1 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
4 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5 * tree-ssa-loop-ivopts.c: Include langhooks.h.
6 (add_standard_iv_candidates_for_size): New function, extracting code
7 from add_standard_iv_candidates and parameterizing it by type size.
8 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
10 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
12 * system.h (GCOV_SIZE_TYPE): Unposion.
13 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
14 (GCOV_TYPE_SIZE): ...this new macro.
15 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
16 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
17 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
18 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
19 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
20 instead of unsigned_intSI_type_node.
21 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
22 (rtl_gen_one_value_profiler_no_edge_manipulation)
23 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
24 * value-prof.c: Include coverage.h.
26 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
27 Diego Novillo <dnovillo@redhat.com>
29 Fix PR tree-optimization/20703
30 Fix PR tree-optimization/20725
32 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
33 (create_expression_by_pieces): Ditto.
34 (valid_in_set): Ditto. Also handle tcc_declaration.
35 (find_or_generate_expression): Handle comparison class.
36 (insert_into_preds_of_block): Ditto.
38 (create_value_expr_from): Handle comparison class, recursively
39 handle reference nodes.
40 (compute_avail): Handle comparison classes, rewrite a little cleaner.
41 (execute_pre): Fix spacing.
42 (do_fre): Renamed to execute_fre.
44 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
46 * doc/invoke.texi (SPARC options): Document that
47 -mlittle-endian is not supported on Linux either.
49 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
53 * config.gcc (Obsolete configurations): Remove
54 sparclite-*-coff*, sparclite-*-elf* and sparc-*-openbsd*.
55 (sparclite-*-coff*): Delete.
56 (sparclite-*-elf*): Likewise.
57 (sparc86x-*-elf*): Likewise.
58 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
59 * config/sparc/lite.h: Delete.
60 * config/sparc/litecoff.h: Likewise.
61 * config/sparc/liteelf.h: Likewise.
62 * config/sparc/sp86x-elf.h: Likewise.
63 * config/sparc/t-sparclite: Likewise.
64 * config/sparc/t-sp86x: Likewise.
66 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
68 * config/s390/s390-protos.h: (s390_comparison,
69 s390_alc_comparison, s390_slb_comparison, const0_operand,
70 consttable_operand, larl_operand, s_operand,
71 shift_count_operand, bras_sym_operand, load_multiple_operation,
72 store_multiple_operation, s390_plus_operand): Remove prototypes.
73 (s390_legitimate_address_without_index_p): New prototype.
74 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
76 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
77 const0_operand, consttable_operand, larl_operand, s_operand,
78 shift_count_operand, bras_sym_operand, load_multiple_operation,
79 store_multiple_operation, s390_plus_operand): Move to
82 (s390_branch_condition_mask): Remove 'static'. Move prototype to
84 (s390_legitimate_address_without_index_p): New.
85 * config/s390/s390.h (PREDICATE_CODES): Remove.
86 * config/s390/s390.md: Include predicates.md.
87 * config/s390/predicates.md: New.
89 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
92 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
93 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
94 (NEED_INDICATE_EXEC_STACK): Define to 1.
95 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
96 (NEED_INDICATE_EXEC_STACK): Define to 1.
97 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
98 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
99 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
100 (pic_helper_emitted_p): New global.
101 (emit_pic_helper): New function extracted from...
102 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
103 Do not call emit_pic_helper if delay_pic_helper is true.
104 (sparc_expand_prologue): Pass 'false' to load_pic_register.
105 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
106 (sparc_file_end): New function.
108 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
110 * config/mcore/mcore-protos.h: Remove the prototypes for
111 mcore_arith_reg_operand, mcore_general_movsrc_operand,
112 mcore_general_movdst_operand, mcore_reload_operand,
113 mcore_arith_J_operand, mcore_arith_K_operand,
114 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
115 mcore_arith_K_S_operand, mcore_arith_imm_operand,
116 mcore_arith_any_imm_operand, mcore_arith_O_operand,
117 mcore_literal_K_operand, mcore_addsub_operand,
118 mcore_compare_operand, mcore_load_multiple_operation,
119 mcore_store_multiple_operation, mcore_call_address_operand.
120 Add a prototype for const_ok_for_mcore.
121 * config/mcore/mcore.c (mcore_call_address_operand,
122 mcore_general_movsrc_operand, mcore_general_movdst_operand,
123 mcore_arith_reg_operand, mcore_reload_operand,
124 mcore_arith_J_operand, mcore_arith_K_operand,
125 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
126 mcore_arith_M_operand, mcore_arith_imm_operand,
127 mcore_arith_any_imm_operand, mcore_arith_O_operand,
128 mcore_literal_K_operand, mcore_addsub_operand,
129 mcore_compare_operand, mcore_load_multiple_operation,
130 mcore_store_multiple_operation): Move to predicates.md.
131 (const_ok_for_mcore): Export.
132 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
133 * config/mcore/mcore.md: Include predicates.md.
134 * config/mcore/predicates.md: New.
136 * config/mcore/predicates.md: Fix a comment typo.
138 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
139 Adrian Straetling <straetling@de.ibm.com>
141 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
142 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
143 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
145 ("imul"): Removed from "type" attribute.
146 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
147 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
148 Changed type to imulsi.
149 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
151 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
153 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
154 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
155 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
156 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
157 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
158 (TARGET_SWITCHES, mcore_stack_increment_string)
159 (TARGET_OPTIONS): Delete.
160 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
161 than *_BIT constants.
162 (TARGET_8ALIGN): #undef old definition before redefining to 1.
163 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
164 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
165 (mcore_override_options): Delete mcore_stack_increment code.
166 Change use of M340_BIT to MASK_M340.
167 * config/mcore/mcore.opt: New file.
169 2005-04-04 Ian Lance Taylor <ian@airs.com>
171 * config/arm/arm.c (replace_symbols_in_block): Remove static
174 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
176 * config/fr30/fr30-protos.h: Remove the prototypes for
177 stack_add_operand, add_immediate_operand,
178 high_register_operand, low_register_operand, call_operand,
179 di_operand, and nonimmediate_di_operand.
180 * config/fr30/fr30.c (stack_add_operand,
181 add_immediate_operand, high_register_operand,
182 low_register_operand, call_operand, di_operand,
183 nonimmediate_di_operand): Move to predicates.md.
184 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
185 * config/fr30/fr30.md: Include predicates.md.
186 * config/fr30/predicates.md: New.
188 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
189 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
190 mcore_call_address_operand.
192 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
193 general_movsrc_operand.
195 2005-04-04 Alan Modra <amodra@bigpond.net.au>
197 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
200 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
203 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
206 2005-04-04 Richard Henderson <rth@redhat.com>
207 Jakub Jelinek <jakub@redhat.com>
209 PR rtl-optimization/16104
210 * fold-const.c (fold_unary): Fix folding of vector conversions.
212 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
214 * config.gcc (xstormy16-*-elf): Set extra_options.
215 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
216 * config/stormy16/stormy16.opt: New file.
218 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
220 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
221 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
222 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
223 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
224 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
225 (TARGET_UNIX_ASM): Delete.
226 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
227 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
228 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
229 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
230 * config/pdp11/pdp11.opt: New file.
232 2005-04-03 Roger Sayle <roger@eyesopen.com>
233 Alexandre Oliva <aoliva@redhat.com>
236 * fold-const.c (non_lvalue): Split tests into...
237 (maybe_lvalue_p): New function.
238 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
239 C++ front-end prior to lowering into gimple form.
241 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
243 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
244 BUILT_IN_STRNCASECMP): New.
245 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
248 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
251 * arm.md (addsi3_compare0_for_combiner): Delete.
252 (addsi3_compare0_scratch_for_combiner): Delete.
253 (cmpsi_neg_shiftsi): Delete.
254 (compare_negsi_si): New pattern.
255 (cmpsi_negshiftsi_si): New pattern.
256 (negated_cbranchsi4): Restrict to equality_operator.
258 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
261 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
263 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
266 * doc/install.texi: Fix a typo.
268 2005-04-03 Steven Bosscher <stevenb@suse.de>
271 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
272 a computed goto if the edge to the computed goto block has
273 incoming abnormal edges. Clarify how the function works.
275 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
277 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
278 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
279 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
280 hash_scan_set, reg_set_between_after_reload_p,
281 reg_used_between_after_reload_p, get_avail_load_store_reg,
282 eliminate_partially_redundant_load): Likewise.
283 * postreload.c (reload_cse_simplify_set,
284 reload_combine_note_use): Likewise.
285 * predict.c (predict_insn, expected_value_to_br_prob,
286 propagate_freq, expensive_function_p): Likewise.
287 * print-rtl.c (print_rtx): Likewise.
288 * profile.c (instrument_edges, instrument_values,
289 compute_branch_probabilities, branch_prob, union_groups,
290 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
291 * protoize.c (in_system_include_dir, file_could_be_converted,
292 file_normally_convertible, gen_aux_info_file, seek_to_line,
293 do_cleaning): Likewise.
294 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
295 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
296 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
298 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
300 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
301 * modulo-sched.c (undo_replace_buff_elem): New structure.
302 (kernel_number_of_cycles, ps_unschedule_node,
303 undo_generate_reg_moves,free_undo_replace_buff,
304 undo_permute_partial_schedule, loop_single_full_bb_p,
305 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
306 build_loops_structure, get_sched_window): New.
307 (generate_reg_moves): Return undo_replace_buff_elem and other
309 (generate_prolog_epilog): Remove old loop versioning.
310 (sms_schedule): Use loop information and loop_version.
311 (sms_schedule_by_order): Split part of it to get_sched_window.
312 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
313 cfg_layout_finalize and free_dominance_info before/after SMS.
315 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
317 * cfghooks.c (lv_flush_pending_stmts,
318 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
319 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
320 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
321 lv_add_condition_to_bb,
322 lv_adjust_loop_header_phi, extract_cond_bb_edges,
323 flush_pending_stmts): New in cfg_hooks structure.
324 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
325 extract_cond_bb_edges, lv_adjust_loop_header_phi,
326 lv_add_condition_to_bb): New declarations.
327 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
329 (loop_version): Declare.
330 * cfgloopmanip.c (cfghooks.h): Include.
331 (duplicate_loop_to_header_edge): Change return type to bool.
332 (loop_version, lv_adjust_loop_entry_edge): Move here.
333 * cfgrtl.c (cfgloop.h): Include.
334 (rtl_verify_flow_info_1): Fix.
335 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
336 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
338 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
339 tree_lv_add_condition_to_bb): New.
340 (tree_cfg_hooks): Add new hooks to initialization.
341 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
342 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
344 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
346 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
347 xstormy16_below100_or_register,
348 xstormy16_splittable_below100_or_register, and
349 nonimmediate_nonstack_operand.
351 * config/stormy16/stormy16-protos.h: Remove the prototypes for
352 xstormy16_ineqsi_operator, equality_operator,
353 inequality_operator, shift_operator,
354 xstormy16_below100_operand, xstormy16_below100_or_register,
355 xstormy16_splittable_below100_or_register,
356 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
357 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
358 equality_operator, inequality_operator,
359 xstormy16_below100_operand, xstormy16_below100_or_register,
360 xstormy16_splittable_below100_or_register,
361 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
362 nonimmediate_nonstack_operand, shift_operator): Move to
364 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
365 * config/stormy16/stormy16.md: Include predicates.md.
366 * config/stormy16/predicates.md: New.
368 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
370 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
371 small_int, large_int, reg_or_0_operand, simple_memory_operand,
372 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
373 move_operand, power_of_2_operand): Move to predicates.md.
374 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
375 PREDICATE_CODE): Remove.
376 * config/iq2000/iq2000.md: Include predicates.md.
377 * config/iq2000/predicates.md: New.
379 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
381 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
382 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
383 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
384 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
385 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
386 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
387 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
388 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
389 (TARGET_M68HC11): Delete.
390 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
391 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
392 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
393 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
394 (nb_soft_regs): Delete.
395 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
396 (m68hc11_override_options): Remove the code that caters for MASK_M6811
397 and MASK_M6812 being set simultaneously. Change the code that sets
398 the default m68hc11_soft_reg_count to use integers instead of strings.
399 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
400 m68hc11_soft_reg_count (which now has an int type) as the number
402 * config/m68hc11/m68hc11.opt: New file.
404 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
406 * config/fr30/fr30.h (PREDICATE_CODES): Remove
407 fp_displacement_operand, sp_displacement_operand.
409 * config/m68hc11/m68hc11-protos.h: Add a prototype for
411 Remove the prototypes for tst_operand, cmp_operand,
412 stack_register_operand, d_register_operand,
413 hard_addr_reg_operand, splitable_operand,
414 m68hc11_logical_operator, m68hc11_arith_operator,
415 m68hc11_non_shift_operator, m68hc11_shift_operator,
416 m68hc11_unary_operator, m68hc11_eq_compare_operator,
417 non_push_operand, hard_reg_operand, and
418 reg_or_some_mem_operand.
419 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
421 (tst_operand, cmp_operand, non_push_operand,
422 splitable_operand, reg_or_some_mem_operand,
423 stack_register_operand, d_register_operand,
424 hard_addr_reg_operand, hard_reg_operand,
425 m68hc11_eq_compare_operator, m68hc11_logical_operator,
426 m68hc11_arith_operator, m68hc11_non_shift_operator,
427 m68hc11_shift_operator, m68hc11_unary_operator): Move to
429 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
430 * config/m68hc11/m68hc11.md: Include predicates.md.
431 * config/m68hc11/predicates.md: New.
433 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
436 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
437 change checked in along with 2005-03-03's patch for debug/20253.
438 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
439 (remap_decl): Insert type decl in map earlier.
441 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
443 PR tree-optimization/20640
444 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
445 post-dominator if it has phi nodes.
446 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
447 before dead statements.
449 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
452 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
454 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
456 PR rtl-optimization/20290
457 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
458 in every iteration if the entry point is the exit test.
460 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
462 * config/cris/cris.md (attribute "length"): Define.
464 2005-04-02 Geoffrey Keating <geoffk@apple.com>
466 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
467 (word_offset_memref_operand): New.
468 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
469 (indexed_or_indirect_operand): Delete.
470 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
471 (indexed_or_indirect_operand): Delete.
473 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
476 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
479 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
480 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
482 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
484 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
486 2005-04-01 Ian Lance Taylor <ian@airs.com>
488 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
489 (rus, prus): Remove static variables.
490 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
491 (process_command): Permit report_times and use_pipes together.
493 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
495 * c-decl.c (validate_proto_after_old_defn): Look at
496 TYPE_MAIN_VARIANT of argument types.
498 2005-04-01 Paul Brook <paul@codesourcery.com>
500 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
501 (arm_output_function_epilogue): Allow call_via_SP.
502 (thumb_call_via_reg, arm_file_end): Ditto.
503 * config/arm/arm.h (struct machine_function): Include space for SP.
504 (thumb_call_via_label): Update declaration.
506 2005-04-01 Ian Lance Taylor <ian@airs.com>
508 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
509 doing a peephole optimization, once again put any notes in the
512 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
514 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
516 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
518 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
519 (block_alloc, find_free_reg): Likewise.
520 * loop-doloop.c (doloop_modify): Likewise.
521 * loop-invariant.c (record_use): Likewise.
522 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
523 get_iv_value, canon_condition, eliminate_implied_condition,
524 eliminate_implied_condition, simplify_using_initial_values,
525 shorten_into_mode, canonicalize_iv_subregs,
526 iv_number_of_iterations): Likewise.
527 * loop-unroll.c (expand_var_during_unrolling): Likewise.
528 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
529 unswitch_loop): Likewise.
530 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
531 move_movables, replace_call_address, find_and_verify_loops,
532 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
533 record_giv, final_giv_value, general_induction_var,
534 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
535 loop_giv_dump): Likewise.
537 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
538 GCOV_CHECK_WRITING): Remove.
539 (gcov_position, gcov_rewrite): Use gcc_assert.
540 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
541 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
542 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
545 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
547 * tree-inline.c: Fix a typo.
549 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
551 * configure.ac (enable-checking): Explicitly set all variables for
552 collective switch values. Alphabetize variables. Rename
553 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
555 * doc/install.texi (enable-checking): Update documentation.
556 * configure: Rebuilt.
558 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
560 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
563 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
565 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
566 Also reject cases where this pattern will cause load delay stalls
567 unless optimizing for size and it will produce a shorter sequence.
568 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
569 variants to avoid pre-adjusting the base when possible.
571 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
573 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
574 the frame and argument pointers.
575 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
576 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
577 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
578 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
579 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
580 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
582 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
584 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
585 with entry for selectany attribute.
586 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
588 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
589 (i386_pe_asm_named_section): Handle sections generated by
591 * doc/extend.texi (selectany): Document attribute.
593 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
594 Jan Hubicka <jh@suse.cz>
596 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
597 to fix addresses involving EBP and ESP.
598 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
599 for SUBREGed registers.
600 (legitimate_address_p): Accept SUBREGed registers.
602 2005-04-01 Jakub Jelinek <jakub@redhat.com>
605 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
606 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
609 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
611 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
613 2005-04-01 James E Wilson <wilson@specifixinc.com>
616 * dwarf2out.c (rtl_for_decl_init): New function.
617 (rtl_for_decl_location): Extracted from here.
618 (tree_add_const_value_attribute): Call rtl_for_decl_init and
619 add_const_value_attribute. Delete initializer_constant_valid_p call.
621 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
623 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
624 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
625 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
626 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
627 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
628 config/i386/i386.md, config/rs6000/predicates.md,
629 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
630 config/s390/s390.c, config/stormy16/stormy16.c,
631 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
634 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
637 * gimplify.c (gimplify_expr): Create a temporary for lvalue
638 COND_EXPR and CALL_EXPR.
640 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
643 * genautomata.c (first_cycle_unit_presence): Check all alternative
644 states for unit presence.
646 * doc/md.texi: Remove remark about impossibility to query unit
647 presence in non nondeterministic automaton state.
649 * config/ia64/ia64.c (get_template): Change order of unit querying.
651 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
653 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
656 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
658 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
659 flag for edges outside any loops.
661 2005-03-31 Janis Johnson <janis187@us.ibm.com>
663 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
665 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
667 * tree-ssa-alias.c: Follow spelling conventions.
668 * doc/tree-ssa.texi: Fix a typo.
670 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
672 * postreload-gcse.c: Include target.h.
673 (gcse_after_reload_main): Return early if we cannot modify jumps.
674 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
676 2005-03-31 David Edelsohn <edelsohn@gnu.org>
678 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
679 expensive operations.
681 2005-03-31 Ian Lance Taylor <ian@airs.com>
683 * collect2.c (lderrout): New variable.
684 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
685 if it is set, to stderr.
686 (handler): Unlink lderrout if it is set.
687 (dump_file): Add "to" parameter. Change all callers.
688 (main): Initialize lderrout.
689 (collect_execute): Add errname parameter. Change all callers.
690 Rename redir parameter to outname. Never pass
691 PEX_STDERR_TO_STDOUT to pex_run.
692 * collect2.h (collect_execute, dump_file): Update declarations.
693 * tlink.c (tlink_execute): Add errname parameter. Change all
695 (do_tlink): Check lderrout as well as ldout.
697 2005-03-31 Caroline Tice <ctice@apple.com>
699 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
700 (bb-reorder.o): Add errors.h to list of requirements.
701 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
702 profiledbootstrap flags.
703 * bb-reorder.c (errors.h): Add new include.
704 (struct bbro_basic_block_data_def): Add new field, in_trace.
705 (add_unlikely_executed_notes): Remove function.
706 (mark_bb_for_unlikely_executed_section): Remove function.
707 (insert_section_boundary_note): New function.
708 (verify_hot_cold_block_grouping): New function.
709 (push_to_next_round_p): Remove variables and tests that push all
710 cold blocks to last round.
711 (find_traces): Remove code that added extra round of trace finding
712 when doing partitioning.
713 (find_traces_1_round) : Remove variable last_round; add code to
714 update new struct field, in_trace; correct trace_length where it was
715 incorrect before (after call to copy_bb); change code that pushed all
716 cold blocks to last round. Instead verify that all blocks going into
717 a trace belong in the same partition.
718 (connect_traces): Modify to connect the traces in two passes, if the
719 function contains both hot and cold blocks. The first pass connects
720 all the traces for blocks in the partition that the first block in
721 the function belongs to; the second pass connnects all the traces
722 containing blocks that belong in the other partition.
723 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
724 code that automatically put the first block in a function into the
725 hot partition if the function had any hot blocks.
726 (fix_crossing_unconditional_branches): Check number of succ edges
727 before attempting to get one.
728 (fix_edges_for_rarely_executed_code): Update comment describing
730 (reorder_basic_blocks): Add code to initialize new field (in_trace);
731 remove call to add_unlikely_executed_notes; add call to
732 verify_hot_cold_block_grouping.
733 (duplicate_computed_gotos): Don't change computed goto if it's a
735 (partition_hot_cold_basic_blocks): Update function comment.
736 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
738 (try_forward_edges): Likewise.
739 (merge_blocks_move_predecessor_nojumps): Likewise.
740 (merge_blocks_move_successor_nojumps): Likewise.
741 (merge_blocks_move): Likewise.
742 (try_crossjump_bb): Likewise.
743 * cfglayout.c (update_unlikely_executed_notes): Remove function.
744 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
745 notes to cold bb's; remove call to update_unlikely_executed_notes.
746 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
747 NOTE_INSN_SWITCH_TEXT_SECTIONS.
748 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
749 function declaration.
750 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
752 (rtl_can_merge_blocks): Remove redundancy from condition.
753 (try_redirect_by_replacing_jump): Likewise.
754 (force_nonfallthru_and_redirect): Remove code for adding
755 UNLIKELY_EXECUTED_CODE notes to cold bb's.
756 (commit_one_edge_insertion): Likewise.
757 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
758 * dbxout.c (FORCE_TEXT): Replace function_section with
759 current_function_section.
760 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
761 function, switch_text_section.
762 (struct xcoff_debug): Likewise.
763 (dbxout_function_end): Add code to put out label diffs for both
764 hot and cold sections.
765 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
766 for new debug_hooks funciton, switch_text_section..
767 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
769 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
770 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
771 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
772 dw_fde_switched_sections.
773 (output_call_frame_info): Add test to see if function switches text
774 sections in the middle; if so, use appropriate extra hot and cold
775 section labels to compute size deltas for the hot and cold sections.
776 (dwarf2out_begin_prologue): Add code to initialize new fields in
778 (dwarf2out_switch_text_section): New function (invoked through
779 debug_hook); updates new fields in dw_fde_struct appropriately and
780 increments separate_line_info_table_in_use.
781 (dwarf2_debug_hooks): Initialize switch_text_section function to be
782 dwarf2out_switch_text_section.
783 (struct var_loc_node): Add new field, section_label.
784 (output_aranges): Add code to check whether in hot or cold section and
785 use the appropriate label in calculating deltas.
786 (output_ranges): Likewise.
787 (output_line_info): Add code to check which section we're in and
788 use appropriate hot/cold label.
789 (add_location_or_constant_value_attribute): Likewise.
790 (gen_subprogam_die): Modify arange attributes to use correct labels.
791 (dwarf2out_begin_block): Change call to function_section into call to
792 current_function_section.
793 (dwarf2out_end_block): Likewise.
794 (dwarf2out_source_line): Likewise.
795 (dwarf2out_var_location): Add code to check whether in hot or cold
796 section and use the appropriate label.
797 * except.c (output_function_exception_table): Change call to
798 function_section into call to current_function_section.
799 * final.c (profile_function): Likewise.
800 (scan_ahead_for_unlikely_executed_note): Remove function.
801 (final_scan_insn): Remove calls to
802 scan_ahead_for_unlikely_executed_note, and related code for switching
803 to cold section, except for the single time
804 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
805 debug_hooks->switch_text_sections; replace appropriate calls to
806 function_section with calls to current_function_section.
807 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
808 test_bb to condition.
809 (find_if_case_2): Likewise.
810 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
811 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
812 * opts.c (decode_options): Change warning about hot/cold partitioning
813 with exceptionss to inform (so as not to cause bootstrap failures);
814 remove warning about partitioning with DWARF debug info.
815 * output.h (current_function_section): Add new function decl.
816 (insert_section_boundary_note): Likewise.
817 (enum in_section): Move this declaration here from varasm.c.
818 (unlikely_section_label): Likewise.
819 (unlikely_text_section_name): Likewise.
820 (last_text_section_name): New global variable.
821 (last_text_section): Likewise.
822 (hot_section_label): Likewise.
823 (hot_section_end_label): Likewise.
824 (cold_section_end_label): Likewise.
825 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
826 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
827 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
828 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
829 insn from consideration.
830 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
832 * varasm.c (basic-block.h): Add new include.
833 (unlikely_section_label_printed): Remove global variable.
834 (unlikely_section_label): Make global variable not be static any more.
835 (unlikely_text_section_name): Likewise.
836 (hot_section_end_label): New global variable (not static)
837 (first_function_block_is_cold): Likewise.
838 (hot_section_label): Likewise.
839 (cold_section_end_label): Likewise..
840 (last_text_section): New global variable, not static.
841 (last_text_section_name): New global variable, not static.
842 (initialize_cold_section_name): New function.
843 (enum in_section): Move declaration to output.h.
844 (text_section): Update last_text_section.
845 (unlikely_text_section): Replace code to determine cold section name
846 with call to initialize_cold_section_name; Add code to update
847 last_text_section; remove code for printing out label.
848 (named_section_real): Add code to update last_text_section and
849 last_text_section_name as appropriate.
850 (function_section): Change test for 'unlikely' to depend on
851 first_function_block_is_cold (moved old test to
852 current_function_section).
853 (current_function_section): New function.
854 (assemble_start_function): Move code that frees
855 unlikely_text_section_name; initialize hot_section_end_label;
856 print hot and cold section labels at the start of the function;
857 set first_function_block_is_cold, if appropriate; initialize l
858 ast_text_section; add call to insert_section_boundary_note.
859 (assemble_end_function): Add code to write out hot and cold section
861 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
863 * config/darwin.c (machopic_select_section): Replace incorrect
864 function in base_funs; update reloc for cold sections if necessary.
865 * config/darwin.h (SECTION_FUNCTION): Add code to update
866 last_text_section if appropriate.
867 (text_unlikely_section): Remove.
868 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
869 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
870 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
871 partitioning for this architecture.
873 2005-03-31 Olivier Hainque <hainque@adacore.com>
875 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
876 defined and non-zero.
878 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
881 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
884 2005-03-31 Alan Modra <amodra@bigpond.net.au>
887 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
888 label operand. Remove (use (unspec..)). Don't emit a label on
890 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
891 generate inline label for load_toc_v4_PIC_1b.
892 (rs6000_emit_load_toc_table): Likewise.
894 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
896 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
897 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
899 2005-03-29 Devang Patel <dpatel@apple.com>
901 * tree-sra.c (decide_block_copy): Disable scalarization of
904 2005-03-30 Stuart Hastings <stuart@apple.com>
905 Dale Johannesen <dalej@apple.com>
907 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
908 * print-tree.c (print_node): Add case STATEMENT_LIST.
910 2005-03-31 Alan Modra <amodra@bigpond.net.au>
912 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
913 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
914 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
915 is given with "powerpc64*" or "all", or when --with-cpu chooses
918 2005-03-30 James E. Wilson <wilson@specifixinc.com>
921 * dwarf2out.c (add_high_low_attributes): New function, extracted from
922 gen_lexical_block_die.
923 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
925 2005-03-31 Jan Hubicka <jh@suse.cz>
927 2004-11-02 Jan Hubicka <jh@suse.cz>
929 * cgraph.c (cgraph_varpool_node_name): New function.
930 (dump_cgraph_varpool_node): New function.
931 (dump_varpool): New function.
932 * cgraphunit.c (cgraph_optimize): Dump varpool.
934 2004-10-16 Jan Hubicka <jh@suse.cz>
936 * cgraph.c (decide_is_variable_needed): New function.
937 (cgraph_varpool_finalize_decl): Use it.
938 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
940 * final.c (output_addr_const): Do not call mark_referenced.
941 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
942 always go via cgraph.
943 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
944 (check_global_declarations): Ifdef out code clearing DECL_RTL.
945 * tree-optimize.c (execute_inline): Mark functions called.
946 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
948 2004-10-11 Jan Hubicka <jh@suse.cz>
950 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
951 (cgraph_varpool_last_needed_node): New static variable.
952 (enqueue_needed_varpool_node): Break out from ...; add items to the
953 end of queue; update first pointers.
954 (cgraph_varpool_mark_needed_node): ... here.
955 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
956 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
957 * cgraph.h (cgraph_varpool_node): Add analyzed field.
958 (cgraph_varpool_first_unanalyzed_node): Declare.
959 * cgraphunit.c: Include output.h.
960 (cgraph_varpool_analyze_pending_decls): New function.
961 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
962 for errors, analyze pending decls.
963 (cgraph_finalize_compilation_unit): Only analyze decls.
964 (cgraph_optimize): Assemble the decls after expanding.
966 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
968 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
969 subvars get marked properly in tags for grouping.
970 (add_pointed_to_var): Mark only actual pointed to
971 variables/subvars in addresses needed.
972 (create_overlap_variables_for): Clear call clobbered on original
974 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
975 addresable vars with subvars into list.
976 * tree-ssa.c (verify_ssa_name): Verify original is not used where
979 2005-03-30 Richard Henderson <rth@redhat.com>
981 * cgraph.h (struct cgraph_node): Add alias.
982 * varasm.c (assemble_alias): Set it.
983 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
984 avoid calling cgraph_expand_function.
986 2005-03-30 Tom Tromey <tromey@redhat.com>
988 * tree.def (FILE_TYPE): Removed.
989 * typeclass.h (enum type_class): Removed file_type_class.
990 * dwarf2out.c (is_base_type): Updated.
991 (gen_type_die): Likewise.
992 * dbxout.c (dbxout_type): Updated.
993 * builtins.c (type_to_class): Updated.
994 * tree.c (type_contains_placeholder_1): Updated.
995 * config/sparc/sparc.c (sparc_type_code): Updated.
996 * config/ia64/ia64.c (hfa_element_mode): Updated.
997 * expr.c (count_type_elements): Updated.
998 * stor-layout.c (layout_type): Updated.
999 * tree-inline.c (remap_type): Updated.
1000 * tree-pretty-print.c (dump_generic_node): Updated.
1002 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1004 * builtins.c (expand_builtin_powi): Fix mode of
1005 2nd argument to match int.
1006 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1007 2nd argument type to int.
1008 * libgcc2.c: Change prototype of __powi* functions to use
1011 2005-03-30 Dale Johannesen <dalej@apple.com>
1014 * calls.c (expand_call): Flush pending deferrals before
1017 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1021 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1022 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1023 c_label_context, label_context_stack): New.
1024 * c-decl.c (define_label): Check for jumps into statement
1025 expressions. Add label to list of defined labels.
1026 (start_function): Push context on label_context_stack.
1027 (finish_function): Pop context from label_context_stack.
1028 * c-typeck.c (label_context_stack): New.
1029 (c_finish_goto_label): Check for jumps into statement
1030 expressions. Add label to list of jumped to labels.
1031 (struct c_switch): Add blocked_stmt_expr.
1032 (c_start_case): Initialize it.
1033 (do_case): Check it.
1034 (c_finish_case): Verify !blocked_stmt_expr.
1035 (c_begin_stmt_expr): Push context on label_context_stack.
1036 Increment blocked_stmt_expr. Mark labels jumped to from outside
1038 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1039 defined in the statement expression and no longer jumpable to.
1040 Mark labels jumped to from just outside the statement expression
1041 as again definable. Pop context from label_context_stack.
1042 * doc/extend.texi (Statement Exprs): Update.
1044 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1047 * c-decl.c (start_function): Check for old_decl being
1050 2005-03-30 Ian Lance Taylor <ian@airs.com>
1052 * final.c (final): Remove prescan parameter. Change all callers.
1053 (final_scan_insn): Remove prescan parameter. Change all callers.
1055 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1057 * tree-vectorizer.c: Fix comment typos.
1059 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1061 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1062 as soon as a chrec_dont_know is detected.
1064 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1066 Merge from csl-arm-branch.
1067 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1069 * tlink.c (recompile_files): Do not assume that "rename" can
1070 overwrite an existing file.
1072 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1074 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1075 * gcc/configure: Regenerate.
1077 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1079 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1081 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1083 * calls.c (struct arg_data): Update "partial" comment.
1084 (load_register_parameters): Update "nregs" comment.
1086 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1088 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1089 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1090 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1091 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1092 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1093 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1094 than target_flags & 0.
1095 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1096 (iq2000_arch, iq2000_parse_cpu): Delete.
1097 (TARGET_HANDLE_OPTION): Override default.
1098 (iq2000_handle_option): New function.
1099 (override_options): Remove -march= and -mcpu= handling.
1100 * config/iq2000/iq2000.opt: New file.
1102 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1104 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1105 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1106 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1107 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1108 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1109 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1110 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1111 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1112 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1113 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1114 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1115 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1116 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1117 (TARGET_OPTIONS): Delete.
1118 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1119 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1120 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1121 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1122 (c4x_cpu_version_string): Delete.
1123 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1124 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1125 equivalent -mcpu= option.
1126 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1127 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1128 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1129 or clearing the appropriate MASK_* bit.
1130 (c4x_file_start): Use c4x_cpu_version.
1131 * config/c4x/c4x.opt: New file.
1133 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1135 * doc/options.texi: Document the new MaskExists flag.
1136 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1137 if the option has the MaskExists flag.
1139 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1141 * opt-functions.awk (flag_set_p, test_flag): New functions.
1142 (switch_flags): Use them.
1143 * opth-gen.awk: Use flag_set_p to check for flags.
1144 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1146 2005-03-30 Ian Lance Taylor <ian@airs.com>
1148 * config.host (i[34567]86-*-mingw32*): Don't set
1149 host_can_use_collect2 to no.
1151 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1154 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1155 Remove convert_memory_address call duplicating that in memory_address.
1157 2005-03-29 Richard Henderson <rth@redhat.com>
1160 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1161 (build_compound_literal): Likewise. Propagate decl type into the
1163 (finish_decl): Likewise. Use new return value from complete_array_type
1164 for zero sized arrays.
1165 (complete_array_type): Move ...
1166 * c-common.c (complete_array_type): ... here. Change first argument
1167 to pointer-to-type-node. Consistently use sizetype for the index
1168 except for zero sized arrays. Detect zero sized arrays for pedantic
1169 mode diagnostics. Create a new type node instead of modifying the
1171 * c-tree.h (complete_array_type): Move decl ...
1172 * c-common.h (complete_array_type): ... here.
1174 2005-03-29 Richard Henderson <rth@redhat.com>
1177 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1179 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1181 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1182 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1183 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1184 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1186 2005-03-29 Eric Christopher <echristo@redhat.com>
1188 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1189 truthvalue conversion removal.
1191 2005-03-29 Ian Lance Taylor <ian@airs.com>
1194 * collect2.c: Never include <vfork.h>.
1195 (VFORK_STRING, vfork): Don't define.
1196 (pid): Remove global variable.
1197 (handler): Call raise instead of kill (getpid(), ...).
1198 (collect_wait): Add pex parameter. Change all callers. Use
1199 pex_get_status rather than pwait.
1200 (do_wait): Add pex parameter. Change all callers.
1201 (collect_execute): Return struct pex_obj * rather than void. Use
1202 pex routines rather than pexecute.
1203 (fork_execute): Get pex_obj from collect_execute, and pass it to
1205 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1206 Only declare quit_handler if SIGQUIT is defined.
1207 (scan_libraries): Likewise.
1208 * collect2.h (collect_execute): Update declaration.
1209 (collect_wait): Update declaration.
1210 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1211 pass it to collect_wait.
1213 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1216 * c-parser.c (c_parser_compound_statement_nostart): Give error
1217 message for EOF instead of just setting parser->error.
1219 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1221 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1222 (slpeel_update_phi_nodes_for_guard1): New function.
1223 (slpeel_update_phi_nodes_for_guard2): New function.
1224 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1225 of slpeel_update_phi_nodes_for_guard.
1226 (vectorize_loops): Remove call to loop_closed_rewrite.
1227 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1230 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1232 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1233 (TARGET_LITTLE_ENDIAN): New macro.
1234 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1235 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1236 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1237 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1238 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1239 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1240 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1241 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1242 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1243 (TARGET_OPTIONS): Delete.
1244 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1245 (CACHE_FLUSH_TRAP): Turn into an integer.
1246 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1247 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1248 -mflush-trap is in use.
1249 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1250 (m32r_cache_flush_trap_string): Delete.
1251 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1252 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1253 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1254 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1255 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1256 -mmodel= and -msdata= handling from...
1257 (m32r_init): ...here.
1258 * config/m32r/m32r.opt: New file.
1260 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1262 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1263 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1264 * tree-vect-analyze.c (vect_object_analysis): additional parm
1265 pass back a "struct ptr_info_def *" with the points-to info.
1266 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1267 statement using info returned from vect_object_analysis.
1268 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1269 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1270 for virtual uses and defs when creating a replacement vector
1271 reference. Call duplicate_ssa_name_ptr_info to define points-to
1272 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1273 (vectorizable_store): copy_virtual_operands and update
1274 definition statements.
1275 (vectorizable_load): copy_virtual_operands. Remove call to
1276 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1277 * tree-vectorizer.c (vectorize_loops): Remove calls to
1278 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1279 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1280 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1281 define macro STMT_VINFO_PTR_INFO for use in accessing.
1282 * tree.h add export of duplicate_ssa_name_ptr_info.
1283 * rs6000.c (altivec_init_builtins): Declare builtin function
1284 __builtin_altivec_mask_for_load to be "const".
1286 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1289 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1290 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1291 assemble_variable on aliases.
1292 * varasm.c (assemble_alias): Set node->alias.
1293 * toplev.c (wrapup_global_declarations): Don't call
1294 rest_of_decl_compilation on aliases again.
1296 2005-03-29 Paul Brook <paul@codesourcery.com>
1298 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1299 * config/arm/arm.c (arm_dbx_register_number): New function.
1300 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1302 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1305 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1306 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1308 2005-03-29 Dale Johannesen <dalej@apple.com>
1310 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1311 $(TREE_H) and $(COVERAGE_H).
1312 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1313 * opts.c (common_handle_option): Enable tree-based value transforms.
1314 * toplev.c (process_options): Ditto.
1315 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1316 refers to references to this type.
1317 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1318 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1319 for may_be_more, may_be_less.
1320 (rtl_gen_pow2_profiler): Adjust.
1321 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1322 (rtl_gen_one_value_profiler): Adjust.
1323 (rtl_gen_const_delta_profiler): Adjust.
1324 * tree-profile.c (tree_gen_interval_profiler): Implement.
1325 (tree_gen_pow2_profiler): Ditto.
1326 (tree_gen_one_value_profiler): Ditto.
1327 (tree_profiling): New.
1328 (pass_tree_profile): Reference it.
1329 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1331 (insn_divmod_values_to_profile): Rename to
1332 rtl_divmod_values_to_profile. Adjust.
1333 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1334 (insn_prefetch_values_to_profile): Adjust.
1335 (rtl_value_profile_transformations): Adjust.
1336 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1337 (gen_mod_pow2): Rename to rtl_mod_pow2.
1338 (gen_mod_subtract): Rename to rtl_mod_subtract.
1339 (divmod_fixed_value_transform): Rename to
1340 rtl_divmod_fixed_value_transform.
1341 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1342 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1343 (rtl_find_values_to_profile): Adjust.
1344 (tree_value_profile_transformations): Implement.
1345 (tree_divmod_values_to_profile): New.
1346 (tree_values_to_profile): New.
1347 (tree_divmod_fixed_value): New.
1348 (tree_mod_pow2): New.
1349 (tree_mod_subtract): New.
1350 (tree_divmod_fixed_value_transform): New.
1351 (tree_mod_pow2_value_transform): New.
1352 (tree_mod_subtract_transform): New.
1353 (tree_find_values_to_profile): Implement.
1354 * profile.c (instrument_values): Free histograms.
1355 (compute_value_histograms): Adjust. Implement tree version.
1357 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1359 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1360 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1361 variable. Output "fldcw" depending on round_mode.
1362 * config/i386/i386.md (UNSPEC_FIST): New.
1363 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1364 New isns patterns to implement lrint and llrint built-ins as x87
1366 (fistdi2, fist<mode>2 splitters): New splitters.
1367 (lrint<mode>2): New expanders.
1369 2005-03-28 Ian Lance Taylor <ian@airs.com>
1371 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1372 0 when calling final_scan_insn.
1374 2005-03-28 Jan Hubicka <jh@suse.cz>
1377 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1380 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1381 types where possible.
1383 2005-03-26 Per Bothner <per@bothner.com>
1385 Make -f[no-]show-column also control non-cpp diagnostics.
1386 * c.opt (fshow-column): Move option from here ...
1387 * common.opt (fshow-column): ... to here.
1388 * diagnostic.c (diagnostic_build_prefix): Only print column number
1389 if flag_show_column.
1391 2005-03-27 Steven Bosscher <stevenb@suse.de>
1393 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1394 vax_output_conditional_branch): New prototypes.
1395 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1396 extracted from vax.md mov and add patterns.
1397 (vax_output_conditional_branch): New function to output conditional
1398 branch instructions.
1399 * vax.md: Use mode macros for arithmetic and mov patterns.
1400 Use code macros for the jump patterns.
1402 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1404 * Makefile.in (libbackend.o): Depend on version files;
1405 add custom generation command.
1407 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1410 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1411 sure that we have a REG before getting its REGNO.
1413 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1415 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1416 * builtins.def (BUILT_IN_STRNDUP): New.
1418 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1420 PR tree-optimization/20470
1421 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1424 2005-03-25 Mike Stump <mrs@apple.com>
1426 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1429 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1431 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1432 Use our own structure definitions.
1434 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1435 (fix_truncdfsi2): Allow registers or memory as destination.
1436 When TARGET_PPC_GFXOPT, generate simplified pattern.
1437 (fix_truncdfsi2_internal): Use define_insn_and_split.
1438 (fix_truncdfsi2_internal_gfxopt): New.
1439 (fctiwz): Don't confuse register allocation by giving it no choices.
1441 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1442 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1443 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1444 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1446 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1448 * dominance.c (free_dominance_info): Speed up by freeing et
1449 data structures without maintaining other nodes.
1450 * et-forest.c (et_free_tree_force): New.
1451 * et-forest.h: Add a prototype for et_free_tree_force.
1453 * tree.c (get_set_constructor_bits,
1454 get_set_constructor_bytes): Remove.
1455 * tree.h: Remove the corresponding prototypes.
1457 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1460 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1461 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1462 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1463 PRE_DEC, NEG and NOT.
1465 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1467 * fold-const.c: Convert uses of fold (build (...)) to
1470 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1472 PR rtl-optimization/20249
1473 * cse.c (insert_regs): Do not record equivalence of registers in
1476 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1478 * emit-rtl.c (reverse_comparison): Remove.
1479 * rtl.h: Remove the corresponding prototype.
1481 2005-03-24 James E Wilson <wilson@specifixinc.com>
1483 * doc/install.texi (--enable-altivec): Delete docs.
1485 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1487 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1488 SFmode and DFmode before reload when
1489 flag_unsafe_math_optimizations not enabled.
1491 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1493 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1495 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1496 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1498 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1500 * configure.ac (enable-checking): Add 'runtime' option.
1501 * doc/install.texi (enable-checking): Document 'runtime' checking.
1502 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1503 * config.in: Regenerated.
1504 * configure: Regenerated.
1506 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1508 * optabs.h (enum optab_index): Remove OTI_llrint.
1509 (llrint_optab): Remove macro.
1510 * optabs.c (init_optabs): Remove llrint_optab initialization.
1511 * genopinit.c (optabs): Remove llrint_optab implementation.
1512 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1515 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1517 PR rtl-optimization/20532
1518 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1519 overflow when adding coefficients for PLUS or MINUS.
1520 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1523 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1525 * langhooks.h (truthvalue_conversion): Remove.
1526 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1527 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1528 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1529 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1530 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1532 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1534 * params.def: Fix a typo.
1535 * config/mips/mips.c: Follow the spelling convensions.
1536 * doc/invoke.texi: Fix typos.
1538 2005-03-18 Dale Johannese <dalej@apple.com>
1540 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1542 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1544 Fix PR tree-optimization/20601
1546 * tree-ssa-pre.c (insert_aux): Add missing condition to
1549 2005-03-23 Ian Lance Taylor <ian@airs.com>
1551 * final.c (final_scan_insn): Don't remove no-op instructions.
1552 * reload1.c (reload): Remove simple no-op instructions even when
1555 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1557 PR tree-optimization/20501
1558 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1559 reporting that peeling for alignment is applied moved to...
1560 * (vect_analyze_data_refs_alignment): Here.
1562 2005-03-23 Ian Lance Taylor <ian@airs.com>
1564 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1566 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1568 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1569 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1571 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1573 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1574 imply that this is called once, independent of asms in code.
1575 Adjust to now being pased output and input lists. Mention helper
1576 function decl_overlaps_hard_reg_set_p.
1577 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1578 hook_tree_tree_identity and to take three trees, returning third.
1579 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1581 * stmt.c: include hard-reg-set.h before tree.h.
1582 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1583 (decl_conflicts_with_clobbers_p): Call
1584 decl_overlaps_hard_reg_set_p.
1585 (expand_asm_operands): Pass output and input lists in call to
1586 targetm.md_asm_clobbers.
1587 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1588 hook_tree_tree_tree_tree_3rd_identity.
1589 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1591 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1592 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1593 parameters, first two unused.
1594 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1595 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1596 in constraint letters and MOF is not mentioned as a asm-declared
1597 register in neither of the input and output lists.
1599 2005-03-23 DJ Delorie <dj@redhat.com>
1601 * optabs.c (expand_binop): Make sure the first subword's result
1604 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1606 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1607 Call c_common_truthvalue_conversion rather than
1608 lang_hooks.truthvalue_conversion.
1609 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1610 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1612 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1613 c_common_truthvalue_conversion.
1614 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1615 c_parser_conditional_expression, c_parser_binary_expression): Call
1616 c_objc_common_truthvalue_conversion.
1617 * c-typeck.c (build_unary_op): Call
1618 c_objc_common_truthvalue_conversion.
1619 (build_conditional_expr): Do not call
1620 lang_hooks.truthvalue_conversion.
1621 (build_binary_op): Call c_common_truthvalue_conversion.
1622 (c_objc_common_truthvalue_conversion): Moved from
1623 c-objc-common.c. Call default_function_array_conversion instead
1624 of default_conversion.
1626 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1628 * c-common.h (default_conversion): Remove.
1629 (perform_integral_promotions): Add.
1630 * c-tree.h (default_conversion): Add.
1631 * c-typeck.c (perform_integral_promotions): New, split out from
1633 * c-common.c (check_case_value): Use perform_integral_promotions,
1634 not default_conversion.
1635 (c_add_case_label): Don't continue processing case label after
1636 found to be pointer.
1638 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1640 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1641 the prefix list if we have already added a multilib directory
1643 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1646 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1648 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1650 * reload.h: Remove the prototype for indirect_symref_ok.
1652 * reload1.c (indirect_symref_ok): Make it global.
1653 * reload.h: Add a prototype for indirect_symref_ok.
1655 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1657 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1660 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1662 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1664 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1666 * c-opts.c (c_common_parse_file): Only start/end main source file
1667 if debug hooks says the writer wants it.
1668 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1670 (xcoff_debug_hooks): Ditto.
1671 * debug.c (do_nothing_hooks): Ditto.
1672 * debug.h (gcc_debug_hooks): Ditto.
1673 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1674 * sdbout.c (sdb_debug_hooks): Ditto.
1675 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1677 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1679 * doc/extend.texi: Deprecate C++ min/max operators.
1681 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1683 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1684 artificial original candidates.
1686 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1687 Jan Hubicka <jh@suse.cz>
1688 Steven Bosscher <stevenb@suse.de>
1690 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1691 call cost based on argument sizes.
1692 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1694 * params.def: (max-inline-inssn-single): Set to 450.
1695 (max-inline-insns-auto): Set to 90.
1696 (max-inline-insns-recursive): Set to 450
1697 (max-inline-insns-recursive-auto): Set to 450.
1698 (large-function-insns): Set to 2700.
1699 (inline-call-cost): New parameter.
1700 * tree-inline.c (estimate_move_cost): New function.
1701 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1702 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1704 * tree-inline.h (estimate_move_cost): Declare.
1705 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1706 (max-inline-insns-auto): Change default to 90.
1707 (max-inline-insns-recursive): Change default to 450
1708 (max-inline-insns-recursive-auto): Change default to 450.
1709 (large-function-insns): Change default to 2700.
1710 (inline-call-cost): Document new parameter.
1712 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1714 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1715 (TARGET_DEFAULT): Delete.
1716 * config/i860/i860.opt: New file.
1718 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1720 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1721 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1722 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1723 (frv_sched_lookahead): Delete.
1724 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1725 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1726 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1727 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1728 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1729 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1730 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1731 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1732 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1733 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1734 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1735 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1736 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1737 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1738 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1739 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1740 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1741 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1742 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1743 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1744 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1745 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1746 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1747 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1748 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1749 (frv_sched_lookahead): Delete.
1750 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1751 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1752 (frv_handle_option): New function. Move -mcpu= handling from...
1753 (frv_override_options): ...here. Remove handling of other
1755 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1756 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1757 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1758 and TARGET_NO_MULTI_CE.
1759 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1760 !TARGET_VLIW_BRANCH.
1761 * config/frv/frv.opt: New file.
1763 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1765 * fold-const.c (fold_ternary): Take decomposed arguments of
1767 (fold): Update a call to fold_ternary.
1769 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1770 * tree.h: Add corresponding prototypes.
1772 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1775 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1776 between jump table and its label.
1777 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1778 resp. ADDR_DIFF_VEC and the label preceeding it.
1779 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1780 is emitted in the right section.
1782 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1784 * fold-const.c (fold_unary, fold_binary): Update comments
1787 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1789 PR rtl-optimization/20527
1790 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1791 REG_INC note, test that the register also isn't mentioned in PRED
1794 2005-03-22 Ben Elliston <bje@au.ibm.com>
1796 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1799 2005-03-21 Mike Stump <mrs@apple.com>
1801 * varasm.c (default_assemble_visibility): Remove extra ().
1803 2005-03-21 Roger Sayle <roger@eyesopen.com>
1806 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1807 to determine whether a block can be duplicated, rather than test
1808 whether the block contains noncopyable insns ourselves.
1810 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1812 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1815 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1817 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1819 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1821 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1822 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1823 * config/fr30/fr30.opt: New file.
1825 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1827 Fix PR tree-optimization/20542
1829 * tree-flow-inline.h (overlap_subvar): Move to here.
1830 * tree-ssa-operands.c: From here.
1831 * tree-flow.h (overlap_subvar): Declare.
1832 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1833 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1834 for variables with subvars.
1836 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1839 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1840 * modulo-sched.c (const_iteration_count): Return on NULL
1842 (print_node_sched_params): Return on NULL dump_file.
1843 (generate_reg_moves): Handle reg-anti dependencies and disregard
1844 closing branch when generating register moves.
1845 (sms_schedule): Mark the SMSed block dirty.
1846 * passes.c (rest_of_handle_sms): Call update_life_info for all
1848 * testsuite/gcc.dg/20050321-1.c: New test.
1850 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1852 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1853 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1854 movqi_internal): Likewise.
1856 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1858 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1859 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1860 xtensa_b4const): Delete prototypes.
1861 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1862 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1863 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1864 xtensa_extra_constraint): New prototypes.
1865 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1866 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1867 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1868 move_operand, const_float_1_operand, fpmem_offset_operand,
1869 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1870 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1871 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1872 argument type to HOST_WIDE_INT.
1873 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1874 xtensa_mask_immediate): Likewise.
1875 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1876 Likewise. Also make these functions static.
1877 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1878 (xtensa_const_ok_for_letter_p): New.
1879 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1880 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1881 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1882 move_operand, const_float_1_operand, fpmem_offset_operand,
1883 branch_operator, ubranch_operator, boolean_operator): Move to
1885 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1886 (xtensa_mem_offset): Change return type to bool.
1887 (xtensa_extra_constraint): New.
1888 (gen_int_relational): Update type of const_range_p function pointer.
1889 Use xtensa_b4const_or_zero.
1890 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1891 xtensa_const_ok_for_letter_p. Update comments.
1892 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1893 (PREDICATE_CODES): Delete.
1894 * config/xtensa/xtensa.md: Include predicates.md.
1895 * config/xtensa/predicates.md: New file.
1897 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1899 * config/v850/v850-protos.h: Remove the prototypes for
1900 reg_or_int9_operand, reg_or_const_operand,
1901 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1902 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1903 movsi_source_operand, power_of_two_operand,
1904 not_power_of_two_operand, special_symbolref_operand,
1905 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1906 register_is_ok_for_epilogue.
1907 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1908 reg_or_int9_operand, reg_or_const_operand,
1909 call_address_operand, special_symbolref_operand,
1910 movsi_source_operand, power_of_two_operand,
1911 not_power_of_two_operand, register_is_ok_for_epilogue,
1912 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1913 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1915 * config/v850/v850.h (PREDICATE_CODES): Remove.
1916 * config/v850/v850.md: Include predicates.md.
1917 * config/v850/predicates.md: New.
1919 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1921 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1922 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1923 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1924 (itoolsdir, itoolsdatadir): Move definition above new first use.
1925 (install-itoolsdirs): New rule.
1926 (install-mkheaders): Depend on install-itoolsdirs, not
1927 install-include-dir.
1929 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1931 * tree-into-ssa.c: Remove obsolete comments.
1933 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1935 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1936 unrolling if -fpeel-loops is specified, too.
1937 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1938 Remove superfluous check for flag_unroll_loops.
1940 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1942 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1943 (lrint_optab, llrint_optab): Define corresponding macros.
1944 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1945 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1946 pattern and llrint_optab using llrintdi2 patterns.
1947 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1948 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1949 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1950 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1951 flag_unsafe_math_optimizations is set.
1953 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1955 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1956 simplify_logical, if_then_else_cond, known_cond,
1957 simplify_comparison): Adjust calls to reverse_comparison.
1958 Don't use combine_reversed_comparison_code).
1959 (combine_reversed_comparison_code): Remove.
1960 (reversed_comparison): Using reversed_comparison_code, move it...
1961 * jump.c (reversed_comparison): ... here.
1962 * rtl.h (reversed_comparison): Add prototype.
1964 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1966 * builtins.c (fold_builtin): Take decomposed arguments of
1968 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1969 * gimplify.c (gimplify_call_expr): Likewise.
1970 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1971 * tree.h: Update the prototype of fold_builtin.
1973 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1975 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1976 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1977 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1978 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1979 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1981 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1983 * builtins.c (fold_builtin_1): Take decomposed arguments of
1985 (fold_builtin): Update a call to fold_builtin_1.
1987 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1990 * gcov.c (output_lines): Only output function block summary when
1991 outputting branch information.
1992 * doc/gcov.texi: Document format of preamble and additional block
1995 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1997 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1998 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1999 the defaults false if BITS_PER_UNIT != 8.
2000 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2001 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2002 than BITS_PER_UNIT != 8.
2003 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2004 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2005 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2007 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2008 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2010 2005-03-20 Roger Sayle <roger@eyesopen.com>
2013 * fold-const.c (fold_binary): Fix type mismatch between
2014 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2015 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2016 for non-truth-valued expressions.
2018 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2019 and FUNCTION_DECL in the main switch.
2020 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2021 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2022 we also need to convert their operands to match.
2023 <TRUTH_NOT_EXPR>: Likewise.
2025 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2027 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2028 diagnostic without checking whether an lvalue.
2029 * c-common.h (lvalue_p): Remove.
2030 (enum lvalue_use): Update comment.
2031 (lvalue_or_else): Replace by lvalue_error.
2032 * c-typeck.c (lvalue_p): Make static.
2033 (lvalue_or_else): New. Call lvalue_error.
2035 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2037 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2038 (function_arg_advance): Use rs6000_parm_start.
2039 (function_arg, rs6000_arg_partial_bytes): Likewise.
2041 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2043 * c-common.c (check_case_value): Adjust comment about stripping
2045 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2046 * c-typeck.c (default_conversion, convert_arguments,
2047 build_modify_expr, convert_for_assignment, store_init_value,
2048 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2049 manually. Remove inaccurate comments.
2051 2005-03-20 Roger Sayle <roger@eyesopen.com>
2052 Joseph S. Myers <joseph@codesourcery.com>
2054 * varasm.c (do_assemble_alias): Restore comment describing function.
2055 Annotate the target parameter as potentially unused.
2057 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2060 * config/avr/avr.c (avr_output_function_prologue): Do not use
2061 current_function_name() in a label, use a local label instead.
2063 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2065 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2066 flag_finite_math_only, not flag_unsafe_math_optimizations.
2068 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2070 * builtins.c (fold_builtin_1): Update a call to
2071 targetm.fold_builtin.
2072 * hooks.c (hook_tree_tree_bool_null): Rename to
2073 hook_tree_tree_tree_bool_null. Take one more argument of type
2075 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2076 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2077 hook_tree_tree_tree_bool_null.
2078 * target.h (gcc_target): Update the prototype of fold_builtin.
2079 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2080 arguments of CALL_EXPR.
2081 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2084 2005-03-20 Jan Hubicka <jh@suse.cz>
2086 * cgraph.h (cgraph_node): Add prev_clone pointer.
2087 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2088 (cgraph_clone_node): Produce doubly linked chain.
2090 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2092 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2093 get_nonnull_operand, handle_sentinel_attribute,
2094 check_function_arguments_recurse): Do not strip NOPS from
2096 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2098 * c-format.c (get_constant): Likewise.
2099 * c-parser.c (c_parser_postfix_expression): Likewise.
2100 * c-typeck.c (set_init_index): Likewise.
2101 (convert_arguments): Don't check for NOP_EXPR containing integer
2104 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2106 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2107 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2108 Take decomposed arguments of CALL_EXPR.
2109 (fold_builtin_1): Update calls to the functions mentioned
2112 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2114 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2115 width to have integer type.
2116 (build_enumerator): Require enumerator value to have integer type.
2118 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2120 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2123 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2125 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2126 std=iso9899:199x): Correct descriptions.
2128 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2130 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2133 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2135 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2137 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2138 fold_builtin_memcpy.
2140 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2141 arguments of CALL_EXPR.
2142 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2143 fold_builtin_found, fold_builtin_1): Update calls to
2144 fold_trunc_transparent_mathfn.
2146 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2149 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2150 function pointers on targets that require function pointer
2152 (fold_sign_changed_comparison): Likewise.
2154 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2156 * combine.c (try_combine): When changing the mode of a hard reg, make
2157 sure that doing so is valid.
2159 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2161 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2162 (TARGET_HANDLE_OPTION): Override default.
2163 (avr_handle_option): New function.
2164 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2165 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2166 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2167 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2168 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2169 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2170 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2171 (TARGET_OPTIONS): Delete.
2172 * config/avr/avr.opt: New file.
2174 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2176 * config/m32r/m32r-protos.h: Remove the prototypes for
2177 call_address_operand, symbolic_operand, seth_add3_operand,
2178 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2179 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2180 two_insn_const_operand, move_src_operand,
2181 move_double_src_operand, move_dest_operand,
2182 eqne_comparison_operator, signed_comparison_operator,
2183 large_insn_p, conditional_move_operand, carry_compare_operand,
2184 m32r_block_immediate_operand, extend_operand,
2185 reg_or_eq_int16_operand, int8_operand, and
2186 reg_or_zero_operand.
2187 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2188 seth_add3_operand, int8_operand, cmp_int16_operand,
2189 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2190 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2191 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2192 move_double_src_operand, move_dest_operand,
2193 eqne_comparison_operator, signed_comparison_operator,
2194 extend_operand, small_insn_p, large_insn_p,
2195 conditional_move_operand, carry_compare_operand,
2196 m32r_block_immediate_operand): Move to predicates.md.
2197 (MAX_MOVE_BYTES): Move to m32r.h.
2198 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2199 * config/m32r/m32r.md: Include predicates.md.
2200 * config/m32r/predicates.md: New.
2202 2005-03-18 James E Wilson <wilson@specifixinc.com>
2205 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2208 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2210 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2211 call_address_operand, const_8bit_operand.
2212 * config/mn10300/mn10300.c (call_address_operand,
2213 const_8bit_operand, const_1f_operand): Move to predicates.md.
2214 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2215 * config/mn10300/mn10300.md: Include predicates.md.
2216 * config/mn10300/predicates.md: New.
2218 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2220 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2221 declarations in diagnostics and %E for identifiers, not %s.
2223 2005-03-18 Jan Hubicka <jh@suse.cz>
2224 Dale Johannesen <dalej@apple.com>
2226 * basic-block.h (scale_bbs_frequencies_int,
2227 scale_bbs_frequencies_gcov_type): Declare.
2228 * cfg.c (RDIV): New macro.
2229 (update_bb_frequency_for_threading): Fix.
2230 * basic-block.h (scale_bbs_frequencies_int,
2231 scale_bbs_frequencies_gcov_type): New.
2232 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2233 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2234 scale_bbs_frequencies_int.
2235 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2237 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2239 * config/m32r/m32r-protos.h: Remove the prototypes for
2240 call_address_operand, symbolic_operand, seth_add3_operand,
2241 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2242 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2243 two_insn_const_operand, move_src_operand,
2244 move_double_src_operand, move_dest_operand,
2245 eqne_comparison_operator, signed_comparison_operator,
2246 large_insn_p, conditional_move_operand, carry_compare_operand,
2247 m32r_block_immediate_operand, extend_operand,
2248 reg_or_eq_int16_operand, int8_operand, and
2249 reg_or_zero_operand.
2250 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2251 seth_add3_operand, int8_operand, cmp_int16_operand,
2252 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2253 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2254 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2255 move_double_src_operand, move_dest_operand,
2256 eqne_comparison_operator, signed_comparison_operator,
2257 extend_operand, small_insn_p, large_insn_p,
2258 conditional_move_operand, carry_compare_operand,
2259 m32r_block_immediate_operand): Move to predicates.md.
2260 (MAX_MOVE_BYTES): Move to m32r.h.
2261 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2262 * config/m32r/m32r.md: Include predicates.md.
2263 * config/m32r/predicates.md: New.
2265 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2267 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2268 symbolic_operand, symbolic_memory_operand,
2269 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2270 indexed_memory_operand, move_dest_operand, move_src_operand,
2271 prefetch_cc_operand, prefetch_nocc_operand,
2272 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2273 arith_operand, arith11_operand, pre_cint_operand,
2274 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2275 ireg_operand, int5_operand, uint5_operand, int11_operand,
2276 uint32_operand, arith5_operand, and_operand, ior_operand,
2277 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2278 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2279 shadd_operand, movb_comparison_operator,
2280 cmpib_comparison_operator): Move to predicates.md.
2281 (magic_milli, shadd_constant_p): Make it extern.
2282 * config/pa/pa.h (PREDICATE_CODES): Remove.
2283 * config/pa/pa.md: Include predicates.md.
2284 * config/pa/predicates.md: New.
2286 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2289 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2291 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2292 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2293 config/alpha/freebsd.h, config/alpha/linux.h,
2294 config/alpha/netbsd.h, config/alpha/osf5.h,
2295 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2296 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2297 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2298 doc/cppopts.texi: Update copyright.
2300 2005-03-18 Jan Hubicka <jh@suse.cz>
2303 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2305 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2308 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2310 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2313 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2315 * combine.c (gen_binary): Remove.
2316 (known_cond, simplify_shift_const, find_split_point,
2317 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2318 simplify_logical, expand_field_assignment, extract_left_shift,
2319 force_to_mode, if_then_else_cond, apply_distributive_law,
2320 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2321 simplify_comparison, reversed_comparison): Replace with
2322 simplify_gen_binary, simplify_gen_relational or
2323 distribute_and_simplify_rtx.
2324 (distribute_and_simplify_rtx): New function.
2326 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2327 Paolo Bonzini <gcc.gnu.org>
2329 * calls.c (setjmp_call_p, special_function_p): Update comments
2330 at the head of the functions.
2332 2005-03-18 Jan Hubicka <jh@suse.cz>
2334 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2336 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2337 function body should be released; do not proactively release function
2338 bodies in non-unit-at-a-time mode.
2340 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2342 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2343 mno-fp-ret-in-387 multilib variants.
2345 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2347 * common.opt (m): Remove.
2348 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2350 (common_handle_option): Remove OPT_m case.
2352 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2354 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2356 (fold_builtin_1): Update a call to fold_builtin_bitop.
2358 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2360 (fold_builtin_1): Update a call to fold_builtin_signbit.
2362 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2364 PR tree-optimization/20474
2365 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2366 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2368 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2370 * config/h8300/h8300-protos.h: Remove prototypes for
2371 general_operand_src, general_operand_dst, single_one_operand,
2372 single_zero_operand, call_insn_operand,
2373 two_insn_adds_subs_operand, small_call_insn_operand,
2374 jump_address_operand, bit_operand, bit_memory_operand,
2375 stack_pointer_operand, const_int_gt_2_operand,
2376 const_int_ge_8_operand, const_int_qi_operand,
2377 const_int_hi_operand, incdec_operand, bit_operator,
2378 nshift_operator, eqne_operator, gtle_operator,
2379 gtuleu_operator, iorxor_operator.
2380 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2381 h8300_ldm_stm_parallel.
2382 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2384 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2385 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2386 (h8300_ldm_stm_parallel): Make it extern.
2387 (h8300_ldm_parallel, h8300_stm_parallel,
2388 h8300_return_parallel, general_operand_src,
2389 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2390 nibble_operand, reg_or_nibble_operand, single_one_operand,
2391 single_zero_operand, call_insn_operand,
2392 two_insn_adds_subs_operand, small_call_insn_operand,
2393 jump_address_operand, bit_operand, bit_memory_operand,
2394 stack_pointer_operand, const_int_gt_2_operand,
2395 const_int_ge_8_operand, const_int_qi_operand,
2396 const_int_hi_operand, incdec_operand, eqne_operator,
2397 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2398 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2399 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2400 nshift_operator): Move to predicates.md.
2401 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2402 * config/h8300/h8300.md: Include predicates.md.
2403 * config/h8300/predicates.md: New.
2405 2005-03-17 Richard Henderson <rth@redhat.com>
2407 * config.gcc (ia64*-*-hpux*): Add extra_options.
2408 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2409 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2410 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2411 (ia64_tls_size_string, ia64_tune_string): Remove.
2412 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2413 (TARGET_DEFAULT_TARGET_FLAGS): New.
2414 (TARGET_HANDLE_OPTION): New.
2415 (ia64_override_options): Move options parsing ...
2416 (ia64_handle_option): ... here. New.
2417 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2418 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2419 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2420 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2421 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2422 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2423 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2424 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2425 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2426 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2427 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2428 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2429 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2430 TARGET_EARLY_STOP_BITS): Remove.
2431 (TARGET_ILP32): Default false.
2432 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2433 (enum ia64_inline_type): New.
2434 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2435 * config/ia64/ia64.md: Update for new definitions of
2436 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2437 * config/ia64/ia64.opt: New file.
2438 * config/ia64/ilp32.opt: New file.
2440 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2443 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2445 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2447 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2448 instead of MASK_H8300S.
2449 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2450 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2451 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2452 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2453 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2454 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2455 TARGET_SWITCHES): Remove.
2456 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2458 * config/h8300/h8300.opt: New.
2460 * config/alpha/alpha.opt, config/arc/arc.opt,
2461 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2464 2005-03-17 Ian Lance Taylor <ian@airs.com>
2468 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2470 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2471 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2472 (TARGET_HANDLE_OPTION): Override default.
2473 (arc_handle_option): New function.
2474 (arc_init): Remove code to set arch_cpu_string.
2475 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2476 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2477 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2478 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2479 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2480 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2481 (arc_rodata_string, TARGET_OPTIONS): Delete.
2482 * config/arc/arc.opt: New file.
2484 2005-03-17 Richard Henderson <rth@redhat.com>
2486 * doc/extend.texi (Weak Pragmas): New section.
2487 (attribute alias): Clarify that target must be in the same
2490 2005-03-17 Richard Henderson <rth@redhat.com>
2492 * config/alpha/alpha.opt: New file.
2493 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2495 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2496 alpha_fprm_string, alpha_fptm_string): Make static.
2497 (alpha_tls_size_string): Remove.
2498 (alpha_handle_option): New.
2499 (override_options): Update for alpha_cpu/alpha_tune split.
2500 (alpha_file_start): Likewise.
2501 (TARGET_DEFAULT_TARGET_FLAGS): New.
2502 (TARGET_HANDLE_OPTION): New.
2503 * config/alpha/alpha.h (alpha_tune): Declare.
2504 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2505 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2506 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2507 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2508 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2509 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2510 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2511 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2512 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2513 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2514 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2515 (TARGET_DEFAULT): Remove MASK_FP.
2516 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2517 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2518 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2519 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2520 alpha_tls_size_string): Remove.
2521 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2522 (attribute tune): Rename from attribute cpu.
2523 * config/alpha/ev4.md: Update to match.
2524 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2525 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2526 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2527 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2528 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2529 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2531 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2533 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2534 and return without creating new state if before_nops_num is nonzero.
2535 * config/ia64/ia64.md (first_insn): New attribute.
2536 (alloc): Set it to yes.
2538 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2540 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2541 STMT_VINFO_SUBVARS to NULL.
2542 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2544 2005-03-16 Dale Johannesen <dalej@apple.com>
2546 * rtlanal.c (find_first_parameter_load): Rewrite to
2547 return actual first param load or the call if none,
2548 instead of first in block, when not all loads exist.
2550 2005-03-16 Roger Sayle <roger@eyesopen.com>
2552 * optabs.c (expand_copysign_absneg): Make static.
2553 * optabs.h (expand_copysign_absneg): Delete prototype.
2554 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2556 2005-03-16 Richard Henderson <rth@redhat.com>
2559 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2560 (alias_pairs): Rename from output_defs.
2561 (find_decl_and_mark_needed): Split out from assemble_alias.
2562 (do_assemble_alias): New.
2563 (assemble_output_def): Remove.
2564 (finish_aliases_1, finish_aliases_2): New.
2565 (process_pending_assemble_output_defs): Remove.
2566 (assemble_alias): Defer aliases for which we don't yet have a
2567 non-external decl for the target symbol.
2568 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2569 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2570 * toplev.c (compile_file): Use finish_aliases_2 instead of
2571 process_pending_assemble_output_defs.
2572 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2573 (process_pending_assemble_output_defs): Remove.
2575 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2577 Fix PR tree-optimization/20489
2579 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2580 for empty structures.
2582 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2584 Fix PR tree-optimization/20490
2586 * tree-ssa-pre.c (create_expression_by_pieces): Use
2587 force_gimple_operand on result of fold.
2589 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2591 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2592 of closing parenthesis.
2594 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2596 * builtins.c (expand_movstr): Update a call to
2597 fold_builtin_strcpy.
2598 (expand_builtin_strncpy): Update a call to
2599 fold_builtin_strncpy.
2600 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2601 arguments of CALL_EXPR.
2602 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2603 fold_builtin_strncpy.
2604 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2605 * tree.h: Update the prototypes of fold_builtin_strcpy and
2606 fold_builtin_strncpy.
2608 2005-03-16 Steven Bosscher <stevenb@suse.de>
2609 Dorit Naishlos <dorit@il.ibm.com>
2611 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2612 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2615 2005-03-16 Steven Bosscher <stevenb@suse.de>
2617 * tree-inline.c (walk_type_fields, walk_tree,
2618 walk_tree_without_duplicates): Move from here...
2619 * tree.c: ...to here.
2621 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2623 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2624 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2625 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2626 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2627 (version): Define using $(BASEVER_c).
2628 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2630 (version.o): Depend on version files; add custom generation command.
2631 (prefix.o): Define BASEVER on command line.
2632 (s-iov): Depend on version files; adjust command.
2633 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2635 (gcc-vers.texi): New rule.
2636 (doc/%.info, doc/%.dvi): Add -I . to command line.
2637 (doc/gccinstall.dvi): Likewise.
2638 (PACKAGE): Delete. All uses replaced with "gcc".
2639 * aclocal.m4: Do not include gcc-version.m4.
2640 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2641 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2642 Set is_release based on contents of DEV-PHASE.
2643 Set gcc_version based on contents of BASE-VER.
2644 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2645 * config.in, configure: Regenerate.
2646 * gccbug.in: Determine version of GCC in use at runtime.
2647 * gcov-iov.c: Get version number and development phase from
2648 command line, not by including version.c.
2649 * intl.c: Replace all uses of PACKAGE with "gcc".
2650 * libada-mk.in: Delete unused "gcc_version" variable.
2651 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2652 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2653 commentary to match.
2654 (version_string): Put together from pieces.
2655 * config/alpha/x-vms: Do not use $(gcc_version).
2656 * config/i386/t-nwld: Likewise.
2657 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2658 version-GCC and DEVELOPMENT.
2660 2005-03-15 Roger Sayle <roger@eyesopen.com>
2662 PR tree-optimization/17454
2663 * tree.c (tree_size): Add case for TREE_BINFO.
2664 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2665 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2667 2005-03-15 Roger Sayle <roger@eyesopen.com>
2669 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2670 op1 whilst expanding the signed widenening multiply variant.
2672 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2674 * toplev.c (display_target_options): Avoid unused variable warning if
2675 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2676 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2677 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2678 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2679 (mips_isa_info): New variable.
2680 (mips_parse_cpu): Remove the first argument and leave the caller
2682 (TARGET_HANDLE_OPTION): Override default.
2683 (mips_handle_option): New function. Move option validation code from...
2684 (override_options): ...here. Update calls to mips_parse_cpu.
2685 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2686 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2687 (SUBTARGET_TARGET_OPTIONS): Delete.
2688 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2689 (mno-flush-func, mtune=): New options.
2691 2005-03-15 Roger Sayle <roger@eyesopen.com>
2692 Richard Henderson <rth@redhat.com>
2694 * real.c (c4x_single_format, c4x_extended_format): Provide values
2695 for signbit_ro for c4x's single and extended floating point formats.
2696 * optabs.c (expand_copysign): Use the floating point format's
2697 signbit_ro for expanding via expand_copysign_absneg, and it's
2698 signbit_rw field for expanding via expand_copysign_bit.
2700 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2702 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2703 known_alignment_for_access_p.
2704 (known_alignment_for_access_p): New.
2705 (do_peeling_for_alignment): Field made int instead of bool and renamed
2706 to peeling_for_alignment.
2707 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2708 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2709 functionality used to be in vect_analyze_operations.
2710 (vect_analyze_operations): Code to determine vectorization factor was
2711 moved to vect_determine_vectorization_factor.
2712 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2713 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2715 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2716 be part of vect_analyze_operations).
2717 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2718 creating the guard condition, as the number of iterations may be
2720 (slpeel_tree_peel_loop_to_edge): Use new name of
2721 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2722 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2723 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2724 (vect_do_peeling_for_alignment): Use fold.
2725 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2727 (vect_update_inits_of_dr): Renamed to
2728 vect_update_init_of_dr.
2729 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2730 (vectorizable_store): Fix assertion to use == instead of =.
2732 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2734 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2735 call_used_regs for wCG registers.
2737 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2739 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2740 for non-offsettable memory references to cope with outstanding reload
2741 replacements, take 2.
2743 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2746 * config/i386/i386.h (x86_fisttp): New.
2747 (TARGET_FISTTP): New macro.
2748 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2749 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2750 instruction when fisttp flag is set.
2751 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2753 * config/i386/i386.md (type attribute): Add fisttp.
2754 (unit attribute): Set to i387 for fisttp type.
2755 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2756 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2758 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2759 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2761 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2762 patterns for TARGET_FISTTP. Enable patterns for
2763 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2764 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2765 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2766 implement fisttp x87 insn.
2767 (fix_trunc*_i387_fisttp splitters): New patterns.
2768 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2769 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2770 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2772 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2773 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2774 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2775 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2776 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2777 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2778 Disable patterns for TARGET_FISTTP.
2779 (fix_trunc*_i387 splitters): Implement usign mode macros.
2780 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2781 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2782 (fix_trunx*_sse peephole2s): Implement using mode macros.
2784 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2786 PR rtl-optimization/20291
2787 * combine.c (try_combine): If splitting fails, re-try with
2788 original combined pattern, i.e. before clobber stripping.
2790 2005-03-14 Eric Christopher <echristo@redhat.com>
2792 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2793 STACK_GROWS_DOWNWARD.
2795 2005-03-14 Roger Sayle <roger@eyesopen.com>
2797 * real.h (struct real_format): Split the signbit field into two
2798 two fields, signbit_ro and signbit_rw.
2799 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2800 mips_double_format, ieee_extended_motorola_format,
2801 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2802 ieee_extended_intel_128_format, ibm_extended_format,
2803 mips_extended_format, ieee_quad_format, mips_quad_format,
2804 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2805 i370_double_format, c4x_single_format, c4x_extended_format,
2806 real_internal_format): Update initializers for new field.
2807 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2808 real_format structure.
2809 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2810 field of the real_format structure.
2812 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2814 Fix PR tree-optimization/20458
2816 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2817 DECL_EXTERNAL on STRUCT_FIELD tags.
2818 (clear_call_clobbered): Ditto.
2819 * tree-ssa-operands.c (note_addressable): Make sure the original
2820 variable doesn't slip into the addressable list if we have
2822 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2825 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2827 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2828 (-fwide-exec-charset): Likewise.
2829 (-finput-charset): Likewise.
2830 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2831 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2832 * c.opt (Wnormalized): New.
2834 2005-03-14 Devang Patel <dpatel@apple.com>
2836 * doc/invoke.texi: Add reference to Visibility document.
2838 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2840 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2841 MASK_SPLIT_ADDRESSES.
2842 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2843 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2844 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2845 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2846 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2847 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2848 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2849 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2850 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2851 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2852 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2853 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2854 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2855 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2856 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2857 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2858 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2859 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2860 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2861 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2862 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2863 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2864 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2865 (TARGET_EXPLICIT_RELOCS): Delete.
2866 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2867 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2868 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2869 (override_options): Set MASK_LONG64 if -mint64 is given and no
2870 -mlongXX option is. Complain about -mint64 -mlong32.
2871 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2872 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2873 * config/mips/mips.opt: New file.
2875 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2877 * config.gcc (extra_options): New variable for listing option files.
2878 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2879 * configure.ac (extra_opt_files): New AC_SUBST variable.
2880 (tm_file_list, tm_include_list): Include options.h first.
2881 * configure: Regenerate.
2882 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2883 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2884 (s-options-h): New rule.
2885 (options.h): Depend on it.
2886 (TEXI_GCCINT_FILES): Add options.texi.
2887 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2888 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2889 * target.h (gcc_target): Add default_target_flags and handle_option.
2890 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2891 (TARGET_HANDLE_OPTION): New macros.
2892 (TARGET_INITIALIZER): Include them.
2893 * opt-functions.awk (opt_args, nth_arg): New functions.
2894 (switch_flags): Handle the "Target" flag.
2896 (var_name): Use opt_args and nth_arg.
2897 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2898 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2899 macros for the "Mask" and "InverseMask" options.
2900 * opts.h (cl_var_cond): New enum.
2901 (cl_option): Replace the "has_set_value" and "set_value" fields with
2902 "var_cond" and "var_value".
2903 (CL_TARGET): New macro.
2904 (option_enabled, print_filtered_help): Declare.
2905 (decode_options): Move definition.
2906 * opts.c (handle_option): Search for the original option before
2907 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2908 var_cond and var_value fields. Use targetm.handle_option to handle
2910 (decode_options): Set target_flags to targetm.default_target_flags.
2911 (print_filtered_help): Make global. Handle CL_TARGET.
2912 (option_enabled): New function.
2913 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2914 (display_target_options, set_target_switch, print_switch_values)
2915 (default_pch_valid_p): Guard uses of target_switches with
2916 #ifdef TARGET_SWITCHES. Also...
2917 (display_target_options): Display the CL_TARGET entries in cl_options.
2918 (set_target_option): Don't complain about the "" option when
2919 TARGET_SWITCHES is undefined.
2920 (print_switch_values): Use option_enabled.
2921 (default_pch_valid_p): Check cl_options[] when looking for something
2922 that has changed the value of target_flags.
2923 * c.opt: Remove documentation from top of file.
2924 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2925 * doc/sourecebuild.texi: Refer to the new options documentation
2926 instead of c.opt. Document machine-specific .opt files.
2927 * doc/tm.texi (target_flags): Say that this variable is declared
2929 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2930 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2932 * doc/options.texi: New file.
2934 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2937 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2940 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2943 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2944 temporary variable of pointer type if an lvalues is required.
2945 (gimplify_modify_expr_rhs): Request an rvalue from it.
2946 (gimplify_expr): Pass fallback on.
2948 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2950 * cfgbuild.c: Update comments.
2952 2005-03-14 Roger Sayle <roger@eyesopen.com>
2954 PR rtl-optimization/17236
2955 * optabs.c (expand_doubleword_mult): New helper function split out
2956 from expand_binop. Permute the order in which instructions are
2957 emitted to minimize the number of simultaneously live registers.
2958 (expand_binop): Call expand_doubleword_mult to synthesize a double
2959 word multiplication.
2961 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2963 * basic-block.h: Update the prototypes of cached_make_edge and
2965 * cfg.c (cached_make_edge): Take edge_cache representing one
2966 row of the adjacency matrix of edges.
2967 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2968 (make_edges): Initialize edge_cache to represent one row of
2969 the adjacency matrix of edges.
2971 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2973 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2975 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2976 Remove unused removed_phis variable.
2977 (conditional_replacement): Use build1/build2.
2978 (abs_replacement): Use last_and_only_stmt and build1/build2.
2980 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2982 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2983 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2984 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2985 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2986 * c-common.c (handle_novops_attribute): New function.
2987 (c_common_attribute_table): Add "no vops" entry.
2988 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2989 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2990 * tree-ssa-operands.c (get_call_expr_operands): Do not
2991 create virtual operands for calls with ECF_NOVOPS flag.
2992 * tree.h (DECL_IS_NOVOPS): New macro.
2993 (struct tree_decl): Add novops_flag.
2994 (ECF_NOVOPS): New constant.
2996 2005-03-14 Uros Bizjak <uros@kss-loka.si>
2999 * config/i386/i386.c (x86_use_himode_fiop): New.
3000 (x86_use_simode_fiop): Rename from x86_use_fiop.
3001 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3002 (TARGET_USE_HIMODE_FIOP): New.
3003 (x86_use_simode_fiop): Rename from x86_use_fiop.
3004 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3006 * config/i386/i386.md (X87MODEI12): New mode macro define.
3007 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3008 to implement x87 FP compare with HImode input operands.
3009 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3010 Use X87MODEI12 mode macro to handle HImode input operands.
3011 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3012 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3013 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3014 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3015 macro to implement x87 operators with HImode input operands.
3016 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3019 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3021 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3023 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3024 constants invariant.
3026 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3028 * basic-block.h (BB_VISITED): Removed.
3029 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3031 2005-03-14 Falk Hueffner <falk@debian.org>
3034 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3036 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3038 * ggc-zone.c: Fix comment typos.
3040 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3041 stringpool.c, config/mips/mips-protos.h: Update copyright.
3043 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3045 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3046 throughout with its typedef, "rtx".
3047 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3048 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3049 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3050 regs in comment to match code.
3052 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3054 * except.c (check_handled): Make it static.
3055 * except.h: Remove the corresponding prototype.
3057 * function.c (get_func_frame_size): Make it static.
3058 * function.h: Remove the corresponding type.
3060 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3062 * hard-reg-set.h: Remove the corresponding declarations.
3064 * tree-cfg.c (verify_stmts): Check that
3065 bb_for_stmt (stmt) == bb for every PHI node and statement.
3067 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3069 * config.gcc: Remove excess indentation.
3070 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3072 2005-03-13 Roger Sayle <roger@eyesopen.com>
3075 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3076 * fold-const.c (fold_sign_changed_comparison): Likewise.
3077 (fold_binary): Optimize comparisons against widened operands if
3078 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3080 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3082 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3083 (sparc_override_options): Initialize it.
3084 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3086 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3088 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3089 (reg_or_none500mem_operand): New predicate.
3090 (zero_reg_mem_operand): New predicate.
3091 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3092 to reg_or_none500mem_operand.
3093 (extendsfdf2_fpr): Add MEM alternative.
3094 (extenddftf2_internal): Change operand2 predicate to
3095 zero_reg_mem_operand.
3097 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3099 * ggc-zone.c: Rewritten.
3101 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3103 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3104 * config.in: Regenerated.
3105 * configure: Regenerated.
3106 * gengtype.c (write_types_process_field, write_func_for_structure):
3107 Pass new argument to gt_pch_note_object.
3108 * ggc-common.c (struct ptr_data): Add TYPE.
3109 (gt_pch_note_object): Take TYPE argument and save it.
3110 (call_count): Update call to ggc_pch_count_object.
3111 (call_alloc): Update call to ggc_pch_alloc_object.
3112 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3114 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3115 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3116 (ggc_alloc_zone_stat): Delete.
3117 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3118 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3119 (ggc_pch_alloc_object): Update prototypes.
3120 (garbage_zone): Delete.
3121 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3122 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3124 (tree_id_zone): New variable.
3125 (ggc_alloc_cleared_zone): Remove unused.
3126 (ggc_alloc_zone): Define.
3127 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3128 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3129 ggc_alloc_zone_stat.
3130 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3131 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3132 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3133 (make_node_stat): Likewise. Use tree_id_zone.
3135 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3136 Joseph S. Myers <joseph@codesourcery.com>
3138 * configure.ac: Check for MIPS TLS.
3139 * configure: Regenerated.
3140 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3141 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3142 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3143 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3144 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3145 (mips_classify_symbol, mips_symbolic_constant_p)
3146 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3147 (mips_tls_operand_p, mips_call_tls_get_addr)
3148 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3149 (mips_tls_symbol_ref_1): New functions.
3150 (mips_legitimize_address, mips_legitimize_const_move): Call
3151 mips_legitimize_tls_address.
3152 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3154 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3155 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3156 (mips_char_to_class): Document V1_REG.
3157 (HAVE_AS_TLS): Provide default.
3158 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3160 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3162 (tls_get_tp_<mode>): New instruction.
3164 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3166 * configure.ac: Update checks for target tools.
3167 * configure: Regenerated.
3169 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3171 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3173 2005-03-13 Roger Sayle <roger@eyesopen.com>
3175 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3176 more classes of DImode multiplication by constant. Allow both
3177 multiplication by small negative constants (by performing a
3178 multiplication by a positive constant and negating the result) and
3179 multiplications by large powers of two, by using a left shift.
3181 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3183 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3184 of basic blocks into work_stack.
3186 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3187 config/mips/vr.h: Update copyright.
3189 * c-decl.c (c_init_decl_processing): Remove useless calls to
3190 build_function_type.
3192 * builtins.c (fold_trunc_transparent_mathfn,
3193 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3194 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3195 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3196 fold_builtin_strcpy, fold_builtin_strncpy,
3197 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3200 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3203 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3204 variable determinant.
3206 * tree-cfg.c (group_case_labels): Remove local variable type.
3208 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3211 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3214 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3217 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3218 (*movmemqi_insn): Delete.
3219 (*movmemhi): Delete.
3221 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3223 * builtins.c (fold_builtin_classify): Take decomposed
3224 arguments of CALL_EXPR.
3225 (fold_builtin_1): Update a call to fold_builtin_classify.
3227 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3230 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3231 through into call to parser_xref_tag after parse error.
3232 (c_parser_struct_declaration): Consistently return NULL_TREE on
3235 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3237 * tree-flow-inline.h (ref_contains_array_ref): New function.
3238 (lookup_subvars_for_var): Ditto.
3239 (get_subvars_for_var): Ditto.
3240 (var_can_have_subvars): Ditto.
3242 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3243 (struct subvar): New type.
3245 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3247 * tree-optimize.c (init_tree_optimization_passes): Call
3248 pass_create_structure_vars.
3250 * tree-ssa-alias.c: Include vec.h.
3251 (init_alias_info): Don't auto-clear call clobbered on struct-field
3253 (compute_flow_insensitive_aliasing): Handle subvars.
3254 (group_aliases): Handle STRUCT_FIELD aliases.
3255 (setup_pointers_and_addressables): Ditto.
3256 Don't mark variables non-addressable if they still have
3257 addressable subvars.
3258 Also mark subvars addressable when the real variable is marked
3260 (add_pointed_to_var): Try to prune the pointed-to set by only
3261 pointing to subvars when possible.
3262 Otherwise, make sure we set addresses_needed and pt_vars to
3263 properly include subvars.
3264 (bitpos_of_field): New function.
3265 (push_fields_onto_fieldstack): Ditto.
3266 (get_or_create_used_part_for): Ditto.
3267 (create_overlap_variables_for): Ditto.
3268 (find_used_portions): Ditto.
3269 (create_structure_vars): Ditto.
3270 (pass_create_structure_vars): New structure.
3272 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3273 (get_expr_operands): Handle subvars. Also try to turn
3274 COMPONENT_REF accesses into must-defs now that we can accurately
3276 (note_addressable): Try to only mark as addressable those subvars
3277 we know a COMPONENT_REF touches.
3278 (overlap_subvar): New function.
3280 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3281 Handle subvar storing.
3282 (vect_address_analysis): Update caller of vect_object_analysis.
3284 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3286 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3287 (STMT_VINFO_SUBVARS): New macro.
3289 * common.opts: add flag_tree_salias.
3291 * opts.c (decode_options): flag_tree_salias defaults to on.
3293 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3295 * doc/tree-ssa.texi: Document structural alias analysis.
3297 2005-03-12 Steven Bosscher <stevenb@suse.de>
3299 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3300 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3301 * tree-ssa-operands.c (get_expr_operands): Likewise.
3302 (get_expr_operands): Likewise for ERROR_MARK.
3304 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3306 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3309 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3312 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3313 (mark_operand_necessary): Remove local variable ver.
3315 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3316 variable prefix_len.
3318 * value-prof.c (mod_subtract_transform): Remove local variable
3321 * builtins.c (fold_builtin_exponent): Take decomposed
3322 arguments of CALL_EXPR.
3323 (fold_builtin_1): Update a call to fold_builtin_exponent.
3325 * builtins.c (fold_builtin_logarithm): Take decomposed
3326 arguments of CALL_EXPR.
3327 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3329 * c-decl.c (c_init_decl_processing): Remove local variables
3330 ptr_ftype_void and ptr_ftype_ptr.
3332 * gimplify.c (gimplify_expr): Remove local variables r0 and
3335 * reg-stack.c (move_for_stack_reg): Remove local variable
3337 (compare_for_stack_reg): Remove local variable flags_user.
3338 (convert_regs_1): Remove local variable deleted.
3340 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3342 (combine_blocks): Remove local variables exits and new_e.
3344 * tree-inline.c (expand_call_inline): Remove local variable
3347 * tree-ssa-live.c (create_ssa_var_map,
3348 calculate_live_on_entry): Remove local variable snn.
3350 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3352 * c-lex.c (c_lex_with_flags): Add parameter to call to
3355 2005-03-11 Per Bothner <per@bothner.com>
3357 * c-tree.h (struct c_declarator): New id_loc field.
3358 * c-pragma.h (c_lex_with_flags): Take position reference.
3359 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3360 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3361 (c_lex): Pass dummy location to c_lex_with_flags.
3362 * c-parser.c (c_lex_one_token): Set c_token's location using
3363 c_lex_with_flags, instead of input_location, which might be "ahead".
3364 (c_parser_direct_declarator): Set declarator's id_loc from
3366 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3367 declarator's id_loc, rather than probably-imprecise input_location.
3368 (build_id_declarator): Initialize c_declarator's id_loc field.
3370 2005-03-11 Roger Sayle <roger@eyesopen.com>
3373 * builtins.c (expand_builtin_signbit): Force the signbit's word
3374 into an integer register to avoid SUBREGs of floating point modes.
3376 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3378 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3379 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3380 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3381 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3383 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3385 PR rtl-optimization/20306
3386 * expr.c (emit_move_complex): Set try_int false if mode is
3387 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3388 emit_block_move if try_int is true.
3390 2005-03-11 Richard Henderson <rth@redhat.com>
3393 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3394 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3397 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3399 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3400 (TARGET_FIX_VR4130): New macro.
3401 (TARGET_OPTIONS): Add -mfix-vr4130.
3402 (ISA_HAS_MACCHI): New macro.
3403 (ASM_SPEC): Add -mfix-vr4130.
3404 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3405 (override_options): Handle mips_fix_vr4130_string.
3406 (mips_avoid_hazards): Clear all_noreorder_p
3407 if we're working around VR4130 errata and the macc alternatives
3409 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3410 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3411 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3412 (MULTILIB_DEFAULTS): Remove leading "march=".
3413 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3414 if no architecture option is given.
3415 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3417 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3418 * doc/invoke.texi: Document -mfix-vr4130.
3420 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3422 * config/mips/mips.c (override_options): Only warn about -mint64
3423 deprecation if TARGET_INT64.
3425 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3427 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3428 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3429 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3430 are non-specific regarding the nonnull parameter positions.
3431 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3432 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3433 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3434 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3436 * builtins.def: Use the non-specific "nonnull" attibute lists.
3438 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3440 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3441 single_pred_edge, single_succ, single_pred): Improve comments.
3443 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3445 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3446 single_pred_edge, single_succ, single_pred): New inline functions.
3447 * bb-reorder.c (rotate_loop, find_traces_1_round,
3448 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3449 duplicate_computed_gotos): Use the single_succ/pred functions.
3450 * cfganal.c (forwarder_block_p): Ditto.
3451 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3452 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3453 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3454 merge_seq_blocks): Ditto.
3455 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3456 * cfglayout.c (fixup_reorder_chain): Ditto.
3457 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3458 canonicalize_loop_headers, verify_loop_structure): Ditto.
3459 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3460 mfb_update_loops, create_preheader, force_single_succ_latches,
3461 create_loop_notes): Ditto.
3462 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3463 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3464 commit_one_edge_insertion, purge_dead_edges,
3465 cfg_layout_can_merge_blocks_p): Ditto.
3466 * except.c (sjlj_emit_function_enter): Ditto.
3467 * flow.c (init_propagate_block_info): Ditto.
3468 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3469 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3470 insert_insn_end_bb): Ditto.
3471 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3472 find_if_case_2): Ditto.
3473 * lambda-code.c (perfect_nestify): Ditto.
3474 * lcm.c (optimize_mode_switching): Ditto.
3475 * loop-doloop.c (doloop_modify): Ditto.
3476 * loop-init.c (loop_optimizer_init): Ditto.
3477 * loop-iv.c (simplify_using_initial_values): Ditto.
3478 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3479 * loop-unswitch.c (unswitch_loop): Ditto.
3480 * modulo-sched.c (generate_prolog_epilog): Ditto.
3481 * predict.c (combine_predictions_for_insn, estimate_probability,
3482 tree_estimate_probability, last_basic_block_p,
3483 estimate_bb_frequencies): Ditto.
3484 * profile.c (branch_prob): Ditto.
3485 * regrename.c (copyprop_hardreg_forward): Ditto.
3486 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3487 * tracer.c (layout_superblocks): Ditto.
3488 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3489 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3490 cleanup_control_expr_graph, disband_implicit_edges,
3491 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3492 tree_verify_flow_info, tree_make_forwarder_block,
3493 tree_forwarder_block_p, remove_forwarder_block,
3494 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3495 * tree-if-conv.c (tree_if_conversion): Ditto.
3496 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3497 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3498 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3499 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3500 copy_loop_headers): Ditto.
3501 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3502 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3503 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3504 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3505 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3506 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3507 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3508 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3509 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3510 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3511 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3512 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3513 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3514 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3515 slpeel_add_loop_guard): Ditto.
3517 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3519 PR tree-optimization/15784
3520 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3523 * stmt.c (expand_case): Don't change index_type. Convert minval
3526 PR tree-optimization/20130
3527 * fold-const.c (fold): Fold x * -1 into -x.
3529 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3531 PR rtl-optimization/20331
3532 * rtlanal.c (modified_between_p): Check its address first for MEM.
3533 (modified_in_p): Likewise.
3535 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3537 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3539 2005-03-10 Steven Bosscher <stevenb@suse.de>
3541 * expr.c (expand_expr_real_1): If possible, use a conditional
3542 move for expanding MIN_EXPR and MAX_EXPR.
3543 Use temp for moving around rtx-en.
3545 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3548 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3551 2005-03-10 Roger Sayle <roger@eyesopen.com>
3553 * builtins.c (expand_builtin_signbit): Extend to handle floating
3554 point modes wider than the largest integer type, using the
3555 operand_subword_force function to obtain the signbit's word.
3557 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3560 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3561 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3563 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3565 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3567 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3569 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3571 (perform_edge_inserts): Unconditionally call
3572 free_dominator_info.
3574 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3576 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3578 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3580 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3582 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3584 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3586 (rtl_register_value_prof_hooks,
3587 tree_value_profile_transformations,
3588 tree_register_value_prof_hooks): Likewise.
3589 * var-tracking.c (stack_adjust_offset_pre_post,
3590 variable_htab_free, variable_union, dataflow_set_different_2,
3591 count_uses, variable_was_changed, set_frame_base_location,
3592 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3593 vt_add_function_parameters): Likewise.
3594 * varasm.c (named_section_real, named_section, make_decl_rtl,
3595 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3596 const_hash_1, compare_constant, copy_constant, force_const_mem,
3597 output_constant_pool_2, output_constant_pool_1, output_constant,
3598 output_constructor, make_decl_one_only, decl_tls_model,
3599 default_no_named_section, default_elf_select_section_1,
3600 default_unique_section_1): Likewise.
3601 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3602 * vmsdbgout.c (addr_const_to_string): Likewise.
3605 * function.c (struct assign_parm_data_one): Remove last_named
3607 (assign_parm_find_data_types): Don't determine last_named.
3608 Reorder named_parm determination.
3609 (assign_parms): Only setup varargs on the last non-varadic
3612 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3614 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3615 sda base address on medium model.
3617 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3619 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3620 * cfgloop.c (flow_loop_nodes_find): Export.
3621 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3623 * cfgloopmanip.c (fix_loop_structure): New function.
3624 * predict.c (predict_loops): Clean up the loops information.
3625 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3626 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3628 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3629 (rewrite_into_loop_closed_ssa): Declaration changed.
3630 * tree-loop-linear.c (linear_transform_loops): Add argument to
3631 rewrite_into_loop_closed_ssa call.
3632 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3633 * tree-ssa-loop-im.c (move_computations): Ditto.
3634 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3635 * tree-vectorizer.c (vectorize_loops): Ditto.
3636 * tree-optimize.c: Include cfgloop.h.
3637 (execute_todo): Choose whether to call cleanup_tree_cfg or
3638 cleanup_tree_cfg_loop.
3639 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3640 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3641 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3642 cleanup_tree_cfg_loop call.
3643 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3644 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3645 work on part of cfg.
3647 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3650 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3651 with multiple alternatives.
3653 * stmt.c (parse_output_constraint): Fix a typo.
3655 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3657 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3658 assembly directive instead of deprecated "no-generics".
3660 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3662 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3663 for non-offsettable memory references to cope with outstanding reload
3665 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3666 avoid losing outstanding address reloads.
3667 ("reload_outdi", "reload_outdf"): Likewise.
3669 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3671 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3672 code. Add more cbrt transformations.
3674 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3676 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3678 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3680 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3681 NULL_TREE when a given tree is not simplified.
3682 (fold): Return the original tree when any of the functions
3683 mentioned above NULL_TREE.
3685 * fold-const.c (fold_unary, fold_binary): Take decomposed
3686 arguments, code, type, op0, and op1 in case of fold_binary.
3687 (fold): Update calls to fold_unary and fold_binary.
3689 2005-03-09 Roger Sayle <roger@eyesopen.com>
3691 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3692 a fndecl and an arglist instead of a CALL_EXPR, exp.
3694 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3696 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3698 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3700 * expr.c (expand_assignment): Remove orig_to_rtx.
3702 * fold-const.c (int_const_binop): Remove no_overflow.
3704 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3706 * loop-iv.c (get_biv_step_1): Remove lhs.
3708 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3710 * real.c (real_nan): Remove neg.
3712 * function.c (thread_prologue_and_epilogue_insns): Remove i
3715 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3718 * tree-eh.c (tree_could_trap_p): Remove idx.
3720 * tree-into-ssa.c (ann): Remove ann.
3722 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3724 * tree-sra.c (decide_block_copy): Remove inst_count.
3726 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3728 * tree-ssa-loop-im.c (lhs): Remove.
3730 * cfgbuild.c (state, STATE, SET_STATE,
3731 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3733 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3734 (find_basic_blocks): Set the state of each basic block to
3737 2005-03-08 Jeff Law <law@redhat.com>
3739 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3740 goto results in the removal of edges in the CFG, then we need
3741 to recompute dominators.
3743 2005-03-09 Ben Elliston <bje@au.ibm.com>
3745 * c-common.c (c_do_switch_warnings): Comment fix.
3747 2005-03-08 Julian Brown <julian@codesourcery.com>
3749 * Patch from 2005-03-08 reverted for causing regressions and
3750 ppc-darwin bootstrap failure.
3752 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3754 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3755 Define the real function for ppc-darwin.
3756 * c-typeck.c (convert_arguments): Check for target-specific
3757 invalid argument call to unprototyped function.
3758 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3760 * target.h (invalid_arg_for_unprototyped_fn): New field
3762 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3763 default target hook.
3764 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3767 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3769 * c-typeck.c (constructor_stack, constructor_range_stack,
3770 initializer_stack): Make them static.
3772 * cfg.c (rbi_pool): Make it static.
3774 * gimple-low.c (lower_stmt_body): Make it static.
3775 * tree-flow.h: Remove the corresponding prototype. Don't
3778 * sched-deps.c (cache_size): Make it static.
3780 * stor-layout.c (lang_adjust_rli): Make it static.
3782 2005-03-08 Julian Brown <julian@codesourcery.com>
3784 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3785 from being used for symbols with vague linkage when
3786 HAVE_GAS_COMDAT_GROUP is true.
3788 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3790 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3791 nlabel == JUMP_LABEL (jump).
3793 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3795 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3796 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3797 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3798 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3800 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3803 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3804 * c-common.c (handle_returns_twice): New function.
3805 (c_common_attribute_table): Declare eturns_twice' attribute.
3806 * doc/extend.texi: Document eturns_twice' attribute.
3807 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3808 (struct tree_decl): Add returns_twice_flag.
3810 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3812 * tree-ssa-phiopt.c: Fix a comment typo.
3814 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3815 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3816 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3819 2005-03-08 Richard Henderson <rth@redhat.com>
3821 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3822 builtin codes with ctzdi2, clzdi2, popcountdi2.
3823 (struct alpha_builtin_def): Add is_const.
3824 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3825 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3826 (alpha_init_builtins): Init them. Set nothrow and const attributes
3828 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3829 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3830 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3831 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3832 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3833 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3834 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3835 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3836 (TARGET_FOLD_BUILTIN): New.
3837 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3838 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3840 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3842 2005-03-08 Ira Rosen <irar@il.ibm.com>
3844 PR tree-optimization/20122
3845 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3846 condition of access function instead of base.
3848 2005-03-07 Jeff Law <law@redhat.com>
3849 Steven Bosscher <stevenb@suse.de>
3851 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3852 (find_taken_edge): Call find_taken_edge_computed_goto as
3853 appropriate. Allow any gimple invariant rather than just
3854 INTEGER_CST for VAL.
3855 (cleanup_control_flow): Cleanup a computed goto which has turned
3857 (tree_merge_blocks): If block B has any forced labels, move
3858 them to the start of block A.
3859 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3860 computed gotos as well.
3861 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3862 removal of unnecessary computed gotos too.
3863 (lookup_redirection_data): Fix type of INSERT argument. Callers
3866 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3868 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3869 Remove trailing spaces.
3871 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3872 unshare_all_trees): Make them static.
3873 * tree-gimple.h: Remove the corresponding prototypes.
3875 * diagnostic.h: Remove unused prototype
3876 debug_output_buffer.
3877 * modulo-sched.c: Remove unused prototype
3878 set_row_column_for_ps.
3880 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3881 replace_phi_edge_with_variable): Remove unused variable i.
3883 2005-03-07 Per Bothner <per@bothner.com>
3885 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3887 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3890 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3891 bbs on the COND_EXPR instead of the PHI_NODEs.
3892 (candidate_bb_for_phi_optimization): Remove.
3893 (replace_phi_with_stmt): Rename to ...
3894 (replace_phi_edge_with_variable): this and change so that we
3895 replace the phi argument instead of removing the PHI.
3896 (conditional_replacement): Change so we deal with PHI with more
3898 (value_replacement): Likewise.
3899 (abs_replacement): Likewise.
3901 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3903 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3904 output_e500_flip_gt_bit.
3906 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3908 (rs6000_generate_compare): Fix logic to look at the correct bits.
3909 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3911 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3912 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3913 gen_move_from_CR_gt_bit.
3915 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3916 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3917 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3919 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3920 (E500_CR_IOR_COMPARE): New constant.
3922 2005-03-08 Earl Chew <earl_chew@agilent.com>
3923 David Billinghurst <David.Billinghurst@riotinto.com>
3925 * config/i386/host-cygwin.c: New file to support precompiled
3927 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3928 * config.host: Use above files for cygwin host.
3930 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3932 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3933 ordering ops from earlier change.
3935 2005-03-07 Per Bothner <per@bothner.com>
3937 Various fixes to allow us to again build if --enable-mapped-location:
3938 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3939 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3940 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3941 local variable loc. Change logic appropriately.
3942 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3943 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3944 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3945 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3946 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3948 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3950 PR rtl-optimization/19683
3951 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3952 number of bytes, to smallest_int_for_mode. Fix arguments to
3953 REG_CANNOT_CHANGE_MODE_P.
3955 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3957 * reorg.c (relax_delay_slots): Check that the jump is
3958 conditional before trying to invert it.
3960 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3962 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3965 * calls (stack_arg_under_construction): Make it static.
3967 * flow.c (regs_live_at_setjmp): Make it static.
3968 * flow.h: Remove the corresponding prototype.
3970 * reload1.c (reload_startobj, reload_firstobj,
3971 something_needs_operands_changed, reload_inherited,
3972 reload_inheritance_insn, reload_override_in,
3973 reload_spill_index): Make them static.
3975 * recog.c (verify_changes): Make it static.
3976 * recog.h: Remove the corresponding prototype.
3978 * cfgbuild.c (find_sub_basic_blocks): Remove.
3979 * basic-block.h: Remove the corresponding prototype.
3980 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3982 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3984 * tree-ssa-operands.c (check_build_stmt): Remove.
3986 * stor-layout.c (set_alignment): Remove.
3987 * tree.h: Remove the corresponding prototype.
3989 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3991 * tree-ssa-dce.c (control_dependence_map,
3992 visited_control_parents): Make them static.
3994 * cfghooks.c (verify_flow_info): Remove local variable
3997 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4000 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4002 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4004 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4006 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4008 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4009 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4010 PARALLEL for an empty structure.
4012 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4014 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4016 * fold-const.c (fold_binary): Unroll the very first "for"
4019 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4021 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4022 redundant match_code test.
4023 (scc_comparison_operator): Swap match_operand and match_code
4025 (branch_positive_comparison_operator): Same.
4026 (trap_comparison_operator): Use comparison_operator and swap with
4029 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4032 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4033 (out_movhi_r_mr): Read low byte of volatile MEM first.
4034 (out_movhi_mr_r): Write high byte of volatile MEM first.
4036 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4038 * cselib.c (reg_values, reg_values_size): Make them static.
4040 * cse.c (cse_reg_info_table): Make it static.
4042 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4044 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4046 * cse.c (find_best_addr): Use canon_for_address.
4048 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4050 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4051 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4052 SUBREG and MEM, respectively.
4054 * fold-const.c (fold_binary): Use code instead of t.
4056 * fold-const.c (optimize_minmax_comparison): Take decomposed
4057 arguments code, type, op0, and op1 instead of t.
4058 (fold_binary): Update a call to optimize_minmax_comparison.
4060 * fold-const.c (fold_range_test): Take decomposed arguments
4061 code, type, op0, and op1 instead of t.
4062 (fold_binary): Update a call to fold_range_test.
4064 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4065 decomposed arguments code, type, op0, and op1 instead of t.
4066 (fold_binary): Update a call to fold_range_test.
4068 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4070 * fold-const.c (fold_binary): Avoid directly using the original
4071 expression t as much as possible.
4073 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4075 * c-semantics.c (build_stmt): Use TYPE_P instead of
4076 IS_NON_TYPE_CODE_CLASS.
4077 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4078 (NON_TYPE_CHECK): Use TYPE_P instead of
4079 IS_NON_TYPE_CODE_CLASS.
4081 * fold-const.c (fold): Remove handling of binary expressions.
4083 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4085 * doc/c-tree.texi: Wrap comments in @r{}.
4086 * doc/cpp.texi: Likewise.
4087 * doc/cppinternals.texi: Likewise.
4088 * doc/extend.texi: Likewise.
4089 * doc/md.texi: Likewise.
4090 * doc/objc.texi: Likewise.
4091 * doc/sourcebuild.texi: Likewise.
4092 * doc/tm.texi: Likewise.
4095 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4097 * predict.c (apply_return_prediction): Standardize PHI chain
4099 * tree-ssa.c (ssa_redirect_edge): Likewise.
4101 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4102 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4105 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4106 * tree-flow.h: Adjust the prototype for remove_phi_node.
4107 * lambda-code.c (perfect_nestify): Adjust a call to
4110 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4111 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4113 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4114 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4115 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4116 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4118 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4119 of GEN_INT (trunc_int_for_mode (...)).
4120 * loop-iv.c (iv_number_of_iterations): Likewise.
4121 * postreload.c (reload_cse_move2add): Likewise.
4122 * simplify-rtx.c (simplify_const_unary_operation,
4123 simplify_const_binary_operation): Likewise.
4124 * stor-layout.c (get_mode_bounds): Likewise.
4126 * fold-const.c (fold_binary): New.
4127 (fold): Call fold_binary on binary expressions.
4129 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4131 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4132 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4133 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4134 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4135 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4137 2005-03-04 Devang Patel <dpatel@apple.com>
4139 PR tree-optimization/18815
4140 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4141 loops with zero exit edges.
4143 2005-03-04 Devang Patel <dpatel@apple.com>
4145 * doc/invoke.texi: Remove reference to webpage that does not exist.
4147 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4148 Joseph S. Myers <joseph@codesourcery.com>
4151 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4152 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4153 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4154 * pa.c (get_plabel): Change argument to symbol_ref. Call
4155 maybe_get_identifier instead of get_identifier.
4156 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4157 (struct deferred_plabel): Replace name field with symbol field.
4158 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4159 ASM_OUTPUT_EXTERNAL_REAL is defined.
4160 (output_global_address): Use output_addr_const for output of all
4162 (output_deferred_plabels): Use symbol_ref instead of name for address
4164 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4165 ASM_OUTPUT_SYMBOL_REF): New macros.
4166 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4168 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4171 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4173 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4174 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4176 2005-03-04 Jeff Law <law@redhat.com>
4178 * basic-block.h (rediscover_loops_after_threading): Declare.
4179 * tree-ssa-dom.c: Include cfgloop.h.
4180 (tree_ssa_dominator_optimize): Discover loops and some basic
4181 properties. Remove forwarder blocks recreated by loop header
4182 canonicalization. Also mark backedges in the CFG.
4183 * tree-ssa-threadupdate.c: Include cfgloop.h
4184 (rediscover_loops_after_threading): Define.
4185 (struct local_info): New field, JUMP_THREADED.
4186 (prune_undesirable_thread_requests): New function.
4187 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4188 then record that fact for the callers of redirct_edges.
4189 (thread_block): If BB has incoming backedges, then call
4190 prune_undesirable_thraed_requests. Note when we are
4191 going to have to rediscover loop information. Return a
4192 boolean indicating if any jumps were threaded.
4193 (thread_through_all_blocks): Bubble up boolean indicating
4194 if any jumps were threaded.
4195 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4196 (tree-ssa-threadupdate.o): Similarly.
4198 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4200 * fold-const.c (fold_ternary): Unroll the "for" loop to
4203 2005-03-04 Andrew Haley <aph@redhat.com>
4205 * unwind-dw2-fde-glibc.c (struct
4206 unw_eh_callback_data.check_cache): New field.
4207 (frame_hdr_cache): New.
4208 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4209 Cache frame header info.
4211 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4213 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4214 (print_c_condition): Declare.
4215 * read-rtl.c (ptr_loc): New structure.
4216 (ptr_locs, ptr_loc_obstack, joined_conditions)
4217 (joined_conditions_obstack): New variables.
4218 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4219 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4220 (join_c_conditions, print_c_condition): New functions.
4221 (apply_macro_to_string): Associate the new string with the same
4222 source location as the old one.
4223 (add_condition_to_string): Use join_c_conditions.
4224 (read_string): Use set_rtx_ptr_loc to record a filename and line
4225 number for the string.
4226 (read_rtx): Initialize the new variables above.
4227 * genattrtab.c (write_test_expr, write_attr_value): Use
4229 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4230 comment above the GCC_VERSION check.
4231 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4232 Inline the definition of MAYBE_EVAL.
4233 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4234 * genoutput.c (process_template): Likewise.
4235 * genpreds.c (write_predicate_subfunction): Likewise.
4236 (write_predicate_expr): Use print_c_condition.
4237 * genrecog.c (write_cond): Likewise.
4238 * gensupport.c (process_rtx): Use join_c_conditions to join the
4239 conditions of a define_insn_and_split. Record a source location
4240 for the string after the "&&".
4241 (alter_test_for_insn): Use join_c_conditions.
4243 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4246 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4247 PR tree-optimization/15784
4248 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4251 2005-03-04 Ben Elliston <bje@au.ibm.com>
4253 * gcc.c (option_map): Add --coverage.
4254 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4255 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4256 * config/darwin.h: Pass -lgcov for `coverage'.
4257 * doc/invoke.texi (Debugging Options): Document --coverage.
4259 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4261 * gcse.c (bypass_block): Use find_edge wherever possible.
4263 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4267 * c-opts.c (c_common_parse_file): Call start_source_file
4268 and end_source_file at the approriate times.
4270 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4271 the main file, it will be done for us now.
4273 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4275 * fold-const.c (fold_ternary): New.
4276 (fold): Call fold_ternary on ternary expressions. Remove
4277 handling of ternary expressions.
4279 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4281 PR tree-optimization/15784
4282 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4285 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4287 * config/rs6000/predicates.md (branch_comparison_operator):
4288 Convert from C block to conditional format.
4290 2005-03-03 Jan Hubicka <jh@suse.cz>
4292 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4293 and non-constant public variables.
4295 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4297 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4300 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4303 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4304 calls to release_ssa_name and release_phi_node.
4306 * fold-const.c (fold): Remove handling of unary expressions.
4308 * fold-const.c (fold_unary): Avoid directly using the original
4309 expression t as much as possible.
4311 2005-03-03 Roger Sayle <roger@eyesopen.com>
4312 Andrew Pinski <pinskia@physics.uc.edu>
4314 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4315 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4317 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4319 Describe special registers SRP and MOF as allocatable registers.
4320 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4321 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4322 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4323 TARGET_HAS_MUL_INSNS.
4324 (cris_print_operand) <case 'd'>: New case.
4325 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4326 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4328 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4329 (REG_ALLOC_ORDER): Update for MOF.
4330 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4332 (GENERAL_REGS): No longer a define of ALL_REGS.
4333 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4334 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4336 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4337 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4338 (SECONDARY_RELOAD_CLASS): Define.
4339 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4340 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4341 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4342 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4343 (REGISTER_MOVE_COST): Define.
4344 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4345 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4346 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4347 (CRIS_MOF_REGNUM): New define_constants.
4348 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4350 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4352 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4353 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4354 Adjust for MOF being properly described as a register.
4355 (indir_to_reg_split): Name this split. Conditionalize on the
4356 destination register being a general register.
4357 (movei): Conditionalize on on operands 0 and 1 having the same
4360 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4363 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4364 -mcpu to override any other explicitly given flags.
4366 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4368 * recog.c (verify_changes, confirm_change_group): New functions,
4369 broken out of apply_change_group.
4370 (apply_change_group): Use them.
4371 * recog.h (verify_change, confirm_change_group): Declare.
4372 * rtl.h (redirect_jump_2): Declare.
4373 * jump.c (redirect_exp, invert_exp): Delete.
4374 (invert_exp_1): Take second parameter. Return value. Changed caller.
4375 (redirect_jump_2): New function, broken out of redirect_jump.
4376 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4377 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4378 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4380 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4382 * varasm.c (named_section): Use xstrdup rather than doing it by
4385 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4387 2005-03-02 Devang Patel <dpatel@apple.com>
4389 Undo PR tree-optimization/18815 fix.
4391 2005-03-02 Devang Patel <dpatel@apple.com>
4393 PR tree-optimization/18815
4394 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4395 loops with zero exit edges.
4397 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4399 * cfg.c (connect_src, connect_dest, disconnect_src,
4400 disconnct_dest): New.
4401 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4402 redirect_edge_pred): Use the new functions.
4404 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4405 free_dominance_info only when needed.
4407 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4410 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4411 (reg_or_sub_cint64_operand): Same.
4413 2005-03-02 Jeff Law <law@redhat.com>
4415 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4416 CFG_ALTERED in the main DOM iteration loop.
4418 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4421 * varasm.c (initializer_constant_valid_p): Allow conversions
4422 between OFFSET_TYPEs. Tidy.
4424 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4426 * config/cris/cris.md ("return"): Remove epilogue delay list
4429 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4431 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4433 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4435 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4437 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4438 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4439 config/m68k/m68k.c, config/mips/mips.h,
4440 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4441 doc/include/gcc-common.texi: Update copyright.
4443 PR middle-end/18029 and PR middle-end/18030
4444 * expr.c (optimize_bitfield_assignment_op): Add a special case
4445 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4447 * fold-const.c (fold_unary): New.
4448 (fold): Call fold_unary on unary expressions.
4450 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4452 * cgraph.h (struct cgraph_edge): Add prev_caller and
4454 (cgraph_node_remove_callees): Export.
4455 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4457 (cgraph_edge_remove_callee): New function.
4458 (cgraph_edge_remove_caller): Likewise.
4459 (cgraph_remove_edge): Use.
4460 (cgraph_redirect_edge_callee): Likewise.
4461 (cgraph_node_remove_callees): New function.
4462 (cgraph_node_remove_callers): Likewise.
4463 (cgraph_remove_node): Use.
4464 * tree-optimize.c (tree_rest_of_compilation): Use
4465 cgraph_node_remove_callees instead of manual loop.
4466 * cgraphunit.c (cgraph_finalize_function): Likewise.
4467 (cgraph_expand_function): Likewise.
4468 (cgraph_remove_unreachable_nodes): Likewise.
4470 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4473 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4475 * c-decl.c (undeclared_variable): Take location as argument.
4476 * c-typeck.c (build_external_ref): Likewise.
4477 * c-parser.c (c_parser_postfix_expression): Pass location of
4478 identifier to build_external_ref.
4480 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4482 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4483 CCEQ mode for branch_positive_comparison_operator test.
4484 * config/rs6000/predicates (branch_comparison_operator): Revert to
4486 (scc_comparison_operator): Same.
4487 (branch_positive_comparison_operator): Same.
4489 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4491 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4492 (cris_delay_slots_for_epilogue): Remove.
4493 (save_last): Move into cris_target_asm_function_epilogue.
4494 (cris_target_asm_function_epilogue): Remove tests for file being
4496 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4497 (cris_delay_slots_for_epilogue): Remove prototypes.
4498 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4499 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4501 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4503 * config/rs6000/predicates.md (branch_comparison_operator): Change
4504 to define_special_predicate.
4505 (scc_comparison_operator): Same.
4506 (branch_positive_comparison_operator): Same.
4508 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4510 * Makefile.in (tree-ssa-sink.o): New.
4511 (OBJS-common): Add tree-ssa-sink.o.
4512 * common.opt: Add -ftree-sink
4513 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4514 * timevar.def (TV_TREE_SINK): new timevar.
4515 * tree-flow.h (is_hidden_global_store): Prototype.
4516 * tree-optimize.c (init_tree_optimization_passes): Add
4518 * tree-pass.h (pass_sink_code): New.
4519 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4520 for non-obvious global store store to is_hidden_global_store, and
4521 call that new function.
4522 * tree-ssa-sink.c: New file.
4523 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4524 * doc/passes.texi: Document forward store motion.
4525 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4526 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4527 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4528 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4530 2005-03-01 Per Bothner <per@bothner.com>
4532 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4533 and we have a non-zero column-number, add it to the message.
4534 Also factor out the diagnostic_kind_text.
4536 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4538 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4539 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4540 flow_loop_scan): Removed.
4541 (flow_loop_dump): Do not dump removed fields.
4542 (flow_loop_free): Do not free removed fields.
4543 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4544 (loop_exit_edge_p): New function.
4545 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4546 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4547 num_exits, exits_doms.
4548 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4549 LOOP_EDGES, LOOP_ALL): Removed.
4550 (flow_loop_scan): Declaration removed.
4551 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4552 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4554 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4555 (if_convert): Call flow_loops_find and flow_loops_free
4556 when calling mark_loop_exit_edges.
4557 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4558 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4559 free_dominance_info calls.
4560 * loop-init.c (flow_loops_find): Ditto.
4561 * passes.c (rest_of_handle_branch_prob): Ditto.
4562 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4563 * loop-unroll.c (analyze_insns_in_loop): Do not use
4565 * predict.c (predict_loops): Do not call flow_loop_scan.
4566 Use get_loop_exit_edges.
4567 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4568 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4569 Do not use EDGE_LOOP_EXIT.
4570 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4571 to bb_with_exit_edge_p.
4572 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4573 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4574 to bb_with_exit_edge_p.
4575 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4577 * tree-loop-linear.c (linear_transform_loops): Do not call
4578 flow_loop_scan. Use loop->single_exit.
4579 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4580 (vect_analyze_loop_form): Do not call flow_loop_scan.
4581 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4583 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4585 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4586 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4587 slpeel_tree_duplicate_loop_to_edge_cfg,
4588 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4589 Use loop_preheader_edge and loop->single_exit. Do not call
4592 2005-03-01 Nick Clifton <nickc@redhat.com>
4594 * config/arm/arm.c (thumb_find_work_register): Check all of the
4595 argument registers to see if they are free, and a couple of
4596 special cases where the last argument register but can be proved
4597 to be available during the function's prologue.
4598 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4599 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4600 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4602 (thumb_compute_save_reg_mask): Likewise. Also use
4603 thumb_find_work_register() to ensure that there is agreement about
4604 which work register is going to be used in the prologue.
4605 (thumb_output_function_prologue): Use unsigned long as the type
4606 for the register bit-mask. Also delay pushing the link register if
4607 other high registers are going to be pushed.
4608 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4609 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4610 redundant prototypes.
4612 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4615 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4616 and after reload in REG+REG indexed addresses without REG_POINTER
4617 set in the base and not set in the index.
4619 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4621 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4622 Don't undefine here.
4623 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4624 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4625 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4626 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4627 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4629 * config.gcc (sh*-*-linux*): Use config/linux.h.
4631 2005-02-28 Dale Johannesen <dalej@apple.com>
4632 Stan Shebs <shebs@apple.com>
4634 Rewrite of 64-bit Darwin structure-by-value pass/return.
4635 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4636 intoffset, use_stack, named.
4637 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4638 (rs6000_darwin64_record_arg_advance_flush): New.
4639 (rs6000_darwin64_record_arg_advance_recurse): New.
4640 (rs6000_darwin64_record_arg_flush): New.
4641 (rs6000_darwin64_record_arg_recurse): New.
4642 (rs6000_darwin64_record_arg): New.
4643 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4644 (function_arg_boundary): Handle 128-bit aligned structs.
4645 (function_arg_advance): Rewrite darwin64 struct handling.
4646 (function_arg): Call rs6000_darwin64_record_arg.
4647 (function_arg_partial_nregs): Handle darwin64 structs.
4648 (rs6000_darwin64_function_value): Remove.
4649 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4651 2005-02-28 Roger Sayle <roger@eyesopen.com>
4653 PR tree-optimization/20216
4654 * tree-chrec.c (tree_fold_factorial): Delete.
4655 (tree_fold_binomial): Change argument list to take a return type
4656 and change the type of K to unsigned int. Rewrite to avoid explicit
4657 evaluation of factorials, and (recursively) calling fold to perform
4658 compile-time arithmetic. Return NULL on (internal) overflow.
4659 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4660 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4661 if any intermediate calculation overflows.
4662 (chrec_apply): Update call to chrec_evaluate.
4664 2005-02-28 James E Wilson <wilson@specifixinc.com>
4666 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4668 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4671 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4672 instead of NULL_TREE on error.
4674 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4676 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4677 (EASY_VECTOR_15_ADD_SELF): Remove.
4678 (num_insns_constant_wide): Not static.
4679 (validate_condition_mode): Not static.
4680 (toc_relative_expr_p): Not static.
4681 (legitimate_indirect_address_p): Not static.
4682 (macho_lo_sum_memory_operand): Not static.
4683 (invalid_e500_subreg): Not static.
4684 (easy_vector_same): Not static.
4685 (easy_vector_splat_const): Not static.
4686 (RS6000_SYMBOL_REF_TLS_P): Remove.
4687 (any_operand): Delete.
4688 (any_parallel_operand): Delete.
4689 (count_register_operand): Delete.
4690 (altivec_register_operand): Delete.
4691 (xer_operand): Delete.
4692 (s8bit_cint_operand): Delete.
4693 (short_cint_operand): Delete.
4694 (u_short_cint_operand): Delete.
4695 (non_short_cint_operand): Delete.
4696 (exact_log2_cint_operand): Delete.
4697 (gpc_reg_operand): Delete.
4698 (cc_reg_operand): Delete.
4699 (cc_reg_not_cr0_operand): Delete.
4700 (reg_or_short_operand): Delete.
4701 (reg_or_neg_short_operand): Delete.
4702 (reg_or_aligned_short_operand): Delete.
4703 (reg_or_u_short_operand): Delete.
4704 (reg_or_cint_operand): Delete.
4705 (reg_or_arith_cint_operand): Delete.
4706 (reg_or_add_cint64_operand): Delete.
4707 (reg_or_sub_cint64_operand): Delete.
4708 (reg_or_logical_cint_operand): Delete.
4709 (got_operand): Delete.
4710 (got_no_const_operand): Delete.
4711 (easy_fp_constant): Delete.
4712 (easy_vector_constant): Delete.
4713 (easy_vector_constant_add_self): Delete.
4714 (zero_constant): Delete.
4715 (zero_fp_constant): Delete.
4716 (volatile_mem_operand): Delete.
4717 (offsettable_mem_operand): Delete.
4718 (mem_or_easy_const_operand): Delete.
4719 (add_operand): Delete.
4720 (non_add_cint_operand): Delete.
4721 (logical_operand): Delete.
4722 (non_logical_cint_operand): Delete.
4723 (mask_operand): Delete.
4724 (mask_operand_wrap): Delete.
4725 (mask64_operand): Delete.
4726 (mask64_2_operand): Delete.
4727 (and64_operand): Delete.
4728 (and64_2_operand): Delete.
4729 (and_operand): Delete.
4730 (reg_or_mem_operand): Delete.
4731 (lwa_operand): Delete.
4732 (symbol_ref_operand): Delete.
4733 (call_operand): Delete.
4734 (current_file_function_operand): Delete.
4735 (input_operand): Delete.
4736 (rs6000_nonimmediate_operand): Delete.
4737 (rs6000_tls_symbol_ref): Delete.
4738 (save_world_operation): Delete.
4739 (restore_world_operation): Delete.
4740 (load_multiple_operation): Delete.
4741 (store_multiple_operation): Delete.
4742 (vrsave_operation): Delete.
4743 (mfcr_operation): Delete.
4744 (mtcrf_operation): Delete.
4745 (lmw_operation): Delete.
4746 (stmw_operation): Delete.
4747 (branch_comparison_operator): Delete.
4748 (branch_positive_comparison_operator): Delete.
4749 (scc_comparison_operator): Delete.
4750 (trap_comparison_operator): Delete.
4751 (boolean_operator): Delete.
4752 (boolean_or_operator): Delete.
4753 (min_max_operator): Delete.
4754 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4755 (EASY_VECTOR_15): Moved to here.
4756 (EASY_VECTOR_15_ADD_SELF): Move to here.
4757 (PREDICATE_CODES): Delete.
4758 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4759 Declare functions no longer static.
4760 * config/rs6000/predicates.md: New.
4761 * config/rs6000/rs6000.md: Include predicates.md
4763 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4765 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4766 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4768 * cfgrtl.c (need_fake_edge_p): Likewise.
4769 * combine.c (distribute_notes): Likewise.
4770 * emit-rtl.c (try_split): Likewise.
4771 * recog.c (peephole2_opimize): Likewise.
4772 * reg-notes.def (ALWAYS_RETURN): Remove.
4773 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4774 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4775 * tree.h (ECF_ALWAYS_RETURN): Remove.
4777 2005-02-28 Roger Sayle <roger@eyesopen.com>
4780 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4781 between different machine modes is never a "useless" conversion.
4783 2005-02-28 Geert Bosch <bosch@gnat.com>
4786 * doc/contrib.texi: List contributors for Ada front end
4788 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4790 * simplify-rtx.c (simplify_unary_operation_1,
4791 simplify_const_unary_operation): New, extracted from...
4792 (simplify_unary_operation): ... this one.
4793 (simplify_binary_operation_1,
4794 simplify_const_binary_operation): New, extracted from...
4795 (simplify_binary_operation): ... this one.
4796 * rtl.h (simplify_const_unary_operation,
4797 simplify_const_binary_operation): Add prototypes.
4799 2005-02-28 Julian Brown <julian@codesourcery.com>
4801 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4802 building libjava and caused PR regression/20228.
4804 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4807 * Makefile.in (host_subdir): New.
4808 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4809 * configure: Regenerate.
4811 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4813 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4814 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4815 installation directory first.
4817 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4820 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4821 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4822 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4823 * config/cris/cris.md: Tweak comments referring to Q.
4824 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4825 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4826 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4827 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4828 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4829 Insert spaces in constraints to align alternatives vertically for
4831 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4834 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4836 PR rtl-optimization/17728
4837 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4838 operand 0 from general_operand to move_dest_operand.
4840 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4842 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4843 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4844 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4845 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4847 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4849 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4850 * configure: Regenerate.
4851 * libada-mk.in: Remove CC; rename
4852 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4854 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4857 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4858 for the lhs, also walk over the tree. Likewise for rhs.
4860 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4862 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4863 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4864 Do not propagate value of iv before increment over the increment.
4866 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4868 * c-parser.c: New file.
4869 * c-parse.in: Remove.
4870 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4872 (c-parser.o): Add dependencies.
4873 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4874 maintainer-clean, TAGS): Update.
4875 * c-config-lang.in (gtfiles): Update.
4876 * gengtype-lex.l: Don't handle "@@".
4877 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4878 objc_build_synchronized, objc_begin_try_stmt,
4879 objc_begin_catch_clause, objc_finish_catch_clause,
4880 objc_build_finally_clause, objc_finish_try_stmt): New.
4881 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4883 (c_parse_init): Update comment.
4884 * c-decl.c (c_init_decl_processing): Update comment.
4885 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4886 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4887 new c_declspecs members.
4889 2005-02-25 Julian Brown <julian@codesourcery.com>
4891 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4892 from being used for symbols with vague linkage when
4893 HAVE_GAS_COMDAT_GROUP is true.
4895 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4897 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4899 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4902 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4903 (LIBGCC2_HAS_DF_MODE): New.
4904 (LIBGCC2_HAS_XF_MODE): New.
4905 (LIBGCC2_HAS_TF_MODE): New.
4906 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4907 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4908 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4909 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4910 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4911 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4912 and add _fixtfdi, _fixunstfdi, _floatditf
4913 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4914 L_fixunstfdi, L_floatditf.
4915 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4916 (LIBGCC2_HAS_TF_MODE): Define.
4918 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4920 PR tree-optimization/20204
4921 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4922 REWRITE_THIS_STMT markers on PHI nodes.
4923 (rewrite_initialize_block): Likewise.
4925 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4927 * version.c (version_string): Update to 4.1.
4929 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4931 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4932 Clarify that the alternative way doesn't work in GNU C++.
4934 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4936 PR tree-optimization/19937
4937 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4938 to the type of the induction variable.
4940 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4942 PR rtl-optimization/20117
4943 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4944 the block including noncopyable insn.
4946 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4948 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4949 calls to find_reg_note.
4951 2005-02-24 Richard Henderson <rth@redhat.com>
4954 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4957 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4959 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4960 vector types if to use base reg for misaligned non-word ld/std.
4962 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4965 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4966 dwarf2 label manually and put it after, not before the prologue.
4968 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4971 * reload.c (operands_match_p): Only increment register number for
4972 SCALAR_INT_MODE_P modes in multiple hard registers.
4974 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4977 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4979 * ChangeLog.5: Fix log message typo(s).
4980 * ChangeLog.7: Likewise.
4981 * ChangeLog.tree-ssa: Likewise.
4982 * cfgexpand.c: Fix comment typo(s).
4983 * conflict.c: Likewise.
4984 * defaults.h: Likewise.
4985 * dwarf2out.c: Likewise.
4987 * ggc-page.c: Likewise.
4988 * tree-eh.c: Likewise.
4989 * tree-ssa-dom.c: Likewise.
4991 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4994 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
4995 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
4996 if SHARED is defined.
4999 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5000 allow splitting only if operands 0 and 3 don't overlap.
5002 2005-02-24 Richard Henderson <rth@redhat.com>
5005 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5006 (fold_builtin_1): Call them.
5007 * fold-const.c (fold_complex_mult_parts): Split out from ...
5008 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5009 (fold_complex_div_parts, fold_complex_div): New.
5011 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5013 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5015 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5016 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5018 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5019 (print_node): Likewise.
5020 Print TYPE_SIZES_GIMPLIFIED.
5022 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5024 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5025 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5026 operands as commutative in constraints.
5028 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5030 * tree-into-ssa.c: Re-organize internal functions.
5032 2005-02-24 Richard Henderson <rth@redhat.com>
5035 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5037 * common.opt (fcx-limited-range): New.
5038 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5039 * toplev.c (flag_complex_method): Initialize to 1.
5040 (process_options): Set flag_complex_method to 0 if
5041 flag_cx_limited_range.
5042 * doc/invoke.texi (-fcx-limited-range): New.
5044 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5046 * cse.c (delete_trivially_dead_insns): Speed up by using
5047 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5050 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5052 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5053 functions when -mid-shared-library is being used.
5055 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5057 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5058 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5059 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5060 * system.h: Poison LINK_LIBGCC_SPECIAL.
5062 2005-02-23 James E Wilson <wilson@specifixinc.com>
5064 * gengtype.c (note_insn_name): Make 1 element larger.
5066 2005-02-23 Roger Sayle <roger@eyesopen.com>
5069 PR rtl-optimization/20097
5070 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5071 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5073 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5075 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5076 * t-aix52 (SHLIB_INSTALL): Same.
5078 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5080 * genpreds.c: Update copyright.
5082 2005-02-23 Michael Beach <michaelb@ieee.org>
5085 * config/sparc/t-elf (startup files): Assemble with CPP.
5087 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5089 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5090 (write_predicate_expr): Likewise.
5092 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5094 PR tree-optimization/20100
5095 PR tree-optimization/20115
5096 * tree-optimize.c (init_tree_optimization_passes): Remove
5097 pass_maybe_create_global_var.
5098 * tree-pass.h (pass_maybe_create_global_var): Remove.
5099 * tree-ssa-alias.c (aliases_computed_p): Declare.
5100 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5101 (count_calls_and_maybe_create_global_var): Remove.
5102 (pass_maybe_create_global_var): Remove.
5103 (init_alias_info): Do not declare aliases_computed_p.
5104 (maybe_create_global_var): If the function contains no
5105 call-clobbered variables and a mix of pure/const and regular
5106 function calls, create .GLOBAL_VAR.
5107 Mark all call-clobbered variables for renaming.
5108 (merge_pointed_to_info): Update comment.
5109 (add_pointed_to_var): Likewise.
5110 (is_escape_site): Likewise.
5111 Accept struct alias_info * instead of size_t *.
5113 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5115 * tree-ssa-operands.c (get_call_expr_operands): If
5116 ALIASES_COMPUTED_P is false, do not add call-clobbering
5118 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5119 (delete_tree_ssa): Likewise.
5121 2005-02-22 James E Wilson <wilson@specifixinc.com>
5123 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5124 (do_compile): Do call it here.
5126 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5128 PR rtl-optimization/20017.
5129 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5130 rest_of_handle_cse2, rest_of_handle_gcse): Call
5131 delete_dead_jumptables immediately before calling cleanup_cfg.
5133 2005-02-22 Devang Patel <dpatel@apple.com>
5136 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5139 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5141 * config/rs6000/aix.h (WINT_TYPE): Define.
5143 2005-02-22 Stan Shebs <shebs@apple.com>
5145 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5146 natural alignment for 64-bit Darwin.
5147 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5149 * doc/invoke.texi: Document this.
5151 2005-02-22 DJ Delorie <dj@redhat.com>
5153 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5154 to make_[un]signed_type, not the mode itself.
5156 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5158 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5159 not available. Use tail calls wherever possible.
5160 (make_edge): Call unchecked_make_edge to create an edge.
5162 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5163 (coalesce_ssa_name): Don't check for
5164 SSANORM_USE_COALESCE_LIST.
5165 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5167 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5169 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5170 (rewrite_into_ssa): ... here.
5172 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5174 PR tree-optimization/19786
5175 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5176 tag to another's may-alias bitmap when adding to the other's list.
5178 2005-02-21 DJ Delorie <dj@redhat.com>
5180 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5181 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5182 registers in unsupported ways.
5183 * expmed.c (init_expmed): Likewise.
5185 2005-02-21 Stan Cox <scox@redhat.com>
5187 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5189 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5191 * tree-cfg.c (fold_cond_expr_cond): New.
5192 (make_edges): Call fold_cond_expr_cond.
5193 (find_taken_edge): Accept nothing but INTEGER_CST.
5194 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5196 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5198 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5199 that do not belong to any basic block.
5201 2005-02-21 Jeff Law <law@redhat.com>
5203 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5206 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5208 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5209 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5210 Adjust their definitions.
5211 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5212 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5214 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5215 genautomata.c, langhooks.c, langhooks.h, system.h,
5216 config/arm/lib1funcs.asm: Update copyright.
5218 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5220 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5222 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5225 * doc/install.texi: Document --with-gc.
5227 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5229 * simplify-rtx.c (simplify_unary_operation): Add a missing
5232 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5234 PR tree-optimization/18663
5235 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5236 if the type has variable bounds.
5238 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5240 * gcse.c: Remove an obsolete comment.
5242 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5244 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5246 * doc/extend.texi (Function Attributes) <Attribute const>: The
5247 attribute "pure" is below this text, not above.
5249 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5251 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5252 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5253 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5255 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5258 * langhooks.h (struct lang_hooks): Add to_target_charset.
5259 * langhooks.c (lhd_to_target_charset): New function.
5260 * langhooks-def.h: Declare lhd_to_target_charset.
5261 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5262 (LANG_HOOKS_INITIALIZER): Update.
5263 * c-common.c (c_common_to_target_charset): New function.
5264 * c-common.h: Declare it.
5265 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5266 c_common_to_target_charset.
5268 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5269 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5271 * system.h: Poison them.
5272 * doc/tm.texi: Don't discuss them.
5273 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5274 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5275 (pp_c_char): Do not attempt to generate letter escapes for
5277 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5278 * config/mips/mips.c (mips_output_ascii): Likewise.
5280 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5282 PR tree-optimization/19951
5283 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5286 2005-02-19 Steven Bosscher <stevenb@suse.de>
5289 * function.h (struct function): New field `max_loop_depth'.
5290 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5291 (flow_loops_find): Reset the max loop depth count before finding loops.
5292 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5293 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5294 (calculate_global_regs_live): Make sure the loop will terminate
5295 when the initial sets are not empty.
5297 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5299 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5301 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5303 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5306 * doc/invoke.texi: Remove documentation of %M spec.
5308 (init_spec): Remove %M suffix from -lgcc_s.
5309 (do_spec_1): Remove 'M' case.
5310 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5311 to put shared libraries in the multilib directory. Remove the
5312 shlib_so_soname substitution variable. Don't add a multilib encoding
5313 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5314 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5315 SHLIB_INSTALL as well as SHLIB_LINK.
5316 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5317 (SHLIB_NAME): Delete.
5318 (SHLIB_DIR): New macro.
5319 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5320 (SHLIB_INSTALL): Adjust accordingly.
5321 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5322 * config/t-slibgcc-sld: Likewise.
5323 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5324 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5325 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5327 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5328 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5329 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5330 Use @shlib_base_name@ instead of @shlib_so_name@.
5331 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5332 and @shlib_base_name@.so in @multilib_dir@.
5333 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5334 to the install path.
5335 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5336 (SHLIB_LINK): Remove previous workaround.
5337 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5338 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5339 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5341 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5342 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5343 (SHLIB_INSTALL): Adjust accordingly.
5344 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5345 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5346 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5347 config/t-slibgcc-elf-ver.
5349 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5350 Jakub Jelinek <jakub@redhat.com>
5352 PR tree-optimization/19828
5353 * tree-ssa-loop-im.c: Add a TODO comment.
5354 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5355 without side-effects.
5357 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5359 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5362 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5364 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5365 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5366 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5368 (ia64_reorg): Delete fixup_errata call.
5369 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5370 (TARGET_SWITCHES): Delete -mb-step entry.
5372 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5375 * c-typeck.c (composite_type): Handle quals in transparent unions.
5376 (type_lists_compatible_p): Likewise.
5378 2005-02-18 Stan Shebs <shebs@apple.com>
5380 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5381 expressions in the .literal8 section.
5383 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5385 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5387 2005-02-18 Roger Sayle <roger@eyesopen.com>
5389 * fold-const.c (constant_boolean_node): Always create values of the
5390 specified type, don't bother calling truthvalue_conversion.
5392 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5394 * except.c (output_function_exception_table): Call
5395 assemble_external_libcall (eh_personality_libfunc).
5397 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5400 * config/ia64/ia64.h (struct machine_function): Add state_num.
5401 * config/ia64/ia64.c (process_epilogue,
5402 process_for_unwind_directive): Use new unwind state numbers each
5403 time rather than state 1.
5405 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5408 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5409 before the "*llgt_didi" pattern.
5411 2005-02-18 Jason Merrill <jason@redhat.com>
5413 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5415 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5417 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5418 (div0): Use it in place of ARM_FUNC_ALIAS.
5419 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5421 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5424 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5425 access, the lower bound of the array type if it exists.
5427 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5430 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5431 cases that are out-of-range for the index type.
5433 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5435 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5436 (estimate_case_costs): Don't call convert.
5437 * expmed.c (expand_shift): Likewise.
5438 (make_tree): Call fold_convert instead of convert.
5440 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5443 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5444 that ref to be marked MEM_READONLY_P doesn't have base that needs
5447 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5449 * genautomata.c (output_get_cpu_unit_code_func,
5450 output_cpu_unit_reservation_p): Don't generate old-style function
5453 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5456 PR tree-optimization/20009
5457 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5459 PR tree-optimization/18947
5460 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5461 inline, remove all nodes that are inlined into the extern inline
5464 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5466 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5467 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5468 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5469 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5472 2005-02-17 Roger Sayle <roger@eyesopen.com>
5474 PR tree-optimization/19917
5475 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5476 to be potentially trapping.
5478 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5480 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5482 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5484 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5485 tem becomes a local variable which is set to the value of the
5486 back end defined INITIAL_FRAME_ADDRESS macro.
5487 (expand_builtin_frame_address): Omit the base parameter to
5488 expand_builtin_return_addr.
5489 (expand_builtin_profile_func): Likewise.
5490 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5491 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5492 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5494 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5496 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5497 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5498 * config/frv/frv.c (frv_function_epilogue): Likewise.
5500 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5502 * lambda-code (perfect_nestify): Remove mark/unmark
5504 * tree-loop-linear.c (linear_transform_loops): Add
5505 rewrite_into_ssa call so that ssa is correct for
5506 rewriting into loop closed.
5508 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5510 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5511 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5513 * bt-load.c (btr_def_live_range, combine_btr_defs,
5514 migrate_btr_def, migrate_btr_defs): Likewise.
5515 * cfgcleanup.c (thread_jump): Likewise.
5516 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5517 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5518 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5519 df_rd_local_compute, df_reg_info_compute): Likewise.
5520 * dominance.c (init_dom_info, free_dom_info): Likewise.
5521 * flow.c (init_propagate_block_info,
5522 free_propagate_block_info): Likewise.
5523 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5524 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5525 modify_reg_pav): Likewise.
5526 * loop-invariant.c (find_defs, find_invariant_insn,
5527 find_invariants, free_inv_motion_data): Likewise.
5528 * predict.c (tree_predict_by_opcode,
5529 estimate_bb_frequencies): Likewise.
5530 * stmt.c (expand_case): Likewise.
5531 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5532 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5533 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5534 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5535 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5536 rewrite_ssa_into_ssa): Likewise.
5537 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5538 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5539 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5540 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5541 * tree-sra.c (tree_sra): Likewise.
5542 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5543 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5544 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5545 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5546 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5547 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5549 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5550 calculate_live_on_entry, calculate_live_on_exit,
5551 build_tree_conflict_graph): Likewise.
5552 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5553 record_important_candidates, set_use_iv_cost, find_depends,
5554 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5555 tree_ssa_iv_optimize_finalize): Likewise.
5556 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5557 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5558 tree_duplicate_loop_to_header_edge): Likewise.
5559 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5560 * tree-ssa.c (verify_flow_insensitive_alias_info,
5561 verify_name_tags, verify_ssa, init_tree_ssa,
5562 delete_tree_ssa): Likewise.
5563 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5564 fini_ssanames): Likewise.
5565 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5567 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5569 * config/rs6000/t-rtems: Completely reworked.
5571 2005-02-17 Ira Rosen <irar@il.ibm.com>
5573 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5575 2005-02-17 Ira Rosen <irar@il.ibm.com>
5577 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5578 POINTER_TYPE_P when checking that type is a pointer.
5579 (vect_get_memtag): Remove.
5580 (vect_address_analysis): Use POINTER_TYPE_P. Call
5581 vect_object_analysis with dummy parameter for memtag.
5582 (vect_object_analysis): Extract memtag (functionality that
5583 used to be in vect_get_memtag and moved here). Fix printings.
5584 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5585 with correct parameters. Remove call to vect_get_memtag.
5587 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5589 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5590 (tree-vectorizer.o): Added missing dependencies.
5592 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5594 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5595 declaration in tree-vectorizer.c, now has an extern declaration in
5597 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5598 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5599 get_vectype_for_scalar_type, vect_is_simple_use,
5600 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5601 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5602 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5603 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5604 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5605 find_loop_location): Likewise.
5607 * tree-vectorizer.c (langhooks.h): #include removed.
5608 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5609 moved to tree-vectorized.h.
5610 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5611 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5612 get_vectype_for_scalar_type, vect_is_simple_use,
5613 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5614 vect_supportable_dr_alignment, new_loop_vec_info,
5615 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5616 vect_set_verbosity_level, find_loop_location): Likewise.
5618 (vect_analyze_loop): Function externalized. Declaration moved to
5619 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5620 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5621 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5622 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5623 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5624 vect_enhance_data_refs_alignment, vect_analyze_operations,
5625 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5626 vect_stmt_relevant_p, vect_get_loop_niters,
5627 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5628 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5629 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5630 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5631 vect_get_memtag): Likewise.
5633 (vectorizable_load): Function externalized. Declaration moved to
5634 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5635 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5636 vect_transform_loop): Likewise.
5637 (vect_transform_stmt): Moved to tree-vect-transform.c.
5638 (vect_align_data_ref, vect_create_destination_var,
5639 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5640 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5641 vect_get_vec_def_for_operand, vect_init_vector,
5642 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5643 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5644 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5645 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5646 vect_do_peeling_for_loop_bound): Likewise.
5648 * tree-vect-analyze.c: New file.
5649 * tree-vect-transform.c: New file.
5651 2005-02-17 Jason Merrill <jason@redhat.com>
5653 PR mudflap/19319, c++/19317
5654 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5657 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5659 * doc/install.texi (Specific): Update link for Darwin-specific
5662 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5664 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5665 constant_boolean_node.
5667 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5670 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5671 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5673 2005-02-16 Richard Henderson <rth@redhat.com>
5676 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5678 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5679 replace uses with Wtype_MAXp1_F.
5680 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5681 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5682 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5683 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5684 and HAVE_TFMODE as appropriate.
5685 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5686 (__floatdisf): Likewise.
5687 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5688 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5689 (Wtype_MAXp1_F): New.
5690 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5691 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5693 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5696 * arm.c (arm_apply_result_size): New function.
5697 * arm.h (APPLY_RESULT_SIZE): Define.
5698 * arm-protos.h (arm_apply_result_size): Add prototype.
5699 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5700 (movxf): New expand.
5701 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5702 (call_value_symbol): Remove predicate for operand 0.
5703 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5704 (untyped_call): Rework to correclty return values for any type.
5705 (untyped_return): New expand.
5706 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5708 2005-02-16 Stan Shebs <shebs@apple.com>
5710 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5711 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5713 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5715 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5716 configure settings on Solaris 7 and later.
5718 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5720 PR tree-optimization/19865
5721 * tree-optimize.c (init_tree_optimization_passes): Run
5722 pass_may_alias after pass_sra.
5724 2005-02-16 Richard Henderson <rth@redhat.com>
5725 Stuart Hastings <stuart@apple.com>
5728 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5729 Do nothing if debug info suppressed for this function.
5730 (dbxout_begin_function): Early exit if debug info suppressed for
5733 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5736 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5738 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5740 PR tree-optimization/19967
5741 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5742 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5743 argument TYPE. Adjust calls to fold_builtin_XXX.
5744 (expand_builtin, fold_builtin_1): Adjust calls to
5746 (fold_builtin_strchr, fold_builtin_strpbrk,
5747 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5748 result to a requested type TYPE.
5750 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5753 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5754 (T)x & (T)cst if (T)cst overflows.
5755 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5756 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5758 2005-02-15 Jeff Law <law@redhat.com>
5760 * gcse.c (blocks_with_calls): New bitmap.
5761 (alloc_gcse_mem): Allocate it.
5762 (free_gcse_mem): Free it.
5763 (clear_modifY_mem_tables): Clear it.
5764 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5765 when we encounter CALL_INSNs.
5766 (compute_transp, case MEM): Handle blocks with calls separate
5767 from blocks without calls. Use bitmap iterators rather than
5770 2005-02-15 Peter O'Gorman <peter@pogma.com>
5773 * mklibgcc.in (vis_hide): Use a temporary object file, not
5776 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5779 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5780 access optimization.
5782 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5783 Alan Modra <amodra@bigpond.net.au>
5786 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5787 (_xlqsub): Rename to __gcc_qsub.
5788 (_xlqmul): Rename to __gcc_qmul.
5789 (_xlqdiv): Rename to __gcc_qdiv.
5790 Provide versioned symbol aliases with old names.
5791 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5792 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5793 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5794 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5795 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5797 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5799 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5800 Fold ~(A - 1) and ~(A + -1) to -A.
5802 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5806 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5807 config/pa/pa-host.c:pa_gt_pch_use_address.
5809 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5811 * tree-vn.c (get_value_handle): Make sure that given an
5812 is_gimple_min_invariant expression, we always return it.
5814 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5816 * passes.c (rest_of_handle_gcse): Fix a comment.
5818 2005-02-15 Jeff Law <law@redhat.com>
5820 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5822 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5823 (canon_list_insert, record_last_mem_set_info): Similarly.
5824 (clear_modify_mem_tables): Similarly.
5826 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5828 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5829 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5830 config/mips/mips.md, config/rs6000/aix.h,
5831 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5833 2005-02-15 Richard Henderson <rth@redhat.com>
5835 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5836 call to be best_edge.
5838 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5840 * basic-block.h: Adjust the prototype for find_basic_blocks.
5841 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5842 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5845 * flow.c (recompute_reg_usage): Remove all arguments.
5846 * passes.c (rest_of_compilation): Adjust the call to
5847 recompute_reg_usage.
5848 * rtl.h: Adjust the prototype for recompute_reg_usage.
5850 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5852 * tree-dump.c (dump_files): Update to reflect new member
5854 (dump_register): Add new argument.
5856 (dump_switch_p_1): Check against glob name if doglob was passed.
5857 (dump_switch_p): Check against regular first, then glob if
5858 we didn't have any hits on the dump name.
5859 * tree-optimize.c (register_one_dump_file):
5860 Pass in glob name as well.
5861 * tree-pass.h (struct dump_file_info): Add glob
5864 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5866 PR preprocessor/16323
5867 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5869 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5872 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5873 (trunctfdf2_internal1): New.
5874 (trunctfdf2_internal2): Renamed from trunctfdf2.
5876 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5878 PR tree-optimization/19853
5879 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5881 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5883 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5884 delete_dead_jumptables and cleanup_cfg.
5886 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5888 * reload.c (find_reloads): Swap address_reloaded flags when
5889 swapping commutative operands.
5891 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5893 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5894 Use standard_iv_increment_position for computing the bsi position
5896 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5899 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5902 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5903 life range of hard registers.
5904 * value-prof.c (insn_prefetch_values_to_profile): Only
5907 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5908 profile in libcalls.
5910 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5912 * bitmap.h (bitmap_and_compl_into): Return bool.
5913 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5915 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5917 PR tree-optimization/19944
5918 * fold-const.c (fold): Re-add ABS_EXPR folding.
5920 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5923 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5924 {TARGET,MASK}_XL_COMPAT.
5925 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5927 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5928 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5930 (rs6000_arg_partial_bytes): Same.
5931 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5932 and XL compatibility enabled.
5933 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5934 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5935 test to final condition.
5936 (cmptf_internal2): New.
5937 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5938 xl-compat. Add TFmode information to description.
5940 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5942 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5944 2005-02-13 Jason Merrill <jason@redhat.com>
5947 * fold-const.c (fold_indirect_ref_1): Split out from...
5948 (build_fold_indirect_ref): Here.
5949 (fold_indirect_ref): New fn.
5950 * tree.h: Declare it.
5951 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5952 (gimplify_modify_expr_rhs): Likewise.
5953 (gimplify_expr): Likewise.
5955 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5957 PR tree-optimization/14303
5958 PR tree-optimization/15784
5959 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5960 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5961 ABS_EXPR<x> != 0 to x != 0.
5963 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5965 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5966 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5967 spelling conventions.
5969 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5970 delete_trivially_dead_insns too many times.
5972 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5975 2005-02-12 Ira Rosen <irar@il.ibm.com>
5977 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5978 (vect_is_simple_iv_evolution): Remove redundant parameter
5980 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5981 without last parameter.
5982 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5983 Return pointer step. Call vect_is_simple_iv_evolution without
5984 last parameter. Check only that the step is multiple of size
5985 type. Remove stmt_vinfo updates.
5986 (vect_get_memtag_and_dr): Remove.
5987 (vect_get_memtag): New function.
5988 (vect_address_analysis): New function.
5989 (vect_object_analysis): New function.
5990 (vect_analyze_data_refs): Call vect_object_analysis and
5991 vect_get_memtag. Update stmt_vinfo fields.
5993 2005-02-12 Ira Rosen <irar@il.ibm.com>
5995 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
5996 exist and are objects. Remove checks for pointer.
5997 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
5998 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
5999 (vect_create_data_ref_ptr): Likewise.
6000 (vect_base_addr_differ_p): New function.
6001 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6002 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6003 Don't set the DR_BASE_NAME field of data-ref.
6004 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6006 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6008 * optabs.h (enum optab_index): Add new OTI_ldexp.
6009 (ldexp_optab): Define corresponding macro.
6010 * optabs.c (init_optabs): Initialize ldexp_optab.
6011 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6013 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6015 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6016 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6018 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6019 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6022 2005-02-12 Ira Rosen <irar@il.ibm.com>
6024 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6026 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6028 (vect_get_base_and_offset): Always return an address.
6029 (vect_create_addr_base_for_vector_ref): Remove treatment for
6030 different data reference types.
6031 (vect_compute_data_ref_alignment): Rename base to base_address in
6032 stmt_vec_info. Get the object in order to force its alignment.
6033 (vect_get_memtag_and_dr): Rename base to base_address in
6034 stmt_vec_info. Extract the object for memtag analysis.
6036 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6038 PR regression/19898.
6039 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6040 changes cc_status, use apply modified_in_p to part of cc_status
6041 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6044 2005-02-11 Richard Henderson <rth@redhat.com>
6046 * tree-complex.c (expand_complex_libcall): New.
6047 (expand_complex_multiplication): Use it for c99 compliance.
6048 (expand_complex_division): Likewise.
6049 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6051 * builtins.c (built_in_names): Remove const.
6052 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6054 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6055 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6056 (built_in_names): Remove const.
6057 * c-common.c (c_common_type_for_mode): Handle complex modes.
6058 * flags.h, toplev.c (flag_complex_method): Rename from
6059 flag_complex_divide_method.
6060 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6061 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6062 * libgcc2.h: Declare them.
6063 * libgcc-std.ver: Export them.
6064 * mklibgcc.in (lib2funcs): Build them.
6066 2005-02-11 Steven Bosscher <stevenb@suse.de>
6068 PR tree-optimization/19876
6069 Partially revert my change from 2005-01-14
6070 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6071 (compute_antic): ...and remove the loop here.
6073 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6076 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6077 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6079 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6080 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6082 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6084 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6085 offsets for the big-endian 32-bit case.
6087 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6089 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6091 2005-02-11 Dale Johannesen <dalej@apple.com>
6093 * cselib.c (cselib_process_insn): Clear out regs where
6094 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6095 * reload.c (find_equiv_reg): Ditto.
6097 2005-02-11 Ian Lance Taylor <ian@airs.com>
6099 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6102 * tree.c (build_function_type_list): Work correctly if there are
6105 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6107 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6108 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6109 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6110 TARGET_ZARCH instead of TARGET_64BIT.
6112 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6114 * config/rs6000/t-rtems:
6115 (MULTILIB_OPTIONS): Remove mcpu=602.
6116 (MUTLILIB_DIRNAMES): Remove m602.
6117 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6118 Let mcpu=602 match mcpu=603.
6119 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6121 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6123 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6126 2005-02-10 David Daney <ddaney@avtrex.com>
6128 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6129 * config/i386/linux-unwind.h: Likewise.
6130 * config/ia64/linux-unwind.h: Likewise.
6131 * config/mips/linux-unwind.h: Likewise.
6132 * config/pa/linux-unwind.h: Likewise.
6133 * config/rs6000/linux-unwind.h: Likewise.
6134 * config/s390/linux-unwind.h: Likewise.
6135 * config/sh/linux-unwind.h: Likewise.
6136 * config/sparc/linux-unwind.h: Likewise.
6138 2005-02-10 Steven Bosscher <stevenb@suse.de>
6140 PR tree-optimization/17549
6141 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6142 TER to replace a DEF with its expression if the DEF and the
6143 rhs of the expression we replace into have the same root
6146 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6148 * config/mips/mips.md: Fix the placement of the match_scratch in the
6151 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6153 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6156 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6158 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6159 (strip_offset): Handle addresses.
6160 (add_address_candidates): Use strip_offset.
6161 (difference_cost): Reflect strip_offset change.
6162 (force_var_cost, difference_cost): Strip nops.
6164 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6166 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6168 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6169 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6170 config/cris/cris-protos.h, config/cris/cris.c: Update
6173 2005-02-10 Jeff Law <law@redhat.com>
6175 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6176 (lookup_avail_expr): Similarly.
6178 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6180 * builtins.c (fold_builtin_powi): New function.
6181 (fold_builtin_1): Call it.
6183 2005-02-10 Steven Bosscher <stevenb@suse.de>
6185 PR documentation/19309
6186 * doc/cpp.texi: The __GNUC__ and related predefined macros
6187 are also defined for the "standalone" cpp.
6188 Some non-GCC compilers may also define __GNUC__.
6190 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6193 * c-typeck.c (common_type): New routine. Old common_type renamed
6195 (c_common_type): ...this.
6196 (build_conditional_expr, build_binary_op): Use c_common_type instead
6199 2005-02-10 Steven Bosscher <stevenb@suse.de>
6201 * doc/md.texi: Replace @samp{length} with @code{length}.
6203 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6205 PR tree-optimization/18687
6206 * tree-flow.h (find_loop_niter): Declare.
6207 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6208 Try using scev even for loops with more than one exit.
6209 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6210 (struct ivopts_data): Added niters field.
6211 (struct nfe_cache_elt): New.
6212 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6214 (tree_ssa_iv_optimize_init): Initialize niters cache.
6215 (determine_number_of_iterations): Removed.
6216 (find_induction_variables): Do not call determine_number_of_iterations.
6217 Access niters for single exit through niter_for_single_dom_exit.
6218 (add_iv_outer_candidates): Access niters for single exit through
6219 niter_for_single_dom_exit.
6220 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6221 number_of_iterations_cond.
6222 (iv_period): New function.
6223 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6224 (may_replace_final_value): Take data argument. Use
6225 niter_for_single_dom_exit.
6226 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6227 (rewrite_use_compare): Pass data to may_eliminate_iv.
6228 (rewrite_use_outer): Pass data to may_replace_final_value.
6229 (free_loop_data): Clean up the niters cache.
6230 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6231 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6232 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6233 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6234 (num_ending_zeros): Moved to tree.c.
6235 * tree.h (num_ending_zeros): Declare.
6236 * tree.c (num_ending_zeros): Moved from tree.c.
6238 2005-02-09 Richard Henderson <rth@redhat.com>
6240 * builtins.c (DEF_BUILTIN): Add COND argument.
6241 * tree.h (DEF_BUILTIN): Likewise.
6242 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6243 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6245 (DEF_BUILTIN_STUB): New.
6246 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6247 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6248 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6249 * c-common.c (DEF_BUILTIN): Add COND argument.
6250 * tree.c (local_define_builtin): New.
6251 (build_common_builtin_nodes): New.
6253 2005-02-09 Roger Sayle <roger@eyesopen.com>
6255 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6256 floating point expression ignoring the sign of the result.
6257 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6258 (fold) <MULT_EXPR>: Use it to simplify x*x.
6259 * tree.h (fold_strip_sign_ops): Prototype here.
6260 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6261 argument. Use fold_strip_sign_ops to simplify the first argument.
6262 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6263 first argument when the second argument is an even integer
6264 constant, but only with -funsafe_math_optimizations.
6265 (fold_builtin_1): Update call to fold_builtin_copysign.
6267 2005-02-09 Ian Lance Taylor <ian@airs.com>
6270 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6271 just check whether EH_FILTER_FAILURE falls through.
6273 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6275 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6276 insns return to ready list in the next turn.
6278 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6281 * builtins.def: New __builtin_powi[lf].
6282 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6283 (expand_builtin_powi): New function.
6284 (expand_builtin): Dispatch to expand_builtin_powi.
6285 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6286 * libgcc2.c: Add __builtin_powi[lf] implementation.
6287 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6288 * optabs.h: Add powi_optab.
6289 * optabs.c (init_optabs): Initialize powi_optab.
6290 * doc/extend.texi: Document __builtin_powi[lf].
6292 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6294 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6297 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6300 * fold-const.c (try_move_mult_to_index): Remove redundant
6301 type argument. Create ADDR_EXPR with correct type.
6302 (fold): Update callers of try_move_mult_to_index. Convert
6303 result to the appropriate type.
6305 2005-02-09 Roger Sayle <roger@eyesopen.com>
6308 * config/avr/avr.c (default_rtx_costs): Delete.
6309 (avr_operand_rtx_cost): New function.
6310 (avr_rtx_costs): Completely rewrite.
6312 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6315 * config/cris/cris.c (in_code): New variable.
6316 (cris_output_addr_const): Now a static function, a wrapper for
6318 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6319 case from old cris_output_addr_const.
6320 (cris_asm_output_label_ref): Similar for LABEL_REF.
6321 (cris_output_addr_const_extra): Similar for UNSPEC.
6322 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6323 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6324 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6326 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6327 (cris_asm_output_label_ref): Declare.
6329 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6331 PR preprocessor/19801
6332 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6333 filenames that changed when libcpp was moved to the toplevel.
6335 2005-02-07 Roger Sayle <roger@eyesopen.com>
6337 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6338 zero extensions of BImode operands. Call lowpart_subreg instead
6339 of gen_lowpart_common and gen_lowpart_SUBREG.
6341 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6344 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6345 * configure.ac: Set cc_for_cross_gnattools.
6346 * configure: Regenerate.
6348 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6351 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6353 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6356 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6357 of nested functions.
6359 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6361 * doc/extend.texi: Document deprecated extensions allowing
6362 static floating-point members to have initializers and allowing
6363 floating-point literals in integral constant expressions.
6365 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6367 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6368 config/darwin7.h, config/mips/mips.c,
6369 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6372 * cse.c: Update comments.
6374 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6377 * builtins.c (fold_builtin_sqrt): Transform
6378 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6381 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6382 Dorit Naishlos <dorit@il.ibm.com>
6384 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6385 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6386 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6388 * tree.h (vect_set_verbosity_level): New extern function declaration
6390 * tree-vectorizer.h (verbosity_levels): New enum type.
6391 * tree-vectorizer.c (vect_debug_stats): Function removed.
6392 (vect_debug_details): Likewise.
6393 (vect_verbosity_level): Global variable was defined and initialized.
6394 (vect_dump): Global variable definition.
6395 (vect_print_dump_info): New function.
6396 (vect_set_dump_settings): New function.
6397 (vect_set_verbosity_level): New function.
6398 (vectorize_loops): Add call to vect_set_dump_settings.
6400 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6401 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6402 (slpeel_tree_peel_loop_to_edge): Likewise.
6404 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6405 appropriate verbosity level instead of call to vect_debug_details
6406 or vect_debug_stats.
6407 (vect_get_base_and_offset):
6408 (vect_create_addr_base_for_vector_ref):
6409 (get_vectype_for_scalar_type):
6410 (vect_create_data_ref_ptr):
6412 (vect_get_vec_def_for_operand):
6413 (vect_finish_stmt_generation):
6414 (vectorizable_assignment):
6415 (vectorizable_operation):
6416 (vectorizable_store):
6417 (vectorizable_load):
6418 (vect_transform_stmt):
6419 (vect_update_ivs_after_vectorizer):
6420 (vect_do_peeling_for_loop_bound):
6421 (vect_update_inits_of_drs):
6422 (vect_do_peeling_for_alignment):
6423 (vect_transform_loop):
6424 (vect_is_simple_use):
6425 (vect_analyze_operations):
6426 (vect_is_simple_iv_evolution):
6427 (vect_analyze_scalar_cycles):
6428 (vect_analyze_data_ref_dependence):
6429 (vect_analyze_data_ref_dependences):
6430 (vect_compute_data_ref_alignment):
6431 (vect_enhance_data_refs_alignment):
6432 (vect_analyze_data_refs_alignment):
6433 (vect_analyze_data_ref_access):
6434 (vect_analyze_data_ref_accesses):
6435 (vect_analyze_pointer_ref_access):
6436 (vect_get_memtag_and_dr):
6437 (vect_analyze_data_refs):
6438 (vect_mark_relevant):
6439 (vect_stmt_relevant_p):
6440 (vect_mark_stmts_to_be_vectorized):
6441 (vect_can_advance_ivs_p):
6442 (vect_get_loop_niters):
6443 (vect_analyze_loop_form):
6444 (vect_analyze_loop):
6445 (vectorize_loops): Likewise.
6447 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6448 (vect_update_inits_of_drs):
6449 (vect_do_peeling_for_alignment):
6450 (vect_transform_loop):
6451 (vect_analyze_operations):
6452 (vect_analyze_scalar_cycles):
6453 (vect_analyze_data_ref_dependences):
6454 (vect_analyze_data_refs_alignment):
6455 (vect_analyze_data_ref_accesses):
6456 (vect_analyze_data_refs):
6457 (vect_mark_stmts_to_be_vectorized):
6458 (vect_get_loop_niters):
6459 (vect_analyze_loop_form):
6460 (vect_analyze_loop): Likewise.
6461 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6463 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6467 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6468 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6469 either -ffast-math or -funsafe-math-optimizations is in use.
6471 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6472 * config/mips/irix-csr.c: New file.
6473 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6474 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6475 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6478 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6480 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6481 redundant, incorrect definitions.
6483 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6485 ("*tls_indirect_call"): New, reference hard regs directly.
6486 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6488 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6490 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6491 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6493 2005-02-06 Roger Sayle <roger@eyesopen.com>
6495 PR rtl-optimization/19800
6496 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6497 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6500 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6502 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6504 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6507 * doc/invoke.texi: Correct documentation of -freorder-functions.
6509 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6512 * doc/invoke.texi: Don't mention gccbug.
6514 2005-02-06 Roger Sayle <roger@eyesopen.com>
6515 Andrew Pinski <pinskia@physics.uc.edu>
6516 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6518 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6519 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6520 into just (zero_extract:SI FOO (const_int 1) BAR).
6522 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6524 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6525 macro locally. Don't give last revision date. Use GCC version
6526 number from gcc-common.texi.
6527 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6528 revision date. Use GCC version number from gcc-common.texi.
6529 Describe being a library as current state rather than as 3.x
6531 * doc/gcc.texi: Remove last update date.
6532 * doc/gccint.texi: Likewise. Update copyright dates.
6533 * doc/install.texi: Update copyright dates.
6535 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6538 * doc/invoke.texi: Mention for each option included in -Wall that
6539 it is included in -Wall.
6540 * doc/gcc.texi: Update copyright and last modification date.
6542 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6544 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6545 unnecessary cast to original induction variable increments.
6547 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6549 PR tree-optimization/18219
6550 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6551 in distributed form.
6553 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6555 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6556 Set bitpos and offset later in the function. Do nothing if the
6557 target is a register and if the bitfield lies completely outside
6559 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6560 here. Return an uninitialised register if the source value is stored
6561 in a register and the bitfield lies completely outside that register.
6563 2005-02-06 Steven Bosscher <stevenb@suse.de>
6565 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6568 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6570 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6572 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6574 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6575 * config/darwin8.h: New.
6576 * config/darwin7.h: Update comment.
6578 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6579 Dorit Naishlos <dorit@il.ibm.com>
6581 * tree-vectorizer.h (LOC): New type.
6582 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6583 (loop_line_number): New field in struct _loop_vec_info.
6584 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6586 * tree-vectorizer.c (input.h): Included.
6587 (find_loop_location): New function.
6588 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6589 loop line number removed.
6590 (vect_debug_details): Likewise.
6591 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6593 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6594 call to vect_debug_details/stats changed from loop to loop_loc.
6595 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6596 (slpeel_tree_peel_loop_to_edge): Likewise.
6598 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6599 changed from NULL to UNKNOWN_LOC.
6600 (vect_get_base_and_offset):
6601 (vect_create_addr_base_for_vector_ref):
6602 (get_vectype_for_scalar_type):
6603 (vect_create_data_ref_ptr):
6605 (vect_get_vec_def_for_operand):
6606 (vect_finish_stmt_generation):
6607 (vectorizable_assignment):
6608 (vectorizable_operation):
6609 (vectorizable_store):
6610 (vectorizable_load):
6611 (vect_transform_stmt):
6612 (vect_update_ivs_after_vectorizer):
6613 (vect_do_peeling_for_loop_bound):
6614 (vect_do_peeling_for_alignment):
6615 (vect_transform_loop):
6616 (vect_is_simple_use):
6617 (vect_analyze_operations):
6618 (vect_is_simple_iv_evolution):
6619 (vect_analyze_scalar_cycles):
6620 (vect_analyze_data_ref_dependences):
6621 (vect_compute_data_ref_alignment):
6622 (vect_enhance_data_refs_alignment):
6623 (vect_analyze_data_ref_access):
6624 (vect_analyze_data_ref_accesses):
6625 (vect_analyze_pointer_ref_access):
6626 (vect_get_memtag_and_dr):
6627 (vect_analyze_data_refs):
6628 (vect_mark_relevant):
6629 (vect_stmt_relevant_p):
6630 (vect_mark_stmts_to_be_vectorized):
6631 (vect_can_advance_ivs_p):
6632 (vect_get_loop_niters):
6633 (vect_analyze_loop):
6634 (vectorize_loops): Likewise.
6636 (vectorizable_load): Argument in call to vect_debug_details/stats
6637 changed from loop to LOOP_LOC (loop_vinfo).
6638 (vect_transform_loop):
6639 (vect_analyze_operations):
6640 (vect_analyze_scalar_cycles):
6641 (vect_analyze_data_ref_dependence):
6642 (vect_enhance_data_refs_alignment):
6643 (vect_analyze_data_ref_accesses):
6644 (vect_analyze_pointer_ref_access):
6645 (vect_analyze_data_refs):
6646 (vect_analyze_loop): Likewise.
6648 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6649 changed from loop to loop_loc.
6651 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6653 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6654 Dorit Naishlos <dorit@il.ibm.com>
6656 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6658 (vect_analyze_data_ref_dependences): Likewise.
6660 (vect_is_simple_use): Argument changed from loop structure to
6661 loop_vect_info structure.
6662 (vect_can_advance_ivs_p): Likewise.
6663 (vect_create_index_for_vector_ref): Likewise.
6664 (vect_update_ivs_after_vectorizer): Likewise.
6665 (new_stmt_vec_info): Likewise.
6667 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6668 changed from loop to loop_vinfo.
6669 (vect_create_data_ref_ptr): First argument in call to
6670 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6671 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6672 was changed from loop to loop_vinfo.
6673 (vectorizable_operation): Likewise.
6674 (vectorizable_store): Likewise.
6675 (vect_mark_stmts_to_be_vectorized): Likewise.
6676 (vect_do_peeling_for_loop_bound): First argument in call to
6677 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6678 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6679 was changed from loop to loop_vinfo.
6680 (vect_analyze_data_ref_dependences): Third argument in call to
6681 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6683 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6684 (vect_create_data_ref_ptr): Likewise.
6685 (vect_init_vector): Likewise.
6686 (vect_get_vec_def_for_operand): Likewise.
6687 (vectorizable_assignment): Likewise.
6688 (vectorizable_operation): Likewise.
6689 (vectorizable_store): Likewise.
6690 (vectorizable_load): Likewise.
6691 (vect_update_ivs_after_vectorizer): Likewise.
6692 (vect_is_simple_use): Likewise.
6693 (vect_analyze_data_ref_dependence): Likewise.
6694 (vect_analyze_pointer_ref_access): Likewise.
6695 (vect_can_advance_ivs_p): Likewise.
6697 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6698 before _stmt_vec_info.
6699 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6700 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6701 (new_stmt_vec_info): Argument changed from loop structure to
6702 loop_vect_info structure
6704 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6705 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6706 (vect_create_addr_base_for_vector_ref): Likewise.
6707 (vect_analyze_pointer_ref_access): Likewise.
6709 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6712 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6713 phi flag if the phi is abnormal.
6715 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6718 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6719 information for the new statement.
6721 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6724 * gcc.c (main): Include the target in -v output.
6726 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6728 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6729 Do not drop the extend if we'd have to add a paradoxical subreg
6730 later. Include optabs.h and insn-codes.h.
6731 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6733 2005-02-02 Roger Sayle <roger@eyesopen.com>
6736 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6737 * fold-const.c (const_binop): Avoid constant folding floating
6738 point operations in modes that use composite representations.
6739 * simplify-rtx.c (simplify_binary_operation): Likewise.
6741 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6743 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6745 (altivec_dstt): Likewise.
6746 (altivec_dstst): Likewise.
6747 (altivec_dststt): Likewise.
6748 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6751 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6753 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6754 EXPR_LOCUS from orig_cond to the new cond_stmt.
6755 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6758 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6760 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6761 standard_iv_increment_position. Remove call to bsi_next
6762 (no need to bump the iterator anymore).
6763 (vect_create_index_for_vector_ref): Call
6764 standard_iv_increment_position. Remove second function argument.
6765 (vect_finish_stmt_generation): Remove call to bsi_next
6766 (no need to bump the iterator anymore).
6767 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6768 to vect_create_index_for_vector_ref.
6770 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6772 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6773 phis are used out of the loop.
6775 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6778 * c-decl.c (undef_nested_function): New variable.
6779 (pop_scope): Diagnose undefined nested functions.
6780 (finish_function): Don't attempt cgraph processing or genericizing
6781 if current top-level function contained an undefined nested
6782 function. Reset undef_nested_function at the end of a top-level
6785 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6787 * tree.c (build_int_cst_type): Take sign of the value into account
6788 when deciding whether sign extend the value.
6790 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6793 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6794 (cpp_options, cc1_options): Change %{std*&ansi} to
6795 %{std*&ansi&trigraphs}.
6797 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6799 * cse.c: Update comments.
6801 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6803 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6804 arguments go on the stack. Do not put complex doubles in odd/even
6807 2005-02-02 Steven Bosscher <stevenb@suse.de>
6809 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6810 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6811 -ftree-pre, and -fthread-jumps.
6813 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6815 PR tree-optimization/19578
6816 * tree-flow.h (modified_noreturn_calls): Declare.
6817 (noreturn_call_p): Declare.
6818 * tree-flow-inline.h (noreturn_call_p): New function.
6819 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6820 * tree-cfg.c (modified_noreturn_calls): New variable.
6821 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6822 that contain a mid-block noreturn call.
6823 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6825 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6827 * df.c (df_def_record_1, df_uses_record): Don't use
6829 * df.h (DF_FOR_REGALLOC): Remove.
6831 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6834 * c-typeck.c (really_start_incremental_init): Reset
6835 constructor_max_index for arrays of incomplete type.
6837 2005-02-02 Jeff Law <law@redhat.com>
6839 * gcse.c (struct reg_set): Store the block index where the register
6840 was set rather than the setting insn.
6841 (record_one_set, compute_transp): Corresponding changes.
6842 (pre_insert_copy_insn): Do not call replace_one_set.
6843 (replace_one_set): Remove.
6845 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6848 * doc/gcov.texi: Fix typo.
6850 2005-02-01 Richard Henderson <rth@redhat.com
6853 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6854 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6856 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6857 * config/i386/i386-protos.h: Update.
6859 2005-02-01 Steven Bosscher <stevenb@suse.de>
6861 PR tree-optimization/19217
6862 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6863 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6864 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6865 that it is walking a PHI node.
6867 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6869 * doc/extend.texi (Nested Functions): Update.
6871 2005-02-01 Richard Henderson <rth@redhat.com>
6874 * optabs.c (expand_copysign_absneg): Export.
6875 * optabs.h (expand_copysign_absneg): Declare.
6876 * config/rs6000/rs6000.md (copysigntf3): New.
6878 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6880 PR tree-optimization/19633
6881 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6882 * tree-ssa-alias.c (init_alias_info): Initialize.
6883 (merge_pointed_to_info): Set.
6884 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6885 (dump_points_to_info_for): Show value of pt_null.
6886 (struct count_ptr_d): Declare.
6887 (find_ptr_dereference): Remove.
6888 (ptr_is_dereferenced_by): Remove.
6889 (count_ptr_derefs): New local function.
6890 (count_uses_and_derefs): New local function.
6891 (compute_points_to_and_addr_escape): Call it. If the number
6892 of dereferences is greater than zero, mark the pointer as
6893 dereferenced. If there are fewer dereferences than uses of
6894 the pointer, the pointer's value escapes.
6896 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6898 PR tree-optimization/19670
6899 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6901 (verify_use): ... set it here, instead.
6903 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6905 * doc/sourcebuild.texi (Test directives): Fix formatting.
6907 * doc/sourcebuild.texi (Test directives): Describe selector
6910 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6912 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6913 specific 64-bit CPUs.
6915 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6918 * arm.c (arm_eliminable_register): New function.
6919 (adjacent_mem_locations): Don't allow eliminable registers. Use
6920 HOST_WIDE_INT for address offsets.
6921 * arm-protos.h (arm_eliminable_register): Add prototype.
6923 2005-02-01 Steven Bosscher <stevenb@suse.de>
6925 PR optimization/15242
6926 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6927 * basic-block.h (duplicate_computed_gotos): Add prototype.
6928 * bb-reorder.c (duplicate_computed_gotos): New function to
6929 duplicate sufficiently small blocks ending in a computed jump.
6930 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6931 if not optimizing for size.
6932 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6933 never do tail merging for blocks ending in a computed jump.
6934 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6936 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6938 Patch from Richard Sandiford <rsandifo@redhat.com>
6939 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6940 from inheriting a subreg equivalence with a non-spill register.
6942 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6944 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6946 * config/frv/frv.c (movcc_fp_destination_operand): New.
6947 (gpr_or_memory_operand): Fix typo in comment.
6948 (gpr_or_memory_operand_with_scratch): New.
6949 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6950 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6951 movcc_fp_destination_operand.
6952 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6953 Legitimize memory addresses using a scratch register.
6955 2005-01-31 Jeff Law <law@redhat.com>
6957 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6958 bitmap a sparse bitmap instead of a simple bitmap.
6959 (mark_def_sites_initialize_block): Corresponding changes.
6960 (ssa_mark_def_sites_initialize_block): Likewise.
6961 (ssa_mark_phi_uses): Likewise.
6962 (mark_def_site, ssa_mark_def_sites): Likewise.
6963 (mark_def_site_blocks): Likewise.
6964 (rewrite_ssa_into_ssa): Likewise.
6966 * tree-ssa-dom.c (record_cond): Pass correct variable type
6967 for last argument to htab_find_slot_with_hash.
6969 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6970 effects when optimizing 0 % X. Do not try to optimize X % 0.
6972 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6974 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6977 2005-02-01 Eric Christopher <echristo@redhat.com>
6979 * config/mips/mips.c (override_options): Warn if -mint64
6981 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6984 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6986 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6988 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6989 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6990 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6991 (cached_regno): Initialize to INVALID_REGNUM.
6992 (cse_reg_info_table_size,
6993 cse_reg_info_table_first_uninitialized,
6994 cse_reg_info_timestamp): New.
6995 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
6997 (init_cse_reg_info, get_cse_reg_info_1): New.
6998 (get_cse_reg_info): Cache the last look-up.
6999 (new_basic_block): Update the code to clear mappings from
7000 registers to cse_reg_info entries.
7001 (cse_main): Call init_cse_reg_info.
7003 * cse.c (get_cse_reg_info): Update a comment.
7005 2005-01-31 Steven Bosscher <stevenb@suse.de>
7008 * c-decl.c (start_decl): Do not warn about arrays of elements with
7009 an incomplete type here.
7010 (grokdeclarator): Do it here by making a pedwarn an error.
7011 * c-typeck.c (push_init_level): If there were previous errors with
7012 the constructor type, do not warn about braces for initializers.
7013 (process_init_element): Likewise for excess initializer elements.
7015 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7017 * cse.c (delete_trivially_dead_insn): Don't iterate.
7019 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7021 * config/rs6000/rs6000.md (copysignsf3): New expand.
7022 (copysigndf3): Likewise.
7024 2005-01-31 Steven Bosscher <stevenb@suse.de>
7026 * recog.c (constrain_operands): Only look for earlyclobber operand
7027 conflicts if an '&' constraint was seen.
7029 2005-01-31 Marc Espie <espie@openbsd.org>
7031 * config.gcc: Don't include embedded systems fragment, switches default
7032 debugging format to ELF.
7033 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7034 longer pick it up there.
7036 2005-01-31 Dale Johannesen <dalej@apple.com>
7038 * doc/extend.texi (nested functions): Fix linkage description.
7039 Clarify that static is not allowed.
7041 2005-01-31 Dale Johannesen <dalej@apple.com>
7043 * config/rs6000/darwin.md (movsf_low_di): Make work.
7044 (movdf_low_di): Make work.
7046 2005-01-31 Dale Johannesen <dalej@apple.com>
7048 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7049 Make work for 64 bit.
7051 2005-01-31 Roger Sayle <roger@eyesopen.com>
7052 Dale Johannesen <dalej@apple.com>
7055 * fold-const.c (fold_binary_op_with_conditional_arg):
7056 Make types match original operands, before STRIP_NOPS.
7058 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7060 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7061 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7062 (struct gcc_sigcontext): Delete. Merge contents to..
7063 (struct gcc_ucontext): ..here.
7064 (get_sigcontext): Delete.
7065 (get_regs): New function, like get_sigcontext but return regs ptr.
7066 64-bit version finds regs from r1 to support vdso.
7067 (ppc_linux_aux_vector): New function.
7068 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7071 2005-01-31 Ira Rosen <irar@il.ibm.com>
7073 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7075 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7076 redundant fold. Fix misalignment for MINUS_EXPR.
7077 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7078 (vect_analyze_pointer_ref_access): Likewise.
7079 (vect_get_memtag_and_dr): Likewise.
7081 2005-01-31 Richard Henderson <rth@redhat.com>
7083 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7084 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7085 absnegdf2_i387, absnegxf2_i387): Likewise.
7087 2005-01-31 Richard Henderson <rth@redhat.com>
7090 * optabs.c (expand_copysign_absneg): New.
7091 (expand_copysign_bit): Split out from ...
7092 (expand_copysign): ... here. Use expand_copysign_absneg.
7094 2005-01-30 Roger Sayle <roger@eyesopen.com>
7097 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7098 constant as the second operand and a register as the third.
7100 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7103 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7104 that dllimport'd functions do not use all call-clobbered registers
7107 2005-01-30 Richard Henderson <rth@redhat.com>
7110 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7111 expand_abs_nojump and generalize. Use operand_subword and
7112 emit_no_conflict_block. Support large modes.
7113 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7115 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7116 negation to subtraction.
7117 (expand_copysign): Check that the format has signed zeros.
7118 Use operand_subword and emit_no_conflict_block. Support large modes.
7120 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7122 Fix PR tree-optimization/19624
7124 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7125 * tree-ssa-pre.c: Add cfgloop.h.
7127 (pre_stats): New member, constified.
7128 (inserted_exprs): New static variable.
7129 (NECESSARY): New macro.
7130 (create_expression_by_pieces): Fold the expression, and
7131 mark it as defaulting to not necessary. Also put in
7133 (fully_constant_expression): New function.
7134 (insert_into_preds_of_block): Modify to not insert phis when we
7135 are playing with induction variables.
7136 Push phis onto the inserted_exprs vector, and mark them as not
7137 necessary by default.
7138 (insert_aux): Call fully_constant_expression on eprime.
7139 If all edges produce the same value, mark it constant.
7140 (mark_operand_necessary): New function.
7141 (remove_dead_inserted_code): New function.
7142 (init_pre): Init loop optimizer to get loop info.
7143 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7144 (execute_pre): Commit edge inserts, then remove dead code.
7146 2005-01-30 Richard Henderson <rth@redhat.com>
7148 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7149 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7151 2005-01-30 Richard Henderson <rth@redhat.com>
7154 * config/i386/i386.c (ix86_expand_copysign): New.
7155 (ix86_split_copysign_const): New.
7156 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7157 rearrange op1/nmask operands.
7158 * config/i386/i386-protos.h: Update.
7159 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7160 (copysigndf3): Likewise.
7161 (copysignsf3_const, copysigndf3_const): New.
7162 (copysignsf3_var): Rename from copysignsf3, split out splitter
7163 and fix split predicate for X constraint.
7164 (copysigndf3_var): Similarly.
7166 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7168 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7169 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7170 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7172 2005-01-29 Richard Henderson <rth@redhat.com>
7175 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7176 of # and * in constraints.
7178 2005-01-29 Richard Henderson <rth@redhat.com>
7181 * expr.c (store_field): Don't strip sub-mode cast when the input
7182 data is even smaller.
7184 2005-01-29 Richard Henderson <rth@redhat.com>
7187 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7190 2005-01-29 Richard Henderson <rth@redhat.com>
7192 * combine.c (make_field_assignment): Fix argument order
7195 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7197 PR tree-optimization/15791
7198 * fold-const.c (extract_array_ref): New function.
7199 (fold): Fold comparisons between &a[i] and &a[j] or
7200 semantically equivalent trees.
7202 2005-01-29 Jeff Law <law@redhat.com>
7204 * gcse.c (insert_expr_in_table): Revamp handling of available
7205 and anticipatable occurrence lists to avoid unnecessary list
7207 (insert_set_in_table): Similarly.
7209 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7211 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7213 (c_build_qualified_type): Build qualified array types with
7214 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7215 * c-decl.c (c_make_fname_decl): Build unqualified array type
7216 before qualified type.
7217 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7218 type is qualified, not just if type itself is. Don't apply
7219 qualifiers to array type when declarator is processed. Apply
7220 qualifiers to field type whether or not it is an array type.
7221 Don't handle array types specially for applying qualifiers to
7223 * c-typeck.c (composite_type): Build unqualified element type and
7224 array type when forming composite of array types.
7225 (common_pointer_type, comptypes, comp_target_types,
7226 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7227 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7229 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7230 (args2) in variables a1 and a2.
7232 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7234 * cse.c (n_elements_made, max_elements_made): Remove.
7235 (insert): Don't touch n_elements_made.
7236 (cse_main): Don't touch n_elements_made or max_elements_made.
7238 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7241 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7242 configuration part of dp-bit.c to be lost.
7244 2005-01-28 Roger Sayle <roger@eyesopen.com>
7246 * expmed.c (expand_mult_highpart_optab): When attempting to use
7247 a non-widening multiplication in a wider mode, the operands need
7248 to be converted (zero or sign extended) to that mode.
7250 2005-01-28 Ian Lance Taylor <ian@airs.com>
7254 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7255 through if both operands fall through.
7257 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7259 * cse.c (fold_rtx) <PC>: Don't optimize.
7261 2005-01-28 Jeff Law <law@redhat.com>
7263 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7264 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7266 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7268 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7269 cse_reg_info_used_list_end): Remove.
7270 (cse_reg_info_list, cse_reg_info_list_free): New.
7271 (get_cse_reg_info): When allocating an instance of
7272 cse_reg_info, add it to the beginning of the cse_reg_info_list
7273 list. Remove code to maintain cse_reg_info_used_list.
7274 (new_basic_block): Reset the free list to the beginning of
7277 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7279 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7280 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7281 (frv_expand_mdpackh_builtin): New function.
7282 (frv_expand_builtin): Use it to expand __MDPACKH.
7283 * doc/extend.texi (__MDPACKH): Update documentation.
7285 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7287 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7288 SSE_FLOAT_MODE_P for use_sse computation.
7290 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7293 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7295 2005-01-27 Richard Henderson <rth@redhat.com>
7297 * builtins.c (expand_builtin_copysign): New.
7298 (expand_builtin): Call it.
7299 * genopinit.c (optabs): Add copysign_optab.
7300 * optabs.c (init_optabs): Initialize it.
7301 (expand_copysign): New.
7302 * optabs.h (OTI_copysign, copysign_optab): New.
7303 (expand_copysign): Declare.
7305 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7306 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7308 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7309 (ix86_expand_fp_absneg_operator): ... here.
7310 (ix86_split_copysign): New.
7311 * config/i386/i386-protos.h: Update.
7312 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7313 (copysignsf3, copysigndf3): New.
7315 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7316 (copysignsf3, ncopysignsf3): New.
7317 (copysigndf3, ncopysigndf3): New.
7318 (copysignxf3, ncopysignxf3): New.
7319 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7321 2005-01-27 Arend Bayer <arend.bayer@web.de>
7322 Kazu Hirata <kazu@cs.umass.edu>
7324 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7325 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7326 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7329 2005-01-27 Jeff Law <law@redhat.com>
7331 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7332 definitions of SSA_NAMEs which are not being rewritten.
7333 (rewrite_ssa_into_ssa): Only initialize the current definition
7334 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7335 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7336 SSA_NAMEs before returning.
7338 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7340 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7341 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7342 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7343 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7344 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7346 2005-01-27 Steven Bosscher <stevenb@suse.de>
7349 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7350 higher to -O2 and higher. Likewise for tree PRE.
7351 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7354 2005-01-27 Ian Lance Taylor <ian@airs.com>
7357 * gimple-low.c (try_catch_may_fallthru): New static function.
7358 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7359 * tree-inline.c (expand_call_inline): Don't warn about reaching
7360 the end of a non-void function being inlined if the function uses
7363 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7365 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7368 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7369 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7370 (implicitly_declare): Handle error_mark_node.
7372 2005-01-27 Richard Henderson <rth@redhat.com>
7375 * tree.h (struct tree_decl): Add debug_expr_is_from.
7376 (DECL_DEBUG_EXPR_IS_FROM): New.
7377 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7378 * dwarf2out.c (dwarf2out_var_location): Update to match.
7379 * tree-outof-ssa.c (create_temp): Likewise.
7380 * var-tracking.c (track_expr_p): Likewise.
7381 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7382 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7383 * toplev.c (default_tree_printer): Likewise.
7385 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7387 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7388 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7390 2005-01-27 Steven Bosscher <stevenb@suse.de>
7392 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7393 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7394 ASM_CLOBBERS): Add tree checks.
7396 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7397 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7398 * c-common.def (SWITCH_STMT): Update to match.
7399 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7400 macros instead of SWITCH_EXPR ones.
7401 * c-dump.c (c_dump_tree): Likewise.
7402 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7403 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7405 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7407 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7409 * unwind-dw2.c (execute_stack_op): Add missing cases for
7410 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7412 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7414 * config.gcc (Obsolete configurations): Remove 'dummy', add
7415 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7418 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7420 PR tree-optimization/19633
7421 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7423 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7424 are no call-clobbered variables.
7425 * tree-outof-ssa.c (check_replaceable): Return false for calls
7428 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7430 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7431 even for variables with NULL DECL_INITIAL.
7433 2005-01-26 Stuart Hastings <stuart@apple.com>
7435 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7437 2005-01-26 Richard Henderson <rth@redhat.com>
7440 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7442 * expr.c (store_field): Strip conversions to odd-bit-sized types
7443 if the destination field width matches.
7445 2005-01-26 Richard Henderson <rth@redhat.com>
7447 * c-decl.c, expmed.c, expr.c: Revert last change.
7449 2005-01-26 Richard Henderson <rth@redhat.com>
7452 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7454 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7455 if we don't need the bits above those present in the current mode.
7456 * expr.c (store_field): Strip conversions to odd-bit-sized types
7457 if the destination field width matches.
7459 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7461 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7462 either -ffast-math or -funsafe-math-optimizations is in use.
7464 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7468 * config/avr/avr.c (notice_update_cc): Only set condition code for
7469 ashrqi3 if shift count > 0.
7470 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7471 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7472 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7473 count <= 0 as a no-op, and shift count >= width by copying zero
7474 or sign bit to all bits of the result.
7475 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7476 count, with attribute "length" set to 0 and "cc" set to "none".
7478 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7480 * doc/invoke.texi: Document -mTLS.
7482 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7483 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7484 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7485 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7486 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7487 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7488 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7489 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7491 * configure.ac: Check for a TLS capable gas.
7493 * configure: Regenerate.
7495 2005-01-26 Richard Henderson <rth@redhat.com>
7498 * combine.c (make_field_assignment): Simplify store to zero_extract
7499 from a source with an overlapping mask.
7501 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7503 2004-11-11 Eric Christopher <echristo@redhat.com>
7505 * config/frv/frv.md: Add fr400_integer automaton. Don't
7506 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7509 2005-01-26 Steven Bosscher <stevenb@suse.de>
7512 * cfgbuild.c (make_edges): Do not clear or set
7513 current_function_has_computed_jump.
7514 * function.h (struct function): Remove the has_computed_jump field.
7515 (current_function_has_computed_jump): Do not define.
7516 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7517 in a computed jump. Ignore current_function_has_computed_jump.
7519 2005-01-26 Richard Henderson <rth@redhat.com>
7522 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7523 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7525 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7526 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7527 objects into static storage if they have more than one non-zero value.
7528 * tree.h (categorize_ctor_elements): Update decl.
7530 2005-01-26 Steven Bosscher <stevenb@suse.de>
7533 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7534 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7535 to this function from 2004-07-10.
7536 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7537 the current function for tail call optimizations if the address
7538 of one of it its arguments is taken.
7540 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7542 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7544 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7546 * function.c (expand_function_end): If current_function_calls_alloca,
7547 emit stack restore in a place that is reached when the function falls
7550 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7552 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7553 rule to avoid matching inappropriate suffix rule.
7555 2005-01-26 Jan Hubicka <jh@suse.cz>
7557 PR tree-optimization/19241
7558 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7560 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7562 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7563 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7565 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7566 <sim*>: Always use crt1.o, regardless of N in simN.
7567 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7568 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7569 (CRT_CALL_STATIC_FUNCTION): Remove.
7570 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7571 use crt1.o, regardless of N in simN.
7572 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7573 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7574 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7575 case isystem setting.
7576 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7578 2005-01-25 Ian Lance Taylor <ian@airs.com>
7580 * gimple-low.c (block_may_fallthru): Correct handling of
7581 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7583 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7585 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7586 handlers to match indentation; nested under the mtune=* handler.
7587 Similar for mcpu= and march=.
7589 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7591 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7592 * config/mips/linux64.h (LIB_SPEC): Likewise.
7593 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7594 * config/sh/linux.h (LIB_SPEC): Likewise.
7596 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7598 * config/frv/frv.c (frv_legitimize_tls_address): New.
7599 (TARGET_HAVE_TLS): Define.
7600 (FRV_SYMBOL_REF_TLS_P): Define.
7601 (frv_override_options): Handle new register classes.
7602 (frv_legitimate_address_p): Reject tls addresses.
7603 (frv_legitimize_address): Handle TLS addresses.
7604 (gen_inlined_tls_plt): New.
7606 (frv_legitimize_tls_address): New.
7607 (unspec_got_name): Add TLS entries.
7608 (got12_operand): Add R_FRV_TLSMOFF12 case.
7609 (frv_emit_move): Fixup TLS addresses.
7610 (frv_emit_movsi): Legitimize TLS addresses.
7612 * config/frv/frv.h (MASK_BIG_TLS): New.
7613 (TARGET_BIG_TLS): New.
7614 (HAVE_AS_TLS): Define.
7615 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7616 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7617 (REG_CLASS_NAMES): Same.
7618 (REG_CLASS_CONTENTS): Same.
7619 (CONSTRAINT_LEN): New.
7620 (REG_CLASS_FROM_CONSTRAINT): New.
7621 (PREDICATE_CODES): Add symbolic_operand.
7623 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7624 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7625 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7626 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7627 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7628 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7629 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7630 GR9_REG, GR14_REG, LRREG.
7631 (type): Add load_or_call attribute.
7632 ("load_or_call"): New reservation.
7633 ("call_gettlsoff"): New.
7634 ("tls_indirect_call"): New.
7635 ("tls_load_gottlsoff12"): New.
7636 ("tlsoff_hilo"): New.
7637 ("tls_tlsdesc_ldd"): New.
7638 ("tls_tlsoff_ld"): New.
7641 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7643 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7645 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7646 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7647 * config/frv/frv.c (TLS_BIAS): Define.
7648 (frv_output_dwarf_dtprel): New.
7650 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7652 PR rtl-optimization/19579
7653 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7654 both A and B, see if they don't clobber registers the other expr uses.
7656 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7658 * real.c (do_add): Initialize signalling and canonical members.
7660 * real.c (real_from_integer): Zero out destination.
7662 2005-01-18 Jan Hubicka <jh@suse.cz>
7664 PR tree-optimize/19337
7665 * tree-inline.c (initialize_inlined_parameters): Copy
7666 saved_static_chain_decl only.
7668 2005-01-25 Richard Henderson <rth@redhat.com>
7672 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7673 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7674 80387 enabled, to return a proper subclass. Return the subset that
7675 overlaps with GENERAL_REGS for PLUS.
7676 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7678 2005-01-25 Richard Henderson <rth@redhat.com>
7681 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7683 2005-01-25 Roger Sayle <roger@eyesopen.com>
7685 * expmed.c (choose_multiplier): Change interface to return the
7686 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7687 (expand_divmod): Update calls to choose_multiplier.
7689 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7692 * expmed.c (extract_bit_field): Use adjust_address instead of
7693 gen_lowpart when op0 is a MEM.
7695 2005-01-24 Steven Bosscher <stevenb@suse.de>
7697 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7699 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7701 * config/mips/irix-csr.c: New file.
7702 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7703 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7704 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7707 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7710 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7711 sparc/elf.h, add sparc/sp-elf.h.
7712 (sparc-*-rtems*): Likewise.
7713 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7714 tm-dwarf2.h, add sparc/sp-elf.h.
7715 (sparc86x-*-elf): Likewise.
7716 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7717 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7718 TARGET_OS_CPP_BUILTINS.
7719 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7720 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7722 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7723 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7724 (SWITCH_TAKES_ARG): Likewise.
7725 (LOCAL_LABEL_PREFIX): Likewise.
7726 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7727 (TARGET_N_FORMAT_TYPES): Delete.
7728 (TARGET_FORMAT_TYPES): Likewise.
7729 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7730 * config/sparc/elf.h: Delete.
7731 * config/sparc/sp-elf.h: New file.
7733 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7735 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7736 * tree-flow.h: Remove the corresponding prototype.
7737 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7738 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7740 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7743 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7744 for AIX ABI or ELF -fPIC.
7745 (rs6000_emit_load_toc_table): Don't create toc_section here.
7746 (rs6000_xcoff_file_start): Nor here.
7748 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7750 * sh.c (ra.h): Don't #include.
7751 (hard_regs_intersect_p): New function, resurrected from ra.c.
7753 * sh.c: Fix 1996 Copyright.
7755 2005-01-24 Richard Henderson <rth@redhat.com>
7756 Aldy Hernandez <aldyh@redhat.com>
7758 * regrename.c (note_sets): Handle subregs.
7760 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7763 * genconditions.c (write_header, write_conditions): Elide file if
7766 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7768 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7769 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7772 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7774 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7775 expand_builtin_printf, expand_builtin_fprintf,
7776 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7777 checking against POINTER_TYPE.
7778 (validate_arglist): Handle POINTER_TYPE code by checking
7781 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7783 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7785 (for_each_rtx): Call for_each_rtx_1.
7786 * rtl.h (init_rtlanal): Declare.
7787 * toplev.c (backend_init): Call init_rtlanal.
7789 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7791 * flow.c (propagate_one_insn): Formatting.
7794 * flow.c (libcall_dead_p): Be more conservative if unsure.
7795 If there are any instructions between insn and call, see if they are
7796 all dead before saying the libcall is dead.
7798 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7800 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7801 operand constraint for operand 0.
7803 2005-01-23 Richard Henderson <rth@redhat.com>
7806 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7807 edges leading to join block.
7809 2005-01-23 Roger Sayle <roger@eyesopen.com>
7811 * expmed.c (expand_mult_highpart): Make static. Change type of
7812 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7813 (expand_divmod): Updates calls to expand_mult_highpart by using
7814 gen_int_mode to pass a CONST_INT rtx.
7815 * rtl.h (expand_mult_highpart): Remove prototype.
7817 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7819 * flow.c (regset_bytes, regset_size): Remove.
7821 * cfganal.c: Fix a reference to Harvey's paper.
7823 2005-01-23 Steven Bosscher <stevenb@suse.de>
7825 PR rtl-optimization/19464
7826 * tree-optimize.c (init_tree_optimization_passes): Add one more
7827 copyrename pass just before out-of-ssa.
7829 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7832 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7833 * ggc-none.c (ggc_free): Define.
7835 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7837 * cse.c (max_reg, max_insn_uid): Remove.
7838 (cse_main): Don't access max_reg or max_insn_uid.
7840 * c-common.c (explicit_flag_signed_bitfields,
7841 lang_statement_code_p, lang_expand_function_end): Remove.
7842 * c-common.h: Remove the corresponding declarations.
7843 * c-opts.c (c_common_handle_option): Remove all write access
7844 to explicit_flag_signed_bitfields.
7846 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7847 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7848 * cgraph.h: Remove the corresponding declaration.
7850 * gcse.c (null_pointer_info): Remove.
7852 2005-01-23 Roger Sayle <roger@eyesopen.com>
7853 Eric Botcazou <ebotcazou@libertysurf.fr>
7855 * combine.c (simplify_logical): Only simplify logical expressions
7856 of the form ior(and(x,y),z) by the inverse distributive law if the
7857 result is cheaper than the original.
7859 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7861 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7862 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7863 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7864 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7865 config/freebsd-spec.h, config/arm/arm.h,
7866 config/h8300/h8300.md, config/i386/i386.md,
7867 config/i386/predicates.md, config/i386/sse.md,
7868 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7869 config/vax/vax.md: Fix comment typos. Follow spelling
7872 2005-01-23 Steven Bosscher <stevenb@suse.de>
7874 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7875 tests, instead of `less than'.
7877 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7879 * function.c (assign_parm_setup_block): When creating a new stack slot
7880 for a parameter, get its alignment from the parameter's DECL_ALIGN
7881 rather than the type's TYPE_ALIGN. Make sure that the parameter
7882 is at least word aligned.
7884 2005-01-22 Roger Sayle <roger@eyesopen.com>
7887 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7889 2005-01-22 Richard Henderson <rth@redhat.com>
7892 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7893 in both compare operands.
7894 (movdfcc_1_sse_max): Likewise.
7895 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7896 (movdfcc_1_sse): Likewise.
7897 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7898 scratch register as needed.
7900 2005-01-22 Richard Henderson <rth@redhat.com>
7902 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7904 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7906 2005-01-22 Richard Henderson <rth@redhat.com>
7908 * genopinit.c (optabs): Use smin/smax for floating point too.
7909 * doc/md.texi: Update to match. Clarify that floating point
7910 results are undefined for +0/-0 and NaN.
7911 * doc/rtl.texi: Likewise.
7912 * rtl.def (SMIN, SMAX): Likewise
7913 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7915 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7916 leading 's' to the name.
7917 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7918 smaxxf3, sminxf3): Likewise.
7919 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7922 2005-01-22 Paul Brook <paul@codesourcery.com>
7924 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7926 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7928 * config/s390/s390.c (struct processor_costs): New fields
7929 dlgr, dlr, dr, dsgfr, dsgr.
7930 (z900_cost, z990_cost): Values for new fields.
7931 (s390_rtx_costs): New cases MEM und COMPARE in switch
7932 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7933 DIV, MOD, UDIV, UMOD.
7935 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7937 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7938 into the register being decremented.
7939 ("doloop_si31", "doloop_di"): Likewise.
7940 ("*doloop_si_long"): Adapt pattern.
7942 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7944 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7946 (CLASS_MAX_NREGS): Likewise.
7948 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7950 * doc/tree-ssa.texi (Statement Operands): Add example for new
7951 must-def macro. Note deprecation of old operands interface.
7953 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7955 PR tree-optimization/19484
7956 * tree-cfg.c (remove_fallthru_edge): New function.
7957 (cleanup_control_flow): Remove fallthru edges from calls that are
7958 now known not to return.
7960 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7962 Fix PR tree-optimization/19038
7963 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7964 copies with loop variant ones.
7966 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7968 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7969 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7970 config/alpha/alpha.md, config/alpha/predicates.md,
7971 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7972 config/sparc/sol2.h: Update copyright.
7974 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7975 first label to see if it is a nonlocal label.
7977 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7978 Andrew Pinski <pinskia@physics.uc.edu>
7981 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7982 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7984 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7986 * config/rs6000/rtems.h: Update copyright.
7988 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7991 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7992 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7993 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
7995 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7998 * c-typeck.c (convert_arguments): Check for error_mark_node.
8000 2005-01-21 Ian Lance Taylor <ian@airs.com>
8002 PR tree-optimization/13000
8003 * tree-inline.c: Include "tree-flow.h".
8004 (expand_call_inline): If warn_return_type, warn if non-void inline
8005 function falls through.
8006 * tree-cfg.c (execute_warn_function_return): Don't warn about
8007 control reaching end if TREE_NO_WARNING is set. Set
8009 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8011 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8012 branch if we don't need one.
8013 * c-typeck.c: Include "tree-flow.h"
8014 (c_finish_bc_stmt): Don't add a goto if the current statement
8015 list doesn't fall through to the current point.
8017 2005-01-21 Roger Sayle <roger@eyesopen.com>
8019 PR rtl-optimization/576
8020 * real.c (real_arithmetic): Change return type from void to bool
8021 to return an indication that the result may be inexact.
8022 * real.h (real_arithmeric): Update prototype.
8023 * fold-const.c (const_binop): Don't constant fold floating
8024 point expressions when the user specifies -frounding-math and
8025 the result may depend upon the run-time rounding mode.
8026 (fold_convert_const_real_from_real): Clean-up.
8027 (fold_initializer): Ignore flag_rounding_math for initializers.
8028 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8029 constant fold FP operations with flag_rounding_math if the
8030 result may depend upon the run-time rounding mode.
8032 2005-01-21 Tom Tromey <tromey@redhat.com>
8034 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8036 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8038 * tree-cfg.c: Fix comment typos.
8040 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8042 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8043 around the call to rest_of_handle_branch_target_load_optimize.
8045 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8047 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8048 (sparc64-*-openbsd*): Likewise.
8049 (sparclite-*-elf*): Include tm-dwarf2.h.
8050 (sparc86x-*-elf*): Likewise.
8051 (sparc64-*-elf*): Likewise.
8052 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8053 (DBX_DEBUGGING_INFO): Likewise.
8054 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8055 (PREFERRED_DEBUGGING_TYPE): Likewise.
8056 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8057 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8058 (PREFERRED_DEBUGGING_TYPE): Likewise.
8059 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8060 (PREFERRED_DEBUGGING_TYPE): Likewise.
8061 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8063 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8066 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8068 2005-01-20 Paul Brook <paul@codesourcery.com>
8070 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8072 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8074 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8075 label is first in a sequence of labels.
8077 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8079 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8080 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8082 * doc/sourcebuild.texi (Test Directives): New.
8084 2005-01-20 Roger Sayle <roger@eyesopen.com>
8086 * real.c (real_floor): Don't leave the result uninitialized when
8087 mode is VOIDMode, but return the unrounded intermediate value.
8088 (real_ceil): Likewise.
8090 2005-01-20 Paul Brook <paul@codesourcery.com>
8092 * config/arm/arm.md (insv): Use gen_int_mode.
8094 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8096 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8097 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8098 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8099 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8100 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8102 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8105 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8106 fbreg, so we have to assume we can't.
8107 (loc_descriptor_from_tree_1): Ditto.
8108 (containing_function_has_frame_base): New function.
8109 (add_location_or_const_value_attribute): Use it.
8110 Also try to generate a frame_base from a single element location
8113 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8115 PR tree-optimization/15349
8116 * timevar.def (TV_TREE_MERGE_PHI): New.
8117 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8119 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8120 calls to tree_forwarder_block_p.
8121 (remove_forwarder_block_with_phi, merge_phi_nodes,
8122 gate_merge_phi, pass_merge_phi): New.
8123 * tree-optimize.c (init_tree_optimization_passes): Add
8125 * tree-pass.h: Add an extern for pass_merge_phi;
8127 2005-01-20 Richard Henderson <rth@redhat.com>
8130 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8131 (_mm_castps_pd, _mm_castps_si128): New.
8132 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8134 2005-01-20 Richard Henderson <rth@redhat.com>
8137 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8138 __builtin_ia32_vec_init_v2si.
8139 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8140 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8141 (ix86_init_mmx_sse_builtins): Create it.
8142 (ix86_expand_builtin): Expand it.
8143 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8144 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8145 (vec_extractv2si_0, vec_extractv2si_1): New.
8147 2005-01-20 Richard Henderson <rth@redhat.com>
8150 * config/i386/i386.c (ix86_expand_push): New.
8151 * config/i386/mmx.md (push<MMXMODE>1): New.
8152 * config/i386/sse.md (push<SSEMODE>1): New.
8153 * config/i386/i386-protos.h: Update.
8155 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8157 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8160 2005-01-20 Richard Henderson <rth@redhat.com>
8162 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8163 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8165 2005-01-19 Richard Henderson <rth@redhat.com>
8168 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8169 to V4SFmode in SSE1 fallback load path.
8171 2005-01-19 Richard Henderson <rth@redhat.com>
8173 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8174 in QImode expansion to ix86_expand_vector_set.
8175 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8177 2005-01-19 Richard Henderson <rth@redhat.com>
8180 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8181 subclass of the input class.
8182 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8183 Always true for cross-SSE1 classes. Rationalize conditionals.
8184 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8185 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8186 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8187 (movdi_2): Add MMX/SSE zeros.
8188 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8189 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8190 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8191 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8192 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8193 (zero_extendsidi2_rex64_1): Remove.
8194 (MOV0 peephole): Check GENERAL_REG_P.
8196 2005-01-19 Richard Henderson <rth@redhat.com>
8199 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8201 (ix86_expand_vector_extract): Likewise.
8203 2005-01-19 Richard Henderson <rth@redhat.com>
8206 * expr.c (emit_move_change_mode): New argument force; use
8207 simplify_gen_subreg if true.
8208 (emit_move_via_alt_mode): Merge into ...
8209 (emit_move_via_integer): ... here.
8210 (emit_move_ccmode): Use emit_move_change_mode directly.
8212 2005-01-19 Richard Henderson <rth@redhat.com>
8215 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8216 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8217 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8219 (alpha_emit_set_const): Likewise. Make static.
8220 (alpha_emit_set_long_const): Make static.
8221 (alpha_extract_integer): Split out from alpha_expand_mov.
8222 (alpha_split_const_mov): Likewise.
8223 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8224 (alpha_legitimate_constant_p): New.
8225 * config/alpha/alpha-protos.h: Update.
8226 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8227 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8228 * config/alpha/alpha.md (movsi): Add n alternative.
8229 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8230 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8231 (splitters for all of the above): Use alpha_split_const_mov.
8232 * config/alpha/predicates.md (non_add_const_operand): New.
8233 (non_zero_const_operand): New.
8234 (input_operand): Use alpha_legitimate_constant_p after reload.
8236 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8238 PR tree-optimization/19038
8239 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8240 (add_candidate): Add ivs with increment in latch only if
8241 allow_ip_end_pos_p is true.
8242 (determine_iv_cost): Use empty_block_p.
8244 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8246 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8247 (compute_dominance_frontiers): Ditto.
8249 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8252 * config/sh/t-rtems: New.
8253 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8255 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8257 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8258 the offset of the selected field.
8260 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8262 * tree-cfg.c (remove_forwarder_block): Fix the check to
8263 prevent a nonlocal label from appearing in the middle of a
8266 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8268 PR rtl-optimization/19462
8269 * reorg.c (find_end_label): Create return insn only if
8270 current_function_epilogue_delay_list is empty.
8272 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8274 * doc/passes.texi: Remove paragraph mentioning new-ra.
8276 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8278 PR rtl-optimization/15139
8279 * combine.c: Include params.h.
8280 (count_rtxs): New function.
8281 (record_value_for_reg): If replace_rtx would replace at least
8282 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8283 (clobber (const_int 0)) instead of TEM.
8284 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8285 * params.h (MAX_LAST_VALUE_RTL): New.
8286 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8287 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8290 * c-typeck.c (digest_init): Only call build_vector if all constructor
8291 elements are *_CST nodes.
8292 * gimplify.c (gimplify_init_constructor): Likewise.
8295 * c-typeck.c (digest_init): Only call build_vector if inside_init
8298 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8300 * toplev.c (init_asm_output): Remove dead #ifdef.
8302 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8304 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8306 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8308 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8309 accessing DECL_FUNCTION_CODE.
8310 * dojump.c (do_jump): Likewise.
8311 * gimplify.c (gimplify_call_expr): Likewise.
8312 * predict.c (expr_expected_value): Likewise.
8313 (strip_builtin_expect): Likewise.
8314 * tree-inline.c (estimate_num_insns_1): Likewise.
8315 * tree-ssa-loop-im.c (stmt_cost): Likewise
8316 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8317 (tree_expr_nonnegative_p): Likewise.
8319 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8321 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8322 variant of the load_pcrel_sym pattern.
8323 * config/sparc/sparc.md (P macro): Move to the top.
8324 (load_pcrel_sym): Macroize using P.
8325 (save_register_window): Likewise.
8327 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8329 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8332 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8335 * c-typeck.c (build_asm_expr): Strip nops off
8336 input memory operands.
8338 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8340 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8341 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8342 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8343 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8345 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8348 * config/i386/i386.c (override_options): If the 80387 is disabled,
8349 then do not return FP values using FP registers.
8351 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8353 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8354 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8355 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8356 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8357 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8358 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8359 output.h, postreload-gcse.c, postreload.c, recog.c,
8360 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8361 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8362 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8363 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8364 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8365 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8366 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8367 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8369 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8370 config/alpha/alpha.c, config/arm/vfp.md,
8371 config/i386/emmintrin.h, config/i386/i386-modes.def,
8372 config/i386/i386-protos.h, config/i386/i386.h,
8373 config/i386/pmmintrin.h, config/i386/ppro.md,
8374 config/i386/predicates.md, config/i386/xmmintrin.h,
8375 config/i860/i860.c, config/ia64/ia64-modes.def,
8376 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8377 config/ia64/ia64.md, config/ia64/itanium1.md,
8378 config/ia64/itanium2.md, config/ia64/predicates.md,
8379 config/iq2000/iq2000.h, config/mips/linux64.h,
8380 config/rs6000/aix41.h, config/rs6000/aix43.h,
8381 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8382 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8383 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8384 config/sparc/linux64.h, config/sparc/litecoff.h,
8385 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8386 config/sparc/sparc.h, config/sparc/sparc.md,
8387 config/sparc/sysv4-only.h: Update copyright.
8389 2005-01-18 Richard Henderson <rth@redhat.com>
8392 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8394 2005-01-18 Marc Espie <espie@openbsd.org>
8395 * config/i386/openbsdelf.h: Typo.
8397 2005-01-18 Richard Henderson <rth@redhat.com>
8399 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8400 special case for sse.
8401 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8403 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8405 * tree-inline.c (estimate_num_insns_1): Added cases for
8406 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8408 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8410 PR rtl-optimization/19296
8411 * combine.c (simplify_comparison): Rewrite the condition under
8412 which a non-paradoxical SUBREG of a PLUS can be lifted when
8413 compared against a constant.
8415 2005-01-18 Andi Kleen <ak@muc.de>
8417 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8418 * c.opt (-Wpointer-sign): Add.
8419 * doc/invoke.texi: (-Wpointer-sign): Add.
8421 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8423 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8424 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8425 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8426 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8427 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8428 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8429 for TARGET_MIX_SSE_I387.
8430 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8431 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8432 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8433 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8434 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8435 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8436 TARGET_MIX_SSE_I387.
8437 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8440 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8443 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8444 Add movaps alternative for xmm reg->reg move.
8446 2005-01-17 Jeff Law <law@redhat.com>
8448 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8449 at the end of the main DOM loop rather than just before DOM exits.
8451 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8453 PR tree-optimization/19121
8454 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8455 adding aliases to a name tag, also add them to the pointer's
8457 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8458 sensitive alias info at all. Only check that the two pointers
8459 have compatible pointed-to sets.
8460 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8461 a pointer's type tag is a superset of the alias set of the
8464 2005-01-17 James E Wilson <wilson@specifixinc.com>
8467 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8468 comment to document why.
8470 2005-01-17 Richard Henderson <rth@redhat.com>
8472 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8473 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8474 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8475 sse2_vmsminv2df3_finite): New.
8476 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8477 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8478 Force op1 into register.
8480 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8482 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8483 bubblestrap from always rebuilding build directory.
8485 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8487 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8488 ("*cmpmem_short"): Likewise.
8490 2005-01-17 Steven Bosscher <stevenb@suse.de>
8492 * basic-block.h: Document BB_* flags.
8493 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8494 use an sbitmap instead.
8495 * sched-rgn.c (compute_trg_info): Likewise.
8497 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8499 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8500 redundant target_cpu_default and extra_parts lines. Use the default
8502 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8503 (SUBTARGET_EXTRA_SPECS): Delete.
8504 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8505 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8506 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8507 and "n32" for -mabi=n32.
8509 2005-01-17 Ian Lance Taylor <ian@airs.com>
8512 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8513 fold constant variables into initial values.
8515 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8517 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8519 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8520 through the statements backward.
8522 2005-01-17 Ian Lance Taylor <ian@airs.com>
8524 PR middle-end/13127:
8525 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8526 a variable set to the return value of the inlined function.
8528 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8530 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8531 when modes are tieable.
8533 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8535 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8536 of pthread_create to find out if threads are enabled.
8537 * gthr-posix95.h (__gthread_active_p): Likewise.
8539 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8541 * common.opt (-fnew-ra): Remove.
8543 * toplev.h (flag_new_regalloc): Remove.
8544 * Makefile.in (ra*.*): Don't mention.
8545 * passes.c (rest_of_handle_new_regalloc): Remove.
8546 (rest_of_handle_combine, rest_of_compilation): Always consider
8547 flag_new_regalloc as false.
8548 * doc/invoke.texi: Don't document -fnew-ra.
8550 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8552 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8553 last parameter to reg_scan.
8554 * loop.c (loop_optimize): Likewise.
8555 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8556 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8557 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8558 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8559 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8560 * regclass.c (reg_scan): Likewise, for the declaration.
8561 * rtl.h (reg_scan): Likewise, for the prototype.
8563 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8565 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8566 mark_dfs_back_edges.
8568 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8570 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8571 (compute_avail): Uses don't go in tmp_gen.
8573 2005-01-16 Steven Bosscher <stevenb@suse.de>
8575 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8576 loop to look for a free slot in a page entry.
8578 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8581 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8582 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8583 just before targetm.asm_out.file_end.
8584 * tree.h (process_pending_assemble_output_defs): Declare.
8585 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8587 (assemble_alias): Defer generation of assembly code for defines when
8588 TARGET_DEFERRED_OUTPUT_DEFS is true.
8589 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8590 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8591 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8593 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8596 * pa.c (pa_scalar_mode_supported_p): New function.
8597 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8598 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8600 * pa-protos.h (prefetch_operand): Delete.
8601 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8602 * pa.c (prefetch_operand): Delete.
8603 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8604 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8605 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8606 and prefetch_nocc_operand.
8607 * pa.md (prefetch): Rework to avoid reload problems handling short
8608 displacements when a cache control completer needs to be provided.
8609 (prefetch_32, prefetch_64): Delete.
8610 (prefetch_cc, prefetch_nocc): New patterns.
8612 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8614 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8616 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8619 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8620 exceeds maximum alignment for global common data.
8621 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8622 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8624 2004-01-15 Roger Sayle <roger@eyesopen.com>
8626 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8628 2004-01-15 Roger Sayle <roger@eyesopen.com>
8630 * harg-reg-set.h (reg_class_names): Prototype global array.
8631 * regclass.c (reg_class_names): Declare here and initialize to
8633 (dump_regclass): Remove local declaration of reg_class_names.
8634 (regclass): Likewise.
8635 * cfg.c (dump_flow_info): Likewise.
8636 * ra-debug.c (reg_class_names): Likewise.
8637 * regrename.c (reg_class_names): Likewise.
8638 * reload.c (reg_class_names): Likewise.
8639 * reload1.c (spill_failure): Likewise.
8640 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8642 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8644 * config/s390/s390.md ("reload_outti"): Remove predicate for
8645 output operand. Abort if operand is not a MEM.
8646 ("reload_outdi", "reload_outdf"): Likewise.
8648 2005-01-15 Marc Espie <espie@openbsd.org>
8650 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8651 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8652 * config/openbsd.h: Fix C++ includes for native configurations.
8653 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8654 Add trampoline support.
8655 * config/i386/openbsdelf.h: New.
8657 2005-01-15 Marc Espie <espie@openbsd.org>
8659 * collect2.c (main): Explicitly parse -dynamic-linker option.
8661 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8663 PR tree-optimization/19060
8664 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8665 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8666 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8667 and handle extract_range_from_cond returning false.
8668 * fold-const.c (fold): Optimize comparisons with min/max even for
8669 width > HOST_BITS_PER_WIDE_INT.
8671 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8673 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8674 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8675 Remove little endian multilib variants.
8676 Add mips32 multilib variant.
8678 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8680 * explow.c (copy_all_reg, stabilize): Remove.
8681 * expr.h: Remove the corresponding prototypes.
8683 * rtlanal.c (regs_set_between_p): Remove.
8684 * rtl.h: Remove the corresponding prototype.
8686 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8688 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8689 to rs6000_nonimmediate_operand.
8690 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8691 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8692 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8693 rs6000_nonimmediate_operand.
8694 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8695 rs6000_nonimmediate_operand.
8697 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8699 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8701 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8703 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8705 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8706 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8708 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8709 (rs6k_nonimmediate_operand): New.
8710 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8712 (legitimate_lo_sum_address_p): Same.
8713 (rs6000_legitimize_address): Same.
8714 (rs6000_legitimize_reload_address): Same.
8715 (rs6000_legitimate_address): Same.
8716 (spe_build_register_parallel): Pass DF and DC modes in a DI
8719 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8720 to rs6k_nonimmediate_operand.
8722 * config/rs6000/spe.md ("*frob_df_di"): New.
8723 ("*frob_di_df"): New.
8724 ("*frob_di_df_2"): New.
8725 ("*mov_sidf_e500_subreg0"): New.
8726 ("*mov_sidf_e500_subreg4"): New.
8727 ("*movdf_e500_double"): Change predicate to
8728 rs6k_nonimmediate_operand.
8730 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8732 * postreload.c (move2add_note_store): Only call
8733 trunc_int_for_mode on scalar integers.
8735 2005-01-14 Steven Bosscher <stevenb@suse.de>
8737 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8738 replace BB_VISITED uses.
8739 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8740 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8741 (tree_dce_done): Free visited_control_parents.
8742 (perform_tree_ssa_dce): Allocate and clear it.
8743 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8744 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8745 instead of BB_VISITED.
8747 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8749 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8750 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8751 Remove unused prototypes.
8753 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8755 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8756 64-bit register usage.
8757 (spe_func_has_64bit_regs_p): Add FIXME note.
8759 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8761 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8762 flag_finite_math_only with flag_unsafe_math_optimizations.
8764 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8766 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8768 (__tpf_eh_return): Copy TPF private stack area from the module
8769 boundary stack frame. Add check for when module addresses are
8770 equal, but no stub address is found.
8772 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8775 * arm.h (struct machine_function): Add call_via field.
8776 (thumb_call_via_label): Declare.
8777 * arm.c (thumb_call_via_label): New variable.
8778 (thumb_call_reg_needed): New variable.
8779 (arm_output_function_epilogue): For Thumb code, output any per-function
8780 call-indirect trampolines.
8781 (thumb_call_via_reg): New function.
8782 (arm_file_end): New function.
8783 (TARGET_ASM_FILE_END): Call arm_file_end.
8784 (aof_file_end): Likewise.
8785 * arm-protos.h (thumb_call_via_reg): Declare.
8786 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8787 thumb_call_via_reg in normal case.
8789 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8792 PR rtl-optimization/19348
8793 * recog.c (peephole2_optimize): Do global life update if some peephole
8794 decides it doesn't need at least one of its inputs and that change
8795 influences liveness at the start of the basic block.
8797 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8798 arguments instead of 1.
8800 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8803 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8804 zero for nested functions needing a static chain or functions
8805 with a non-constant address.
8807 2005-01-13 Roger Sayle <roger@eyesopen.com>
8809 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8810 (and (sign_extend X) C) into (zero_extend (and X C)).
8812 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8814 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8816 2005-01-13 Richard Henderson <rth@redhat.com>
8821 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8822 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8823 not just TARGET_SSE.
8824 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8825 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8826 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8827 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8828 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8829 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8830 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8831 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8832 (movdicc_c_rex64): Rename with '*'.
8833 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8834 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8835 (movsfcc_1_387): Rename from movsfcc_1.
8836 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8837 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8838 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8839 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8840 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8841 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8842 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8843 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8844 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8845 sse_movdfcc_const0_4): Remove.
8846 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8847 recognize min/max early. Update for changed sse cmove patterns.
8848 (ix86_split_sse_movcc): New.
8849 * config/i386/i386-protos.h: Update.
8851 2005-01-13 Steven Bosscher <stevenb@suse.de>
8853 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8854 (fix_stmt_v_may_defs): Likewise.
8856 2005-01-13 Richard Henderson <rth@redhat.com>
8858 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8859 for converting the mask.
8861 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8863 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8866 2005-01-13 Richard Henderson <rth@redhat.com>
8868 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8869 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8870 IX86_BUILTIN_MOVDQ2Q): Remove.
8871 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8872 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8873 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8875 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8876 (sse2_pextrw): Fix immediate constraint.
8877 (sse2_loadq, sse2_loadq_rex64): Remove.
8878 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8879 Use __builtin_ia32_vec_ext_<size>.
8880 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8882 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8884 * function.c (assign_parm_setup_block): Look inside original
8885 entry_parm when inspecting PARALLEL.
8887 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8888 Joel Sherrill <joel@oarcorp.com>
8891 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8892 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8893 rtems_gxx_recursive_mutex_init.
8894 (__gthread_recursive_mutex_lock): New function.
8895 (__gthread_recursive_mutex_trylock): Likewise.
8896 (__gthread_recursive_mutex_unlock): Likewise.
8898 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8900 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8902 2005-01-13 Jan Beulich <jbeulich@novell.com>
8904 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8905 (ashrti3_internal): Indicate output is early clobber. Generate result
8906 into output rather than first input. Use move for low word of output
8907 if shift count is exactly 64.
8908 (lshrti3_internal): Likewise.
8910 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8914 * reload1.c (delete_output_reload): Don't delete an output reload
8915 if the pseudo lives longer than a single basic block. Adjust and
8916 improve wording of comment.
8918 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8921 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8922 of TYPE_SIZE where we mean the number of bytes.
8924 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8926 * function.c (assign_parm_setup_block): Relax condition on
8927 multi-register optimization.
8929 2005-01-12 Nick Clifton <nickc@redhat.com>
8931 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8932 an "in_delay_slot" attribute of "no" to prevent them being used in
8933 delay slots. This is forbidden because they might generate
8936 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8939 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8942 2005-01-12 Nick Clifton <nickc@redhat.com>
8944 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8945 passed on to GAS) but do not define, as GAS no longer supports or
8946 needs the -m2000 option.
8948 2005-01-11 Roger Sayle <roger@eyesopen.com>
8950 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8951 type as args of unprototyped builtins aren't automatically promoted.
8952 (fold_builtin_abs): Likewise.
8954 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8956 * Makefile.in: Set a `build-warn' variable.
8958 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8960 PR tree-optimization/17949
8961 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8962 (find_interesting_uses_address): Use it.
8964 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8966 * regrename.c (kill_value): Handle subreg's that won't simplify.
8968 2005-01-11 Richard Henderson <rth@redhat.com>
8971 * config/i386/i386.h (enum ix86_builtins): Move ...
8972 * config/i386/i386.c: ... here.
8973 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8974 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8975 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8976 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8977 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8978 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8979 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8980 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8981 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8982 IX86_BUILTIN_LOADDDUP): Remove.
8983 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8984 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8985 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8986 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8987 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8988 (ix86_init_builtins): Make static.
8989 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8990 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8991 if all the modes match. Otherwise, fake it.
8992 (get_element_number, ix86_expand_vec_init_builtin,
8993 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8994 (ix86_expand_builtin): Make static. Update for changed builtins.
8995 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
8996 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
8997 (ix86_expand_vector_init_duplicate): New.
8998 (ix86_expand_vector_init_low_nonzero): New.
8999 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9000 Split out from ix86_expand_vector_init; handle integer modes.
9001 (ix86_expand_vector_init): Use them.
9002 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9003 * config/i386/i386-protos.h: Update.
9004 * config/i386/predicates.md (reg_or_0_operand): New.
9005 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9006 (movv2sf_internal): Likewise. And a splitter to match them all.
9007 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9008 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9009 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9010 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9011 (mmx_pinsrw): Fix operand ordering.
9012 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9013 rather than sse_loadss expander.
9014 (movv2df splitter): Similarly.
9015 (sse_loadss, sse_loadlss): Remove.
9016 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9017 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9018 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9019 (sse3_movddup): Rename with '*'.
9020 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9021 (sse2_loadsd): Remove.
9022 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9023 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9024 (sse2_pinsrw): Fix argument ordering.
9025 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9026 (sse2_stored): Remove 'r' destination.
9027 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9028 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9029 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9030 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9031 vec_extractv16qi, vec_initv16qi): New.
9033 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9034 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9035 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9037 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9038 (_mm_load_si128, _mm_store_si128): Likewise.
9039 (_mm_load1_pd): Use _mm_set1_pd.
9040 (_mm_load_sd): Use _mm_set_sd.
9041 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9042 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9043 (_mm_set_epi64): Use _mm_set_epi64x.
9044 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9045 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9046 _mm_setr_epi8): Use _mm_set_foo form.
9047 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9048 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9049 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9050 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9051 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9052 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9053 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9054 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9055 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9056 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9057 (_mm_movedup_pd): Use _mm_shuffle_pd.
9058 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9059 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9060 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9061 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9063 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9064 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9065 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9066 (_mm_store_ps): Use raw dereference.
9067 (_mm_store1_ps): Use _mm_storeu_ps.
9068 (_mm_storer_ps): Use _mm_store_ps.
9069 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9070 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9072 2005-01-11 Stan Shebs <shebs@apple.com>
9074 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9075 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9077 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9080 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9081 Skip all DECLs except for FIELD_DECLs.
9083 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9085 * config/s390/s390.c (override_options): Return error if
9086 -mbackchain, -mpacked-stack and -mhard-float are used together.
9087 (s390_va_start): Remove the backchain && packed-stack special case.
9088 (s390_gimplify_va_arg): Likewise.
9089 * doc/invoke.texi: Remove the ABI incompatibility note.
9091 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9093 * config/s390/s390.c (struct s390_frame_layout): Remove
9095 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9096 save_backchain_p with TARGET_BACKCHAIN.
9098 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9101 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9102 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9103 * function.c (locate_and_pad_parm): Set new field.
9104 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9105 Tweak where_pad test to include "none". Always set mem align for
9107 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9108 not sufficient for type.
9109 (assign_parm_setup_block): If stack_parm is zero on entry, always
9110 make a new stack local. Block move old stack parm if necessary
9111 to new aligned stack local.
9112 (assign_parm_setup_stack): Use a block move to handle
9113 potentially misaligned entry_parm.
9114 (assign_parms_unsplit_complex): Specify required alignment when
9115 creating stack local.
9116 * calls.c (compute_argument_addresses): Override alignment of stack
9117 arg calculated from its type with the alignment given by
9118 FUNCTION_ARG_BOUNDARY.
9119 (store_one_arg): Likewise.
9121 2005-01-11 Jan Beulich <jbeulich@novell.com>
9123 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9124 Change respective itanium_class attribute to ialu.
9125 (shladdp4_internal): New.
9126 * config/ia64/predicates.md (shladd_log2_operand): New.
9128 2005-01-11 Richard Henderson <rth@redhat.com>
9130 * expr.c (store_constructor): Use rtvec_alloc instead of
9131 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9133 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9135 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9137 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9139 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9140 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9141 (TARGET_RWRELOC): Define.
9142 (ia64_rwreloc_section_type_flags): Delete.
9143 (ia64_section_type_flags): New function.
9144 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9145 (TARGET_RWRELOC): Define.
9147 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9150 * config/ia64/ia64.c (process_set): For alloc insn, only call
9151 process_epilogue is !frame_pointer_needed.
9153 2005-01-10 Roger Sayle <roger@eyesopen.com>
9156 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9157 unary operator and can't be treated as a binary/comparison operator.
9159 2005-01-10 Richard Henderson <rth@redhat.com>
9161 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9162 (ix86_return_in_memory): Likewise.
9163 (function_arg_advance): Likewise. Mirror structure in function_arg
9164 for choosing register to advance.
9166 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9168 * tree-vectorizer.c, tree.def: Fix comment typos.
9170 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9172 * config/s390/s390.c (struct processor_costs): 4 new fields:
9173 ddbr, ddr, debr, der.
9174 (s390_rtx_costs): More precise handling of divide instructions.
9176 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9178 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9180 2005-01-10 Jan Beulich <jbeulich@novell.com>
9182 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9183 names resulting from -ffunction-sections/-fdata-sections and linkonce
9185 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9186 based on the section name. Rearrange the section name comparison logic
9187 slightly so that each section name is compared against at most once.
9189 2005-01-10 Ben Elliston <bje@au.ibm.com>
9191 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9192 targets for which -fPIC reduces limitations on the GOT size.
9194 2005-01-09 Falk Hueffner <falk@debian.org>
9196 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9199 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9202 * collect2.c (main): Set aixrtl_flag for -brtl option.
9203 (resolve_lib_name): Search for .so file extension before .a
9206 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9208 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9209 (vect_analyze_data_refs_alignment): Add dump prints.
9211 2005-01-09 Ira Rosen <irar@il.ibm.com>
9213 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9214 expr_invariant_in_loop_p.
9215 Initialize outputs first thing in the function.
9216 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9217 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9218 (vect_analyze_pointer_ref_access): Check that the initial condition of
9219 the access function is loop invariant.
9221 2005-01-09 Richard Henderson <rth@redhat.com>
9223 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9224 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9225 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9226 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9227 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9228 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9229 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9230 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9231 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9232 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9233 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9234 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9235 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9236 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9237 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9238 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9239 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9240 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9241 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9242 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9243 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9244 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9245 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9247 (mmx_clrdi, pavgusb): Remove.
9248 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9249 with leading sse_ prefix.
9250 * config/i386/sse.md: Receive them.
9251 * config/i386/mmx.md: New file.
9252 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9253 (subrv2sf3): Turn into expander for normal subtraction.
9254 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9255 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9256 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9257 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9258 commutative; use ix86_binary_operator_ok.
9259 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9260 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9261 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9262 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9263 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9264 Macroize from existing patterns; use ix86_binary_operator_ok.
9265 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9266 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9267 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9268 with vec_select+vec_concat.
9269 (mmx_pshufw, mmx_pshufw_1): Likewise.
9270 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9271 (mmx_uavgv4hi3): Model correctly.
9272 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9273 _mm_xor_si64): Remove casts.
9275 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9277 PR tree-optimization/19224
9278 * tree-scalar-evolution.c (get_instantiated_value,
9279 set_instantiated_value): New functions.
9280 (instantiate_parameters_1): Cache the results.
9281 (instantiate_parameters, resolve_mixers): Initialize and free
9284 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9286 * config/i386/i386.md (addhi_4): Correct reference in comment.
9289 2005-01-08 Richard Henderson <rth@redhat.com>
9291 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9292 (_mm_cvtsi128_si64x): Likewise.
9293 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9294 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9295 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9296 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9297 * config/i386/i386-protos.h: Update.
9298 * config/i386/i386.c (print_operand): Add 'H'.
9299 (ix86_fixup_binary_operands): Split out from ...
9300 (ix86_expand_binary_operator): ... here.
9301 (ix86_fixup_binary_operands_no_copy): New.
9302 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9303 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9304 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9305 (safe_vector_operand): Use CONST0_RTX.
9306 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9307 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9308 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9309 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9311 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9312 (IX86_BUILTIN_CMPNGESS): New.
9313 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9314 (attr type): Add sselog1.
9315 (attr unit, attr memory): Handle it.
9316 (movti, movti_internal, movti_rex64): Move near other integer moves.
9317 (movtf, movtf_internal): Move near other fp moves.
9318 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9319 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9320 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9321 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9322 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9323 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9324 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9325 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9326 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9327 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9328 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9329 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9330 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9331 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9332 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9333 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9334 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9335 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9336 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9337 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9338 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9339 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9340 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9341 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9342 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9343 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9344 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9345 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9346 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9347 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9348 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9349 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9350 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9351 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9352 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9353 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9354 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9355 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9356 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9357 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9358 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9359 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9360 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9361 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9363 (SSEPUSH, push<SSEPUSH>): Remove.
9364 (MMXPUSH, push<MMXPUSH>): Remove.
9365 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9366 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9367 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9368 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9369 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9370 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9371 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9372 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9373 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9374 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9375 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9376 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9377 (ppro_sse_log_V4SF): Handle sselog1.
9378 * config/i386/predicates.md (const_0_to_1_operand): New.
9379 (const_0_to_255_mul_8_operand): New.
9380 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9381 (const_2_to_3_operand, const_4_to_7_operand): New.
9382 * config/i386/sse.md: New file.
9383 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9384 (sse_movups): Rename from sse_movups_1.
9385 (sse_loadlss): Rename from sse_loadss_1.
9386 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9388 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9389 (absv4sf2, negv2df, absv2df): New.
9390 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9391 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9392 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9393 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9394 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9395 (sse3_addsubv4sf3): Model correctly.
9396 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9397 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9398 (sse_movhlps): Model with vec_select+vec_concat.
9399 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9400 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9401 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9402 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9403 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9404 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9405 sse2_pshufhw_1): Likewise.
9406 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9407 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9408 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9409 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9410 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9411 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9412 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9413 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9414 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9415 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9416 sminv8hi3): Mark commutative
9417 operands. Use ix86_binary_operator_ok.
9418 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9419 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9420 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9421 sse2_punpcklqdq): Allow operand2 in memory.
9422 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9423 sse2_movsd): Add memory alternatives.
9424 (sse_storelps): Turn expander into an insn; split after reload.
9425 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9426 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9428 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9430 * configure.ac (DWARF-2 debug_line): Use objdump.
9431 * configure: Regenerate.
9433 2005-01-08 Jeff Law <law@redhat.com>
9434 Diego Novillo <dnovillo@redhat.com>
9436 PR tree-optimization/18241
9437 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9438 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9439 statements with volatile operands.
9440 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9441 operands after marking a statement with has_volatile_ops.
9443 2005-01-08 Roger Sayle <roger@eyesopen.com>
9445 * tree.c (int_fits_type_p): Always honor integer constant
9446 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9448 2005-01-08 Roger Sayle <roger@eyesopen.com>
9450 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9451 the latent bug in rtl_delete_block has been resolved.
9453 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9455 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9456 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9458 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9460 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9461 library as @multilib_dir@/$(SHLIB_SONAME).
9463 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9465 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9466 * configure: Regenerate.
9468 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9470 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9473 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9476 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9477 Convert non-word aligned offset address using ld/std into
9480 2005-01-07 Richard Henderson <rth@redhat.com>
9482 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9484 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9486 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9488 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9490 PR tree-optimization/19283
9491 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9492 is not shorter than the original type.
9494 PR rtl-optimization/19012
9495 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9497 PR rtl-optimization/18861
9498 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9499 (FULL_STATE): Define.
9500 (mark_tablejump_edge): New function.
9501 (purge_dead_tablejump_edges): New function.
9502 (find_bb_boundaries): Use it.
9504 PR tree-optimization/18828
9505 * builtins.c (expand_builtin_next_arg): Remove argument and all
9506 the argument checking.
9507 (expand_builtin): Adjust caller.
9508 (expand_builtin_va_start): Likewise. Remove error for too many
9510 (fold_builtin_next_arg): Issue error for too many arguments.
9511 After checking arguments, replace them with magic arguments that
9512 prevent further checking of the args.
9514 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9516 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9518 2005-01-06 Roger Sayle <roger@eyesopen.com>
9521 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9522 and %{.S:...} (and their negative variants) to test whether the
9523 input file is assembler or pre-processed-assembler independent of
9524 the actual filename extension.
9526 2005-01-06 Roger Sayle <roger@eyesopen.com>
9528 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9529 of sign or zero extended values.
9531 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9533 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9534 for IBM long double format correctly.
9536 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9538 Fix PR tree-optimization/18792
9540 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9541 to first_loop_depth, and use loop depth instead of loop number.
9542 (build_classic_dir_vector): Ditto.
9543 (compute_data_dependences_for_loop): Use depth, not loop number.
9544 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9545 number. Pass in loops, instead of loop numbers.
9546 (gather_interchange_stats): Ditto.
9547 (linear_transform_loops): Ditto.
9549 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9552 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9553 biv_fits_mode_p, extension_within_bounds_p): New functions.
9554 (check_ext_dependent_givs): Use them.
9556 2005-01-06 Roger Sayle <roger@eyesopen.com>
9558 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9559 more than one barrier, in which case we should delete them all.
9561 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9563 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9565 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9567 Fix PR middle-end/19286
9569 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9570 output this subprogram, simply ignore this attempt to do it again.
9571 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9572 origin attribute if it's not possible.
9573 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9574 (decls_for_scope): Ditto.
9575 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9576 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9578 2005-01-05 Richard Henderson <rth@redhat.com>
9581 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9582 (bdesc_2arg): Use it.
9583 (ix86_expand_binop_builtin): Force operands into registers
9585 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9586 ix86_expand_sse_compare, ix86_expand_sse_comi,
9587 ix86_expand_builtin): Likewise.
9589 2005-01-05 Richard Henderson <rth@redhat.com>
9591 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9593 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9594 (mulv4hi3): Set itanium_class mmmul.
9595 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9596 (fpack): Rename from fpack_sfsf.
9598 2005-01-05 Richard Henderson <rth@redhat.com>
9601 * reload1.c (do_input_reload): Restrict the optimization deleteing
9602 a previous output reload to RELOAD_FOR_INPUT.
9604 2005-01-05 Steven Bosscher <stevenb@suse.de>
9606 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9607 comment that we fall through after case.
9608 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9609 (distribute_links): Likewise.
9610 * cse.c (cse_insn): Likewise.
9611 * cselib.c (cselib_invalidate_mem): Likewise.
9612 * df.c: Update comments at the top of the file.
9613 (read_modify_subreg_p): Update comments here too.
9614 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9615 * flow.c (mark_set_1): Likewise.
9616 (mark_used_regs): Likewise.
9617 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9618 (canon_list_insert): Likewise.
9619 (mark_set): Likewise.
9620 (try_replace_reg): Likewise.
9621 (store_killed_in_insn): Likewise.
9622 * loop.c (count_one_set): Likewise.
9623 (basic_induction_var): Likewise.
9624 * postreload-gcse.c (find_mem_conflicts): Likewise.
9625 * postreload.c (reload_combine_note_store): Likewise.
9626 (move2add_note_store): Likewise.
9627 * reload.c (find_equiv_reg): Likewise.
9628 (mark_referenced_resources): Likewise.
9629 * rtlanal.c (set_noop_p): Likewise.
9630 (note_stores): Likewise.
9631 (note_uses): Likewise.
9632 * sched-deps.c (sched_analyze_1): Likewise.
9633 * sched-rgn.c (check_live_1): Likewise.
9634 (update_live_1): Likewise.
9635 * config/i860/i860.c: Likewise.
9637 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9639 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9641 * doc/rtl.texi: Update documentation for bit-fields and SET.
9643 2005-01-05 Roger Sayle <roger@eyesopen.com>
9645 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9647 2005-01-05 Jan Hubicka <jh@suse.cz>
9648 Richard Henderson <rth@redhat.com>
9651 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9654 2005-01-05 Richard Henderson <rth@redhat.com>
9657 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9658 (sse_shufps): Change operand 3 to const_int_operand.
9659 (sse2_storelps): Fix typo in template.
9660 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9661 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9662 (ix86_expand_builtin): Likewise.
9664 2005-01-05 Julian Brown <julian@codesourcery.com>
9666 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9667 as aggregates for AAPCS ABIs.
9669 2005-01-05 Stan Shebs <shebs@apple.com>
9671 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9672 Mach-O getters if ppc64.
9673 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9675 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9676 signed four-byte field for global code case.
9677 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9679 2005-01-05 Roger Sayle <roger@eyesopen.com>
9682 * c-common.c: Include real.h.
9683 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9684 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9685 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9686 * Makefile.in (c-common.o): Update dependencies.
9688 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9690 * c-parse.in (asm_string): Add trailing semicolon.
9692 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9694 * c-parse.in (asm_string): New. Don't allow wide strings in
9696 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9697 asm_string instead of STRING.
9699 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9701 * c-typeck.c (constructor_no_implicit): Remove.
9702 (set_designator, process_init_element): Don't check
9703 constructor_no_implicit.
9705 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9706 Kaz Kojima <kkojima@gcc.gnu.org>
9709 * lcm.c (create_pre_exit): New.
9710 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9711 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9713 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9715 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9716 -msoft-float in target_float_switch.
9717 * arm.c (arm_override_options): Fix processing of target_float_switch.
9719 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9721 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9724 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9726 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9727 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9729 2005-01-04 Roger Sayle <roger@eyesopen.com>
9731 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9732 if deleting the then-block allows the test-block to fallthru to the
9735 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9738 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9739 after the full declaration if the are in two different TUs.
9741 2005-01-04 Richard Henderson <rth@redhat.com>
9744 * tree-sra.c (generate_one_element_init): Just
9745 call gimplify_and_add.
9746 (generate_element_init): Record the
9747 new referenced variables and mark them for renaming
9748 and split out to ...
9749 (generate_element_init_1): This.
9750 (scalarize_init): Don't call push_gimplify_context/
9751 pop_gimplify_context.
9753 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9755 * toplev.c (get_src_pwd): Handle failure of getpwd().
9757 2005-01-04 Roger Sayle <roger@eyesopen.com>
9759 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9761 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9762 all the cases handled by it are inverted by invert_truthvalue.
9764 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9766 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9767 (save_register_windowsi): Likewise.
9769 2005-01-04 Richard Henderson <rth@redhat.com>
9771 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9773 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9776 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9777 any simplifications of vector mode comparison operators.
9778 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9780 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9781 Devang Patel <dpatel@apple.com>
9783 PR tree-optimization/18308
9784 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9785 the operands before creating a new expression.
9786 * dojump.c (do_jump): Make drop_through_label available
9787 for all cases. Add expansion of COND_EXPR.
9789 2005-01-04 Ira Rosen <irar@il.ibm.com>
9791 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9792 INTEGER_CST instead of TREE_CONSTANT.
9793 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9794 instead of TREE_CONSTANT.
9795 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9796 instead of TREE_CONSTANT.
9798 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9800 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9802 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9805 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9806 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9808 2005-01-03 Richard Henderson <rth@redhat.com>
9810 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9811 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9812 fold_convert_const_real_from_real): Split out from ...
9813 (fold_convert_const): ... here.
9815 2005-01-03 Richard Henderson <rth@redhat.com>
9818 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9819 (mov<MMXMODEI>_internal): Likewise.
9820 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9821 Add V2SF case; use it for SSE1; don't use TI.
9822 (movdf_integer): Likewise.
9823 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9825 2005-01-03 Ira Rosen <irar@il.ibm.com>
9827 * tree-vectorizer.c (vect_strip_conversions): New function.
9828 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9829 check for binary class.
9831 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9835 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9837 * gimple-low.c (mark_blocks_with_used_vars): New function.
9838 (mark_blocks_with_used_subblocks): Ditto.
9839 (mark_used_blocks): Ditto.
9840 (pass_mark_used_blocks): New pass.
9841 * tree-inline.c: Include debug.h.
9842 (expand_call_inline): Call outlining_inline_function here.
9843 * tree-optimize.c (init_tree_optimization_passes): Add
9844 pass_mark_used_blocks.
9845 * tree-pass.h (pass_mark_used_blocks): New.
9846 * Makefile.in (tree-inline.o): Add debug.h dependency.
9848 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9850 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9851 VAR_DECLs to have weak_import attribute.
9853 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9856 2004-01-03 Steven Bosscher <stevenb@suse.de>
9858 * passes.c (rest_of_compilation): Don't run regmove if only
9859 flag_expensive_optimizations, require flag_regmove instead.
9861 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9863 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9865 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9866 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9867 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9868 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9870 2005-01-03 Richard Henderson <rth@redhat.com>
9872 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9873 (ia64_const_ok_for_letter_p): New.
9874 (ia64_const_double_ok_for_letter_p): New.
9875 (ia64_extra_constraint): New.
9876 (ia64_expand_vecint_compare): New.
9877 (ia64_expand_vcondu_v2si): New.
9878 (ia64_expand_vecint_cmov): New.
9879 (ia64_expand_vecint_minmax): New.
9880 (ia64_print_operand): Add 'v'.
9881 (ia64_preferred_reload_class): New.
9882 (ia64_vector_mode_supported_p): New.
9883 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9884 (PREFERRED_RELOAD_CLASS): Move to function.
9885 (CONST_OK_FOR_LETTER_P): Move to function.
9886 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9887 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9888 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9889 (EXTRA_CONSTRAINT): Move to function.
9890 * config/ia64/ia64.md: Include vect.md.
9891 (itanium_class): Add mmalua.
9893 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9895 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9896 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9898 (const_int_2bit_operand): New.
9899 (fr_reg_or_0_operand): New.
9900 * config/ia64/ia64-modes.def: Add vector modes.
9901 * config/ia64/ia64-protos.h: Update.
9902 * config/ia64/vect.md: New file.
9904 2005-01-03 Richard Henderson <rth@redhat.com>
9906 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9908 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9911 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9913 (log1pdf2): Change mode of operands[0,1] to DFmode.
9915 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9917 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9918 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9919 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9920 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9921 SPARC_RELAXED_ORDERING.
9923 2005-01-03 Richard Henderson <rth@redhat.com>
9924 Uros Bizjak <uros@kss-loka.si>
9927 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9928 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9929 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9931 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9932 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9933 const_pow2_1_to_128_operand): New predicates.
9935 2005-01-02 Greg McGary <greg@mcgary.org>
9937 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9939 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9940 object. [ptr_type]: Remove unused variable.
9941 Remember nearest addressable array-element or record-component
9942 when checking bitfield components. Tolerate empty BIND_EXPR.
9944 2005-01-01 Richard Henderson <rth@redhat.com>
9946 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9947 that don't narrow the value. Fail for other conversions.
9949 2005-01-01 Richard Henderson <rth@redhat.com>
9952 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9953 * c-lang.c (finish_file): Don't do it here.
9954 * objc/objc-act.c (objc_finish_file): Likewise.
9956 * cgraph.c (decl_assembler_name_equal): New.
9957 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9958 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9959 * cgraph.h (struct cgraph_varpool_node): Add next.
9960 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9961 * varasm.c (assemble_alias): Mark the target as needed.
9963 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9966 * function.c (get_arg_pointer_save_area): Use entry_of_function
9967 instead of get_insns.
9969 2005-01-01 Roger Sayle <roger@eyesopen.com>
9970 Andrew Pinski <pinskia@physics.uc.edu>
9971 James E. Wilson <wilson@specifixinc.com>
9973 PR rtl-optimization/12092
9974 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9977 2005-01-01 Roger Sayle <roger@eyesopen.com>
9978 Olivier Hainque <hainque@act-europe.fr>
9980 * tree.c (int_fits_type_p): A narrower type always fits in a
9981 wider one, except for negative values into unsigned types.
9983 2005-01-01 Roger Sayle <roger@eyesopen.com>
9985 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9986 with the original constant rather than require TREE_OVERFLOW.
9988 2005-01-01 Steven Bosscher <stevenb@suse.de>
9991 * c-decl.c (finish_function): If compiling C99, annotate the
9992 compiler generated return with the current file name and line 0.
9993 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9994 the source line is greater than 0.
9995 (remove_bb): Likewise.
9997 See ChangeLog.12 for earlier changes.