1 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
4 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
7 2005-04-04 Richard Henderson <rth@redhat.com>
8 Jakub Jelinek <jakub@redhat.com>
10 PR rtl-optimization/16104
11 * fold-const.c (fold_unary): Fix folding of vector conversions.
13 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
15 * config.gcc (xstormy16-*-elf): Set extra_options.
16 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
17 * config/stormy16/stormy16.opt: New file.
19 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
21 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
22 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
23 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
24 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
25 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
26 (TARGET_UNIX_ASM): Delete.
27 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
28 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
29 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
30 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
31 * config/pdp11/pdp11.opt: New file.
33 2005-04-03 Roger Sayle <roger@eyesopen.com>
34 Alexandre Oliva <aoliva@redhat.com>
37 * fold-const.c (non_lvalue): Split tests into...
38 (maybe_lvalue_p): New function.
39 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
40 C++ front-end prior to lowering into gimple form.
42 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
44 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
45 BUILT_IN_STRNCASECMP): New.
46 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
49 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
52 * arm.md (addsi3_compare0_for_combiner): Delete.
53 (addsi3_compare0_scratch_for_combiner): Delete.
54 (cmpsi_neg_shiftsi): Delete.
55 (compare_negsi_si): New pattern.
56 (cmpsi_negshiftsi_si): New pattern.
57 (negated_cbranchsi4): Restrict to equality_operator.
59 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
62 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
64 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
67 * doc/install.texi: Fix a typo.
69 2005-04-03 Steven Bosscher <stevenb@suse.de>
72 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
73 a computed goto if the edge to the computed goto block has
74 incoming abnormal edges. Clarify how the function works.
76 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
78 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
79 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
80 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
81 hash_scan_set, reg_set_between_after_reload_p,
82 reg_used_between_after_reload_p, get_avail_load_store_reg,
83 eliminate_partially_redundant_load): Likewise.
84 * postreload.c (reload_cse_simplify_set,
85 reload_combine_note_use): Likewise.
86 * predict.c (predict_insn, expected_value_to_br_prob,
87 propagate_freq, expensive_function_p): Likewise.
88 * print-rtl.c (print_rtx): Likewise.
89 * profile.c (instrument_edges, instrument_values,
90 compute_branch_probabilities, branch_prob, union_groups,
91 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
92 * protoize.c (in_system_include_dir, file_could_be_converted,
93 file_normally_convertible, gen_aux_info_file, seek_to_line,
94 do_cleaning): Likewise.
95 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
96 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
97 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
99 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
101 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
102 * modulo-sched.c (undo_replace_buff_elem): New structure.
103 (kernel_number_of_cycles, ps_unschedule_node,
104 undo_generate_reg_moves,free_undo_replace_buff,
105 undo_permute_partial_schedule, loop_single_full_bb_p,
106 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
107 build_loops_structure, get_sched_window): New.
108 (generate_reg_moves): Return undo_replace_buff_elem and other
110 (generate_prolog_epilog): Remove old loop versioning.
111 (sms_schedule): Use loop information and loop_version.
112 (sms_schedule_by_order): Split part of it to get_sched_window.
113 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
114 cfg_layout_finalize and free_dominance_info before/after SMS.
116 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
118 * cfghooks.c (lv_flush_pending_stmts,
119 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
120 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
121 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
122 lv_add_condition_to_bb,
123 lv_adjust_loop_header_phi, extract_cond_bb_edges,
124 flush_pending_stmts): New in cfg_hooks structure.
125 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
126 extract_cond_bb_edges, lv_adjust_loop_header_phi,
127 lv_add_condition_to_bb): New declarations.
128 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
130 (loop_version): Declare.
131 * cfgloopmanip.c (cfghooks.h): Include.
132 (duplicate_loop_to_header_edge): Change return type to bool.
133 (loop_version, lv_adjust_loop_entry_edge): Move here.
134 * cfgrtl.c (cfgloop.h): Include.
135 (rtl_verify_flow_info_1): Fix.
136 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
137 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
139 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
140 tree_lv_add_condition_to_bb): New.
141 (tree_cfg_hooks): Add new hooks to initialization.
142 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
143 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
145 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
147 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
148 xstormy16_below100_or_register,
149 xstormy16_splittable_below100_or_register, and
150 nonimmediate_nonstack_operand.
152 * config/stormy16/stormy16-protos.h: Remove the prototypes for
153 xstormy16_ineqsi_operator, equality_operator,
154 inequality_operator, shift_operator,
155 xstormy16_below100_operand, xstormy16_below100_or_register,
156 xstormy16_splittable_below100_or_register,
157 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
158 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
159 equality_operator, inequality_operator,
160 xstormy16_below100_operand, xstormy16_below100_or_register,
161 xstormy16_splittable_below100_or_register,
162 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
163 nonimmediate_nonstack_operand, shift_operator): Move to
165 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
166 * config/stormy16/stormy16.md: Include predicates.md.
167 * config/stormy16/predicates.md: New.
169 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
171 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
172 small_int, large_int, reg_or_0_operand, simple_memory_operand,
173 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
174 move_operand, power_of_2_operand): Move to predicates.md.
175 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
176 PREDICATE_CODE): Remove.
177 * config/iq2000/iq2000.md: Include predicates.md.
178 * config/iq2000/predicates.md: New.
180 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
182 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
183 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
184 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
185 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
186 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
187 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
188 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
189 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
190 (TARGET_M68HC11): Delete.
191 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
192 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
193 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
194 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
195 (nb_soft_regs): Delete.
196 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
197 (m68hc11_override_options): Remove the code that caters for MASK_M6811
198 and MASK_M6812 being set simultaneously. Change the code that sets
199 the default m68hc11_soft_reg_count to use integers instead of strings.
200 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
201 m68hc11_soft_reg_count (which now has an int type) as the number
203 * config/m68hc11/m68hc11.opt: New file.
205 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
207 * config/fr30/fr30.h (PREDICATE_CODES): Remove
208 fp_displacement_operand, sp_displacement_operand.
210 * config/m68hc11/m68hc11-protos.h: Add a prototype for
212 Remove the prototypes for tst_operand, cmp_operand,
213 stack_register_operand, d_register_operand,
214 hard_addr_reg_operand, splitable_operand,
215 m68hc11_logical_operator, m68hc11_arith_operator,
216 m68hc11_non_shift_operator, m68hc11_shift_operator,
217 m68hc11_unary_operator, m68hc11_eq_compare_operator,
218 non_push_operand, hard_reg_operand, and
219 reg_or_some_mem_operand.
220 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
222 (tst_operand, cmp_operand, non_push_operand,
223 splitable_operand, reg_or_some_mem_operand,
224 stack_register_operand, d_register_operand,
225 hard_addr_reg_operand, hard_reg_operand,
226 m68hc11_eq_compare_operator, m68hc11_logical_operator,
227 m68hc11_arith_operator, m68hc11_non_shift_operator,
228 m68hc11_shift_operator, m68hc11_unary_operator): Move to
230 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
231 * config/m68hc11/m68hc11.md: Include predicates.md.
232 * config/m68hc11/predicates.md: New.
234 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
237 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
238 change checked in along with 2005-03-03's patch for debug/20253.
239 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
240 (remap_decl): Insert type decl in map earlier.
242 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
244 PR tree-optimization/20640
245 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
246 post-dominator if it has phi nodes.
247 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
248 before dead statements.
250 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
253 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
255 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
257 PR rtl-optimization/20290
258 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
259 in every iteration if the entry point is the exit test.
261 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
263 * config/cris/cris.md (attribute "length"): Define.
265 2005-04-02 Geoffrey Keating <geoffk@apple.com>
267 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
268 (word_offset_memref_operand): New.
269 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
270 (indexed_or_indirect_operand): Delete.
271 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
272 (indexed_or_indirect_operand): Delete.
274 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
277 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
280 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
281 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
283 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
285 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
287 2005-04-01 Ian Lance Taylor <ian@airs.com>
289 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
290 (rus, prus): Remove static variables.
291 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
292 (process_command): Permit report_times and use_pipes together.
294 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
296 * c-decl.c (validate_proto_after_old_defn): Look at
297 TYPE_MAIN_VARIANT of argument types.
299 2005-04-01 Paul Brook <paul@codesourcery.com>
301 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
302 (arm_output_function_epilogue): Allow call_via_SP.
303 (thumb_call_via_reg, arm_file_end): Ditto.
304 * config/arm/arm.h (struct machine_function): Include space for SP.
305 (thumb_call_via_label): Update declaration.
307 2005-04-01 Ian Lance Taylor <ian@airs.com>
309 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
310 doing a peephole optimization, once again put any notes in the
313 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
315 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
317 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
319 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
320 (block_alloc, find_free_reg): Likewise.
321 * loop-doloop.c (doloop_modify): Likewise.
322 * loop-invariant.c (record_use): Likewise.
323 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
324 get_iv_value, canon_condition, eliminate_implied_condition,
325 eliminate_implied_condition, simplify_using_initial_values,
326 shorten_into_mode, canonicalize_iv_subregs,
327 iv_number_of_iterations): Likewise.
328 * loop-unroll.c (expand_var_during_unrolling): Likewise.
329 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
330 unswitch_loop): Likewise.
331 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
332 move_movables, replace_call_address, find_and_verify_loops,
333 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
334 record_giv, final_giv_value, general_induction_var,
335 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
336 loop_giv_dump): Likewise.
338 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
339 GCOV_CHECK_WRITING): Remove.
340 (gcov_position, gcov_rewrite): Use gcc_assert.
341 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
342 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
343 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
346 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
348 * tree-inline.c: Fix a typo.
350 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
352 * configure.ac (enable-checking): Explicitly set all variables for
353 collective switch values. Alphabetize variables. Rename
354 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
356 * doc/install.texi (enable-checking): Update documentation.
357 * configure: Rebuilt.
359 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
361 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
364 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
366 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
367 Also reject cases where this pattern will cause load delay stalls
368 unless optimizing for size and it will produce a shorter sequence.
369 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
370 variants to avoid pre-adjusting the base when possible.
372 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
374 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
375 the frame and argument pointers.
376 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
377 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
378 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
379 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
380 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
381 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
383 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
385 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
386 with entry for selectany attribute.
387 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
389 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
390 (i386_pe_asm_named_section): Handle sections generated by
392 * doc/extend.texi (selectany): Document attribute.
394 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
395 Jan Hubicka <jh@suse.cz>
397 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
398 to fix addresses involving EBP and ESP.
399 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
400 for SUBREGed registers.
401 (legitimate_address_p): Accept SUBREGed registers.
403 2005-04-01 Jakub Jelinek <jakub@redhat.com>
406 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
407 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
410 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
412 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
414 2005-04-01 James E Wilson <wilson@specifixinc.com>
417 * dwarf2out.c (rtl_for_decl_init): New function.
418 (rtl_for_decl_location): Extracted from here.
419 (tree_add_const_value_attribute): Call rtl_for_decl_init and
420 add_const_value_attribute. Delete initializer_constant_valid_p call.
422 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
424 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
425 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
426 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
427 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
428 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
429 config/i386/i386.md, config/rs6000/predicates.md,
430 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
431 config/s390/s390.c, config/stormy16/stormy16.c,
432 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
435 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
438 * gimplify.c (gimplify_expr): Create a temporary for lvalue
439 COND_EXPR and CALL_EXPR.
441 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
444 * genautomata.c (first_cycle_unit_presence): Check all alternative
445 states for unit presence.
447 * doc/md.texi: Remove remark about impossibility to query unit
448 presence in non nondeterministic automaton state.
450 * config/ia64/ia64.c (get_template): Change order of unit querying.
452 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
454 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
457 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
459 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
460 flag for edges outside any loops.
462 2005-03-31 Janis Johnson <janis187@us.ibm.com>
464 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
466 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
468 * tree-ssa-alias.c: Follow spelling conventions.
469 * doc/tree-ssa.texi: Fix a typo.
471 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
473 * postreload-gcse.c: Include target.h.
474 (gcse_after_reload_main): Return early if we cannot modify jumps.
475 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
477 2005-03-31 David Edelsohn <edelsohn@gnu.org>
479 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
480 expensive operations.
482 2005-03-31 Ian Lance Taylor <ian@airs.com>
484 * collect2.c (lderrout): New variable.
485 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
486 if it is set, to stderr.
487 (handler): Unlink lderrout if it is set.
488 (dump_file): Add "to" parameter. Change all callers.
489 (main): Initialize lderrout.
490 (collect_execute): Add errname parameter. Change all callers.
491 Rename redir parameter to outname. Never pass
492 PEX_STDERR_TO_STDOUT to pex_run.
493 * collect2.h (collect_execute, dump_file): Update declarations.
494 * tlink.c (tlink_execute): Add errname parameter. Change all
496 (do_tlink): Check lderrout as well as ldout.
498 2005-03-31 Caroline Tice <ctice@apple.com>
500 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
501 (bb-reorder.o): Add errors.h to list of requirements.
502 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
503 profiledbootstrap flags.
504 * bb-reorder.c (errors.h): Add new include.
505 (struct bbro_basic_block_data_def): Add new field, in_trace.
506 (add_unlikely_executed_notes): Remove function.
507 (mark_bb_for_unlikely_executed_section): Remove function.
508 (insert_section_boundary_note): New function.
509 (verify_hot_cold_block_grouping): New function.
510 (push_to_next_round_p): Remove variables and tests that push all
511 cold blocks to last round.
512 (find_traces): Remove code that added extra round of trace finding
513 when doing partitioning.
514 (find_traces_1_round) : Remove variable last_round; add code to
515 update new struct field, in_trace; correct trace_length where it was
516 incorrect before (after call to copy_bb); change code that pushed all
517 cold blocks to last round. Instead verify that all blocks going into
518 a trace belong in the same partition.
519 (connect_traces): Modify to connect the traces in two passes, if the
520 function contains both hot and cold blocks. The first pass connects
521 all the traces for blocks in the partition that the first block in
522 the function belongs to; the second pass connnects all the traces
523 containing blocks that belong in the other partition.
524 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
525 code that automatically put the first block in a function into the
526 hot partition if the function had any hot blocks.
527 (fix_crossing_unconditional_branches): Check number of succ edges
528 before attempting to get one.
529 (fix_edges_for_rarely_executed_code): Update comment describing
531 (reorder_basic_blocks): Add code to initialize new field (in_trace);
532 remove call to add_unlikely_executed_notes; add call to
533 verify_hot_cold_block_grouping.
534 (duplicate_computed_gotos): Don't change computed goto if it's a
536 (partition_hot_cold_basic_blocks): Update function comment.
537 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
539 (try_forward_edges): Likewise.
540 (merge_blocks_move_predecessor_nojumps): Likewise.
541 (merge_blocks_move_successor_nojumps): Likewise.
542 (merge_blocks_move): Likewise.
543 (try_crossjump_bb): Likewise.
544 * cfglayout.c (update_unlikely_executed_notes): Remove function.
545 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
546 notes to cold bb's; remove call to update_unlikely_executed_notes.
547 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
548 NOTE_INSN_SWITCH_TEXT_SECTIONS.
549 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
550 function declaration.
551 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
553 (rtl_can_merge_blocks): Remove redundancy from condition.
554 (try_redirect_by_replacing_jump): Likewise.
555 (force_nonfallthru_and_redirect): Remove code for adding
556 UNLIKELY_EXECUTED_CODE notes to cold bb's.
557 (commit_one_edge_insertion): Likewise.
558 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
559 * dbxout.c (FORCE_TEXT): Replace function_section with
560 current_function_section.
561 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
562 function, switch_text_section.
563 (struct xcoff_debug): Likewise.
564 (dbxout_function_end): Add code to put out label diffs for both
565 hot and cold sections.
566 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
567 for new debug_hooks funciton, switch_text_section..
568 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
570 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
571 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
572 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
573 dw_fde_switched_sections.
574 (output_call_frame_info): Add test to see if function switches text
575 sections in the middle; if so, use appropriate extra hot and cold
576 section labels to compute size deltas for the hot and cold sections.
577 (dwarf2out_begin_prologue): Add code to initialize new fields in
579 (dwarf2out_switch_text_section): New function (invoked through
580 debug_hook); updates new fields in dw_fde_struct appropriately and
581 increments separate_line_info_table_in_use.
582 (dwarf2_debug_hooks): Initialize switch_text_section function to be
583 dwarf2out_switch_text_section.
584 (struct var_loc_node): Add new field, section_label.
585 (output_aranges): Add code to check whether in hot or cold section and
586 use the appropriate label in calculating deltas.
587 (output_ranges): Likewise.
588 (output_line_info): Add code to check which section we're in and
589 use appropriate hot/cold label.
590 (add_location_or_constant_value_attribute): Likewise.
591 (gen_subprogam_die): Modify arange attributes to use correct labels.
592 (dwarf2out_begin_block): Change call to function_section into call to
593 current_function_section.
594 (dwarf2out_end_block): Likewise.
595 (dwarf2out_source_line): Likewise.
596 (dwarf2out_var_location): Add code to check whether in hot or cold
597 section and use the appropriate label.
598 * except.c (output_function_exception_table): Change call to
599 function_section into call to current_function_section.
600 * final.c (profile_function): Likewise.
601 (scan_ahead_for_unlikely_executed_note): Remove function.
602 (final_scan_insn): Remove calls to
603 scan_ahead_for_unlikely_executed_note, and related code for switching
604 to cold section, except for the single time
605 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
606 debug_hooks->switch_text_sections; replace appropriate calls to
607 function_section with calls to current_function_section.
608 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
609 test_bb to condition.
610 (find_if_case_2): Likewise.
611 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
612 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
613 * opts.c (decode_options): Change warning about hot/cold partitioning
614 with exceptionss to inform (so as not to cause bootstrap failures);
615 remove warning about partitioning with DWARF debug info.
616 * output.h (current_function_section): Add new function decl.
617 (insert_section_boundary_note): Likewise.
618 (enum in_section): Move this declaration here from varasm.c.
619 (unlikely_section_label): Likewise.
620 (unlikely_text_section_name): Likewise.
621 (last_text_section_name): New global variable.
622 (last_text_section): Likewise.
623 (hot_section_label): Likewise.
624 (hot_section_end_label): Likewise.
625 (cold_section_end_label): Likewise.
626 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
627 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
628 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
629 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
630 insn from consideration.
631 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
633 * varasm.c (basic-block.h): Add new include.
634 (unlikely_section_label_printed): Remove global variable.
635 (unlikely_section_label): Make global variable not be static any more.
636 (unlikely_text_section_name): Likewise.
637 (hot_section_end_label): New global variable (not static)
638 (first_function_block_is_cold): Likewise.
639 (hot_section_label): Likewise.
640 (cold_section_end_label): Likewise..
641 (last_text_section): New global variable, not static.
642 (last_text_section_name): New global variable, not static.
643 (initialize_cold_section_name): New function.
644 (enum in_section): Move declaration to output.h.
645 (text_section): Update last_text_section.
646 (unlikely_text_section): Replace code to determine cold section name
647 with call to initialize_cold_section_name; Add code to update
648 last_text_section; remove code for printing out label.
649 (named_section_real): Add code to update last_text_section and
650 last_text_section_name as appropriate.
651 (function_section): Change test for 'unlikely' to depend on
652 first_function_block_is_cold (moved old test to
653 current_function_section).
654 (current_function_section): New function.
655 (assemble_start_function): Move code that frees
656 unlikely_text_section_name; initialize hot_section_end_label;
657 print hot and cold section labels at the start of the function;
658 set first_function_block_is_cold, if appropriate; initialize l
659 ast_text_section; add call to insert_section_boundary_note.
660 (assemble_end_function): Add code to write out hot and cold section
662 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
664 * config/darwin.c (machopic_select_section): Replace incorrect
665 function in base_funs; update reloc for cold sections if necessary.
666 * config/darwin.h (SECTION_FUNCTION): Add code to update
667 last_text_section if appropriate.
668 (text_unlikely_section): Remove.
669 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
670 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
671 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
672 partitioning for this architecture.
674 2005-03-31 Olivier Hainque <hainque@adacore.com>
676 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
677 defined and non-zero.
679 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
682 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
685 2005-03-31 Alan Modra <amodra@bigpond.net.au>
688 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
689 label operand. Remove (use (unspec..)). Don't emit a label on
691 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
692 generate inline label for load_toc_v4_PIC_1b.
693 (rs6000_emit_load_toc_table): Likewise.
695 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
697 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
698 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
700 2005-03-29 Devang Patel <dpatel@apple.com>
702 * tree-sra.c (decide_block_copy): Disable scalarization of
705 2005-03-30 Stuart Hastings <stuart@apple.com>
706 Dale Johannesen <dalej@apple.com>
708 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
709 * print-tree.c (print_node): Add case STATEMENT_LIST.
711 2005-03-31 Alan Modra <amodra@bigpond.net.au>
713 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
714 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
715 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
716 is given with "powerpc64*" or "all", or when --with-cpu chooses
719 2005-03-30 James E. Wilson <wilson@specifixinc.com>
722 * dwarf2out.c (add_high_low_attributes): New function, extracted from
723 gen_lexical_block_die.
724 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
726 2005-03-31 Jan Hubicka <jh@suse.cz>
728 2004-11-02 Jan Hubicka <jh@suse.cz>
730 * cgraph.c (cgraph_varpool_node_name): New function.
731 (dump_cgraph_varpool_node): New function.
732 (dump_varpool): New function.
733 * cgraphunit.c (cgraph_optimize): Dump varpool.
735 2004-10-16 Jan Hubicka <jh@suse.cz>
737 * cgraph.c (decide_is_variable_needed): New function.
738 (cgraph_varpool_finalize_decl): Use it.
739 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
741 * final.c (output_addr_const): Do not call mark_referenced.
742 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
743 always go via cgraph.
744 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
745 (check_global_declarations): Ifdef out code clearing DECL_RTL.
746 * tree-optimize.c (execute_inline): Mark functions called.
747 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
749 2004-10-11 Jan Hubicka <jh@suse.cz>
751 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
752 (cgraph_varpool_last_needed_node): New static variable.
753 (enqueue_needed_varpool_node): Break out from ...; add items to the
754 end of queue; update first pointers.
755 (cgraph_varpool_mark_needed_node): ... here.
756 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
757 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
758 * cgraph.h (cgraph_varpool_node): Add analyzed field.
759 (cgraph_varpool_first_unanalyzed_node): Declare.
760 * cgraphunit.c: Include output.h.
761 (cgraph_varpool_analyze_pending_decls): New function.
762 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
763 for errors, analyze pending decls.
764 (cgraph_finalize_compilation_unit): Only analyze decls.
765 (cgraph_optimize): Assemble the decls after expanding.
767 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
769 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
770 subvars get marked properly in tags for grouping.
771 (add_pointed_to_var): Mark only actual pointed to
772 variables/subvars in addresses needed.
773 (create_overlap_variables_for): Clear call clobbered on original
775 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
776 addresable vars with subvars into list.
777 * tree-ssa.c (verify_ssa_name): Verify original is not used where
780 2005-03-30 Richard Henderson <rth@redhat.com>
782 * cgraph.h (struct cgraph_node): Add alias.
783 * varasm.c (assemble_alias): Set it.
784 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
785 avoid calling cgraph_expand_function.
787 2005-03-30 Tom Tromey <tromey@redhat.com>
789 * tree.def (FILE_TYPE): Removed.
790 * typeclass.h (enum type_class): Removed file_type_class.
791 * dwarf2out.c (is_base_type): Updated.
792 (gen_type_die): Likewise.
793 * dbxout.c (dbxout_type): Updated.
794 * builtins.c (type_to_class): Updated.
795 * tree.c (type_contains_placeholder_1): Updated.
796 * config/sparc/sparc.c (sparc_type_code): Updated.
797 * config/ia64/ia64.c (hfa_element_mode): Updated.
798 * expr.c (count_type_elements): Updated.
799 * stor-layout.c (layout_type): Updated.
800 * tree-inline.c (remap_type): Updated.
801 * tree-pretty-print.c (dump_generic_node): Updated.
803 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
805 * builtins.c (expand_builtin_powi): Fix mode of
806 2nd argument to match int.
807 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
808 2nd argument type to int.
809 * libgcc2.c: Change prototype of __powi* functions to use
812 2005-03-30 Dale Johannesen <dalej@apple.com>
815 * calls.c (expand_call): Flush pending deferrals before
818 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
822 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
823 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
824 c_label_context, label_context_stack): New.
825 * c-decl.c (define_label): Check for jumps into statement
826 expressions. Add label to list of defined labels.
827 (start_function): Push context on label_context_stack.
828 (finish_function): Pop context from label_context_stack.
829 * c-typeck.c (label_context_stack): New.
830 (c_finish_goto_label): Check for jumps into statement
831 expressions. Add label to list of jumped to labels.
832 (struct c_switch): Add blocked_stmt_expr.
833 (c_start_case): Initialize it.
835 (c_finish_case): Verify !blocked_stmt_expr.
836 (c_begin_stmt_expr): Push context on label_context_stack.
837 Increment blocked_stmt_expr. Mark labels jumped to from outside
839 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
840 defined in the statement expression and no longer jumpable to.
841 Mark labels jumped to from just outside the statement expression
842 as again definable. Pop context from label_context_stack.
843 * doc/extend.texi (Statement Exprs): Update.
845 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
848 * c-decl.c (start_function): Check for old_decl being
851 2005-03-30 Ian Lance Taylor <ian@airs.com>
853 * final.c (final): Remove prescan parameter. Change all callers.
854 (final_scan_insn): Remove prescan parameter. Change all callers.
856 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
858 * tree-vectorizer.c: Fix comment typos.
860 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
862 * tree-scalar-evolution.c (instantiate_parameters_1): Return
863 as soon as a chrec_dont_know is detected.
865 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
867 Merge from csl-arm-branch.
868 2004-02-12 Mark Mitchell <mark@codesourcery.com>
870 * tlink.c (recompile_files): Do not assume that "rename" can
871 overwrite an existing file.
873 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
875 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
876 * gcc/configure: Regenerate.
878 2005-03-30 Alan Modra <amodra@bigpond.net.au>
880 * doc/install.texi: Update binutils requirement for powerpc*-linux.
882 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
884 * calls.c (struct arg_data): Update "partial" comment.
885 (load_register_parameters): Update "nregs" comment.
887 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
889 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
890 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
891 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
892 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
893 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
894 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
895 than target_flags & 0.
896 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
897 (iq2000_arch, iq2000_parse_cpu): Delete.
898 (TARGET_HANDLE_OPTION): Override default.
899 (iq2000_handle_option): New function.
900 (override_options): Remove -march= and -mcpu= handling.
901 * config/iq2000/iq2000.opt: New file.
903 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
905 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
906 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
907 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
908 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
909 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
910 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
911 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
912 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
913 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
914 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
915 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
916 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
917 (c4x_rpts_cycles_string, c4x_cpu_version_string)
918 (TARGET_OPTIONS): Delete.
919 (c4x_rpts_cycles, c4x_cpu_version): Declare.
920 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
921 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
922 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
923 (c4x_cpu_version_string): Delete.
924 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
925 (c4x_handle_option): New function. Map -m3x and -m4x options to the
926 equivalent -mcpu= option.
927 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
928 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
929 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
930 or clearing the appropriate MASK_* bit.
931 (c4x_file_start): Use c4x_cpu_version.
932 * config/c4x/c4x.opt: New file.
934 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
936 * doc/options.texi: Document the new MaskExists flag.
937 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
938 if the option has the MaskExists flag.
940 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
942 * opt-functions.awk (flag_set_p, test_flag): New functions.
943 (switch_flags): Use them.
944 * opth-gen.awk: Use flag_set_p to check for flags.
945 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
947 2005-03-30 Ian Lance Taylor <ian@airs.com>
949 * config.host (i[34567]86-*-mingw32*): Don't set
950 host_can_use_collect2 to no.
952 2005-03-30 Alan Modra <amodra@bigpond.net.au>
955 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
956 Remove convert_memory_address call duplicating that in memory_address.
958 2005-03-29 Richard Henderson <rth@redhat.com>
961 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
962 (build_compound_literal): Likewise. Propagate decl type into the
964 (finish_decl): Likewise. Use new return value from complete_array_type
965 for zero sized arrays.
966 (complete_array_type): Move ...
967 * c-common.c (complete_array_type): ... here. Change first argument
968 to pointer-to-type-node. Consistently use sizetype for the index
969 except for zero sized arrays. Detect zero sized arrays for pedantic
970 mode diagnostics. Create a new type node instead of modifying the
972 * c-tree.h (complete_array_type): Move decl ...
973 * c-common.h (complete_array_type): ... here.
975 2005-03-29 Richard Henderson <rth@redhat.com>
978 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
980 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
982 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
983 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
984 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
985 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
987 2005-03-29 Eric Christopher <echristo@redhat.com>
989 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
990 truthvalue conversion removal.
992 2005-03-29 Ian Lance Taylor <ian@airs.com>
995 * collect2.c: Never include <vfork.h>.
996 (VFORK_STRING, vfork): Don't define.
997 (pid): Remove global variable.
998 (handler): Call raise instead of kill (getpid(), ...).
999 (collect_wait): Add pex parameter. Change all callers. Use
1000 pex_get_status rather than pwait.
1001 (do_wait): Add pex parameter. Change all callers.
1002 (collect_execute): Return struct pex_obj * rather than void. Use
1003 pex routines rather than pexecute.
1004 (fork_execute): Get pex_obj from collect_execute, and pass it to
1006 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1007 Only declare quit_handler if SIGQUIT is defined.
1008 (scan_libraries): Likewise.
1009 * collect2.h (collect_execute): Update declaration.
1010 (collect_wait): Update declaration.
1011 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1012 pass it to collect_wait.
1014 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1017 * c-parser.c (c_parser_compound_statement_nostart): Give error
1018 message for EOF instead of just setting parser->error.
1020 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1022 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1023 (slpeel_update_phi_nodes_for_guard1): New function.
1024 (slpeel_update_phi_nodes_for_guard2): New function.
1025 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1026 of slpeel_update_phi_nodes_for_guard.
1027 (vectorize_loops): Remove call to loop_closed_rewrite.
1028 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1031 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1033 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1034 (TARGET_LITTLE_ENDIAN): New macro.
1035 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1036 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1037 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1038 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1039 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1040 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1041 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1042 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1043 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1044 (TARGET_OPTIONS): Delete.
1045 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1046 (CACHE_FLUSH_TRAP): Turn into an integer.
1047 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1048 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1049 -mflush-trap is in use.
1050 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1051 (m32r_cache_flush_trap_string): Delete.
1052 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1053 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1054 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1055 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1056 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1057 -mmodel= and -msdata= handling from...
1058 (m32r_init): ...here.
1059 * config/m32r/m32r.opt: New file.
1061 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1063 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1064 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1065 * tree-vect-analyze.c (vect_object_analysis): additional parm
1066 pass back a "struct ptr_info_def *" with the points-to info.
1067 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1068 statement using info returned from vect_object_analysis.
1069 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1070 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1071 for virtual uses and defs when creating a replacement vector
1072 reference. Call duplicate_ssa_name_ptr_info to define points-to
1073 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1074 (vectorizable_store): copy_virtual_operands and update
1075 definition statements.
1076 (vectorizable_load): copy_virtual_operands. Remove call to
1077 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1078 * tree-vectorizer.c (vectorize_loops): Remove calls to
1079 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1080 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1081 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1082 define macro STMT_VINFO_PTR_INFO for use in accessing.
1083 * tree.h add export of duplicate_ssa_name_ptr_info.
1084 * rs6000.c (altivec_init_builtins): Declare builtin function
1085 __builtin_altivec_mask_for_load to be "const".
1087 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1090 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1091 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1092 assemble_variable on aliases.
1093 * varasm.c (assemble_alias): Set node->alias.
1094 * toplev.c (wrapup_global_declarations): Don't call
1095 rest_of_decl_compilation on aliases again.
1097 2005-03-29 Paul Brook <paul@codesourcery.com>
1099 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1100 * config/arm/arm.c (arm_dbx_register_number): New function.
1101 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1103 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1106 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1107 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1109 2005-03-29 Dale Johannesen <dalej@apple.com>
1111 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1112 $(TREE_H) and $(COVERAGE_H).
1113 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1114 * opts.c (common_handle_option): Enable tree-based value transforms.
1115 * toplev.c (process_options): Ditto.
1116 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1117 refers to references to this type.
1118 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1119 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1120 for may_be_more, may_be_less.
1121 (rtl_gen_pow2_profiler): Adjust.
1122 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1123 (rtl_gen_one_value_profiler): Adjust.
1124 (rtl_gen_const_delta_profiler): Adjust.
1125 * tree-profile.c (tree_gen_interval_profiler): Implement.
1126 (tree_gen_pow2_profiler): Ditto.
1127 (tree_gen_one_value_profiler): Ditto.
1128 (tree_profiling): New.
1129 (pass_tree_profile): Reference it.
1130 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1132 (insn_divmod_values_to_profile): Rename to
1133 rtl_divmod_values_to_profile. Adjust.
1134 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1135 (insn_prefetch_values_to_profile): Adjust.
1136 (rtl_value_profile_transformations): Adjust.
1137 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1138 (gen_mod_pow2): Rename to rtl_mod_pow2.
1139 (gen_mod_subtract): Rename to rtl_mod_subtract.
1140 (divmod_fixed_value_transform): Rename to
1141 rtl_divmod_fixed_value_transform.
1142 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1143 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1144 (rtl_find_values_to_profile): Adjust.
1145 (tree_value_profile_transformations): Implement.
1146 (tree_divmod_values_to_profile): New.
1147 (tree_values_to_profile): New.
1148 (tree_divmod_fixed_value): New.
1149 (tree_mod_pow2): New.
1150 (tree_mod_subtract): New.
1151 (tree_divmod_fixed_value_transform): New.
1152 (tree_mod_pow2_value_transform): New.
1153 (tree_mod_subtract_transform): New.
1154 (tree_find_values_to_profile): Implement.
1155 * profile.c (instrument_values): Free histograms.
1156 (compute_value_histograms): Adjust. Implement tree version.
1158 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1160 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1161 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1162 variable. Output "fldcw" depending on round_mode.
1163 * config/i386/i386.md (UNSPEC_FIST): New.
1164 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1165 New isns patterns to implement lrint and llrint built-ins as x87
1167 (fistdi2, fist<mode>2 splitters): New splitters.
1168 (lrint<mode>2): New expanders.
1170 2005-03-28 Ian Lance Taylor <ian@airs.com>
1172 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1173 0 when calling final_scan_insn.
1175 2005-03-28 Jan Hubicka <jh@suse.cz>
1178 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1181 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1182 types where possible.
1184 2005-03-26 Per Bothner <per@bothner.com>
1186 Make -f[no-]show-column also control non-cpp diagnostics.
1187 * c.opt (fshow-column): Move option from here ...
1188 * common.opt (fshow-column): ... to here.
1189 * diagnostic.c (diagnostic_build_prefix): Only print column number
1190 if flag_show_column.
1192 2005-03-27 Steven Bosscher <stevenb@suse.de>
1194 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1195 vax_output_conditional_branch): New prototypes.
1196 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1197 extracted from vax.md mov and add patterns.
1198 (vax_output_conditional_branch): New function to output conditional
1199 branch instructions.
1200 * vax.md: Use mode macros for arithmetic and mov patterns.
1201 Use code macros for the jump patterns.
1203 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1205 * Makefile.in (libbackend.o): Depend on version files;
1206 add custom generation command.
1208 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1211 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1212 sure that we have a REG before getting its REGNO.
1214 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1216 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1217 * builtins.def (BUILT_IN_STRNDUP): New.
1219 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1221 PR tree-optimization/20470
1222 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1225 2005-03-25 Mike Stump <mrs@apple.com>
1227 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1230 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1232 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1233 Use our own structure definitions.
1235 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1236 (fix_truncdfsi2): Allow registers or memory as destination.
1237 When TARGET_PPC_GFXOPT, generate simplified pattern.
1238 (fix_truncdfsi2_internal): Use define_insn_and_split.
1239 (fix_truncdfsi2_internal_gfxopt): New.
1240 (fctiwz): Don't confuse register allocation by giving it no choices.
1242 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1243 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1244 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1245 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1247 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1249 * dominance.c (free_dominance_info): Speed up by freeing et
1250 data structures without maintaining other nodes.
1251 * et-forest.c (et_free_tree_force): New.
1252 * et-forest.h: Add a prototype for et_free_tree_force.
1254 * tree.c (get_set_constructor_bits,
1255 get_set_constructor_bytes): Remove.
1256 * tree.h: Remove the corresponding prototypes.
1258 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1261 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1262 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1263 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1264 PRE_DEC, NEG and NOT.
1266 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1268 * fold-const.c: Convert uses of fold (build (...)) to
1271 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1273 PR rtl-optimization/20249
1274 * cse.c (insert_regs): Do not record equivalence of registers in
1277 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1279 * emit-rtl.c (reverse_comparison): Remove.
1280 * rtl.h: Remove the corresponding prototype.
1282 2005-03-24 James E Wilson <wilson@specifixinc.com>
1284 * doc/install.texi (--enable-altivec): Delete docs.
1286 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1288 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1289 SFmode and DFmode before reload when
1290 flag_unsafe_math_optimizations not enabled.
1292 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1294 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1296 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1297 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1299 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1301 * configure.ac (enable-checking): Add 'runtime' option.
1302 * doc/install.texi (enable-checking): Document 'runtime' checking.
1303 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1304 * config.in: Regenerated.
1305 * configure: Regenerated.
1307 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1309 * optabs.h (enum optab_index): Remove OTI_llrint.
1310 (llrint_optab): Remove macro.
1311 * optabs.c (init_optabs): Remove llrint_optab initialization.
1312 * genopinit.c (optabs): Remove llrint_optab implementation.
1313 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1316 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1318 PR rtl-optimization/20532
1319 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1320 overflow when adding coefficients for PLUS or MINUS.
1321 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1324 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1326 * langhooks.h (truthvalue_conversion): Remove.
1327 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1328 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1329 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1330 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1331 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1333 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1335 * params.def: Fix a typo.
1336 * config/mips/mips.c: Follow the spelling convensions.
1337 * doc/invoke.texi: Fix typos.
1339 2005-03-18 Dale Johannese <dalej@apple.com>
1341 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1343 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1345 Fix PR tree-optimization/20601
1347 * tree-ssa-pre.c (insert_aux): Add missing condition to
1350 2005-03-23 Ian Lance Taylor <ian@airs.com>
1352 * final.c (final_scan_insn): Don't remove no-op instructions.
1353 * reload1.c (reload): Remove simple no-op instructions even when
1356 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1358 PR tree-optimization/20501
1359 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1360 reporting that peeling for alignment is applied moved to...
1361 * (vect_analyze_data_refs_alignment): Here.
1363 2005-03-23 Ian Lance Taylor <ian@airs.com>
1365 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1367 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1369 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1370 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1372 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1374 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1375 imply that this is called once, independent of asms in code.
1376 Adjust to now being pased output and input lists. Mention helper
1377 function decl_overlaps_hard_reg_set_p.
1378 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1379 hook_tree_tree_identity and to take three trees, returning third.
1380 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1382 * stmt.c: include hard-reg-set.h before tree.h.
1383 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1384 (decl_conflicts_with_clobbers_p): Call
1385 decl_overlaps_hard_reg_set_p.
1386 (expand_asm_operands): Pass output and input lists in call to
1387 targetm.md_asm_clobbers.
1388 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1389 hook_tree_tree_tree_tree_3rd_identity.
1390 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1392 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1393 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1394 parameters, first two unused.
1395 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1396 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1397 in constraint letters and MOF is not mentioned as a asm-declared
1398 register in neither of the input and output lists.
1400 2005-03-23 DJ Delorie <dj@redhat.com>
1402 * optabs.c (expand_binop): Make sure the first subword's result
1405 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1407 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1408 Call c_common_truthvalue_conversion rather than
1409 lang_hooks.truthvalue_conversion.
1410 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1411 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1413 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1414 c_common_truthvalue_conversion.
1415 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1416 c_parser_conditional_expression, c_parser_binary_expression): Call
1417 c_objc_common_truthvalue_conversion.
1418 * c-typeck.c (build_unary_op): Call
1419 c_objc_common_truthvalue_conversion.
1420 (build_conditional_expr): Do not call
1421 lang_hooks.truthvalue_conversion.
1422 (build_binary_op): Call c_common_truthvalue_conversion.
1423 (c_objc_common_truthvalue_conversion): Moved from
1424 c-objc-common.c. Call default_function_array_conversion instead
1425 of default_conversion.
1427 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1429 * c-common.h (default_conversion): Remove.
1430 (perform_integral_promotions): Add.
1431 * c-tree.h (default_conversion): Add.
1432 * c-typeck.c (perform_integral_promotions): New, split out from
1434 * c-common.c (check_case_value): Use perform_integral_promotions,
1435 not default_conversion.
1436 (c_add_case_label): Don't continue processing case label after
1437 found to be pointer.
1439 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1441 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1442 the prefix list if we have already added a multilib directory
1444 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1447 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1449 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1451 * reload.h: Remove the prototype for indirect_symref_ok.
1453 * reload1.c (indirect_symref_ok): Make it global.
1454 * reload.h: Add a prototype for indirect_symref_ok.
1456 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1458 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1461 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1463 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1465 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1467 * c-opts.c (c_common_parse_file): Only start/end main source file
1468 if debug hooks says the writer wants it.
1469 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1471 (xcoff_debug_hooks): Ditto.
1472 * debug.c (do_nothing_hooks): Ditto.
1473 * debug.h (gcc_debug_hooks): Ditto.
1474 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1475 * sdbout.c (sdb_debug_hooks): Ditto.
1476 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1478 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1480 * doc/extend.texi: Deprecate C++ min/max operators.
1482 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1484 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1485 artificial original candidates.
1487 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1488 Jan Hubicka <jh@suse.cz>
1489 Steven Bosscher <stevenb@suse.de>
1491 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1492 call cost based on argument sizes.
1493 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1495 * params.def: (max-inline-inssn-single): Set to 450.
1496 (max-inline-insns-auto): Set to 90.
1497 (max-inline-insns-recursive): Set to 450
1498 (max-inline-insns-recursive-auto): Set to 450.
1499 (large-function-insns): Set to 2700.
1500 (inline-call-cost): New parameter.
1501 * tree-inline.c (estimate_move_cost): New function.
1502 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1503 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1505 * tree-inline.h (estimate_move_cost): Declare.
1506 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1507 (max-inline-insns-auto): Change default to 90.
1508 (max-inline-insns-recursive): Change default to 450
1509 (max-inline-insns-recursive-auto): Change default to 450.
1510 (large-function-insns): Change default to 2700.
1511 (inline-call-cost): Document new parameter.
1513 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1515 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1516 (TARGET_DEFAULT): Delete.
1517 * config/i860/i860.opt: New file.
1519 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1521 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1522 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1523 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1524 (frv_sched_lookahead): Delete.
1525 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1526 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1527 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1528 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1529 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1530 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1531 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1532 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1533 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1534 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1535 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1536 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1537 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1538 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1539 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1540 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1541 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1542 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1543 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1544 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1545 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1546 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1547 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1548 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1549 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1550 (frv_sched_lookahead): Delete.
1551 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1552 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1553 (frv_handle_option): New function. Move -mcpu= handling from...
1554 (frv_override_options): ...here. Remove handling of other
1556 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1557 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1558 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1559 and TARGET_NO_MULTI_CE.
1560 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1561 !TARGET_VLIW_BRANCH.
1562 * config/frv/frv.opt: New file.
1564 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1566 * fold-const.c (fold_ternary): Take decomposed arguments of
1568 (fold): Update a call to fold_ternary.
1570 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1571 * tree.h: Add corresponding prototypes.
1573 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1576 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1577 between jump table and its label.
1578 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1579 resp. ADDR_DIFF_VEC and the label preceeding it.
1580 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1581 is emitted in the right section.
1583 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1585 * fold-const.c (fold_unary, fold_binary): Update comments
1588 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1590 PR rtl-optimization/20527
1591 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1592 REG_INC note, test that the register also isn't mentioned in PRED
1595 2005-03-22 Ben Elliston <bje@au.ibm.com>
1597 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1600 2005-03-21 Mike Stump <mrs@apple.com>
1602 * varasm.c (default_assemble_visibility): Remove extra ().
1604 2005-03-21 Roger Sayle <roger@eyesopen.com>
1607 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1608 to determine whether a block can be duplicated, rather than test
1609 whether the block contains noncopyable insns ourselves.
1611 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1613 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1616 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1618 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1620 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1622 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1623 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1624 * config/fr30/fr30.opt: New file.
1626 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1628 Fix PR tree-optimization/20542
1630 * tree-flow-inline.h (overlap_subvar): Move to here.
1631 * tree-ssa-operands.c: From here.
1632 * tree-flow.h (overlap_subvar): Declare.
1633 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1634 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1635 for variables with subvars.
1637 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1640 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1641 * modulo-sched.c (const_iteration_count): Return on NULL
1643 (print_node_sched_params): Return on NULL dump_file.
1644 (generate_reg_moves): Handle reg-anti dependencies and disregard
1645 closing branch when generating register moves.
1646 (sms_schedule): Mark the SMSed block dirty.
1647 * passes.c (rest_of_handle_sms): Call update_life_info for all
1649 * testsuite/gcc.dg/20050321-1.c: New test.
1651 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1653 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1654 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1655 movqi_internal): Likewise.
1657 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1659 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1660 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1661 xtensa_b4const): Delete prototypes.
1662 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1663 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1664 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1665 xtensa_extra_constraint): New prototypes.
1666 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1667 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1668 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1669 move_operand, const_float_1_operand, fpmem_offset_operand,
1670 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1671 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1672 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1673 argument type to HOST_WIDE_INT.
1674 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1675 xtensa_mask_immediate): Likewise.
1676 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1677 Likewise. Also make these functions static.
1678 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1679 (xtensa_const_ok_for_letter_p): New.
1680 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1681 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1682 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1683 move_operand, const_float_1_operand, fpmem_offset_operand,
1684 branch_operator, ubranch_operator, boolean_operator): Move to
1686 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1687 (xtensa_mem_offset): Change return type to bool.
1688 (xtensa_extra_constraint): New.
1689 (gen_int_relational): Update type of const_range_p function pointer.
1690 Use xtensa_b4const_or_zero.
1691 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1692 xtensa_const_ok_for_letter_p. Update comments.
1693 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1694 (PREDICATE_CODES): Delete.
1695 * config/xtensa/xtensa.md: Include predicates.md.
1696 * config/xtensa/predicates.md: New file.
1698 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1700 * config/v850/v850-protos.h: Remove the prototypes for
1701 reg_or_int9_operand, reg_or_const_operand,
1702 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1703 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1704 movsi_source_operand, power_of_two_operand,
1705 not_power_of_two_operand, special_symbolref_operand,
1706 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1707 register_is_ok_for_epilogue.
1708 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1709 reg_or_int9_operand, reg_or_const_operand,
1710 call_address_operand, special_symbolref_operand,
1711 movsi_source_operand, power_of_two_operand,
1712 not_power_of_two_operand, register_is_ok_for_epilogue,
1713 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1714 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1716 * config/v850/v850.h (PREDICATE_CODES): Remove.
1717 * config/v850/v850.md: Include predicates.md.
1718 * config/v850/predicates.md: New.
1720 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1722 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1723 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1724 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1725 (itoolsdir, itoolsdatadir): Move definition above new first use.
1726 (install-itoolsdirs): New rule.
1727 (install-mkheaders): Depend on install-itoolsdirs, not
1728 install-include-dir.
1730 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1732 * tree-into-ssa.c: Remove obsolete comments.
1734 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1736 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1737 unrolling if -fpeel-loops is specified, too.
1738 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1739 Remove superfluous check for flag_unroll_loops.
1741 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1743 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1744 (lrint_optab, llrint_optab): Define corresponding macros.
1745 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1746 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1747 pattern and llrint_optab using llrintdi2 patterns.
1748 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1749 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1750 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1751 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1752 flag_unsafe_math_optimizations is set.
1754 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1756 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1757 simplify_logical, if_then_else_cond, known_cond,
1758 simplify_comparison): Adjust calls to reverse_comparison.
1759 Don't use combine_reversed_comparison_code).
1760 (combine_reversed_comparison_code): Remove.
1761 (reversed_comparison): Using reversed_comparison_code, move it...
1762 * jump.c (reversed_comparison): ... here.
1763 * rtl.h (reversed_comparison): Add prototype.
1765 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1767 * builtins.c (fold_builtin): Take decomposed arguments of
1769 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1770 * gimplify.c (gimplify_call_expr): Likewise.
1771 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1772 * tree.h: Update the prototype of fold_builtin.
1774 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1776 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1777 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1778 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1779 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1780 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1782 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1784 * builtins.c (fold_builtin_1): Take decomposed arguments of
1786 (fold_builtin): Update a call to fold_builtin_1.
1788 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1791 * gcov.c (output_lines): Only output function block summary when
1792 outputting branch information.
1793 * doc/gcov.texi: Document format of preamble and additional block
1796 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1798 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1799 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1800 the defaults false if BITS_PER_UNIT != 8.
1801 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
1802 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
1803 than BITS_PER_UNIT != 8.
1804 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
1805 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
1806 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
1808 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
1809 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
1811 2005-03-20 Roger Sayle <roger@eyesopen.com>
1814 * fold-const.c (fold_binary): Fix type mismatch between
1815 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
1816 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
1817 for non-truth-valued expressions.
1819 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
1820 and FUNCTION_DECL in the main switch.
1821 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1822 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
1823 we also need to convert their operands to match.
1824 <TRUTH_NOT_EXPR>: Likewise.
1826 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
1828 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
1829 diagnostic without checking whether an lvalue.
1830 * c-common.h (lvalue_p): Remove.
1831 (enum lvalue_use): Update comment.
1832 (lvalue_or_else): Replace by lvalue_error.
1833 * c-typeck.c (lvalue_p): Make static.
1834 (lvalue_or_else): New. Call lvalue_error.
1836 2005-03-21 Alan Modra <amodra@bigpond.net.au>
1838 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
1839 (function_arg_advance): Use rs6000_parm_start.
1840 (function_arg, rs6000_arg_partial_bytes): Likewise.
1842 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1844 * c-common.c (check_case_value): Adjust comment about stripping
1846 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
1847 * c-typeck.c (default_conversion, convert_arguments,
1848 build_modify_expr, convert_for_assignment, store_init_value,
1849 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
1850 manually. Remove inaccurate comments.
1852 2005-03-20 Roger Sayle <roger@eyesopen.com>
1853 Joseph S. Myers <joseph@codesourcery.com>
1855 * varasm.c (do_assemble_alias): Restore comment describing function.
1856 Annotate the target parameter as potentially unused.
1858 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
1861 * config/avr/avr.c (avr_output_function_prologue): Do not use
1862 current_function_name() in a label, use a local label instead.
1864 2005-03-20 David Edelsohn <edelsohn@gnu.org>
1866 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
1867 flag_finite_math_only, not flag_unsafe_math_optimizations.
1869 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1871 * builtins.c (fold_builtin_1): Update a call to
1872 targetm.fold_builtin.
1873 * hooks.c (hook_tree_tree_bool_null): Rename to
1874 hook_tree_tree_tree_bool_null. Take one more argument of type
1876 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
1877 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
1878 hook_tree_tree_tree_bool_null.
1879 * target.h (gcc_target): Update the prototype of fold_builtin.
1880 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
1881 arguments of CALL_EXPR.
1882 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
1885 2005-03-20 Jan Hubicka <jh@suse.cz>
1887 * cgraph.h (cgraph_node): Add prev_clone pointer.
1888 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
1889 (cgraph_clone_node): Produce doubly linked chain.
1891 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1893 * c-common.c (handle_aligned_attribute, check_function_sentinel,
1894 get_nonnull_operand, handle_sentinel_attribute,
1895 check_function_arguments_recurse): Do not strip NOPS from
1897 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
1899 * c-format.c (get_constant): Likewise.
1900 * c-parser.c (c_parser_postfix_expression): Likewise.
1901 * c-typeck.c (set_init_index): Likewise.
1902 (convert_arguments): Don't check for NOP_EXPR containing integer
1905 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1907 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
1908 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
1909 Take decomposed arguments of CALL_EXPR.
1910 (fold_builtin_1): Update calls to the functions mentioned
1913 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1915 * c-decl.c (check_bitfield_type_and_width): Require bit-field
1916 width to have integer type.
1917 (build_enumerator): Require enumerator value to have integer type.
1919 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1921 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
1924 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1926 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
1927 std=iso9899:199x): Correct descriptions.
1929 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1931 * config.gcc: Consistently use solaris2.1[0-9]* instead of
1934 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
1936 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
1938 (expand_builtin_memcpy, fold_builtin_1): Update calls to
1939 fold_builtin_memcpy.
1941 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
1942 arguments of CALL_EXPR.
1943 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
1944 fold_builtin_found, fold_builtin_1): Update calls to
1945 fold_trunc_transparent_mathfn.
1947 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1950 * fold-const.c (fold_widened_comparison): Don't optimize casts of
1951 function pointers on targets that require function pointer
1953 (fold_sign_changed_comparison): Likewise.
1955 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
1957 * combine.c (try_combine): When changing the mode of a hard reg, make
1958 sure that doing so is valid.
1960 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
1962 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
1963 (TARGET_HANDLE_OPTION): Override default.
1964 (avr_handle_option): New function.
1965 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
1966 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
1967 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
1968 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
1969 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
1970 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
1971 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
1972 (TARGET_OPTIONS): Delete.
1973 * config/avr/avr.opt: New file.
1975 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1977 * config/m32r/m32r-protos.h: Remove the prototypes for
1978 call_address_operand, symbolic_operand, seth_add3_operand,
1979 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1980 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1981 two_insn_const_operand, move_src_operand,
1982 move_double_src_operand, move_dest_operand,
1983 eqne_comparison_operator, signed_comparison_operator,
1984 large_insn_p, conditional_move_operand, carry_compare_operand,
1985 m32r_block_immediate_operand, extend_operand,
1986 reg_or_eq_int16_operand, int8_operand, and
1987 reg_or_zero_operand.
1988 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1989 seth_add3_operand, int8_operand, cmp_int16_operand,
1990 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1991 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1992 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1993 move_double_src_operand, move_dest_operand,
1994 eqne_comparison_operator, signed_comparison_operator,
1995 extend_operand, small_insn_p, large_insn_p,
1996 conditional_move_operand, carry_compare_operand,
1997 m32r_block_immediate_operand): Move to predicates.md.
1998 (MAX_MOVE_BYTES): Move to m32r.h.
1999 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2000 * config/m32r/m32r.md: Include predicates.md.
2001 * config/m32r/predicates.md: New.
2003 2005-03-18 James E Wilson <wilson@specifixinc.com>
2006 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2009 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2011 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2012 call_address_operand, const_8bit_operand.
2013 * config/mn10300/mn10300.c (call_address_operand,
2014 const_8bit_operand, const_1f_operand): Move to predicates.md.
2015 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2016 * config/mn10300/mn10300.md: Include predicates.md.
2017 * config/mn10300/predicates.md: New.
2019 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2021 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2022 declarations in diagnostics and %E for identifiers, not %s.
2024 2005-03-18 Jan Hubicka <jh@suse.cz>
2025 Dale Johannesen <dalej@apple.com>
2027 * basic-block.h (scale_bbs_frequencies_int,
2028 scale_bbs_frequencies_gcov_type): Declare.
2029 * cfg.c (RDIV): New macro.
2030 (update_bb_frequency_for_threading): Fix.
2031 * basic-block.h (scale_bbs_frequencies_int,
2032 scale_bbs_frequencies_gcov_type): New.
2033 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2034 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2035 scale_bbs_frequencies_int.
2036 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2038 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2040 * config/m32r/m32r-protos.h: Remove the prototypes for
2041 call_address_operand, symbolic_operand, seth_add3_operand,
2042 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2043 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2044 two_insn_const_operand, move_src_operand,
2045 move_double_src_operand, move_dest_operand,
2046 eqne_comparison_operator, signed_comparison_operator,
2047 large_insn_p, conditional_move_operand, carry_compare_operand,
2048 m32r_block_immediate_operand, extend_operand,
2049 reg_or_eq_int16_operand, int8_operand, and
2050 reg_or_zero_operand.
2051 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2052 seth_add3_operand, int8_operand, cmp_int16_operand,
2053 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2054 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2055 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2056 move_double_src_operand, move_dest_operand,
2057 eqne_comparison_operator, signed_comparison_operator,
2058 extend_operand, small_insn_p, large_insn_p,
2059 conditional_move_operand, carry_compare_operand,
2060 m32r_block_immediate_operand): Move to predicates.md.
2061 (MAX_MOVE_BYTES): Move to m32r.h.
2062 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2063 * config/m32r/m32r.md: Include predicates.md.
2064 * config/m32r/predicates.md: New.
2066 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2068 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2069 symbolic_operand, symbolic_memory_operand,
2070 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2071 indexed_memory_operand, move_dest_operand, move_src_operand,
2072 prefetch_cc_operand, prefetch_nocc_operand,
2073 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2074 arith_operand, arith11_operand, pre_cint_operand,
2075 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2076 ireg_operand, int5_operand, uint5_operand, int11_operand,
2077 uint32_operand, arith5_operand, and_operand, ior_operand,
2078 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2079 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2080 shadd_operand, movb_comparison_operator,
2081 cmpib_comparison_operator): Move to predicates.md.
2082 (magic_milli, shadd_constant_p): Make it extern.
2083 * config/pa/pa.h (PREDICATE_CODES): Remove.
2084 * config/pa/pa.md: Include predicates.md.
2085 * config/pa/predicates.md: New.
2087 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2090 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2092 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2093 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2094 config/alpha/freebsd.h, config/alpha/linux.h,
2095 config/alpha/netbsd.h, config/alpha/osf5.h,
2096 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2097 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2098 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2099 doc/cppopts.texi: Update copyright.
2101 2005-03-18 Jan Hubicka <jh@suse.cz>
2104 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2106 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2109 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2111 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2114 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2116 * combine.c (gen_binary): Remove.
2117 (known_cond, simplify_shift_const, find_split_point,
2118 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2119 simplify_logical, expand_field_assignment, extract_left_shift,
2120 force_to_mode, if_then_else_cond, apply_distributive_law,
2121 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2122 simplify_comparison, reversed_comparison): Replace with
2123 simplify_gen_binary, simplify_gen_relational or
2124 distribute_and_simplify_rtx.
2125 (distribute_and_simplify_rtx): New function.
2127 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2128 Paolo Bonzini <gcc.gnu.org>
2130 * calls.c (setjmp_call_p, special_function_p): Update comments
2131 at the head of the functions.
2133 2005-03-18 Jan Hubicka <jh@suse.cz>
2135 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2137 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2138 function body should be released; do not proactively release function
2139 bodies in non-unit-at-a-time mode.
2141 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2143 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2144 mno-fp-ret-in-387 multilib variants.
2146 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2148 * common.opt (m): Remove.
2149 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2151 (common_handle_option): Remove OPT_m case.
2153 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2155 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2157 (fold_builtin_1): Update a call to fold_builtin_bitop.
2159 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2161 (fold_builtin_1): Update a call to fold_builtin_signbit.
2163 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2165 PR tree-optimization/20474
2166 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2167 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2169 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2171 * config/h8300/h8300-protos.h: Remove prototypes for
2172 general_operand_src, general_operand_dst, single_one_operand,
2173 single_zero_operand, call_insn_operand,
2174 two_insn_adds_subs_operand, small_call_insn_operand,
2175 jump_address_operand, bit_operand, bit_memory_operand,
2176 stack_pointer_operand, const_int_gt_2_operand,
2177 const_int_ge_8_operand, const_int_qi_operand,
2178 const_int_hi_operand, incdec_operand, bit_operator,
2179 nshift_operator, eqne_operator, gtle_operator,
2180 gtuleu_operator, iorxor_operator.
2181 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2182 h8300_ldm_stm_parallel.
2183 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2185 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2186 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2187 (h8300_ldm_stm_parallel): Make it extern.
2188 (h8300_ldm_parallel, h8300_stm_parallel,
2189 h8300_return_parallel, general_operand_src,
2190 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2191 nibble_operand, reg_or_nibble_operand, single_one_operand,
2192 single_zero_operand, call_insn_operand,
2193 two_insn_adds_subs_operand, small_call_insn_operand,
2194 jump_address_operand, bit_operand, bit_memory_operand,
2195 stack_pointer_operand, const_int_gt_2_operand,
2196 const_int_ge_8_operand, const_int_qi_operand,
2197 const_int_hi_operand, incdec_operand, eqne_operator,
2198 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2199 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2200 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2201 nshift_operator): Move to predicates.md.
2202 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2203 * config/h8300/h8300.md: Include predicates.md.
2204 * config/h8300/predicates.md: New.
2206 2005-03-17 Richard Henderson <rth@redhat.com>
2208 * config.gcc (ia64*-*-hpux*): Add extra_options.
2209 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2210 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2211 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2212 (ia64_tls_size_string, ia64_tune_string): Remove.
2213 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2214 (TARGET_DEFAULT_TARGET_FLAGS): New.
2215 (TARGET_HANDLE_OPTION): New.
2216 (ia64_override_options): Move options parsing ...
2217 (ia64_handle_option): ... here. New.
2218 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2219 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2220 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2221 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2222 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2223 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2224 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2225 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2226 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2227 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2228 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2229 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2230 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2231 TARGET_EARLY_STOP_BITS): Remove.
2232 (TARGET_ILP32): Default false.
2233 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2234 (enum ia64_inline_type): New.
2235 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2236 * config/ia64/ia64.md: Update for new definitions of
2237 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2238 * config/ia64/ia64.opt: New file.
2239 * config/ia64/ilp32.opt: New file.
2241 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2244 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2246 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2248 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2249 instead of MASK_H8300S.
2250 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2251 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2252 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2253 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2254 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2255 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2256 TARGET_SWITCHES): Remove.
2257 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2259 * config/h8300/h8300.opt: New.
2261 * config/alpha/alpha.opt, config/arc/arc.opt,
2262 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2265 2005-03-17 Ian Lance Taylor <ian@airs.com>
2269 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2271 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2272 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2273 (TARGET_HANDLE_OPTION): Override default.
2274 (arc_handle_option): New function.
2275 (arc_init): Remove code to set arch_cpu_string.
2276 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2277 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2278 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2279 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2280 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2281 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2282 (arc_rodata_string, TARGET_OPTIONS): Delete.
2283 * config/arc/arc.opt: New file.
2285 2005-03-17 Richard Henderson <rth@redhat.com>
2287 * doc/extend.texi (Weak Pragmas): New section.
2288 (attribute alias): Clarify that target must be in the same
2291 2005-03-17 Richard Henderson <rth@redhat.com>
2293 * config/alpha/alpha.opt: New file.
2294 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2296 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2297 alpha_fprm_string, alpha_fptm_string): Make static.
2298 (alpha_tls_size_string): Remove.
2299 (alpha_handle_option): New.
2300 (override_options): Update for alpha_cpu/alpha_tune split.
2301 (alpha_file_start): Likewise.
2302 (TARGET_DEFAULT_TARGET_FLAGS): New.
2303 (TARGET_HANDLE_OPTION): New.
2304 * config/alpha/alpha.h (alpha_tune): Declare.
2305 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2306 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2307 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2308 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2309 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2310 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2311 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2312 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2313 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2314 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2315 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2316 (TARGET_DEFAULT): Remove MASK_FP.
2317 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2318 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2319 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2320 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2321 alpha_tls_size_string): Remove.
2322 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2323 (attribute tune): Rename from attribute cpu.
2324 * config/alpha/ev4.md: Update to match.
2325 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2326 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2327 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2328 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2329 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2330 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2332 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2334 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2335 and return without creating new state if before_nops_num is nonzero.
2336 * config/ia64/ia64.md (first_insn): New attribute.
2337 (alloc): Set it to yes.
2339 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2341 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2342 STMT_VINFO_SUBVARS to NULL.
2343 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2345 2005-03-16 Dale Johannesen <dalej@apple.com>
2347 * rtlanal.c (find_first_parameter_load): Rewrite to
2348 return actual first param load or the call if none,
2349 instead of first in block, when not all loads exist.
2351 2005-03-16 Roger Sayle <roger@eyesopen.com>
2353 * optabs.c (expand_copysign_absneg): Make static.
2354 * optabs.h (expand_copysign_absneg): Delete prototype.
2355 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2357 2005-03-16 Richard Henderson <rth@redhat.com>
2360 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2361 (alias_pairs): Rename from output_defs.
2362 (find_decl_and_mark_needed): Split out from assemble_alias.
2363 (do_assemble_alias): New.
2364 (assemble_output_def): Remove.
2365 (finish_aliases_1, finish_aliases_2): New.
2366 (process_pending_assemble_output_defs): Remove.
2367 (assemble_alias): Defer aliases for which we don't yet have a
2368 non-external decl for the target symbol.
2369 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2370 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2371 * toplev.c (compile_file): Use finish_aliases_2 instead of
2372 process_pending_assemble_output_defs.
2373 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2374 (process_pending_assemble_output_defs): Remove.
2376 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2378 Fix PR tree-optimization/20489
2380 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2381 for empty structures.
2383 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2385 Fix PR tree-optimization/20490
2387 * tree-ssa-pre.c (create_expression_by_pieces): Use
2388 force_gimple_operand on result of fold.
2390 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2392 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2393 of closing parenthesis.
2395 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2397 * builtins.c (expand_movstr): Update a call to
2398 fold_builtin_strcpy.
2399 (expand_builtin_strncpy): Update a call to
2400 fold_builtin_strncpy.
2401 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2402 arguments of CALL_EXPR.
2403 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2404 fold_builtin_strncpy.
2405 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2406 * tree.h: Update the prototypes of fold_builtin_strcpy and
2407 fold_builtin_strncpy.
2409 2005-03-16 Steven Bosscher <stevenb@suse.de>
2410 Dorit Naishlos <dorit@il.ibm.com>
2412 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2413 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2416 2005-03-16 Steven Bosscher <stevenb@suse.de>
2418 * tree-inline.c (walk_type_fields, walk_tree,
2419 walk_tree_without_duplicates): Move from here...
2420 * tree.c: ...to here.
2422 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2424 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2425 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2426 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2427 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2428 (version): Define using $(BASEVER_c).
2429 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2431 (version.o): Depend on version files; add custom generation command.
2432 (prefix.o): Define BASEVER on command line.
2433 (s-iov): Depend on version files; adjust command.
2434 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2436 (gcc-vers.texi): New rule.
2437 (doc/%.info, doc/%.dvi): Add -I . to command line.
2438 (doc/gccinstall.dvi): Likewise.
2439 (PACKAGE): Delete. All uses replaced with "gcc".
2440 * aclocal.m4: Do not include gcc-version.m4.
2441 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2442 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2443 Set is_release based on contents of DEV-PHASE.
2444 Set gcc_version based on contents of BASE-VER.
2445 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2446 * config.in, configure: Regenerate.
2447 * gccbug.in: Determine version of GCC in use at runtime.
2448 * gcov-iov.c: Get version number and development phase from
2449 command line, not by including version.c.
2450 * intl.c: Replace all uses of PACKAGE with "gcc".
2451 * libada-mk.in: Delete unused "gcc_version" variable.
2452 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2453 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2454 commentary to match.
2455 (version_string): Put together from pieces.
2456 * config/alpha/x-vms: Do not use $(gcc_version).
2457 * config/i386/t-nwld: Likewise.
2458 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2459 version-GCC and DEVELOPMENT.
2461 2005-03-15 Roger Sayle <roger@eyesopen.com>
2463 PR tree-optimization/17454
2464 * tree.c (tree_size): Add case for TREE_BINFO.
2465 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2466 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2468 2005-03-15 Roger Sayle <roger@eyesopen.com>
2470 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2471 op1 whilst expanding the signed widenening multiply variant.
2473 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2475 * toplev.c (display_target_options): Avoid unused variable warning if
2476 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2477 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2478 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2479 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2480 (mips_isa_info): New variable.
2481 (mips_parse_cpu): Remove the first argument and leave the caller
2483 (TARGET_HANDLE_OPTION): Override default.
2484 (mips_handle_option): New function. Move option validation code from...
2485 (override_options): ...here. Update calls to mips_parse_cpu.
2486 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2487 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2488 (SUBTARGET_TARGET_OPTIONS): Delete.
2489 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2490 (mno-flush-func, mtune=): New options.
2492 2005-03-15 Roger Sayle <roger@eyesopen.com>
2493 Richard Henderson <rth@redhat.com>
2495 * real.c (c4x_single_format, c4x_extended_format): Provide values
2496 for signbit_ro for c4x's single and extended floating point formats.
2497 * optabs.c (expand_copysign): Use the floating point format's
2498 signbit_ro for expanding via expand_copysign_absneg, and it's
2499 signbit_rw field for expanding via expand_copysign_bit.
2501 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2503 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2504 known_alignment_for_access_p.
2505 (known_alignment_for_access_p): New.
2506 (do_peeling_for_alignment): Field made int instead of bool and renamed
2507 to peeling_for_alignment.
2508 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2509 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2510 functionality used to be in vect_analyze_operations.
2511 (vect_analyze_operations): Code to determine vectorization factor was
2512 moved to vect_determine_vectorization_factor.
2513 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2514 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2516 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2517 be part of vect_analyze_operations).
2518 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2519 creating the guard condition, as the number of iterations may be
2521 (slpeel_tree_peel_loop_to_edge): Use new name of
2522 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2523 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2524 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2525 (vect_do_peeling_for_alignment): Use fold.
2526 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2528 (vect_update_inits_of_dr): Renamed to
2529 vect_update_init_of_dr.
2530 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2531 (vectorizable_store): Fix assertion to use == instead of =.
2533 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2535 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2536 call_used_regs for wCG registers.
2538 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2540 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2541 for non-offsettable memory references to cope with outstanding reload
2542 replacements, take 2.
2544 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2547 * config/i386/i386.h (x86_fisttp): New.
2548 (TARGET_FISTTP): New macro.
2549 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2550 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2551 instruction when fisttp flag is set.
2552 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2554 * config/i386/i386.md (type attribute): Add fisttp.
2555 (unit attribute): Set to i387 for fisttp type.
2556 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2557 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2559 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2560 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2562 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2563 patterns for TARGET_FISTTP. Enable patterns for
2564 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2565 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2566 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2567 implement fisttp x87 insn.
2568 (fix_trunc*_i387_fisttp splitters): New patterns.
2569 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2570 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2571 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2573 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2574 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2575 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2576 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2577 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2578 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2579 Disable patterns for TARGET_FISTTP.
2580 (fix_trunc*_i387 splitters): Implement usign mode macros.
2581 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2582 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2583 (fix_trunx*_sse peephole2s): Implement using mode macros.
2585 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2587 PR rtl-optimization/20291
2588 * combine.c (try_combine): If splitting fails, re-try with
2589 original combined pattern, i.e. before clobber stripping.
2591 2005-03-14 Eric Christopher <echristo@redhat.com>
2593 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2594 STACK_GROWS_DOWNWARD.
2596 2005-03-14 Roger Sayle <roger@eyesopen.com>
2598 * real.h (struct real_format): Split the signbit field into two
2599 two fields, signbit_ro and signbit_rw.
2600 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2601 mips_double_format, ieee_extended_motorola_format,
2602 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2603 ieee_extended_intel_128_format, ibm_extended_format,
2604 mips_extended_format, ieee_quad_format, mips_quad_format,
2605 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2606 i370_double_format, c4x_single_format, c4x_extended_format,
2607 real_internal_format): Update initializers for new field.
2608 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2609 real_format structure.
2610 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2611 field of the real_format structure.
2613 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2615 Fix PR tree-optimization/20458
2617 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2618 DECL_EXTERNAL on STRUCT_FIELD tags.
2619 (clear_call_clobbered): Ditto.
2620 * tree-ssa-operands.c (note_addressable): Make sure the original
2621 variable doesn't slip into the addressable list if we have
2623 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2626 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2628 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2629 (-fwide-exec-charset): Likewise.
2630 (-finput-charset): Likewise.
2631 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2632 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2633 * c.opt (Wnormalized): New.
2635 2005-03-14 Devang Patel <dpatel@apple.com>
2637 * doc/invoke.texi: Add reference to Visibility document.
2639 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2641 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2642 MASK_SPLIT_ADDRESSES.
2643 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2644 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2645 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2646 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2647 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2648 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2649 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2650 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2651 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2652 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2653 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2654 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2655 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2656 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2657 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2658 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2659 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2660 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2661 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2662 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2663 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2664 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2665 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2666 (TARGET_EXPLICIT_RELOCS): Delete.
2667 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2668 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2669 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2670 (override_options): Set MASK_LONG64 if -mint64 is given and no
2671 -mlongXX option is. Complain about -mint64 -mlong32.
2672 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2673 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2674 * config/mips/mips.opt: New file.
2676 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2678 * config.gcc (extra_options): New variable for listing option files.
2679 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2680 * configure.ac (extra_opt_files): New AC_SUBST variable.
2681 (tm_file_list, tm_include_list): Include options.h first.
2682 * configure: Regenerate.
2683 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2684 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2685 (s-options-h): New rule.
2686 (options.h): Depend on it.
2687 (TEXI_GCCINT_FILES): Add options.texi.
2688 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2689 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2690 * target.h (gcc_target): Add default_target_flags and handle_option.
2691 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2692 (TARGET_HANDLE_OPTION): New macros.
2693 (TARGET_INITIALIZER): Include them.
2694 * opt-functions.awk (opt_args, nth_arg): New functions.
2695 (switch_flags): Handle the "Target" flag.
2697 (var_name): Use opt_args and nth_arg.
2698 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2699 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2700 macros for the "Mask" and "InverseMask" options.
2701 * opts.h (cl_var_cond): New enum.
2702 (cl_option): Replace the "has_set_value" and "set_value" fields with
2703 "var_cond" and "var_value".
2704 (CL_TARGET): New macro.
2705 (option_enabled, print_filtered_help): Declare.
2706 (decode_options): Move definition.
2707 * opts.c (handle_option): Search for the original option before
2708 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2709 var_cond and var_value fields. Use targetm.handle_option to handle
2711 (decode_options): Set target_flags to targetm.default_target_flags.
2712 (print_filtered_help): Make global. Handle CL_TARGET.
2713 (option_enabled): New function.
2714 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2715 (display_target_options, set_target_switch, print_switch_values)
2716 (default_pch_valid_p): Guard uses of target_switches with
2717 #ifdef TARGET_SWITCHES. Also...
2718 (display_target_options): Display the CL_TARGET entries in cl_options.
2719 (set_target_option): Don't complain about the "" option when
2720 TARGET_SWITCHES is undefined.
2721 (print_switch_values): Use option_enabled.
2722 (default_pch_valid_p): Check cl_options[] when looking for something
2723 that has changed the value of target_flags.
2724 * c.opt: Remove documentation from top of file.
2725 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2726 * doc/sourecebuild.texi: Refer to the new options documentation
2727 instead of c.opt. Document machine-specific .opt files.
2728 * doc/tm.texi (target_flags): Say that this variable is declared
2730 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2731 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2733 * doc/options.texi: New file.
2735 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2738 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2741 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2744 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2745 temporary variable of pointer type if an lvalues is required.
2746 (gimplify_modify_expr_rhs): Request an rvalue from it.
2747 (gimplify_expr): Pass fallback on.
2749 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2751 * cfgbuild.c: Update comments.
2753 2005-03-14 Roger Sayle <roger@eyesopen.com>
2755 PR rtl-optimization/17236
2756 * optabs.c (expand_doubleword_mult): New helper function split out
2757 from expand_binop. Permute the order in which instructions are
2758 emitted to minimize the number of simultaneously live registers.
2759 (expand_binop): Call expand_doubleword_mult to synthesize a double
2760 word multiplication.
2762 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2764 * basic-block.h: Update the prototypes of cached_make_edge and
2766 * cfg.c (cached_make_edge): Take edge_cache representing one
2767 row of the adjacency matrix of edges.
2768 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2769 (make_edges): Initialize edge_cache to represent one row of
2770 the adjacency matrix of edges.
2772 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2774 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2776 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2777 Remove unused removed_phis variable.
2778 (conditional_replacement): Use build1/build2.
2779 (abs_replacement): Use last_and_only_stmt and build1/build2.
2781 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2783 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2784 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2785 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2786 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2787 * c-common.c (handle_novops_attribute): New function.
2788 (c_common_attribute_table): Add "no vops" entry.
2789 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2790 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2791 * tree-ssa-operands.c (get_call_expr_operands): Do not
2792 create virtual operands for calls with ECF_NOVOPS flag.
2793 * tree.h (DECL_IS_NOVOPS): New macro.
2794 (struct tree_decl): Add novops_flag.
2795 (ECF_NOVOPS): New constant.
2797 2005-03-14 Uros Bizjak <uros@kss-loka.si>
2800 * config/i386/i386.c (x86_use_himode_fiop): New.
2801 (x86_use_simode_fiop): Rename from x86_use_fiop.
2802 * config/i386/i386.h (x86_use_himode_fiop): Declare.
2803 (TARGET_USE_HIMODE_FIOP): New.
2804 (x86_use_simode_fiop): Rename from x86_use_fiop.
2805 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
2807 * config/i386/i386.md (X87MODEI12): New mode macro define.
2808 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
2809 to implement x87 FP compare with HImode input operands.
2810 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
2811 Use X87MODEI12 mode macro to handle HImode input operands.
2812 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
2813 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
2814 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
2815 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
2816 macro to implement x87 operators with HImode input operands.
2817 (fop splitters): Use X87MODEI12 mode macro to handle HImode
2820 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2822 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
2824 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
2825 constants invariant.
2827 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2829 * basic-block.h (BB_VISITED): Removed.
2830 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
2832 2005-03-14 Falk Hueffner <falk@debian.org>
2835 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
2837 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2839 * ggc-zone.c: Fix comment typos.
2841 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
2842 stringpool.c, config/mips/mips-protos.h: Update copyright.
2844 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2846 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
2847 throughout with its typedef, "rtx".
2848 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
2849 (rs6000_tls_symbol_ref_1): Remove inline keyword.
2850 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
2851 regs in comment to match code.
2853 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2855 * except.c (check_handled): Make it static.
2856 * except.h: Remove the corresponding prototype.
2858 * function.c (get_func_frame_size): Make it static.
2859 * function.h: Remove the corresponding type.
2861 * regclass.c (reg_class_superclasses, reg_class_subclasses):
2863 * hard-reg-set.h: Remove the corresponding declarations.
2865 * tree-cfg.c (verify_stmts): Check that
2866 bb_for_stmt (stmt) == bb for every PHI node and statement.
2868 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2870 * config.gcc: Remove excess indentation.
2871 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
2873 2005-03-13 Roger Sayle <roger@eyesopen.com>
2876 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
2877 * fold-const.c (fold_sign_changed_comparison): Likewise.
2878 (fold_binary): Optimize comparisons against widened operands if
2879 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
2881 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2883 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
2884 (sparc_override_options): Initialize it.
2885 (sparc_struct_value_rtx): Set it on the MEM to be returned.
2887 2005-03-13 David Edelsohn <edelsohn@gnu.org>
2889 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
2890 (reg_or_none500mem_operand): New predicate.
2891 (zero_reg_mem_operand): New predicate.
2892 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
2893 to reg_or_none500mem_operand.
2894 (extendsfdf2_fpr): Add MEM alternative.
2895 (extenddftf2_internal): Change operand2 predicate to
2896 zero_reg_mem_operand.
2898 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2900 * ggc-zone.c: Rewritten.
2902 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
2904 * configure.ac: Define GGC_ZONE for --with-gc=zone.
2905 * config.in: Regenerated.
2906 * configure: Regenerated.
2907 * gengtype.c (write_types_process_field, write_func_for_structure):
2908 Pass new argument to gt_pch_note_object.
2909 * ggc-common.c (struct ptr_data): Add TYPE.
2910 (gt_pch_note_object): Take TYPE argument and save it.
2911 (call_count): Update call to ggc_pch_count_object.
2912 (call_alloc): Update call to ggc_pch_alloc_object.
2913 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
2915 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
2916 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
2917 (ggc_alloc_zone_stat): Delete.
2918 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
2919 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
2920 (ggc_pch_alloc_object): Update prototypes.
2921 (garbage_zone): Delete.
2922 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
2923 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
2925 (tree_id_zone): New variable.
2926 (ggc_alloc_cleared_zone): Remove unused.
2927 (ggc_alloc_zone): Define.
2928 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
2929 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
2930 ggc_alloc_zone_stat.
2931 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
2932 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
2933 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
2934 (make_node_stat): Likewise. Use tree_id_zone.
2936 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2937 Joseph S. Myers <joseph@codesourcery.com>
2939 * configure.ac: Check for MIPS TLS.
2940 * configure: Regenerated.
2941 * config/mips/mips-protos.h (enum mips_symbol_type): Add
2942 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
2943 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
2944 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
2945 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
2946 (mips_classify_symbol, mips_symbolic_constant_p)
2947 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
2948 (mips_tls_operand_p, mips_call_tls_get_addr)
2949 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
2950 (mips_tls_symbol_ref_1): New functions.
2951 (mips_legitimize_address, mips_legitimize_const_move): Call
2952 mips_legitimize_tls_address.
2953 (override_options): Handle V1_REG and TLS symbols. Disable TLS
2955 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
2956 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
2957 (mips_char_to_class): Document V1_REG.
2958 (HAVE_AS_TLS): Provide default.
2959 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
2961 (load_got<mode>): Renamed from *load_got<mode>. Allow when
2963 (tls_get_tp_<mode>): New instruction.
2965 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2967 * configure.ac: Update checks for target tools.
2968 * configure: Regenerated.
2970 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2972 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
2974 2005-03-13 Roger Sayle <roger@eyesopen.com>
2976 * expmed.c (expand_mult): Use synthetic multiplication sequences for
2977 more classes of DImode multiplication by constant. Allow both
2978 multiplication by small negative constants (by performing a
2979 multiplication by a positive constant and negating the result) and
2980 multiplications by large powers of two, by using a left shift.
2982 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2984 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
2985 of basic blocks into work_stack.
2987 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
2988 config/mips/vr.h: Update copyright.
2990 * c-decl.c (c_init_decl_processing): Remove useless calls to
2991 build_function_type.
2993 * builtins.c (fold_trunc_transparent_mathfn,
2994 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
2995 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2996 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
2997 fold_builtin_strcpy, fold_builtin_strncpy,
2998 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3001 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3004 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3005 variable determinant.
3007 * tree-cfg.c (group_case_labels): Remove local variable type.
3009 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3012 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3015 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3018 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3019 (*movmemqi_insn): Delete.
3020 (*movmemhi): Delete.
3022 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3024 * builtins.c (fold_builtin_classify): Take decomposed
3025 arguments of CALL_EXPR.
3026 (fold_builtin_1): Update a call to fold_builtin_classify.
3028 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3031 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3032 through into call to parser_xref_tag after parse error.
3033 (c_parser_struct_declaration): Consistently return NULL_TREE on
3036 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3038 * tree-flow-inline.h (ref_contains_array_ref): New function.
3039 (lookup_subvars_for_var): Ditto.
3040 (get_subvars_for_var): Ditto.
3041 (var_can_have_subvars): Ditto.
3043 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3044 (struct subvar): New type.
3046 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3048 * tree-optimize.c (init_tree_optimization_passes): Call
3049 pass_create_structure_vars.
3051 * tree-ssa-alias.c: Include vec.h.
3052 (init_alias_info): Don't auto-clear call clobbered on struct-field
3054 (compute_flow_insensitive_aliasing): Handle subvars.
3055 (group_aliases): Handle STRUCT_FIELD aliases.
3056 (setup_pointers_and_addressables): Ditto.
3057 Don't mark variables non-addressable if they still have
3058 addressable subvars.
3059 Also mark subvars addressable when the real variable is marked
3061 (add_pointed_to_var): Try to prune the pointed-to set by only
3062 pointing to subvars when possible.
3063 Otherwise, make sure we set addresses_needed and pt_vars to
3064 properly include subvars.
3065 (bitpos_of_field): New function.
3066 (push_fields_onto_fieldstack): Ditto.
3067 (get_or_create_used_part_for): Ditto.
3068 (create_overlap_variables_for): Ditto.
3069 (find_used_portions): Ditto.
3070 (create_structure_vars): Ditto.
3071 (pass_create_structure_vars): New structure.
3073 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3074 (get_expr_operands): Handle subvars. Also try to turn
3075 COMPONENT_REF accesses into must-defs now that we can accurately
3077 (note_addressable): Try to only mark as addressable those subvars
3078 we know a COMPONENT_REF touches.
3079 (overlap_subvar): New function.
3081 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3082 Handle subvar storing.
3083 (vect_address_analysis): Update caller of vect_object_analysis.
3085 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3087 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3088 (STMT_VINFO_SUBVARS): New macro.
3090 * common.opts: add flag_tree_salias.
3092 * opts.c (decode_options): flag_tree_salias defaults to on.
3094 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3096 * doc/tree-ssa.texi: Document structural alias analysis.
3098 2005-03-12 Steven Bosscher <stevenb@suse.de>
3100 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3101 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3102 * tree-ssa-operands.c (get_expr_operands): Likewise.
3103 (get_expr_operands): Likewise for ERROR_MARK.
3105 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3107 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3110 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3113 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3114 (mark_operand_necessary): Remove local variable ver.
3116 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3117 variable prefix_len.
3119 * value-prof.c (mod_subtract_transform): Remove local variable
3122 * builtins.c (fold_builtin_exponent): Take decomposed
3123 arguments of CALL_EXPR.
3124 (fold_builtin_1): Update a call to fold_builtin_exponent.
3126 * builtins.c (fold_builtin_logarithm): Take decomposed
3127 arguments of CALL_EXPR.
3128 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3130 * c-decl.c (c_init_decl_processing): Remove local variables
3131 ptr_ftype_void and ptr_ftype_ptr.
3133 * gimplify.c (gimplify_expr): Remove local variables r0 and
3136 * reg-stack.c (move_for_stack_reg): Remove local variable
3138 (compare_for_stack_reg): Remove local variable flags_user.
3139 (convert_regs_1): Remove local variable deleted.
3141 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3143 (combine_blocks): Remove local variables exits and new_e.
3145 * tree-inline.c (expand_call_inline): Remove local variable
3148 * tree-ssa-live.c (create_ssa_var_map,
3149 calculate_live_on_entry): Remove local variable snn.
3151 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3153 * c-lex.c (c_lex_with_flags): Add parameter to call to
3156 2005-03-11 Per Bothner <per@bothner.com>
3158 * c-tree.h (struct c_declarator): New id_loc field.
3159 * c-pragma.h (c_lex_with_flags): Take position reference.
3160 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3161 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3162 (c_lex): Pass dummy location to c_lex_with_flags.
3163 * c-parser.c (c_lex_one_token): Set c_token's location using
3164 c_lex_with_flags, instead of input_location, which might be "ahead".
3165 (c_parser_direct_declarator): Set declarator's id_loc from
3167 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3168 declarator's id_loc, rather than probably-imprecise input_location.
3169 (build_id_declarator): Initialize c_declarator's id_loc field.
3171 2005-03-11 Roger Sayle <roger@eyesopen.com>
3174 * builtins.c (expand_builtin_signbit): Force the signbit's word
3175 into an integer register to avoid SUBREGs of floating point modes.
3177 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3179 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3180 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3181 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3182 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3184 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3186 PR rtl-optimization/20306
3187 * expr.c (emit_move_complex): Set try_int false if mode is
3188 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3189 emit_block_move if try_int is true.
3191 2005-03-11 Richard Henderson <rth@redhat.com>
3194 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3195 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3198 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3200 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3201 (TARGET_FIX_VR4130): New macro.
3202 (TARGET_OPTIONS): Add -mfix-vr4130.
3203 (ISA_HAS_MACCHI): New macro.
3204 (ASM_SPEC): Add -mfix-vr4130.
3205 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3206 (override_options): Handle mips_fix_vr4130_string.
3207 (mips_avoid_hazards): Clear all_noreorder_p
3208 if we're working around VR4130 errata and the macc alternatives
3210 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3211 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3212 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3213 (MULTILIB_DEFAULTS): Remove leading "march=".
3214 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3215 if no architecture option is given.
3216 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3218 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3219 * doc/invoke.texi: Document -mfix-vr4130.
3221 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3223 * config/mips/mips.c (override_options): Only warn about -mint64
3224 deprecation if TARGET_INT64.
3226 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3228 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3229 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3230 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3231 are non-specific regarding the nonnull parameter positions.
3232 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3233 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3234 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3235 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3237 * builtins.def: Use the non-specific "nonnull" attibute lists.
3239 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3241 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3242 single_pred_edge, single_succ, single_pred): Improve comments.
3244 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3246 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3247 single_pred_edge, single_succ, single_pred): New inline functions.
3248 * bb-reorder.c (rotate_loop, find_traces_1_round,
3249 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3250 duplicate_computed_gotos): Use the single_succ/pred functions.
3251 * cfganal.c (forwarder_block_p): Ditto.
3252 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3253 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3254 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3255 merge_seq_blocks): Ditto.
3256 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3257 * cfglayout.c (fixup_reorder_chain): Ditto.
3258 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3259 canonicalize_loop_headers, verify_loop_structure): Ditto.
3260 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3261 mfb_update_loops, create_preheader, force_single_succ_latches,
3262 create_loop_notes): Ditto.
3263 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3264 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3265 commit_one_edge_insertion, purge_dead_edges,
3266 cfg_layout_can_merge_blocks_p): Ditto.
3267 * except.c (sjlj_emit_function_enter): Ditto.
3268 * flow.c (init_propagate_block_info): Ditto.
3269 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3270 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3271 insert_insn_end_bb): Ditto.
3272 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3273 find_if_case_2): Ditto.
3274 * lambda-code.c (perfect_nestify): Ditto.
3275 * lcm.c (optimize_mode_switching): Ditto.
3276 * loop-doloop.c (doloop_modify): Ditto.
3277 * loop-init.c (loop_optimizer_init): Ditto.
3278 * loop-iv.c (simplify_using_initial_values): Ditto.
3279 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3280 * loop-unswitch.c (unswitch_loop): Ditto.
3281 * modulo-sched.c (generate_prolog_epilog): Ditto.
3282 * predict.c (combine_predictions_for_insn, estimate_probability,
3283 tree_estimate_probability, last_basic_block_p,
3284 estimate_bb_frequencies): Ditto.
3285 * profile.c (branch_prob): Ditto.
3286 * regrename.c (copyprop_hardreg_forward): Ditto.
3287 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3288 * tracer.c (layout_superblocks): Ditto.
3289 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3290 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3291 cleanup_control_expr_graph, disband_implicit_edges,
3292 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3293 tree_verify_flow_info, tree_make_forwarder_block,
3294 tree_forwarder_block_p, remove_forwarder_block,
3295 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3296 * tree-if-conv.c (tree_if_conversion): Ditto.
3297 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3298 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3299 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3300 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3301 copy_loop_headers): Ditto.
3302 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3303 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3304 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3305 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3306 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3307 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3308 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3309 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3310 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3311 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3312 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3313 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3314 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3315 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3316 slpeel_add_loop_guard): Ditto.
3318 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3320 PR tree-optimization/15784
3321 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3324 * stmt.c (expand_case): Don't change index_type. Convert minval
3327 PR tree-optimization/20130
3328 * fold-const.c (fold): Fold x * -1 into -x.
3330 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3332 PR rtl-optimization/20331
3333 * rtlanal.c (modified_between_p): Check its address first for MEM.
3334 (modified_in_p): Likewise.
3336 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3338 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3340 2005-03-10 Steven Bosscher <stevenb@suse.de>
3342 * expr.c (expand_expr_real_1): If possible, use a conditional
3343 move for expanding MIN_EXPR and MAX_EXPR.
3344 Use temp for moving around rtx-en.
3346 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3349 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3352 2005-03-10 Roger Sayle <roger@eyesopen.com>
3354 * builtins.c (expand_builtin_signbit): Extend to handle floating
3355 point modes wider than the largest integer type, using the
3356 operand_subword_force function to obtain the signbit's word.
3358 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3361 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3362 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3364 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3366 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3368 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3370 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3372 (perform_edge_inserts): Unconditionally call
3373 free_dominator_info.
3375 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3377 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3379 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3381 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3383 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3385 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3387 (rtl_register_value_prof_hooks,
3388 tree_value_profile_transformations,
3389 tree_register_value_prof_hooks): Likewise.
3390 * var-tracking.c (stack_adjust_offset_pre_post,
3391 variable_htab_free, variable_union, dataflow_set_different_2,
3392 count_uses, variable_was_changed, set_frame_base_location,
3393 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3394 vt_add_function_parameters): Likewise.
3395 * varasm.c (named_section_real, named_section, make_decl_rtl,
3396 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3397 const_hash_1, compare_constant, copy_constant, force_const_mem,
3398 output_constant_pool_2, output_constant_pool_1, output_constant,
3399 output_constructor, make_decl_one_only, decl_tls_model,
3400 default_no_named_section, default_elf_select_section_1,
3401 default_unique_section_1): Likewise.
3402 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3403 * vmsdbgout.c (addr_const_to_string): Likewise.
3406 * function.c (struct assign_parm_data_one): Remove last_named
3408 (assign_parm_find_data_types): Don't determine last_named.
3409 Reorder named_parm determination.
3410 (assign_parms): Only setup varargs on the last non-varadic
3413 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3415 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3416 sda base address on medium model.
3418 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3420 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3421 * cfgloop.c (flow_loop_nodes_find): Export.
3422 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3424 * cfgloopmanip.c (fix_loop_structure): New function.
3425 * predict.c (predict_loops): Clean up the loops information.
3426 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3427 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3429 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3430 (rewrite_into_loop_closed_ssa): Declaration changed.
3431 * tree-loop-linear.c (linear_transform_loops): Add argument to
3432 rewrite_into_loop_closed_ssa call.
3433 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3434 * tree-ssa-loop-im.c (move_computations): Ditto.
3435 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3436 * tree-vectorizer.c (vectorize_loops): Ditto.
3437 * tree-optimize.c: Include cfgloop.h.
3438 (execute_todo): Choose whether to call cleanup_tree_cfg or
3439 cleanup_tree_cfg_loop.
3440 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3441 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3442 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3443 cleanup_tree_cfg_loop call.
3444 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3445 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3446 work on part of cfg.
3448 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3451 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3452 with multiple alternatives.
3454 * stmt.c (parse_output_constraint): Fix a typo.
3456 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3458 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3459 assembly directive instead of deprecated "no-generics".
3461 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3463 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3464 for non-offsettable memory references to cope with outstanding reload
3466 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3467 avoid losing outstanding address reloads.
3468 ("reload_outdi", "reload_outdf"): Likewise.
3470 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3472 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3473 code. Add more cbrt transformations.
3475 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3477 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3479 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3481 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3482 NULL_TREE when a given tree is not simplified.
3483 (fold): Return the original tree when any of the functions
3484 mentioned above NULL_TREE.
3486 * fold-const.c (fold_unary, fold_binary): Take decomposed
3487 arguments, code, type, op0, and op1 in case of fold_binary.
3488 (fold): Update calls to fold_unary and fold_binary.
3490 2005-03-09 Roger Sayle <roger@eyesopen.com>
3492 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3493 a fndecl and an arglist instead of a CALL_EXPR, exp.
3495 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3497 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3499 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3501 * expr.c (expand_assignment): Remove orig_to_rtx.
3503 * fold-const.c (int_const_binop): Remove no_overflow.
3505 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3507 * loop-iv.c (get_biv_step_1): Remove lhs.
3509 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3511 * real.c (real_nan): Remove neg.
3513 * function.c (thread_prologue_and_epilogue_insns): Remove i
3516 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3519 * tree-eh.c (tree_could_trap_p): Remove idx.
3521 * tree-into-ssa.c (ann): Remove ann.
3523 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3525 * tree-sra.c (decide_block_copy): Remove inst_count.
3527 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3529 * tree-ssa-loop-im.c (lhs): Remove.
3531 * cfgbuild.c (state, STATE, SET_STATE,
3532 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3534 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3535 (find_basic_blocks): Set the state of each basic block to
3538 2005-03-08 Jeff Law <law@redhat.com>
3540 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3541 goto results in the removal of edges in the CFG, then we need
3542 to recompute dominators.
3544 2005-03-09 Ben Elliston <bje@au.ibm.com>
3546 * c-common.c (c_do_switch_warnings): Comment fix.
3548 2005-03-08 Julian Brown <julian@codesourcery.com>
3550 * Patch from 2005-03-08 reverted for causing regressions and
3551 ppc-darwin bootstrap failure.
3553 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3555 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3556 Define the real function for ppc-darwin.
3557 * c-typeck.c (convert_arguments): Check for target-specific
3558 invalid argument call to unprototyped function.
3559 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3561 * target.h (invalid_arg_for_unprototyped_fn): New field
3563 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3564 default target hook.
3565 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3568 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3570 * c-typeck.c (constructor_stack, constructor_range_stack,
3571 initializer_stack): Make them static.
3573 * cfg.c (rbi_pool): Make it static.
3575 * gimple-low.c (lower_stmt_body): Make it static.
3576 * tree-flow.h: Remove the corresponding prototype. Don't
3579 * sched-deps.c (cache_size): Make it static.
3581 * stor-layout.c (lang_adjust_rli): Make it static.
3583 2005-03-08 Julian Brown <julian@codesourcery.com>
3585 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3586 from being used for symbols with vague linkage when
3587 HAVE_GAS_COMDAT_GROUP is true.
3589 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3591 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3592 nlabel == JUMP_LABEL (jump).
3594 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3596 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3597 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3598 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3599 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3601 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3604 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3605 * c-common.c (handle_returns_twice): New function.
3606 (c_common_attribute_table): Declare eturns_twice' attribute.
3607 * doc/extend.texi: Document eturns_twice' attribute.
3608 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3609 (struct tree_decl): Add returns_twice_flag.
3611 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3613 * tree-ssa-phiopt.c: Fix a comment typo.
3615 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3616 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3617 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3620 2005-03-08 Richard Henderson <rth@redhat.com>
3622 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3623 builtin codes with ctzdi2, clzdi2, popcountdi2.
3624 (struct alpha_builtin_def): Add is_const.
3625 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3626 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3627 (alpha_init_builtins): Init them. Set nothrow and const attributes
3629 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3630 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3631 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3632 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3633 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3634 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3635 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3636 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3637 (TARGET_FOLD_BUILTIN): New.
3638 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3639 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3641 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3643 2005-03-08 Ira Rosen <irar@il.ibm.com>
3645 PR tree-optimization/20122
3646 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3647 condition of access function instead of base.
3649 2005-03-07 Jeff Law <law@redhat.com>
3650 Steven Bosscher <stevenb@suse.de>
3652 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3653 (find_taken_edge): Call find_taken_edge_computed_goto as
3654 appropriate. Allow any gimple invariant rather than just
3655 INTEGER_CST for VAL.
3656 (cleanup_control_flow): Cleanup a computed goto which has turned
3658 (tree_merge_blocks): If block B has any forced labels, move
3659 them to the start of block A.
3660 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3661 computed gotos as well.
3662 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3663 removal of unnecessary computed gotos too.
3664 (lookup_redirection_data): Fix type of INSERT argument. Callers
3667 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3669 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3670 Remove trailing spaces.
3672 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3673 unshare_all_trees): Make them static.
3674 * tree-gimple.h: Remove the corresponding prototypes.
3676 * diagnostic.h: Remove unused prototype
3677 debug_output_buffer.
3678 * modulo-sched.c: Remove unused prototype
3679 set_row_column_for_ps.
3681 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3682 replace_phi_edge_with_variable): Remove unused variable i.
3684 2005-03-07 Per Bothner <per@bothner.com>
3686 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3688 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3691 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3692 bbs on the COND_EXPR instead of the PHI_NODEs.
3693 (candidate_bb_for_phi_optimization): Remove.
3694 (replace_phi_with_stmt): Rename to ...
3695 (replace_phi_edge_with_variable): this and change so that we
3696 replace the phi argument instead of removing the PHI.
3697 (conditional_replacement): Change so we deal with PHI with more
3699 (value_replacement): Likewise.
3700 (abs_replacement): Likewise.
3702 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3704 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3705 output_e500_flip_gt_bit.
3707 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3709 (rs6000_generate_compare): Fix logic to look at the correct bits.
3710 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3712 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3713 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3714 gen_move_from_CR_gt_bit.
3716 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3717 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3718 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3720 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3721 (E500_CR_IOR_COMPARE): New constant.
3723 2005-03-08 Earl Chew <earl_chew@agilent.com>
3724 David Billinghurst <David.Billinghurst@riotinto.com>
3726 * config/i386/host-cygwin.c: New file to support precompiled
3728 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3729 * config.host: Use above files for cygwin host.
3731 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3733 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3734 ordering ops from earlier change.
3736 2005-03-07 Per Bothner <per@bothner.com>
3738 Various fixes to allow us to again build if --enable-mapped-location:
3739 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3740 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3741 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3742 local variable loc. Change logic appropriately.
3743 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3744 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3745 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3746 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3747 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3749 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3751 PR rtl-optimization/19683
3752 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3753 number of bytes, to smallest_int_for_mode. Fix arguments to
3754 REG_CANNOT_CHANGE_MODE_P.
3756 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3758 * reorg.c (relax_delay_slots): Check that the jump is
3759 conditional before trying to invert it.
3761 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3763 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3766 * calls (stack_arg_under_construction): Make it static.
3768 * flow.c (regs_live_at_setjmp): Make it static.
3769 * flow.h: Remove the corresponding prototype.
3771 * reload1.c (reload_startobj, reload_firstobj,
3772 something_needs_operands_changed, reload_inherited,
3773 reload_inheritance_insn, reload_override_in,
3774 reload_spill_index): Make them static.
3776 * recog.c (verify_changes): Make it static.
3777 * recog.h: Remove the corresponding prototype.
3779 * cfgbuild.c (find_sub_basic_blocks): Remove.
3780 * basic-block.h: Remove the corresponding prototype.
3781 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3783 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3785 * tree-ssa-operands.c (check_build_stmt): Remove.
3787 * stor-layout.c (set_alignment): Remove.
3788 * tree.h: Remove the corresponding prototype.
3790 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3792 * tree-ssa-dce.c (control_dependence_map,
3793 visited_control_parents): Make them static.
3795 * cfghooks.c (verify_flow_info): Remove local variable
3798 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
3801 * loop-unswitch.c (unswitch_loop): Remove local variable src.
3803 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
3805 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
3807 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
3809 * config/ia64/hpux.h (LINK_SPEC): Add -z.
3810 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
3811 PARALLEL for an empty structure.
3813 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3815 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
3817 * fold-const.c (fold_binary): Unroll the very first "for"
3820 2005-03-06 David Edelsohn <edelsohn@gnu.org>
3822 * config/rs6000/predicates.md (branch_comparison_operator): Remove
3823 redundant match_code test.
3824 (scc_comparison_operator): Swap match_operand and match_code
3826 (branch_positive_comparison_operator): Same.
3827 (trap_comparison_operator): Use comparison_operator and swap with
3830 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
3833 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
3834 (out_movhi_r_mr): Read low byte of volatile MEM first.
3835 (out_movhi_mr_r): Write high byte of volatile MEM first.
3837 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3839 * cselib.c (reg_values, reg_values_size): Make them static.
3841 * cse.c (cse_reg_info_table): Make it static.
3843 * fold-const.c (fold_unary): Use build1 instead of copy_node.
3845 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
3847 * cse.c (find_best_addr): Use canon_for_address.
3849 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3851 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
3852 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
3853 SUBREG and MEM, respectively.
3855 * fold-const.c (fold_binary): Use code instead of t.
3857 * fold-const.c (optimize_minmax_comparison): Take decomposed
3858 arguments code, type, op0, and op1 instead of t.
3859 (fold_binary): Update a call to optimize_minmax_comparison.
3861 * fold-const.c (fold_range_test): Take decomposed arguments
3862 code, type, op0, and op1 instead of t.
3863 (fold_binary): Update a call to fold_range_test.
3865 * fold-const.c (fold_binary_op_with_conditional_arg): Take
3866 decomposed arguments code, type, op0, and op1 instead of t.
3867 (fold_binary): Update a call to fold_range_test.
3869 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3871 * fold-const.c (fold_binary): Avoid directly using the original
3872 expression t as much as possible.
3874 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3876 * c-semantics.c (build_stmt): Use TYPE_P instead of
3877 IS_NON_TYPE_CODE_CLASS.
3878 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
3879 (NON_TYPE_CHECK): Use TYPE_P instead of
3880 IS_NON_TYPE_CODE_CLASS.
3882 * fold-const.c (fold): Remove handling of binary expressions.
3884 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
3886 * doc/c-tree.texi: Wrap comments in @r{}.
3887 * doc/cpp.texi: Likewise.
3888 * doc/cppinternals.texi: Likewise.
3889 * doc/extend.texi: Likewise.
3890 * doc/md.texi: Likewise.
3891 * doc/objc.texi: Likewise.
3892 * doc/sourcebuild.texi: Likewise.
3893 * doc/tm.texi: Likewise.
3896 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3898 * predict.c (apply_return_prediction): Standardize PHI chain
3900 * tree-ssa.c (ssa_redirect_edge): Likewise.
3902 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
3903 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
3906 * tree-phinodes.c (remove_phi_node): Drop the last argument.
3907 * tree-flow.h: Adjust the prototype for remove_phi_node.
3908 * lambda-code.c (perfect_nestify): Adjust a call to
3911 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3912 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
3914 * tree-ssa-dce.c (remove_dead_phis): Likewise.
3915 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3916 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3917 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
3919 * combine.c (simplify_and_const_int): Use gen_int_mode instead
3920 of GEN_INT (trunc_int_for_mode (...)).
3921 * loop-iv.c (iv_number_of_iterations): Likewise.
3922 * postreload.c (reload_cse_move2add): Likewise.
3923 * simplify-rtx.c (simplify_const_unary_operation,
3924 simplify_const_binary_operation): Likewise.
3925 * stor-layout.c (get_mode_bounds): Likewise.
3927 * fold-const.c (fold_binary): New.
3928 (fold): Call fold_binary on binary expressions.
3930 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
3932 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
3933 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
3934 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
3935 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
3936 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
3938 2005-03-04 Devang Patel <dpatel@apple.com>
3940 PR tree-optimization/18815
3941 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3942 loops with zero exit edges.
3944 2005-03-04 Devang Patel <dpatel@apple.com>
3946 * doc/invoke.texi: Remove reference to webpage that does not exist.
3948 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
3949 Joseph S. Myers <joseph@codesourcery.com>
3952 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
3953 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
3954 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
3955 * pa.c (get_plabel): Change argument to symbol_ref. Call
3956 maybe_get_identifier instead of get_identifier.
3957 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
3958 (struct deferred_plabel): Replace name field with symbol field.
3959 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
3960 ASM_OUTPUT_EXTERNAL_REAL is defined.
3961 (output_global_address): Use output_addr_const for output of all
3963 (output_deferred_plabels): Use symbol_ref instead of name for address
3965 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
3966 ASM_OUTPUT_SYMBOL_REF): New macros.
3967 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
3969 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
3972 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
3974 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
3975 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
3977 2005-03-04 Jeff Law <law@redhat.com>
3979 * basic-block.h (rediscover_loops_after_threading): Declare.
3980 * tree-ssa-dom.c: Include cfgloop.h.
3981 (tree_ssa_dominator_optimize): Discover loops and some basic
3982 properties. Remove forwarder blocks recreated by loop header
3983 canonicalization. Also mark backedges in the CFG.
3984 * tree-ssa-threadupdate.c: Include cfgloop.h
3985 (rediscover_loops_after_threading): Define.
3986 (struct local_info): New field, JUMP_THREADED.
3987 (prune_undesirable_thread_requests): New function.
3988 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
3989 then record that fact for the callers of redirct_edges.
3990 (thread_block): If BB has incoming backedges, then call
3991 prune_undesirable_thraed_requests. Note when we are
3992 going to have to rediscover loop information. Return a
3993 boolean indicating if any jumps were threaded.
3994 (thread_through_all_blocks): Bubble up boolean indicating
3995 if any jumps were threaded.
3996 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
3997 (tree-ssa-threadupdate.o): Similarly.
3999 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4001 * fold-const.c (fold_ternary): Unroll the "for" loop to
4004 2005-03-04 Andrew Haley <aph@redhat.com>
4006 * unwind-dw2-fde-glibc.c (struct
4007 unw_eh_callback_data.check_cache): New field.
4008 (frame_hdr_cache): New.
4009 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4010 Cache frame header info.
4012 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4014 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4015 (print_c_condition): Declare.
4016 * read-rtl.c (ptr_loc): New structure.
4017 (ptr_locs, ptr_loc_obstack, joined_conditions)
4018 (joined_conditions_obstack): New variables.
4019 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4020 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4021 (join_c_conditions, print_c_condition): New functions.
4022 (apply_macro_to_string): Associate the new string with the same
4023 source location as the old one.
4024 (add_condition_to_string): Use join_c_conditions.
4025 (read_string): Use set_rtx_ptr_loc to record a filename and line
4026 number for the string.
4027 (read_rtx): Initialize the new variables above.
4028 * genattrtab.c (write_test_expr, write_attr_value): Use
4030 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4031 comment above the GCC_VERSION check.
4032 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4033 Inline the definition of MAYBE_EVAL.
4034 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4035 * genoutput.c (process_template): Likewise.
4036 * genpreds.c (write_predicate_subfunction): Likewise.
4037 (write_predicate_expr): Use print_c_condition.
4038 * genrecog.c (write_cond): Likewise.
4039 * gensupport.c (process_rtx): Use join_c_conditions to join the
4040 conditions of a define_insn_and_split. Record a source location
4041 for the string after the "&&".
4042 (alter_test_for_insn): Use join_c_conditions.
4044 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4047 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4048 PR tree-optimization/15784
4049 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4052 2005-03-04 Ben Elliston <bje@au.ibm.com>
4054 * gcc.c (option_map): Add --coverage.
4055 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4056 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4057 * config/darwin.h: Pass -lgcov for `coverage'.
4058 * doc/invoke.texi (Debugging Options): Document --coverage.
4060 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4062 * gcse.c (bypass_block): Use find_edge wherever possible.
4064 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4068 * c-opts.c (c_common_parse_file): Call start_source_file
4069 and end_source_file at the approriate times.
4071 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4072 the main file, it will be done for us now.
4074 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4076 * fold-const.c (fold_ternary): New.
4077 (fold): Call fold_ternary on ternary expressions. Remove
4078 handling of ternary expressions.
4080 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4082 PR tree-optimization/15784
4083 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4086 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4088 * config/rs6000/predicates.md (branch_comparison_operator):
4089 Convert from C block to conditional format.
4091 2005-03-03 Jan Hubicka <jh@suse.cz>
4093 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4094 and non-constant public variables.
4096 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4098 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4101 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4104 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4105 calls to release_ssa_name and release_phi_node.
4107 * fold-const.c (fold): Remove handling of unary expressions.
4109 * fold-const.c (fold_unary): Avoid directly using the original
4110 expression t as much as possible.
4112 2005-03-03 Roger Sayle <roger@eyesopen.com>
4113 Andrew Pinski <pinskia@physics.uc.edu>
4115 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4116 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4118 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4120 Describe special registers SRP and MOF as allocatable registers.
4121 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4122 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4123 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4124 TARGET_HAS_MUL_INSNS.
4125 (cris_print_operand) <case 'd'>: New case.
4126 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4127 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4129 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4130 (REG_ALLOC_ORDER): Update for MOF.
4131 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4133 (GENERAL_REGS): No longer a define of ALL_REGS.
4134 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4135 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4137 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4138 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4139 (SECONDARY_RELOAD_CLASS): Define.
4140 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4141 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4142 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4143 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4144 (REGISTER_MOVE_COST): Define.
4145 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4146 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4147 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4148 (CRIS_MOF_REGNUM): New define_constants.
4149 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4151 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4153 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4154 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4155 Adjust for MOF being properly described as a register.
4156 (indir_to_reg_split): Name this split. Conditionalize on the
4157 destination register being a general register.
4158 (movei): Conditionalize on on operands 0 and 1 having the same
4161 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4164 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4165 -mcpu to override any other explicitly given flags.
4167 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4169 * recog.c (verify_changes, confirm_change_group): New functions,
4170 broken out of apply_change_group.
4171 (apply_change_group): Use them.
4172 * recog.h (verify_change, confirm_change_group): Declare.
4173 * rtl.h (redirect_jump_2): Declare.
4174 * jump.c (redirect_exp, invert_exp): Delete.
4175 (invert_exp_1): Take second parameter. Return value. Changed caller.
4176 (redirect_jump_2): New function, broken out of redirect_jump.
4177 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4178 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4179 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4181 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4183 * varasm.c (named_section): Use xstrdup rather than doing it by
4186 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4188 2005-03-02 Devang Patel <dpatel@apple.com>
4190 Undo PR tree-optimization/18815 fix.
4192 2005-03-02 Devang Patel <dpatel@apple.com>
4194 PR tree-optimization/18815
4195 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4196 loops with zero exit edges.
4198 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4200 * cfg.c (connect_src, connect_dest, disconnect_src,
4201 disconnct_dest): New.
4202 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4203 redirect_edge_pred): Use the new functions.
4205 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4206 free_dominance_info only when needed.
4208 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4211 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4212 (reg_or_sub_cint64_operand): Same.
4214 2005-03-02 Jeff Law <law@redhat.com>
4216 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4217 CFG_ALTERED in the main DOM iteration loop.
4219 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4222 * varasm.c (initializer_constant_valid_p): Allow conversions
4223 between OFFSET_TYPEs. Tidy.
4225 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4227 * config/cris/cris.md ("return"): Remove epilogue delay list
4230 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4232 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4234 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4236 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4238 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4239 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4240 config/m68k/m68k.c, config/mips/mips.h,
4241 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4242 doc/include/gcc-common.texi: Update copyright.
4244 PR middle-end/18029 and PR middle-end/18030
4245 * expr.c (optimize_bitfield_assignment_op): Add a special case
4246 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4248 * fold-const.c (fold_unary): New.
4249 (fold): Call fold_unary on unary expressions.
4251 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4253 * cgraph.h (struct cgraph_edge): Add prev_caller and
4255 (cgraph_node_remove_callees): Export.
4256 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4258 (cgraph_edge_remove_callee): New function.
4259 (cgraph_edge_remove_caller): Likewise.
4260 (cgraph_remove_edge): Use.
4261 (cgraph_redirect_edge_callee): Likewise.
4262 (cgraph_node_remove_callees): New function.
4263 (cgraph_node_remove_callers): Likewise.
4264 (cgraph_remove_node): Use.
4265 * tree-optimize.c (tree_rest_of_compilation): Use
4266 cgraph_node_remove_callees instead of manual loop.
4267 * cgraphunit.c (cgraph_finalize_function): Likewise.
4268 (cgraph_expand_function): Likewise.
4269 (cgraph_remove_unreachable_nodes): Likewise.
4271 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4274 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4276 * c-decl.c (undeclared_variable): Take location as argument.
4277 * c-typeck.c (build_external_ref): Likewise.
4278 * c-parser.c (c_parser_postfix_expression): Pass location of
4279 identifier to build_external_ref.
4281 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4283 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4284 CCEQ mode for branch_positive_comparison_operator test.
4285 * config/rs6000/predicates (branch_comparison_operator): Revert to
4287 (scc_comparison_operator): Same.
4288 (branch_positive_comparison_operator): Same.
4290 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4292 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4293 (cris_delay_slots_for_epilogue): Remove.
4294 (save_last): Move into cris_target_asm_function_epilogue.
4295 (cris_target_asm_function_epilogue): Remove tests for file being
4297 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4298 (cris_delay_slots_for_epilogue): Remove prototypes.
4299 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4300 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4302 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4304 * config/rs6000/predicates.md (branch_comparison_operator): Change
4305 to define_special_predicate.
4306 (scc_comparison_operator): Same.
4307 (branch_positive_comparison_operator): Same.
4309 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4311 * Makefile.in (tree-ssa-sink.o): New.
4312 (OBJS-common): Add tree-ssa-sink.o.
4313 * common.opt: Add -ftree-sink
4314 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4315 * timevar.def (TV_TREE_SINK): new timevar.
4316 * tree-flow.h (is_hidden_global_store): Prototype.
4317 * tree-optimize.c (init_tree_optimization_passes): Add
4319 * tree-pass.h (pass_sink_code): New.
4320 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4321 for non-obvious global store store to is_hidden_global_store, and
4322 call that new function.
4323 * tree-ssa-sink.c: New file.
4324 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4325 * doc/passes.texi: Document forward store motion.
4326 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4327 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4328 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4329 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4331 2005-03-01 Per Bothner <per@bothner.com>
4333 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4334 and we have a non-zero column-number, add it to the message.
4335 Also factor out the diagnostic_kind_text.
4337 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4339 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4340 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4341 flow_loop_scan): Removed.
4342 (flow_loop_dump): Do not dump removed fields.
4343 (flow_loop_free): Do not free removed fields.
4344 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4345 (loop_exit_edge_p): New function.
4346 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4347 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4348 num_exits, exits_doms.
4349 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4350 LOOP_EDGES, LOOP_ALL): Removed.
4351 (flow_loop_scan): Declaration removed.
4352 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4353 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4355 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4356 (if_convert): Call flow_loops_find and flow_loops_free
4357 when calling mark_loop_exit_edges.
4358 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4359 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4360 free_dominance_info calls.
4361 * loop-init.c (flow_loops_find): Ditto.
4362 * passes.c (rest_of_handle_branch_prob): Ditto.
4363 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4364 * loop-unroll.c (analyze_insns_in_loop): Do not use
4366 * predict.c (predict_loops): Do not call flow_loop_scan.
4367 Use get_loop_exit_edges.
4368 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4369 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4370 Do not use EDGE_LOOP_EXIT.
4371 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4372 to bb_with_exit_edge_p.
4373 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4374 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4375 to bb_with_exit_edge_p.
4376 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4378 * tree-loop-linear.c (linear_transform_loops): Do not call
4379 flow_loop_scan. Use loop->single_exit.
4380 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4381 (vect_analyze_loop_form): Do not call flow_loop_scan.
4382 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4384 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4386 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4387 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4388 slpeel_tree_duplicate_loop_to_edge_cfg,
4389 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4390 Use loop_preheader_edge and loop->single_exit. Do not call
4393 2005-03-01 Nick Clifton <nickc@redhat.com>
4395 * config/arm/arm.c (thumb_find_work_register): Check all of the
4396 argument registers to see if they are free, and a couple of
4397 special cases where the last argument register but can be proved
4398 to be available during the function's prologue.
4399 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4400 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4401 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4403 (thumb_compute_save_reg_mask): Likewise. Also use
4404 thumb_find_work_register() to ensure that there is agreement about
4405 which work register is going to be used in the prologue.
4406 (thumb_output_function_prologue): Use unsigned long as the type
4407 for the register bit-mask. Also delay pushing the link register if
4408 other high registers are going to be pushed.
4409 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4410 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4411 redundant prototypes.
4413 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4416 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4417 and after reload in REG+REG indexed addresses without REG_POINTER
4418 set in the base and not set in the index.
4420 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4422 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4423 Don't undefine here.
4424 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4425 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4426 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4427 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4428 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4430 * config.gcc (sh*-*-linux*): Use config/linux.h.
4432 2005-02-28 Dale Johannesen <dalej@apple.com>
4433 Stan Shebs <shebs@apple.com>
4435 Rewrite of 64-bit Darwin structure-by-value pass/return.
4436 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4437 intoffset, use_stack, named.
4438 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4439 (rs6000_darwin64_record_arg_advance_flush): New.
4440 (rs6000_darwin64_record_arg_advance_recurse): New.
4441 (rs6000_darwin64_record_arg_flush): New.
4442 (rs6000_darwin64_record_arg_recurse): New.
4443 (rs6000_darwin64_record_arg): New.
4444 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4445 (function_arg_boundary): Handle 128-bit aligned structs.
4446 (function_arg_advance): Rewrite darwin64 struct handling.
4447 (function_arg): Call rs6000_darwin64_record_arg.
4448 (function_arg_partial_nregs): Handle darwin64 structs.
4449 (rs6000_darwin64_function_value): Remove.
4450 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4452 2005-02-28 Roger Sayle <roger@eyesopen.com>
4454 PR tree-optimization/20216
4455 * tree-chrec.c (tree_fold_factorial): Delete.
4456 (tree_fold_binomial): Change argument list to take a return type
4457 and change the type of K to unsigned int. Rewrite to avoid explicit
4458 evaluation of factorials, and (recursively) calling fold to perform
4459 compile-time arithmetic. Return NULL on (internal) overflow.
4460 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4461 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4462 if any intermediate calculation overflows.
4463 (chrec_apply): Update call to chrec_evaluate.
4465 2005-02-28 James E Wilson <wilson@specifixinc.com>
4467 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4469 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4472 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4473 instead of NULL_TREE on error.
4475 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4477 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4478 (EASY_VECTOR_15_ADD_SELF): Remove.
4479 (num_insns_constant_wide): Not static.
4480 (validate_condition_mode): Not static.
4481 (toc_relative_expr_p): Not static.
4482 (legitimate_indirect_address_p): Not static.
4483 (macho_lo_sum_memory_operand): Not static.
4484 (invalid_e500_subreg): Not static.
4485 (easy_vector_same): Not static.
4486 (easy_vector_splat_const): Not static.
4487 (RS6000_SYMBOL_REF_TLS_P): Remove.
4488 (any_operand): Delete.
4489 (any_parallel_operand): Delete.
4490 (count_register_operand): Delete.
4491 (altivec_register_operand): Delete.
4492 (xer_operand): Delete.
4493 (s8bit_cint_operand): Delete.
4494 (short_cint_operand): Delete.
4495 (u_short_cint_operand): Delete.
4496 (non_short_cint_operand): Delete.
4497 (exact_log2_cint_operand): Delete.
4498 (gpc_reg_operand): Delete.
4499 (cc_reg_operand): Delete.
4500 (cc_reg_not_cr0_operand): Delete.
4501 (reg_or_short_operand): Delete.
4502 (reg_or_neg_short_operand): Delete.
4503 (reg_or_aligned_short_operand): Delete.
4504 (reg_or_u_short_operand): Delete.
4505 (reg_or_cint_operand): Delete.
4506 (reg_or_arith_cint_operand): Delete.
4507 (reg_or_add_cint64_operand): Delete.
4508 (reg_or_sub_cint64_operand): Delete.
4509 (reg_or_logical_cint_operand): Delete.
4510 (got_operand): Delete.
4511 (got_no_const_operand): Delete.
4512 (easy_fp_constant): Delete.
4513 (easy_vector_constant): Delete.
4514 (easy_vector_constant_add_self): Delete.
4515 (zero_constant): Delete.
4516 (zero_fp_constant): Delete.
4517 (volatile_mem_operand): Delete.
4518 (offsettable_mem_operand): Delete.
4519 (mem_or_easy_const_operand): Delete.
4520 (add_operand): Delete.
4521 (non_add_cint_operand): Delete.
4522 (logical_operand): Delete.
4523 (non_logical_cint_operand): Delete.
4524 (mask_operand): Delete.
4525 (mask_operand_wrap): Delete.
4526 (mask64_operand): Delete.
4527 (mask64_2_operand): Delete.
4528 (and64_operand): Delete.
4529 (and64_2_operand): Delete.
4530 (and_operand): Delete.
4531 (reg_or_mem_operand): Delete.
4532 (lwa_operand): Delete.
4533 (symbol_ref_operand): Delete.
4534 (call_operand): Delete.
4535 (current_file_function_operand): Delete.
4536 (input_operand): Delete.
4537 (rs6000_nonimmediate_operand): Delete.
4538 (rs6000_tls_symbol_ref): Delete.
4539 (save_world_operation): Delete.
4540 (restore_world_operation): Delete.
4541 (load_multiple_operation): Delete.
4542 (store_multiple_operation): Delete.
4543 (vrsave_operation): Delete.
4544 (mfcr_operation): Delete.
4545 (mtcrf_operation): Delete.
4546 (lmw_operation): Delete.
4547 (stmw_operation): Delete.
4548 (branch_comparison_operator): Delete.
4549 (branch_positive_comparison_operator): Delete.
4550 (scc_comparison_operator): Delete.
4551 (trap_comparison_operator): Delete.
4552 (boolean_operator): Delete.
4553 (boolean_or_operator): Delete.
4554 (min_max_operator): Delete.
4555 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4556 (EASY_VECTOR_15): Moved to here.
4557 (EASY_VECTOR_15_ADD_SELF): Move to here.
4558 (PREDICATE_CODES): Delete.
4559 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4560 Declare functions no longer static.
4561 * config/rs6000/predicates.md: New.
4562 * config/rs6000/rs6000.md: Include predicates.md
4564 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4566 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4567 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4569 * cfgrtl.c (need_fake_edge_p): Likewise.
4570 * combine.c (distribute_notes): Likewise.
4571 * emit-rtl.c (try_split): Likewise.
4572 * recog.c (peephole2_opimize): Likewise.
4573 * reg-notes.def (ALWAYS_RETURN): Remove.
4574 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4575 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4576 * tree.h (ECF_ALWAYS_RETURN): Remove.
4578 2005-02-28 Roger Sayle <roger@eyesopen.com>
4581 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4582 between different machine modes is never a "useless" conversion.
4584 2005-02-28 Geert Bosch <bosch@gnat.com>
4587 * doc/contrib.texi: List contributors for Ada front end
4589 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4591 * simplify-rtx.c (simplify_unary_operation_1,
4592 simplify_const_unary_operation): New, extracted from...
4593 (simplify_unary_operation): ... this one.
4594 (simplify_binary_operation_1,
4595 simplify_const_binary_operation): New, extracted from...
4596 (simplify_binary_operation): ... this one.
4597 * rtl.h (simplify_const_unary_operation,
4598 simplify_const_binary_operation): Add prototypes.
4600 2005-02-28 Julian Brown <julian@codesourcery.com>
4602 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4603 building libjava and caused PR regression/20228.
4605 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4608 * Makefile.in (host_subdir): New.
4609 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4610 * configure: Regenerate.
4612 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4614 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4615 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4616 installation directory first.
4618 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4621 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4622 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4623 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4624 * config/cris/cris.md: Tweak comments referring to Q.
4625 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4626 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4627 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4628 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4629 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4630 Insert spaces in constraints to align alternatives vertically for
4632 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4635 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4637 PR rtl-optimization/17728
4638 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4639 operand 0 from general_operand to move_dest_operand.
4641 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4643 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4644 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4645 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4646 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4648 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4650 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4651 * configure: Regenerate.
4652 * libada-mk.in: Remove CC; rename
4653 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4655 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4658 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4659 for the lhs, also walk over the tree. Likewise for rhs.
4661 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4663 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4664 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4665 Do not propagate value of iv before increment over the increment.
4667 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4669 * c-parser.c: New file.
4670 * c-parse.in: Remove.
4671 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4673 (c-parser.o): Add dependencies.
4674 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4675 maintainer-clean, TAGS): Update.
4676 * c-config-lang.in (gtfiles): Update.
4677 * gengtype-lex.l: Don't handle "@@".
4678 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4679 objc_build_synchronized, objc_begin_try_stmt,
4680 objc_begin_catch_clause, objc_finish_catch_clause,
4681 objc_build_finally_clause, objc_finish_try_stmt): New.
4682 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4684 (c_parse_init): Update comment.
4685 * c-decl.c (c_init_decl_processing): Update comment.
4686 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4687 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4688 new c_declspecs members.
4690 2005-02-25 Julian Brown <julian@codesourcery.com>
4692 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4693 from being used for symbols with vague linkage when
4694 HAVE_GAS_COMDAT_GROUP is true.
4696 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4698 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4700 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4703 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4704 (LIBGCC2_HAS_DF_MODE): New.
4705 (LIBGCC2_HAS_XF_MODE): New.
4706 (LIBGCC2_HAS_TF_MODE): New.
4707 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4708 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4709 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4710 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4711 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4712 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4713 and add _fixtfdi, _fixunstfdi, _floatditf
4714 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4715 L_fixunstfdi, L_floatditf.
4716 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4717 (LIBGCC2_HAS_TF_MODE): Define.
4719 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4721 PR tree-optimization/20204
4722 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4723 REWRITE_THIS_STMT markers on PHI nodes.
4724 (rewrite_initialize_block): Likewise.
4726 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4728 * version.c (version_string): Update to 4.1.
4730 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4732 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4733 Clarify that the alternative way doesn't work in GNU C++.
4735 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4737 PR tree-optimization/19937
4738 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4739 to the type of the induction variable.
4741 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4743 PR rtl-optimization/20117
4744 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4745 the block including noncopyable insn.
4747 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4749 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4750 calls to find_reg_note.
4752 2005-02-24 Richard Henderson <rth@redhat.com>
4755 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4758 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4760 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4761 vector types if to use base reg for misaligned non-word ld/std.
4763 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4766 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4767 dwarf2 label manually and put it after, not before the prologue.
4769 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4772 * reload.c (operands_match_p): Only increment register number for
4773 SCALAR_INT_MODE_P modes in multiple hard registers.
4775 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4778 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4780 * ChangeLog.5: Fix log message typo(s).
4781 * ChangeLog.7: Likewise.
4782 * ChangeLog.tree-ssa: Likewise.
4783 * cfgexpand.c: Fix comment typo(s).
4784 * conflict.c: Likewise.
4785 * defaults.h: Likewise.
4786 * dwarf2out.c: Likewise.
4788 * ggc-page.c: Likewise.
4789 * tree-eh.c: Likewise.
4790 * tree-ssa-dom.c: Likewise.
4792 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4795 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
4796 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
4797 if SHARED is defined.
4800 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
4801 allow splitting only if operands 0 and 3 don't overlap.
4803 2005-02-24 Richard Henderson <rth@redhat.com>
4806 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
4807 (fold_builtin_1): Call them.
4808 * fold-const.c (fold_complex_mult_parts): Split out from ...
4809 (fold_complex_mult): ... here. Fix typo in both imaginary case.
4810 (fold_complex_div_parts, fold_complex_div): New.
4812 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
4814 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4816 * tree-ssa-ccp.c (visit_assignment): Verify that result of
4817 VIEW_CONVERT_EXPR is_gimple_min_invariant.
4819 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
4820 (print_node): Likewise.
4821 Print TYPE_SIZES_GIMPLIFIED.
4823 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4825 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
4826 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
4827 operands as commutative in constraints.
4829 2005-02-24 Diego Novillo <dnovillo@redhat.com>
4831 * tree-into-ssa.c: Re-organize internal functions.
4833 2005-02-24 Richard Henderson <rth@redhat.com>
4836 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
4838 * common.opt (fcx-limited-range): New.
4839 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
4840 * toplev.c (flag_complex_method): Initialize to 1.
4841 (process_options): Set flag_complex_method to 0 if
4842 flag_cx_limited_range.
4843 * doc/invoke.texi (-fcx-limited-range): New.
4845 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4847 * cse.c (delete_trivially_dead_insns): Speed up by using
4848 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
4851 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
4853 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
4854 functions when -mid-shared-library is being used.
4856 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4858 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
4859 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
4860 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
4861 * system.h: Poison LINK_LIBGCC_SPECIAL.
4863 2005-02-23 James E Wilson <wilson@specifixinc.com>
4865 * gengtype.c (note_insn_name): Make 1 element larger.
4867 2005-02-23 Roger Sayle <roger@eyesopen.com>
4870 PR rtl-optimization/20097
4871 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4872 BImode SUBREGs of SImode registers which confuse the ia64 backend.
4874 2005-02-23 David Edelsohn <edelsohn@gnu.org>
4876 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
4877 * t-aix52 (SHLIB_INSTALL): Same.
4879 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
4881 * genpreds.c: Update copyright.
4883 2005-02-23 Michael Beach <michaelb@ieee.org>
4886 * config/sparc/t-elf (startup files): Assemble with CPP.
4888 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
4890 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
4891 (write_predicate_expr): Likewise.
4893 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4895 PR tree-optimization/20100
4896 PR tree-optimization/20115
4897 * tree-optimize.c (init_tree_optimization_passes): Remove
4898 pass_maybe_create_global_var.
4899 * tree-pass.h (pass_maybe_create_global_var): Remove.
4900 * tree-ssa-alias.c (aliases_computed_p): Declare.
4901 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
4902 (count_calls_and_maybe_create_global_var): Remove.
4903 (pass_maybe_create_global_var): Remove.
4904 (init_alias_info): Do not declare aliases_computed_p.
4905 (maybe_create_global_var): If the function contains no
4906 call-clobbered variables and a mix of pure/const and regular
4907 function calls, create .GLOBAL_VAR.
4908 Mark all call-clobbered variables for renaming.
4909 (merge_pointed_to_info): Update comment.
4910 (add_pointed_to_var): Likewise.
4911 (is_escape_site): Likewise.
4912 Accept struct alias_info * instead of size_t *.
4914 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
4916 * tree-ssa-operands.c (get_call_expr_operands): If
4917 ALIASES_COMPUTED_P is false, do not add call-clobbering
4919 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
4920 (delete_tree_ssa): Likewise.
4922 2005-02-22 James E Wilson <wilson@specifixinc.com>
4924 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
4925 (do_compile): Do call it here.
4927 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4929 PR rtl-optimization/20017.
4930 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
4931 rest_of_handle_cse2, rest_of_handle_gcse): Call
4932 delete_dead_jumptables immediately before calling cleanup_cfg.
4934 2005-02-22 Devang Patel <dpatel@apple.com>
4937 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
4940 2005-02-22 David Edelsohn <edelsohn@gnu.org>
4942 * config/rs6000/aix.h (WINT_TYPE): Define.
4944 2005-02-22 Stan Shebs <shebs@apple.com>
4946 * config/rs6000/rs6000.c (rs6000_override_options): Default to
4947 natural alignment for 64-bit Darwin.
4948 (rs6000_parse_alignment_option): Warn about uses of -malign-power
4950 * doc/invoke.texi: Document this.
4952 2005-02-22 DJ Delorie <dj@redhat.com>
4954 * c-common.c (c_common_type_for_mode): Pass the mode's precision
4955 to make_[un]signed_type, not the mode itself.
4957 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4959 * cfg.c (cached_make_edge): Call make_edge if edge cache is
4960 not available. Use tail calls wherever possible.
4961 (make_edge): Call unchecked_make_edge to create an edge.
4963 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
4964 (coalesce_ssa_name): Don't check for
4965 SSANORM_USE_COALESCE_LIST.
4966 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
4968 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4970 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
4971 (rewrite_into_ssa): ... here.
4973 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
4975 PR tree-optimization/19786
4976 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
4977 tag to another's may-alias bitmap when adding to the other's list.
4979 2005-02-21 DJ Delorie <dj@redhat.com>
4981 * tree-ssa-loop-ivopts.c (computation_cost): Start register
4982 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
4983 registers in unsupported ways.
4984 * expmed.c (init_expmed): Likewise.
4986 2005-02-21 Stan Cox <scox@redhat.com>
4988 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
4990 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4992 * tree-cfg.c (fold_cond_expr_cond): New.
4993 (make_edges): Call fold_cond_expr_cond.
4994 (find_taken_edge): Accept nothing but INTEGER_CST.
4995 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
4997 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
4999 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5000 that do not belong to any basic block.
5002 2005-02-21 Jeff Law <law@redhat.com>
5004 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5007 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5009 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5010 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5011 Adjust their definitions.
5012 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5013 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5015 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5016 genautomata.c, langhooks.c, langhooks.h, system.h,
5017 config/arm/lib1funcs.asm: Update copyright.
5019 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5021 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5023 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5026 * doc/install.texi: Document --with-gc.
5028 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5030 * simplify-rtx.c (simplify_unary_operation): Add a missing
5033 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5035 PR tree-optimization/18663
5036 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5037 if the type has variable bounds.
5039 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5041 * gcse.c: Remove an obsolete comment.
5043 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5045 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5047 * doc/extend.texi (Function Attributes) <Attribute const>: The
5048 attribute "pure" is below this text, not above.
5050 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5052 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5053 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5054 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5056 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5059 * langhooks.h (struct lang_hooks): Add to_target_charset.
5060 * langhooks.c (lhd_to_target_charset): New function.
5061 * langhooks-def.h: Declare lhd_to_target_charset.
5062 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5063 (LANG_HOOKS_INITIALIZER): Update.
5064 * c-common.c (c_common_to_target_charset): New function.
5065 * c-common.h: Declare it.
5066 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5067 c_common_to_target_charset.
5069 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5070 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5072 * system.h: Poison them.
5073 * doc/tm.texi: Don't discuss them.
5074 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5075 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5076 (pp_c_char): Do not attempt to generate letter escapes for
5078 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5079 * config/mips/mips.c (mips_output_ascii): Likewise.
5081 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5083 PR tree-optimization/19951
5084 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5087 2005-02-19 Steven Bosscher <stevenb@suse.de>
5090 * function.h (struct function): New field `max_loop_depth'.
5091 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5092 (flow_loops_find): Reset the max loop depth count before finding loops.
5093 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5094 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5095 (calculate_global_regs_live): Make sure the loop will terminate
5096 when the initial sets are not empty.
5098 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5100 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5102 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5104 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5107 * doc/invoke.texi: Remove documentation of %M spec.
5109 (init_spec): Remove %M suffix from -lgcc_s.
5110 (do_spec_1): Remove 'M' case.
5111 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5112 to put shared libraries in the multilib directory. Remove the
5113 shlib_so_soname substitution variable. Don't add a multilib encoding
5114 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5115 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5116 SHLIB_INSTALL as well as SHLIB_LINK.
5117 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5118 (SHLIB_NAME): Delete.
5119 (SHLIB_DIR): New macro.
5120 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5121 (SHLIB_INSTALL): Adjust accordingly.
5122 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5123 * config/t-slibgcc-sld: Likewise.
5124 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5125 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5126 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5128 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5129 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5130 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5131 Use @shlib_base_name@ instead of @shlib_so_name@.
5132 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5133 and @shlib_base_name@.so in @multilib_dir@.
5134 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5135 to the install path.
5136 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5137 (SHLIB_LINK): Remove previous workaround.
5138 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5139 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5140 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5142 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5143 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5144 (SHLIB_INSTALL): Adjust accordingly.
5145 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5146 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5147 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5148 config/t-slibgcc-elf-ver.
5150 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5151 Jakub Jelinek <jakub@redhat.com>
5153 PR tree-optimization/19828
5154 * tree-ssa-loop-im.c: Add a TODO comment.
5155 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5156 without side-effects.
5158 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5160 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5163 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5165 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5166 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5167 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5169 (ia64_reorg): Delete fixup_errata call.
5170 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5171 (TARGET_SWITCHES): Delete -mb-step entry.
5173 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5176 * c-typeck.c (composite_type): Handle quals in transparent unions.
5177 (type_lists_compatible_p): Likewise.
5179 2005-02-18 Stan Shebs <shebs@apple.com>
5181 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5182 expressions in the .literal8 section.
5184 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5186 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5188 2005-02-18 Roger Sayle <roger@eyesopen.com>
5190 * fold-const.c (constant_boolean_node): Always create values of the
5191 specified type, don't bother calling truthvalue_conversion.
5193 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5195 * except.c (output_function_exception_table): Call
5196 assemble_external_libcall (eh_personality_libfunc).
5198 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5201 * config/ia64/ia64.h (struct machine_function): Add state_num.
5202 * config/ia64/ia64.c (process_epilogue,
5203 process_for_unwind_directive): Use new unwind state numbers each
5204 time rather than state 1.
5206 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5209 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5210 before the "*llgt_didi" pattern.
5212 2005-02-18 Jason Merrill <jason@redhat.com>
5214 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5216 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5218 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5219 (div0): Use it in place of ARM_FUNC_ALIAS.
5220 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5222 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5225 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5226 access, the lower bound of the array type if it exists.
5228 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5231 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5232 cases that are out-of-range for the index type.
5234 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5236 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5237 (estimate_case_costs): Don't call convert.
5238 * expmed.c (expand_shift): Likewise.
5239 (make_tree): Call fold_convert instead of convert.
5241 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5244 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5245 that ref to be marked MEM_READONLY_P doesn't have base that needs
5248 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5250 * genautomata.c (output_get_cpu_unit_code_func,
5251 output_cpu_unit_reservation_p): Don't generate old-style function
5254 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5257 PR tree-optimization/20009
5258 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5260 PR tree-optimization/18947
5261 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5262 inline, remove all nodes that are inlined into the extern inline
5265 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5267 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5268 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5269 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5270 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5273 2005-02-17 Roger Sayle <roger@eyesopen.com>
5275 PR tree-optimization/19917
5276 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5277 to be potentially trapping.
5279 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5281 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5283 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5285 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5286 tem becomes a local variable which is set to the value of the
5287 back end defined INITIAL_FRAME_ADDRESS macro.
5288 (expand_builtin_frame_address): Omit the base parameter to
5289 expand_builtin_return_addr.
5290 (expand_builtin_profile_func): Likewise.
5291 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5292 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5293 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5295 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5297 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5298 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5299 * config/frv/frv.c (frv_function_epilogue): Likewise.
5301 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5303 * lambda-code (perfect_nestify): Remove mark/unmark
5305 * tree-loop-linear.c (linear_transform_loops): Add
5306 rewrite_into_ssa call so that ssa is correct for
5307 rewriting into loop closed.
5309 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5311 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5312 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5314 * bt-load.c (btr_def_live_range, combine_btr_defs,
5315 migrate_btr_def, migrate_btr_defs): Likewise.
5316 * cfgcleanup.c (thread_jump): Likewise.
5317 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5318 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5319 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5320 df_rd_local_compute, df_reg_info_compute): Likewise.
5321 * dominance.c (init_dom_info, free_dom_info): Likewise.
5322 * flow.c (init_propagate_block_info,
5323 free_propagate_block_info): Likewise.
5324 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5325 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5326 modify_reg_pav): Likewise.
5327 * loop-invariant.c (find_defs, find_invariant_insn,
5328 find_invariants, free_inv_motion_data): Likewise.
5329 * predict.c (tree_predict_by_opcode,
5330 estimate_bb_frequencies): Likewise.
5331 * stmt.c (expand_case): Likewise.
5332 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5333 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5334 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5335 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5336 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5337 rewrite_ssa_into_ssa): Likewise.
5338 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5339 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5340 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5341 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5342 * tree-sra.c (tree_sra): Likewise.
5343 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5344 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5345 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5346 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5347 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5348 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5350 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5351 calculate_live_on_entry, calculate_live_on_exit,
5352 build_tree_conflict_graph): Likewise.
5353 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5354 record_important_candidates, set_use_iv_cost, find_depends,
5355 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5356 tree_ssa_iv_optimize_finalize): Likewise.
5357 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5358 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5359 tree_duplicate_loop_to_header_edge): Likewise.
5360 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5361 * tree-ssa.c (verify_flow_insensitive_alias_info,
5362 verify_name_tags, verify_ssa, init_tree_ssa,
5363 delete_tree_ssa): Likewise.
5364 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5365 fini_ssanames): Likewise.
5366 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5368 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5370 * config/rs6000/t-rtems: Completely reworked.
5372 2005-02-17 Ira Rosen <irar@il.ibm.com>
5374 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5376 2005-02-17 Ira Rosen <irar@il.ibm.com>
5378 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5379 POINTER_TYPE_P when checking that type is a pointer.
5380 (vect_get_memtag): Remove.
5381 (vect_address_analysis): Use POINTER_TYPE_P. Call
5382 vect_object_analysis with dummy parameter for memtag.
5383 (vect_object_analysis): Extract memtag (functionality that
5384 used to be in vect_get_memtag and moved here). Fix printings.
5385 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5386 with correct parameters. Remove call to vect_get_memtag.
5388 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5390 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5391 (tree-vectorizer.o): Added missing dependencies.
5393 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5395 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5396 declaration in tree-vectorizer.c, now has an extern declaration in
5398 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5399 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5400 get_vectype_for_scalar_type, vect_is_simple_use,
5401 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5402 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5403 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5404 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5405 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5406 find_loop_location): Likewise.
5408 * tree-vectorizer.c (langhooks.h): #include removed.
5409 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5410 moved to tree-vectorized.h.
5411 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5412 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5413 get_vectype_for_scalar_type, vect_is_simple_use,
5414 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5415 vect_supportable_dr_alignment, new_loop_vec_info,
5416 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5417 vect_set_verbosity_level, find_loop_location): Likewise.
5419 (vect_analyze_loop): Function externalized. Declaration moved to
5420 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5421 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5422 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5423 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5424 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5425 vect_enhance_data_refs_alignment, vect_analyze_operations,
5426 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5427 vect_stmt_relevant_p, vect_get_loop_niters,
5428 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5429 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5430 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5431 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5432 vect_get_memtag): Likewise.
5434 (vectorizable_load): Function externalized. Declaration moved to
5435 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5436 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5437 vect_transform_loop): Likewise.
5438 (vect_transform_stmt): Moved to tree-vect-transform.c.
5439 (vect_align_data_ref, vect_create_destination_var,
5440 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5441 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5442 vect_get_vec_def_for_operand, vect_init_vector,
5443 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5444 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5445 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5446 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5447 vect_do_peeling_for_loop_bound): Likewise.
5449 * tree-vect-analyze.c: New file.
5450 * tree-vect-transform.c: New file.
5452 2005-02-17 Jason Merrill <jason@redhat.com>
5454 PR mudflap/19319, c++/19317
5455 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5458 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5460 * doc/install.texi (Specific): Update link for Darwin-specific
5463 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5465 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5466 constant_boolean_node.
5468 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5471 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5472 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5474 2005-02-16 Richard Henderson <rth@redhat.com>
5477 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5479 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5480 replace uses with Wtype_MAXp1_F.
5481 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5482 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5483 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5484 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5485 and HAVE_TFMODE as appropriate.
5486 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5487 (__floatdisf): Likewise.
5488 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5489 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5490 (Wtype_MAXp1_F): New.
5491 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5492 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5494 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5497 * arm.c (arm_apply_result_size): New function.
5498 * arm.h (APPLY_RESULT_SIZE): Define.
5499 * arm-protos.h (arm_apply_result_size): Add prototype.
5500 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5501 (movxf): New expand.
5502 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5503 (call_value_symbol): Remove predicate for operand 0.
5504 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5505 (untyped_call): Rework to correclty return values for any type.
5506 (untyped_return): New expand.
5507 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5509 2005-02-16 Stan Shebs <shebs@apple.com>
5511 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5512 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5514 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5516 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5517 configure settings on Solaris 7 and later.
5519 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5521 PR tree-optimization/19865
5522 * tree-optimize.c (init_tree_optimization_passes): Run
5523 pass_may_alias after pass_sra.
5525 2005-02-16 Richard Henderson <rth@redhat.com>
5526 Stuart Hastings <stuart@apple.com>
5529 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5530 Do nothing if debug info suppressed for this function.
5531 (dbxout_begin_function): Early exit if debug info suppressed for
5534 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5537 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5539 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5541 PR tree-optimization/19967
5542 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5543 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5544 argument TYPE. Adjust calls to fold_builtin_XXX.
5545 (expand_builtin, fold_builtin_1): Adjust calls to
5547 (fold_builtin_strchr, fold_builtin_strpbrk,
5548 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5549 result to a requested type TYPE.
5551 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5554 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5555 (T)x & (T)cst if (T)cst overflows.
5556 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5557 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5559 2005-02-15 Jeff Law <law@redhat.com>
5561 * gcse.c (blocks_with_calls): New bitmap.
5562 (alloc_gcse_mem): Allocate it.
5563 (free_gcse_mem): Free it.
5564 (clear_modifY_mem_tables): Clear it.
5565 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5566 when we encounter CALL_INSNs.
5567 (compute_transp, case MEM): Handle blocks with calls separate
5568 from blocks without calls. Use bitmap iterators rather than
5571 2005-02-15 Peter O'Gorman <peter@pogma.com>
5574 * mklibgcc.in (vis_hide): Use a temporary object file, not
5577 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5580 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5581 access optimization.
5583 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5584 Alan Modra <amodra@bigpond.net.au>
5587 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5588 (_xlqsub): Rename to __gcc_qsub.
5589 (_xlqmul): Rename to __gcc_qmul.
5590 (_xlqdiv): Rename to __gcc_qdiv.
5591 Provide versioned symbol aliases with old names.
5592 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5593 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5594 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5595 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5596 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5598 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5600 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5601 Fold ~(A - 1) and ~(A + -1) to -A.
5603 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5607 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5608 config/pa/pa-host.c:pa_gt_pch_use_address.
5610 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5612 * tree-vn.c (get_value_handle): Make sure that given an
5613 is_gimple_min_invariant expression, we always return it.
5615 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5617 * passes.c (rest_of_handle_gcse): Fix a comment.
5619 2005-02-15 Jeff Law <law@redhat.com>
5621 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5623 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5624 (canon_list_insert, record_last_mem_set_info): Similarly.
5625 (clear_modify_mem_tables): Similarly.
5627 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5629 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5630 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5631 config/mips/mips.md, config/rs6000/aix.h,
5632 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5634 2005-02-15 Richard Henderson <rth@redhat.com>
5636 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5637 call to be best_edge.
5639 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5641 * basic-block.h: Adjust the prototype for find_basic_blocks.
5642 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5643 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5646 * flow.c (recompute_reg_usage): Remove all arguments.
5647 * passes.c (rest_of_compilation): Adjust the call to
5648 recompute_reg_usage.
5649 * rtl.h: Adjust the prototype for recompute_reg_usage.
5651 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5653 * tree-dump.c (dump_files): Update to reflect new member
5655 (dump_register): Add new argument.
5657 (dump_switch_p_1): Check against glob name if doglob was passed.
5658 (dump_switch_p): Check against regular first, then glob if
5659 we didn't have any hits on the dump name.
5660 * tree-optimize.c (register_one_dump_file):
5661 Pass in glob name as well.
5662 * tree-pass.h (struct dump_file_info): Add glob
5665 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5667 PR preprocessor/16323
5668 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5670 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5673 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5674 (trunctfdf2_internal1): New.
5675 (trunctfdf2_internal2): Renamed from trunctfdf2.
5677 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5679 PR tree-optimization/19853
5680 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5682 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5684 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5685 delete_dead_jumptables and cleanup_cfg.
5687 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5689 * reload.c (find_reloads): Swap address_reloaded flags when
5690 swapping commutative operands.
5692 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5694 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5695 Use standard_iv_increment_position for computing the bsi position
5697 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5700 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5703 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5704 life range of hard registers.
5705 * value-prof.c (insn_prefetch_values_to_profile): Only
5708 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5709 profile in libcalls.
5711 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5713 * bitmap.h (bitmap_and_compl_into): Return bool.
5714 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5716 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5718 PR tree-optimization/19944
5719 * fold-const.c (fold): Re-add ABS_EXPR folding.
5721 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5724 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5725 {TARGET,MASK}_XL_COMPAT.
5726 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5728 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5729 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5731 (rs6000_arg_partial_bytes): Same.
5732 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5733 and XL compatibility enabled.
5734 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5735 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5736 test to final condition.
5737 (cmptf_internal2): New.
5738 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5739 xl-compat. Add TFmode information to description.
5741 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5743 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5745 2005-02-13 Jason Merrill <jason@redhat.com>
5748 * fold-const.c (fold_indirect_ref_1): Split out from...
5749 (build_fold_indirect_ref): Here.
5750 (fold_indirect_ref): New fn.
5751 * tree.h: Declare it.
5752 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5753 (gimplify_modify_expr_rhs): Likewise.
5754 (gimplify_expr): Likewise.
5756 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5758 PR tree-optimization/14303
5759 PR tree-optimization/15784
5760 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5761 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5762 ABS_EXPR<x> != 0 to x != 0.
5764 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5766 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5767 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5768 spelling conventions.
5770 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5771 delete_trivially_dead_insns too many times.
5773 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5776 2005-02-12 Ira Rosen <irar@il.ibm.com>
5778 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5779 (vect_is_simple_iv_evolution): Remove redundant parameter
5781 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5782 without last parameter.
5783 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5784 Return pointer step. Call vect_is_simple_iv_evolution without
5785 last parameter. Check only that the step is multiple of size
5786 type. Remove stmt_vinfo updates.
5787 (vect_get_memtag_and_dr): Remove.
5788 (vect_get_memtag): New function.
5789 (vect_address_analysis): New function.
5790 (vect_object_analysis): New function.
5791 (vect_analyze_data_refs): Call vect_object_analysis and
5792 vect_get_memtag. Update stmt_vinfo fields.
5794 2005-02-12 Ira Rosen <irar@il.ibm.com>
5796 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
5797 exist and are objects. Remove checks for pointer.
5798 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
5799 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
5800 (vect_create_data_ref_ptr): Likewise.
5801 (vect_base_addr_differ_p): New function.
5802 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
5803 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
5804 Don't set the DR_BASE_NAME field of data-ref.
5805 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
5807 2005-02-12 Uros Bizjak <uros@kss-loka.si>
5809 * optabs.h (enum optab_index): Add new OTI_ldexp.
5810 (ldexp_optab): Define corresponding macro.
5811 * optabs.c (init_optabs): Initialize ldexp_optab.
5812 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
5814 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
5816 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
5817 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
5819 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
5820 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
5823 2005-02-12 Ira Rosen <irar@il.ibm.com>
5825 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
5827 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
5829 (vect_get_base_and_offset): Always return an address.
5830 (vect_create_addr_base_for_vector_ref): Remove treatment for
5831 different data reference types.
5832 (vect_compute_data_ref_alignment): Rename base to base_address in
5833 stmt_vec_info. Get the object in order to force its alignment.
5834 (vect_get_memtag_and_dr): Rename base to base_address in
5835 stmt_vec_info. Extract the object for memtag analysis.
5837 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
5839 PR regression/19898.
5840 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
5841 changes cc_status, use apply modified_in_p to part of cc_status
5842 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
5845 2005-02-11 Richard Henderson <rth@redhat.com>
5847 * tree-complex.c (expand_complex_libcall): New.
5848 (expand_complex_multiplication): Use it for c99 compliance.
5849 (expand_complex_division): Likewise.
5850 * fold-const.c (fold_complex_add, fold_complex_mult): New.
5852 * builtins.c (built_in_names): Remove const.
5853 * tree.c (build_common_builtin_nodes): Build complex arithmetic
5855 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
5856 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
5857 (built_in_names): Remove const.
5858 * c-common.c (c_common_type_for_mode): Handle complex modes.
5859 * flags.h, toplev.c (flag_complex_method): Rename from
5860 flag_complex_divide_method.
5861 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
5862 __mulsc3, __muldc3, __mulxc3, __multc3): New.
5863 * libgcc2.h: Declare them.
5864 * libgcc-std.ver: Export them.
5865 * mklibgcc.in (lib2funcs): Build them.
5867 2005-02-11 Steven Bosscher <stevenb@suse.de>
5869 PR tree-optimization/19876
5870 Partially revert my change from 2005-01-14
5871 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
5872 (compute_antic): ...and remove the loop here.
5874 2005-02-11 Jakub Jelinek <jakub@redhat.com>
5877 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
5878 is number of inner's bits, avoid creating a BIT_FIELD_REF.
5880 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
5881 crtend.o if -pie. Use %{x:a;:b} spec syntax.
5883 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
5885 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
5886 offsets for the big-endian 32-bit case.
5888 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
5890 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5892 2005-02-11 Dale Johannesen <dalej@apple.com>
5894 * cselib.c (cselib_process_insn): Clear out regs where
5895 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
5896 * reload.c (find_equiv_reg): Ditto.
5898 2005-02-11 Ian Lance Taylor <ian@airs.com>
5900 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
5903 * tree.c (build_function_type_list): Work correctly if there are
5906 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
5908 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
5909 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
5910 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
5911 TARGET_ZARCH instead of TARGET_64BIT.
5913 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
5915 * config/rs6000/t-rtems:
5916 (MULTILIB_OPTIONS): Remove mcpu=602.
5917 (MUTLILIB_DIRNAMES): Remove m602.
5918 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
5919 Let mcpu=602 match mcpu=603.
5920 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
5922 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5924 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
5927 2005-02-10 David Daney <ddaney@avtrex.com>
5929 * config/alpha/linux-unwind.h: Add exception clause to copyright.
5930 * config/i386/linux-unwind.h: Likewise.
5931 * config/ia64/linux-unwind.h: Likewise.
5932 * config/mips/linux-unwind.h: Likewise.
5933 * config/pa/linux-unwind.h: Likewise.
5934 * config/rs6000/linux-unwind.h: Likewise.
5935 * config/s390/linux-unwind.h: Likewise.
5936 * config/sh/linux-unwind.h: Likewise.
5937 * config/sparc/linux-unwind.h: Likewise.
5939 2005-02-10 Steven Bosscher <stevenb@suse.de>
5941 PR tree-optimization/17549
5942 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
5943 TER to replace a DEF with its expression if the DEF and the
5944 rhs of the expression we replace into have the same root
5947 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
5949 * config/mips/mips.md: Fix the placement of the match_scratch in the
5952 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5954 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
5957 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
5959 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
5960 (strip_offset): Handle addresses.
5961 (add_address_candidates): Use strip_offset.
5962 (difference_cost): Reflect strip_offset change.
5963 (force_var_cost, difference_cost): Strip nops.
5965 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5967 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
5969 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
5970 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
5971 config/cris/cris-protos.h, config/cris/cris.c: Update
5974 2005-02-10 Jeff Law <law@redhat.com>
5976 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
5977 (lookup_avail_expr): Similarly.
5979 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
5981 * builtins.c (fold_builtin_powi): New function.
5982 (fold_builtin_1): Call it.
5984 2005-02-10 Steven Bosscher <stevenb@suse.de>
5986 PR documentation/19309
5987 * doc/cpp.texi: The __GNUC__ and related predefined macros
5988 are also defined for the "standalone" cpp.
5989 Some non-GCC compilers may also define __GNUC__.
5991 2005-02-10 Jakub Jelinek <jakub@redhat.com>
5994 * c-typeck.c (common_type): New routine. Old common_type renamed
5996 (c_common_type): ...this.
5997 (build_conditional_expr, build_binary_op): Use c_common_type instead
6000 2005-02-10 Steven Bosscher <stevenb@suse.de>
6002 * doc/md.texi: Replace @samp{length} with @code{length}.
6004 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6006 PR tree-optimization/18687
6007 * tree-flow.h (find_loop_niter): Declare.
6008 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6009 Try using scev even for loops with more than one exit.
6010 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6011 (struct ivopts_data): Added niters field.
6012 (struct nfe_cache_elt): New.
6013 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6015 (tree_ssa_iv_optimize_init): Initialize niters cache.
6016 (determine_number_of_iterations): Removed.
6017 (find_induction_variables): Do not call determine_number_of_iterations.
6018 Access niters for single exit through niter_for_single_dom_exit.
6019 (add_iv_outer_candidates): Access niters for single exit through
6020 niter_for_single_dom_exit.
6021 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6022 number_of_iterations_cond.
6023 (iv_period): New function.
6024 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6025 (may_replace_final_value): Take data argument. Use
6026 niter_for_single_dom_exit.
6027 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6028 (rewrite_use_compare): Pass data to may_eliminate_iv.
6029 (rewrite_use_outer): Pass data to may_replace_final_value.
6030 (free_loop_data): Clean up the niters cache.
6031 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6032 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6033 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6034 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6035 (num_ending_zeros): Moved to tree.c.
6036 * tree.h (num_ending_zeros): Declare.
6037 * tree.c (num_ending_zeros): Moved from tree.c.
6039 2005-02-09 Richard Henderson <rth@redhat.com>
6041 * builtins.c (DEF_BUILTIN): Add COND argument.
6042 * tree.h (DEF_BUILTIN): Likewise.
6043 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6044 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6046 (DEF_BUILTIN_STUB): New.
6047 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6048 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6049 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6050 * c-common.c (DEF_BUILTIN): Add COND argument.
6051 * tree.c (local_define_builtin): New.
6052 (build_common_builtin_nodes): New.
6054 2005-02-09 Roger Sayle <roger@eyesopen.com>
6056 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6057 floating point expression ignoring the sign of the result.
6058 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6059 (fold) <MULT_EXPR>: Use it to simplify x*x.
6060 * tree.h (fold_strip_sign_ops): Prototype here.
6061 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6062 argument. Use fold_strip_sign_ops to simplify the first argument.
6063 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6064 first argument when the second argument is an even integer
6065 constant, but only with -funsafe_math_optimizations.
6066 (fold_builtin_1): Update call to fold_builtin_copysign.
6068 2005-02-09 Ian Lance Taylor <ian@airs.com>
6071 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6072 just check whether EH_FILTER_FAILURE falls through.
6074 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6076 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6077 insns return to ready list in the next turn.
6079 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6082 * builtins.def: New __builtin_powi[lf].
6083 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6084 (expand_builtin_powi): New function.
6085 (expand_builtin): Dispatch to expand_builtin_powi.
6086 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6087 * libgcc2.c: Add __builtin_powi[lf] implementation.
6088 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6089 * optabs.h: Add powi_optab.
6090 * optabs.c (init_optabs): Initialize powi_optab.
6091 * doc/extend.texi: Document __builtin_powi[lf].
6093 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6095 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6098 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6101 * fold-const.c (try_move_mult_to_index): Remove redundant
6102 type argument. Create ADDR_EXPR with correct type.
6103 (fold): Update callers of try_move_mult_to_index. Convert
6104 result to the appropriate type.
6106 2005-02-09 Roger Sayle <roger@eyesopen.com>
6109 * config/avr/avr.c (default_rtx_costs): Delete.
6110 (avr_operand_rtx_cost): New function.
6111 (avr_rtx_costs): Completely rewrite.
6113 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6116 * config/cris/cris.c (in_code): New variable.
6117 (cris_output_addr_const): Now a static function, a wrapper for
6119 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6120 case from old cris_output_addr_const.
6121 (cris_asm_output_label_ref): Similar for LABEL_REF.
6122 (cris_output_addr_const_extra): Similar for UNSPEC.
6123 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6124 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6125 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6127 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6128 (cris_asm_output_label_ref): Declare.
6130 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6132 PR preprocessor/19801
6133 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6134 filenames that changed when libcpp was moved to the toplevel.
6136 2005-02-07 Roger Sayle <roger@eyesopen.com>
6138 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6139 zero extensions of BImode operands. Call lowpart_subreg instead
6140 of gen_lowpart_common and gen_lowpart_SUBREG.
6142 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6145 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6146 * configure.ac: Set cc_for_cross_gnattools.
6147 * configure: Regenerate.
6149 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6152 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6154 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6157 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6158 of nested functions.
6160 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6162 * doc/extend.texi: Document deprecated extensions allowing
6163 static floating-point members to have initializers and allowing
6164 floating-point literals in integral constant expressions.
6166 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6168 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6169 config/darwin7.h, config/mips/mips.c,
6170 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6173 * cse.c: Update comments.
6175 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6178 * builtins.c (fold_builtin_sqrt): Transform
6179 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6182 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6183 Dorit Naishlos <dorit@il.ibm.com>
6185 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6186 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6187 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6189 * tree.h (vect_set_verbosity_level): New extern function declaration
6191 * tree-vectorizer.h (verbosity_levels): New enum type.
6192 * tree-vectorizer.c (vect_debug_stats): Function removed.
6193 (vect_debug_details): Likewise.
6194 (vect_verbosity_level): Global variable was defined and initialized.
6195 (vect_dump): Global variable definition.
6196 (vect_print_dump_info): New function.
6197 (vect_set_dump_settings): New function.
6198 (vect_set_verbosity_level): New function.
6199 (vectorize_loops): Add call to vect_set_dump_settings.
6201 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6202 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6203 (slpeel_tree_peel_loop_to_edge): Likewise.
6205 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6206 appropriate verbosity level instead of call to vect_debug_details
6207 or vect_debug_stats.
6208 (vect_get_base_and_offset):
6209 (vect_create_addr_base_for_vector_ref):
6210 (get_vectype_for_scalar_type):
6211 (vect_create_data_ref_ptr):
6213 (vect_get_vec_def_for_operand):
6214 (vect_finish_stmt_generation):
6215 (vectorizable_assignment):
6216 (vectorizable_operation):
6217 (vectorizable_store):
6218 (vectorizable_load):
6219 (vect_transform_stmt):
6220 (vect_update_ivs_after_vectorizer):
6221 (vect_do_peeling_for_loop_bound):
6222 (vect_update_inits_of_drs):
6223 (vect_do_peeling_for_alignment):
6224 (vect_transform_loop):
6225 (vect_is_simple_use):
6226 (vect_analyze_operations):
6227 (vect_is_simple_iv_evolution):
6228 (vect_analyze_scalar_cycles):
6229 (vect_analyze_data_ref_dependence):
6230 (vect_analyze_data_ref_dependences):
6231 (vect_compute_data_ref_alignment):
6232 (vect_enhance_data_refs_alignment):
6233 (vect_analyze_data_refs_alignment):
6234 (vect_analyze_data_ref_access):
6235 (vect_analyze_data_ref_accesses):
6236 (vect_analyze_pointer_ref_access):
6237 (vect_get_memtag_and_dr):
6238 (vect_analyze_data_refs):
6239 (vect_mark_relevant):
6240 (vect_stmt_relevant_p):
6241 (vect_mark_stmts_to_be_vectorized):
6242 (vect_can_advance_ivs_p):
6243 (vect_get_loop_niters):
6244 (vect_analyze_loop_form):
6245 (vect_analyze_loop):
6246 (vectorize_loops): Likewise.
6248 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6249 (vect_update_inits_of_drs):
6250 (vect_do_peeling_for_alignment):
6251 (vect_transform_loop):
6252 (vect_analyze_operations):
6253 (vect_analyze_scalar_cycles):
6254 (vect_analyze_data_ref_dependences):
6255 (vect_analyze_data_refs_alignment):
6256 (vect_analyze_data_ref_accesses):
6257 (vect_analyze_data_refs):
6258 (vect_mark_stmts_to_be_vectorized):
6259 (vect_get_loop_niters):
6260 (vect_analyze_loop_form):
6261 (vect_analyze_loop): Likewise.
6262 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6264 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6268 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6269 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6270 either -ffast-math or -funsafe-math-optimizations is in use.
6272 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6273 * config/mips/irix-csr.c: New file.
6274 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6275 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6276 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6279 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6281 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6282 redundant, incorrect definitions.
6284 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6286 ("*tls_indirect_call"): New, reference hard regs directly.
6287 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6289 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6291 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6292 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6294 2005-02-06 Roger Sayle <roger@eyesopen.com>
6296 PR rtl-optimization/19800
6297 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6298 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6301 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6303 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6305 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6308 * doc/invoke.texi: Correct documentation of -freorder-functions.
6310 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6313 * doc/invoke.texi: Don't mention gccbug.
6315 2005-02-06 Roger Sayle <roger@eyesopen.com>
6316 Andrew Pinski <pinskia@physics.uc.edu>
6317 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6319 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6320 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6321 into just (zero_extract:SI FOO (const_int 1) BAR).
6323 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6325 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6326 macro locally. Don't give last revision date. Use GCC version
6327 number from gcc-common.texi.
6328 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6329 revision date. Use GCC version number from gcc-common.texi.
6330 Describe being a library as current state rather than as 3.x
6332 * doc/gcc.texi: Remove last update date.
6333 * doc/gccint.texi: Likewise. Update copyright dates.
6334 * doc/install.texi: Update copyright dates.
6336 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6339 * doc/invoke.texi: Mention for each option included in -Wall that
6340 it is included in -Wall.
6341 * doc/gcc.texi: Update copyright and last modification date.
6343 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6345 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6346 unnecessary cast to original induction variable increments.
6348 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6350 PR tree-optimization/18219
6351 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6352 in distributed form.
6354 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6356 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6357 Set bitpos and offset later in the function. Do nothing if the
6358 target is a register and if the bitfield lies completely outside
6360 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6361 here. Return an uninitialised register if the source value is stored
6362 in a register and the bitfield lies completely outside that register.
6364 2005-02-06 Steven Bosscher <stevenb@suse.de>
6366 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6369 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6371 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6373 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6375 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6376 * config/darwin8.h: New.
6377 * config/darwin7.h: Update comment.
6379 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6380 Dorit Naishlos <dorit@il.ibm.com>
6382 * tree-vectorizer.h (LOC): New type.
6383 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6384 (loop_line_number): New field in struct _loop_vec_info.
6385 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6387 * tree-vectorizer.c (input.h): Included.
6388 (find_loop_location): New function.
6389 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6390 loop line number removed.
6391 (vect_debug_details): Likewise.
6392 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6394 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6395 call to vect_debug_details/stats changed from loop to loop_loc.
6396 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6397 (slpeel_tree_peel_loop_to_edge): Likewise.
6399 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6400 changed from NULL to UNKNOWN_LOC.
6401 (vect_get_base_and_offset):
6402 (vect_create_addr_base_for_vector_ref):
6403 (get_vectype_for_scalar_type):
6404 (vect_create_data_ref_ptr):
6406 (vect_get_vec_def_for_operand):
6407 (vect_finish_stmt_generation):
6408 (vectorizable_assignment):
6409 (vectorizable_operation):
6410 (vectorizable_store):
6411 (vectorizable_load):
6412 (vect_transform_stmt):
6413 (vect_update_ivs_after_vectorizer):
6414 (vect_do_peeling_for_loop_bound):
6415 (vect_do_peeling_for_alignment):
6416 (vect_transform_loop):
6417 (vect_is_simple_use):
6418 (vect_analyze_operations):
6419 (vect_is_simple_iv_evolution):
6420 (vect_analyze_scalar_cycles):
6421 (vect_analyze_data_ref_dependences):
6422 (vect_compute_data_ref_alignment):
6423 (vect_enhance_data_refs_alignment):
6424 (vect_analyze_data_ref_access):
6425 (vect_analyze_data_ref_accesses):
6426 (vect_analyze_pointer_ref_access):
6427 (vect_get_memtag_and_dr):
6428 (vect_analyze_data_refs):
6429 (vect_mark_relevant):
6430 (vect_stmt_relevant_p):
6431 (vect_mark_stmts_to_be_vectorized):
6432 (vect_can_advance_ivs_p):
6433 (vect_get_loop_niters):
6434 (vect_analyze_loop):
6435 (vectorize_loops): Likewise.
6437 (vectorizable_load): Argument in call to vect_debug_details/stats
6438 changed from loop to LOOP_LOC (loop_vinfo).
6439 (vect_transform_loop):
6440 (vect_analyze_operations):
6441 (vect_analyze_scalar_cycles):
6442 (vect_analyze_data_ref_dependence):
6443 (vect_enhance_data_refs_alignment):
6444 (vect_analyze_data_ref_accesses):
6445 (vect_analyze_pointer_ref_access):
6446 (vect_analyze_data_refs):
6447 (vect_analyze_loop): Likewise.
6449 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6450 changed from loop to loop_loc.
6452 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6454 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6455 Dorit Naishlos <dorit@il.ibm.com>
6457 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6459 (vect_analyze_data_ref_dependences): Likewise.
6461 (vect_is_simple_use): Argument changed from loop structure to
6462 loop_vect_info structure.
6463 (vect_can_advance_ivs_p): Likewise.
6464 (vect_create_index_for_vector_ref): Likewise.
6465 (vect_update_ivs_after_vectorizer): Likewise.
6466 (new_stmt_vec_info): Likewise.
6468 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6469 changed from loop to loop_vinfo.
6470 (vect_create_data_ref_ptr): First argument in call to
6471 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6472 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6473 was changed from loop to loop_vinfo.
6474 (vectorizable_operation): Likewise.
6475 (vectorizable_store): Likewise.
6476 (vect_mark_stmts_to_be_vectorized): Likewise.
6477 (vect_do_peeling_for_loop_bound): First argument in call to
6478 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6479 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6480 was changed from loop to loop_vinfo.
6481 (vect_analyze_data_ref_dependences): Third argument in call to
6482 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6484 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6485 (vect_create_data_ref_ptr): Likewise.
6486 (vect_init_vector): Likewise.
6487 (vect_get_vec_def_for_operand): Likewise.
6488 (vectorizable_assignment): Likewise.
6489 (vectorizable_operation): Likewise.
6490 (vectorizable_store): Likewise.
6491 (vectorizable_load): Likewise.
6492 (vect_update_ivs_after_vectorizer): Likewise.
6493 (vect_is_simple_use): Likewise.
6494 (vect_analyze_data_ref_dependence): Likewise.
6495 (vect_analyze_pointer_ref_access): Likewise.
6496 (vect_can_advance_ivs_p): Likewise.
6498 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6499 before _stmt_vec_info.
6500 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6501 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6502 (new_stmt_vec_info): Argument changed from loop structure to
6503 loop_vect_info structure
6505 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6506 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6507 (vect_create_addr_base_for_vector_ref): Likewise.
6508 (vect_analyze_pointer_ref_access): Likewise.
6510 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6513 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6514 phi flag if the phi is abnormal.
6516 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6519 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6520 information for the new statement.
6522 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6525 * gcc.c (main): Include the target in -v output.
6527 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6529 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6530 Do not drop the extend if we'd have to add a paradoxical subreg
6531 later. Include optabs.h and insn-codes.h.
6532 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6534 2005-02-02 Roger Sayle <roger@eyesopen.com>
6537 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6538 * fold-const.c (const_binop): Avoid constant folding floating
6539 point operations in modes that use composite representations.
6540 * simplify-rtx.c (simplify_binary_operation): Likewise.
6542 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6544 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6546 (altivec_dstt): Likewise.
6547 (altivec_dstst): Likewise.
6548 (altivec_dststt): Likewise.
6549 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6552 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6554 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6555 EXPR_LOCUS from orig_cond to the new cond_stmt.
6556 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6559 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6561 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6562 standard_iv_increment_position. Remove call to bsi_next
6563 (no need to bump the iterator anymore).
6564 (vect_create_index_for_vector_ref): Call
6565 standard_iv_increment_position. Remove second function argument.
6566 (vect_finish_stmt_generation): Remove call to bsi_next
6567 (no need to bump the iterator anymore).
6568 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6569 to vect_create_index_for_vector_ref.
6571 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6573 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6574 phis are used out of the loop.
6576 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6579 * c-decl.c (undef_nested_function): New variable.
6580 (pop_scope): Diagnose undefined nested functions.
6581 (finish_function): Don't attempt cgraph processing or genericizing
6582 if current top-level function contained an undefined nested
6583 function. Reset undef_nested_function at the end of a top-level
6586 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6588 * tree.c (build_int_cst_type): Take sign of the value into account
6589 when deciding whether sign extend the value.
6591 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6594 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6595 (cpp_options, cc1_options): Change %{std*&ansi} to
6596 %{std*&ansi&trigraphs}.
6598 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6600 * cse.c: Update comments.
6602 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6604 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6605 arguments go on the stack. Do not put complex doubles in odd/even
6608 2005-02-02 Steven Bosscher <stevenb@suse.de>
6610 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6611 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6612 -ftree-pre, and -fthread-jumps.
6614 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6616 PR tree-optimization/19578
6617 * tree-flow.h (modified_noreturn_calls): Declare.
6618 (noreturn_call_p): Declare.
6619 * tree-flow-inline.h (noreturn_call_p): New function.
6620 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6621 * tree-cfg.c (modified_noreturn_calls): New variable.
6622 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6623 that contain a mid-block noreturn call.
6624 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6626 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6628 * df.c (df_def_record_1, df_uses_record): Don't use
6630 * df.h (DF_FOR_REGALLOC): Remove.
6632 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6635 * c-typeck.c (really_start_incremental_init): Reset
6636 constructor_max_index for arrays of incomplete type.
6638 2005-02-02 Jeff Law <law@redhat.com>
6640 * gcse.c (struct reg_set): Store the block index where the register
6641 was set rather than the setting insn.
6642 (record_one_set, compute_transp): Corresponding changes.
6643 (pre_insert_copy_insn): Do not call replace_one_set.
6644 (replace_one_set): Remove.
6646 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6649 * doc/gcov.texi: Fix typo.
6651 2005-02-01 Richard Henderson <rth@redhat.com
6654 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6655 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6657 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6658 * config/i386/i386-protos.h: Update.
6660 2005-02-01 Steven Bosscher <stevenb@suse.de>
6662 PR tree-optimization/19217
6663 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6664 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6665 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6666 that it is walking a PHI node.
6668 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6670 * doc/extend.texi (Nested Functions): Update.
6672 2005-02-01 Richard Henderson <rth@redhat.com>
6675 * optabs.c (expand_copysign_absneg): Export.
6676 * optabs.h (expand_copysign_absneg): Declare.
6677 * config/rs6000/rs6000.md (copysigntf3): New.
6679 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6681 PR tree-optimization/19633
6682 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6683 * tree-ssa-alias.c (init_alias_info): Initialize.
6684 (merge_pointed_to_info): Set.
6685 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6686 (dump_points_to_info_for): Show value of pt_null.
6687 (struct count_ptr_d): Declare.
6688 (find_ptr_dereference): Remove.
6689 (ptr_is_dereferenced_by): Remove.
6690 (count_ptr_derefs): New local function.
6691 (count_uses_and_derefs): New local function.
6692 (compute_points_to_and_addr_escape): Call it. If the number
6693 of dereferences is greater than zero, mark the pointer as
6694 dereferenced. If there are fewer dereferences than uses of
6695 the pointer, the pointer's value escapes.
6697 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6699 PR tree-optimization/19670
6700 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6702 (verify_use): ... set it here, instead.
6704 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6706 * doc/sourcebuild.texi (Test directives): Fix formatting.
6708 * doc/sourcebuild.texi (Test directives): Describe selector
6711 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6713 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6714 specific 64-bit CPUs.
6716 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6719 * arm.c (arm_eliminable_register): New function.
6720 (adjacent_mem_locations): Don't allow eliminable registers. Use
6721 HOST_WIDE_INT for address offsets.
6722 * arm-protos.h (arm_eliminable_register): Add prototype.
6724 2005-02-01 Steven Bosscher <stevenb@suse.de>
6726 PR optimization/15242
6727 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6728 * basic-block.h (duplicate_computed_gotos): Add prototype.
6729 * bb-reorder.c (duplicate_computed_gotos): New function to
6730 duplicate sufficiently small blocks ending in a computed jump.
6731 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6732 if not optimizing for size.
6733 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6734 never do tail merging for blocks ending in a computed jump.
6735 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6737 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6739 Patch from Richard Sandiford <rsandifo@redhat.com>
6740 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6741 from inheriting a subreg equivalence with a non-spill register.
6743 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6745 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6747 * config/frv/frv.c (movcc_fp_destination_operand): New.
6748 (gpr_or_memory_operand): Fix typo in comment.
6749 (gpr_or_memory_operand_with_scratch): New.
6750 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6751 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6752 movcc_fp_destination_operand.
6753 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6754 Legitimize memory addresses using a scratch register.
6756 2005-01-31 Jeff Law <law@redhat.com>
6758 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6759 bitmap a sparse bitmap instead of a simple bitmap.
6760 (mark_def_sites_initialize_block): Corresponding changes.
6761 (ssa_mark_def_sites_initialize_block): Likewise.
6762 (ssa_mark_phi_uses): Likewise.
6763 (mark_def_site, ssa_mark_def_sites): Likewise.
6764 (mark_def_site_blocks): Likewise.
6765 (rewrite_ssa_into_ssa): Likewise.
6767 * tree-ssa-dom.c (record_cond): Pass correct variable type
6768 for last argument to htab_find_slot_with_hash.
6770 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6771 effects when optimizing 0 % X. Do not try to optimize X % 0.
6773 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6775 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6778 2005-02-01 Eric Christopher <echristo@redhat.com>
6780 * config/mips/mips.c (override_options): Warn if -mint64
6782 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6785 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6787 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6789 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6790 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6791 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6792 (cached_regno): Initialize to INVALID_REGNUM.
6793 (cse_reg_info_table_size,
6794 cse_reg_info_table_first_uninitialized,
6795 cse_reg_info_timestamp): New.
6796 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
6798 (init_cse_reg_info, get_cse_reg_info_1): New.
6799 (get_cse_reg_info): Cache the last look-up.
6800 (new_basic_block): Update the code to clear mappings from
6801 registers to cse_reg_info entries.
6802 (cse_main): Call init_cse_reg_info.
6804 * cse.c (get_cse_reg_info): Update a comment.
6806 2005-01-31 Steven Bosscher <stevenb@suse.de>
6809 * c-decl.c (start_decl): Do not warn about arrays of elements with
6810 an incomplete type here.
6811 (grokdeclarator): Do it here by making a pedwarn an error.
6812 * c-typeck.c (push_init_level): If there were previous errors with
6813 the constructor type, do not warn about braces for initializers.
6814 (process_init_element): Likewise for excess initializer elements.
6816 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
6818 * cse.c (delete_trivially_dead_insn): Don't iterate.
6820 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
6822 * config/rs6000/rs6000.md (copysignsf3): New expand.
6823 (copysigndf3): Likewise.
6825 2005-01-31 Steven Bosscher <stevenb@suse.de>
6827 * recog.c (constrain_operands): Only look for earlyclobber operand
6828 conflicts if an '&' constraint was seen.
6830 2005-01-31 Marc Espie <espie@openbsd.org>
6832 * config.gcc: Don't include embedded systems fragment, switches default
6833 debugging format to ELF.
6834 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
6835 longer pick it up there.
6837 2005-01-31 Dale Johannesen <dalej@apple.com>
6839 * doc/extend.texi (nested functions): Fix linkage description.
6840 Clarify that static is not allowed.
6842 2005-01-31 Dale Johannesen <dalej@apple.com>
6844 * config/rs6000/darwin.md (movsf_low_di): Make work.
6845 (movdf_low_di): Make work.
6847 2005-01-31 Dale Johannesen <dalej@apple.com>
6849 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
6850 Make work for 64 bit.
6852 2005-01-31 Roger Sayle <roger@eyesopen.com>
6853 Dale Johannesen <dalej@apple.com>
6856 * fold-const.c (fold_binary_op_with_conditional_arg):
6857 Make types match original operands, before STRIP_NOPS.
6859 2005-01-31 Alan Modra <amodra@bigpond.net.au>
6861 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
6862 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
6863 (struct gcc_sigcontext): Delete. Merge contents to..
6864 (struct gcc_ucontext): ..here.
6865 (get_sigcontext): Delete.
6866 (get_regs): New function, like get_sigcontext but return regs ptr.
6867 64-bit version finds regs from r1 to support vdso.
6868 (ppc_linux_aux_vector): New function.
6869 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
6872 2005-01-31 Ira Rosen <irar@il.ibm.com>
6874 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
6876 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
6877 redundant fold. Fix misalignment for MINUS_EXPR.
6878 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
6879 (vect_analyze_pointer_ref_access): Likewise.
6880 (vect_get_memtag_and_dr): Likewise.
6882 2005-01-31 Richard Henderson <rth@redhat.com>
6884 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
6885 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
6886 absnegdf2_i387, absnegxf2_i387): Likewise.
6888 2005-01-31 Richard Henderson <rth@redhat.com>
6891 * optabs.c (expand_copysign_absneg): New.
6892 (expand_copysign_bit): Split out from ...
6893 (expand_copysign): ... here. Use expand_copysign_absneg.
6895 2005-01-30 Roger Sayle <roger@eyesopen.com>
6898 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
6899 constant as the second operand and a register as the third.
6901 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
6904 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
6905 that dllimport'd functions do not use all call-clobbered registers
6908 2005-01-30 Richard Henderson <rth@redhat.com>
6911 * optabs.c (expand_absneg_bit): Split out from expand_unop and
6912 expand_abs_nojump and generalize. Use operand_subword and
6913 emit_no_conflict_block. Support large modes.
6914 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
6916 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
6917 negation to subtraction.
6918 (expand_copysign): Check that the format has signed zeros.
6919 Use operand_subword and emit_no_conflict_block. Support large modes.
6921 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
6923 Fix PR tree-optimization/19624
6925 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
6926 * tree-ssa-pre.c: Add cfgloop.h.
6928 (pre_stats): New member, constified.
6929 (inserted_exprs): New static variable.
6930 (NECESSARY): New macro.
6931 (create_expression_by_pieces): Fold the expression, and
6932 mark it as defaulting to not necessary. Also put in
6934 (fully_constant_expression): New function.
6935 (insert_into_preds_of_block): Modify to not insert phis when we
6936 are playing with induction variables.
6937 Push phis onto the inserted_exprs vector, and mark them as not
6938 necessary by default.
6939 (insert_aux): Call fully_constant_expression on eprime.
6940 If all edges produce the same value, mark it constant.
6941 (mark_operand_necessary): New function.
6942 (remove_dead_inserted_code): New function.
6943 (init_pre): Init loop optimizer to get loop info.
6944 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
6945 (execute_pre): Commit edge inserts, then remove dead code.
6947 2005-01-30 Richard Henderson <rth@redhat.com>
6949 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
6950 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
6952 2005-01-30 Richard Henderson <rth@redhat.com>
6955 * config/i386/i386.c (ix86_expand_copysign): New.
6956 (ix86_split_copysign_const): New.
6957 (ix86_split_copysign_var): Rename from ix86_split_copysign,
6958 rearrange op1/nmask operands.
6959 * config/i386/i386-protos.h: Update.
6960 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
6961 (copysigndf3): Likewise.
6962 (copysignsf3_const, copysigndf3_const): New.
6963 (copysignsf3_var): Rename from copysignsf3, split out splitter
6964 and fix split predicate for X constraint.
6965 (copysigndf3_var): Similarly.
6967 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
6969 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
6970 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
6971 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
6973 2005-01-29 Richard Henderson <rth@redhat.com>
6976 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
6977 of # and * in constraints.
6979 2005-01-29 Richard Henderson <rth@redhat.com>
6982 * expr.c (store_field): Don't strip sub-mode cast when the input
6983 data is even smaller.
6985 2005-01-29 Richard Henderson <rth@redhat.com>
6988 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
6991 2005-01-29 Richard Henderson <rth@redhat.com>
6993 * combine.c (make_field_assignment): Fix argument order
6996 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
6998 PR tree-optimization/15791
6999 * fold-const.c (extract_array_ref): New function.
7000 (fold): Fold comparisons between &a[i] and &a[j] or
7001 semantically equivalent trees.
7003 2005-01-29 Jeff Law <law@redhat.com>
7005 * gcse.c (insert_expr_in_table): Revamp handling of available
7006 and anticipatable occurrence lists to avoid unnecessary list
7008 (insert_set_in_table): Similarly.
7010 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7012 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7014 (c_build_qualified_type): Build qualified array types with
7015 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7016 * c-decl.c (c_make_fname_decl): Build unqualified array type
7017 before qualified type.
7018 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7019 type is qualified, not just if type itself is. Don't apply
7020 qualifiers to array type when declarator is processed. Apply
7021 qualifiers to field type whether or not it is an array type.
7022 Don't handle array types specially for applying qualifiers to
7024 * c-typeck.c (composite_type): Build unqualified element type and
7025 array type when forming composite of array types.
7026 (common_pointer_type, comptypes, comp_target_types,
7027 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7028 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7030 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7031 (args2) in variables a1 and a2.
7033 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7035 * cse.c (n_elements_made, max_elements_made): Remove.
7036 (insert): Don't touch n_elements_made.
7037 (cse_main): Don't touch n_elements_made or max_elements_made.
7039 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7042 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7043 configuration part of dp-bit.c to be lost.
7045 2005-01-28 Roger Sayle <roger@eyesopen.com>
7047 * expmed.c (expand_mult_highpart_optab): When attempting to use
7048 a non-widening multiplication in a wider mode, the operands need
7049 to be converted (zero or sign extended) to that mode.
7051 2005-01-28 Ian Lance Taylor <ian@airs.com>
7055 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7056 through if both operands fall through.
7058 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7060 * cse.c (fold_rtx) <PC>: Don't optimize.
7062 2005-01-28 Jeff Law <law@redhat.com>
7064 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7065 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7067 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7069 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7070 cse_reg_info_used_list_end): Remove.
7071 (cse_reg_info_list, cse_reg_info_list_free): New.
7072 (get_cse_reg_info): When allocating an instance of
7073 cse_reg_info, add it to the beginning of the cse_reg_info_list
7074 list. Remove code to maintain cse_reg_info_used_list.
7075 (new_basic_block): Reset the free list to the beginning of
7078 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7080 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7081 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7082 (frv_expand_mdpackh_builtin): New function.
7083 (frv_expand_builtin): Use it to expand __MDPACKH.
7084 * doc/extend.texi (__MDPACKH): Update documentation.
7086 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7088 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7089 SSE_FLOAT_MODE_P for use_sse computation.
7091 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7094 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7096 2005-01-27 Richard Henderson <rth@redhat.com>
7098 * builtins.c (expand_builtin_copysign): New.
7099 (expand_builtin): Call it.
7100 * genopinit.c (optabs): Add copysign_optab.
7101 * optabs.c (init_optabs): Initialize it.
7102 (expand_copysign): New.
7103 * optabs.h (OTI_copysign, copysign_optab): New.
7104 (expand_copysign): Declare.
7106 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7107 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7109 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7110 (ix86_expand_fp_absneg_operator): ... here.
7111 (ix86_split_copysign): New.
7112 * config/i386/i386-protos.h: Update.
7113 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7114 (copysignsf3, copysigndf3): New.
7116 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7117 (copysignsf3, ncopysignsf3): New.
7118 (copysigndf3, ncopysigndf3): New.
7119 (copysignxf3, ncopysignxf3): New.
7120 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7122 2005-01-27 Arend Bayer <arend.bayer@web.de>
7123 Kazu Hirata <kazu@cs.umass.edu>
7125 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7126 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7127 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7130 2005-01-27 Jeff Law <law@redhat.com>
7132 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7133 definitions of SSA_NAMEs which are not being rewritten.
7134 (rewrite_ssa_into_ssa): Only initialize the current definition
7135 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7136 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7137 SSA_NAMEs before returning.
7139 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7141 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7142 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7143 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7144 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7145 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7147 2005-01-27 Steven Bosscher <stevenb@suse.de>
7150 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7151 higher to -O2 and higher. Likewise for tree PRE.
7152 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7155 2005-01-27 Ian Lance Taylor <ian@airs.com>
7158 * gimple-low.c (try_catch_may_fallthru): New static function.
7159 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7160 * tree-inline.c (expand_call_inline): Don't warn about reaching
7161 the end of a non-void function being inlined if the function uses
7164 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7166 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7169 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7170 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7171 (implicitly_declare): Handle error_mark_node.
7173 2005-01-27 Richard Henderson <rth@redhat.com>
7176 * tree.h (struct tree_decl): Add debug_expr_is_from.
7177 (DECL_DEBUG_EXPR_IS_FROM): New.
7178 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7179 * dwarf2out.c (dwarf2out_var_location): Update to match.
7180 * tree-outof-ssa.c (create_temp): Likewise.
7181 * var-tracking.c (track_expr_p): Likewise.
7182 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7183 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7184 * toplev.c (default_tree_printer): Likewise.
7186 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7188 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7189 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7191 2005-01-27 Steven Bosscher <stevenb@suse.de>
7193 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7194 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7195 ASM_CLOBBERS): Add tree checks.
7197 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7198 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7199 * c-common.def (SWITCH_STMT): Update to match.
7200 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7201 macros instead of SWITCH_EXPR ones.
7202 * c-dump.c (c_dump_tree): Likewise.
7203 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7204 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7206 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7208 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7210 * unwind-dw2.c (execute_stack_op): Add missing cases for
7211 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7213 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7215 * config.gcc (Obsolete configurations): Remove 'dummy', add
7216 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7219 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7221 PR tree-optimization/19633
7222 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7224 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7225 are no call-clobbered variables.
7226 * tree-outof-ssa.c (check_replaceable): Return false for calls
7229 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7231 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7232 even for variables with NULL DECL_INITIAL.
7234 2005-01-26 Stuart Hastings <stuart@apple.com>
7236 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7238 2005-01-26 Richard Henderson <rth@redhat.com>
7241 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7243 * expr.c (store_field): Strip conversions to odd-bit-sized types
7244 if the destination field width matches.
7246 2005-01-26 Richard Henderson <rth@redhat.com>
7248 * c-decl.c, expmed.c, expr.c: Revert last change.
7250 2005-01-26 Richard Henderson <rth@redhat.com>
7253 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7255 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7256 if we don't need the bits above those present in the current mode.
7257 * expr.c (store_field): Strip conversions to odd-bit-sized types
7258 if the destination field width matches.
7260 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7262 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7263 either -ffast-math or -funsafe-math-optimizations is in use.
7265 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7269 * config/avr/avr.c (notice_update_cc): Only set condition code for
7270 ashrqi3 if shift count > 0.
7271 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7272 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7273 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7274 count <= 0 as a no-op, and shift count >= width by copying zero
7275 or sign bit to all bits of the result.
7276 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7277 count, with attribute "length" set to 0 and "cc" set to "none".
7279 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7281 * doc/invoke.texi: Document -mTLS.
7283 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7284 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7285 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7286 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7287 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7288 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7289 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7290 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7292 * configure.ac: Check for a TLS capable gas.
7294 * configure: Regenerate.
7296 2005-01-26 Richard Henderson <rth@redhat.com>
7299 * combine.c (make_field_assignment): Simplify store to zero_extract
7300 from a source with an overlapping mask.
7302 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7304 2004-11-11 Eric Christopher <echristo@redhat.com>
7306 * config/frv/frv.md: Add fr400_integer automaton. Don't
7307 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7310 2005-01-26 Steven Bosscher <stevenb@suse.de>
7313 * cfgbuild.c (make_edges): Do not clear or set
7314 current_function_has_computed_jump.
7315 * function.h (struct function): Remove the has_computed_jump field.
7316 (current_function_has_computed_jump): Do not define.
7317 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7318 in a computed jump. Ignore current_function_has_computed_jump.
7320 2005-01-26 Richard Henderson <rth@redhat.com>
7323 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7324 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7326 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7327 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7328 objects into static storage if they have more than one non-zero value.
7329 * tree.h (categorize_ctor_elements): Update decl.
7331 2005-01-26 Steven Bosscher <stevenb@suse.de>
7334 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7335 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7336 to this function from 2004-07-10.
7337 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7338 the current function for tail call optimizations if the address
7339 of one of it its arguments is taken.
7341 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7343 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7345 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7347 * function.c (expand_function_end): If current_function_calls_alloca,
7348 emit stack restore in a place that is reached when the function falls
7351 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7353 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7354 rule to avoid matching inappropriate suffix rule.
7356 2005-01-26 Jan Hubicka <jh@suse.cz>
7358 PR tree-optimization/19241
7359 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7361 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7363 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7364 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7366 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7367 <sim*>: Always use crt1.o, regardless of N in simN.
7368 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7369 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7370 (CRT_CALL_STATIC_FUNCTION): Remove.
7371 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7372 use crt1.o, regardless of N in simN.
7373 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7374 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7375 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7376 case isystem setting.
7377 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7379 2005-01-25 Ian Lance Taylor <ian@airs.com>
7381 * gimple-low.c (block_may_fallthru): Correct handling of
7382 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7384 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7386 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7387 handlers to match indentation; nested under the mtune=* handler.
7388 Similar for mcpu= and march=.
7390 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7392 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7393 * config/mips/linux64.h (LIB_SPEC): Likewise.
7394 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7395 * config/sh/linux.h (LIB_SPEC): Likewise.
7397 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7399 * config/frv/frv.c (frv_legitimize_tls_address): New.
7400 (TARGET_HAVE_TLS): Define.
7401 (FRV_SYMBOL_REF_TLS_P): Define.
7402 (frv_override_options): Handle new register classes.
7403 (frv_legitimate_address_p): Reject tls addresses.
7404 (frv_legitimize_address): Handle TLS addresses.
7405 (gen_inlined_tls_plt): New.
7407 (frv_legitimize_tls_address): New.
7408 (unspec_got_name): Add TLS entries.
7409 (got12_operand): Add R_FRV_TLSMOFF12 case.
7410 (frv_emit_move): Fixup TLS addresses.
7411 (frv_emit_movsi): Legitimize TLS addresses.
7413 * config/frv/frv.h (MASK_BIG_TLS): New.
7414 (TARGET_BIG_TLS): New.
7415 (HAVE_AS_TLS): Define.
7416 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7417 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7418 (REG_CLASS_NAMES): Same.
7419 (REG_CLASS_CONTENTS): Same.
7420 (CONSTRAINT_LEN): New.
7421 (REG_CLASS_FROM_CONSTRAINT): New.
7422 (PREDICATE_CODES): Add symbolic_operand.
7424 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7425 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7426 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7427 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7428 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7429 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7430 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7431 GR9_REG, GR14_REG, LRREG.
7432 (type): Add load_or_call attribute.
7433 ("load_or_call"): New reservation.
7434 ("call_gettlsoff"): New.
7435 ("tls_indirect_call"): New.
7436 ("tls_load_gottlsoff12"): New.
7437 ("tlsoff_hilo"): New.
7438 ("tls_tlsdesc_ldd"): New.
7439 ("tls_tlsoff_ld"): New.
7442 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7444 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7446 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7447 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7448 * config/frv/frv.c (TLS_BIAS): Define.
7449 (frv_output_dwarf_dtprel): New.
7451 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7453 PR rtl-optimization/19579
7454 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7455 both A and B, see if they don't clobber registers the other expr uses.
7457 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7459 * real.c (do_add): Initialize signalling and canonical members.
7461 * real.c (real_from_integer): Zero out destination.
7463 2005-01-18 Jan Hubicka <jh@suse.cz>
7465 PR tree-optimize/19337
7466 * tree-inline.c (initialize_inlined_parameters): Copy
7467 saved_static_chain_decl only.
7469 2005-01-25 Richard Henderson <rth@redhat.com>
7473 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7474 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7475 80387 enabled, to return a proper subclass. Return the subset that
7476 overlaps with GENERAL_REGS for PLUS.
7477 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7479 2005-01-25 Richard Henderson <rth@redhat.com>
7482 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7484 2005-01-25 Roger Sayle <roger@eyesopen.com>
7486 * expmed.c (choose_multiplier): Change interface to return the
7487 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7488 (expand_divmod): Update calls to choose_multiplier.
7490 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7493 * expmed.c (extract_bit_field): Use adjust_address instead of
7494 gen_lowpart when op0 is a MEM.
7496 2005-01-24 Steven Bosscher <stevenb@suse.de>
7498 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7500 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7502 * config/mips/irix-csr.c: New file.
7503 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7504 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7505 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7508 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7511 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7512 sparc/elf.h, add sparc/sp-elf.h.
7513 (sparc-*-rtems*): Likewise.
7514 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7515 tm-dwarf2.h, add sparc/sp-elf.h.
7516 (sparc86x-*-elf): Likewise.
7517 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7518 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7519 TARGET_OS_CPP_BUILTINS.
7520 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7521 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7523 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7524 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7525 (SWITCH_TAKES_ARG): Likewise.
7526 (LOCAL_LABEL_PREFIX): Likewise.
7527 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7528 (TARGET_N_FORMAT_TYPES): Delete.
7529 (TARGET_FORMAT_TYPES): Likewise.
7530 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7531 * config/sparc/elf.h: Delete.
7532 * config/sparc/sp-elf.h: New file.
7534 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7536 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7537 * tree-flow.h: Remove the corresponding prototype.
7538 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7539 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7541 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7544 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7545 for AIX ABI or ELF -fPIC.
7546 (rs6000_emit_load_toc_table): Don't create toc_section here.
7547 (rs6000_xcoff_file_start): Nor here.
7549 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7551 * sh.c (ra.h): Don't #include.
7552 (hard_regs_intersect_p): New function, resurrected from ra.c.
7554 * sh.c: Fix 1996 Copyright.
7556 2005-01-24 Richard Henderson <rth@redhat.com>
7557 Aldy Hernandez <aldyh@redhat.com>
7559 * regrename.c (note_sets): Handle subregs.
7561 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7564 * genconditions.c (write_header, write_conditions): Elide file if
7567 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7569 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7570 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7573 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7575 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7576 expand_builtin_printf, expand_builtin_fprintf,
7577 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7578 checking against POINTER_TYPE.
7579 (validate_arglist): Handle POINTER_TYPE code by checking
7582 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7584 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7586 (for_each_rtx): Call for_each_rtx_1.
7587 * rtl.h (init_rtlanal): Declare.
7588 * toplev.c (backend_init): Call init_rtlanal.
7590 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7592 * flow.c (propagate_one_insn): Formatting.
7595 * flow.c (libcall_dead_p): Be more conservative if unsure.
7596 If there are any instructions between insn and call, see if they are
7597 all dead before saying the libcall is dead.
7599 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7601 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7602 operand constraint for operand 0.
7604 2005-01-23 Richard Henderson <rth@redhat.com>
7607 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7608 edges leading to join block.
7610 2005-01-23 Roger Sayle <roger@eyesopen.com>
7612 * expmed.c (expand_mult_highpart): Make static. Change type of
7613 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7614 (expand_divmod): Updates calls to expand_mult_highpart by using
7615 gen_int_mode to pass a CONST_INT rtx.
7616 * rtl.h (expand_mult_highpart): Remove prototype.
7618 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7620 * flow.c (regset_bytes, regset_size): Remove.
7622 * cfganal.c: Fix a reference to Harvey's paper.
7624 2005-01-23 Steven Bosscher <stevenb@suse.de>
7626 PR rtl-optimization/19464
7627 * tree-optimize.c (init_tree_optimization_passes): Add one more
7628 copyrename pass just before out-of-ssa.
7630 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7633 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7634 * ggc-none.c (ggc_free): Define.
7636 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7638 * cse.c (max_reg, max_insn_uid): Remove.
7639 (cse_main): Don't access max_reg or max_insn_uid.
7641 * c-common.c (explicit_flag_signed_bitfields,
7642 lang_statement_code_p, lang_expand_function_end): Remove.
7643 * c-common.h: Remove the corresponding declarations.
7644 * c-opts.c (c_common_handle_option): Remove all write access
7645 to explicit_flag_signed_bitfields.
7647 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7648 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7649 * cgraph.h: Remove the corresponding declaration.
7651 * gcse.c (null_pointer_info): Remove.
7653 2005-01-23 Roger Sayle <roger@eyesopen.com>
7654 Eric Botcazou <ebotcazou@libertysurf.fr>
7656 * combine.c (simplify_logical): Only simplify logical expressions
7657 of the form ior(and(x,y),z) by the inverse distributive law if the
7658 result is cheaper than the original.
7660 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7662 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7663 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7664 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7665 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7666 config/freebsd-spec.h, config/arm/arm.h,
7667 config/h8300/h8300.md, config/i386/i386.md,
7668 config/i386/predicates.md, config/i386/sse.md,
7669 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7670 config/vax/vax.md: Fix comment typos. Follow spelling
7673 2005-01-23 Steven Bosscher <stevenb@suse.de>
7675 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7676 tests, instead of `less than'.
7678 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7680 * function.c (assign_parm_setup_block): When creating a new stack slot
7681 for a parameter, get its alignment from the parameter's DECL_ALIGN
7682 rather than the type's TYPE_ALIGN. Make sure that the parameter
7683 is at least word aligned.
7685 2005-01-22 Roger Sayle <roger@eyesopen.com>
7688 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7690 2005-01-22 Richard Henderson <rth@redhat.com>
7693 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7694 in both compare operands.
7695 (movdfcc_1_sse_max): Likewise.
7696 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7697 (movdfcc_1_sse): Likewise.
7698 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7699 scratch register as needed.
7701 2005-01-22 Richard Henderson <rth@redhat.com>
7703 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7705 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7707 2005-01-22 Richard Henderson <rth@redhat.com>
7709 * genopinit.c (optabs): Use smin/smax for floating point too.
7710 * doc/md.texi: Update to match. Clarify that floating point
7711 results are undefined for +0/-0 and NaN.
7712 * doc/rtl.texi: Likewise.
7713 * rtl.def (SMIN, SMAX): Likewise
7714 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7716 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7717 leading 's' to the name.
7718 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7719 smaxxf3, sminxf3): Likewise.
7720 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7723 2005-01-22 Paul Brook <paul@codesourcery.com>
7725 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7727 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7729 * config/s390/s390.c (struct processor_costs): New fields
7730 dlgr, dlr, dr, dsgfr, dsgr.
7731 (z900_cost, z990_cost): Values for new fields.
7732 (s390_rtx_costs): New cases MEM und COMPARE in switch
7733 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7734 DIV, MOD, UDIV, UMOD.
7736 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7738 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7739 into the register being decremented.
7740 ("doloop_si31", "doloop_di"): Likewise.
7741 ("*doloop_si_long"): Adapt pattern.
7743 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7745 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7747 (CLASS_MAX_NREGS): Likewise.
7749 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7751 * doc/tree-ssa.texi (Statement Operands): Add example for new
7752 must-def macro. Note deprecation of old operands interface.
7754 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7756 PR tree-optimization/19484
7757 * tree-cfg.c (remove_fallthru_edge): New function.
7758 (cleanup_control_flow): Remove fallthru edges from calls that are
7759 now known not to return.
7761 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7763 Fix PR tree-optimization/19038
7764 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7765 copies with loop variant ones.
7767 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7769 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7770 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7771 config/alpha/alpha.md, config/alpha/predicates.md,
7772 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7773 config/sparc/sol2.h: Update copyright.
7775 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7776 first label to see if it is a nonlocal label.
7778 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7779 Andrew Pinski <pinskia@physics.uc.edu>
7782 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7783 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7785 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7787 * config/rs6000/rtems.h: Update copyright.
7789 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7792 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7793 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7794 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
7796 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7799 * c-typeck.c (convert_arguments): Check for error_mark_node.
7801 2005-01-21 Ian Lance Taylor <ian@airs.com>
7803 PR tree-optimization/13000
7804 * tree-inline.c: Include "tree-flow.h".
7805 (expand_call_inline): If warn_return_type, warn if non-void inline
7806 function falls through.
7807 * tree-cfg.c (execute_warn_function_return): Don't warn about
7808 control reaching end if TREE_NO_WARNING is set. Set
7810 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
7812 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
7813 branch if we don't need one.
7814 * c-typeck.c: Include "tree-flow.h"
7815 (c_finish_bc_stmt): Don't add a goto if the current statement
7816 list doesn't fall through to the current point.
7818 2005-01-21 Roger Sayle <roger@eyesopen.com>
7820 PR rtl-optimization/576
7821 * real.c (real_arithmetic): Change return type from void to bool
7822 to return an indication that the result may be inexact.
7823 * real.h (real_arithmeric): Update prototype.
7824 * fold-const.c (const_binop): Don't constant fold floating
7825 point expressions when the user specifies -frounding-math and
7826 the result may depend upon the run-time rounding mode.
7827 (fold_convert_const_real_from_real): Clean-up.
7828 (fold_initializer): Ignore flag_rounding_math for initializers.
7829 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
7830 constant fold FP operations with flag_rounding_math if the
7831 result may depend upon the run-time rounding mode.
7833 2005-01-21 Tom Tromey <tromey@redhat.com>
7835 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
7837 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
7839 * tree-cfg.c: Fix comment typos.
7841 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
7843 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
7844 around the call to rest_of_handle_branch_target_load_optimize.
7846 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7848 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
7849 (sparc64-*-openbsd*): Likewise.
7850 (sparclite-*-elf*): Include tm-dwarf2.h.
7851 (sparc86x-*-elf*): Likewise.
7852 (sparc64-*-elf*): Likewise.
7853 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
7854 (DBX_DEBUGGING_INFO): Likewise.
7855 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
7856 (PREFERRED_DEBUGGING_TYPE): Likewise.
7857 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
7858 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
7859 (PREFERRED_DEBUGGING_TYPE): Likewise.
7860 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
7861 (PREFERRED_DEBUGGING_TYPE): Likewise.
7862 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
7864 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
7867 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
7869 2005-01-20 Paul Brook <paul@codesourcery.com>
7871 * doc/rtl.texi: Document value extension requirements for CONST_INT.
7873 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7875 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
7876 label is first in a sequence of labels.
7878 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
7880 2005-01-20 Janis Johnson <janis187@us.ibm.com>
7881 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7883 * doc/sourcebuild.texi (Test Directives): New.
7885 2005-01-20 Roger Sayle <roger@eyesopen.com>
7887 * real.c (real_floor): Don't leave the result uninitialized when
7888 mode is VOIDMode, but return the unrounded intermediate value.
7889 (real_ceil): Likewise.
7891 2005-01-20 Paul Brook <paul@codesourcery.com>
7893 * config/arm/arm.md (insv): Use gen_int_mode.
7895 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7897 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
7898 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7899 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7900 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7901 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7903 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7906 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
7907 fbreg, so we have to assume we can't.
7908 (loc_descriptor_from_tree_1): Ditto.
7909 (containing_function_has_frame_base): New function.
7910 (add_location_or_const_value_attribute): Use it.
7911 Also try to generate a frame_base from a single element location
7914 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7916 PR tree-optimization/15349
7917 * timevar.def (TV_TREE_MERGE_PHI): New.
7918 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
7920 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
7921 calls to tree_forwarder_block_p.
7922 (remove_forwarder_block_with_phi, merge_phi_nodes,
7923 gate_merge_phi, pass_merge_phi): New.
7924 * tree-optimize.c (init_tree_optimization_passes): Add
7926 * tree-pass.h: Add an extern for pass_merge_phi;
7928 2005-01-20 Richard Henderson <rth@redhat.com>
7931 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
7932 (_mm_castps_pd, _mm_castps_si128): New.
7933 (_mm_castsi128_ps, _mm_castsi128_pd): New.
7935 2005-01-20 Richard Henderson <rth@redhat.com>
7938 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
7939 __builtin_ia32_vec_init_v2si.
7940 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
7941 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
7942 (ix86_init_mmx_sse_builtins): Create it.
7943 (ix86_expand_builtin): Expand it.
7944 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
7945 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
7946 (vec_extractv2si_0, vec_extractv2si_1): New.
7948 2005-01-20 Richard Henderson <rth@redhat.com>
7951 * config/i386/i386.c (ix86_expand_push): New.
7952 * config/i386/mmx.md (push<MMXMODE>1): New.
7953 * config/i386/sse.md (push<SSEMODE>1): New.
7954 * config/i386/i386-protos.h: Update.
7956 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7958 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
7961 2005-01-20 Richard Henderson <rth@redhat.com>
7963 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
7964 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
7966 2005-01-19 Richard Henderson <rth@redhat.com>
7969 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
7970 to V4SFmode in SSE1 fallback load path.
7972 2005-01-19 Richard Henderson <rth@redhat.com>
7974 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
7975 in QImode expansion to ix86_expand_vector_set.
7976 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
7978 2005-01-19 Richard Henderson <rth@redhat.com>
7981 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
7982 subclass of the input class.
7983 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
7984 Always true for cross-SSE1 classes. Rationalize conditionals.
7985 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
7986 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
7987 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
7988 (movdi_2): Add MMX/SSE zeros.
7989 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
7990 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
7991 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7992 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
7993 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
7994 (zero_extendsidi2_rex64_1): Remove.
7995 (MOV0 peephole): Check GENERAL_REG_P.
7997 2005-01-19 Richard Henderson <rth@redhat.com>
8000 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8002 (ix86_expand_vector_extract): Likewise.
8004 2005-01-19 Richard Henderson <rth@redhat.com>
8007 * expr.c (emit_move_change_mode): New argument force; use
8008 simplify_gen_subreg if true.
8009 (emit_move_via_alt_mode): Merge into ...
8010 (emit_move_via_integer): ... here.
8011 (emit_move_ccmode): Use emit_move_change_mode directly.
8013 2005-01-19 Richard Henderson <rth@redhat.com>
8016 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8017 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8018 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8020 (alpha_emit_set_const): Likewise. Make static.
8021 (alpha_emit_set_long_const): Make static.
8022 (alpha_extract_integer): Split out from alpha_expand_mov.
8023 (alpha_split_const_mov): Likewise.
8024 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8025 (alpha_legitimate_constant_p): New.
8026 * config/alpha/alpha-protos.h: Update.
8027 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8028 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8029 * config/alpha/alpha.md (movsi): Add n alternative.
8030 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8031 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8032 (splitters for all of the above): Use alpha_split_const_mov.
8033 * config/alpha/predicates.md (non_add_const_operand): New.
8034 (non_zero_const_operand): New.
8035 (input_operand): Use alpha_legitimate_constant_p after reload.
8037 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8039 PR tree-optimization/19038
8040 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8041 (add_candidate): Add ivs with increment in latch only if
8042 allow_ip_end_pos_p is true.
8043 (determine_iv_cost): Use empty_block_p.
8045 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8047 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8048 (compute_dominance_frontiers): Ditto.
8050 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8053 * config/sh/t-rtems: New.
8054 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8056 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8058 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8059 the offset of the selected field.
8061 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8063 * tree-cfg.c (remove_forwarder_block): Fix the check to
8064 prevent a nonlocal label from appearing in the middle of a
8067 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8069 PR rtl-optimization/19462
8070 * reorg.c (find_end_label): Create return insn only if
8071 current_function_epilogue_delay_list is empty.
8073 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8075 * doc/passes.texi: Remove paragraph mentioning new-ra.
8077 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8079 PR rtl-optimization/15139
8080 * combine.c: Include params.h.
8081 (count_rtxs): New function.
8082 (record_value_for_reg): If replace_rtx would replace at least
8083 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8084 (clobber (const_int 0)) instead of TEM.
8085 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8086 * params.h (MAX_LAST_VALUE_RTL): New.
8087 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8088 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8091 * c-typeck.c (digest_init): Only call build_vector if all constructor
8092 elements are *_CST nodes.
8093 * gimplify.c (gimplify_init_constructor): Likewise.
8096 * c-typeck.c (digest_init): Only call build_vector if inside_init
8099 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8101 * toplev.c (init_asm_output): Remove dead #ifdef.
8103 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8105 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8107 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8109 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8110 accessing DECL_FUNCTION_CODE.
8111 * dojump.c (do_jump): Likewise.
8112 * gimplify.c (gimplify_call_expr): Likewise.
8113 * predict.c (expr_expected_value): Likewise.
8114 (strip_builtin_expect): Likewise.
8115 * tree-inline.c (estimate_num_insns_1): Likewise.
8116 * tree-ssa-loop-im.c (stmt_cost): Likewise
8117 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8118 (tree_expr_nonnegative_p): Likewise.
8120 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8122 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8123 variant of the load_pcrel_sym pattern.
8124 * config/sparc/sparc.md (P macro): Move to the top.
8125 (load_pcrel_sym): Macroize using P.
8126 (save_register_window): Likewise.
8128 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8130 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8133 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8136 * c-typeck.c (build_asm_expr): Strip nops off
8137 input memory operands.
8139 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8141 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8142 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8143 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8144 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8146 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8149 * config/i386/i386.c (override_options): If the 80387 is disabled,
8150 then do not return FP values using FP registers.
8152 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8154 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8155 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8156 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8157 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8158 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8159 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8160 output.h, postreload-gcse.c, postreload.c, recog.c,
8161 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8162 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8163 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8164 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8165 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8166 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8167 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8168 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8170 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8171 config/alpha/alpha.c, config/arm/vfp.md,
8172 config/i386/emmintrin.h, config/i386/i386-modes.def,
8173 config/i386/i386-protos.h, config/i386/i386.h,
8174 config/i386/pmmintrin.h, config/i386/ppro.md,
8175 config/i386/predicates.md, config/i386/xmmintrin.h,
8176 config/i860/i860.c, config/ia64/ia64-modes.def,
8177 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8178 config/ia64/ia64.md, config/ia64/itanium1.md,
8179 config/ia64/itanium2.md, config/ia64/predicates.md,
8180 config/iq2000/iq2000.h, config/mips/linux64.h,
8181 config/rs6000/aix41.h, config/rs6000/aix43.h,
8182 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8183 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8184 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8185 config/sparc/linux64.h, config/sparc/litecoff.h,
8186 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8187 config/sparc/sparc.h, config/sparc/sparc.md,
8188 config/sparc/sysv4-only.h: Update copyright.
8190 2005-01-18 Richard Henderson <rth@redhat.com>
8193 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8195 2005-01-18 Marc Espie <espie@openbsd.org>
8196 * config/i386/openbsdelf.h: Typo.
8198 2005-01-18 Richard Henderson <rth@redhat.com>
8200 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8201 special case for sse.
8202 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8204 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8206 * tree-inline.c (estimate_num_insns_1): Added cases for
8207 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8209 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8211 PR rtl-optimization/19296
8212 * combine.c (simplify_comparison): Rewrite the condition under
8213 which a non-paradoxical SUBREG of a PLUS can be lifted when
8214 compared against a constant.
8216 2005-01-18 Andi Kleen <ak@muc.de>
8218 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8219 * c.opt (-Wpointer-sign): Add.
8220 * doc/invoke.texi: (-Wpointer-sign): Add.
8222 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8224 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8225 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8226 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8227 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8228 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8229 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8230 for TARGET_MIX_SSE_I387.
8231 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8232 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8233 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8234 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8235 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8236 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8237 TARGET_MIX_SSE_I387.
8238 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8241 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8244 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8245 Add movaps alternative for xmm reg->reg move.
8247 2005-01-17 Jeff Law <law@redhat.com>
8249 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8250 at the end of the main DOM loop rather than just before DOM exits.
8252 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8254 PR tree-optimization/19121
8255 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8256 adding aliases to a name tag, also add them to the pointer's
8258 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8259 sensitive alias info at all. Only check that the two pointers
8260 have compatible pointed-to sets.
8261 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8262 a pointer's type tag is a superset of the alias set of the
8265 2005-01-17 James E Wilson <wilson@specifixinc.com>
8268 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8269 comment to document why.
8271 2005-01-17 Richard Henderson <rth@redhat.com>
8273 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8274 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8275 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8276 sse2_vmsminv2df3_finite): New.
8277 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8278 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8279 Force op1 into register.
8281 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8283 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8284 bubblestrap from always rebuilding build directory.
8286 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8288 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8289 ("*cmpmem_short"): Likewise.
8291 2005-01-17 Steven Bosscher <stevenb@suse.de>
8293 * basic-block.h: Document BB_* flags.
8294 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8295 use an sbitmap instead.
8296 * sched-rgn.c (compute_trg_info): Likewise.
8298 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8300 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8301 redundant target_cpu_default and extra_parts lines. Use the default
8303 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8304 (SUBTARGET_EXTRA_SPECS): Delete.
8305 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8306 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8307 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8308 and "n32" for -mabi=n32.
8310 2005-01-17 Ian Lance Taylor <ian@airs.com>
8313 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8314 fold constant variables into initial values.
8316 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8318 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8320 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8321 through the statements backward.
8323 2005-01-17 Ian Lance Taylor <ian@airs.com>
8325 PR middle-end/13127:
8326 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8327 a variable set to the return value of the inlined function.
8329 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8331 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8332 when modes are tieable.
8334 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8336 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8337 of pthread_create to find out if threads are enabled.
8338 * gthr-posix95.h (__gthread_active_p): Likewise.
8340 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8342 * common.opt (-fnew-ra): Remove.
8344 * toplev.h (flag_new_regalloc): Remove.
8345 * Makefile.in (ra*.*): Don't mention.
8346 * passes.c (rest_of_handle_new_regalloc): Remove.
8347 (rest_of_handle_combine, rest_of_compilation): Always consider
8348 flag_new_regalloc as false.
8349 * doc/invoke.texi: Don't document -fnew-ra.
8351 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8353 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8354 last parameter to reg_scan.
8355 * loop.c (loop_optimize): Likewise.
8356 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8357 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8358 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8359 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8360 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8361 * regclass.c (reg_scan): Likewise, for the declaration.
8362 * rtl.h (reg_scan): Likewise, for the prototype.
8364 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8366 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8367 mark_dfs_back_edges.
8369 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8371 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8372 (compute_avail): Uses don't go in tmp_gen.
8374 2005-01-16 Steven Bosscher <stevenb@suse.de>
8376 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8377 loop to look for a free slot in a page entry.
8379 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8382 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8383 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8384 just before targetm.asm_out.file_end.
8385 * tree.h (process_pending_assemble_output_defs): Declare.
8386 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8388 (assemble_alias): Defer generation of assembly code for defines when
8389 TARGET_DEFERRED_OUTPUT_DEFS is true.
8390 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8391 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8392 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8394 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8397 * pa.c (pa_scalar_mode_supported_p): New function.
8398 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8399 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8401 * pa-protos.h (prefetch_operand): Delete.
8402 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8403 * pa.c (prefetch_operand): Delete.
8404 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8405 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8406 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8407 and prefetch_nocc_operand.
8408 * pa.md (prefetch): Rework to avoid reload problems handling short
8409 displacements when a cache control completer needs to be provided.
8410 (prefetch_32, prefetch_64): Delete.
8411 (prefetch_cc, prefetch_nocc): New patterns.
8413 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8415 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8417 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8420 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8421 exceeds maximum alignment for global common data.
8422 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8423 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8425 2004-01-15 Roger Sayle <roger@eyesopen.com>
8427 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8429 2004-01-15 Roger Sayle <roger@eyesopen.com>
8431 * harg-reg-set.h (reg_class_names): Prototype global array.
8432 * regclass.c (reg_class_names): Declare here and initialize to
8434 (dump_regclass): Remove local declaration of reg_class_names.
8435 (regclass): Likewise.
8436 * cfg.c (dump_flow_info): Likewise.
8437 * ra-debug.c (reg_class_names): Likewise.
8438 * regrename.c (reg_class_names): Likewise.
8439 * reload.c (reg_class_names): Likewise.
8440 * reload1.c (spill_failure): Likewise.
8441 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8443 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8445 * config/s390/s390.md ("reload_outti"): Remove predicate for
8446 output operand. Abort if operand is not a MEM.
8447 ("reload_outdi", "reload_outdf"): Likewise.
8449 2005-01-15 Marc Espie <espie@openbsd.org>
8451 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8452 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8453 * config/openbsd.h: Fix C++ includes for native configurations.
8454 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8455 Add trampoline support.
8456 * config/i386/openbsdelf.h: New.
8458 2005-01-15 Marc Espie <espie@openbsd.org>
8460 * collect2.c (main): Explicitly parse -dynamic-linker option.
8462 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8464 PR tree-optimization/19060
8465 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8466 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8467 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8468 and handle extract_range_from_cond returning false.
8469 * fold-const.c (fold): Optimize comparisons with min/max even for
8470 width > HOST_BITS_PER_WIDE_INT.
8472 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8474 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8475 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8476 Remove little endian multilib variants.
8477 Add mips32 multilib variant.
8479 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8481 * explow.c (copy_all_reg, stabilize): Remove.
8482 * expr.h: Remove the corresponding prototypes.
8484 * rtlanal.c (regs_set_between_p): Remove.
8485 * rtl.h: Remove the corresponding prototype.
8487 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8489 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8490 to rs6000_nonimmediate_operand.
8491 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8492 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8493 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8494 rs6000_nonimmediate_operand.
8495 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8496 rs6000_nonimmediate_operand.
8498 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8500 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8502 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8504 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8506 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8507 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8509 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8510 (rs6k_nonimmediate_operand): New.
8511 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8513 (legitimate_lo_sum_address_p): Same.
8514 (rs6000_legitimize_address): Same.
8515 (rs6000_legitimize_reload_address): Same.
8516 (rs6000_legitimate_address): Same.
8517 (spe_build_register_parallel): Pass DF and DC modes in a DI
8520 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8521 to rs6k_nonimmediate_operand.
8523 * config/rs6000/spe.md ("*frob_df_di"): New.
8524 ("*frob_di_df"): New.
8525 ("*frob_di_df_2"): New.
8526 ("*mov_sidf_e500_subreg0"): New.
8527 ("*mov_sidf_e500_subreg4"): New.
8528 ("*movdf_e500_double"): Change predicate to
8529 rs6k_nonimmediate_operand.
8531 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8533 * postreload.c (move2add_note_store): Only call
8534 trunc_int_for_mode on scalar integers.
8536 2005-01-14 Steven Bosscher <stevenb@suse.de>
8538 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8539 replace BB_VISITED uses.
8540 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8541 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8542 (tree_dce_done): Free visited_control_parents.
8543 (perform_tree_ssa_dce): Allocate and clear it.
8544 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8545 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8546 instead of BB_VISITED.
8548 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8550 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8551 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8552 Remove unused prototypes.
8554 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8556 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8557 64-bit register usage.
8558 (spe_func_has_64bit_regs_p): Add FIXME note.
8560 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8562 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8563 flag_finite_math_only with flag_unsafe_math_optimizations.
8565 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8567 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8569 (__tpf_eh_return): Copy TPF private stack area from the module
8570 boundary stack frame. Add check for when module addresses are
8571 equal, but no stub address is found.
8573 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8576 * arm.h (struct machine_function): Add call_via field.
8577 (thumb_call_via_label): Declare.
8578 * arm.c (thumb_call_via_label): New variable.
8579 (thumb_call_reg_needed): New variable.
8580 (arm_output_function_epilogue): For Thumb code, output any per-function
8581 call-indirect trampolines.
8582 (thumb_call_via_reg): New function.
8583 (arm_file_end): New function.
8584 (TARGET_ASM_FILE_END): Call arm_file_end.
8585 (aof_file_end): Likewise.
8586 * arm-protos.h (thumb_call_via_reg): Declare.
8587 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8588 thumb_call_via_reg in normal case.
8590 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8593 PR rtl-optimization/19348
8594 * recog.c (peephole2_optimize): Do global life update if some peephole
8595 decides it doesn't need at least one of its inputs and that change
8596 influences liveness at the start of the basic block.
8598 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8599 arguments instead of 1.
8601 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8604 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8605 zero for nested functions needing a static chain or functions
8606 with a non-constant address.
8608 2005-01-13 Roger Sayle <roger@eyesopen.com>
8610 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8611 (and (sign_extend X) C) into (zero_extend (and X C)).
8613 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8615 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8617 2005-01-13 Richard Henderson <rth@redhat.com>
8622 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8623 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8624 not just TARGET_SSE.
8625 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8626 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8627 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8628 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8629 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8630 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8631 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8632 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8633 (movdicc_c_rex64): Rename with '*'.
8634 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8635 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8636 (movsfcc_1_387): Rename from movsfcc_1.
8637 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8638 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8639 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8640 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8641 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8642 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8643 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8644 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8645 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8646 sse_movdfcc_const0_4): Remove.
8647 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8648 recognize min/max early. Update for changed sse cmove patterns.
8649 (ix86_split_sse_movcc): New.
8650 * config/i386/i386-protos.h: Update.
8652 2005-01-13 Steven Bosscher <stevenb@suse.de>
8654 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8655 (fix_stmt_v_may_defs): Likewise.
8657 2005-01-13 Richard Henderson <rth@redhat.com>
8659 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8660 for converting the mask.
8662 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8664 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8667 2005-01-13 Richard Henderson <rth@redhat.com>
8669 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8670 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8671 IX86_BUILTIN_MOVDQ2Q): Remove.
8672 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8673 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8674 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8676 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8677 (sse2_pextrw): Fix immediate constraint.
8678 (sse2_loadq, sse2_loadq_rex64): Remove.
8679 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8680 Use __builtin_ia32_vec_ext_<size>.
8681 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8683 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8685 * function.c (assign_parm_setup_block): Look inside original
8686 entry_parm when inspecting PARALLEL.
8688 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8689 Joel Sherrill <joel@oarcorp.com>
8692 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8693 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8694 rtems_gxx_recursive_mutex_init.
8695 (__gthread_recursive_mutex_lock): New function.
8696 (__gthread_recursive_mutex_trylock): Likewise.
8697 (__gthread_recursive_mutex_unlock): Likewise.
8699 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8701 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8703 2005-01-13 Jan Beulich <jbeulich@novell.com>
8705 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8706 (ashrti3_internal): Indicate output is early clobber. Generate result
8707 into output rather than first input. Use move for low word of output
8708 if shift count is exactly 64.
8709 (lshrti3_internal): Likewise.
8711 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8715 * reload1.c (delete_output_reload): Don't delete an output reload
8716 if the pseudo lives longer than a single basic block. Adjust and
8717 improve wording of comment.
8719 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8722 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8723 of TYPE_SIZE where we mean the number of bytes.
8725 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8727 * function.c (assign_parm_setup_block): Relax condition on
8728 multi-register optimization.
8730 2005-01-12 Nick Clifton <nickc@redhat.com>
8732 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8733 an "in_delay_slot" attribute of "no" to prevent them being used in
8734 delay slots. This is forbidden because they might generate
8737 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8740 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8743 2005-01-12 Nick Clifton <nickc@redhat.com>
8745 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8746 passed on to GAS) but do not define, as GAS no longer supports or
8747 needs the -m2000 option.
8749 2005-01-11 Roger Sayle <roger@eyesopen.com>
8751 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8752 type as args of unprototyped builtins aren't automatically promoted.
8753 (fold_builtin_abs): Likewise.
8755 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8757 * Makefile.in: Set a `build-warn' variable.
8759 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8761 PR tree-optimization/17949
8762 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8763 (find_interesting_uses_address): Use it.
8765 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8767 * regrename.c (kill_value): Handle subreg's that won't simplify.
8769 2005-01-11 Richard Henderson <rth@redhat.com>
8772 * config/i386/i386.h (enum ix86_builtins): Move ...
8773 * config/i386/i386.c: ... here.
8774 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8775 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8776 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8777 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8778 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8779 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8780 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8781 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8782 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8783 IX86_BUILTIN_LOADDDUP): Remove.
8784 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8785 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8786 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8787 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8788 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8789 (ix86_init_builtins): Make static.
8790 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8791 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8792 if all the modes match. Otherwise, fake it.
8793 (get_element_number, ix86_expand_vec_init_builtin,
8794 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8795 (ix86_expand_builtin): Make static. Update for changed builtins.
8796 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
8797 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
8798 (ix86_expand_vector_init_duplicate): New.
8799 (ix86_expand_vector_init_low_nonzero): New.
8800 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
8801 Split out from ix86_expand_vector_init; handle integer modes.
8802 (ix86_expand_vector_init): Use them.
8803 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
8804 * config/i386/i386-protos.h: Update.
8805 * config/i386/predicates.md (reg_or_0_operand): New.
8806 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
8807 (movv2sf_internal): Likewise. And a splitter to match them all.
8808 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
8809 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
8810 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
8811 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
8812 (mmx_pinsrw): Fix operand ordering.
8813 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
8814 rather than sse_loadss expander.
8815 (movv2df splitter): Similarly.
8816 (sse_loadss, sse_loadlss): Remove.
8817 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
8818 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
8819 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
8820 (sse3_movddup): Rename with '*'.
8821 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
8822 (sse2_loadsd): Remove.
8823 (vec_dupv2df_sse3): Rename from sse3_loadddup.
8824 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
8825 (sse2_pinsrw): Fix argument ordering.
8826 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
8827 (sse2_stored): Remove 'r' destination.
8828 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
8829 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
8830 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
8831 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
8832 vec_extractv16qi, vec_initv16qi): New.
8834 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
8835 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
8836 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
8838 (_mm_load_pd, _mm_store_pd): Use plain dereference.
8839 (_mm_load_si128, _mm_store_si128): Likewise.
8840 (_mm_load1_pd): Use _mm_set1_pd.
8841 (_mm_load_sd): Use _mm_set_sd.
8842 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
8843 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
8844 (_mm_set_epi64): Use _mm_set_epi64x.
8845 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
8846 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
8847 _mm_setr_epi8): Use _mm_set_foo form.
8848 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
8849 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
8850 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
8851 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
8852 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
8853 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
8854 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
8855 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
8856 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
8857 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
8858 (_mm_movedup_pd): Use _mm_shuffle_pd.
8859 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
8860 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
8861 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
8862 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
8864 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
8865 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
8866 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
8867 (_mm_store_ps): Use raw dereference.
8868 (_mm_store1_ps): Use _mm_storeu_ps.
8869 (_mm_storer_ps): Use _mm_store_ps.
8870 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
8871 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
8873 2005-01-11 Stan Shebs <shebs@apple.com>
8875 * config/rs6000/rs6000.c (machopic_output_stub): Issue
8876 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
8878 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
8881 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
8882 Skip all DECLs except for FIELD_DECLs.
8884 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8886 * config/s390/s390.c (override_options): Return error if
8887 -mbackchain, -mpacked-stack and -mhard-float are used together.
8888 (s390_va_start): Remove the backchain && packed-stack special case.
8889 (s390_gimplify_va_arg): Likewise.
8890 * doc/invoke.texi: Remove the ABI incompatibility note.
8892 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8894 * config/s390/s390.c (struct s390_frame_layout): Remove
8896 (s390_frame_info, s390_emit_prologue): Replace occurrences of
8897 save_backchain_p with TARGET_BACKCHAIN.
8899 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8902 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
8903 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
8904 * function.c (locate_and_pad_parm): Set new field.
8905 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
8906 Tweak where_pad test to include "none". Always set mem align for
8908 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
8909 not sufficient for type.
8910 (assign_parm_setup_block): If stack_parm is zero on entry, always
8911 make a new stack local. Block move old stack parm if necessary
8912 to new aligned stack local.
8913 (assign_parm_setup_stack): Use a block move to handle
8914 potentially misaligned entry_parm.
8915 (assign_parms_unsplit_complex): Specify required alignment when
8916 creating stack local.
8917 * calls.c (compute_argument_addresses): Override alignment of stack
8918 arg calculated from its type with the alignment given by
8919 FUNCTION_ARG_BOUNDARY.
8920 (store_one_arg): Likewise.
8922 2005-01-11 Jan Beulich <jbeulich@novell.com>
8924 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
8925 Change respective itanium_class attribute to ialu.
8926 (shladdp4_internal): New.
8927 * config/ia64/predicates.md (shladd_log2_operand): New.
8929 2005-01-11 Richard Henderson <rth@redhat.com>
8931 * expr.c (store_constructor): Use rtvec_alloc instead of
8932 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
8934 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
8936 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
8938 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8940 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
8941 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
8942 (TARGET_RWRELOC): Define.
8943 (ia64_rwreloc_section_type_flags): Delete.
8944 (ia64_section_type_flags): New function.
8945 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
8946 (TARGET_RWRELOC): Define.
8948 2005-01-10 David Mosberger <davidm@hpl.hp.com>
8951 * config/ia64/ia64.c (process_set): For alloc insn, only call
8952 process_epilogue is !frame_pointer_needed.
8954 2005-01-10 Roger Sayle <roger@eyesopen.com>
8957 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
8958 unary operator and can't be treated as a binary/comparison operator.
8960 2005-01-10 Richard Henderson <rth@redhat.com>
8962 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
8963 (ix86_return_in_memory): Likewise.
8964 (function_arg_advance): Likewise. Mirror structure in function_arg
8965 for choosing register to advance.
8967 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
8969 * tree-vectorizer.c, tree.def: Fix comment typos.
8971 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
8973 * config/s390/s390.c (struct processor_costs): 4 new fields:
8974 ddbr, ddr, debr, der.
8975 (s390_rtx_costs): More precise handling of divide instructions.
8977 2005-01-10 David Edelsohn <edelsohn@gnu.org>
8979 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
8981 2005-01-10 Jan Beulich <jbeulich@novell.com>
8983 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
8984 names resulting from -ffunction-sections/-fdata-sections and linkonce
8986 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
8987 based on the section name. Rearrange the section name comparison logic
8988 slightly so that each section name is compared against at most once.
8990 2005-01-10 Ben Elliston <bje@au.ibm.com>
8992 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
8993 targets for which -fPIC reduces limitations on the GOT size.
8995 2005-01-09 Falk Hueffner <falk@debian.org>
8997 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9000 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9003 * collect2.c (main): Set aixrtl_flag for -brtl option.
9004 (resolve_lib_name): Search for .so file extension before .a
9007 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9009 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9010 (vect_analyze_data_refs_alignment): Add dump prints.
9012 2005-01-09 Ira Rosen <irar@il.ibm.com>
9014 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9015 expr_invariant_in_loop_p.
9016 Initialize outputs first thing in the function.
9017 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9018 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9019 (vect_analyze_pointer_ref_access): Check that the initial condition of
9020 the access function is loop invariant.
9022 2005-01-09 Richard Henderson <rth@redhat.com>
9024 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9025 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9026 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9027 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9028 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9029 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9030 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9031 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9032 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9033 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9034 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9035 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9036 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9037 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9038 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9039 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9040 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9041 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9042 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9043 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9044 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9045 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9046 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9048 (mmx_clrdi, pavgusb): Remove.
9049 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9050 with leading sse_ prefix.
9051 * config/i386/sse.md: Receive them.
9052 * config/i386/mmx.md: New file.
9053 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9054 (subrv2sf3): Turn into expander for normal subtraction.
9055 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9056 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9057 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9058 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9059 commutative; use ix86_binary_operator_ok.
9060 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9061 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9062 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9063 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9064 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9065 Macroize from existing patterns; use ix86_binary_operator_ok.
9066 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9067 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9068 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9069 with vec_select+vec_concat.
9070 (mmx_pshufw, mmx_pshufw_1): Likewise.
9071 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9072 (mmx_uavgv4hi3): Model correctly.
9073 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9074 _mm_xor_si64): Remove casts.
9076 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9078 PR tree-optimization/19224
9079 * tree-scalar-evolution.c (get_instantiated_value,
9080 set_instantiated_value): New functions.
9081 (instantiate_parameters_1): Cache the results.
9082 (instantiate_parameters, resolve_mixers): Initialize and free
9085 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9087 * config/i386/i386.md (addhi_4): Correct reference in comment.
9090 2005-01-08 Richard Henderson <rth@redhat.com>
9092 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9093 (_mm_cvtsi128_si64x): Likewise.
9094 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9095 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9096 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9097 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9098 * config/i386/i386-protos.h: Update.
9099 * config/i386/i386.c (print_operand): Add 'H'.
9100 (ix86_fixup_binary_operands): Split out from ...
9101 (ix86_expand_binary_operator): ... here.
9102 (ix86_fixup_binary_operands_no_copy): New.
9103 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9104 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9105 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9106 (safe_vector_operand): Use CONST0_RTX.
9107 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9108 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9109 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9110 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9112 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9113 (IX86_BUILTIN_CMPNGESS): New.
9114 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9115 (attr type): Add sselog1.
9116 (attr unit, attr memory): Handle it.
9117 (movti, movti_internal, movti_rex64): Move near other integer moves.
9118 (movtf, movtf_internal): Move near other fp moves.
9119 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9120 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9121 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9122 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9123 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9124 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9125 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9126 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9127 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9128 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9129 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9130 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9131 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9132 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9133 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9134 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9135 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9136 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9137 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9138 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9139 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9140 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9141 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9142 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9143 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9144 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9145 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9146 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9147 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9148 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9149 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9150 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9151 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9152 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9153 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9154 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9155 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9156 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9157 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9158 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9159 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9160 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9161 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9162 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9164 (SSEPUSH, push<SSEPUSH>): Remove.
9165 (MMXPUSH, push<MMXPUSH>): Remove.
9166 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9167 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9168 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9169 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9170 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9171 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9172 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9173 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9174 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9175 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9176 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9177 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9178 (ppro_sse_log_V4SF): Handle sselog1.
9179 * config/i386/predicates.md (const_0_to_1_operand): New.
9180 (const_0_to_255_mul_8_operand): New.
9181 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9182 (const_2_to_3_operand, const_4_to_7_operand): New.
9183 * config/i386/sse.md: New file.
9184 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9185 (sse_movups): Rename from sse_movups_1.
9186 (sse_loadlss): Rename from sse_loadss_1.
9187 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9189 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9190 (absv4sf2, negv2df, absv2df): New.
9191 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9192 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9193 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9194 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9195 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9196 (sse3_addsubv4sf3): Model correctly.
9197 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9198 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9199 (sse_movhlps): Model with vec_select+vec_concat.
9200 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9201 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9202 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9203 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9204 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9205 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9206 sse2_pshufhw_1): Likewise.
9207 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9208 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9209 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9210 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9211 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9212 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9213 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9214 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9215 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9216 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9217 sminv8hi3): Mark commutative
9218 operands. Use ix86_binary_operator_ok.
9219 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9220 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9221 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9222 sse2_punpcklqdq): Allow operand2 in memory.
9223 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9224 sse2_movsd): Add memory alternatives.
9225 (sse_storelps): Turn expander into an insn; split after reload.
9226 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9227 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9229 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9231 * configure.ac (DWARF-2 debug_line): Use objdump.
9232 * configure: Regenerate.
9234 2005-01-08 Jeff Law <law@redhat.com>
9235 Diego Novillo <dnovillo@redhat.com>
9237 PR tree-optimization/18241
9238 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9239 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9240 statements with volatile operands.
9241 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9242 operands after marking a statement with has_volatile_ops.
9244 2005-01-08 Roger Sayle <roger@eyesopen.com>
9246 * tree.c (int_fits_type_p): Always honor integer constant
9247 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9249 2005-01-08 Roger Sayle <roger@eyesopen.com>
9251 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9252 the latent bug in rtl_delete_block has been resolved.
9254 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9256 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9257 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9259 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9261 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9262 library as @multilib_dir@/$(SHLIB_SONAME).
9264 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9266 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9267 * configure: Regenerate.
9269 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9271 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9274 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9277 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9278 Convert non-word aligned offset address using ld/std into
9281 2005-01-07 Richard Henderson <rth@redhat.com>
9283 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9285 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9287 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9289 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9291 PR tree-optimization/19283
9292 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9293 is not shorter than the original type.
9295 PR rtl-optimization/19012
9296 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9298 PR rtl-optimization/18861
9299 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9300 (FULL_STATE): Define.
9301 (mark_tablejump_edge): New function.
9302 (purge_dead_tablejump_edges): New function.
9303 (find_bb_boundaries): Use it.
9305 PR tree-optimization/18828
9306 * builtins.c (expand_builtin_next_arg): Remove argument and all
9307 the argument checking.
9308 (expand_builtin): Adjust caller.
9309 (expand_builtin_va_start): Likewise. Remove error for too many
9311 (fold_builtin_next_arg): Issue error for too many arguments.
9312 After checking arguments, replace them with magic arguments that
9313 prevent further checking of the args.
9315 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9317 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9319 2005-01-06 Roger Sayle <roger@eyesopen.com>
9322 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9323 and %{.S:...} (and their negative variants) to test whether the
9324 input file is assembler or pre-processed-assembler independent of
9325 the actual filename extension.
9327 2005-01-06 Roger Sayle <roger@eyesopen.com>
9329 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9330 of sign or zero extended values.
9332 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9334 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9335 for IBM long double format correctly.
9337 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9339 Fix PR tree-optimization/18792
9341 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9342 to first_loop_depth, and use loop depth instead of loop number.
9343 (build_classic_dir_vector): Ditto.
9344 (compute_data_dependences_for_loop): Use depth, not loop number.
9345 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9346 number. Pass in loops, instead of loop numbers.
9347 (gather_interchange_stats): Ditto.
9348 (linear_transform_loops): Ditto.
9350 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9353 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9354 biv_fits_mode_p, extension_within_bounds_p): New functions.
9355 (check_ext_dependent_givs): Use them.
9357 2005-01-06 Roger Sayle <roger@eyesopen.com>
9359 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9360 more than one barrier, in which case we should delete them all.
9362 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9364 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9366 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9368 Fix PR middle-end/19286
9370 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9371 output this subprogram, simply ignore this attempt to do it again.
9372 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9373 origin attribute if it's not possible.
9374 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9375 (decls_for_scope): Ditto.
9376 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9377 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9379 2005-01-05 Richard Henderson <rth@redhat.com>
9382 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9383 (bdesc_2arg): Use it.
9384 (ix86_expand_binop_builtin): Force operands into registers
9386 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9387 ix86_expand_sse_compare, ix86_expand_sse_comi,
9388 ix86_expand_builtin): Likewise.
9390 2005-01-05 Richard Henderson <rth@redhat.com>
9392 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9394 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9395 (mulv4hi3): Set itanium_class mmmul.
9396 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9397 (fpack): Rename from fpack_sfsf.
9399 2005-01-05 Richard Henderson <rth@redhat.com>
9402 * reload1.c (do_input_reload): Restrict the optimization deleteing
9403 a previous output reload to RELOAD_FOR_INPUT.
9405 2005-01-05 Steven Bosscher <stevenb@suse.de>
9407 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9408 comment that we fall through after case.
9409 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9410 (distribute_links): Likewise.
9411 * cse.c (cse_insn): Likewise.
9412 * cselib.c (cselib_invalidate_mem): Likewise.
9413 * df.c: Update comments at the top of the file.
9414 (read_modify_subreg_p): Update comments here too.
9415 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9416 * flow.c (mark_set_1): Likewise.
9417 (mark_used_regs): Likewise.
9418 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9419 (canon_list_insert): Likewise.
9420 (mark_set): Likewise.
9421 (try_replace_reg): Likewise.
9422 (store_killed_in_insn): Likewise.
9423 * loop.c (count_one_set): Likewise.
9424 (basic_induction_var): Likewise.
9425 * postreload-gcse.c (find_mem_conflicts): Likewise.
9426 * postreload.c (reload_combine_note_store): Likewise.
9427 (move2add_note_store): Likewise.
9428 * reload.c (find_equiv_reg): Likewise.
9429 (mark_referenced_resources): Likewise.
9430 * rtlanal.c (set_noop_p): Likewise.
9431 (note_stores): Likewise.
9432 (note_uses): Likewise.
9433 * sched-deps.c (sched_analyze_1): Likewise.
9434 * sched-rgn.c (check_live_1): Likewise.
9435 (update_live_1): Likewise.
9436 * config/i860/i860.c: Likewise.
9438 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9440 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9442 * doc/rtl.texi: Update documentation for bit-fields and SET.
9444 2005-01-05 Roger Sayle <roger@eyesopen.com>
9446 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9448 2005-01-05 Jan Hubicka <jh@suse.cz>
9449 Richard Henderson <rth@redhat.com>
9452 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9455 2005-01-05 Richard Henderson <rth@redhat.com>
9458 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9459 (sse_shufps): Change operand 3 to const_int_operand.
9460 (sse2_storelps): Fix typo in template.
9461 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9462 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9463 (ix86_expand_builtin): Likewise.
9465 2005-01-05 Julian Brown <julian@codesourcery.com>
9467 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9468 as aggregates for AAPCS ABIs.
9470 2005-01-05 Stan Shebs <shebs@apple.com>
9472 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9473 Mach-O getters if ppc64.
9474 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9476 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9477 signed four-byte field for global code case.
9478 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9480 2005-01-05 Roger Sayle <roger@eyesopen.com>
9483 * c-common.c: Include real.h.
9484 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9485 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9486 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9487 * Makefile.in (c-common.o): Update dependencies.
9489 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9491 * c-parse.in (asm_string): Add trailing semicolon.
9493 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9495 * c-parse.in (asm_string): New. Don't allow wide strings in
9497 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9498 asm_string instead of STRING.
9500 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9502 * c-typeck.c (constructor_no_implicit): Remove.
9503 (set_designator, process_init_element): Don't check
9504 constructor_no_implicit.
9506 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9507 Kaz Kojima <kkojima@gcc.gnu.org>
9510 * lcm.c (create_pre_exit): New.
9511 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9512 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9514 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9516 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9517 -msoft-float in target_float_switch.
9518 * arm.c (arm_override_options): Fix processing of target_float_switch.
9520 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9522 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9525 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9527 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9528 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9530 2005-01-04 Roger Sayle <roger@eyesopen.com>
9532 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9533 if deleting the then-block allows the test-block to fallthru to the
9536 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9539 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9540 after the full declaration if the are in two different TUs.
9542 2005-01-04 Richard Henderson <rth@redhat.com>
9545 * tree-sra.c (generate_one_element_init): Just
9546 call gimplify_and_add.
9547 (generate_element_init): Record the
9548 new referenced variables and mark them for renaming
9549 and split out to ...
9550 (generate_element_init_1): This.
9551 (scalarize_init): Don't call push_gimplify_context/
9552 pop_gimplify_context.
9554 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9556 * toplev.c (get_src_pwd): Handle failure of getpwd().
9558 2005-01-04 Roger Sayle <roger@eyesopen.com>
9560 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9562 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9563 all the cases handled by it are inverted by invert_truthvalue.
9565 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9567 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9568 (save_register_windowsi): Likewise.
9570 2005-01-04 Richard Henderson <rth@redhat.com>
9572 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9574 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9577 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9578 any simplifications of vector mode comparison operators.
9579 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9581 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9582 Devang Patel <dpatel@apple.com>
9584 PR tree-optimization/18308
9585 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9586 the operands before creating a new expression.
9587 * dojump.c (do_jump): Make drop_through_label available
9588 for all cases. Add expansion of COND_EXPR.
9590 2005-01-04 Ira Rosen <irar@il.ibm.com>
9592 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9593 INTEGER_CST instead of TREE_CONSTANT.
9594 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9595 instead of TREE_CONSTANT.
9596 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9597 instead of TREE_CONSTANT.
9599 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9601 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9603 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9606 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9607 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9609 2005-01-03 Richard Henderson <rth@redhat.com>
9611 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9612 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9613 fold_convert_const_real_from_real): Split out from ...
9614 (fold_convert_const): ... here.
9616 2005-01-03 Richard Henderson <rth@redhat.com>
9619 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9620 (mov<MMXMODEI>_internal): Likewise.
9621 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9622 Add V2SF case; use it for SSE1; don't use TI.
9623 (movdf_integer): Likewise.
9624 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9626 2005-01-03 Ira Rosen <irar@il.ibm.com>
9628 * tree-vectorizer.c (vect_strip_conversions): New function.
9629 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9630 check for binary class.
9632 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9636 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9638 * gimple-low.c (mark_blocks_with_used_vars): New function.
9639 (mark_blocks_with_used_subblocks): Ditto.
9640 (mark_used_blocks): Ditto.
9641 (pass_mark_used_blocks): New pass.
9642 * tree-inline.c: Include debug.h.
9643 (expand_call_inline): Call outlining_inline_function here.
9644 * tree-optimize.c (init_tree_optimization_passes): Add
9645 pass_mark_used_blocks.
9646 * tree-pass.h (pass_mark_used_blocks): New.
9647 * Makefile.in (tree-inline.o): Add debug.h dependency.
9649 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9651 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9652 VAR_DECLs to have weak_import attribute.
9654 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9657 2004-01-03 Steven Bosscher <stevenb@suse.de>
9659 * passes.c (rest_of_compilation): Don't run regmove if only
9660 flag_expensive_optimizations, require flag_regmove instead.
9662 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9664 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9666 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9667 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9668 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9669 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9671 2005-01-03 Richard Henderson <rth@redhat.com>
9673 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9674 (ia64_const_ok_for_letter_p): New.
9675 (ia64_const_double_ok_for_letter_p): New.
9676 (ia64_extra_constraint): New.
9677 (ia64_expand_vecint_compare): New.
9678 (ia64_expand_vcondu_v2si): New.
9679 (ia64_expand_vecint_cmov): New.
9680 (ia64_expand_vecint_minmax): New.
9681 (ia64_print_operand): Add 'v'.
9682 (ia64_preferred_reload_class): New.
9683 (ia64_vector_mode_supported_p): New.
9684 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9685 (PREFERRED_RELOAD_CLASS): Move to function.
9686 (CONST_OK_FOR_LETTER_P): Move to function.
9687 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9688 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9689 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9690 (EXTRA_CONSTRAINT): Move to function.
9691 * config/ia64/ia64.md: Include vect.md.
9692 (itanium_class): Add mmalua.
9694 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9696 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9697 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9699 (const_int_2bit_operand): New.
9700 (fr_reg_or_0_operand): New.
9701 * config/ia64/ia64-modes.def: Add vector modes.
9702 * config/ia64/ia64-protos.h: Update.
9703 * config/ia64/vect.md: New file.
9705 2005-01-03 Richard Henderson <rth@redhat.com>
9707 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9709 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9712 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9714 (log1pdf2): Change mode of operands[0,1] to DFmode.
9716 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9718 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9719 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9720 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9721 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9722 SPARC_RELAXED_ORDERING.
9724 2005-01-03 Richard Henderson <rth@redhat.com>
9725 Uros Bizjak <uros@kss-loka.si>
9728 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9729 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9730 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9732 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9733 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9734 const_pow2_1_to_128_operand): New predicates.
9736 2005-01-02 Greg McGary <greg@mcgary.org>
9738 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9740 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9741 object. [ptr_type]: Remove unused variable.
9742 Remember nearest addressable array-element or record-component
9743 when checking bitfield components. Tolerate empty BIND_EXPR.
9745 2005-01-01 Richard Henderson <rth@redhat.com>
9747 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9748 that don't narrow the value. Fail for other conversions.
9750 2005-01-01 Richard Henderson <rth@redhat.com>
9753 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9754 * c-lang.c (finish_file): Don't do it here.
9755 * objc/objc-act.c (objc_finish_file): Likewise.
9757 * cgraph.c (decl_assembler_name_equal): New.
9758 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9759 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9760 * cgraph.h (struct cgraph_varpool_node): Add next.
9761 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9762 * varasm.c (assemble_alias): Mark the target as needed.
9764 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9767 * function.c (get_arg_pointer_save_area): Use entry_of_function
9768 instead of get_insns.
9770 2005-01-01 Roger Sayle <roger@eyesopen.com>
9771 Andrew Pinski <pinskia@physics.uc.edu>
9772 James E. Wilson <wilson@specifixinc.com>
9774 PR rtl-optimization/12092
9775 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9778 2005-01-01 Roger Sayle <roger@eyesopen.com>
9779 Olivier Hainque <hainque@act-europe.fr>
9781 * tree.c (int_fits_type_p): A narrower type always fits in a
9782 wider one, except for negative values into unsigned types.
9784 2005-01-01 Roger Sayle <roger@eyesopen.com>
9786 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9787 with the original constant rather than require TREE_OVERFLOW.
9789 2005-01-01 Steven Bosscher <stevenb@suse.de>
9792 * c-decl.c (finish_function): If compiling C99, annotate the
9793 compiler generated return with the current file name and line 0.
9794 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9795 the source line is greater than 0.
9796 (remove_bb): Likewise.
9798 See ChangeLog.12 for earlier changes.
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