2192 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2194 * config/h8300/h8300-protos.h: Remove prototypes for
2195 general_operand_src, general_operand_dst, single_one_operand,
2196 single_zero_operand, call_insn_operand,
2197 two_insn_adds_subs_operand, small_call_insn_operand,
2198 jump_address_operand, bit_operand, bit_memory_operand,
2199 stack_pointer_operand, const_int_gt_2_operand,
2200 const_int_ge_8_operand, const_int_qi_operand,
2201 const_int_hi_operand, incdec_operand, bit_operator,
2202 nshift_operator, eqne_operator, gtle_operator,
2203 gtuleu_operator, iorxor_operator.
2204 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2205 h8300_ldm_stm_parallel.
2206 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2208 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2209 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2210 (h8300_ldm_stm_parallel): Make it extern.
2211 (h8300_ldm_parallel, h8300_stm_parallel,
2212 h8300_return_parallel, general_operand_src,
2213 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2214 nibble_operand, reg_or_nibble_operand, single_one_operand,
2215 single_zero_operand, call_insn_operand,
2216 two_insn_adds_subs_operand, small_call_insn_operand,
2217 jump_address_operand, bit_operand, bit_memory_operand,
2218 stack_pointer_operand, const_int_gt_2_operand,
2219 const_int_ge_8_operand, const_int_qi_operand,
2220 const_int_hi_operand, incdec_operand, eqne_operator,
2221 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2222 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2223 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2224 nshift_operator): Move to predicates.md.
2225 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2226 * config/h8300/h8300.md: Include predicates.md.
2227 * config/h8300/predicates.md: New.
2229 2005-03-17 Richard Henderson <rth@redhat.com>
2231 * config.gcc (ia64*-*-hpux*): Add extra_options.
2232 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2233 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2234 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2235 (ia64_tls_size_string, ia64_tune_string): Remove.
2236 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2237 (TARGET_DEFAULT_TARGET_FLAGS): New.
2238 (TARGET_HANDLE_OPTION): New.
2239 (ia64_override_options): Move options parsing ...
2240 (ia64_handle_option): ... here. New.
2241 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2242 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2243 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2244 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2245 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2246 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2247 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2248 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2249 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2250 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2251 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2252 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2253 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2254 TARGET_EARLY_STOP_BITS): Remove.
2255 (TARGET_ILP32): Default false.
2256 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2257 (enum ia64_inline_type): New.
2258 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2259 * config/ia64/ia64.md: Update for new definitions of
2260 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2261 * config/ia64/ia64.opt: New file.
2262 * config/ia64/ilp32.opt: New file.
2264 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2267 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2269 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2271 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2272 instead of MASK_H8300S.
2273 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2274 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2275 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2276 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2277 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2278 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2279 TARGET_SWITCHES): Remove.
2280 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2282 * config/h8300/h8300.opt: New.
2284 * config/alpha/alpha.opt, config/arc/arc.opt,
2285 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2288 2005-03-17 Ian Lance Taylor <ian@airs.com>
2292 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2294 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2295 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2296 (TARGET_HANDLE_OPTION): Override default.
2297 (arc_handle_option): New function.
2298 (arc_init): Remove code to set arch_cpu_string.
2299 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2300 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2301 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2302 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2303 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2304 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2305 (arc_rodata_string, TARGET_OPTIONS): Delete.
2306 * config/arc/arc.opt: New file.
2308 2005-03-17 Richard Henderson <rth@redhat.com>
2310 * doc/extend.texi (Weak Pragmas): New section.
2311 (attribute alias): Clarify that target must be in the same
2314 2005-03-17 Richard Henderson <rth@redhat.com>
2316 * config/alpha/alpha.opt: New file.
2317 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2319 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2320 alpha_fprm_string, alpha_fptm_string): Make static.
2321 (alpha_tls_size_string): Remove.
2322 (alpha_handle_option): New.
2323 (override_options): Update for alpha_cpu/alpha_tune split.
2324 (alpha_file_start): Likewise.
2325 (TARGET_DEFAULT_TARGET_FLAGS): New.
2326 (TARGET_HANDLE_OPTION): New.
2327 * config/alpha/alpha.h (alpha_tune): Declare.
2328 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2329 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2330 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2331 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2332 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2333 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2334 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2335 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2336 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2337 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2338 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2339 (TARGET_DEFAULT): Remove MASK_FP.
2340 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2341 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2342 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2343 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2344 alpha_tls_size_string): Remove.
2345 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2346 (attribute tune): Rename from attribute cpu.
2347 * config/alpha/ev4.md: Update to match.
2348 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2349 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2350 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2351 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2352 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2353 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2355 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2357 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2358 and return without creating new state if before_nops_num is nonzero.
2359 * config/ia64/ia64.md (first_insn): New attribute.
2360 (alloc): Set it to yes.
2362 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2364 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2365 STMT_VINFO_SUBVARS to NULL.
2366 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2368 2005-03-16 Dale Johannesen <dalej@apple.com>
2370 * rtlanal.c (find_first_parameter_load): Rewrite to
2371 return actual first param load or the call if none,
2372 instead of first in block, when not all loads exist.
2374 2005-03-16 Roger Sayle <roger@eyesopen.com>
2376 * optabs.c (expand_copysign_absneg): Make static.
2377 * optabs.h (expand_copysign_absneg): Delete prototype.
2378 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2380 2005-03-16 Richard Henderson <rth@redhat.com>
2383 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2384 (alias_pairs): Rename from output_defs.
2385 (find_decl_and_mark_needed): Split out from assemble_alias.
2386 (do_assemble_alias): New.
2387 (assemble_output_def): Remove.
2388 (finish_aliases_1, finish_aliases_2): New.
2389 (process_pending_assemble_output_defs): Remove.
2390 (assemble_alias): Defer aliases for which we don't yet have a
2391 non-external decl for the target symbol.
2392 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2393 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2394 * toplev.c (compile_file): Use finish_aliases_2 instead of
2395 process_pending_assemble_output_defs.
2396 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2397 (process_pending_assemble_output_defs): Remove.
2399 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2401 Fix PR tree-optimization/20489
2403 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2404 for empty structures.
2406 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2408 Fix PR tree-optimization/20490
2410 * tree-ssa-pre.c (create_expression_by_pieces): Use
2411 force_gimple_operand on result of fold.
2413 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2415 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2416 of closing parenthesis.
2418 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2420 * builtins.c (expand_movstr): Update a call to
2421 fold_builtin_strcpy.
2422 (expand_builtin_strncpy): Update a call to
2423 fold_builtin_strncpy.
2424 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2425 arguments of CALL_EXPR.
2426 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2427 fold_builtin_strncpy.
2428 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2429 * tree.h: Update the prototypes of fold_builtin_strcpy and
2430 fold_builtin_strncpy.
2432 2005-03-16 Steven Bosscher <stevenb@suse.de>
2433 Dorit Naishlos <dorit@il.ibm.com>
2435 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2436 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2439 2005-03-16 Steven Bosscher <stevenb@suse.de>
2441 * tree-inline.c (walk_type_fields, walk_tree,
2442 walk_tree_without_duplicates): Move from here...
2443 * tree.c: ...to here.
2445 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2447 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2448 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2449 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2450 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2451 (version): Define using $(BASEVER_c).
2452 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2454 (version.o): Depend on version files; add custom generation command.
2455 (prefix.o): Define BASEVER on command line.
2456 (s-iov): Depend on version files; adjust command.
2457 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2459 (gcc-vers.texi): New rule.
2460 (doc/%.info, doc/%.dvi): Add -I . to command line.
2461 (doc/gccinstall.dvi): Likewise.
2462 (PACKAGE): Delete. All uses replaced with "gcc".
2463 * aclocal.m4: Do not include gcc-version.m4.
2464 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2465 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2466 Set is_release based on contents of DEV-PHASE.
2467 Set gcc_version based on contents of BASE-VER.
2468 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2469 * config.in, configure: Regenerate.
2470 * gccbug.in: Determine version of GCC in use at runtime.
2471 * gcov-iov.c: Get version number and development phase from
2472 command line, not by including version.c.
2473 * intl.c: Replace all uses of PACKAGE with "gcc".
2474 * libada-mk.in: Delete unused "gcc_version" variable.
2475 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2476 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2477 commentary to match.
2478 (version_string): Put together from pieces.
2479 * config/alpha/x-vms: Do not use $(gcc_version).
2480 * config/i386/t-nwld: Likewise.
2481 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2482 version-GCC and DEVELOPMENT.
2484 2005-03-15 Roger Sayle <roger@eyesopen.com>
2486 PR tree-optimization/17454
2487 * tree.c (tree_size): Add case for TREE_BINFO.
2488 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2489 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2491 2005-03-15 Roger Sayle <roger@eyesopen.com>
2493 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2494 op1 whilst expanding the signed widenening multiply variant.
2496 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2498 * toplev.c (display_target_options): Avoid unused variable warning if
2499 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2500 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2501 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2502 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2503 (mips_isa_info): New variable.
2504 (mips_parse_cpu): Remove the first argument and leave the caller
2506 (TARGET_HANDLE_OPTION): Override default.
2507 (mips_handle_option): New function. Move option validation code from...
2508 (override_options): ...here. Update calls to mips_parse_cpu.
2509 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2510 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2511 (SUBTARGET_TARGET_OPTIONS): Delete.
2512 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2513 (mno-flush-func, mtune=): New options.
2515 2005-03-15 Roger Sayle <roger@eyesopen.com>
2516 Richard Henderson <rth@redhat.com>
2518 * real.c (c4x_single_format, c4x_extended_format): Provide values
2519 for signbit_ro for c4x's single and extended floating point formats.
2520 * optabs.c (expand_copysign): Use the floating point format's
2521 signbit_ro for expanding via expand_copysign_absneg, and it's
2522 signbit_rw field for expanding via expand_copysign_bit.
2524 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2526 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2527 known_alignment_for_access_p.
2528 (known_alignment_for_access_p): New.
2529 (do_peeling_for_alignment): Field made int instead of bool and renamed
2530 to peeling_for_alignment.
2531 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2532 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2533 functionality used to be in vect_analyze_operations.
2534 (vect_analyze_operations): Code to determine vectorization factor was
2535 moved to vect_determine_vectorization_factor.
2536 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2537 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2539 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2540 be part of vect_analyze_operations).
2541 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2542 creating the guard condition, as the number of iterations may be
2544 (slpeel_tree_peel_loop_to_edge): Use new name of
2545 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2546 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2547 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2548 (vect_do_peeling_for_alignment): Use fold.
2549 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2551 (vect_update_inits_of_dr): Renamed to
2552 vect_update_init_of_dr.
2553 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2554 (vectorizable_store): Fix assertion to use == instead of =.
2556 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2558 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2559 call_used_regs for wCG registers.
2561 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2563 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2564 for non-offsettable memory references to cope with outstanding reload
2565 replacements, take 2.
2567 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2570 * config/i386/i386.h (x86_fisttp): New.
2571 (TARGET_FISTTP): New macro.
2572 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2573 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2574 instruction when fisttp flag is set.
2575 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2577 * config/i386/i386.md (type attribute): Add fisttp.
2578 (unit attribute): Set to i387 for fisttp type.
2579 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2580 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2582 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2583 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2585 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2586 patterns for TARGET_FISTTP. Enable patterns for
2587 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2588 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2589 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2590 implement fisttp x87 insn.
2591 (fix_trunc*_i387_fisttp splitters): New patterns.
2592 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2593 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2594 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2596 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2597 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2598 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2599 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2600 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2601 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2602 Disable patterns for TARGET_FISTTP.
2603 (fix_trunc*_i387 splitters): Implement usign mode macros.
2604 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2605 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2606 (fix_trunx*_sse peephole2s): Implement using mode macros.
2608 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2610 PR rtl-optimization/20291
2611 * combine.c (try_combine): If splitting fails, re-try with
2612 original combined pattern, i.e. before clobber stripping.
2614 2005-03-14 Eric Christopher <echristo@redhat.com>
2616 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2617 STACK_GROWS_DOWNWARD.
2619 2005-03-14 Roger Sayle <roger@eyesopen.com>
2621 * real.h (struct real_format): Split the signbit field into two
2622 two fields, signbit_ro and signbit_rw.
2623 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2624 mips_double_format, ieee_extended_motorola_format,
2625 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2626 ieee_extended_intel_128_format, ibm_extended_format,
2627 mips_extended_format, ieee_quad_format, mips_quad_format,
2628 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2629 i370_double_format, c4x_single_format, c4x_extended_format,
2630 real_internal_format): Update initializers for new field.
2631 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2632 real_format structure.
2633 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2634 field of the real_format structure.
2636 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2638 Fix PR tree-optimization/20458
2640 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2641 DECL_EXTERNAL on STRUCT_FIELD tags.
2642 (clear_call_clobbered): Ditto.
2643 * tree-ssa-operands.c (note_addressable): Make sure the original
2644 variable doesn't slip into the addressable list if we have
2646 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2649 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2651 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2652 (-fwide-exec-charset): Likewise.
2653 (-finput-charset): Likewise.
2654 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2655 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2656 * c.opt (Wnormalized): New.
2658 2005-03-14 Devang Patel <dpatel@apple.com>
2660 * doc/invoke.texi: Add reference to Visibility document.
2662 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2664 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2665 MASK_SPLIT_ADDRESSES.
2666 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2667 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2668 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2669 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2670 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2671 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2672 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2673 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2674 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2675 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2676 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2677 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2678 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2679 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2680 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2681 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2682 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2683 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2684 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2685 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2686 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2687 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2688 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2689 (TARGET_EXPLICIT_RELOCS): Delete.
2690 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2691 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2692 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2693 (override_options): Set MASK_LONG64 if -mint64 is given and no
2694 -mlongXX option is. Complain about -mint64 -mlong32.
2695 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2696 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2697 * config/mips/mips.opt: New file.
2699 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2701 * config.gcc (extra_options): New variable for listing option files.
2702 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2703 * configure.ac (extra_opt_files): New AC_SUBST variable.
2704 (tm_file_list, tm_include_list): Include options.h first.
2705 * configure: Regenerate.
2706 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2707 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2708 (s-options-h): New rule.
2709 (options.h): Depend on it.
2710 (TEXI_GCCINT_FILES): Add options.texi.
2711 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2712 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2713 * target.h (gcc_target): Add default_target_flags and handle_option.
2714 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2715 (TARGET_HANDLE_OPTION): New macros.
2716 (TARGET_INITIALIZER): Include them.
2717 * opt-functions.awk (opt_args, nth_arg): New functions.
2718 (switch_flags): Handle the "Target" flag.
2720 (var_name): Use opt_args and nth_arg.
2721 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2722 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2723 macros for the "Mask" and "InverseMask" options.
2724 * opts.h (cl_var_cond): New enum.
2725 (cl_option): Replace the "has_set_value" and "set_value" fields with
2726 "var_cond" and "var_value".
2727 (CL_TARGET): New macro.
2728 (option_enabled, print_filtered_help): Declare.
2729 (decode_options): Move definition.
2730 * opts.c (handle_option): Search for the original option before
2731 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2732 var_cond and var_value fields. Use targetm.handle_option to handle
2734 (decode_options): Set target_flags to targetm.default_target_flags.
2735 (print_filtered_help): Make global. Handle CL_TARGET.
2736 (option_enabled): New function.
2737 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2738 (display_target_options, set_target_switch, print_switch_values)
2739 (default_pch_valid_p): Guard uses of target_switches with
2740 #ifdef TARGET_SWITCHES. Also...
2741 (display_target_options): Display the CL_TARGET entries in cl_options.
2742 (set_target_option): Don't complain about the "" option when
2743 TARGET_SWITCHES is undefined.
2744 (print_switch_values): Use option_enabled.
2745 (default_pch_valid_p): Check cl_options[] when looking for something
2746 that has changed the value of target_flags.
2747 * c.opt: Remove documentation from top of file.
2748 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2749 * doc/sourecebuild.texi: Refer to the new options documentation
2750 instead of c.opt. Document machine-specific .opt files.
2751 * doc/tm.texi (target_flags): Say that this variable is declared
2753 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2754 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2756 * doc/options.texi: New file.
2758 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2761 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2764 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2767 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2768 temporary variable of pointer type if an lvalues is required.
2769 (gimplify_modify_expr_rhs): Request an rvalue from it.
2770 (gimplify_expr): Pass fallback on.
2772 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2774 * cfgbuild.c: Update comments.
2776 2005-03-14 Roger Sayle <roger@eyesopen.com>
2778 PR rtl-optimization/17236
2779 * optabs.c (expand_doubleword_mult): New helper function split out
2780 from expand_binop. Permute the order in which instructions are
2781 emitted to minimize the number of simultaneously live registers.
2782 (expand_binop): Call expand_doubleword_mult to synthesize a double
2783 word multiplication.
2785 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2787 * basic-block.h: Update the prototypes of cached_make_edge and
2789 * cfg.c (cached_make_edge): Take edge_cache representing one
2790 row of the adjacency matrix of edges.
2791 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2792 (make_edges): Initialize edge_cache to represent one row of
2793 the adjacency matrix of edges.
2795 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2797 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2799 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2800 Remove unused removed_phis variable.
2801 (conditional_replacement): Use build1/build2.
2802 (abs_replacement): Use last_and_only_stmt and build1/build2.
2804 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2806 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2807 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2808 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2809 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2810 * c-common.c (handle_novops_attribute): New function.
2811 (c_common_attribute_table): Add "no vops" entry.
2812 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2813 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2814 * tree-ssa-operands.c (get_call_expr_operands): Do not
2815 create virtual operands for calls with ECF_NOVOPS flag.
2816 * tree.h (DECL_IS_NOVOPS): New macro.
2817 (struct tree_decl): Add novops_flag.
2818 (ECF_NOVOPS): New constant.
2820 2005-03-14 Uros Bizjak <uros@kss-loka.si>
2823 * config/i386/i386.c (x86_use_himode_fiop): New.
2824 (x86_use_simode_fiop): Rename from x86_use_fiop.
2825 * config/i386/i386.h (x86_use_himode_fiop): Declare.
2826 (TARGET_USE_HIMODE_FIOP): New.
2827 (x86_use_simode_fiop): Rename from x86_use_fiop.
2828 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
2830 * config/i386/i386.md (X87MODEI12): New mode macro define.
2831 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
2832 to implement x87 FP compare with HImode input operands.
2833 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
2834 Use X87MODEI12 mode macro to handle HImode input operands.
2835 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
2836 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
2837 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
2838 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
2839 macro to implement x87 operators with HImode input operands.
2840 (fop splitters): Use X87MODEI12 mode macro to handle HImode
2843 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2845 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
2847 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
2848 constants invariant.
2850 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2852 * basic-block.h (BB_VISITED): Removed.
2853 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
2855 2005-03-14 Falk Hueffner <falk@debian.org>
2858 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
2860 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2862 * ggc-zone.c: Fix comment typos.
2864 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
2865 stringpool.c, config/mips/mips-protos.h: Update copyright.
2867 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2869 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
2870 throughout with its typedef, "rtx".
2871 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
2872 (rs6000_tls_symbol_ref_1): Remove inline keyword.
2873 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
2874 regs in comment to match code.
2876 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2878 * except.c (check_handled): Make it static.
2879 * except.h: Remove the corresponding prototype.
2881 * function.c (get_func_frame_size): Make it static.
2882 * function.h: Remove the corresponding type.
2884 * regclass.c (reg_class_superclasses, reg_class_subclasses):
2886 * hard-reg-set.h: Remove the corresponding declarations.
2888 * tree-cfg.c (verify_stmts): Check that
2889 bb_for_stmt (stmt) == bb for every PHI node and statement.
2891 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2893 * config.gcc: Remove excess indentation.
2894 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
2896 2005-03-13 Roger Sayle <roger@eyesopen.com>
2899 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
2900 * fold-const.c (fold_sign_changed_comparison): Likewise.
2901 (fold_binary): Optimize comparisons against widened operands if
2902 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
2904 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2906 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
2907 (sparc_override_options): Initialize it.
2908 (sparc_struct_value_rtx): Set it on the MEM to be returned.
2910 2005-03-13 David Edelsohn <edelsohn@gnu.org>
2912 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
2913 (reg_or_none500mem_operand): New predicate.
2914 (zero_reg_mem_operand): New predicate.
2915 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
2916 to reg_or_none500mem_operand.
2917 (extendsfdf2_fpr): Add MEM alternative.
2918 (extenddftf2_internal): Change operand2 predicate to
2919 zero_reg_mem_operand.
2921 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2923 * ggc-zone.c: Rewritten.
2925 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
2927 * configure.ac: Define GGC_ZONE for --with-gc=zone.
2928 * config.in: Regenerated.
2929 * configure: Regenerated.
2930 * gengtype.c (write_types_process_field, write_func_for_structure):
2931 Pass new argument to gt_pch_note_object.
2932 * ggc-common.c (struct ptr_data): Add TYPE.
2933 (gt_pch_note_object): Take TYPE argument and save it.
2934 (call_count): Update call to ggc_pch_count_object.
2935 (call_alloc): Update call to ggc_pch_alloc_object.
2936 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
2938 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
2939 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
2940 (ggc_alloc_zone_stat): Delete.
2941 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
2942 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
2943 (ggc_pch_alloc_object): Update prototypes.
2944 (garbage_zone): Delete.
2945 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
2946 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
2948 (tree_id_zone): New variable.
2949 (ggc_alloc_cleared_zone): Remove unused.
2950 (ggc_alloc_zone): Define.
2951 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
2952 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
2953 ggc_alloc_zone_stat.
2954 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
2955 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
2956 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
2957 (make_node_stat): Likewise. Use tree_id_zone.
2959 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2960 Joseph S. Myers <joseph@codesourcery.com>
2962 * configure.ac: Check for MIPS TLS.
2963 * configure: Regenerated.
2964 * config/mips/mips-protos.h (enum mips_symbol_type): Add
2965 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
2966 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
2967 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
2968 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
2969 (mips_classify_symbol, mips_symbolic_constant_p)
2970 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
2971 (mips_tls_operand_p, mips_call_tls_get_addr)
2972 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
2973 (mips_tls_symbol_ref_1): New functions.
2974 (mips_legitimize_address, mips_legitimize_const_move): Call
2975 mips_legitimize_tls_address.
2976 (override_options): Handle V1_REG and TLS symbols. Disable TLS
2978 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
2979 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
2980 (mips_char_to_class): Document V1_REG.
2981 (HAVE_AS_TLS): Provide default.
2982 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
2984 (load_got<mode>): Renamed from *load_got<mode>. Allow when
2986 (tls_get_tp_<mode>): New instruction.
2988 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2990 * configure.ac: Update checks for target tools.
2991 * configure: Regenerated.
2993 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2995 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
2997 2005-03-13 Roger Sayle <roger@eyesopen.com>
2999 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3000 more classes of DImode multiplication by constant. Allow both
3001 multiplication by small negative constants (by performing a
3002 multiplication by a positive constant and negating the result) and
3003 multiplications by large powers of two, by using a left shift.
3005 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3007 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3008 of basic blocks into work_stack.
3010 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3011 config/mips/vr.h: Update copyright.
3013 * c-decl.c (c_init_decl_processing): Remove useless calls to
3014 build_function_type.
3016 * builtins.c (fold_trunc_transparent_mathfn,
3017 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3018 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3019 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3020 fold_builtin_strcpy, fold_builtin_strncpy,
3021 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3024 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3027 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3028 variable determinant.
3030 * tree-cfg.c (group_case_labels): Remove local variable type.
3032 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3035 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3038 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3041 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3042 (*movmemqi_insn): Delete.
3043 (*movmemhi): Delete.
3045 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3047 * builtins.c (fold_builtin_classify): Take decomposed
3048 arguments of CALL_EXPR.
3049 (fold_builtin_1): Update a call to fold_builtin_classify.
3051 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3054 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3055 through into call to parser_xref_tag after parse error.
3056 (c_parser_struct_declaration): Consistently return NULL_TREE on
3059 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3061 * tree-flow-inline.h (ref_contains_array_ref): New function.
3062 (lookup_subvars_for_var): Ditto.
3063 (get_subvars_for_var): Ditto.
3064 (var_can_have_subvars): Ditto.
3066 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3067 (struct subvar): New type.
3069 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3071 * tree-optimize.c (init_tree_optimization_passes): Call
3072 pass_create_structure_vars.
3074 * tree-ssa-alias.c: Include vec.h.
3075 (init_alias_info): Don't auto-clear call clobbered on struct-field
3077 (compute_flow_insensitive_aliasing): Handle subvars.
3078 (group_aliases): Handle STRUCT_FIELD aliases.
3079 (setup_pointers_and_addressables): Ditto.
3080 Don't mark variables non-addressable if they still have
3081 addressable subvars.
3082 Also mark subvars addressable when the real variable is marked
3084 (add_pointed_to_var): Try to prune the pointed-to set by only
3085 pointing to subvars when possible.
3086 Otherwise, make sure we set addresses_needed and pt_vars to
3087 properly include subvars.
3088 (bitpos_of_field): New function.
3089 (push_fields_onto_fieldstack): Ditto.
3090 (get_or_create_used_part_for): Ditto.
3091 (create_overlap_variables_for): Ditto.
3092 (find_used_portions): Ditto.
3093 (create_structure_vars): Ditto.
3094 (pass_create_structure_vars): New structure.
3096 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3097 (get_expr_operands): Handle subvars. Also try to turn
3098 COMPONENT_REF accesses into must-defs now that we can accurately
3100 (note_addressable): Try to only mark as addressable those subvars
3101 we know a COMPONENT_REF touches.
3102 (overlap_subvar): New function.
3104 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3105 Handle subvar storing.
3106 (vect_address_analysis): Update caller of vect_object_analysis.
3108 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3110 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3111 (STMT_VINFO_SUBVARS): New macro.
3113 * common.opts: add flag_tree_salias.
3115 * opts.c (decode_options): flag_tree_salias defaults to on.
3117 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3119 * doc/tree-ssa.texi: Document structural alias analysis.
3121 2005-03-12 Steven Bosscher <stevenb@suse.de>
3123 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3124 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3125 * tree-ssa-operands.c (get_expr_operands): Likewise.
3126 (get_expr_operands): Likewise for ERROR_MARK.
3128 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3130 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3133 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3136 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3137 (mark_operand_necessary): Remove local variable ver.
3139 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3140 variable prefix_len.
3142 * value-prof.c (mod_subtract_transform): Remove local variable
3145 * builtins.c (fold_builtin_exponent): Take decomposed
3146 arguments of CALL_EXPR.
3147 (fold_builtin_1): Update a call to fold_builtin_exponent.
3149 * builtins.c (fold_builtin_logarithm): Take decomposed
3150 arguments of CALL_EXPR.
3151 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3153 * c-decl.c (c_init_decl_processing): Remove local variables
3154 ptr_ftype_void and ptr_ftype_ptr.
3156 * gimplify.c (gimplify_expr): Remove local variables r0 and
3159 * reg-stack.c (move_for_stack_reg): Remove local variable
3161 (compare_for_stack_reg): Remove local variable flags_user.
3162 (convert_regs_1): Remove local variable deleted.
3164 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3166 (combine_blocks): Remove local variables exits and new_e.
3168 * tree-inline.c (expand_call_inline): Remove local variable
3171 * tree-ssa-live.c (create_ssa_var_map,
3172 calculate_live_on_entry): Remove local variable snn.
3174 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3176 * c-lex.c (c_lex_with_flags): Add parameter to call to
3179 2005-03-11 Per Bothner <per@bothner.com>
3181 * c-tree.h (struct c_declarator): New id_loc field.
3182 * c-pragma.h (c_lex_with_flags): Take position reference.
3183 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3184 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3185 (c_lex): Pass dummy location to c_lex_with_flags.
3186 * c-parser.c (c_lex_one_token): Set c_token's location using
3187 c_lex_with_flags, instead of input_location, which might be "ahead".
3188 (c_parser_direct_declarator): Set declarator's id_loc from
3190 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3191 declarator's id_loc, rather than probably-imprecise input_location.
3192 (build_id_declarator): Initialize c_declarator's id_loc field.
3194 2005-03-11 Roger Sayle <roger@eyesopen.com>
3197 * builtins.c (expand_builtin_signbit): Force the signbit's word
3198 into an integer register to avoid SUBREGs of floating point modes.
3200 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3202 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3203 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3204 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3205 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3207 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3209 PR rtl-optimization/20306
3210 * expr.c (emit_move_complex): Set try_int false if mode is
3211 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3212 emit_block_move if try_int is true.
3214 2005-03-11 Richard Henderson <rth@redhat.com>
3217 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3218 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3221 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3223 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3224 (TARGET_FIX_VR4130): New macro.
3225 (TARGET_OPTIONS): Add -mfix-vr4130.
3226 (ISA_HAS_MACCHI): New macro.
3227 (ASM_SPEC): Add -mfix-vr4130.
3228 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3229 (override_options): Handle mips_fix_vr4130_string.
3230 (mips_avoid_hazards): Clear all_noreorder_p
3231 if we're working around VR4130 errata and the macc alternatives
3233 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3234 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3235 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3236 (MULTILIB_DEFAULTS): Remove leading "march=".
3237 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3238 if no architecture option is given.
3239 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3241 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3242 * doc/invoke.texi: Document -mfix-vr4130.
3244 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3246 * config/mips/mips.c (override_options): Only warn about -mint64
3247 deprecation if TARGET_INT64.
3249 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3251 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3252 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3253 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3254 are non-specific regarding the nonnull parameter positions.
3255 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3256 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3257 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3258 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3260 * builtins.def: Use the non-specific "nonnull" attibute lists.
3262 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3264 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3265 single_pred_edge, single_succ, single_pred): Improve comments.
3267 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3269 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3270 single_pred_edge, single_succ, single_pred): New inline functions.
3271 * bb-reorder.c (rotate_loop, find_traces_1_round,
3272 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3273 duplicate_computed_gotos): Use the single_succ/pred functions.
3274 * cfganal.c (forwarder_block_p): Ditto.
3275 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3276 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3277 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3278 merge_seq_blocks): Ditto.
3279 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3280 * cfglayout.c (fixup_reorder_chain): Ditto.
3281 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3282 canonicalize_loop_headers, verify_loop_structure): Ditto.
3283 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3284 mfb_update_loops, create_preheader, force_single_succ_latches,
3285 create_loop_notes): Ditto.
3286 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3287 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3288 commit_one_edge_insertion, purge_dead_edges,
3289 cfg_layout_can_merge_blocks_p): Ditto.
3290 * except.c (sjlj_emit_function_enter): Ditto.
3291 * flow.c (init_propagate_block_info): Ditto.
3292 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3293 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3294 insert_insn_end_bb): Ditto.
3295 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3296 find_if_case_2): Ditto.
3297 * lambda-code.c (perfect_nestify): Ditto.
3298 * lcm.c (optimize_mode_switching): Ditto.
3299 * loop-doloop.c (doloop_modify): Ditto.
3300 * loop-init.c (loop_optimizer_init): Ditto.
3301 * loop-iv.c (simplify_using_initial_values): Ditto.
3302 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3303 * loop-unswitch.c (unswitch_loop): Ditto.
3304 * modulo-sched.c (generate_prolog_epilog): Ditto.
3305 * predict.c (combine_predictions_for_insn, estimate_probability,
3306 tree_estimate_probability, last_basic_block_p,
3307 estimate_bb_frequencies): Ditto.
3308 * profile.c (branch_prob): Ditto.
3309 * regrename.c (copyprop_hardreg_forward): Ditto.
3310 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3311 * tracer.c (layout_superblocks): Ditto.
3312 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3313 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3314 cleanup_control_expr_graph, disband_implicit_edges,
3315 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3316 tree_verify_flow_info, tree_make_forwarder_block,
3317 tree_forwarder_block_p, remove_forwarder_block,
3318 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3319 * tree-if-conv.c (tree_if_conversion): Ditto.
3320 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3321 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3322 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3323 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3324 copy_loop_headers): Ditto.
3325 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3326 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3327 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3328 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3329 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3330 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3331 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3332 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3333 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3334 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3335 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3336 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3337 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3338 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3339 slpeel_add_loop_guard): Ditto.
3341 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3343 PR tree-optimization/15784
3344 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3347 * stmt.c (expand_case): Don't change index_type. Convert minval
3350 PR tree-optimization/20130
3351 * fold-const.c (fold): Fold x * -1 into -x.
3353 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3355 PR rtl-optimization/20331
3356 * rtlanal.c (modified_between_p): Check its address first for MEM.
3357 (modified_in_p): Likewise.
3359 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3361 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3363 2005-03-10 Steven Bosscher <stevenb@suse.de>
3365 * expr.c (expand_expr_real_1): If possible, use a conditional
3366 move for expanding MIN_EXPR and MAX_EXPR.
3367 Use temp for moving around rtx-en.
3369 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3372 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3375 2005-03-10 Roger Sayle <roger@eyesopen.com>
3377 * builtins.c (expand_builtin_signbit): Extend to handle floating
3378 point modes wider than the largest integer type, using the
3379 operand_subword_force function to obtain the signbit's word.
3381 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3384 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3385 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3387 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3389 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3391 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3393 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3395 (perform_edge_inserts): Unconditionally call
3396 free_dominator_info.
3398 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3400 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3402 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3404 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3406 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3408 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3410 (rtl_register_value_prof_hooks,
3411 tree_value_profile_transformations,
3412 tree_register_value_prof_hooks): Likewise.
3413 * var-tracking.c (stack_adjust_offset_pre_post,
3414 variable_htab_free, variable_union, dataflow_set_different_2,
3415 count_uses, variable_was_changed, set_frame_base_location,
3416 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3417 vt_add_function_parameters): Likewise.
3418 * varasm.c (named_section_real, named_section, make_decl_rtl,
3419 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3420 const_hash_1, compare_constant, copy_constant, force_const_mem,
3421 output_constant_pool_2, output_constant_pool_1, output_constant,
3422 output_constructor, make_decl_one_only, decl_tls_model,
3423 default_no_named_section, default_elf_select_section_1,
3424 default_unique_section_1): Likewise.
3425 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3426 * vmsdbgout.c (addr_const_to_string): Likewise.
3429 * function.c (struct assign_parm_data_one): Remove last_named
3431 (assign_parm_find_data_types): Don't determine last_named.
3432 Reorder named_parm determination.
3433 (assign_parms): Only setup varargs on the last non-varadic
3436 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3438 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3439 sda base address on medium model.
3441 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3443 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3444 * cfgloop.c (flow_loop_nodes_find): Export.
3445 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3447 * cfgloopmanip.c (fix_loop_structure): New function.
3448 * predict.c (predict_loops): Clean up the loops information.
3449 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3450 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3452 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3453 (rewrite_into_loop_closed_ssa): Declaration changed.
3454 * tree-loop-linear.c (linear_transform_loops): Add argument to
3455 rewrite_into_loop_closed_ssa call.
3456 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3457 * tree-ssa-loop-im.c (move_computations): Ditto.
3458 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3459 * tree-vectorizer.c (vectorize_loops): Ditto.
3460 * tree-optimize.c: Include cfgloop.h.
3461 (execute_todo): Choose whether to call cleanup_tree_cfg or
3462 cleanup_tree_cfg_loop.
3463 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3464 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3465 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3466 cleanup_tree_cfg_loop call.
3467 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3468 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3469 work on part of cfg.
3471 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3474 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3475 with multiple alternatives.
3477 * stmt.c (parse_output_constraint): Fix a typo.
3479 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3481 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3482 assembly directive instead of deprecated "no-generics".
3484 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3486 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3487 for non-offsettable memory references to cope with outstanding reload
3489 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3490 avoid losing outstanding address reloads.
3491 ("reload_outdi", "reload_outdf"): Likewise.
3493 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3495 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3496 code. Add more cbrt transformations.
3498 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3500 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3502 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3504 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3505 NULL_TREE when a given tree is not simplified.
3506 (fold): Return the original tree when any of the functions
3507 mentioned above NULL_TREE.
3509 * fold-const.c (fold_unary, fold_binary): Take decomposed
3510 arguments, code, type, op0, and op1 in case of fold_binary.
3511 (fold): Update calls to fold_unary and fold_binary.
3513 2005-03-09 Roger Sayle <roger@eyesopen.com>
3515 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3516 a fndecl and an arglist instead of a CALL_EXPR, exp.
3518 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3520 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3522 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3524 * expr.c (expand_assignment): Remove orig_to_rtx.
3526 * fold-const.c (int_const_binop): Remove no_overflow.
3528 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3530 * loop-iv.c (get_biv_step_1): Remove lhs.
3532 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3534 * real.c (real_nan): Remove neg.
3536 * function.c (thread_prologue_and_epilogue_insns): Remove i
3539 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3542 * tree-eh.c (tree_could_trap_p): Remove idx.
3544 * tree-into-ssa.c (ann): Remove ann.
3546 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3548 * tree-sra.c (decide_block_copy): Remove inst_count.
3550 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3552 * tree-ssa-loop-im.c (lhs): Remove.
3554 * cfgbuild.c (state, STATE, SET_STATE,
3555 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3557 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3558 (find_basic_blocks): Set the state of each basic block to
3561 2005-03-08 Jeff Law <law@redhat.com>
3563 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3564 goto results in the removal of edges in the CFG, then we need
3565 to recompute dominators.
3567 2005-03-09 Ben Elliston <bje@au.ibm.com>
3569 * c-common.c (c_do_switch_warnings): Comment fix.
3571 2005-03-08 Julian Brown <julian@codesourcery.com>
3573 * Patch from 2005-03-08 reverted for causing regressions and
3574 ppc-darwin bootstrap failure.
3576 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3578 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3579 Define the real function for ppc-darwin.
3580 * c-typeck.c (convert_arguments): Check for target-specific
3581 invalid argument call to unprototyped function.
3582 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3584 * target.h (invalid_arg_for_unprototyped_fn): New field
3586 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3587 default target hook.
3588 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3591 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3593 * c-typeck.c (constructor_stack, constructor_range_stack,
3594 initializer_stack): Make them static.
3596 * cfg.c (rbi_pool): Make it static.
3598 * gimple-low.c (lower_stmt_body): Make it static.
3599 * tree-flow.h: Remove the corresponding prototype. Don't
3602 * sched-deps.c (cache_size): Make it static.
3604 * stor-layout.c (lang_adjust_rli): Make it static.
3606 2005-03-08 Julian Brown <julian@codesourcery.com>
3608 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3609 from being used for symbols with vague linkage when
3610 HAVE_GAS_COMDAT_GROUP is true.
3612 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3614 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3615 nlabel == JUMP_LABEL (jump).
3617 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3619 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3620 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3621 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3622 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3624 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3627 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3628 * c-common.c (handle_returns_twice): New function.
3629 (c_common_attribute_table): Declare eturns_twice' attribute.
3630 * doc/extend.texi: Document eturns_twice' attribute.
3631 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3632 (struct tree_decl): Add returns_twice_flag.
3634 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3636 * tree-ssa-phiopt.c: Fix a comment typo.
3638 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3639 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3640 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3643 2005-03-08 Richard Henderson <rth@redhat.com>
3645 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3646 builtin codes with ctzdi2, clzdi2, popcountdi2.
3647 (struct alpha_builtin_def): Add is_const.
3648 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3649 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3650 (alpha_init_builtins): Init them. Set nothrow and const attributes
3652 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3653 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3654 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3655 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3656 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3657 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3658 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3659 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3660 (TARGET_FOLD_BUILTIN): New.
3661 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3662 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3664 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3666 2005-03-08 Ira Rosen <irar@il.ibm.com>
3668 PR tree-optimization/20122
3669 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3670 condition of access function instead of base.
3672 2005-03-07 Jeff Law <law@redhat.com>
3673 Steven Bosscher <stevenb@suse.de>
3675 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3676 (find_taken_edge): Call find_taken_edge_computed_goto as
3677 appropriate. Allow any gimple invariant rather than just
3678 INTEGER_CST for VAL.
3679 (cleanup_control_flow): Cleanup a computed goto which has turned
3681 (tree_merge_blocks): If block B has any forced labels, move
3682 them to the start of block A.
3683 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3684 computed gotos as well.
3685 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3686 removal of unnecessary computed gotos too.
3687 (lookup_redirection_data): Fix type of INSERT argument. Callers
3690 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3692 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3693 Remove trailing spaces.
3695 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3696 unshare_all_trees): Make them static.
3697 * tree-gimple.h: Remove the corresponding prototypes.
3699 * diagnostic.h: Remove unused prototype
3700 debug_output_buffer.
3701 * modulo-sched.c: Remove unused prototype
3702 set_row_column_for_ps.
3704 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3705 replace_phi_edge_with_variable): Remove unused variable i.
3707 2005-03-07 Per Bothner <per@bothner.com>
3709 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3711 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3714 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3715 bbs on the COND_EXPR instead of the PHI_NODEs.
3716 (candidate_bb_for_phi_optimization): Remove.
3717 (replace_phi_with_stmt): Rename to ...
3718 (replace_phi_edge_with_variable): this and change so that we
3719 replace the phi argument instead of removing the PHI.
3720 (conditional_replacement): Change so we deal with PHI with more
3722 (value_replacement): Likewise.
3723 (abs_replacement): Likewise.
3725 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3727 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3728 output_e500_flip_gt_bit.
3730 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3732 (rs6000_generate_compare): Fix logic to look at the correct bits.
3733 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3735 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3736 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3737 gen_move_from_CR_gt_bit.
3739 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3740 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3741 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3743 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3744 (E500_CR_IOR_COMPARE): New constant.
3746 2005-03-08 Earl Chew <earl_chew@agilent.com>
3747 David Billinghurst <David.Billinghurst@riotinto.com>
3749 * config/i386/host-cygwin.c: New file to support precompiled
3751 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3752 * config.host: Use above files for cygwin host.
3754 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3756 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3757 ordering ops from earlier change.
3759 2005-03-07 Per Bothner <per@bothner.com>
3761 Various fixes to allow us to again build if --enable-mapped-location:
3762 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3763 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3764 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3765 local variable loc. Change logic appropriately.
3766 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3767 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3768 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3769 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3770 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3772 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3774 PR rtl-optimization/19683
3775 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3776 number of bytes, to smallest_int_for_mode. Fix arguments to
3777 REG_CANNOT_CHANGE_MODE_P.
3779 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3781 * reorg.c (relax_delay_slots): Check that the jump is
3782 conditional before trying to invert it.
3784 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3786 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3789 * calls (stack_arg_under_construction): Make it static.
3791 * flow.c (regs_live_at_setjmp): Make it static.
3792 * flow.h: Remove the corresponding prototype.
3794 * reload1.c (reload_startobj, reload_firstobj,
3795 something_needs_operands_changed, reload_inherited,
3796 reload_inheritance_insn, reload_override_in,
3797 reload_spill_index): Make them static.
3799 * recog.c (verify_changes): Make it static.
3800 * recog.h: Remove the corresponding prototype.
3802 * cfgbuild.c (find_sub_basic_blocks): Remove.
3803 * basic-block.h: Remove the corresponding prototype.
3804 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3806 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3808 * tree-ssa-operands.c (check_build_stmt): Remove.
3810 * stor-layout.c (set_alignment): Remove.
3811 * tree.h: Remove the corresponding prototype.
3813 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3815 * tree-ssa-dce.c (control_dependence_map,
3816 visited_control_parents): Make them static.
3818 * cfghooks.c (verify_flow_info): Remove local variable
3821 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
3824 * loop-unswitch.c (unswitch_loop): Remove local variable src.
3826 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
3828 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
3830 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
3832 * config/ia64/hpux.h (LINK_SPEC): Add -z.
3833 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
3834 PARALLEL for an empty structure.
3836 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3838 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
3840 * fold-const.c (fold_binary): Unroll the very first "for"
3843 2005-03-06 David Edelsohn <edelsohn@gnu.org>
3845 * config/rs6000/predicates.md (branch_comparison_operator): Remove
3846 redundant match_code test.
3847 (scc_comparison_operator): Swap match_operand and match_code
3849 (branch_positive_comparison_operator): Same.
3850 (trap_comparison_operator): Use comparison_operator and swap with
3853 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
3856 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
3857 (out_movhi_r_mr): Read low byte of volatile MEM first.
3858 (out_movhi_mr_r): Write high byte of volatile MEM first.
3860 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3862 * cselib.c (reg_values, reg_values_size): Make them static.
3864 * cse.c (cse_reg_info_table): Make it static.
3866 * fold-const.c (fold_unary): Use build1 instead of copy_node.
3868 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
3870 * cse.c (find_best_addr): Use canon_for_address.
3872 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3874 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
3875 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
3876 SUBREG and MEM, respectively.
3878 * fold-const.c (fold_binary): Use code instead of t.
3880 * fold-const.c (optimize_minmax_comparison): Take decomposed
3881 arguments code, type, op0, and op1 instead of t.
3882 (fold_binary): Update a call to optimize_minmax_comparison.
3884 * fold-const.c (fold_range_test): Take decomposed arguments
3885 code, type, op0, and op1 instead of t.
3886 (fold_binary): Update a call to fold_range_test.
3888 * fold-const.c (fold_binary_op_with_conditional_arg): Take
3889 decomposed arguments code, type, op0, and op1 instead of t.
3890 (fold_binary): Update a call to fold_range_test.
3892 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3894 * fold-const.c (fold_binary): Avoid directly using the original
3895 expression t as much as possible.
3897 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3899 * c-semantics.c (build_stmt): Use TYPE_P instead of
3900 IS_NON_TYPE_CODE_CLASS.
3901 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
3902 (NON_TYPE_CHECK): Use TYPE_P instead of
3903 IS_NON_TYPE_CODE_CLASS.
3905 * fold-const.c (fold): Remove handling of binary expressions.
3907 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
3909 * doc/c-tree.texi: Wrap comments in @r{}.
3910 * doc/cpp.texi: Likewise.
3911 * doc/cppinternals.texi: Likewise.
3912 * doc/extend.texi: Likewise.
3913 * doc/md.texi: Likewise.
3914 * doc/objc.texi: Likewise.
3915 * doc/sourcebuild.texi: Likewise.
3916 * doc/tm.texi: Likewise.
3919 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3921 * predict.c (apply_return_prediction): Standardize PHI chain
3923 * tree-ssa.c (ssa_redirect_edge): Likewise.
3925 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
3926 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
3929 * tree-phinodes.c (remove_phi_node): Drop the last argument.
3930 * tree-flow.h: Adjust the prototype for remove_phi_node.
3931 * lambda-code.c (perfect_nestify): Adjust a call to
3934 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3935 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
3937 * tree-ssa-dce.c (remove_dead_phis): Likewise.
3938 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3939 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3940 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
3942 * combine.c (simplify_and_const_int): Use gen_int_mode instead
3943 of GEN_INT (trunc_int_for_mode (...)).
3944 * loop-iv.c (iv_number_of_iterations): Likewise.
3945 * postreload.c (reload_cse_move2add): Likewise.
3946 * simplify-rtx.c (simplify_const_unary_operation,
3947 simplify_const_binary_operation): Likewise.
3948 * stor-layout.c (get_mode_bounds): Likewise.
3950 * fold-const.c (fold_binary): New.
3951 (fold): Call fold_binary on binary expressions.
3953 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
3955 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
3956 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
3957 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
3958 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
3959 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
3961 2005-03-04 Devang Patel <dpatel@apple.com>
3963 PR tree-optimization/18815
3964 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3965 loops with zero exit edges.
3967 2005-03-04 Devang Patel <dpatel@apple.com>
3969 * doc/invoke.texi: Remove reference to webpage that does not exist.
3971 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
3972 Joseph S. Myers <joseph@codesourcery.com>
3975 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
3976 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
3977 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
3978 * pa.c (get_plabel): Change argument to symbol_ref. Call
3979 maybe_get_identifier instead of get_identifier.
3980 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
3981 (struct deferred_plabel): Replace name field with symbol field.
3982 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
3983 ASM_OUTPUT_EXTERNAL_REAL is defined.
3984 (output_global_address): Use output_addr_const for output of all
3986 (output_deferred_plabels): Use symbol_ref instead of name for address
3988 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
3989 ASM_OUTPUT_SYMBOL_REF): New macros.
3990 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
3992 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
3995 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
3997 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
3998 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4000 2005-03-04 Jeff Law <law@redhat.com>
4002 * basic-block.h (rediscover_loops_after_threading): Declare.
4003 * tree-ssa-dom.c: Include cfgloop.h.
4004 (tree_ssa_dominator_optimize): Discover loops and some basic
4005 properties. Remove forwarder blocks recreated by loop header
4006 canonicalization. Also mark backedges in the CFG.
4007 * tree-ssa-threadupdate.c: Include cfgloop.h
4008 (rediscover_loops_after_threading): Define.
4009 (struct local_info): New field, JUMP_THREADED.
4010 (prune_undesirable_thread_requests): New function.
4011 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4012 then record that fact for the callers of redirct_edges.
4013 (thread_block): If BB has incoming backedges, then call
4014 prune_undesirable_thraed_requests. Note when we are
4015 going to have to rediscover loop information. Return a
4016 boolean indicating if any jumps were threaded.
4017 (thread_through_all_blocks): Bubble up boolean indicating
4018 if any jumps were threaded.
4019 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4020 (tree-ssa-threadupdate.o): Similarly.
4022 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4024 * fold-const.c (fold_ternary): Unroll the "for" loop to
4027 2005-03-04 Andrew Haley <aph@redhat.com>
4029 * unwind-dw2-fde-glibc.c (struct
4030 unw_eh_callback_data.check_cache): New field.
4031 (frame_hdr_cache): New.
4032 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4033 Cache frame header info.
4035 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4037 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4038 (print_c_condition): Declare.
4039 * read-rtl.c (ptr_loc): New structure.
4040 (ptr_locs, ptr_loc_obstack, joined_conditions)
4041 (joined_conditions_obstack): New variables.
4042 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4043 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4044 (join_c_conditions, print_c_condition): New functions.
4045 (apply_macro_to_string): Associate the new string with the same
4046 source location as the old one.
4047 (add_condition_to_string): Use join_c_conditions.
4048 (read_string): Use set_rtx_ptr_loc to record a filename and line
4049 number for the string.
4050 (read_rtx): Initialize the new variables above.
4051 * genattrtab.c (write_test_expr, write_attr_value): Use
4053 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4054 comment above the GCC_VERSION check.
4055 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4056 Inline the definition of MAYBE_EVAL.
4057 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4058 * genoutput.c (process_template): Likewise.
4059 * genpreds.c (write_predicate_subfunction): Likewise.
4060 (write_predicate_expr): Use print_c_condition.
4061 * genrecog.c (write_cond): Likewise.
4062 * gensupport.c (process_rtx): Use join_c_conditions to join the
4063 conditions of a define_insn_and_split. Record a source location
4064 for the string after the "&&".
4065 (alter_test_for_insn): Use join_c_conditions.
4067 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4070 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4071 PR tree-optimization/15784
4072 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4075 2005-03-04 Ben Elliston <bje@au.ibm.com>
4077 * gcc.c (option_map): Add --coverage.
4078 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4079 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4080 * config/darwin.h: Pass -lgcov for `coverage'.
4081 * doc/invoke.texi (Debugging Options): Document --coverage.
4083 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4085 * gcse.c (bypass_block): Use find_edge wherever possible.
4087 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4091 * c-opts.c (c_common_parse_file): Call start_source_file
4092 and end_source_file at the approriate times.
4094 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4095 the main file, it will be done for us now.
4097 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4099 * fold-const.c (fold_ternary): New.
4100 (fold): Call fold_ternary on ternary expressions. Remove
4101 handling of ternary expressions.
4103 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4105 PR tree-optimization/15784
4106 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4109 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4111 * config/rs6000/predicates.md (branch_comparison_operator):
4112 Convert from C block to conditional format.
4114 2005-03-03 Jan Hubicka <jh@suse.cz>
4116 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4117 and non-constant public variables.
4119 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4121 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4124 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4127 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4128 calls to release_ssa_name and release_phi_node.
4130 * fold-const.c (fold): Remove handling of unary expressions.
4132 * fold-const.c (fold_unary): Avoid directly using the original
4133 expression t as much as possible.
4135 2005-03-03 Roger Sayle <roger@eyesopen.com>
4136 Andrew Pinski <pinskia@physics.uc.edu>
4138 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4139 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4141 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4143 Describe special registers SRP and MOF as allocatable registers.
4144 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4145 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4146 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4147 TARGET_HAS_MUL_INSNS.
4148 (cris_print_operand) <case 'd'>: New case.
4149 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4150 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4152 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4153 (REG_ALLOC_ORDER): Update for MOF.
4154 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4156 (GENERAL_REGS): No longer a define of ALL_REGS.
4157 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4158 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4160 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4161 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4162 (SECONDARY_RELOAD_CLASS): Define.
4163 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4164 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4165 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4166 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4167 (REGISTER_MOVE_COST): Define.
4168 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4169 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4170 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4171 (CRIS_MOF_REGNUM): New define_constants.
4172 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4174 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4176 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4177 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4178 Adjust for MOF being properly described as a register.
4179 (indir_to_reg_split): Name this split. Conditionalize on the
4180 destination register being a general register.
4181 (movei): Conditionalize on on operands 0 and 1 having the same
4184 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4187 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4188 -mcpu to override any other explicitly given flags.
4190 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4192 * recog.c (verify_changes, confirm_change_group): New functions,
4193 broken out of apply_change_group.
4194 (apply_change_group): Use them.
4195 * recog.h (verify_change, confirm_change_group): Declare.
4196 * rtl.h (redirect_jump_2): Declare.
4197 * jump.c (redirect_exp, invert_exp): Delete.
4198 (invert_exp_1): Take second parameter. Return value. Changed caller.
4199 (redirect_jump_2): New function, broken out of redirect_jump.
4200 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4201 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4202 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4204 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4206 * varasm.c (named_section): Use xstrdup rather than doing it by
4209 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4211 2005-03-02 Devang Patel <dpatel@apple.com>
4213 Undo PR tree-optimization/18815 fix.
4215 2005-03-02 Devang Patel <dpatel@apple.com>
4217 PR tree-optimization/18815
4218 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4219 loops with zero exit edges.
4221 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4223 * cfg.c (connect_src, connect_dest, disconnect_src,
4224 disconnct_dest): New.
4225 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4226 redirect_edge_pred): Use the new functions.
4228 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4229 free_dominance_info only when needed.
4231 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4234 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4235 (reg_or_sub_cint64_operand): Same.
4237 2005-03-02 Jeff Law <law@redhat.com>
4239 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4240 CFG_ALTERED in the main DOM iteration loop.
4242 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4245 * varasm.c (initializer_constant_valid_p): Allow conversions
4246 between OFFSET_TYPEs. Tidy.
4248 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4250 * config/cris/cris.md ("return"): Remove epilogue delay list
4253 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4255 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4257 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4259 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4261 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4262 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4263 config/m68k/m68k.c, config/mips/mips.h,
4264 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4265 doc/include/gcc-common.texi: Update copyright.
4267 PR middle-end/18029 and PR middle-end/18030
4268 * expr.c (optimize_bitfield_assignment_op): Add a special case
4269 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4271 * fold-const.c (fold_unary): New.
4272 (fold): Call fold_unary on unary expressions.
4274 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4276 * cgraph.h (struct cgraph_edge): Add prev_caller and
4278 (cgraph_node_remove_callees): Export.
4279 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4281 (cgraph_edge_remove_callee): New function.
4282 (cgraph_edge_remove_caller): Likewise.
4283 (cgraph_remove_edge): Use.
4284 (cgraph_redirect_edge_callee): Likewise.
4285 (cgraph_node_remove_callees): New function.
4286 (cgraph_node_remove_callers): Likewise.
4287 (cgraph_remove_node): Use.
4288 * tree-optimize.c (tree_rest_of_compilation): Use
4289 cgraph_node_remove_callees instead of manual loop.
4290 * cgraphunit.c (cgraph_finalize_function): Likewise.
4291 (cgraph_expand_function): Likewise.
4292 (cgraph_remove_unreachable_nodes): Likewise.
4294 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4297 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4299 * c-decl.c (undeclared_variable): Take location as argument.
4300 * c-typeck.c (build_external_ref): Likewise.
4301 * c-parser.c (c_parser_postfix_expression): Pass location of
4302 identifier to build_external_ref.
4304 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4306 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4307 CCEQ mode for branch_positive_comparison_operator test.
4308 * config/rs6000/predicates (branch_comparison_operator): Revert to
4310 (scc_comparison_operator): Same.
4311 (branch_positive_comparison_operator): Same.
4313 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4315 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4316 (cris_delay_slots_for_epilogue): Remove.
4317 (save_last): Move into cris_target_asm_function_epilogue.
4318 (cris_target_asm_function_epilogue): Remove tests for file being
4320 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4321 (cris_delay_slots_for_epilogue): Remove prototypes.
4322 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4323 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4325 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4327 * config/rs6000/predicates.md (branch_comparison_operator): Change
4328 to define_special_predicate.
4329 (scc_comparison_operator): Same.
4330 (branch_positive_comparison_operator): Same.
4332 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4334 * Makefile.in (tree-ssa-sink.o): New.
4335 (OBJS-common): Add tree-ssa-sink.o.
4336 * common.opt: Add -ftree-sink
4337 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4338 * timevar.def (TV_TREE_SINK): new timevar.
4339 * tree-flow.h (is_hidden_global_store): Prototype.
4340 * tree-optimize.c (init_tree_optimization_passes): Add
4342 * tree-pass.h (pass_sink_code): New.
4343 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4344 for non-obvious global store store to is_hidden_global_store, and
4345 call that new function.
4346 * tree-ssa-sink.c: New file.
4347 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4348 * doc/passes.texi: Document forward store motion.
4349 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4350 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4351 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4352 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4354 2005-03-01 Per Bothner <per@bothner.com>
4356 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4357 and we have a non-zero column-number, add it to the message.
4358 Also factor out the diagnostic_kind_text.
4360 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4362 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4363 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4364 flow_loop_scan): Removed.
4365 (flow_loop_dump): Do not dump removed fields.
4366 (flow_loop_free): Do not free removed fields.
4367 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4368 (loop_exit_edge_p): New function.
4369 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4370 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4371 num_exits, exits_doms.
4372 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4373 LOOP_EDGES, LOOP_ALL): Removed.
4374 (flow_loop_scan): Declaration removed.
4375 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4376 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4378 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4379 (if_convert): Call flow_loops_find and flow_loops_free
4380 when calling mark_loop_exit_edges.
4381 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4382 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4383 free_dominance_info calls.
4384 * loop-init.c (flow_loops_find): Ditto.
4385 * passes.c (rest_of_handle_branch_prob): Ditto.
4386 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4387 * loop-unroll.c (analyze_insns_in_loop): Do not use
4389 * predict.c (predict_loops): Do not call flow_loop_scan.
4390 Use get_loop_exit_edges.
4391 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4392 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4393 Do not use EDGE_LOOP_EXIT.
4394 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4395 to bb_with_exit_edge_p.
4396 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4397 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4398 to bb_with_exit_edge_p.
4399 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4401 * tree-loop-linear.c (linear_transform_loops): Do not call
4402 flow_loop_scan. Use loop->single_exit.
4403 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4404 (vect_analyze_loop_form): Do not call flow_loop_scan.
4405 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4407 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4409 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4410 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4411 slpeel_tree_duplicate_loop_to_edge_cfg,
4412 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4413 Use loop_preheader_edge and loop->single_exit. Do not call
4416 2005-03-01 Nick Clifton <nickc@redhat.com>
4418 * config/arm/arm.c (thumb_find_work_register): Check all of the
4419 argument registers to see if they are free, and a couple of
4420 special cases where the last argument register but can be proved
4421 to be available during the function's prologue.
4422 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4423 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4424 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4426 (thumb_compute_save_reg_mask): Likewise. Also use
4427 thumb_find_work_register() to ensure that there is agreement about
4428 which work register is going to be used in the prologue.
4429 (thumb_output_function_prologue): Use unsigned long as the type
4430 for the register bit-mask. Also delay pushing the link register if
4431 other high registers are going to be pushed.
4432 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4433 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4434 redundant prototypes.
4436 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4439 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4440 and after reload in REG+REG indexed addresses without REG_POINTER
4441 set in the base and not set in the index.
4443 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4445 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4446 Don't undefine here.
4447 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4448 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4449 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4450 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4451 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4453 * config.gcc (sh*-*-linux*): Use config/linux.h.
4455 2005-02-28 Dale Johannesen <dalej@apple.com>
4456 Stan Shebs <shebs@apple.com>
4458 Rewrite of 64-bit Darwin structure-by-value pass/return.
4459 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4460 intoffset, use_stack, named.
4461 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4462 (rs6000_darwin64_record_arg_advance_flush): New.
4463 (rs6000_darwin64_record_arg_advance_recurse): New.
4464 (rs6000_darwin64_record_arg_flush): New.
4465 (rs6000_darwin64_record_arg_recurse): New.
4466 (rs6000_darwin64_record_arg): New.
4467 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4468 (function_arg_boundary): Handle 128-bit aligned structs.
4469 (function_arg_advance): Rewrite darwin64 struct handling.
4470 (function_arg): Call rs6000_darwin64_record_arg.
4471 (function_arg_partial_nregs): Handle darwin64 structs.
4472 (rs6000_darwin64_function_value): Remove.
4473 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4475 2005-02-28 Roger Sayle <roger@eyesopen.com>
4477 PR tree-optimization/20216
4478 * tree-chrec.c (tree_fold_factorial): Delete.
4479 (tree_fold_binomial): Change argument list to take a return type
4480 and change the type of K to unsigned int. Rewrite to avoid explicit
4481 evaluation of factorials, and (recursively) calling fold to perform
4482 compile-time arithmetic. Return NULL on (internal) overflow.
4483 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4484 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4485 if any intermediate calculation overflows.
4486 (chrec_apply): Update call to chrec_evaluate.
4488 2005-02-28 James E Wilson <wilson@specifixinc.com>
4490 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4492 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4495 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4496 instead of NULL_TREE on error.
4498 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4500 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4501 (EASY_VECTOR_15_ADD_SELF): Remove.
4502 (num_insns_constant_wide): Not static.
4503 (validate_condition_mode): Not static.
4504 (toc_relative_expr_p): Not static.
4505 (legitimate_indirect_address_p): Not static.
4506 (macho_lo_sum_memory_operand): Not static.
4507 (invalid_e500_subreg): Not static.
4508 (easy_vector_same): Not static.
4509 (easy_vector_splat_const): Not static.
4510 (RS6000_SYMBOL_REF_TLS_P): Remove.
4511 (any_operand): Delete.
4512 (any_parallel_operand): Delete.
4513 (count_register_operand): Delete.
4514 (altivec_register_operand): Delete.
4515 (xer_operand): Delete.
4516 (s8bit_cint_operand): Delete.
4517 (short_cint_operand): Delete.
4518 (u_short_cint_operand): Delete.
4519 (non_short_cint_operand): Delete.
4520 (exact_log2_cint_operand): Delete.
4521 (gpc_reg_operand): Delete.
4522 (cc_reg_operand): Delete.
4523 (cc_reg_not_cr0_operand): Delete.
4524 (reg_or_short_operand): Delete.
4525 (reg_or_neg_short_operand): Delete.
4526 (reg_or_aligned_short_operand): Delete.
4527 (reg_or_u_short_operand): Delete.
4528 (reg_or_cint_operand): Delete.
4529 (reg_or_arith_cint_operand): Delete.
4530 (reg_or_add_cint64_operand): Delete.
4531 (reg_or_sub_cint64_operand): Delete.
4532 (reg_or_logical_cint_operand): Delete.
4533 (got_operand): Delete.
4534 (got_no_const_operand): Delete.
4535 (easy_fp_constant): Delete.
4536 (easy_vector_constant): Delete.
4537 (easy_vector_constant_add_self): Delete.
4538 (zero_constant): Delete.
4539 (zero_fp_constant): Delete.
4540 (volatile_mem_operand): Delete.
4541 (offsettable_mem_operand): Delete.
4542 (mem_or_easy_const_operand): Delete.
4543 (add_operand): Delete.
4544 (non_add_cint_operand): Delete.
4545 (logical_operand): Delete.
4546 (non_logical_cint_operand): Delete.
4547 (mask_operand): Delete.
4548 (mask_operand_wrap): Delete.
4549 (mask64_operand): Delete.
4550 (mask64_2_operand): Delete.
4551 (and64_operand): Delete.
4552 (and64_2_operand): Delete.
4553 (and_operand): Delete.
4554 (reg_or_mem_operand): Delete.
4555 (lwa_operand): Delete.
4556 (symbol_ref_operand): Delete.
4557 (call_operand): Delete.
4558 (current_file_function_operand): Delete.
4559 (input_operand): Delete.
4560 (rs6000_nonimmediate_operand): Delete.
4561 (rs6000_tls_symbol_ref): Delete.
4562 (save_world_operation): Delete.
4563 (restore_world_operation): Delete.
4564 (load_multiple_operation): Delete.
4565 (store_multiple_operation): Delete.
4566 (vrsave_operation): Delete.
4567 (mfcr_operation): Delete.
4568 (mtcrf_operation): Delete.
4569 (lmw_operation): Delete.
4570 (stmw_operation): Delete.
4571 (branch_comparison_operator): Delete.
4572 (branch_positive_comparison_operator): Delete.
4573 (scc_comparison_operator): Delete.
4574 (trap_comparison_operator): Delete.
4575 (boolean_operator): Delete.
4576 (boolean_or_operator): Delete.
4577 (min_max_operator): Delete.
4578 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4579 (EASY_VECTOR_15): Moved to here.
4580 (EASY_VECTOR_15_ADD_SELF): Move to here.
4581 (PREDICATE_CODES): Delete.
4582 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4583 Declare functions no longer static.
4584 * config/rs6000/predicates.md: New.
4585 * config/rs6000/rs6000.md: Include predicates.md
4587 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4589 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4590 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4592 * cfgrtl.c (need_fake_edge_p): Likewise.
4593 * combine.c (distribute_notes): Likewise.
4594 * emit-rtl.c (try_split): Likewise.
4595 * recog.c (peephole2_opimize): Likewise.
4596 * reg-notes.def (ALWAYS_RETURN): Remove.
4597 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4598 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4599 * tree.h (ECF_ALWAYS_RETURN): Remove.
4601 2005-02-28 Roger Sayle <roger@eyesopen.com>
4604 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4605 between different machine modes is never a "useless" conversion.
4607 2005-02-28 Geert Bosch <bosch@gnat.com>
4610 * doc/contrib.texi: List contributors for Ada front end
4612 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4614 * simplify-rtx.c (simplify_unary_operation_1,
4615 simplify_const_unary_operation): New, extracted from...
4616 (simplify_unary_operation): ... this one.
4617 (simplify_binary_operation_1,
4618 simplify_const_binary_operation): New, extracted from...
4619 (simplify_binary_operation): ... this one.
4620 * rtl.h (simplify_const_unary_operation,
4621 simplify_const_binary_operation): Add prototypes.
4623 2005-02-28 Julian Brown <julian@codesourcery.com>
4625 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4626 building libjava and caused PR regression/20228.
4628 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4631 * Makefile.in (host_subdir): New.
4632 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4633 * configure: Regenerate.
4635 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4637 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4638 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4639 installation directory first.
4641 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4644 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4645 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4646 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4647 * config/cris/cris.md: Tweak comments referring to Q.
4648 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4649 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4650 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4651 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4652 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4653 Insert spaces in constraints to align alternatives vertically for
4655 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4658 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4660 PR rtl-optimization/17728
4661 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4662 operand 0 from general_operand to move_dest_operand.
4664 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4666 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4667 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4668 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4669 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4671 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4673 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4674 * configure: Regenerate.
4675 * libada-mk.in: Remove CC; rename
4676 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4678 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4681 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4682 for the lhs, also walk over the tree. Likewise for rhs.
4684 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4686 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4687 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4688 Do not propagate value of iv before increment over the increment.
4690 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4692 * c-parser.c: New file.
4693 * c-parse.in: Remove.
4694 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4696 (c-parser.o): Add dependencies.
4697 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4698 maintainer-clean, TAGS): Update.
4699 * c-config-lang.in (gtfiles): Update.
4700 * gengtype-lex.l: Don't handle "@@".
4701 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4702 objc_build_synchronized, objc_begin_try_stmt,
4703 objc_begin_catch_clause, objc_finish_catch_clause,
4704 objc_build_finally_clause, objc_finish_try_stmt): New.
4705 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4707 (c_parse_init): Update comment.
4708 * c-decl.c (c_init_decl_processing): Update comment.
4709 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4710 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4711 new c_declspecs members.
4713 2005-02-25 Julian Brown <julian@codesourcery.com>
4715 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4716 from being used for symbols with vague linkage when
4717 HAVE_GAS_COMDAT_GROUP is true.
4719 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4721 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4723 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4726 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4727 (LIBGCC2_HAS_DF_MODE): New.
4728 (LIBGCC2_HAS_XF_MODE): New.
4729 (LIBGCC2_HAS_TF_MODE): New.
4730 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4731 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4732 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4733 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4734 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4735 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4736 and add _fixtfdi, _fixunstfdi, _floatditf
4737 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4738 L_fixunstfdi, L_floatditf.
4739 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4740 (LIBGCC2_HAS_TF_MODE): Define.
4742 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4744 PR tree-optimization/20204
4745 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4746 REWRITE_THIS_STMT markers on PHI nodes.
4747 (rewrite_initialize_block): Likewise.
4749 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4751 * version.c (version_string): Update to 4.1.
4753 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4755 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4756 Clarify that the alternative way doesn't work in GNU C++.
4758 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4760 PR tree-optimization/19937
4761 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4762 to the type of the induction variable.
4764 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4766 PR rtl-optimization/20117
4767 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4768 the block including noncopyable insn.
4770 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4772 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4773 calls to find_reg_note.
4775 2005-02-24 Richard Henderson <rth@redhat.com>
4778 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4781 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4783 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4784 vector types if to use base reg for misaligned non-word ld/std.
4786 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4789 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4790 dwarf2 label manually and put it after, not before the prologue.
4792 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4795 * reload.c (operands_match_p): Only increment register number for
4796 SCALAR_INT_MODE_P modes in multiple hard registers.
4798 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4801 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4803 * ChangeLog.5: Fix log message typo(s).
4804 * ChangeLog.7: Likewise.
4805 * ChangeLog.tree-ssa: Likewise.
4806 * cfgexpand.c: Fix comment typo(s).
4807 * conflict.c: Likewise.
4808 * defaults.h: Likewise.
4809 * dwarf2out.c: Likewise.
4811 * ggc-page.c: Likewise.
4812 * tree-eh.c: Likewise.
4813 * tree-ssa-dom.c: Likewise.
4815 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4818 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
4819 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
4820 if SHARED is defined.
4823 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
4824 allow splitting only if operands 0 and 3 don't overlap.
4826 2005-02-24 Richard Henderson <rth@redhat.com>
4829 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
4830 (fold_builtin_1): Call them.
4831 * fold-const.c (fold_complex_mult_parts): Split out from ...
4832 (fold_complex_mult): ... here. Fix typo in both imaginary case.
4833 (fold_complex_div_parts, fold_complex_div): New.
4835 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
4837 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4839 * tree-ssa-ccp.c (visit_assignment): Verify that result of
4840 VIEW_CONVERT_EXPR is_gimple_min_invariant.
4842 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
4843 (print_node): Likewise.
4844 Print TYPE_SIZES_GIMPLIFIED.
4846 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4848 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
4849 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
4850 operands as commutative in constraints.
4852 2005-02-24 Diego Novillo <dnovillo@redhat.com>
4854 * tree-into-ssa.c: Re-organize internal functions.
4856 2005-02-24 Richard Henderson <rth@redhat.com>
4859 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
4861 * common.opt (fcx-limited-range): New.
4862 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
4863 * toplev.c (flag_complex_method): Initialize to 1.
4864 (process_options): Set flag_complex_method to 0 if
4865 flag_cx_limited_range.
4866 * doc/invoke.texi (-fcx-limited-range): New.
4868 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4870 * cse.c (delete_trivially_dead_insns): Speed up by using
4871 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
4874 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
4876 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
4877 functions when -mid-shared-library is being used.
4879 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4881 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
4882 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
4883 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
4884 * system.h: Poison LINK_LIBGCC_SPECIAL.
4886 2005-02-23 James E Wilson <wilson@specifixinc.com>
4888 * gengtype.c (note_insn_name): Make 1 element larger.
4890 2005-02-23 Roger Sayle <roger@eyesopen.com>
4893 PR rtl-optimization/20097
4894 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4895 BImode SUBREGs of SImode registers which confuse the ia64 backend.
4897 2005-02-23 David Edelsohn <edelsohn@gnu.org>
4899 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
4900 * t-aix52 (SHLIB_INSTALL): Same.
4902 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
4904 * genpreds.c: Update copyright.
4906 2005-02-23 Michael Beach <michaelb@ieee.org>
4909 * config/sparc/t-elf (startup files): Assemble with CPP.
4911 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
4913 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
4914 (write_predicate_expr): Likewise.
4916 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4918 PR tree-optimization/20100
4919 PR tree-optimization/20115
4920 * tree-optimize.c (init_tree_optimization_passes): Remove
4921 pass_maybe_create_global_var.
4922 * tree-pass.h (pass_maybe_create_global_var): Remove.
4923 * tree-ssa-alias.c (aliases_computed_p): Declare.
4924 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
4925 (count_calls_and_maybe_create_global_var): Remove.
4926 (pass_maybe_create_global_var): Remove.
4927 (init_alias_info): Do not declare aliases_computed_p.
4928 (maybe_create_global_var): If the function contains no
4929 call-clobbered variables and a mix of pure/const and regular
4930 function calls, create .GLOBAL_VAR.
4931 Mark all call-clobbered variables for renaming.
4932 (merge_pointed_to_info): Update comment.
4933 (add_pointed_to_var): Likewise.
4934 (is_escape_site): Likewise.
4935 Accept struct alias_info * instead of size_t *.
4937 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
4939 * tree-ssa-operands.c (get_call_expr_operands): If
4940 ALIASES_COMPUTED_P is false, do not add call-clobbering
4942 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
4943 (delete_tree_ssa): Likewise.
4945 2005-02-22 James E Wilson <wilson@specifixinc.com>
4947 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
4948 (do_compile): Do call it here.
4950 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4952 PR rtl-optimization/20017.
4953 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
4954 rest_of_handle_cse2, rest_of_handle_gcse): Call
4955 delete_dead_jumptables immediately before calling cleanup_cfg.
4957 2005-02-22 Devang Patel <dpatel@apple.com>
4960 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
4963 2005-02-22 David Edelsohn <edelsohn@gnu.org>
4965 * config/rs6000/aix.h (WINT_TYPE): Define.
4967 2005-02-22 Stan Shebs <shebs@apple.com>
4969 * config/rs6000/rs6000.c (rs6000_override_options): Default to
4970 natural alignment for 64-bit Darwin.
4971 (rs6000_parse_alignment_option): Warn about uses of -malign-power
4973 * doc/invoke.texi: Document this.
4975 2005-02-22 DJ Delorie <dj@redhat.com>
4977 * c-common.c (c_common_type_for_mode): Pass the mode's precision
4978 to make_[un]signed_type, not the mode itself.
4980 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4982 * cfg.c (cached_make_edge): Call make_edge if edge cache is
4983 not available. Use tail calls wherever possible.
4984 (make_edge): Call unchecked_make_edge to create an edge.
4986 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
4987 (coalesce_ssa_name): Don't check for
4988 SSANORM_USE_COALESCE_LIST.
4989 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
4991 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4993 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
4994 (rewrite_into_ssa): ... here.
4996 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
4998 PR tree-optimization/19786
4999 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5000 tag to another's may-alias bitmap when adding to the other's list.
5002 2005-02-21 DJ Delorie <dj@redhat.com>
5004 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5005 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5006 registers in unsupported ways.
5007 * expmed.c (init_expmed): Likewise.
5009 2005-02-21 Stan Cox <scox@redhat.com>
5011 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5013 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5015 * tree-cfg.c (fold_cond_expr_cond): New.
5016 (make_edges): Call fold_cond_expr_cond.
5017 (find_taken_edge): Accept nothing but INTEGER_CST.
5018 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5020 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5022 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5023 that do not belong to any basic block.
5025 2005-02-21 Jeff Law <law@redhat.com>
5027 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5030 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5032 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5033 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5034 Adjust their definitions.
5035 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5036 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5038 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5039 genautomata.c, langhooks.c, langhooks.h, system.h,
5040 config/arm/lib1funcs.asm: Update copyright.
5042 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5044 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5046 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5049 * doc/install.texi: Document --with-gc.
5051 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5053 * simplify-rtx.c (simplify_unary_operation): Add a missing
5056 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5058 PR tree-optimization/18663
5059 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5060 if the type has variable bounds.
5062 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5064 * gcse.c: Remove an obsolete comment.
5066 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5068 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5070 * doc/extend.texi (Function Attributes) <Attribute const>: The
5071 attribute "pure" is below this text, not above.
5073 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5075 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5076 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5077 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5079 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5082 * langhooks.h (struct lang_hooks): Add to_target_charset.
5083 * langhooks.c (lhd_to_target_charset): New function.
5084 * langhooks-def.h: Declare lhd_to_target_charset.
5085 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5086 (LANG_HOOKS_INITIALIZER): Update.
5087 * c-common.c (c_common_to_target_charset): New function.
5088 * c-common.h: Declare it.
5089 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5090 c_common_to_target_charset.
5092 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5093 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5095 * system.h: Poison them.
5096 * doc/tm.texi: Don't discuss them.
5097 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5098 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5099 (pp_c_char): Do not attempt to generate letter escapes for
5101 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5102 * config/mips/mips.c (mips_output_ascii): Likewise.
5104 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5106 PR tree-optimization/19951
5107 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5110 2005-02-19 Steven Bosscher <stevenb@suse.de>
5113 * function.h (struct function): New field `max_loop_depth'.
5114 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5115 (flow_loops_find): Reset the max loop depth count before finding loops.
5116 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5117 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5118 (calculate_global_regs_live): Make sure the loop will terminate
5119 when the initial sets are not empty.
5121 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5123 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5125 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5127 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5130 * doc/invoke.texi: Remove documentation of %M spec.
5132 (init_spec): Remove %M suffix from -lgcc_s.
5133 (do_spec_1): Remove 'M' case.
5134 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5135 to put shared libraries in the multilib directory. Remove the
5136 shlib_so_soname substitution variable. Don't add a multilib encoding
5137 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5138 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5139 SHLIB_INSTALL as well as SHLIB_LINK.
5140 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5141 (SHLIB_NAME): Delete.
5142 (SHLIB_DIR): New macro.
5143 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5144 (SHLIB_INSTALL): Adjust accordingly.
5145 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5146 * config/t-slibgcc-sld: Likewise.
5147 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5148 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5149 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5151 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5152 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5153 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5154 Use @shlib_base_name@ instead of @shlib_so_name@.
5155 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5156 and @shlib_base_name@.so in @multilib_dir@.
5157 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5158 to the install path.
5159 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5160 (SHLIB_LINK): Remove previous workaround.
5161 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5162 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5163 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5165 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5166 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5167 (SHLIB_INSTALL): Adjust accordingly.
5168 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5169 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5170 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5171 config/t-slibgcc-elf-ver.
5173 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5174 Jakub Jelinek <jakub@redhat.com>
5176 PR tree-optimization/19828
5177 * tree-ssa-loop-im.c: Add a TODO comment.
5178 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5179 without side-effects.
5181 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5183 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5186 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5188 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5189 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5190 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5192 (ia64_reorg): Delete fixup_errata call.
5193 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5194 (TARGET_SWITCHES): Delete -mb-step entry.
5196 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5199 * c-typeck.c (composite_type): Handle quals in transparent unions.
5200 (type_lists_compatible_p): Likewise.
5202 2005-02-18 Stan Shebs <shebs@apple.com>
5204 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5205 expressions in the .literal8 section.
5207 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5209 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5211 2005-02-18 Roger Sayle <roger@eyesopen.com>
5213 * fold-const.c (constant_boolean_node): Always create values of the
5214 specified type, don't bother calling truthvalue_conversion.
5216 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5218 * except.c (output_function_exception_table): Call
5219 assemble_external_libcall (eh_personality_libfunc).
5221 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5224 * config/ia64/ia64.h (struct machine_function): Add state_num.
5225 * config/ia64/ia64.c (process_epilogue,
5226 process_for_unwind_directive): Use new unwind state numbers each
5227 time rather than state 1.
5229 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5232 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5233 before the "*llgt_didi" pattern.
5235 2005-02-18 Jason Merrill <jason@redhat.com>
5237 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5239 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5241 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5242 (div0): Use it in place of ARM_FUNC_ALIAS.
5243 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5245 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5248 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5249 access, the lower bound of the array type if it exists.
5251 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5254 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5255 cases that are out-of-range for the index type.
5257 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5259 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5260 (estimate_case_costs): Don't call convert.
5261 * expmed.c (expand_shift): Likewise.
5262 (make_tree): Call fold_convert instead of convert.
5264 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5267 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5268 that ref to be marked MEM_READONLY_P doesn't have base that needs
5271 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5273 * genautomata.c (output_get_cpu_unit_code_func,
5274 output_cpu_unit_reservation_p): Don't generate old-style function
5277 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5280 PR tree-optimization/20009
5281 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5283 PR tree-optimization/18947
5284 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5285 inline, remove all nodes that are inlined into the extern inline
5288 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5290 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5291 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5292 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5293 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5296 2005-02-17 Roger Sayle <roger@eyesopen.com>
5298 PR tree-optimization/19917
5299 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5300 to be potentially trapping.
5302 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5304 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5306 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5308 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5309 tem becomes a local variable which is set to the value of the
5310 back end defined INITIAL_FRAME_ADDRESS macro.
5311 (expand_builtin_frame_address): Omit the base parameter to
5312 expand_builtin_return_addr.
5313 (expand_builtin_profile_func): Likewise.
5314 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5315 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5316 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5318 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5320 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5321 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5322 * config/frv/frv.c (frv_function_epilogue): Likewise.
5324 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5326 * lambda-code (perfect_nestify): Remove mark/unmark
5328 * tree-loop-linear.c (linear_transform_loops): Add
5329 rewrite_into_ssa call so that ssa is correct for
5330 rewriting into loop closed.
5332 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5334 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5335 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5337 * bt-load.c (btr_def_live_range, combine_btr_defs,
5338 migrate_btr_def, migrate_btr_defs): Likewise.
5339 * cfgcleanup.c (thread_jump): Likewise.
5340 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5341 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5342 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5343 df_rd_local_compute, df_reg_info_compute): Likewise.
5344 * dominance.c (init_dom_info, free_dom_info): Likewise.
5345 * flow.c (init_propagate_block_info,
5346 free_propagate_block_info): Likewise.
5347 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5348 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5349 modify_reg_pav): Likewise.
5350 * loop-invariant.c (find_defs, find_invariant_insn,
5351 find_invariants, free_inv_motion_data): Likewise.
5352 * predict.c (tree_predict_by_opcode,
5353 estimate_bb_frequencies): Likewise.
5354 * stmt.c (expand_case): Likewise.
5355 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5356 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5357 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5358 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5359 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5360 rewrite_ssa_into_ssa): Likewise.
5361 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5362 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5363 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5364 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5365 * tree-sra.c (tree_sra): Likewise.
5366 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5367 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5368 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5369 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5370 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5371 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5373 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5374 calculate_live_on_entry, calculate_live_on_exit,
5375 build_tree_conflict_graph): Likewise.
5376 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5377 record_important_candidates, set_use_iv_cost, find_depends,
5378 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5379 tree_ssa_iv_optimize_finalize): Likewise.
5380 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5381 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5382 tree_duplicate_loop_to_header_edge): Likewise.
5383 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5384 * tree-ssa.c (verify_flow_insensitive_alias_info,
5385 verify_name_tags, verify_ssa, init_tree_ssa,
5386 delete_tree_ssa): Likewise.
5387 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5388 fini_ssanames): Likewise.
5389 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5391 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5393 * config/rs6000/t-rtems: Completely reworked.
5395 2005-02-17 Ira Rosen <irar@il.ibm.com>
5397 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5399 2005-02-17 Ira Rosen <irar@il.ibm.com>
5401 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5402 POINTER_TYPE_P when checking that type is a pointer.
5403 (vect_get_memtag): Remove.
5404 (vect_address_analysis): Use POINTER_TYPE_P. Call
5405 vect_object_analysis with dummy parameter for memtag.
5406 (vect_object_analysis): Extract memtag (functionality that
5407 used to be in vect_get_memtag and moved here). Fix printings.
5408 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5409 with correct parameters. Remove call to vect_get_memtag.
5411 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5413 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5414 (tree-vectorizer.o): Added missing dependencies.
5416 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5418 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5419 declaration in tree-vectorizer.c, now has an extern declaration in
5421 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5422 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5423 get_vectype_for_scalar_type, vect_is_simple_use,
5424 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5425 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5426 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5427 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5428 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5429 find_loop_location): Likewise.
5431 * tree-vectorizer.c (langhooks.h): #include removed.
5432 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5433 moved to tree-vectorized.h.
5434 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5435 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5436 get_vectype_for_scalar_type, vect_is_simple_use,
5437 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5438 vect_supportable_dr_alignment, new_loop_vec_info,
5439 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5440 vect_set_verbosity_level, find_loop_location): Likewise.
5442 (vect_analyze_loop): Function externalized. Declaration moved to
5443 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5444 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5445 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5446 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5447 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5448 vect_enhance_data_refs_alignment, vect_analyze_operations,
5449 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5450 vect_stmt_relevant_p, vect_get_loop_niters,
5451 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5452 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5453 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5454 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5455 vect_get_memtag): Likewise.
5457 (vectorizable_load): Function externalized. Declaration moved to
5458 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5459 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5460 vect_transform_loop): Likewise.
5461 (vect_transform_stmt): Moved to tree-vect-transform.c.
5462 (vect_align_data_ref, vect_create_destination_var,
5463 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5464 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5465 vect_get_vec_def_for_operand, vect_init_vector,
5466 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5467 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5468 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5469 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5470 vect_do_peeling_for_loop_bound): Likewise.
5472 * tree-vect-analyze.c: New file.
5473 * tree-vect-transform.c: New file.
5475 2005-02-17 Jason Merrill <jason@redhat.com>
5477 PR mudflap/19319, c++/19317
5478 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5481 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5483 * doc/install.texi (Specific): Update link for Darwin-specific
5486 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5488 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5489 constant_boolean_node.
5491 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5494 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5495 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5497 2005-02-16 Richard Henderson <rth@redhat.com>
5500 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5502 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5503 replace uses with Wtype_MAXp1_F.
5504 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5505 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5506 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5507 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5508 and HAVE_TFMODE as appropriate.
5509 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5510 (__floatdisf): Likewise.
5511 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5512 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5513 (Wtype_MAXp1_F): New.
5514 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5515 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5517 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5520 * arm.c (arm_apply_result_size): New function.
5521 * arm.h (APPLY_RESULT_SIZE): Define.
5522 * arm-protos.h (arm_apply_result_size): Add prototype.
5523 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5524 (movxf): New expand.
5525 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5526 (call_value_symbol): Remove predicate for operand 0.
5527 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5528 (untyped_call): Rework to correclty return values for any type.
5529 (untyped_return): New expand.
5530 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5532 2005-02-16 Stan Shebs <shebs@apple.com>
5534 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5535 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5537 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5539 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5540 configure settings on Solaris 7 and later.
5542 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5544 PR tree-optimization/19865
5545 * tree-optimize.c (init_tree_optimization_passes): Run
5546 pass_may_alias after pass_sra.
5548 2005-02-16 Richard Henderson <rth@redhat.com>
5549 Stuart Hastings <stuart@apple.com>
5552 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5553 Do nothing if debug info suppressed for this function.
5554 (dbxout_begin_function): Early exit if debug info suppressed for
5557 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5560 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5562 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5564 PR tree-optimization/19967
5565 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5566 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5567 argument TYPE. Adjust calls to fold_builtin_XXX.
5568 (expand_builtin, fold_builtin_1): Adjust calls to
5570 (fold_builtin_strchr, fold_builtin_strpbrk,
5571 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5572 result to a requested type TYPE.
5574 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5577 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5578 (T)x & (T)cst if (T)cst overflows.
5579 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5580 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5582 2005-02-15 Jeff Law <law@redhat.com>
5584 * gcse.c (blocks_with_calls): New bitmap.
5585 (alloc_gcse_mem): Allocate it.
5586 (free_gcse_mem): Free it.
5587 (clear_modifY_mem_tables): Clear it.
5588 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5589 when we encounter CALL_INSNs.
5590 (compute_transp, case MEM): Handle blocks with calls separate
5591 from blocks without calls. Use bitmap iterators rather than
5594 2005-02-15 Peter O'Gorman <peter@pogma.com>
5597 * mklibgcc.in (vis_hide): Use a temporary object file, not
5600 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5603 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5604 access optimization.
5606 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5607 Alan Modra <amodra@bigpond.net.au>
5610 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5611 (_xlqsub): Rename to __gcc_qsub.
5612 (_xlqmul): Rename to __gcc_qmul.
5613 (_xlqdiv): Rename to __gcc_qdiv.
5614 Provide versioned symbol aliases with old names.
5615 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5616 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5617 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5618 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5619 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5621 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5623 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5624 Fold ~(A - 1) and ~(A + -1) to -A.
5626 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5630 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5631 config/pa/pa-host.c:pa_gt_pch_use_address.
5633 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5635 * tree-vn.c (get_value_handle): Make sure that given an
5636 is_gimple_min_invariant expression, we always return it.
5638 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5640 * passes.c (rest_of_handle_gcse): Fix a comment.
5642 2005-02-15 Jeff Law <law@redhat.com>
5644 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5646 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5647 (canon_list_insert, record_last_mem_set_info): Similarly.
5648 (clear_modify_mem_tables): Similarly.
5650 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5652 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5653 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5654 config/mips/mips.md, config/rs6000/aix.h,
5655 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5657 2005-02-15 Richard Henderson <rth@redhat.com>
5659 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5660 call to be best_edge.
5662 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5664 * basic-block.h: Adjust the prototype for find_basic_blocks.
5665 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5666 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5669 * flow.c (recompute_reg_usage): Remove all arguments.
5670 * passes.c (rest_of_compilation): Adjust the call to
5671 recompute_reg_usage.
5672 * rtl.h: Adjust the prototype for recompute_reg_usage.
5674 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5676 * tree-dump.c (dump_files): Update to reflect new member
5678 (dump_register): Add new argument.
5680 (dump_switch_p_1): Check against glob name if doglob was passed.
5681 (dump_switch_p): Check against regular first, then glob if
5682 we didn't have any hits on the dump name.
5683 * tree-optimize.c (register_one_dump_file):
5684 Pass in glob name as well.
5685 * tree-pass.h (struct dump_file_info): Add glob
5688 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5690 PR preprocessor/16323
5691 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5693 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5696 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5697 (trunctfdf2_internal1): New.
5698 (trunctfdf2_internal2): Renamed from trunctfdf2.
5700 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5702 PR tree-optimization/19853
5703 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5705 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5707 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5708 delete_dead_jumptables and cleanup_cfg.
5710 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5712 * reload.c (find_reloads): Swap address_reloaded flags when
5713 swapping commutative operands.
5715 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5717 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5718 Use standard_iv_increment_position for computing the bsi position
5720 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5723 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5726 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5727 life range of hard registers.
5728 * value-prof.c (insn_prefetch_values_to_profile): Only
5731 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5732 profile in libcalls.
5734 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5736 * bitmap.h (bitmap_and_compl_into): Return bool.
5737 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5739 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5741 PR tree-optimization/19944
5742 * fold-const.c (fold): Re-add ABS_EXPR folding.
5744 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5747 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5748 {TARGET,MASK}_XL_COMPAT.
5749 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5751 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5752 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5754 (rs6000_arg_partial_bytes): Same.
5755 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5756 and XL compatibility enabled.
5757 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5758 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5759 test to final condition.
5760 (cmptf_internal2): New.
5761 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5762 xl-compat. Add TFmode information to description.
5764 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5766 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5768 2005-02-13 Jason Merrill <jason@redhat.com>
5771 * fold-const.c (fold_indirect_ref_1): Split out from...
5772 (build_fold_indirect_ref): Here.
5773 (fold_indirect_ref): New fn.
5774 * tree.h: Declare it.
5775 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5776 (gimplify_modify_expr_rhs): Likewise.
5777 (gimplify_expr): Likewise.
5779 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5781 PR tree-optimization/14303
5782 PR tree-optimization/15784
5783 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5784 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5785 ABS_EXPR<x> != 0 to x != 0.
5787 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5789 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5790 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5791 spelling conventions.
5793 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5794 delete_trivially_dead_insns too many times.
5796 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5799 2005-02-12 Ira Rosen <irar@il.ibm.com>
5801 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5802 (vect_is_simple_iv_evolution): Remove redundant parameter
5804 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5805 without last parameter.
5806 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5807 Return pointer step. Call vect_is_simple_iv_evolution without
5808 last parameter. Check only that the step is multiple of size
5809 type. Remove stmt_vinfo updates.
5810 (vect_get_memtag_and_dr): Remove.
5811 (vect_get_memtag): New function.
5812 (vect_address_analysis): New function.
5813 (vect_object_analysis): New function.
5814 (vect_analyze_data_refs): Call vect_object_analysis and
5815 vect_get_memtag. Update stmt_vinfo fields.
5817 2005-02-12 Ira Rosen <irar@il.ibm.com>
5819 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
5820 exist and are objects. Remove checks for pointer.
5821 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
5822 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
5823 (vect_create_data_ref_ptr): Likewise.
5824 (vect_base_addr_differ_p): New function.
5825 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
5826 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
5827 Don't set the DR_BASE_NAME field of data-ref.
5828 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
5830 2005-02-12 Uros Bizjak <uros@kss-loka.si>
5832 * optabs.h (enum optab_index): Add new OTI_ldexp.
5833 (ldexp_optab): Define corresponding macro.
5834 * optabs.c (init_optabs): Initialize ldexp_optab.
5835 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
5837 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
5839 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
5840 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
5842 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
5843 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
5846 2005-02-12 Ira Rosen <irar@il.ibm.com>
5848 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
5850 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
5852 (vect_get_base_and_offset): Always return an address.
5853 (vect_create_addr_base_for_vector_ref): Remove treatment for
5854 different data reference types.
5855 (vect_compute_data_ref_alignment): Rename base to base_address in
5856 stmt_vec_info. Get the object in order to force its alignment.
5857 (vect_get_memtag_and_dr): Rename base to base_address in
5858 stmt_vec_info. Extract the object for memtag analysis.
5860 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
5862 PR regression/19898.
5863 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
5864 changes cc_status, use apply modified_in_p to part of cc_status
5865 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
5868 2005-02-11 Richard Henderson <rth@redhat.com>
5870 * tree-complex.c (expand_complex_libcall): New.
5871 (expand_complex_multiplication): Use it for c99 compliance.
5872 (expand_complex_division): Likewise.
5873 * fold-const.c (fold_complex_add, fold_complex_mult): New.
5875 * builtins.c (built_in_names): Remove const.
5876 * tree.c (build_common_builtin_nodes): Build complex arithmetic
5878 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
5879 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
5880 (built_in_names): Remove const.
5881 * c-common.c (c_common_type_for_mode): Handle complex modes.
5882 * flags.h, toplev.c (flag_complex_method): Rename from
5883 flag_complex_divide_method.
5884 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
5885 __mulsc3, __muldc3, __mulxc3, __multc3): New.
5886 * libgcc2.h: Declare them.
5887 * libgcc-std.ver: Export them.
5888 * mklibgcc.in (lib2funcs): Build them.
5890 2005-02-11 Steven Bosscher <stevenb@suse.de>
5892 PR tree-optimization/19876
5893 Partially revert my change from 2005-01-14
5894 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
5895 (compute_antic): ...and remove the loop here.
5897 2005-02-11 Jakub Jelinek <jakub@redhat.com>
5900 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
5901 is number of inner's bits, avoid creating a BIT_FIELD_REF.
5903 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
5904 crtend.o if -pie. Use %{x:a;:b} spec syntax.
5906 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
5908 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
5909 offsets for the big-endian 32-bit case.
5911 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
5913 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5915 2005-02-11 Dale Johannesen <dalej@apple.com>
5917 * cselib.c (cselib_process_insn): Clear out regs where
5918 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
5919 * reload.c (find_equiv_reg): Ditto.
5921 2005-02-11 Ian Lance Taylor <ian@airs.com>
5923 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
5926 * tree.c (build_function_type_list): Work correctly if there are
5929 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
5931 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
5932 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
5933 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
5934 TARGET_ZARCH instead of TARGET_64BIT.
5936 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
5938 * config/rs6000/t-rtems:
5939 (MULTILIB_OPTIONS): Remove mcpu=602.
5940 (MUTLILIB_DIRNAMES): Remove m602.
5941 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
5942 Let mcpu=602 match mcpu=603.
5943 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
5945 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5947 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
5950 2005-02-10 David Daney <ddaney@avtrex.com>
5952 * config/alpha/linux-unwind.h: Add exception clause to copyright.
5953 * config/i386/linux-unwind.h: Likewise.
5954 * config/ia64/linux-unwind.h: Likewise.
5955 * config/mips/linux-unwind.h: Likewise.
5956 * config/pa/linux-unwind.h: Likewise.
5957 * config/rs6000/linux-unwind.h: Likewise.
5958 * config/s390/linux-unwind.h: Likewise.
5959 * config/sh/linux-unwind.h: Likewise.
5960 * config/sparc/linux-unwind.h: Likewise.
5962 2005-02-10 Steven Bosscher <stevenb@suse.de>
5964 PR tree-optimization/17549
5965 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
5966 TER to replace a DEF with its expression if the DEF and the
5967 rhs of the expression we replace into have the same root
5970 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
5972 * config/mips/mips.md: Fix the placement of the match_scratch in the
5975 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5977 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
5980 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
5982 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
5983 (strip_offset): Handle addresses.
5984 (add_address_candidates): Use strip_offset.
5985 (difference_cost): Reflect strip_offset change.
5986 (force_var_cost, difference_cost): Strip nops.
5988 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5990 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
5992 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
5993 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
5994 config/cris/cris-protos.h, config/cris/cris.c: Update
5997 2005-02-10 Jeff Law <law@redhat.com>
5999 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6000 (lookup_avail_expr): Similarly.
6002 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6004 * builtins.c (fold_builtin_powi): New function.
6005 (fold_builtin_1): Call it.
6007 2005-02-10 Steven Bosscher <stevenb@suse.de>
6009 PR documentation/19309
6010 * doc/cpp.texi: The __GNUC__ and related predefined macros
6011 are also defined for the "standalone" cpp.
6012 Some non-GCC compilers may also define __GNUC__.
6014 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6017 * c-typeck.c (common_type): New routine. Old common_type renamed
6019 (c_common_type): ...this.
6020 (build_conditional_expr, build_binary_op): Use c_common_type instead
6023 2005-02-10 Steven Bosscher <stevenb@suse.de>
6025 * doc/md.texi: Replace @samp{length} with @code{length}.
6027 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6029 PR tree-optimization/18687
6030 * tree-flow.h (find_loop_niter): Declare.
6031 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6032 Try using scev even for loops with more than one exit.
6033 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6034 (struct ivopts_data): Added niters field.
6035 (struct nfe_cache_elt): New.
6036 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6038 (tree_ssa_iv_optimize_init): Initialize niters cache.
6039 (determine_number_of_iterations): Removed.
6040 (find_induction_variables): Do not call determine_number_of_iterations.
6041 Access niters for single exit through niter_for_single_dom_exit.
6042 (add_iv_outer_candidates): Access niters for single exit through
6043 niter_for_single_dom_exit.
6044 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6045 number_of_iterations_cond.
6046 (iv_period): New function.
6047 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6048 (may_replace_final_value): Take data argument. Use
6049 niter_for_single_dom_exit.
6050 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6051 (rewrite_use_compare): Pass data to may_eliminate_iv.
6052 (rewrite_use_outer): Pass data to may_replace_final_value.
6053 (free_loop_data): Clean up the niters cache.
6054 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6055 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6056 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6057 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6058 (num_ending_zeros): Moved to tree.c.
6059 * tree.h (num_ending_zeros): Declare.
6060 * tree.c (num_ending_zeros): Moved from tree.c.
6062 2005-02-09 Richard Henderson <rth@redhat.com>
6064 * builtins.c (DEF_BUILTIN): Add COND argument.
6065 * tree.h (DEF_BUILTIN): Likewise.
6066 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6067 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6069 (DEF_BUILTIN_STUB): New.
6070 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6071 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6072 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6073 * c-common.c (DEF_BUILTIN): Add COND argument.
6074 * tree.c (local_define_builtin): New.
6075 (build_common_builtin_nodes): New.
6077 2005-02-09 Roger Sayle <roger@eyesopen.com>
6079 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6080 floating point expression ignoring the sign of the result.
6081 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6082 (fold) <MULT_EXPR>: Use it to simplify x*x.
6083 * tree.h (fold_strip_sign_ops): Prototype here.
6084 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6085 argument. Use fold_strip_sign_ops to simplify the first argument.
6086 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6087 first argument when the second argument is an even integer
6088 constant, but only with -funsafe_math_optimizations.
6089 (fold_builtin_1): Update call to fold_builtin_copysign.
6091 2005-02-09 Ian Lance Taylor <ian@airs.com>
6094 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6095 just check whether EH_FILTER_FAILURE falls through.
6097 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6099 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6100 insns return to ready list in the next turn.
6102 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6105 * builtins.def: New __builtin_powi[lf].
6106 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6107 (expand_builtin_powi): New function.
6108 (expand_builtin): Dispatch to expand_builtin_powi.
6109 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6110 * libgcc2.c: Add __builtin_powi[lf] implementation.
6111 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6112 * optabs.h: Add powi_optab.
6113 * optabs.c (init_optabs): Initialize powi_optab.
6114 * doc/extend.texi: Document __builtin_powi[lf].
6116 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6118 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6121 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6124 * fold-const.c (try_move_mult_to_index): Remove redundant
6125 type argument. Create ADDR_EXPR with correct type.
6126 (fold): Update callers of try_move_mult_to_index. Convert
6127 result to the appropriate type.
6129 2005-02-09 Roger Sayle <roger@eyesopen.com>
6132 * config/avr/avr.c (default_rtx_costs): Delete.
6133 (avr_operand_rtx_cost): New function.
6134 (avr_rtx_costs): Completely rewrite.
6136 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6139 * config/cris/cris.c (in_code): New variable.
6140 (cris_output_addr_const): Now a static function, a wrapper for
6142 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6143 case from old cris_output_addr_const.
6144 (cris_asm_output_label_ref): Similar for LABEL_REF.
6145 (cris_output_addr_const_extra): Similar for UNSPEC.
6146 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6147 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6148 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6150 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6151 (cris_asm_output_label_ref): Declare.
6153 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6155 PR preprocessor/19801
6156 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6157 filenames that changed when libcpp was moved to the toplevel.
6159 2005-02-07 Roger Sayle <roger@eyesopen.com>
6161 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6162 zero extensions of BImode operands. Call lowpart_subreg instead
6163 of gen_lowpart_common and gen_lowpart_SUBREG.
6165 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6168 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6169 * configure.ac: Set cc_for_cross_gnattools.
6170 * configure: Regenerate.
6172 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6175 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6177 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6180 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6181 of nested functions.
6183 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6185 * doc/extend.texi: Document deprecated extensions allowing
6186 static floating-point members to have initializers and allowing
6187 floating-point literals in integral constant expressions.
6189 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6191 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6192 config/darwin7.h, config/mips/mips.c,
6193 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6196 * cse.c: Update comments.
6198 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6201 * builtins.c (fold_builtin_sqrt): Transform
6202 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6205 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6206 Dorit Naishlos <dorit@il.ibm.com>
6208 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6209 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6210 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6212 * tree.h (vect_set_verbosity_level): New extern function declaration
6214 * tree-vectorizer.h (verbosity_levels): New enum type.
6215 * tree-vectorizer.c (vect_debug_stats): Function removed.
6216 (vect_debug_details): Likewise.
6217 (vect_verbosity_level): Global variable was defined and initialized.
6218 (vect_dump): Global variable definition.
6219 (vect_print_dump_info): New function.
6220 (vect_set_dump_settings): New function.
6221 (vect_set_verbosity_level): New function.
6222 (vectorize_loops): Add call to vect_set_dump_settings.
6224 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6225 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6226 (slpeel_tree_peel_loop_to_edge): Likewise.
6228 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6229 appropriate verbosity level instead of call to vect_debug_details
6230 or vect_debug_stats.
6231 (vect_get_base_and_offset):
6232 (vect_create_addr_base_for_vector_ref):
6233 (get_vectype_for_scalar_type):
6234 (vect_create_data_ref_ptr):
6236 (vect_get_vec_def_for_operand):
6237 (vect_finish_stmt_generation):
6238 (vectorizable_assignment):
6239 (vectorizable_operation):
6240 (vectorizable_store):
6241 (vectorizable_load):
6242 (vect_transform_stmt):
6243 (vect_update_ivs_after_vectorizer):
6244 (vect_do_peeling_for_loop_bound):
6245 (vect_update_inits_of_drs):
6246 (vect_do_peeling_for_alignment):
6247 (vect_transform_loop):
6248 (vect_is_simple_use):
6249 (vect_analyze_operations):
6250 (vect_is_simple_iv_evolution):
6251 (vect_analyze_scalar_cycles):
6252 (vect_analyze_data_ref_dependence):
6253 (vect_analyze_data_ref_dependences):
6254 (vect_compute_data_ref_alignment):
6255 (vect_enhance_data_refs_alignment):
6256 (vect_analyze_data_refs_alignment):
6257 (vect_analyze_data_ref_access):
6258 (vect_analyze_data_ref_accesses):
6259 (vect_analyze_pointer_ref_access):
6260 (vect_get_memtag_and_dr):
6261 (vect_analyze_data_refs):
6262 (vect_mark_relevant):
6263 (vect_stmt_relevant_p):
6264 (vect_mark_stmts_to_be_vectorized):
6265 (vect_can_advance_ivs_p):
6266 (vect_get_loop_niters):
6267 (vect_analyze_loop_form):
6268 (vect_analyze_loop):
6269 (vectorize_loops): Likewise.
6271 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6272 (vect_update_inits_of_drs):
6273 (vect_do_peeling_for_alignment):
6274 (vect_transform_loop):
6275 (vect_analyze_operations):
6276 (vect_analyze_scalar_cycles):
6277 (vect_analyze_data_ref_dependences):
6278 (vect_analyze_data_refs_alignment):
6279 (vect_analyze_data_ref_accesses):
6280 (vect_analyze_data_refs):
6281 (vect_mark_stmts_to_be_vectorized):
6282 (vect_get_loop_niters):
6283 (vect_analyze_loop_form):
6284 (vect_analyze_loop): Likewise.
6285 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6287 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6291 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6292 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6293 either -ffast-math or -funsafe-math-optimizations is in use.
6295 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6296 * config/mips/irix-csr.c: New file.
6297 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6298 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6299 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6302 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6304 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6305 redundant, incorrect definitions.
6307 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6309 ("*tls_indirect_call"): New, reference hard regs directly.
6310 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6312 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6314 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6315 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6317 2005-02-06 Roger Sayle <roger@eyesopen.com>
6319 PR rtl-optimization/19800
6320 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6321 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6324 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6326 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6328 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6331 * doc/invoke.texi: Correct documentation of -freorder-functions.
6333 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6336 * doc/invoke.texi: Don't mention gccbug.
6338 2005-02-06 Roger Sayle <roger@eyesopen.com>
6339 Andrew Pinski <pinskia@physics.uc.edu>
6340 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6342 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6343 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6344 into just (zero_extract:SI FOO (const_int 1) BAR).
6346 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6348 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6349 macro locally. Don't give last revision date. Use GCC version
6350 number from gcc-common.texi.
6351 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6352 revision date. Use GCC version number from gcc-common.texi.
6353 Describe being a library as current state rather than as 3.x
6355 * doc/gcc.texi: Remove last update date.
6356 * doc/gccint.texi: Likewise. Update copyright dates.
6357 * doc/install.texi: Update copyright dates.
6359 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6362 * doc/invoke.texi: Mention for each option included in -Wall that
6363 it is included in -Wall.
6364 * doc/gcc.texi: Update copyright and last modification date.
6366 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6368 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6369 unnecessary cast to original induction variable increments.
6371 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6373 PR tree-optimization/18219
6374 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6375 in distributed form.
6377 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6379 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6380 Set bitpos and offset later in the function. Do nothing if the
6381 target is a register and if the bitfield lies completely outside
6383 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6384 here. Return an uninitialised register if the source value is stored
6385 in a register and the bitfield lies completely outside that register.
6387 2005-02-06 Steven Bosscher <stevenb@suse.de>
6389 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6392 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6394 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6396 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6398 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6399 * config/darwin8.h: New.
6400 * config/darwin7.h: Update comment.
6402 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6403 Dorit Naishlos <dorit@il.ibm.com>
6405 * tree-vectorizer.h (LOC): New type.
6406 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6407 (loop_line_number): New field in struct _loop_vec_info.
6408 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6410 * tree-vectorizer.c (input.h): Included.
6411 (find_loop_location): New function.
6412 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6413 loop line number removed.
6414 (vect_debug_details): Likewise.
6415 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6417 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6418 call to vect_debug_details/stats changed from loop to loop_loc.
6419 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6420 (slpeel_tree_peel_loop_to_edge): Likewise.
6422 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6423 changed from NULL to UNKNOWN_LOC.
6424 (vect_get_base_and_offset):
6425 (vect_create_addr_base_for_vector_ref):
6426 (get_vectype_for_scalar_type):
6427 (vect_create_data_ref_ptr):
6429 (vect_get_vec_def_for_operand):
6430 (vect_finish_stmt_generation):
6431 (vectorizable_assignment):
6432 (vectorizable_operation):
6433 (vectorizable_store):
6434 (vectorizable_load):
6435 (vect_transform_stmt):
6436 (vect_update_ivs_after_vectorizer):
6437 (vect_do_peeling_for_loop_bound):
6438 (vect_do_peeling_for_alignment):
6439 (vect_transform_loop):
6440 (vect_is_simple_use):
6441 (vect_analyze_operations):
6442 (vect_is_simple_iv_evolution):
6443 (vect_analyze_scalar_cycles):
6444 (vect_analyze_data_ref_dependences):
6445 (vect_compute_data_ref_alignment):
6446 (vect_enhance_data_refs_alignment):
6447 (vect_analyze_data_ref_access):
6448 (vect_analyze_data_ref_accesses):
6449 (vect_analyze_pointer_ref_access):
6450 (vect_get_memtag_and_dr):
6451 (vect_analyze_data_refs):
6452 (vect_mark_relevant):
6453 (vect_stmt_relevant_p):
6454 (vect_mark_stmts_to_be_vectorized):
6455 (vect_can_advance_ivs_p):
6456 (vect_get_loop_niters):
6457 (vect_analyze_loop):
6458 (vectorize_loops): Likewise.
6460 (vectorizable_load): Argument in call to vect_debug_details/stats
6461 changed from loop to LOOP_LOC (loop_vinfo).
6462 (vect_transform_loop):
6463 (vect_analyze_operations):
6464 (vect_analyze_scalar_cycles):
6465 (vect_analyze_data_ref_dependence):
6466 (vect_enhance_data_refs_alignment):
6467 (vect_analyze_data_ref_accesses):
6468 (vect_analyze_pointer_ref_access):
6469 (vect_analyze_data_refs):
6470 (vect_analyze_loop): Likewise.
6472 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6473 changed from loop to loop_loc.
6475 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6477 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6478 Dorit Naishlos <dorit@il.ibm.com>
6480 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6482 (vect_analyze_data_ref_dependences): Likewise.
6484 (vect_is_simple_use): Argument changed from loop structure to
6485 loop_vect_info structure.
6486 (vect_can_advance_ivs_p): Likewise.
6487 (vect_create_index_for_vector_ref): Likewise.
6488 (vect_update_ivs_after_vectorizer): Likewise.
6489 (new_stmt_vec_info): Likewise.
6491 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6492 changed from loop to loop_vinfo.
6493 (vect_create_data_ref_ptr): First argument in call to
6494 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6495 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6496 was changed from loop to loop_vinfo.
6497 (vectorizable_operation): Likewise.
6498 (vectorizable_store): Likewise.
6499 (vect_mark_stmts_to_be_vectorized): Likewise.
6500 (vect_do_peeling_for_loop_bound): First argument in call to
6501 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6502 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6503 was changed from loop to loop_vinfo.
6504 (vect_analyze_data_ref_dependences): Third argument in call to
6505 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6507 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6508 (vect_create_data_ref_ptr): Likewise.
6509 (vect_init_vector): Likewise.
6510 (vect_get_vec_def_for_operand): Likewise.
6511 (vectorizable_assignment): Likewise.
6512 (vectorizable_operation): Likewise.
6513 (vectorizable_store): Likewise.
6514 (vectorizable_load): Likewise.
6515 (vect_update_ivs_after_vectorizer): Likewise.
6516 (vect_is_simple_use): Likewise.
6517 (vect_analyze_data_ref_dependence): Likewise.
6518 (vect_analyze_pointer_ref_access): Likewise.
6519 (vect_can_advance_ivs_p): Likewise.
6521 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6522 before _stmt_vec_info.
6523 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6524 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6525 (new_stmt_vec_info): Argument changed from loop structure to
6526 loop_vect_info structure
6528 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6529 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6530 (vect_create_addr_base_for_vector_ref): Likewise.
6531 (vect_analyze_pointer_ref_access): Likewise.
6533 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6536 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6537 phi flag if the phi is abnormal.
6539 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6542 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6543 information for the new statement.
6545 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6548 * gcc.c (main): Include the target in -v output.
6550 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6552 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6553 Do not drop the extend if we'd have to add a paradoxical subreg
6554 later. Include optabs.h and insn-codes.h.
6555 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6557 2005-02-02 Roger Sayle <roger@eyesopen.com>
6560 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6561 * fold-const.c (const_binop): Avoid constant folding floating
6562 point operations in modes that use composite representations.
6563 * simplify-rtx.c (simplify_binary_operation): Likewise.
6565 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6567 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6569 (altivec_dstt): Likewise.
6570 (altivec_dstst): Likewise.
6571 (altivec_dststt): Likewise.
6572 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6575 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6577 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6578 EXPR_LOCUS from orig_cond to the new cond_stmt.
6579 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6582 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6584 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6585 standard_iv_increment_position. Remove call to bsi_next
6586 (no need to bump the iterator anymore).
6587 (vect_create_index_for_vector_ref): Call
6588 standard_iv_increment_position. Remove second function argument.
6589 (vect_finish_stmt_generation): Remove call to bsi_next
6590 (no need to bump the iterator anymore).
6591 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6592 to vect_create_index_for_vector_ref.
6594 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6596 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6597 phis are used out of the loop.
6599 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6602 * c-decl.c (undef_nested_function): New variable.
6603 (pop_scope): Diagnose undefined nested functions.
6604 (finish_function): Don't attempt cgraph processing or genericizing
6605 if current top-level function contained an undefined nested
6606 function. Reset undef_nested_function at the end of a top-level
6609 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6611 * tree.c (build_int_cst_type): Take sign of the value into account
6612 when deciding whether sign extend the value.
6614 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6617 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6618 (cpp_options, cc1_options): Change %{std*&ansi} to
6619 %{std*&ansi&trigraphs}.
6621 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6623 * cse.c: Update comments.
6625 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6627 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6628 arguments go on the stack. Do not put complex doubles in odd/even
6631 2005-02-02 Steven Bosscher <stevenb@suse.de>
6633 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6634 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6635 -ftree-pre, and -fthread-jumps.
6637 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6639 PR tree-optimization/19578
6640 * tree-flow.h (modified_noreturn_calls): Declare.
6641 (noreturn_call_p): Declare.
6642 * tree-flow-inline.h (noreturn_call_p): New function.
6643 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6644 * tree-cfg.c (modified_noreturn_calls): New variable.
6645 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6646 that contain a mid-block noreturn call.
6647 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6649 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6651 * df.c (df_def_record_1, df_uses_record): Don't use
6653 * df.h (DF_FOR_REGALLOC): Remove.
6655 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6658 * c-typeck.c (really_start_incremental_init): Reset
6659 constructor_max_index for arrays of incomplete type.
6661 2005-02-02 Jeff Law <law@redhat.com>
6663 * gcse.c (struct reg_set): Store the block index where the register
6664 was set rather than the setting insn.
6665 (record_one_set, compute_transp): Corresponding changes.
6666 (pre_insert_copy_insn): Do not call replace_one_set.
6667 (replace_one_set): Remove.
6669 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6672 * doc/gcov.texi: Fix typo.
6674 2005-02-01 Richard Henderson <rth@redhat.com
6677 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6678 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6680 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6681 * config/i386/i386-protos.h: Update.
6683 2005-02-01 Steven Bosscher <stevenb@suse.de>
6685 PR tree-optimization/19217
6686 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6687 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6688 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6689 that it is walking a PHI node.
6691 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6693 * doc/extend.texi (Nested Functions): Update.
6695 2005-02-01 Richard Henderson <rth@redhat.com>
6698 * optabs.c (expand_copysign_absneg): Export.
6699 * optabs.h (expand_copysign_absneg): Declare.
6700 * config/rs6000/rs6000.md (copysigntf3): New.
6702 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6704 PR tree-optimization/19633
6705 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6706 * tree-ssa-alias.c (init_alias_info): Initialize.
6707 (merge_pointed_to_info): Set.
6708 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6709 (dump_points_to_info_for): Show value of pt_null.
6710 (struct count_ptr_d): Declare.
6711 (find_ptr_dereference): Remove.
6712 (ptr_is_dereferenced_by): Remove.
6713 (count_ptr_derefs): New local function.
6714 (count_uses_and_derefs): New local function.
6715 (compute_points_to_and_addr_escape): Call it. If the number
6716 of dereferences is greater than zero, mark the pointer as
6717 dereferenced. If there are fewer dereferences than uses of
6718 the pointer, the pointer's value escapes.
6720 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6722 PR tree-optimization/19670
6723 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6725 (verify_use): ... set it here, instead.
6727 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6729 * doc/sourcebuild.texi (Test directives): Fix formatting.
6731 * doc/sourcebuild.texi (Test directives): Describe selector
6734 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6736 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6737 specific 64-bit CPUs.
6739 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6742 * arm.c (arm_eliminable_register): New function.
6743 (adjacent_mem_locations): Don't allow eliminable registers. Use
6744 HOST_WIDE_INT for address offsets.
6745 * arm-protos.h (arm_eliminable_register): Add prototype.
6747 2005-02-01 Steven Bosscher <stevenb@suse.de>
6749 PR optimization/15242
6750 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6751 * basic-block.h (duplicate_computed_gotos): Add prototype.
6752 * bb-reorder.c (duplicate_computed_gotos): New function to
6753 duplicate sufficiently small blocks ending in a computed jump.
6754 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6755 if not optimizing for size.
6756 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6757 never do tail merging for blocks ending in a computed jump.
6758 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6760 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6762 Patch from Richard Sandiford <rsandifo@redhat.com>
6763 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6764 from inheriting a subreg equivalence with a non-spill register.
6766 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6768 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6770 * config/frv/frv.c (movcc_fp_destination_operand): New.
6771 (gpr_or_memory_operand): Fix typo in comment.
6772 (gpr_or_memory_operand_with_scratch): New.
6773 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6774 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6775 movcc_fp_destination_operand.
6776 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6777 Legitimize memory addresses using a scratch register.
6779 2005-01-31 Jeff Law <law@redhat.com>
6781 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6782 bitmap a sparse bitmap instead of a simple bitmap.
6783 (mark_def_sites_initialize_block): Corresponding changes.
6784 (ssa_mark_def_sites_initialize_block): Likewise.
6785 (ssa_mark_phi_uses): Likewise.
6786 (mark_def_site, ssa_mark_def_sites): Likewise.
6787 (mark_def_site_blocks): Likewise.
6788 (rewrite_ssa_into_ssa): Likewise.
6790 * tree-ssa-dom.c (record_cond): Pass correct variable type
6791 for last argument to htab_find_slot_with_hash.
6793 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6794 effects when optimizing 0 % X. Do not try to optimize X % 0.
6796 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6798 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6801 2005-02-01 Eric Christopher <echristo@redhat.com>
6803 * config/mips/mips.c (override_options): Warn if -mint64
6805 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6808 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6810 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6812 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6813 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6814 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6815 (cached_regno): Initialize to INVALID_REGNUM.
6816 (cse_reg_info_table_size,
6817 cse_reg_info_table_first_uninitialized,
6818 cse_reg_info_timestamp): New.
6819 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
6821 (init_cse_reg_info, get_cse_reg_info_1): New.
6822 (get_cse_reg_info): Cache the last look-up.
6823 (new_basic_block): Update the code to clear mappings from
6824 registers to cse_reg_info entries.
6825 (cse_main): Call init_cse_reg_info.
6827 * cse.c (get_cse_reg_info): Update a comment.
6829 2005-01-31 Steven Bosscher <stevenb@suse.de>
6832 * c-decl.c (start_decl): Do not warn about arrays of elements with
6833 an incomplete type here.
6834 (grokdeclarator): Do it here by making a pedwarn an error.
6835 * c-typeck.c (push_init_level): If there were previous errors with
6836 the constructor type, do not warn about braces for initializers.
6837 (process_init_element): Likewise for excess initializer elements.
6839 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
6841 * cse.c (delete_trivially_dead_insn): Don't iterate.
6843 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
6845 * config/rs6000/rs6000.md (copysignsf3): New expand.
6846 (copysigndf3): Likewise.
6848 2005-01-31 Steven Bosscher <stevenb@suse.de>
6850 * recog.c (constrain_operands): Only look for earlyclobber operand
6851 conflicts if an '&' constraint was seen.
6853 2005-01-31 Marc Espie <espie@openbsd.org>
6855 * config.gcc: Don't include embedded systems fragment, switches default
6856 debugging format to ELF.
6857 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
6858 longer pick it up there.
6860 2005-01-31 Dale Johannesen <dalej@apple.com>
6862 * doc/extend.texi (nested functions): Fix linkage description.
6863 Clarify that static is not allowed.
6865 2005-01-31 Dale Johannesen <dalej@apple.com>
6867 * config/rs6000/darwin.md (movsf_low_di): Make work.
6868 (movdf_low_di): Make work.
6870 2005-01-31 Dale Johannesen <dalej@apple.com>
6872 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
6873 Make work for 64 bit.
6875 2005-01-31 Roger Sayle <roger@eyesopen.com>
6876 Dale Johannesen <dalej@apple.com>
6879 * fold-const.c (fold_binary_op_with_conditional_arg):
6880 Make types match original operands, before STRIP_NOPS.
6882 2005-01-31 Alan Modra <amodra@bigpond.net.au>
6884 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
6885 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
6886 (struct gcc_sigcontext): Delete. Merge contents to..
6887 (struct gcc_ucontext): ..here.
6888 (get_sigcontext): Delete.
6889 (get_regs): New function, like get_sigcontext but return regs ptr.
6890 64-bit version finds regs from r1 to support vdso.
6891 (ppc_linux_aux_vector): New function.
6892 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
6895 2005-01-31 Ira Rosen <irar@il.ibm.com>
6897 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
6899 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
6900 redundant fold. Fix misalignment for MINUS_EXPR.
6901 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
6902 (vect_analyze_pointer_ref_access): Likewise.
6903 (vect_get_memtag_and_dr): Likewise.
6905 2005-01-31 Richard Henderson <rth@redhat.com>
6907 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
6908 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
6909 absnegdf2_i387, absnegxf2_i387): Likewise.
6911 2005-01-31 Richard Henderson <rth@redhat.com>
6914 * optabs.c (expand_copysign_absneg): New.
6915 (expand_copysign_bit): Split out from ...
6916 (expand_copysign): ... here. Use expand_copysign_absneg.
6918 2005-01-30 Roger Sayle <roger@eyesopen.com>
6921 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
6922 constant as the second operand and a register as the third.
6924 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
6927 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
6928 that dllimport'd functions do not use all call-clobbered registers
6931 2005-01-30 Richard Henderson <rth@redhat.com>
6934 * optabs.c (expand_absneg_bit): Split out from expand_unop and
6935 expand_abs_nojump and generalize. Use operand_subword and
6936 emit_no_conflict_block. Support large modes.
6937 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
6939 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
6940 negation to subtraction.
6941 (expand_copysign): Check that the format has signed zeros.
6942 Use operand_subword and emit_no_conflict_block. Support large modes.
6944 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
6946 Fix PR tree-optimization/19624
6948 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
6949 * tree-ssa-pre.c: Add cfgloop.h.
6951 (pre_stats): New member, constified.
6952 (inserted_exprs): New static variable.
6953 (NECESSARY): New macro.
6954 (create_expression_by_pieces): Fold the expression, and
6955 mark it as defaulting to not necessary. Also put in
6957 (fully_constant_expression): New function.
6958 (insert_into_preds_of_block): Modify to not insert phis when we
6959 are playing with induction variables.
6960 Push phis onto the inserted_exprs vector, and mark them as not
6961 necessary by default.
6962 (insert_aux): Call fully_constant_expression on eprime.
6963 If all edges produce the same value, mark it constant.
6964 (mark_operand_necessary): New function.
6965 (remove_dead_inserted_code): New function.
6966 (init_pre): Init loop optimizer to get loop info.
6967 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
6968 (execute_pre): Commit edge inserts, then remove dead code.
6970 2005-01-30 Richard Henderson <rth@redhat.com>
6972 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
6973 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
6975 2005-01-30 Richard Henderson <rth@redhat.com>
6978 * config/i386/i386.c (ix86_expand_copysign): New.
6979 (ix86_split_copysign_const): New.
6980 (ix86_split_copysign_var): Rename from ix86_split_copysign,
6981 rearrange op1/nmask operands.
6982 * config/i386/i386-protos.h: Update.
6983 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
6984 (copysigndf3): Likewise.
6985 (copysignsf3_const, copysigndf3_const): New.
6986 (copysignsf3_var): Rename from copysignsf3, split out splitter
6987 and fix split predicate for X constraint.
6988 (copysigndf3_var): Similarly.
6990 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
6992 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
6993 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
6994 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
6996 2005-01-29 Richard Henderson <rth@redhat.com>
6999 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7000 of # and * in constraints.
7002 2005-01-29 Richard Henderson <rth@redhat.com>
7005 * expr.c (store_field): Don't strip sub-mode cast when the input
7006 data is even smaller.
7008 2005-01-29 Richard Henderson <rth@redhat.com>
7011 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7014 2005-01-29 Richard Henderson <rth@redhat.com>
7016 * combine.c (make_field_assignment): Fix argument order
7019 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7021 PR tree-optimization/15791
7022 * fold-const.c (extract_array_ref): New function.
7023 (fold): Fold comparisons between &a[i] and &a[j] or
7024 semantically equivalent trees.
7026 2005-01-29 Jeff Law <law@redhat.com>
7028 * gcse.c (insert_expr_in_table): Revamp handling of available
7029 and anticipatable occurrence lists to avoid unnecessary list
7031 (insert_set_in_table): Similarly.
7033 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7035 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7037 (c_build_qualified_type): Build qualified array types with
7038 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7039 * c-decl.c (c_make_fname_decl): Build unqualified array type
7040 before qualified type.
7041 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7042 type is qualified, not just if type itself is. Don't apply
7043 qualifiers to array type when declarator is processed. Apply
7044 qualifiers to field type whether or not it is an array type.
7045 Don't handle array types specially for applying qualifiers to
7047 * c-typeck.c (composite_type): Build unqualified element type and
7048 array type when forming composite of array types.
7049 (common_pointer_type, comptypes, comp_target_types,
7050 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7051 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7053 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7054 (args2) in variables a1 and a2.
7056 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7058 * cse.c (n_elements_made, max_elements_made): Remove.
7059 (insert): Don't touch n_elements_made.
7060 (cse_main): Don't touch n_elements_made or max_elements_made.
7062 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7065 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7066 configuration part of dp-bit.c to be lost.
7068 2005-01-28 Roger Sayle <roger@eyesopen.com>
7070 * expmed.c (expand_mult_highpart_optab): When attempting to use
7071 a non-widening multiplication in a wider mode, the operands need
7072 to be converted (zero or sign extended) to that mode.
7074 2005-01-28 Ian Lance Taylor <ian@airs.com>
7078 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7079 through if both operands fall through.
7081 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7083 * cse.c (fold_rtx) <PC>: Don't optimize.
7085 2005-01-28 Jeff Law <law@redhat.com>
7087 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7088 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7090 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7092 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7093 cse_reg_info_used_list_end): Remove.
7094 (cse_reg_info_list, cse_reg_info_list_free): New.
7095 (get_cse_reg_info): When allocating an instance of
7096 cse_reg_info, add it to the beginning of the cse_reg_info_list
7097 list. Remove code to maintain cse_reg_info_used_list.
7098 (new_basic_block): Reset the free list to the beginning of
7101 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7103 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7104 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7105 (frv_expand_mdpackh_builtin): New function.
7106 (frv_expand_builtin): Use it to expand __MDPACKH.
7107 * doc/extend.texi (__MDPACKH): Update documentation.
7109 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7111 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7112 SSE_FLOAT_MODE_P for use_sse computation.
7114 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7117 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7119 2005-01-27 Richard Henderson <rth@redhat.com>
7121 * builtins.c (expand_builtin_copysign): New.
7122 (expand_builtin): Call it.
7123 * genopinit.c (optabs): Add copysign_optab.
7124 * optabs.c (init_optabs): Initialize it.
7125 (expand_copysign): New.
7126 * optabs.h (OTI_copysign, copysign_optab): New.
7127 (expand_copysign): Declare.
7129 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7130 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7132 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7133 (ix86_expand_fp_absneg_operator): ... here.
7134 (ix86_split_copysign): New.
7135 * config/i386/i386-protos.h: Update.
7136 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7137 (copysignsf3, copysigndf3): New.
7139 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7140 (copysignsf3, ncopysignsf3): New.
7141 (copysigndf3, ncopysigndf3): New.
7142 (copysignxf3, ncopysignxf3): New.
7143 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7145 2005-01-27 Arend Bayer <arend.bayer@web.de>
7146 Kazu Hirata <kazu@cs.umass.edu>
7148 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7149 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7150 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7153 2005-01-27 Jeff Law <law@redhat.com>
7155 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7156 definitions of SSA_NAMEs which are not being rewritten.
7157 (rewrite_ssa_into_ssa): Only initialize the current definition
7158 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7159 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7160 SSA_NAMEs before returning.
7162 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7164 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7165 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7166 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7167 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7168 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7170 2005-01-27 Steven Bosscher <stevenb@suse.de>
7173 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7174 higher to -O2 and higher. Likewise for tree PRE.
7175 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7178 2005-01-27 Ian Lance Taylor <ian@airs.com>
7181 * gimple-low.c (try_catch_may_fallthru): New static function.
7182 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7183 * tree-inline.c (expand_call_inline): Don't warn about reaching
7184 the end of a non-void function being inlined if the function uses
7187 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7189 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7192 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7193 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7194 (implicitly_declare): Handle error_mark_node.
7196 2005-01-27 Richard Henderson <rth@redhat.com>
7199 * tree.h (struct tree_decl): Add debug_expr_is_from.
7200 (DECL_DEBUG_EXPR_IS_FROM): New.
7201 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7202 * dwarf2out.c (dwarf2out_var_location): Update to match.
7203 * tree-outof-ssa.c (create_temp): Likewise.
7204 * var-tracking.c (track_expr_p): Likewise.
7205 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7206 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7207 * toplev.c (default_tree_printer): Likewise.
7209 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7211 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7212 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7214 2005-01-27 Steven Bosscher <stevenb@suse.de>
7216 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7217 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7218 ASM_CLOBBERS): Add tree checks.
7220 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7221 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7222 * c-common.def (SWITCH_STMT): Update to match.
7223 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7224 macros instead of SWITCH_EXPR ones.
7225 * c-dump.c (c_dump_tree): Likewise.
7226 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7227 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7229 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7231 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7233 * unwind-dw2.c (execute_stack_op): Add missing cases for
7234 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7236 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7238 * config.gcc (Obsolete configurations): Remove 'dummy', add
7239 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7242 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7244 PR tree-optimization/19633
7245 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7247 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7248 are no call-clobbered variables.
7249 * tree-outof-ssa.c (check_replaceable): Return false for calls
7252 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7254 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7255 even for variables with NULL DECL_INITIAL.
7257 2005-01-26 Stuart Hastings <stuart@apple.com>
7259 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7261 2005-01-26 Richard Henderson <rth@redhat.com>
7264 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7266 * expr.c (store_field): Strip conversions to odd-bit-sized types
7267 if the destination field width matches.
7269 2005-01-26 Richard Henderson <rth@redhat.com>
7271 * c-decl.c, expmed.c, expr.c: Revert last change.
7273 2005-01-26 Richard Henderson <rth@redhat.com>
7276 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7278 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7279 if we don't need the bits above those present in the current mode.
7280 * expr.c (store_field): Strip conversions to odd-bit-sized types
7281 if the destination field width matches.
7283 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7285 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7286 either -ffast-math or -funsafe-math-optimizations is in use.
7288 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7292 * config/avr/avr.c (notice_update_cc): Only set condition code for
7293 ashrqi3 if shift count > 0.
7294 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7295 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7296 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7297 count <= 0 as a no-op, and shift count >= width by copying zero
7298 or sign bit to all bits of the result.
7299 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7300 count, with attribute "length" set to 0 and "cc" set to "none".
7302 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7304 * doc/invoke.texi: Document -mTLS.
7306 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7307 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7308 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7309 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7310 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7311 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7312 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7313 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7315 * configure.ac: Check for a TLS capable gas.
7317 * configure: Regenerate.
7319 2005-01-26 Richard Henderson <rth@redhat.com>
7322 * combine.c (make_field_assignment): Simplify store to zero_extract
7323 from a source with an overlapping mask.
7325 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7327 2004-11-11 Eric Christopher <echristo@redhat.com>
7329 * config/frv/frv.md: Add fr400_integer automaton. Don't
7330 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7333 2005-01-26 Steven Bosscher <stevenb@suse.de>
7336 * cfgbuild.c (make_edges): Do not clear or set
7337 current_function_has_computed_jump.
7338 * function.h (struct function): Remove the has_computed_jump field.
7339 (current_function_has_computed_jump): Do not define.
7340 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7341 in a computed jump. Ignore current_function_has_computed_jump.
7343 2005-01-26 Richard Henderson <rth@redhat.com>
7346 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7347 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7349 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7350 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7351 objects into static storage if they have more than one non-zero value.
7352 * tree.h (categorize_ctor_elements): Update decl.
7354 2005-01-26 Steven Bosscher <stevenb@suse.de>
7357 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7358 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7359 to this function from 2004-07-10.
7360 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7361 the current function for tail call optimizations if the address
7362 of one of it its arguments is taken.
7364 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7366 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7368 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7370 * function.c (expand_function_end): If current_function_calls_alloca,
7371 emit stack restore in a place that is reached when the function falls
7374 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7376 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7377 rule to avoid matching inappropriate suffix rule.
7379 2005-01-26 Jan Hubicka <jh@suse.cz>
7381 PR tree-optimization/19241
7382 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7384 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7386 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7387 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7389 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7390 <sim*>: Always use crt1.o, regardless of N in simN.
7391 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7392 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7393 (CRT_CALL_STATIC_FUNCTION): Remove.
7394 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7395 use crt1.o, regardless of N in simN.
7396 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7397 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7398 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7399 case isystem setting.
7400 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7402 2005-01-25 Ian Lance Taylor <ian@airs.com>
7404 * gimple-low.c (block_may_fallthru): Correct handling of
7405 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7407 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7409 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7410 handlers to match indentation; nested under the mtune=* handler.
7411 Similar for mcpu= and march=.
7413 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7415 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7416 * config/mips/linux64.h (LIB_SPEC): Likewise.
7417 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7418 * config/sh/linux.h (LIB_SPEC): Likewise.
7420 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7422 * config/frv/frv.c (frv_legitimize_tls_address): New.
7423 (TARGET_HAVE_TLS): Define.
7424 (FRV_SYMBOL_REF_TLS_P): Define.
7425 (frv_override_options): Handle new register classes.
7426 (frv_legitimate_address_p): Reject tls addresses.
7427 (frv_legitimize_address): Handle TLS addresses.
7428 (gen_inlined_tls_plt): New.
7430 (frv_legitimize_tls_address): New.
7431 (unspec_got_name): Add TLS entries.
7432 (got12_operand): Add R_FRV_TLSMOFF12 case.
7433 (frv_emit_move): Fixup TLS addresses.
7434 (frv_emit_movsi): Legitimize TLS addresses.
7436 * config/frv/frv.h (MASK_BIG_TLS): New.
7437 (TARGET_BIG_TLS): New.
7438 (HAVE_AS_TLS): Define.
7439 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7440 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7441 (REG_CLASS_NAMES): Same.
7442 (REG_CLASS_CONTENTS): Same.
7443 (CONSTRAINT_LEN): New.
7444 (REG_CLASS_FROM_CONSTRAINT): New.
7445 (PREDICATE_CODES): Add symbolic_operand.
7447 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7448 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7449 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7450 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7451 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7452 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7453 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7454 GR9_REG, GR14_REG, LRREG.
7455 (type): Add load_or_call attribute.
7456 ("load_or_call"): New reservation.
7457 ("call_gettlsoff"): New.
7458 ("tls_indirect_call"): New.
7459 ("tls_load_gottlsoff12"): New.
7460 ("tlsoff_hilo"): New.
7461 ("tls_tlsdesc_ldd"): New.
7462 ("tls_tlsoff_ld"): New.
7465 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7467 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7469 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7470 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7471 * config/frv/frv.c (TLS_BIAS): Define.
7472 (frv_output_dwarf_dtprel): New.
7474 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7476 PR rtl-optimization/19579
7477 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7478 both A and B, see if they don't clobber registers the other expr uses.
7480 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7482 * real.c (do_add): Initialize signalling and canonical members.
7484 * real.c (real_from_integer): Zero out destination.
7486 2005-01-18 Jan Hubicka <jh@suse.cz>
7488 PR tree-optimize/19337
7489 * tree-inline.c (initialize_inlined_parameters): Copy
7490 saved_static_chain_decl only.
7492 2005-01-25 Richard Henderson <rth@redhat.com>
7496 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7497 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7498 80387 enabled, to return a proper subclass. Return the subset that
7499 overlaps with GENERAL_REGS for PLUS.
7500 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7502 2005-01-25 Richard Henderson <rth@redhat.com>
7505 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7507 2005-01-25 Roger Sayle <roger@eyesopen.com>
7509 * expmed.c (choose_multiplier): Change interface to return the
7510 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7511 (expand_divmod): Update calls to choose_multiplier.
7513 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7516 * expmed.c (extract_bit_field): Use adjust_address instead of
7517 gen_lowpart when op0 is a MEM.
7519 2005-01-24 Steven Bosscher <stevenb@suse.de>
7521 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7523 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7525 * config/mips/irix-csr.c: New file.
7526 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7527 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7528 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7531 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7534 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7535 sparc/elf.h, add sparc/sp-elf.h.
7536 (sparc-*-rtems*): Likewise.
7537 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7538 tm-dwarf2.h, add sparc/sp-elf.h.
7539 (sparc86x-*-elf): Likewise.
7540 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7541 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7542 TARGET_OS_CPP_BUILTINS.
7543 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7544 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7546 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7547 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7548 (SWITCH_TAKES_ARG): Likewise.
7549 (LOCAL_LABEL_PREFIX): Likewise.
7550 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7551 (TARGET_N_FORMAT_TYPES): Delete.
7552 (TARGET_FORMAT_TYPES): Likewise.
7553 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7554 * config/sparc/elf.h: Delete.
7555 * config/sparc/sp-elf.h: New file.
7557 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7559 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7560 * tree-flow.h: Remove the corresponding prototype.
7561 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7562 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7564 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7567 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7568 for AIX ABI or ELF -fPIC.
7569 (rs6000_emit_load_toc_table): Don't create toc_section here.
7570 (rs6000_xcoff_file_start): Nor here.
7572 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7574 * sh.c (ra.h): Don't #include.
7575 (hard_regs_intersect_p): New function, resurrected from ra.c.
7577 * sh.c: Fix 1996 Copyright.
7579 2005-01-24 Richard Henderson <rth@redhat.com>
7580 Aldy Hernandez <aldyh@redhat.com>
7582 * regrename.c (note_sets): Handle subregs.
7584 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7587 * genconditions.c (write_header, write_conditions): Elide file if
7590 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7592 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7593 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7596 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7598 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7599 expand_builtin_printf, expand_builtin_fprintf,
7600 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7601 checking against POINTER_TYPE.
7602 (validate_arglist): Handle POINTER_TYPE code by checking
7605 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7607 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7609 (for_each_rtx): Call for_each_rtx_1.
7610 * rtl.h (init_rtlanal): Declare.
7611 * toplev.c (backend_init): Call init_rtlanal.
7613 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7615 * flow.c (propagate_one_insn): Formatting.
7618 * flow.c (libcall_dead_p): Be more conservative if unsure.
7619 If there are any instructions between insn and call, see if they are
7620 all dead before saying the libcall is dead.
7622 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7624 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7625 operand constraint for operand 0.
7627 2005-01-23 Richard Henderson <rth@redhat.com>
7630 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7631 edges leading to join block.
7633 2005-01-23 Roger Sayle <roger@eyesopen.com>
7635 * expmed.c (expand_mult_highpart): Make static. Change type of
7636 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7637 (expand_divmod): Updates calls to expand_mult_highpart by using
7638 gen_int_mode to pass a CONST_INT rtx.
7639 * rtl.h (expand_mult_highpart): Remove prototype.
7641 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7643 * flow.c (regset_bytes, regset_size): Remove.
7645 * cfganal.c: Fix a reference to Harvey's paper.
7647 2005-01-23 Steven Bosscher <stevenb@suse.de>
7649 PR rtl-optimization/19464
7650 * tree-optimize.c (init_tree_optimization_passes): Add one more
7651 copyrename pass just before out-of-ssa.
7653 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7656 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7657 * ggc-none.c (ggc_free): Define.
7659 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7661 * cse.c (max_reg, max_insn_uid): Remove.
7662 (cse_main): Don't access max_reg or max_insn_uid.
7664 * c-common.c (explicit_flag_signed_bitfields,
7665 lang_statement_code_p, lang_expand_function_end): Remove.
7666 * c-common.h: Remove the corresponding declarations.
7667 * c-opts.c (c_common_handle_option): Remove all write access
7668 to explicit_flag_signed_bitfields.
7670 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7671 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7672 * cgraph.h: Remove the corresponding declaration.
7674 * gcse.c (null_pointer_info): Remove.
7676 2005-01-23 Roger Sayle <roger@eyesopen.com>
7677 Eric Botcazou <ebotcazou@libertysurf.fr>
7679 * combine.c (simplify_logical): Only simplify logical expressions
7680 of the form ior(and(x,y),z) by the inverse distributive law if the
7681 result is cheaper than the original.
7683 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7685 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7686 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7687 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7688 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7689 config/freebsd-spec.h, config/arm/arm.h,
7690 config/h8300/h8300.md, config/i386/i386.md,
7691 config/i386/predicates.md, config/i386/sse.md,
7692 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7693 config/vax/vax.md: Fix comment typos. Follow spelling
7696 2005-01-23 Steven Bosscher <stevenb@suse.de>
7698 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7699 tests, instead of `less than'.
7701 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7703 * function.c (assign_parm_setup_block): When creating a new stack slot
7704 for a parameter, get its alignment from the parameter's DECL_ALIGN
7705 rather than the type's TYPE_ALIGN. Make sure that the parameter
7706 is at least word aligned.
7708 2005-01-22 Roger Sayle <roger@eyesopen.com>
7711 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7713 2005-01-22 Richard Henderson <rth@redhat.com>
7716 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7717 in both compare operands.
7718 (movdfcc_1_sse_max): Likewise.
7719 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7720 (movdfcc_1_sse): Likewise.
7721 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7722 scratch register as needed.
7724 2005-01-22 Richard Henderson <rth@redhat.com>
7726 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7728 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7730 2005-01-22 Richard Henderson <rth@redhat.com>
7732 * genopinit.c (optabs): Use smin/smax for floating point too.
7733 * doc/md.texi: Update to match. Clarify that floating point
7734 results are undefined for +0/-0 and NaN.
7735 * doc/rtl.texi: Likewise.
7736 * rtl.def (SMIN, SMAX): Likewise
7737 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7739 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7740 leading 's' to the name.
7741 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7742 smaxxf3, sminxf3): Likewise.
7743 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7746 2005-01-22 Paul Brook <paul@codesourcery.com>
7748 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7750 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7752 * config/s390/s390.c (struct processor_costs): New fields
7753 dlgr, dlr, dr, dsgfr, dsgr.
7754 (z900_cost, z990_cost): Values for new fields.
7755 (s390_rtx_costs): New cases MEM und COMPARE in switch
7756 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7757 DIV, MOD, UDIV, UMOD.
7759 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7761 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7762 into the register being decremented.
7763 ("doloop_si31", "doloop_di"): Likewise.
7764 ("*doloop_si_long"): Adapt pattern.
7766 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7768 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7770 (CLASS_MAX_NREGS): Likewise.
7772 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7774 * doc/tree-ssa.texi (Statement Operands): Add example for new
7775 must-def macro. Note deprecation of old operands interface.
7777 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7779 PR tree-optimization/19484
7780 * tree-cfg.c (remove_fallthru_edge): New function.
7781 (cleanup_control_flow): Remove fallthru edges from calls that are
7782 now known not to return.
7784 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7786 Fix PR tree-optimization/19038
7787 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7788 copies with loop variant ones.
7790 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7792 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7793 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7794 config/alpha/alpha.md, config/alpha/predicates.md,
7795 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7796 config/sparc/sol2.h: Update copyright.
7798 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7799 first label to see if it is a nonlocal label.
7801 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7802 Andrew Pinski <pinskia@physics.uc.edu>
7805 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7806 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7808 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7810 * config/rs6000/rtems.h: Update copyright.
7812 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7815 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7816 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7817 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
7819 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7822 * c-typeck.c (convert_arguments): Check for error_mark_node.
7824 2005-01-21 Ian Lance Taylor <ian@airs.com>
7826 PR tree-optimization/13000
7827 * tree-inline.c: Include "tree-flow.h".
7828 (expand_call_inline): If warn_return_type, warn if non-void inline
7829 function falls through.
7830 * tree-cfg.c (execute_warn_function_return): Don't warn about
7831 control reaching end if TREE_NO_WARNING is set. Set
7833 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
7835 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
7836 branch if we don't need one.
7837 * c-typeck.c: Include "tree-flow.h"
7838 (c_finish_bc_stmt): Don't add a goto if the current statement
7839 list doesn't fall through to the current point.
7841 2005-01-21 Roger Sayle <roger@eyesopen.com>
7843 PR rtl-optimization/576
7844 * real.c (real_arithmetic): Change return type from void to bool
7845 to return an indication that the result may be inexact.
7846 * real.h (real_arithmeric): Update prototype.
7847 * fold-const.c (const_binop): Don't constant fold floating
7848 point expressions when the user specifies -frounding-math and
7849 the result may depend upon the run-time rounding mode.
7850 (fold_convert_const_real_from_real): Clean-up.
7851 (fold_initializer): Ignore flag_rounding_math for initializers.
7852 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
7853 constant fold FP operations with flag_rounding_math if the
7854 result may depend upon the run-time rounding mode.
7856 2005-01-21 Tom Tromey <tromey@redhat.com>
7858 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
7860 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
7862 * tree-cfg.c: Fix comment typos.
7864 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
7866 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
7867 around the call to rest_of_handle_branch_target_load_optimize.
7869 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7871 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
7872 (sparc64-*-openbsd*): Likewise.
7873 (sparclite-*-elf*): Include tm-dwarf2.h.
7874 (sparc86x-*-elf*): Likewise.
7875 (sparc64-*-elf*): Likewise.
7876 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
7877 (DBX_DEBUGGING_INFO): Likewise.
7878 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
7879 (PREFERRED_DEBUGGING_TYPE): Likewise.
7880 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
7881 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
7882 (PREFERRED_DEBUGGING_TYPE): Likewise.
7883 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
7884 (PREFERRED_DEBUGGING_TYPE): Likewise.
7885 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
7887 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
7890 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
7892 2005-01-20 Paul Brook <paul@codesourcery.com>
7894 * doc/rtl.texi: Document value extension requirements for CONST_INT.
7896 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7898 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
7899 label is first in a sequence of labels.
7901 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
7903 2005-01-20 Janis Johnson <janis187@us.ibm.com>
7904 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7906 * doc/sourcebuild.texi (Test Directives): New.
7908 2005-01-20 Roger Sayle <roger@eyesopen.com>
7910 * real.c (real_floor): Don't leave the result uninitialized when
7911 mode is VOIDMode, but return the unrounded intermediate value.
7912 (real_ceil): Likewise.
7914 2005-01-20 Paul Brook <paul@codesourcery.com>
7916 * config/arm/arm.md (insv): Use gen_int_mode.
7918 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7920 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
7921 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7922 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7923 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7924 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7926 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7929 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
7930 fbreg, so we have to assume we can't.
7931 (loc_descriptor_from_tree_1): Ditto.
7932 (containing_function_has_frame_base): New function.
7933 (add_location_or_const_value_attribute): Use it.
7934 Also try to generate a frame_base from a single element location
7937 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7939 PR tree-optimization/15349
7940 * timevar.def (TV_TREE_MERGE_PHI): New.
7941 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
7943 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
7944 calls to tree_forwarder_block_p.
7945 (remove_forwarder_block_with_phi, merge_phi_nodes,
7946 gate_merge_phi, pass_merge_phi): New.
7947 * tree-optimize.c (init_tree_optimization_passes): Add
7949 * tree-pass.h: Add an extern for pass_merge_phi;
7951 2005-01-20 Richard Henderson <rth@redhat.com>
7954 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
7955 (_mm_castps_pd, _mm_castps_si128): New.
7956 (_mm_castsi128_ps, _mm_castsi128_pd): New.
7958 2005-01-20 Richard Henderson <rth@redhat.com>
7961 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
7962 __builtin_ia32_vec_init_v2si.
7963 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
7964 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
7965 (ix86_init_mmx_sse_builtins): Create it.
7966 (ix86_expand_builtin): Expand it.
7967 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
7968 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
7969 (vec_extractv2si_0, vec_extractv2si_1): New.
7971 2005-01-20 Richard Henderson <rth@redhat.com>
7974 * config/i386/i386.c (ix86_expand_push): New.
7975 * config/i386/mmx.md (push<MMXMODE>1): New.
7976 * config/i386/sse.md (push<SSEMODE>1): New.
7977 * config/i386/i386-protos.h: Update.
7979 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7981 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
7984 2005-01-20 Richard Henderson <rth@redhat.com>
7986 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
7987 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
7989 2005-01-19 Richard Henderson <rth@redhat.com>
7992 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
7993 to V4SFmode in SSE1 fallback load path.
7995 2005-01-19 Richard Henderson <rth@redhat.com>
7997 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
7998 in QImode expansion to ix86_expand_vector_set.
7999 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8001 2005-01-19 Richard Henderson <rth@redhat.com>
8004 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8005 subclass of the input class.
8006 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8007 Always true for cross-SSE1 classes. Rationalize conditionals.
8008 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8009 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8010 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8011 (movdi_2): Add MMX/SSE zeros.
8012 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8013 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8014 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8015 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8016 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8017 (zero_extendsidi2_rex64_1): Remove.
8018 (MOV0 peephole): Check GENERAL_REG_P.
8020 2005-01-19 Richard Henderson <rth@redhat.com>
8023 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8025 (ix86_expand_vector_extract): Likewise.
8027 2005-01-19 Richard Henderson <rth@redhat.com>
8030 * expr.c (emit_move_change_mode): New argument force; use
8031 simplify_gen_subreg if true.
8032 (emit_move_via_alt_mode): Merge into ...
8033 (emit_move_via_integer): ... here.
8034 (emit_move_ccmode): Use emit_move_change_mode directly.
8036 2005-01-19 Richard Henderson <rth@redhat.com>
8039 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8040 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8041 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8043 (alpha_emit_set_const): Likewise. Make static.
8044 (alpha_emit_set_long_const): Make static.
8045 (alpha_extract_integer): Split out from alpha_expand_mov.
8046 (alpha_split_const_mov): Likewise.
8047 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8048 (alpha_legitimate_constant_p): New.
8049 * config/alpha/alpha-protos.h: Update.
8050 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8051 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8052 * config/alpha/alpha.md (movsi): Add n alternative.
8053 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8054 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8055 (splitters for all of the above): Use alpha_split_const_mov.
8056 * config/alpha/predicates.md (non_add_const_operand): New.
8057 (non_zero_const_operand): New.
8058 (input_operand): Use alpha_legitimate_constant_p after reload.
8060 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8062 PR tree-optimization/19038
8063 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8064 (add_candidate): Add ivs with increment in latch only if
8065 allow_ip_end_pos_p is true.
8066 (determine_iv_cost): Use empty_block_p.
8068 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8070 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8071 (compute_dominance_frontiers): Ditto.
8073 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8076 * config/sh/t-rtems: New.
8077 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8079 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8081 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8082 the offset of the selected field.
8084 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8086 * tree-cfg.c (remove_forwarder_block): Fix the check to
8087 prevent a nonlocal label from appearing in the middle of a
8090 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8092 PR rtl-optimization/19462
8093 * reorg.c (find_end_label): Create return insn only if
8094 current_function_epilogue_delay_list is empty.
8096 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8098 * doc/passes.texi: Remove paragraph mentioning new-ra.
8100 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8102 PR rtl-optimization/15139
8103 * combine.c: Include params.h.
8104 (count_rtxs): New function.
8105 (record_value_for_reg): If replace_rtx would replace at least
8106 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8107 (clobber (const_int 0)) instead of TEM.
8108 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8109 * params.h (MAX_LAST_VALUE_RTL): New.
8110 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8111 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8114 * c-typeck.c (digest_init): Only call build_vector if all constructor
8115 elements are *_CST nodes.
8116 * gimplify.c (gimplify_init_constructor): Likewise.
8119 * c-typeck.c (digest_init): Only call build_vector if inside_init
8122 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8124 * toplev.c (init_asm_output): Remove dead #ifdef.
8126 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8128 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8130 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8132 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8133 accessing DECL_FUNCTION_CODE.
8134 * dojump.c (do_jump): Likewise.
8135 * gimplify.c (gimplify_call_expr): Likewise.
8136 * predict.c (expr_expected_value): Likewise.
8137 (strip_builtin_expect): Likewise.
8138 * tree-inline.c (estimate_num_insns_1): Likewise.
8139 * tree-ssa-loop-im.c (stmt_cost): Likewise
8140 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8141 (tree_expr_nonnegative_p): Likewise.
8143 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8145 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8146 variant of the load_pcrel_sym pattern.
8147 * config/sparc/sparc.md (P macro): Move to the top.
8148 (load_pcrel_sym): Macroize using P.
8149 (save_register_window): Likewise.
8151 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8153 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8156 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8159 * c-typeck.c (build_asm_expr): Strip nops off
8160 input memory operands.
8162 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8164 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8165 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8166 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8167 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8169 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8172 * config/i386/i386.c (override_options): If the 80387 is disabled,
8173 then do not return FP values using FP registers.
8175 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8177 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8178 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8179 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8180 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8181 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8182 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8183 output.h, postreload-gcse.c, postreload.c, recog.c,
8184 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8185 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8186 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8187 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8188 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8189 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8190 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8191 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8193 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8194 config/alpha/alpha.c, config/arm/vfp.md,
8195 config/i386/emmintrin.h, config/i386/i386-modes.def,
8196 config/i386/i386-protos.h, config/i386/i386.h,
8197 config/i386/pmmintrin.h, config/i386/ppro.md,
8198 config/i386/predicates.md, config/i386/xmmintrin.h,
8199 config/i860/i860.c, config/ia64/ia64-modes.def,
8200 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8201 config/ia64/ia64.md, config/ia64/itanium1.md,
8202 config/ia64/itanium2.md, config/ia64/predicates.md,
8203 config/iq2000/iq2000.h, config/mips/linux64.h,
8204 config/rs6000/aix41.h, config/rs6000/aix43.h,
8205 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8206 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8207 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8208 config/sparc/linux64.h, config/sparc/litecoff.h,
8209 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8210 config/sparc/sparc.h, config/sparc/sparc.md,
8211 config/sparc/sysv4-only.h: Update copyright.
8213 2005-01-18 Richard Henderson <rth@redhat.com>
8216 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8218 2005-01-18 Marc Espie <espie@openbsd.org>
8219 * config/i386/openbsdelf.h: Typo.
8221 2005-01-18 Richard Henderson <rth@redhat.com>
8223 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8224 special case for sse.
8225 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8227 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8229 * tree-inline.c (estimate_num_insns_1): Added cases for
8230 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8232 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8234 PR rtl-optimization/19296
8235 * combine.c (simplify_comparison): Rewrite the condition under
8236 which a non-paradoxical SUBREG of a PLUS can be lifted when
8237 compared against a constant.
8239 2005-01-18 Andi Kleen <ak@muc.de>
8241 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8242 * c.opt (-Wpointer-sign): Add.
8243 * doc/invoke.texi: (-Wpointer-sign): Add.
8245 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8247 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8248 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8249 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8250 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8251 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8252 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8253 for TARGET_MIX_SSE_I387.
8254 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8255 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8256 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8257 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8258 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8259 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8260 TARGET_MIX_SSE_I387.
8261 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8264 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8267 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8268 Add movaps alternative for xmm reg->reg move.
8270 2005-01-17 Jeff Law <law@redhat.com>
8272 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8273 at the end of the main DOM loop rather than just before DOM exits.
8275 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8277 PR tree-optimization/19121
8278 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8279 adding aliases to a name tag, also add them to the pointer's
8281 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8282 sensitive alias info at all. Only check that the two pointers
8283 have compatible pointed-to sets.
8284 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8285 a pointer's type tag is a superset of the alias set of the
8288 2005-01-17 James E Wilson <wilson@specifixinc.com>
8291 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8292 comment to document why.
8294 2005-01-17 Richard Henderson <rth@redhat.com>
8296 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8297 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8298 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8299 sse2_vmsminv2df3_finite): New.
8300 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8301 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8302 Force op1 into register.
8304 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8306 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8307 bubblestrap from always rebuilding build directory.
8309 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8311 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8312 ("*cmpmem_short"): Likewise.
8314 2005-01-17 Steven Bosscher <stevenb@suse.de>
8316 * basic-block.h: Document BB_* flags.
8317 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8318 use an sbitmap instead.
8319 * sched-rgn.c (compute_trg_info): Likewise.
8321 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8323 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8324 redundant target_cpu_default and extra_parts lines. Use the default
8326 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8327 (SUBTARGET_EXTRA_SPECS): Delete.
8328 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8329 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8330 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8331 and "n32" for -mabi=n32.
8333 2005-01-17 Ian Lance Taylor <ian@airs.com>
8336 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8337 fold constant variables into initial values.
8339 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8341 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8343 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8344 through the statements backward.
8346 2005-01-17 Ian Lance Taylor <ian@airs.com>
8348 PR middle-end/13127:
8349 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8350 a variable set to the return value of the inlined function.
8352 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8354 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8355 when modes are tieable.
8357 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8359 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8360 of pthread_create to find out if threads are enabled.
8361 * gthr-posix95.h (__gthread_active_p): Likewise.
8363 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8365 * common.opt (-fnew-ra): Remove.
8367 * toplev.h (flag_new_regalloc): Remove.
8368 * Makefile.in (ra*.*): Don't mention.
8369 * passes.c (rest_of_handle_new_regalloc): Remove.
8370 (rest_of_handle_combine, rest_of_compilation): Always consider
8371 flag_new_regalloc as false.
8372 * doc/invoke.texi: Don't document -fnew-ra.
8374 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8376 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8377 last parameter to reg_scan.
8378 * loop.c (loop_optimize): Likewise.
8379 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8380 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8381 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8382 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8383 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8384 * regclass.c (reg_scan): Likewise, for the declaration.
8385 * rtl.h (reg_scan): Likewise, for the prototype.
8387 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8389 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8390 mark_dfs_back_edges.
8392 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8394 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8395 (compute_avail): Uses don't go in tmp_gen.
8397 2005-01-16 Steven Bosscher <stevenb@suse.de>
8399 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8400 loop to look for a free slot in a page entry.
8402 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8405 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8406 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8407 just before targetm.asm_out.file_end.
8408 * tree.h (process_pending_assemble_output_defs): Declare.
8409 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8411 (assemble_alias): Defer generation of assembly code for defines when
8412 TARGET_DEFERRED_OUTPUT_DEFS is true.
8413 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8414 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8415 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8417 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8420 * pa.c (pa_scalar_mode_supported_p): New function.
8421 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8422 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8424 * pa-protos.h (prefetch_operand): Delete.
8425 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8426 * pa.c (prefetch_operand): Delete.
8427 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8428 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8429 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8430 and prefetch_nocc_operand.
8431 * pa.md (prefetch): Rework to avoid reload problems handling short
8432 displacements when a cache control completer needs to be provided.
8433 (prefetch_32, prefetch_64): Delete.
8434 (prefetch_cc, prefetch_nocc): New patterns.
8436 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8438 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8440 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8443 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8444 exceeds maximum alignment for global common data.
8445 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8446 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8448 2004-01-15 Roger Sayle <roger@eyesopen.com>
8450 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8452 2004-01-15 Roger Sayle <roger@eyesopen.com>
8454 * harg-reg-set.h (reg_class_names): Prototype global array.
8455 * regclass.c (reg_class_names): Declare here and initialize to
8457 (dump_regclass): Remove local declaration of reg_class_names.
8458 (regclass): Likewise.
8459 * cfg.c (dump_flow_info): Likewise.
8460 * ra-debug.c (reg_class_names): Likewise.
8461 * regrename.c (reg_class_names): Likewise.
8462 * reload.c (reg_class_names): Likewise.
8463 * reload1.c (spill_failure): Likewise.
8464 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8466 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8468 * config/s390/s390.md ("reload_outti"): Remove predicate for
8469 output operand. Abort if operand is not a MEM.
8470 ("reload_outdi", "reload_outdf"): Likewise.
8472 2005-01-15 Marc Espie <espie@openbsd.org>
8474 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8475 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8476 * config/openbsd.h: Fix C++ includes for native configurations.
8477 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8478 Add trampoline support.
8479 * config/i386/openbsdelf.h: New.
8481 2005-01-15 Marc Espie <espie@openbsd.org>
8483 * collect2.c (main): Explicitly parse -dynamic-linker option.
8485 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8487 PR tree-optimization/19060
8488 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8489 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8490 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8491 and handle extract_range_from_cond returning false.
8492 * fold-const.c (fold): Optimize comparisons with min/max even for
8493 width > HOST_BITS_PER_WIDE_INT.
8495 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8497 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8498 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8499 Remove little endian multilib variants.
8500 Add mips32 multilib variant.
8502 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8504 * explow.c (copy_all_reg, stabilize): Remove.
8505 * expr.h: Remove the corresponding prototypes.
8507 * rtlanal.c (regs_set_between_p): Remove.
8508 * rtl.h: Remove the corresponding prototype.
8510 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8512 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8513 to rs6000_nonimmediate_operand.
8514 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8515 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8516 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8517 rs6000_nonimmediate_operand.
8518 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8519 rs6000_nonimmediate_operand.
8521 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8523 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8525 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8527 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8529 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8530 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8532 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8533 (rs6k_nonimmediate_operand): New.
8534 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8536 (legitimate_lo_sum_address_p): Same.
8537 (rs6000_legitimize_address): Same.
8538 (rs6000_legitimize_reload_address): Same.
8539 (rs6000_legitimate_address): Same.
8540 (spe_build_register_parallel): Pass DF and DC modes in a DI
8543 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8544 to rs6k_nonimmediate_operand.
8546 * config/rs6000/spe.md ("*frob_df_di"): New.
8547 ("*frob_di_df"): New.
8548 ("*frob_di_df_2"): New.
8549 ("*mov_sidf_e500_subreg0"): New.
8550 ("*mov_sidf_e500_subreg4"): New.
8551 ("*movdf_e500_double"): Change predicate to
8552 rs6k_nonimmediate_operand.
8554 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8556 * postreload.c (move2add_note_store): Only call
8557 trunc_int_for_mode on scalar integers.
8559 2005-01-14 Steven Bosscher <stevenb@suse.de>
8561 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8562 replace BB_VISITED uses.
8563 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8564 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8565 (tree_dce_done): Free visited_control_parents.
8566 (perform_tree_ssa_dce): Allocate and clear it.
8567 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8568 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8569 instead of BB_VISITED.
8571 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8573 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8574 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8575 Remove unused prototypes.
8577 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8579 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8580 64-bit register usage.
8581 (spe_func_has_64bit_regs_p): Add FIXME note.
8583 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8585 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8586 flag_finite_math_only with flag_unsafe_math_optimizations.
8588 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8590 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8592 (__tpf_eh_return): Copy TPF private stack area from the module
8593 boundary stack frame. Add check for when module addresses are
8594 equal, but no stub address is found.
8596 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8599 * arm.h (struct machine_function): Add call_via field.
8600 (thumb_call_via_label): Declare.
8601 * arm.c (thumb_call_via_label): New variable.
8602 (thumb_call_reg_needed): New variable.
8603 (arm_output_function_epilogue): For Thumb code, output any per-function
8604 call-indirect trampolines.
8605 (thumb_call_via_reg): New function.
8606 (arm_file_end): New function.
8607 (TARGET_ASM_FILE_END): Call arm_file_end.
8608 (aof_file_end): Likewise.
8609 * arm-protos.h (thumb_call_via_reg): Declare.
8610 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8611 thumb_call_via_reg in normal case.
8613 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8616 PR rtl-optimization/19348
8617 * recog.c (peephole2_optimize): Do global life update if some peephole
8618 decides it doesn't need at least one of its inputs and that change
8619 influences liveness at the start of the basic block.
8621 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8622 arguments instead of 1.
8624 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8627 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8628 zero for nested functions needing a static chain or functions
8629 with a non-constant address.
8631 2005-01-13 Roger Sayle <roger@eyesopen.com>
8633 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8634 (and (sign_extend X) C) into (zero_extend (and X C)).
8636 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8638 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8640 2005-01-13 Richard Henderson <rth@redhat.com>
8645 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8646 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8647 not just TARGET_SSE.
8648 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8649 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8650 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8651 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8652 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8653 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8654 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8655 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8656 (movdicc_c_rex64): Rename with '*'.
8657 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8658 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8659 (movsfcc_1_387): Rename from movsfcc_1.
8660 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8661 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8662 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8663 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8664 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8665 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8666 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8667 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8668 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8669 sse_movdfcc_const0_4): Remove.
8670 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8671 recognize min/max early. Update for changed sse cmove patterns.
8672 (ix86_split_sse_movcc): New.
8673 * config/i386/i386-protos.h: Update.
8675 2005-01-13 Steven Bosscher <stevenb@suse.de>
8677 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8678 (fix_stmt_v_may_defs): Likewise.
8680 2005-01-13 Richard Henderson <rth@redhat.com>
8682 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8683 for converting the mask.
8685 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8687 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8690 2005-01-13 Richard Henderson <rth@redhat.com>
8692 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8693 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8694 IX86_BUILTIN_MOVDQ2Q): Remove.
8695 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8696 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8697 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8699 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8700 (sse2_pextrw): Fix immediate constraint.
8701 (sse2_loadq, sse2_loadq_rex64): Remove.
8702 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8703 Use __builtin_ia32_vec_ext_<size>.
8704 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8706 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8708 * function.c (assign_parm_setup_block): Look inside original
8709 entry_parm when inspecting PARALLEL.
8711 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8712 Joel Sherrill <joel@oarcorp.com>
8715 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8716 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8717 rtems_gxx_recursive_mutex_init.
8718 (__gthread_recursive_mutex_lock): New function.
8719 (__gthread_recursive_mutex_trylock): Likewise.
8720 (__gthread_recursive_mutex_unlock): Likewise.
8722 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8724 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8726 2005-01-13 Jan Beulich <jbeulich@novell.com>
8728 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8729 (ashrti3_internal): Indicate output is early clobber. Generate result
8730 into output rather than first input. Use move for low word of output
8731 if shift count is exactly 64.
8732 (lshrti3_internal): Likewise.
8734 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8738 * reload1.c (delete_output_reload): Don't delete an output reload
8739 if the pseudo lives longer than a single basic block. Adjust and
8740 improve wording of comment.
8742 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8745 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8746 of TYPE_SIZE where we mean the number of bytes.
8748 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8750 * function.c (assign_parm_setup_block): Relax condition on
8751 multi-register optimization.
8753 2005-01-12 Nick Clifton <nickc@redhat.com>
8755 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8756 an "in_delay_slot" attribute of "no" to prevent them being used in
8757 delay slots. This is forbidden because they might generate
8760 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8763 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8766 2005-01-12 Nick Clifton <nickc@redhat.com>
8768 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8769 passed on to GAS) but do not define, as GAS no longer supports or
8770 needs the -m2000 option.
8772 2005-01-11 Roger Sayle <roger@eyesopen.com>
8774 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8775 type as args of unprototyped builtins aren't automatically promoted.
8776 (fold_builtin_abs): Likewise.
8778 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8780 * Makefile.in: Set a `build-warn' variable.
8782 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8784 PR tree-optimization/17949
8785 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8786 (find_interesting_uses_address): Use it.
8788 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8790 * regrename.c (kill_value): Handle subreg's that won't simplify.
8792 2005-01-11 Richard Henderson <rth@redhat.com>
8795 * config/i386/i386.h (enum ix86_builtins): Move ...
8796 * config/i386/i386.c: ... here.
8797 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8798 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8799 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8800 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8801 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8802 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8803 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8804 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8805 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8806 IX86_BUILTIN_LOADDDUP): Remove.
8807 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8808 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8809 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8810 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8811 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8812 (ix86_init_builtins): Make static.
8813 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8814 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8815 if all the modes match. Otherwise, fake it.
8816 (get_element_number, ix86_expand_vec_init_builtin,
8817 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8818 (ix86_expand_builtin): Make static. Update for changed builtins.
8819 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
8820 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
8821 (ix86_expand_vector_init_duplicate): New.
8822 (ix86_expand_vector_init_low_nonzero): New.
8823 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
8824 Split out from ix86_expand_vector_init; handle integer modes.
8825 (ix86_expand_vector_init): Use them.
8826 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
8827 * config/i386/i386-protos.h: Update.
8828 * config/i386/predicates.md (reg_or_0_operand): New.
8829 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
8830 (movv2sf_internal): Likewise. And a splitter to match them all.
8831 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
8832 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
8833 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
8834 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
8835 (mmx_pinsrw): Fix operand ordering.
8836 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
8837 rather than sse_loadss expander.
8838 (movv2df splitter): Similarly.
8839 (sse_loadss, sse_loadlss): Remove.
8840 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
8841 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
8842 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
8843 (sse3_movddup): Rename with '*'.
8844 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
8845 (sse2_loadsd): Remove.
8846 (vec_dupv2df_sse3): Rename from sse3_loadddup.
8847 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
8848 (sse2_pinsrw): Fix argument ordering.
8849 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
8850 (sse2_stored): Remove 'r' destination.
8851 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
8852 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
8853 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
8854 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
8855 vec_extractv16qi, vec_initv16qi): New.
8857 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
8858 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
8859 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
8861 (_mm_load_pd, _mm_store_pd): Use plain dereference.
8862 (_mm_load_si128, _mm_store_si128): Likewise.
8863 (_mm_load1_pd): Use _mm_set1_pd.
8864 (_mm_load_sd): Use _mm_set_sd.
8865 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
8866 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
8867 (_mm_set_epi64): Use _mm_set_epi64x.
8868 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
8869 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
8870 _mm_setr_epi8): Use _mm_set_foo form.
8871 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
8872 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
8873 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
8874 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
8875 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
8876 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
8877 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
8878 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
8879 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
8880 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
8881 (_mm_movedup_pd): Use _mm_shuffle_pd.
8882 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
8883 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
8884 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
8885 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
8887 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
8888 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
8889 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
8890 (_mm_store_ps): Use raw dereference.
8891 (_mm_store1_ps): Use _mm_storeu_ps.
8892 (_mm_storer_ps): Use _mm_store_ps.
8893 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
8894 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
8896 2005-01-11 Stan Shebs <shebs@apple.com>
8898 * config/rs6000/rs6000.c (machopic_output_stub): Issue
8899 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
8901 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
8904 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
8905 Skip all DECLs except for FIELD_DECLs.
8907 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8909 * config/s390/s390.c (override_options): Return error if
8910 -mbackchain, -mpacked-stack and -mhard-float are used together.
8911 (s390_va_start): Remove the backchain && packed-stack special case.
8912 (s390_gimplify_va_arg): Likewise.
8913 * doc/invoke.texi: Remove the ABI incompatibility note.
8915 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8917 * config/s390/s390.c (struct s390_frame_layout): Remove
8919 (s390_frame_info, s390_emit_prologue): Replace occurrences of
8920 save_backchain_p with TARGET_BACKCHAIN.
8922 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8925 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
8926 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
8927 * function.c (locate_and_pad_parm): Set new field.
8928 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
8929 Tweak where_pad test to include "none". Always set mem align for
8931 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
8932 not sufficient for type.
8933 (assign_parm_setup_block): If stack_parm is zero on entry, always
8934 make a new stack local. Block move old stack parm if necessary
8935 to new aligned stack local.
8936 (assign_parm_setup_stack): Use a block move to handle
8937 potentially misaligned entry_parm.
8938 (assign_parms_unsplit_complex): Specify required alignment when
8939 creating stack local.
8940 * calls.c (compute_argument_addresses): Override alignment of stack
8941 arg calculated from its type with the alignment given by
8942 FUNCTION_ARG_BOUNDARY.
8943 (store_one_arg): Likewise.
8945 2005-01-11 Jan Beulich <jbeulich@novell.com>
8947 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
8948 Change respective itanium_class attribute to ialu.
8949 (shladdp4_internal): New.
8950 * config/ia64/predicates.md (shladd_log2_operand): New.
8952 2005-01-11 Richard Henderson <rth@redhat.com>
8954 * expr.c (store_constructor): Use rtvec_alloc instead of
8955 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
8957 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
8959 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
8961 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8963 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
8964 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
8965 (TARGET_RWRELOC): Define.
8966 (ia64_rwreloc_section_type_flags): Delete.
8967 (ia64_section_type_flags): New function.
8968 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
8969 (TARGET_RWRELOC): Define.
8971 2005-01-10 David Mosberger <davidm@hpl.hp.com>
8974 * config/ia64/ia64.c (process_set): For alloc insn, only call
8975 process_epilogue is !frame_pointer_needed.
8977 2005-01-10 Roger Sayle <roger@eyesopen.com>
8980 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
8981 unary operator and can't be treated as a binary/comparison operator.
8983 2005-01-10 Richard Henderson <rth@redhat.com>
8985 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
8986 (ix86_return_in_memory): Likewise.
8987 (function_arg_advance): Likewise. Mirror structure in function_arg
8988 for choosing register to advance.
8990 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
8992 * tree-vectorizer.c, tree.def: Fix comment typos.
8994 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
8996 * config/s390/s390.c (struct processor_costs): 4 new fields:
8997 ddbr, ddr, debr, der.
8998 (s390_rtx_costs): More precise handling of divide instructions.
9000 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9002 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9004 2005-01-10 Jan Beulich <jbeulich@novell.com>
9006 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9007 names resulting from -ffunction-sections/-fdata-sections and linkonce
9009 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9010 based on the section name. Rearrange the section name comparison logic
9011 slightly so that each section name is compared against at most once.
9013 2005-01-10 Ben Elliston <bje@au.ibm.com>
9015 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9016 targets for which -fPIC reduces limitations on the GOT size.
9018 2005-01-09 Falk Hueffner <falk@debian.org>
9020 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9023 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9026 * collect2.c (main): Set aixrtl_flag for -brtl option.
9027 (resolve_lib_name): Search for .so file extension before .a
9030 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9032 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9033 (vect_analyze_data_refs_alignment): Add dump prints.
9035 2005-01-09 Ira Rosen <irar@il.ibm.com>
9037 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9038 expr_invariant_in_loop_p.
9039 Initialize outputs first thing in the function.
9040 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9041 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9042 (vect_analyze_pointer_ref_access): Check that the initial condition of
9043 the access function is loop invariant.
9045 2005-01-09 Richard Henderson <rth@redhat.com>
9047 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9048 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9049 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9050 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9051 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9052 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9053 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9054 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9055 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9056 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9057 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9058 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9059 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9060 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9061 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9062 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9063 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9064 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9065 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9066 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9067 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9068 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9069 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9071 (mmx_clrdi, pavgusb): Remove.
9072 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9073 with leading sse_ prefix.
9074 * config/i386/sse.md: Receive them.
9075 * config/i386/mmx.md: New file.
9076 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9077 (subrv2sf3): Turn into expander for normal subtraction.
9078 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9079 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9080 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9081 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9082 commutative; use ix86_binary_operator_ok.
9083 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9084 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9085 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9086 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9087 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9088 Macroize from existing patterns; use ix86_binary_operator_ok.
9089 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9090 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9091 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9092 with vec_select+vec_concat.
9093 (mmx_pshufw, mmx_pshufw_1): Likewise.
9094 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9095 (mmx_uavgv4hi3): Model correctly.
9096 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9097 _mm_xor_si64): Remove casts.
9099 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9101 PR tree-optimization/19224
9102 * tree-scalar-evolution.c (get_instantiated_value,
9103 set_instantiated_value): New functions.
9104 (instantiate_parameters_1): Cache the results.
9105 (instantiate_parameters, resolve_mixers): Initialize and free
9108 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9110 * config/i386/i386.md (addhi_4): Correct reference in comment.
9113 2005-01-08 Richard Henderson <rth@redhat.com>
9115 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9116 (_mm_cvtsi128_si64x): Likewise.
9117 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9118 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9119 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9120 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9121 * config/i386/i386-protos.h: Update.
9122 * config/i386/i386.c (print_operand): Add 'H'.
9123 (ix86_fixup_binary_operands): Split out from ...
9124 (ix86_expand_binary_operator): ... here.
9125 (ix86_fixup_binary_operands_no_copy): New.
9126 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9127 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9128 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9129 (safe_vector_operand): Use CONST0_RTX.
9130 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9131 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9132 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9133 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9135 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9136 (IX86_BUILTIN_CMPNGESS): New.
9137 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9138 (attr type): Add sselog1.
9139 (attr unit, attr memory): Handle it.
9140 (movti, movti_internal, movti_rex64): Move near other integer moves.
9141 (movtf, movtf_internal): Move near other fp moves.
9142 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9143 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9144 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9145 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9146 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9147 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9148 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9149 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9150 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9151 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9152 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9153 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9154 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9155 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9156 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9157 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9158 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9159 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9160 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9161 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9162 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9163 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9164 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9165 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9166 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9167 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9168 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9169 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9170 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9171 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9172 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9173 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9174 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9175 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9176 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9177 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9178 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9179 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9180 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9181 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9182 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9183 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9184 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9185 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9187 (SSEPUSH, push<SSEPUSH>): Remove.
9188 (MMXPUSH, push<MMXPUSH>): Remove.
9189 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9190 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9191 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9192 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9193 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9194 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9195 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9196 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9197 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9198 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9199 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9200 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9201 (ppro_sse_log_V4SF): Handle sselog1.
9202 * config/i386/predicates.md (const_0_to_1_operand): New.
9203 (const_0_to_255_mul_8_operand): New.
9204 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9205 (const_2_to_3_operand, const_4_to_7_operand): New.
9206 * config/i386/sse.md: New file.
9207 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9208 (sse_movups): Rename from sse_movups_1.
9209 (sse_loadlss): Rename from sse_loadss_1.
9210 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9212 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9213 (absv4sf2, negv2df, absv2df): New.
9214 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9215 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9216 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9217 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9218 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9219 (sse3_addsubv4sf3): Model correctly.
9220 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9221 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9222 (sse_movhlps): Model with vec_select+vec_concat.
9223 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9224 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9225 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9226 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9227 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9228 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9229 sse2_pshufhw_1): Likewise.
9230 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9231 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9232 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9233 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9234 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9235 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9236 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9237 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9238 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9239 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9240 sminv8hi3): Mark commutative
9241 operands. Use ix86_binary_operator_ok.
9242 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9243 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9244 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9245 sse2_punpcklqdq): Allow operand2 in memory.
9246 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9247 sse2_movsd): Add memory alternatives.
9248 (sse_storelps): Turn expander into an insn; split after reload.
9249 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9250 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9252 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9254 * configure.ac (DWARF-2 debug_line): Use objdump.
9255 * configure: Regenerate.
9257 2005-01-08 Jeff Law <law@redhat.com>
9258 Diego Novillo <dnovillo@redhat.com>
9260 PR tree-optimization/18241
9261 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9262 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9263 statements with volatile operands.
9264 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9265 operands after marking a statement with has_volatile_ops.
9267 2005-01-08 Roger Sayle <roger@eyesopen.com>
9269 * tree.c (int_fits_type_p): Always honor integer constant
9270 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9272 2005-01-08 Roger Sayle <roger@eyesopen.com>
9274 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9275 the latent bug in rtl_delete_block has been resolved.
9277 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9279 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9280 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9282 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9284 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9285 library as @multilib_dir@/$(SHLIB_SONAME).
9287 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9289 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9290 * configure: Regenerate.
9292 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9294 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9297 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9300 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9301 Convert non-word aligned offset address using ld/std into
9304 2005-01-07 Richard Henderson <rth@redhat.com>
9306 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9308 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9310 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9312 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9314 PR tree-optimization/19283
9315 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9316 is not shorter than the original type.
9318 PR rtl-optimization/19012
9319 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9321 PR rtl-optimization/18861
9322 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9323 (FULL_STATE): Define.
9324 (mark_tablejump_edge): New function.
9325 (purge_dead_tablejump_edges): New function.
9326 (find_bb_boundaries): Use it.
9328 PR tree-optimization/18828
9329 * builtins.c (expand_builtin_next_arg): Remove argument and all
9330 the argument checking.
9331 (expand_builtin): Adjust caller.
9332 (expand_builtin_va_start): Likewise. Remove error for too many
9334 (fold_builtin_next_arg): Issue error for too many arguments.
9335 After checking arguments, replace them with magic arguments that
9336 prevent further checking of the args.
9338 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9340 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9342 2005-01-06 Roger Sayle <roger@eyesopen.com>
9345 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9346 and %{.S:...} (and their negative variants) to test whether the
9347 input file is assembler or pre-processed-assembler independent of
9348 the actual filename extension.
9350 2005-01-06 Roger Sayle <roger@eyesopen.com>
9352 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9353 of sign or zero extended values.
9355 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9357 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9358 for IBM long double format correctly.
9360 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9362 Fix PR tree-optimization/18792
9364 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9365 to first_loop_depth, and use loop depth instead of loop number.
9366 (build_classic_dir_vector): Ditto.
9367 (compute_data_dependences_for_loop): Use depth, not loop number.
9368 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9369 number. Pass in loops, instead of loop numbers.
9370 (gather_interchange_stats): Ditto.
9371 (linear_transform_loops): Ditto.
9373 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9376 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9377 biv_fits_mode_p, extension_within_bounds_p): New functions.
9378 (check_ext_dependent_givs): Use them.
9380 2005-01-06 Roger Sayle <roger@eyesopen.com>
9382 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9383 more than one barrier, in which case we should delete them all.
9385 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9387 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9389 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9391 Fix PR middle-end/19286
9393 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9394 output this subprogram, simply ignore this attempt to do it again.
9395 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9396 origin attribute if it's not possible.
9397 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9398 (decls_for_scope): Ditto.
9399 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9400 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9402 2005-01-05 Richard Henderson <rth@redhat.com>
9405 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9406 (bdesc_2arg): Use it.
9407 (ix86_expand_binop_builtin): Force operands into registers
9409 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9410 ix86_expand_sse_compare, ix86_expand_sse_comi,
9411 ix86_expand_builtin): Likewise.
9413 2005-01-05 Richard Henderson <rth@redhat.com>
9415 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9417 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9418 (mulv4hi3): Set itanium_class mmmul.
9419 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9420 (fpack): Rename from fpack_sfsf.
9422 2005-01-05 Richard Henderson <rth@redhat.com>
9425 * reload1.c (do_input_reload): Restrict the optimization deleteing
9426 a previous output reload to RELOAD_FOR_INPUT.
9428 2005-01-05 Steven Bosscher <stevenb@suse.de>
9430 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9431 comment that we fall through after case.
9432 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9433 (distribute_links): Likewise.
9434 * cse.c (cse_insn): Likewise.
9435 * cselib.c (cselib_invalidate_mem): Likewise.
9436 * df.c: Update comments at the top of the file.
9437 (read_modify_subreg_p): Update comments here too.
9438 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9439 * flow.c (mark_set_1): Likewise.
9440 (mark_used_regs): Likewise.
9441 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9442 (canon_list_insert): Likewise.
9443 (mark_set): Likewise.
9444 (try_replace_reg): Likewise.
9445 (store_killed_in_insn): Likewise.
9446 * loop.c (count_one_set): Likewise.
9447 (basic_induction_var): Likewise.
9448 * postreload-gcse.c (find_mem_conflicts): Likewise.
9449 * postreload.c (reload_combine_note_store): Likewise.
9450 (move2add_note_store): Likewise.
9451 * reload.c (find_equiv_reg): Likewise.
9452 (mark_referenced_resources): Likewise.
9453 * rtlanal.c (set_noop_p): Likewise.
9454 (note_stores): Likewise.
9455 (note_uses): Likewise.
9456 * sched-deps.c (sched_analyze_1): Likewise.
9457 * sched-rgn.c (check_live_1): Likewise.
9458 (update_live_1): Likewise.
9459 * config/i860/i860.c: Likewise.
9461 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9463 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9465 * doc/rtl.texi: Update documentation for bit-fields and SET.
9467 2005-01-05 Roger Sayle <roger@eyesopen.com>
9469 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9471 2005-01-05 Jan Hubicka <jh@suse.cz>
9472 Richard Henderson <rth@redhat.com>
9475 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9478 2005-01-05 Richard Henderson <rth@redhat.com>
9481 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9482 (sse_shufps): Change operand 3 to const_int_operand.
9483 (sse2_storelps): Fix typo in template.
9484 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9485 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9486 (ix86_expand_builtin): Likewise.
9488 2005-01-05 Julian Brown <julian@codesourcery.com>
9490 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9491 as aggregates for AAPCS ABIs.
9493 2005-01-05 Stan Shebs <shebs@apple.com>
9495 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9496 Mach-O getters if ppc64.
9497 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9499 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9500 signed four-byte field for global code case.
9501 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9503 2005-01-05 Roger Sayle <roger@eyesopen.com>
9506 * c-common.c: Include real.h.
9507 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9508 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9509 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9510 * Makefile.in (c-common.o): Update dependencies.
9512 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9514 * c-parse.in (asm_string): Add trailing semicolon.
9516 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9518 * c-parse.in (asm_string): New. Don't allow wide strings in
9520 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9521 asm_string instead of STRING.
9523 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9525 * c-typeck.c (constructor_no_implicit): Remove.
9526 (set_designator, process_init_element): Don't check
9527 constructor_no_implicit.
9529 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9530 Kaz Kojima <kkojima@gcc.gnu.org>
9533 * lcm.c (create_pre_exit): New.
9534 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9535 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9537 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9539 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9540 -msoft-float in target_float_switch.
9541 * arm.c (arm_override_options): Fix processing of target_float_switch.
9543 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9545 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9548 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9550 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9551 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9553 2005-01-04 Roger Sayle <roger@eyesopen.com>
9555 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9556 if deleting the then-block allows the test-block to fallthru to the
9559 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9562 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9563 after the full declaration if the are in two different TUs.
9565 2005-01-04 Richard Henderson <rth@redhat.com>
9568 * tree-sra.c (generate_one_element_init): Just
9569 call gimplify_and_add.
9570 (generate_element_init): Record the
9571 new referenced variables and mark them for renaming
9572 and split out to ...
9573 (generate_element_init_1): This.
9574 (scalarize_init): Don't call push_gimplify_context/
9575 pop_gimplify_context.
9577 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9579 * toplev.c (get_src_pwd): Handle failure of getpwd().
9581 2005-01-04 Roger Sayle <roger@eyesopen.com>
9583 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9585 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9586 all the cases handled by it are inverted by invert_truthvalue.
9588 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9590 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9591 (save_register_windowsi): Likewise.
9593 2005-01-04 Richard Henderson <rth@redhat.com>
9595 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9597 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9600 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9601 any simplifications of vector mode comparison operators.
9602 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9604 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9605 Devang Patel <dpatel@apple.com>
9607 PR tree-optimization/18308
9608 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9609 the operands before creating a new expression.
9610 * dojump.c (do_jump): Make drop_through_label available
9611 for all cases. Add expansion of COND_EXPR.
9613 2005-01-04 Ira Rosen <irar@il.ibm.com>
9615 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9616 INTEGER_CST instead of TREE_CONSTANT.
9617 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9618 instead of TREE_CONSTANT.
9619 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9620 instead of TREE_CONSTANT.
9622 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9624 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9626 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9629 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9630 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9632 2005-01-03 Richard Henderson <rth@redhat.com>
9634 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9635 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9636 fold_convert_const_real_from_real): Split out from ...
9637 (fold_convert_const): ... here.
9639 2005-01-03 Richard Henderson <rth@redhat.com>
9642 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9643 (mov<MMXMODEI>_internal): Likewise.
9644 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9645 Add V2SF case; use it for SSE1; don't use TI.
9646 (movdf_integer): Likewise.
9647 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9649 2005-01-03 Ira Rosen <irar@il.ibm.com>
9651 * tree-vectorizer.c (vect_strip_conversions): New function.
9652 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9653 check for binary class.
9655 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9659 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9661 * gimple-low.c (mark_blocks_with_used_vars): New function.
9662 (mark_blocks_with_used_subblocks): Ditto.
9663 (mark_used_blocks): Ditto.
9664 (pass_mark_used_blocks): New pass.
9665 * tree-inline.c: Include debug.h.
9666 (expand_call_inline): Call outlining_inline_function here.
9667 * tree-optimize.c (init_tree_optimization_passes): Add
9668 pass_mark_used_blocks.
9669 * tree-pass.h (pass_mark_used_blocks): New.
9670 * Makefile.in (tree-inline.o): Add debug.h dependency.
9672 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9674 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9675 VAR_DECLs to have weak_import attribute.
9677 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9680 2004-01-03 Steven Bosscher <stevenb@suse.de>
9682 * passes.c (rest_of_compilation): Don't run regmove if only
9683 flag_expensive_optimizations, require flag_regmove instead.
9685 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9687 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9689 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9690 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9691 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9692 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9694 2005-01-03 Richard Henderson <rth@redhat.com>
9696 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9697 (ia64_const_ok_for_letter_p): New.
9698 (ia64_const_double_ok_for_letter_p): New.
9699 (ia64_extra_constraint): New.
9700 (ia64_expand_vecint_compare): New.
9701 (ia64_expand_vcondu_v2si): New.
9702 (ia64_expand_vecint_cmov): New.
9703 (ia64_expand_vecint_minmax): New.
9704 (ia64_print_operand): Add 'v'.
9705 (ia64_preferred_reload_class): New.
9706 (ia64_vector_mode_supported_p): New.
9707 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9708 (PREFERRED_RELOAD_CLASS): Move to function.
9709 (CONST_OK_FOR_LETTER_P): Move to function.
9710 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9711 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9712 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9713 (EXTRA_CONSTRAINT): Move to function.
9714 * config/ia64/ia64.md: Include vect.md.
9715 (itanium_class): Add mmalua.
9717 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9719 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9720 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9722 (const_int_2bit_operand): New.
9723 (fr_reg_or_0_operand): New.
9724 * config/ia64/ia64-modes.def: Add vector modes.
9725 * config/ia64/ia64-protos.h: Update.
9726 * config/ia64/vect.md: New file.
9728 2005-01-03 Richard Henderson <rth@redhat.com>
9730 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9732 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9735 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9737 (log1pdf2): Change mode of operands[0,1] to DFmode.
9739 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9741 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9742 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9743 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9744 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9745 SPARC_RELAXED_ORDERING.
9747 2005-01-03 Richard Henderson <rth@redhat.com>
9748 Uros Bizjak <uros@kss-loka.si>
9751 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9752 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9753 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9755 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9756 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9757 const_pow2_1_to_128_operand): New predicates.
9759 2005-01-02 Greg McGary <greg@mcgary.org>
9761 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9763 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9764 object. [ptr_type]: Remove unused variable.
9765 Remember nearest addressable array-element or record-component
9766 when checking bitfield components. Tolerate empty BIND_EXPR.
9768 2005-01-01 Richard Henderson <rth@redhat.com>
9770 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9771 that don't narrow the value. Fail for other conversions.
9773 2005-01-01 Richard Henderson <rth@redhat.com>
9776 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9777 * c-lang.c (finish_file): Don't do it here.
9778 * objc/objc-act.c (objc_finish_file): Likewise.
9780 * cgraph.c (decl_assembler_name_equal): New.
9781 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9782 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9783 * cgraph.h (struct cgraph_varpool_node): Add next.
9784 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9785 * varasm.c (assemble_alias): Mark the target as needed.
9787 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9790 * function.c (get_arg_pointer_save_area): Use entry_of_function
9791 instead of get_insns.
9793 2005-01-01 Roger Sayle <roger@eyesopen.com>
9794 Andrew Pinski <pinskia@physics.uc.edu>
9795 James E. Wilson <wilson@specifixinc.com>
9797 PR rtl-optimization/12092
9798 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9801 2005-01-01 Roger Sayle <roger@eyesopen.com>
9802 Olivier Hainque <hainque@act-europe.fr>
9804 * tree.c (int_fits_type_p): A narrower type always fits in a
9805 wider one, except for negative values into unsigned types.
9807 2005-01-01 Roger Sayle <roger@eyesopen.com>
9809 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9810 with the original constant rather than require TREE_OVERFLOW.
9812 2005-01-01 Steven Bosscher <stevenb@suse.de>
9815 * c-decl.c (finish_function): If compiling C99, annotate the
9816 compiler generated return with the current file name and line 0.
9817 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9818 the source line is greater than 0.
9819 (remove_bb): Likewise.
9821 See ChangeLog.12 for earlier changes.
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