1 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
6 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
9 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
10 * tree-ssa-loop-ivopts.c: Include langhooks.h.
11 (add_standard_iv_candidates_for_size): New function, extracting code
12 from add_standard_iv_candidates and parameterizing it by type size.
13 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
15 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
17 * system.h (GCOV_SIZE_TYPE): Unposion.
18 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
19 (GCOV_TYPE_SIZE): ...this new macro.
20 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
21 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
22 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
23 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
24 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
25 instead of unsigned_intSI_type_node.
26 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
27 (rtl_gen_one_value_profiler_no_edge_manipulation)
28 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
29 * value-prof.c: Include coverage.h.
31 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
32 Diego Novillo <dnovillo@redhat.com>
34 Fix PR tree-optimization/20703
35 Fix PR tree-optimization/20725
37 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
38 (create_expression_by_pieces): Ditto.
39 (valid_in_set): Ditto. Also handle tcc_declaration.
40 (find_or_generate_expression): Handle comparison class.
41 (insert_into_preds_of_block): Ditto.
43 (create_value_expr_from): Handle comparison class, recursively
44 handle reference nodes.
45 (compute_avail): Handle comparison classes, rewrite a little cleaner.
46 (execute_pre): Fix spacing.
47 (do_fre): Renamed to execute_fre.
49 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
51 * doc/invoke.texi (SPARC options): Document that
52 -mlittle-endian is not supported on Linux either.
54 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
58 * config.gcc (Obsolete configurations): Remove
59 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
60 (sparclite-*-coff*): Delete.
61 (sparclite-*-elf*): Likewise.
62 (sparc86x-*-elf*): Likewise.
63 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
64 * config/sparc/lite.h: Delete.
65 * config/sparc/litecoff.h: Likewise.
66 * config/sparc/liteelf.h: Likewise.
67 * config/sparc/sp86x-elf.h: Likewise.
68 * config/sparc/t-sparclite: Likewise.
69 * config/sparc/t-sp86x: Likewise.
71 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
73 * config/s390/s390-protos.h: (s390_comparison,
74 s390_alc_comparison, s390_slb_comparison, const0_operand,
75 consttable_operand, larl_operand, s_operand,
76 shift_count_operand, bras_sym_operand, load_multiple_operation,
77 store_multiple_operation, s390_plus_operand): Remove prototypes.
78 (s390_legitimate_address_without_index_p): New prototype.
79 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
81 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
82 const0_operand, consttable_operand, larl_operand, s_operand,
83 shift_count_operand, bras_sym_operand, load_multiple_operation,
84 store_multiple_operation, s390_plus_operand): Move to
87 (s390_branch_condition_mask): Remove 'static'. Move prototype to
89 (s390_legitimate_address_without_index_p): New.
90 * config/s390/s390.h (PREDICATE_CODES): Remove.
91 * config/s390/s390.md: Include predicates.md.
92 * config/s390/predicates.md: New.
94 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
97 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
98 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
99 (NEED_INDICATE_EXEC_STACK): Define to 1.
100 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
101 (NEED_INDICATE_EXEC_STACK): Define to 1.
102 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
103 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
104 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
105 (pic_helper_emitted_p): New global.
106 (emit_pic_helper): New function extracted from...
107 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
108 Do not call emit_pic_helper if delay_pic_helper is true.
109 (sparc_expand_prologue): Pass 'false' to load_pic_register.
110 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
111 (sparc_file_end): New function.
113 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
115 * config/mcore/mcore-protos.h: Remove the prototypes for
116 mcore_arith_reg_operand, mcore_general_movsrc_operand,
117 mcore_general_movdst_operand, mcore_reload_operand,
118 mcore_arith_J_operand, mcore_arith_K_operand,
119 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
120 mcore_arith_K_S_operand, mcore_arith_imm_operand,
121 mcore_arith_any_imm_operand, mcore_arith_O_operand,
122 mcore_literal_K_operand, mcore_addsub_operand,
123 mcore_compare_operand, mcore_load_multiple_operation,
124 mcore_store_multiple_operation, mcore_call_address_operand.
125 Add a prototype for const_ok_for_mcore.
126 * config/mcore/mcore.c (mcore_call_address_operand,
127 mcore_general_movsrc_operand, mcore_general_movdst_operand,
128 mcore_arith_reg_operand, mcore_reload_operand,
129 mcore_arith_J_operand, mcore_arith_K_operand,
130 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
131 mcore_arith_M_operand, mcore_arith_imm_operand,
132 mcore_arith_any_imm_operand, mcore_arith_O_operand,
133 mcore_literal_K_operand, mcore_addsub_operand,
134 mcore_compare_operand, mcore_load_multiple_operation,
135 mcore_store_multiple_operation): Move to predicates.md.
136 (const_ok_for_mcore): Export.
137 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
138 * config/mcore/mcore.md: Include predicates.md.
139 * config/mcore/predicates.md: New.
141 * config/mcore/predicates.md: Fix a comment typo.
143 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
144 Adrian Straetling <straetling@de.ibm.com>
146 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
147 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
148 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
150 ("imul"): Removed from "type" attribute.
151 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
152 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
153 Changed type to imulsi.
154 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
156 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
158 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
159 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
160 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
161 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
162 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
163 (TARGET_SWITCHES, mcore_stack_increment_string)
164 (TARGET_OPTIONS): Delete.
165 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
166 than *_BIT constants.
167 (TARGET_8ALIGN): #undef old definition before redefining to 1.
168 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
169 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
170 (mcore_override_options): Delete mcore_stack_increment code.
171 Change use of M340_BIT to MASK_M340.
172 * config/mcore/mcore.opt: New file.
174 2005-04-04 Ian Lance Taylor <ian@airs.com>
176 * config/arm/arm.c (replace_symbols_in_block): Remove static
179 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
181 * config/fr30/fr30-protos.h: Remove the prototypes for
182 stack_add_operand, add_immediate_operand,
183 high_register_operand, low_register_operand, call_operand,
184 di_operand, and nonimmediate_di_operand.
185 * config/fr30/fr30.c (stack_add_operand,
186 add_immediate_operand, high_register_operand,
187 low_register_operand, call_operand, di_operand,
188 nonimmediate_di_operand): Move to predicates.md.
189 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
190 * config/fr30/fr30.md: Include predicates.md.
191 * config/fr30/predicates.md: New.
193 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
194 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
195 mcore_call_address_operand.
197 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
198 general_movsrc_operand.
200 2005-04-04 Alan Modra <amodra@bigpond.net.au>
202 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
205 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
208 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
211 2005-04-04 Richard Henderson <rth@redhat.com>
212 Jakub Jelinek <jakub@redhat.com>
214 PR rtl-optimization/16104
215 * fold-const.c (fold_unary): Fix folding of vector conversions.
217 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
219 * config.gcc (xstormy16-*-elf): Set extra_options.
220 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
221 * config/stormy16/stormy16.opt: New file.
223 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
225 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
226 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
227 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
228 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
229 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
230 (TARGET_UNIX_ASM): Delete.
231 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
232 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
233 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
234 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
235 * config/pdp11/pdp11.opt: New file.
237 2005-04-03 Roger Sayle <roger@eyesopen.com>
238 Alexandre Oliva <aoliva@redhat.com>
241 * fold-const.c (non_lvalue): Split tests into...
242 (maybe_lvalue_p): New function.
243 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
244 C++ front-end prior to lowering into gimple form.
246 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
248 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
249 BUILT_IN_STRNCASECMP): New.
250 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
253 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
256 * arm.md (addsi3_compare0_for_combiner): Delete.
257 (addsi3_compare0_scratch_for_combiner): Delete.
258 (cmpsi_neg_shiftsi): Delete.
259 (compare_negsi_si): New pattern.
260 (cmpsi_negshiftsi_si): New pattern.
261 (negated_cbranchsi4): Restrict to equality_operator.
263 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
266 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
268 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
271 * doc/install.texi: Fix a typo.
273 2005-04-03 Steven Bosscher <stevenb@suse.de>
276 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
277 a computed goto if the edge to the computed goto block has
278 incoming abnormal edges. Clarify how the function works.
280 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
282 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
283 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
284 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
285 hash_scan_set, reg_set_between_after_reload_p,
286 reg_used_between_after_reload_p, get_avail_load_store_reg,
287 eliminate_partially_redundant_load): Likewise.
288 * postreload.c (reload_cse_simplify_set,
289 reload_combine_note_use): Likewise.
290 * predict.c (predict_insn, expected_value_to_br_prob,
291 propagate_freq, expensive_function_p): Likewise.
292 * print-rtl.c (print_rtx): Likewise.
293 * profile.c (instrument_edges, instrument_values,
294 compute_branch_probabilities, branch_prob, union_groups,
295 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
296 * protoize.c (in_system_include_dir, file_could_be_converted,
297 file_normally_convertible, gen_aux_info_file, seek_to_line,
298 do_cleaning): Likewise.
299 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
300 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
301 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
303 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
305 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
306 * modulo-sched.c (undo_replace_buff_elem): New structure.
307 (kernel_number_of_cycles, ps_unschedule_node,
308 undo_generate_reg_moves,free_undo_replace_buff,
309 undo_permute_partial_schedule, loop_single_full_bb_p,
310 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
311 build_loops_structure, get_sched_window): New.
312 (generate_reg_moves): Return undo_replace_buff_elem and other
314 (generate_prolog_epilog): Remove old loop versioning.
315 (sms_schedule): Use loop information and loop_version.
316 (sms_schedule_by_order): Split part of it to get_sched_window.
317 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
318 cfg_layout_finalize and free_dominance_info before/after SMS.
320 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
322 * cfghooks.c (lv_flush_pending_stmts,
323 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
324 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
325 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
326 lv_add_condition_to_bb,
327 lv_adjust_loop_header_phi, extract_cond_bb_edges,
328 flush_pending_stmts): New in cfg_hooks structure.
329 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
330 extract_cond_bb_edges, lv_adjust_loop_header_phi,
331 lv_add_condition_to_bb): New declarations.
332 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
334 (loop_version): Declare.
335 * cfgloopmanip.c (cfghooks.h): Include.
336 (duplicate_loop_to_header_edge): Change return type to bool.
337 (loop_version, lv_adjust_loop_entry_edge): Move here.
338 * cfgrtl.c (cfgloop.h): Include.
339 (rtl_verify_flow_info_1): Fix.
340 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
341 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
343 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
344 tree_lv_add_condition_to_bb): New.
345 (tree_cfg_hooks): Add new hooks to initialization.
346 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
347 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
349 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
351 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
352 xstormy16_below100_or_register,
353 xstormy16_splittable_below100_or_register, and
354 nonimmediate_nonstack_operand.
356 * config/stormy16/stormy16-protos.h: Remove the prototypes for
357 xstormy16_ineqsi_operator, equality_operator,
358 inequality_operator, shift_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 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
363 equality_operator, inequality_operator,
364 xstormy16_below100_operand, xstormy16_below100_or_register,
365 xstormy16_splittable_below100_or_register,
366 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
367 nonimmediate_nonstack_operand, shift_operator): Move to
369 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
370 * config/stormy16/stormy16.md: Include predicates.md.
371 * config/stormy16/predicates.md: New.
373 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
375 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
376 small_int, large_int, reg_or_0_operand, simple_memory_operand,
377 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
378 move_operand, power_of_2_operand): Move to predicates.md.
379 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
380 PREDICATE_CODE): Remove.
381 * config/iq2000/iq2000.md: Include predicates.md.
382 * config/iq2000/predicates.md: New.
384 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
386 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
387 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
388 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
389 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
390 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
391 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
392 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
393 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
394 (TARGET_M68HC11): Delete.
395 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
396 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
397 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
398 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
399 (nb_soft_regs): Delete.
400 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
401 (m68hc11_override_options): Remove the code that caters for MASK_M6811
402 and MASK_M6812 being set simultaneously. Change the code that sets
403 the default m68hc11_soft_reg_count to use integers instead of strings.
404 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
405 m68hc11_soft_reg_count (which now has an int type) as the number
407 * config/m68hc11/m68hc11.opt: New file.
409 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
411 * config/fr30/fr30.h (PREDICATE_CODES): Remove
412 fp_displacement_operand, sp_displacement_operand.
414 * config/m68hc11/m68hc11-protos.h: Add a prototype for
416 Remove the prototypes for tst_operand, cmp_operand,
417 stack_register_operand, d_register_operand,
418 hard_addr_reg_operand, splitable_operand,
419 m68hc11_logical_operator, m68hc11_arith_operator,
420 m68hc11_non_shift_operator, m68hc11_shift_operator,
421 m68hc11_unary_operator, m68hc11_eq_compare_operator,
422 non_push_operand, hard_reg_operand, and
423 reg_or_some_mem_operand.
424 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
426 (tst_operand, cmp_operand, non_push_operand,
427 splitable_operand, reg_or_some_mem_operand,
428 stack_register_operand, d_register_operand,
429 hard_addr_reg_operand, hard_reg_operand,
430 m68hc11_eq_compare_operator, m68hc11_logical_operator,
431 m68hc11_arith_operator, m68hc11_non_shift_operator,
432 m68hc11_shift_operator, m68hc11_unary_operator): Move to
434 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
435 * config/m68hc11/m68hc11.md: Include predicates.md.
436 * config/m68hc11/predicates.md: New.
438 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
441 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
442 change checked in along with 2005-03-03's patch for debug/20253.
443 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
444 (remap_decl): Insert type decl in map earlier.
446 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
448 PR tree-optimization/20640
449 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
450 post-dominator if it has phi nodes.
451 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
452 before dead statements.
454 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
457 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
459 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
461 PR rtl-optimization/20290
462 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
463 in every iteration if the entry point is the exit test.
465 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
467 * config/cris/cris.md (attribute "length"): Define.
469 2005-04-02 Geoffrey Keating <geoffk@apple.com>
471 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
472 (word_offset_memref_operand): New.
473 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
474 (indexed_or_indirect_operand): Delete.
475 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
476 (indexed_or_indirect_operand): Delete.
478 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
481 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
484 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
485 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
487 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
489 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
491 2005-04-01 Ian Lance Taylor <ian@airs.com>
493 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
494 (rus, prus): Remove static variables.
495 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
496 (process_command): Permit report_times and use_pipes together.
498 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
500 * c-decl.c (validate_proto_after_old_defn): Look at
501 TYPE_MAIN_VARIANT of argument types.
503 2005-04-01 Paul Brook <paul@codesourcery.com>
505 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
506 (arm_output_function_epilogue): Allow call_via_SP.
507 (thumb_call_via_reg, arm_file_end): Ditto.
508 * config/arm/arm.h (struct machine_function): Include space for SP.
509 (thumb_call_via_label): Update declaration.
511 2005-04-01 Ian Lance Taylor <ian@airs.com>
513 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
514 doing a peephole optimization, once again put any notes in the
517 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
519 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
521 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
523 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
524 (block_alloc, find_free_reg): Likewise.
525 * loop-doloop.c (doloop_modify): Likewise.
526 * loop-invariant.c (record_use): Likewise.
527 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
528 get_iv_value, canon_condition, eliminate_implied_condition,
529 eliminate_implied_condition, simplify_using_initial_values,
530 shorten_into_mode, canonicalize_iv_subregs,
531 iv_number_of_iterations): Likewise.
532 * loop-unroll.c (expand_var_during_unrolling): Likewise.
533 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
534 unswitch_loop): Likewise.
535 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
536 move_movables, replace_call_address, find_and_verify_loops,
537 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
538 record_giv, final_giv_value, general_induction_var,
539 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
540 loop_giv_dump): Likewise.
542 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
543 GCOV_CHECK_WRITING): Remove.
544 (gcov_position, gcov_rewrite): Use gcc_assert.
545 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
546 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
547 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
550 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
552 * tree-inline.c: Fix a typo.
554 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
556 * configure.ac (enable-checking): Explicitly set all variables for
557 collective switch values. Alphabetize variables. Rename
558 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
560 * doc/install.texi (enable-checking): Update documentation.
561 * configure: Rebuilt.
563 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
565 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
568 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
570 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
571 Also reject cases where this pattern will cause load delay stalls
572 unless optimizing for size and it will produce a shorter sequence.
573 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
574 variants to avoid pre-adjusting the base when possible.
576 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
578 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
579 the frame and argument pointers.
580 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
581 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
582 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
583 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
584 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
585 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
587 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
589 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
590 with entry for selectany attribute.
591 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
593 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
594 (i386_pe_asm_named_section): Handle sections generated by
596 * doc/extend.texi (selectany): Document attribute.
598 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
599 Jan Hubicka <jh@suse.cz>
601 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
602 to fix addresses involving EBP and ESP.
603 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
604 for SUBREGed registers.
605 (legitimate_address_p): Accept SUBREGed registers.
607 2005-04-01 Jakub Jelinek <jakub@redhat.com>
610 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
611 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
614 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
616 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
618 2005-04-01 James E Wilson <wilson@specifixinc.com>
621 * dwarf2out.c (rtl_for_decl_init): New function.
622 (rtl_for_decl_location): Extracted from here.
623 (tree_add_const_value_attribute): Call rtl_for_decl_init and
624 add_const_value_attribute. Delete initializer_constant_valid_p call.
626 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
628 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
629 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
630 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
631 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
632 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
633 config/i386/i386.md, config/rs6000/predicates.md,
634 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
635 config/s390/s390.c, config/stormy16/stormy16.c,
636 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
639 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
642 * gimplify.c (gimplify_expr): Create a temporary for lvalue
643 COND_EXPR and CALL_EXPR.
645 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
648 * genautomata.c (first_cycle_unit_presence): Check all alternative
649 states for unit presence.
651 * doc/md.texi: Remove remark about impossibility to query unit
652 presence in non nondeterministic automaton state.
654 * config/ia64/ia64.c (get_template): Change order of unit querying.
656 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
658 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
661 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
663 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
664 flag for edges outside any loops.
666 2005-03-31 Janis Johnson <janis187@us.ibm.com>
668 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
670 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
672 * tree-ssa-alias.c: Follow spelling conventions.
673 * doc/tree-ssa.texi: Fix a typo.
675 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
677 * postreload-gcse.c: Include target.h.
678 (gcse_after_reload_main): Return early if we cannot modify jumps.
679 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
681 2005-03-31 David Edelsohn <edelsohn@gnu.org>
683 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
684 expensive operations.
686 2005-03-31 Ian Lance Taylor <ian@airs.com>
688 * collect2.c (lderrout): New variable.
689 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
690 if it is set, to stderr.
691 (handler): Unlink lderrout if it is set.
692 (dump_file): Add "to" parameter. Change all callers.
693 (main): Initialize lderrout.
694 (collect_execute): Add errname parameter. Change all callers.
695 Rename redir parameter to outname. Never pass
696 PEX_STDERR_TO_STDOUT to pex_run.
697 * collect2.h (collect_execute, dump_file): Update declarations.
698 * tlink.c (tlink_execute): Add errname parameter. Change all
700 (do_tlink): Check lderrout as well as ldout.
702 2005-03-31 Caroline Tice <ctice@apple.com>
704 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
705 (bb-reorder.o): Add errors.h to list of requirements.
706 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
707 profiledbootstrap flags.
708 * bb-reorder.c (errors.h): Add new include.
709 (struct bbro_basic_block_data_def): Add new field, in_trace.
710 (add_unlikely_executed_notes): Remove function.
711 (mark_bb_for_unlikely_executed_section): Remove function.
712 (insert_section_boundary_note): New function.
713 (verify_hot_cold_block_grouping): New function.
714 (push_to_next_round_p): Remove variables and tests that push all
715 cold blocks to last round.
716 (find_traces): Remove code that added extra round of trace finding
717 when doing partitioning.
718 (find_traces_1_round) : Remove variable last_round; add code to
719 update new struct field, in_trace; correct trace_length where it was
720 incorrect before (after call to copy_bb); change code that pushed all
721 cold blocks to last round. Instead verify that all blocks going into
722 a trace belong in the same partition.
723 (connect_traces): Modify to connect the traces in two passes, if the
724 function contains both hot and cold blocks. The first pass connects
725 all the traces for blocks in the partition that the first block in
726 the function belongs to; the second pass connnects all the traces
727 containing blocks that belong in the other partition.
728 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
729 code that automatically put the first block in a function into the
730 hot partition if the function had any hot blocks.
731 (fix_crossing_unconditional_branches): Check number of succ edges
732 before attempting to get one.
733 (fix_edges_for_rarely_executed_code): Update comment describing
735 (reorder_basic_blocks): Add code to initialize new field (in_trace);
736 remove call to add_unlikely_executed_notes; add call to
737 verify_hot_cold_block_grouping.
738 (duplicate_computed_gotos): Don't change computed goto if it's a
740 (partition_hot_cold_basic_blocks): Update function comment.
741 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
743 (try_forward_edges): Likewise.
744 (merge_blocks_move_predecessor_nojumps): Likewise.
745 (merge_blocks_move_successor_nojumps): Likewise.
746 (merge_blocks_move): Likewise.
747 (try_crossjump_bb): Likewise.
748 * cfglayout.c (update_unlikely_executed_notes): Remove function.
749 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
750 notes to cold bb's; remove call to update_unlikely_executed_notes.
751 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
752 NOTE_INSN_SWITCH_TEXT_SECTIONS.
753 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
754 function declaration.
755 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
757 (rtl_can_merge_blocks): Remove redundancy from condition.
758 (try_redirect_by_replacing_jump): Likewise.
759 (force_nonfallthru_and_redirect): Remove code for adding
760 UNLIKELY_EXECUTED_CODE notes to cold bb's.
761 (commit_one_edge_insertion): Likewise.
762 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
763 * dbxout.c (FORCE_TEXT): Replace function_section with
764 current_function_section.
765 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
766 function, switch_text_section.
767 (struct xcoff_debug): Likewise.
768 (dbxout_function_end): Add code to put out label diffs for both
769 hot and cold sections.
770 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
771 for new debug_hooks funciton, switch_text_section..
772 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
774 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
775 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
776 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
777 dw_fde_switched_sections.
778 (output_call_frame_info): Add test to see if function switches text
779 sections in the middle; if so, use appropriate extra hot and cold
780 section labels to compute size deltas for the hot and cold sections.
781 (dwarf2out_begin_prologue): Add code to initialize new fields in
783 (dwarf2out_switch_text_section): New function (invoked through
784 debug_hook); updates new fields in dw_fde_struct appropriately and
785 increments separate_line_info_table_in_use.
786 (dwarf2_debug_hooks): Initialize switch_text_section function to be
787 dwarf2out_switch_text_section.
788 (struct var_loc_node): Add new field, section_label.
789 (output_aranges): Add code to check whether in hot or cold section and
790 use the appropriate label in calculating deltas.
791 (output_ranges): Likewise.
792 (output_line_info): Add code to check which section we're in and
793 use appropriate hot/cold label.
794 (add_location_or_constant_value_attribute): Likewise.
795 (gen_subprogam_die): Modify arange attributes to use correct labels.
796 (dwarf2out_begin_block): Change call to function_section into call to
797 current_function_section.
798 (dwarf2out_end_block): Likewise.
799 (dwarf2out_source_line): Likewise.
800 (dwarf2out_var_location): Add code to check whether in hot or cold
801 section and use the appropriate label.
802 * except.c (output_function_exception_table): Change call to
803 function_section into call to current_function_section.
804 * final.c (profile_function): Likewise.
805 (scan_ahead_for_unlikely_executed_note): Remove function.
806 (final_scan_insn): Remove calls to
807 scan_ahead_for_unlikely_executed_note, and related code for switching
808 to cold section, except for the single time
809 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
810 debug_hooks->switch_text_sections; replace appropriate calls to
811 function_section with calls to current_function_section.
812 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
813 test_bb to condition.
814 (find_if_case_2): Likewise.
815 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
816 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
817 * opts.c (decode_options): Change warning about hot/cold partitioning
818 with exceptionss to inform (so as not to cause bootstrap failures);
819 remove warning about partitioning with DWARF debug info.
820 * output.h (current_function_section): Add new function decl.
821 (insert_section_boundary_note): Likewise.
822 (enum in_section): Move this declaration here from varasm.c.
823 (unlikely_section_label): Likewise.
824 (unlikely_text_section_name): Likewise.
825 (last_text_section_name): New global variable.
826 (last_text_section): Likewise.
827 (hot_section_label): Likewise.
828 (hot_section_end_label): Likewise.
829 (cold_section_end_label): Likewise.
830 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
831 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
832 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
833 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
834 insn from consideration.
835 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
837 * varasm.c (basic-block.h): Add new include.
838 (unlikely_section_label_printed): Remove global variable.
839 (unlikely_section_label): Make global variable not be static any more.
840 (unlikely_text_section_name): Likewise.
841 (hot_section_end_label): New global variable (not static)
842 (first_function_block_is_cold): Likewise.
843 (hot_section_label): Likewise.
844 (cold_section_end_label): Likewise..
845 (last_text_section): New global variable, not static.
846 (last_text_section_name): New global variable, not static.
847 (initialize_cold_section_name): New function.
848 (enum in_section): Move declaration to output.h.
849 (text_section): Update last_text_section.
850 (unlikely_text_section): Replace code to determine cold section name
851 with call to initialize_cold_section_name; Add code to update
852 last_text_section; remove code for printing out label.
853 (named_section_real): Add code to update last_text_section and
854 last_text_section_name as appropriate.
855 (function_section): Change test for 'unlikely' to depend on
856 first_function_block_is_cold (moved old test to
857 current_function_section).
858 (current_function_section): New function.
859 (assemble_start_function): Move code that frees
860 unlikely_text_section_name; initialize hot_section_end_label;
861 print hot and cold section labels at the start of the function;
862 set first_function_block_is_cold, if appropriate; initialize l
863 ast_text_section; add call to insert_section_boundary_note.
864 (assemble_end_function): Add code to write out hot and cold section
866 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
868 * config/darwin.c (machopic_select_section): Replace incorrect
869 function in base_funs; update reloc for cold sections if necessary.
870 * config/darwin.h (SECTION_FUNCTION): Add code to update
871 last_text_section if appropriate.
872 (text_unlikely_section): Remove.
873 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
874 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
875 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
876 partitioning for this architecture.
878 2005-03-31 Olivier Hainque <hainque@adacore.com>
880 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
881 defined and non-zero.
883 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
886 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
889 2005-03-31 Alan Modra <amodra@bigpond.net.au>
892 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
893 label operand. Remove (use (unspec..)). Don't emit a label on
895 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
896 generate inline label for load_toc_v4_PIC_1b.
897 (rs6000_emit_load_toc_table): Likewise.
899 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
901 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
902 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
904 2005-03-29 Devang Patel <dpatel@apple.com>
906 * tree-sra.c (decide_block_copy): Disable scalarization of
909 2005-03-30 Stuart Hastings <stuart@apple.com>
910 Dale Johannesen <dalej@apple.com>
912 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
913 * print-tree.c (print_node): Add case STATEMENT_LIST.
915 2005-03-31 Alan Modra <amodra@bigpond.net.au>
917 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
918 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
919 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
920 is given with "powerpc64*" or "all", or when --with-cpu chooses
923 2005-03-30 James E. Wilson <wilson@specifixinc.com>
926 * dwarf2out.c (add_high_low_attributes): New function, extracted from
927 gen_lexical_block_die.
928 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
930 2005-03-31 Jan Hubicka <jh@suse.cz>
932 2004-11-02 Jan Hubicka <jh@suse.cz>
934 * cgraph.c (cgraph_varpool_node_name): New function.
935 (dump_cgraph_varpool_node): New function.
936 (dump_varpool): New function.
937 * cgraphunit.c (cgraph_optimize): Dump varpool.
939 2004-10-16 Jan Hubicka <jh@suse.cz>
941 * cgraph.c (decide_is_variable_needed): New function.
942 (cgraph_varpool_finalize_decl): Use it.
943 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
945 * final.c (output_addr_const): Do not call mark_referenced.
946 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
947 always go via cgraph.
948 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
949 (check_global_declarations): Ifdef out code clearing DECL_RTL.
950 * tree-optimize.c (execute_inline): Mark functions called.
951 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
953 2004-10-11 Jan Hubicka <jh@suse.cz>
955 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
956 (cgraph_varpool_last_needed_node): New static variable.
957 (enqueue_needed_varpool_node): Break out from ...; add items to the
958 end of queue; update first pointers.
959 (cgraph_varpool_mark_needed_node): ... here.
960 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
961 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
962 * cgraph.h (cgraph_varpool_node): Add analyzed field.
963 (cgraph_varpool_first_unanalyzed_node): Declare.
964 * cgraphunit.c: Include output.h.
965 (cgraph_varpool_analyze_pending_decls): New function.
966 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
967 for errors, analyze pending decls.
968 (cgraph_finalize_compilation_unit): Only analyze decls.
969 (cgraph_optimize): Assemble the decls after expanding.
971 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
973 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
974 subvars get marked properly in tags for grouping.
975 (add_pointed_to_var): Mark only actual pointed to
976 variables/subvars in addresses needed.
977 (create_overlap_variables_for): Clear call clobbered on original
979 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
980 addresable vars with subvars into list.
981 * tree-ssa.c (verify_ssa_name): Verify original is not used where
984 2005-03-30 Richard Henderson <rth@redhat.com>
986 * cgraph.h (struct cgraph_node): Add alias.
987 * varasm.c (assemble_alias): Set it.
988 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
989 avoid calling cgraph_expand_function.
991 2005-03-30 Tom Tromey <tromey@redhat.com>
993 * tree.def (FILE_TYPE): Removed.
994 * typeclass.h (enum type_class): Removed file_type_class.
995 * dwarf2out.c (is_base_type): Updated.
996 (gen_type_die): Likewise.
997 * dbxout.c (dbxout_type): Updated.
998 * builtins.c (type_to_class): Updated.
999 * tree.c (type_contains_placeholder_1): Updated.
1000 * config/sparc/sparc.c (sparc_type_code): Updated.
1001 * config/ia64/ia64.c (hfa_element_mode): Updated.
1002 * expr.c (count_type_elements): Updated.
1003 * stor-layout.c (layout_type): Updated.
1004 * tree-inline.c (remap_type): Updated.
1005 * tree-pretty-print.c (dump_generic_node): Updated.
1007 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1009 * builtins.c (expand_builtin_powi): Fix mode of
1010 2nd argument to match int.
1011 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1012 2nd argument type to int.
1013 * libgcc2.c: Change prototype of __powi* functions to use
1016 2005-03-30 Dale Johannesen <dalej@apple.com>
1019 * calls.c (expand_call): Flush pending deferrals before
1022 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1026 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1027 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1028 c_label_context, label_context_stack): New.
1029 * c-decl.c (define_label): Check for jumps into statement
1030 expressions. Add label to list of defined labels.
1031 (start_function): Push context on label_context_stack.
1032 (finish_function): Pop context from label_context_stack.
1033 * c-typeck.c (label_context_stack): New.
1034 (c_finish_goto_label): Check for jumps into statement
1035 expressions. Add label to list of jumped to labels.
1036 (struct c_switch): Add blocked_stmt_expr.
1037 (c_start_case): Initialize it.
1038 (do_case): Check it.
1039 (c_finish_case): Verify !blocked_stmt_expr.
1040 (c_begin_stmt_expr): Push context on label_context_stack.
1041 Increment blocked_stmt_expr. Mark labels jumped to from outside
1043 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1044 defined in the statement expression and no longer jumpable to.
1045 Mark labels jumped to from just outside the statement expression
1046 as again definable. Pop context from label_context_stack.
1047 * doc/extend.texi (Statement Exprs): Update.
1049 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1052 * c-decl.c (start_function): Check for old_decl being
1055 2005-03-30 Ian Lance Taylor <ian@airs.com>
1057 * final.c (final): Remove prescan parameter. Change all callers.
1058 (final_scan_insn): Remove prescan parameter. Change all callers.
1060 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1062 * tree-vectorizer.c: Fix comment typos.
1064 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1066 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1067 as soon as a chrec_dont_know is detected.
1069 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1071 Merge from csl-arm-branch.
1072 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1074 * tlink.c (recompile_files): Do not assume that "rename" can
1075 overwrite an existing file.
1077 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1079 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1080 * gcc/configure: Regenerate.
1082 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1084 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1086 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1088 * calls.c (struct arg_data): Update "partial" comment.
1089 (load_register_parameters): Update "nregs" comment.
1091 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1093 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1094 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1095 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1096 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1097 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1098 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1099 than target_flags & 0.
1100 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1101 (iq2000_arch, iq2000_parse_cpu): Delete.
1102 (TARGET_HANDLE_OPTION): Override default.
1103 (iq2000_handle_option): New function.
1104 (override_options): Remove -march= and -mcpu= handling.
1105 * config/iq2000/iq2000.opt: New file.
1107 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1109 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1110 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1111 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1112 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1113 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1114 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1115 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1116 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1117 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1118 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1119 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1120 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1121 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1122 (TARGET_OPTIONS): Delete.
1123 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1124 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1125 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1126 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1127 (c4x_cpu_version_string): Delete.
1128 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1129 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1130 equivalent -mcpu= option.
1131 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1132 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1133 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1134 or clearing the appropriate MASK_* bit.
1135 (c4x_file_start): Use c4x_cpu_version.
1136 * config/c4x/c4x.opt: New file.
1138 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1140 * doc/options.texi: Document the new MaskExists flag.
1141 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1142 if the option has the MaskExists flag.
1144 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1146 * opt-functions.awk (flag_set_p, test_flag): New functions.
1147 (switch_flags): Use them.
1148 * opth-gen.awk: Use flag_set_p to check for flags.
1149 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1151 2005-03-30 Ian Lance Taylor <ian@airs.com>
1153 * config.host (i[34567]86-*-mingw32*): Don't set
1154 host_can_use_collect2 to no.
1156 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1159 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1160 Remove convert_memory_address call duplicating that in memory_address.
1162 2005-03-29 Richard Henderson <rth@redhat.com>
1165 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1166 (build_compound_literal): Likewise. Propagate decl type into the
1168 (finish_decl): Likewise. Use new return value from complete_array_type
1169 for zero sized arrays.
1170 (complete_array_type): Move ...
1171 * c-common.c (complete_array_type): ... here. Change first argument
1172 to pointer-to-type-node. Consistently use sizetype for the index
1173 except for zero sized arrays. Detect zero sized arrays for pedantic
1174 mode diagnostics. Create a new type node instead of modifying the
1176 * c-tree.h (complete_array_type): Move decl ...
1177 * c-common.h (complete_array_type): ... here.
1179 2005-03-29 Richard Henderson <rth@redhat.com>
1182 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1184 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1186 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1187 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1188 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1189 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1191 2005-03-29 Eric Christopher <echristo@redhat.com>
1193 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1194 truthvalue conversion removal.
1196 2005-03-29 Ian Lance Taylor <ian@airs.com>
1199 * collect2.c: Never include <vfork.h>.
1200 (VFORK_STRING, vfork): Don't define.
1201 (pid): Remove global variable.
1202 (handler): Call raise instead of kill (getpid(), ...).
1203 (collect_wait): Add pex parameter. Change all callers. Use
1204 pex_get_status rather than pwait.
1205 (do_wait): Add pex parameter. Change all callers.
1206 (collect_execute): Return struct pex_obj * rather than void. Use
1207 pex routines rather than pexecute.
1208 (fork_execute): Get pex_obj from collect_execute, and pass it to
1210 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1211 Only declare quit_handler if SIGQUIT is defined.
1212 (scan_libraries): Likewise.
1213 * collect2.h (collect_execute): Update declaration.
1214 (collect_wait): Update declaration.
1215 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1216 pass it to collect_wait.
1218 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1221 * c-parser.c (c_parser_compound_statement_nostart): Give error
1222 message for EOF instead of just setting parser->error.
1224 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1226 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1227 (slpeel_update_phi_nodes_for_guard1): New function.
1228 (slpeel_update_phi_nodes_for_guard2): New function.
1229 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1230 of slpeel_update_phi_nodes_for_guard.
1231 (vectorize_loops): Remove call to loop_closed_rewrite.
1232 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1235 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1237 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1238 (TARGET_LITTLE_ENDIAN): New macro.
1239 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1240 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1241 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1242 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1243 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1244 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1245 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1246 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1247 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1248 (TARGET_OPTIONS): Delete.
1249 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1250 (CACHE_FLUSH_TRAP): Turn into an integer.
1251 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1252 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1253 -mflush-trap is in use.
1254 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1255 (m32r_cache_flush_trap_string): Delete.
1256 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1257 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1258 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1259 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1260 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1261 -mmodel= and -msdata= handling from...
1262 (m32r_init): ...here.
1263 * config/m32r/m32r.opt: New file.
1265 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1267 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1268 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1269 * tree-vect-analyze.c (vect_object_analysis): additional parm
1270 pass back a "struct ptr_info_def *" with the points-to info.
1271 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1272 statement using info returned from vect_object_analysis.
1273 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1274 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1275 for virtual uses and defs when creating a replacement vector
1276 reference. Call duplicate_ssa_name_ptr_info to define points-to
1277 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1278 (vectorizable_store): copy_virtual_operands and update
1279 definition statements.
1280 (vectorizable_load): copy_virtual_operands. Remove call to
1281 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1282 * tree-vectorizer.c (vectorize_loops): Remove calls to
1283 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1284 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1285 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1286 define macro STMT_VINFO_PTR_INFO for use in accessing.
1287 * tree.h add export of duplicate_ssa_name_ptr_info.
1288 * rs6000.c (altivec_init_builtins): Declare builtin function
1289 __builtin_altivec_mask_for_load to be "const".
1291 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1294 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1295 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1296 assemble_variable on aliases.
1297 * varasm.c (assemble_alias): Set node->alias.
1298 * toplev.c (wrapup_global_declarations): Don't call
1299 rest_of_decl_compilation on aliases again.
1301 2005-03-29 Paul Brook <paul@codesourcery.com>
1303 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1304 * config/arm/arm.c (arm_dbx_register_number): New function.
1305 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1307 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1310 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1311 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1313 2005-03-29 Dale Johannesen <dalej@apple.com>
1315 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1316 $(TREE_H) and $(COVERAGE_H).
1317 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1318 * opts.c (common_handle_option): Enable tree-based value transforms.
1319 * toplev.c (process_options): Ditto.
1320 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1321 refers to references to this type.
1322 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1323 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1324 for may_be_more, may_be_less.
1325 (rtl_gen_pow2_profiler): Adjust.
1326 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1327 (rtl_gen_one_value_profiler): Adjust.
1328 (rtl_gen_const_delta_profiler): Adjust.
1329 * tree-profile.c (tree_gen_interval_profiler): Implement.
1330 (tree_gen_pow2_profiler): Ditto.
1331 (tree_gen_one_value_profiler): Ditto.
1332 (tree_profiling): New.
1333 (pass_tree_profile): Reference it.
1334 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1336 (insn_divmod_values_to_profile): Rename to
1337 rtl_divmod_values_to_profile. Adjust.
1338 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1339 (insn_prefetch_values_to_profile): Adjust.
1340 (rtl_value_profile_transformations): Adjust.
1341 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1342 (gen_mod_pow2): Rename to rtl_mod_pow2.
1343 (gen_mod_subtract): Rename to rtl_mod_subtract.
1344 (divmod_fixed_value_transform): Rename to
1345 rtl_divmod_fixed_value_transform.
1346 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1347 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1348 (rtl_find_values_to_profile): Adjust.
1349 (tree_value_profile_transformations): Implement.
1350 (tree_divmod_values_to_profile): New.
1351 (tree_values_to_profile): New.
1352 (tree_divmod_fixed_value): New.
1353 (tree_mod_pow2): New.
1354 (tree_mod_subtract): New.
1355 (tree_divmod_fixed_value_transform): New.
1356 (tree_mod_pow2_value_transform): New.
1357 (tree_mod_subtract_transform): New.
1358 (tree_find_values_to_profile): Implement.
1359 * profile.c (instrument_values): Free histograms.
1360 (compute_value_histograms): Adjust. Implement tree version.
1362 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1364 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1365 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1366 variable. Output "fldcw" depending on round_mode.
1367 * config/i386/i386.md (UNSPEC_FIST): New.
1368 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1369 New isns patterns to implement lrint and llrint built-ins as x87
1371 (fistdi2, fist<mode>2 splitters): New splitters.
1372 (lrint<mode>2): New expanders.
1374 2005-03-28 Ian Lance Taylor <ian@airs.com>
1376 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1377 0 when calling final_scan_insn.
1379 2005-03-28 Jan Hubicka <jh@suse.cz>
1382 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1385 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1386 types where possible.
1388 2005-03-26 Per Bothner <per@bothner.com>
1390 Make -f[no-]show-column also control non-cpp diagnostics.
1391 * c.opt (fshow-column): Move option from here ...
1392 * common.opt (fshow-column): ... to here.
1393 * diagnostic.c (diagnostic_build_prefix): Only print column number
1394 if flag_show_column.
1396 2005-03-27 Steven Bosscher <stevenb@suse.de>
1398 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1399 vax_output_conditional_branch): New prototypes.
1400 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1401 extracted from vax.md mov and add patterns.
1402 (vax_output_conditional_branch): New function to output conditional
1403 branch instructions.
1404 * vax.md: Use mode macros for arithmetic and mov patterns.
1405 Use code macros for the jump patterns.
1407 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1409 * Makefile.in (libbackend.o): Depend on version files;
1410 add custom generation command.
1412 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1415 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1416 sure that we have a REG before getting its REGNO.
1418 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1420 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1421 * builtins.def (BUILT_IN_STRNDUP): New.
1423 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1425 PR tree-optimization/20470
1426 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1429 2005-03-25 Mike Stump <mrs@apple.com>
1431 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1434 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1436 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1437 Use our own structure definitions.
1439 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1440 (fix_truncdfsi2): Allow registers or memory as destination.
1441 When TARGET_PPC_GFXOPT, generate simplified pattern.
1442 (fix_truncdfsi2_internal): Use define_insn_and_split.
1443 (fix_truncdfsi2_internal_gfxopt): New.
1444 (fctiwz): Don't confuse register allocation by giving it no choices.
1446 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1447 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1448 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1449 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1451 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1453 * dominance.c (free_dominance_info): Speed up by freeing et
1454 data structures without maintaining other nodes.
1455 * et-forest.c (et_free_tree_force): New.
1456 * et-forest.h: Add a prototype for et_free_tree_force.
1458 * tree.c (get_set_constructor_bits,
1459 get_set_constructor_bytes): Remove.
1460 * tree.h: Remove the corresponding prototypes.
1462 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1465 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1466 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1467 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1468 PRE_DEC, NEG and NOT.
1470 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1472 * fold-const.c: Convert uses of fold (build (...)) to
1475 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1477 PR rtl-optimization/20249
1478 * cse.c (insert_regs): Do not record equivalence of registers in
1481 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1483 * emit-rtl.c (reverse_comparison): Remove.
1484 * rtl.h: Remove the corresponding prototype.
1486 2005-03-24 James E Wilson <wilson@specifixinc.com>
1488 * doc/install.texi (--enable-altivec): Delete docs.
1490 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1492 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1493 SFmode and DFmode before reload when
1494 flag_unsafe_math_optimizations not enabled.
1496 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1498 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1500 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1501 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1503 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1505 * configure.ac (enable-checking): Add 'runtime' option.
1506 * doc/install.texi (enable-checking): Document 'runtime' checking.
1507 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1508 * config.in: Regenerated.
1509 * configure: Regenerated.
1511 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1513 * optabs.h (enum optab_index): Remove OTI_llrint.
1514 (llrint_optab): Remove macro.
1515 * optabs.c (init_optabs): Remove llrint_optab initialization.
1516 * genopinit.c (optabs): Remove llrint_optab implementation.
1517 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1520 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1522 PR rtl-optimization/20532
1523 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1524 overflow when adding coefficients for PLUS or MINUS.
1525 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1528 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1530 * langhooks.h (truthvalue_conversion): Remove.
1531 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1532 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1533 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1534 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1535 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1537 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1539 * params.def: Fix a typo.
1540 * config/mips/mips.c: Follow the spelling convensions.
1541 * doc/invoke.texi: Fix typos.
1543 2005-03-18 Dale Johannese <dalej@apple.com>
1545 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1547 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1549 Fix PR tree-optimization/20601
1551 * tree-ssa-pre.c (insert_aux): Add missing condition to
1554 2005-03-23 Ian Lance Taylor <ian@airs.com>
1556 * final.c (final_scan_insn): Don't remove no-op instructions.
1557 * reload1.c (reload): Remove simple no-op instructions even when
1560 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1562 PR tree-optimization/20501
1563 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1564 reporting that peeling for alignment is applied moved to...
1565 * (vect_analyze_data_refs_alignment): Here.
1567 2005-03-23 Ian Lance Taylor <ian@airs.com>
1569 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1571 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1573 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1574 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1576 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1578 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1579 imply that this is called once, independent of asms in code.
1580 Adjust to now being pased output and input lists. Mention helper
1581 function decl_overlaps_hard_reg_set_p.
1582 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1583 hook_tree_tree_identity and to take three trees, returning third.
1584 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1586 * stmt.c: include hard-reg-set.h before tree.h.
1587 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1588 (decl_conflicts_with_clobbers_p): Call
1589 decl_overlaps_hard_reg_set_p.
1590 (expand_asm_operands): Pass output and input lists in call to
1591 targetm.md_asm_clobbers.
1592 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1593 hook_tree_tree_tree_tree_3rd_identity.
1594 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1596 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1597 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1598 parameters, first two unused.
1599 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1600 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1601 in constraint letters and MOF is not mentioned as a asm-declared
1602 register in neither of the input and output lists.
1604 2005-03-23 DJ Delorie <dj@redhat.com>
1606 * optabs.c (expand_binop): Make sure the first subword's result
1609 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1611 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1612 Call c_common_truthvalue_conversion rather than
1613 lang_hooks.truthvalue_conversion.
1614 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1615 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1617 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1618 c_common_truthvalue_conversion.
1619 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1620 c_parser_conditional_expression, c_parser_binary_expression): Call
1621 c_objc_common_truthvalue_conversion.
1622 * c-typeck.c (build_unary_op): Call
1623 c_objc_common_truthvalue_conversion.
1624 (build_conditional_expr): Do not call
1625 lang_hooks.truthvalue_conversion.
1626 (build_binary_op): Call c_common_truthvalue_conversion.
1627 (c_objc_common_truthvalue_conversion): Moved from
1628 c-objc-common.c. Call default_function_array_conversion instead
1629 of default_conversion.
1631 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1633 * c-common.h (default_conversion): Remove.
1634 (perform_integral_promotions): Add.
1635 * c-tree.h (default_conversion): Add.
1636 * c-typeck.c (perform_integral_promotions): New, split out from
1638 * c-common.c (check_case_value): Use perform_integral_promotions,
1639 not default_conversion.
1640 (c_add_case_label): Don't continue processing case label after
1641 found to be pointer.
1643 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1645 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1646 the prefix list if we have already added a multilib directory
1648 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1651 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1653 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1655 * reload.h: Remove the prototype for indirect_symref_ok.
1657 * reload1.c (indirect_symref_ok): Make it global.
1658 * reload.h: Add a prototype for indirect_symref_ok.
1660 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1662 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1665 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1667 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1669 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1671 * c-opts.c (c_common_parse_file): Only start/end main source file
1672 if debug hooks says the writer wants it.
1673 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1675 (xcoff_debug_hooks): Ditto.
1676 * debug.c (do_nothing_hooks): Ditto.
1677 * debug.h (gcc_debug_hooks): Ditto.
1678 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1679 * sdbout.c (sdb_debug_hooks): Ditto.
1680 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1682 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1684 * doc/extend.texi: Deprecate C++ min/max operators.
1686 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1688 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1689 artificial original candidates.
1691 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1692 Jan Hubicka <jh@suse.cz>
1693 Steven Bosscher <stevenb@suse.de>
1695 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1696 call cost based on argument sizes.
1697 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1699 * params.def: (max-inline-inssn-single): Set to 450.
1700 (max-inline-insns-auto): Set to 90.
1701 (max-inline-insns-recursive): Set to 450
1702 (max-inline-insns-recursive-auto): Set to 450.
1703 (large-function-insns): Set to 2700.
1704 (inline-call-cost): New parameter.
1705 * tree-inline.c (estimate_move_cost): New function.
1706 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1707 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1709 * tree-inline.h (estimate_move_cost): Declare.
1710 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1711 (max-inline-insns-auto): Change default to 90.
1712 (max-inline-insns-recursive): Change default to 450
1713 (max-inline-insns-recursive-auto): Change default to 450.
1714 (large-function-insns): Change default to 2700.
1715 (inline-call-cost): Document new parameter.
1717 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1719 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1720 (TARGET_DEFAULT): Delete.
1721 * config/i860/i860.opt: New file.
1723 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1725 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1726 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1727 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1728 (frv_sched_lookahead): Delete.
1729 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1730 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1731 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1732 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1733 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1734 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1735 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1736 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1737 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1738 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1739 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1740 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1741 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1742 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1743 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1744 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1745 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1746 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1747 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1748 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1749 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1750 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1751 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1752 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1753 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1754 (frv_sched_lookahead): Delete.
1755 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1756 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1757 (frv_handle_option): New function. Move -mcpu= handling from...
1758 (frv_override_options): ...here. Remove handling of other
1760 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1761 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1762 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1763 and TARGET_NO_MULTI_CE.
1764 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1765 !TARGET_VLIW_BRANCH.
1766 * config/frv/frv.opt: New file.
1768 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1770 * fold-const.c (fold_ternary): Take decomposed arguments of
1772 (fold): Update a call to fold_ternary.
1774 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1775 * tree.h: Add corresponding prototypes.
1777 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1780 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1781 between jump table and its label.
1782 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1783 resp. ADDR_DIFF_VEC and the label preceeding it.
1784 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1785 is emitted in the right section.
1787 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1789 * fold-const.c (fold_unary, fold_binary): Update comments
1792 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1794 PR rtl-optimization/20527
1795 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1796 REG_INC note, test that the register also isn't mentioned in PRED
1799 2005-03-22 Ben Elliston <bje@au.ibm.com>
1801 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1804 2005-03-21 Mike Stump <mrs@apple.com>
1806 * varasm.c (default_assemble_visibility): Remove extra ().
1808 2005-03-21 Roger Sayle <roger@eyesopen.com>
1811 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1812 to determine whether a block can be duplicated, rather than test
1813 whether the block contains noncopyable insns ourselves.
1815 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1817 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1820 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1822 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1824 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1826 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1827 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1828 * config/fr30/fr30.opt: New file.
1830 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1832 Fix PR tree-optimization/20542
1834 * tree-flow-inline.h (overlap_subvar): Move to here.
1835 * tree-ssa-operands.c: From here.
1836 * tree-flow.h (overlap_subvar): Declare.
1837 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1838 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1839 for variables with subvars.
1841 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1844 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1845 * modulo-sched.c (const_iteration_count): Return on NULL
1847 (print_node_sched_params): Return on NULL dump_file.
1848 (generate_reg_moves): Handle reg-anti dependencies and disregard
1849 closing branch when generating register moves.
1850 (sms_schedule): Mark the SMSed block dirty.
1851 * passes.c (rest_of_handle_sms): Call update_life_info for all
1853 * testsuite/gcc.dg/20050321-1.c: New test.
1855 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1857 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1858 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1859 movqi_internal): Likewise.
1861 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1863 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1864 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1865 xtensa_b4const): Delete prototypes.
1866 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1867 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1868 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1869 xtensa_extra_constraint): New prototypes.
1870 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1871 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1872 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1873 move_operand, const_float_1_operand, fpmem_offset_operand,
1874 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1875 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1876 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1877 argument type to HOST_WIDE_INT.
1878 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1879 xtensa_mask_immediate): Likewise.
1880 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1881 Likewise. Also make these functions static.
1882 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1883 (xtensa_const_ok_for_letter_p): New.
1884 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1885 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1886 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1887 move_operand, const_float_1_operand, fpmem_offset_operand,
1888 branch_operator, ubranch_operator, boolean_operator): Move to
1890 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1891 (xtensa_mem_offset): Change return type to bool.
1892 (xtensa_extra_constraint): New.
1893 (gen_int_relational): Update type of const_range_p function pointer.
1894 Use xtensa_b4const_or_zero.
1895 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1896 xtensa_const_ok_for_letter_p. Update comments.
1897 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1898 (PREDICATE_CODES): Delete.
1899 * config/xtensa/xtensa.md: Include predicates.md.
1900 * config/xtensa/predicates.md: New file.
1902 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1904 * config/v850/v850-protos.h: Remove the prototypes for
1905 reg_or_int9_operand, reg_or_const_operand,
1906 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1907 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1908 movsi_source_operand, power_of_two_operand,
1909 not_power_of_two_operand, special_symbolref_operand,
1910 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1911 register_is_ok_for_epilogue.
1912 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1913 reg_or_int9_operand, reg_or_const_operand,
1914 call_address_operand, special_symbolref_operand,
1915 movsi_source_operand, power_of_two_operand,
1916 not_power_of_two_operand, register_is_ok_for_epilogue,
1917 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1918 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1920 * config/v850/v850.h (PREDICATE_CODES): Remove.
1921 * config/v850/v850.md: Include predicates.md.
1922 * config/v850/predicates.md: New.
1924 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1926 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1927 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1928 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1929 (itoolsdir, itoolsdatadir): Move definition above new first use.
1930 (install-itoolsdirs): New rule.
1931 (install-mkheaders): Depend on install-itoolsdirs, not
1932 install-include-dir.
1934 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1936 * tree-into-ssa.c: Remove obsolete comments.
1938 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1940 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1941 unrolling if -fpeel-loops is specified, too.
1942 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1943 Remove superfluous check for flag_unroll_loops.
1945 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1947 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1948 (lrint_optab, llrint_optab): Define corresponding macros.
1949 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1950 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1951 pattern and llrint_optab using llrintdi2 patterns.
1952 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1953 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1954 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1955 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1956 flag_unsafe_math_optimizations is set.
1958 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1960 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1961 simplify_logical, if_then_else_cond, known_cond,
1962 simplify_comparison): Adjust calls to reverse_comparison.
1963 Don't use combine_reversed_comparison_code).
1964 (combine_reversed_comparison_code): Remove.
1965 (reversed_comparison): Using reversed_comparison_code, move it...
1966 * jump.c (reversed_comparison): ... here.
1967 * rtl.h (reversed_comparison): Add prototype.
1969 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1971 * builtins.c (fold_builtin): Take decomposed arguments of
1973 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1974 * gimplify.c (gimplify_call_expr): Likewise.
1975 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1976 * tree.h: Update the prototype of fold_builtin.
1978 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1980 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1981 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1982 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1983 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1984 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1986 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1988 * builtins.c (fold_builtin_1): Take decomposed arguments of
1990 (fold_builtin): Update a call to fold_builtin_1.
1992 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1995 * gcov.c (output_lines): Only output function block summary when
1996 outputting branch information.
1997 * doc/gcov.texi: Document format of preamble and additional block
2000 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2002 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2003 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2004 the defaults false if BITS_PER_UNIT != 8.
2005 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2006 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2007 than BITS_PER_UNIT != 8.
2008 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2009 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2010 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2012 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2013 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2015 2005-03-20 Roger Sayle <roger@eyesopen.com>
2018 * fold-const.c (fold_binary): Fix type mismatch between
2019 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2020 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2021 for non-truth-valued expressions.
2023 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2024 and FUNCTION_DECL in the main switch.
2025 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2026 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2027 we also need to convert their operands to match.
2028 <TRUTH_NOT_EXPR>: Likewise.
2030 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2032 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2033 diagnostic without checking whether an lvalue.
2034 * c-common.h (lvalue_p): Remove.
2035 (enum lvalue_use): Update comment.
2036 (lvalue_or_else): Replace by lvalue_error.
2037 * c-typeck.c (lvalue_p): Make static.
2038 (lvalue_or_else): New. Call lvalue_error.
2040 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2042 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2043 (function_arg_advance): Use rs6000_parm_start.
2044 (function_arg, rs6000_arg_partial_bytes): Likewise.
2046 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2048 * c-common.c (check_case_value): Adjust comment about stripping
2050 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2051 * c-typeck.c (default_conversion, convert_arguments,
2052 build_modify_expr, convert_for_assignment, store_init_value,
2053 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2054 manually. Remove inaccurate comments.
2056 2005-03-20 Roger Sayle <roger@eyesopen.com>
2057 Joseph S. Myers <joseph@codesourcery.com>
2059 * varasm.c (do_assemble_alias): Restore comment describing function.
2060 Annotate the target parameter as potentially unused.
2062 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2065 * config/avr/avr.c (avr_output_function_prologue): Do not use
2066 current_function_name() in a label, use a local label instead.
2068 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2070 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2071 flag_finite_math_only, not flag_unsafe_math_optimizations.
2073 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2075 * builtins.c (fold_builtin_1): Update a call to
2076 targetm.fold_builtin.
2077 * hooks.c (hook_tree_tree_bool_null): Rename to
2078 hook_tree_tree_tree_bool_null. Take one more argument of type
2080 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2081 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2082 hook_tree_tree_tree_bool_null.
2083 * target.h (gcc_target): Update the prototype of fold_builtin.
2084 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2085 arguments of CALL_EXPR.
2086 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2089 2005-03-20 Jan Hubicka <jh@suse.cz>
2091 * cgraph.h (cgraph_node): Add prev_clone pointer.
2092 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2093 (cgraph_clone_node): Produce doubly linked chain.
2095 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2097 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2098 get_nonnull_operand, handle_sentinel_attribute,
2099 check_function_arguments_recurse): Do not strip NOPS from
2101 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2103 * c-format.c (get_constant): Likewise.
2104 * c-parser.c (c_parser_postfix_expression): Likewise.
2105 * c-typeck.c (set_init_index): Likewise.
2106 (convert_arguments): Don't check for NOP_EXPR containing integer
2109 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2111 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2112 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2113 Take decomposed arguments of CALL_EXPR.
2114 (fold_builtin_1): Update calls to the functions mentioned
2117 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2119 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2120 width to have integer type.
2121 (build_enumerator): Require enumerator value to have integer type.
2123 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2125 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2128 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2130 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2131 std=iso9899:199x): Correct descriptions.
2133 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2135 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2138 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2140 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2142 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2143 fold_builtin_memcpy.
2145 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2146 arguments of CALL_EXPR.
2147 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2148 fold_builtin_found, fold_builtin_1): Update calls to
2149 fold_trunc_transparent_mathfn.
2151 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2154 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2155 function pointers on targets that require function pointer
2157 (fold_sign_changed_comparison): Likewise.
2159 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2161 * combine.c (try_combine): When changing the mode of a hard reg, make
2162 sure that doing so is valid.
2164 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2166 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2167 (TARGET_HANDLE_OPTION): Override default.
2168 (avr_handle_option): New function.
2169 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2170 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2171 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2172 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2173 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2174 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2175 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2176 (TARGET_OPTIONS): Delete.
2177 * config/avr/avr.opt: New file.
2179 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2181 * config/m32r/m32r-protos.h: Remove the prototypes for
2182 call_address_operand, symbolic_operand, seth_add3_operand,
2183 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2184 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2185 two_insn_const_operand, move_src_operand,
2186 move_double_src_operand, move_dest_operand,
2187 eqne_comparison_operator, signed_comparison_operator,
2188 large_insn_p, conditional_move_operand, carry_compare_operand,
2189 m32r_block_immediate_operand, extend_operand,
2190 reg_or_eq_int16_operand, int8_operand, and
2191 reg_or_zero_operand.
2192 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2193 seth_add3_operand, int8_operand, cmp_int16_operand,
2194 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2195 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2196 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2197 move_double_src_operand, move_dest_operand,
2198 eqne_comparison_operator, signed_comparison_operator,
2199 extend_operand, small_insn_p, large_insn_p,
2200 conditional_move_operand, carry_compare_operand,
2201 m32r_block_immediate_operand): Move to predicates.md.
2202 (MAX_MOVE_BYTES): Move to m32r.h.
2203 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2204 * config/m32r/m32r.md: Include predicates.md.
2205 * config/m32r/predicates.md: New.
2207 2005-03-18 James E Wilson <wilson@specifixinc.com>
2210 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2213 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2215 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2216 call_address_operand, const_8bit_operand.
2217 * config/mn10300/mn10300.c (call_address_operand,
2218 const_8bit_operand, const_1f_operand): Move to predicates.md.
2219 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2220 * config/mn10300/mn10300.md: Include predicates.md.
2221 * config/mn10300/predicates.md: New.
2223 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2225 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2226 declarations in diagnostics and %E for identifiers, not %s.
2228 2005-03-18 Jan Hubicka <jh@suse.cz>
2229 Dale Johannesen <dalej@apple.com>
2231 * basic-block.h (scale_bbs_frequencies_int,
2232 scale_bbs_frequencies_gcov_type): Declare.
2233 * cfg.c (RDIV): New macro.
2234 (update_bb_frequency_for_threading): Fix.
2235 * basic-block.h (scale_bbs_frequencies_int,
2236 scale_bbs_frequencies_gcov_type): New.
2237 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2238 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2239 scale_bbs_frequencies_int.
2240 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2242 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2244 * config/m32r/m32r-protos.h: Remove the prototypes for
2245 call_address_operand, symbolic_operand, seth_add3_operand,
2246 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2247 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2248 two_insn_const_operand, move_src_operand,
2249 move_double_src_operand, move_dest_operand,
2250 eqne_comparison_operator, signed_comparison_operator,
2251 large_insn_p, conditional_move_operand, carry_compare_operand,
2252 m32r_block_immediate_operand, extend_operand,
2253 reg_or_eq_int16_operand, int8_operand, and
2254 reg_or_zero_operand.
2255 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2256 seth_add3_operand, int8_operand, cmp_int16_operand,
2257 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2258 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2259 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2260 move_double_src_operand, move_dest_operand,
2261 eqne_comparison_operator, signed_comparison_operator,
2262 extend_operand, small_insn_p, large_insn_p,
2263 conditional_move_operand, carry_compare_operand,
2264 m32r_block_immediate_operand): Move to predicates.md.
2265 (MAX_MOVE_BYTES): Move to m32r.h.
2266 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2267 * config/m32r/m32r.md: Include predicates.md.
2268 * config/m32r/predicates.md: New.
2270 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2272 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2273 symbolic_operand, symbolic_memory_operand,
2274 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2275 indexed_memory_operand, move_dest_operand, move_src_operand,
2276 prefetch_cc_operand, prefetch_nocc_operand,
2277 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2278 arith_operand, arith11_operand, pre_cint_operand,
2279 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2280 ireg_operand, int5_operand, uint5_operand, int11_operand,
2281 uint32_operand, arith5_operand, and_operand, ior_operand,
2282 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2283 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2284 shadd_operand, movb_comparison_operator,
2285 cmpib_comparison_operator): Move to predicates.md.
2286 (magic_milli, shadd_constant_p): Make it extern.
2287 * config/pa/pa.h (PREDICATE_CODES): Remove.
2288 * config/pa/pa.md: Include predicates.md.
2289 * config/pa/predicates.md: New.
2291 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2294 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2296 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2297 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2298 config/alpha/freebsd.h, config/alpha/linux.h,
2299 config/alpha/netbsd.h, config/alpha/osf5.h,
2300 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2301 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2302 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2303 doc/cppopts.texi: Update copyright.
2305 2005-03-18 Jan Hubicka <jh@suse.cz>
2308 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2310 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2313 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2315 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2318 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2320 * combine.c (gen_binary): Remove.
2321 (known_cond, simplify_shift_const, find_split_point,
2322 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2323 simplify_logical, expand_field_assignment, extract_left_shift,
2324 force_to_mode, if_then_else_cond, apply_distributive_law,
2325 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2326 simplify_comparison, reversed_comparison): Replace with
2327 simplify_gen_binary, simplify_gen_relational or
2328 distribute_and_simplify_rtx.
2329 (distribute_and_simplify_rtx): New function.
2331 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2332 Paolo Bonzini <gcc.gnu.org>
2334 * calls.c (setjmp_call_p, special_function_p): Update comments
2335 at the head of the functions.
2337 2005-03-18 Jan Hubicka <jh@suse.cz>
2339 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2341 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2342 function body should be released; do not proactively release function
2343 bodies in non-unit-at-a-time mode.
2345 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2347 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2348 mno-fp-ret-in-387 multilib variants.
2350 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2352 * common.opt (m): Remove.
2353 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2355 (common_handle_option): Remove OPT_m case.
2357 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2359 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2361 (fold_builtin_1): Update a call to fold_builtin_bitop.
2363 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2365 (fold_builtin_1): Update a call to fold_builtin_signbit.
2367 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2369 PR tree-optimization/20474
2370 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2371 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2373 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2375 * config/h8300/h8300-protos.h: Remove prototypes for
2376 general_operand_src, general_operand_dst, single_one_operand,
2377 single_zero_operand, call_insn_operand,
2378 two_insn_adds_subs_operand, small_call_insn_operand,
2379 jump_address_operand, bit_operand, bit_memory_operand,
2380 stack_pointer_operand, const_int_gt_2_operand,
2381 const_int_ge_8_operand, const_int_qi_operand,
2382 const_int_hi_operand, incdec_operand, bit_operator,
2383 nshift_operator, eqne_operator, gtle_operator,
2384 gtuleu_operator, iorxor_operator.
2385 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2386 h8300_ldm_stm_parallel.
2387 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2389 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2390 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2391 (h8300_ldm_stm_parallel): Make it extern.
2392 (h8300_ldm_parallel, h8300_stm_parallel,
2393 h8300_return_parallel, general_operand_src,
2394 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2395 nibble_operand, reg_or_nibble_operand, single_one_operand,
2396 single_zero_operand, call_insn_operand,
2397 two_insn_adds_subs_operand, small_call_insn_operand,
2398 jump_address_operand, bit_operand, bit_memory_operand,
2399 stack_pointer_operand, const_int_gt_2_operand,
2400 const_int_ge_8_operand, const_int_qi_operand,
2401 const_int_hi_operand, incdec_operand, eqne_operator,
2402 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2403 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2404 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2405 nshift_operator): Move to predicates.md.
2406 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2407 * config/h8300/h8300.md: Include predicates.md.
2408 * config/h8300/predicates.md: New.
2410 2005-03-17 Richard Henderson <rth@redhat.com>
2412 * config.gcc (ia64*-*-hpux*): Add extra_options.
2413 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2414 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2415 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2416 (ia64_tls_size_string, ia64_tune_string): Remove.
2417 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2418 (TARGET_DEFAULT_TARGET_FLAGS): New.
2419 (TARGET_HANDLE_OPTION): New.
2420 (ia64_override_options): Move options parsing ...
2421 (ia64_handle_option): ... here. New.
2422 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2423 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2424 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2425 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2426 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2427 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2428 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2429 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2430 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2431 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2432 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2433 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2434 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2435 TARGET_EARLY_STOP_BITS): Remove.
2436 (TARGET_ILP32): Default false.
2437 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2438 (enum ia64_inline_type): New.
2439 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2440 * config/ia64/ia64.md: Update for new definitions of
2441 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2442 * config/ia64/ia64.opt: New file.
2443 * config/ia64/ilp32.opt: New file.
2445 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2448 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2450 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2452 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2453 instead of MASK_H8300S.
2454 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2455 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2456 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2457 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2458 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2459 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2460 TARGET_SWITCHES): Remove.
2461 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2463 * config/h8300/h8300.opt: New.
2465 * config/alpha/alpha.opt, config/arc/arc.opt,
2466 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2469 2005-03-17 Ian Lance Taylor <ian@airs.com>
2473 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2475 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2476 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2477 (TARGET_HANDLE_OPTION): Override default.
2478 (arc_handle_option): New function.
2479 (arc_init): Remove code to set arch_cpu_string.
2480 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2481 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2482 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2483 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2484 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2485 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2486 (arc_rodata_string, TARGET_OPTIONS): Delete.
2487 * config/arc/arc.opt: New file.
2489 2005-03-17 Richard Henderson <rth@redhat.com>
2491 * doc/extend.texi (Weak Pragmas): New section.
2492 (attribute alias): Clarify that target must be in the same
2495 2005-03-17 Richard Henderson <rth@redhat.com>
2497 * config/alpha/alpha.opt: New file.
2498 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2500 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2501 alpha_fprm_string, alpha_fptm_string): Make static.
2502 (alpha_tls_size_string): Remove.
2503 (alpha_handle_option): New.
2504 (override_options): Update for alpha_cpu/alpha_tune split.
2505 (alpha_file_start): Likewise.
2506 (TARGET_DEFAULT_TARGET_FLAGS): New.
2507 (TARGET_HANDLE_OPTION): New.
2508 * config/alpha/alpha.h (alpha_tune): Declare.
2509 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2510 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2511 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2512 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2513 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2514 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2515 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2516 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2517 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2518 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2519 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2520 (TARGET_DEFAULT): Remove MASK_FP.
2521 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2522 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2523 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2524 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2525 alpha_tls_size_string): Remove.
2526 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2527 (attribute tune): Rename from attribute cpu.
2528 * config/alpha/ev4.md: Update to match.
2529 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2530 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2531 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2532 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2533 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2534 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2536 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2538 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2539 and return without creating new state if before_nops_num is nonzero.
2540 * config/ia64/ia64.md (first_insn): New attribute.
2541 (alloc): Set it to yes.
2543 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2545 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2546 STMT_VINFO_SUBVARS to NULL.
2547 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2549 2005-03-16 Dale Johannesen <dalej@apple.com>
2551 * rtlanal.c (find_first_parameter_load): Rewrite to
2552 return actual first param load or the call if none,
2553 instead of first in block, when not all loads exist.
2555 2005-03-16 Roger Sayle <roger@eyesopen.com>
2557 * optabs.c (expand_copysign_absneg): Make static.
2558 * optabs.h (expand_copysign_absneg): Delete prototype.
2559 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2561 2005-03-16 Richard Henderson <rth@redhat.com>
2564 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2565 (alias_pairs): Rename from output_defs.
2566 (find_decl_and_mark_needed): Split out from assemble_alias.
2567 (do_assemble_alias): New.
2568 (assemble_output_def): Remove.
2569 (finish_aliases_1, finish_aliases_2): New.
2570 (process_pending_assemble_output_defs): Remove.
2571 (assemble_alias): Defer aliases for which we don't yet have a
2572 non-external decl for the target symbol.
2573 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2574 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2575 * toplev.c (compile_file): Use finish_aliases_2 instead of
2576 process_pending_assemble_output_defs.
2577 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2578 (process_pending_assemble_output_defs): Remove.
2580 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2582 Fix PR tree-optimization/20489
2584 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2585 for empty structures.
2587 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2589 Fix PR tree-optimization/20490
2591 * tree-ssa-pre.c (create_expression_by_pieces): Use
2592 force_gimple_operand on result of fold.
2594 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2596 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2597 of closing parenthesis.
2599 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2601 * builtins.c (expand_movstr): Update a call to
2602 fold_builtin_strcpy.
2603 (expand_builtin_strncpy): Update a call to
2604 fold_builtin_strncpy.
2605 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2606 arguments of CALL_EXPR.
2607 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2608 fold_builtin_strncpy.
2609 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2610 * tree.h: Update the prototypes of fold_builtin_strcpy and
2611 fold_builtin_strncpy.
2613 2005-03-16 Steven Bosscher <stevenb@suse.de>
2614 Dorit Naishlos <dorit@il.ibm.com>
2616 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2617 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2620 2005-03-16 Steven Bosscher <stevenb@suse.de>
2622 * tree-inline.c (walk_type_fields, walk_tree,
2623 walk_tree_without_duplicates): Move from here...
2624 * tree.c: ...to here.
2626 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2628 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2629 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2630 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2631 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2632 (version): Define using $(BASEVER_c).
2633 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2635 (version.o): Depend on version files; add custom generation command.
2636 (prefix.o): Define BASEVER on command line.
2637 (s-iov): Depend on version files; adjust command.
2638 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2640 (gcc-vers.texi): New rule.
2641 (doc/%.info, doc/%.dvi): Add -I . to command line.
2642 (doc/gccinstall.dvi): Likewise.
2643 (PACKAGE): Delete. All uses replaced with "gcc".
2644 * aclocal.m4: Do not include gcc-version.m4.
2645 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2646 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2647 Set is_release based on contents of DEV-PHASE.
2648 Set gcc_version based on contents of BASE-VER.
2649 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2650 * config.in, configure: Regenerate.
2651 * gccbug.in: Determine version of GCC in use at runtime.
2652 * gcov-iov.c: Get version number and development phase from
2653 command line, not by including version.c.
2654 * intl.c: Replace all uses of PACKAGE with "gcc".
2655 * libada-mk.in: Delete unused "gcc_version" variable.
2656 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2657 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2658 commentary to match.
2659 (version_string): Put together from pieces.
2660 * config/alpha/x-vms: Do not use $(gcc_version).
2661 * config/i386/t-nwld: Likewise.
2662 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2663 version-GCC and DEVELOPMENT.
2665 2005-03-15 Roger Sayle <roger@eyesopen.com>
2667 PR tree-optimization/17454
2668 * tree.c (tree_size): Add case for TREE_BINFO.
2669 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2670 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2672 2005-03-15 Roger Sayle <roger@eyesopen.com>
2674 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2675 op1 whilst expanding the signed widenening multiply variant.
2677 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2679 * toplev.c (display_target_options): Avoid unused variable warning if
2680 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2681 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2682 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2683 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2684 (mips_isa_info): New variable.
2685 (mips_parse_cpu): Remove the first argument and leave the caller
2687 (TARGET_HANDLE_OPTION): Override default.
2688 (mips_handle_option): New function. Move option validation code from...
2689 (override_options): ...here. Update calls to mips_parse_cpu.
2690 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2691 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2692 (SUBTARGET_TARGET_OPTIONS): Delete.
2693 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2694 (mno-flush-func, mtune=): New options.
2696 2005-03-15 Roger Sayle <roger@eyesopen.com>
2697 Richard Henderson <rth@redhat.com>
2699 * real.c (c4x_single_format, c4x_extended_format): Provide values
2700 for signbit_ro for c4x's single and extended floating point formats.
2701 * optabs.c (expand_copysign): Use the floating point format's
2702 signbit_ro for expanding via expand_copysign_absneg, and it's
2703 signbit_rw field for expanding via expand_copysign_bit.
2705 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2707 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2708 known_alignment_for_access_p.
2709 (known_alignment_for_access_p): New.
2710 (do_peeling_for_alignment): Field made int instead of bool and renamed
2711 to peeling_for_alignment.
2712 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2713 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2714 functionality used to be in vect_analyze_operations.
2715 (vect_analyze_operations): Code to determine vectorization factor was
2716 moved to vect_determine_vectorization_factor.
2717 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2718 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2720 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2721 be part of vect_analyze_operations).
2722 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2723 creating the guard condition, as the number of iterations may be
2725 (slpeel_tree_peel_loop_to_edge): Use new name of
2726 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2727 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2728 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2729 (vect_do_peeling_for_alignment): Use fold.
2730 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2732 (vect_update_inits_of_dr): Renamed to
2733 vect_update_init_of_dr.
2734 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2735 (vectorizable_store): Fix assertion to use == instead of =.
2737 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2739 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2740 call_used_regs for wCG registers.
2742 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2744 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2745 for non-offsettable memory references to cope with outstanding reload
2746 replacements, take 2.
2748 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2751 * config/i386/i386.h (x86_fisttp): New.
2752 (TARGET_FISTTP): New macro.
2753 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2754 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2755 instruction when fisttp flag is set.
2756 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2758 * config/i386/i386.md (type attribute): Add fisttp.
2759 (unit attribute): Set to i387 for fisttp type.
2760 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2761 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2763 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2764 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2766 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2767 patterns for TARGET_FISTTP. Enable patterns for
2768 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2769 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2770 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2771 implement fisttp x87 insn.
2772 (fix_trunc*_i387_fisttp splitters): New patterns.
2773 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2774 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2775 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2777 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2778 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2779 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2780 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2781 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2782 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2783 Disable patterns for TARGET_FISTTP.
2784 (fix_trunc*_i387 splitters): Implement usign mode macros.
2785 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2786 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2787 (fix_trunx*_sse peephole2s): Implement using mode macros.
2789 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2791 PR rtl-optimization/20291
2792 * combine.c (try_combine): If splitting fails, re-try with
2793 original combined pattern, i.e. before clobber stripping.
2795 2005-03-14 Eric Christopher <echristo@redhat.com>
2797 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2798 STACK_GROWS_DOWNWARD.
2800 2005-03-14 Roger Sayle <roger@eyesopen.com>
2802 * real.h (struct real_format): Split the signbit field into two
2803 two fields, signbit_ro and signbit_rw.
2804 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2805 mips_double_format, ieee_extended_motorola_format,
2806 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2807 ieee_extended_intel_128_format, ibm_extended_format,
2808 mips_extended_format, ieee_quad_format, mips_quad_format,
2809 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2810 i370_double_format, c4x_single_format, c4x_extended_format,
2811 real_internal_format): Update initializers for new field.
2812 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2813 real_format structure.
2814 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2815 field of the real_format structure.
2817 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2819 Fix PR tree-optimization/20458
2821 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2822 DECL_EXTERNAL on STRUCT_FIELD tags.
2823 (clear_call_clobbered): Ditto.
2824 * tree-ssa-operands.c (note_addressable): Make sure the original
2825 variable doesn't slip into the addressable list if we have
2827 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2830 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2832 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2833 (-fwide-exec-charset): Likewise.
2834 (-finput-charset): Likewise.
2835 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2836 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2837 * c.opt (Wnormalized): New.
2839 2005-03-14 Devang Patel <dpatel@apple.com>
2841 * doc/invoke.texi: Add reference to Visibility document.
2843 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2845 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2846 MASK_SPLIT_ADDRESSES.
2847 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2848 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2849 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2850 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2851 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2852 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2853 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2854 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2855 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2856 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2857 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2858 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2859 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2860 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2861 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2862 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2863 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2864 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2865 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2866 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2867 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2868 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2869 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2870 (TARGET_EXPLICIT_RELOCS): Delete.
2871 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2872 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2873 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2874 (override_options): Set MASK_LONG64 if -mint64 is given and no
2875 -mlongXX option is. Complain about -mint64 -mlong32.
2876 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2877 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2878 * config/mips/mips.opt: New file.
2880 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2882 * config.gcc (extra_options): New variable for listing option files.
2883 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2884 * configure.ac (extra_opt_files): New AC_SUBST variable.
2885 (tm_file_list, tm_include_list): Include options.h first.
2886 * configure: Regenerate.
2887 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2888 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2889 (s-options-h): New rule.
2890 (options.h): Depend on it.
2891 (TEXI_GCCINT_FILES): Add options.texi.
2892 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2893 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2894 * target.h (gcc_target): Add default_target_flags and handle_option.
2895 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2896 (TARGET_HANDLE_OPTION): New macros.
2897 (TARGET_INITIALIZER): Include them.
2898 * opt-functions.awk (opt_args, nth_arg): New functions.
2899 (switch_flags): Handle the "Target" flag.
2901 (var_name): Use opt_args and nth_arg.
2902 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2903 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2904 macros for the "Mask" and "InverseMask" options.
2905 * opts.h (cl_var_cond): New enum.
2906 (cl_option): Replace the "has_set_value" and "set_value" fields with
2907 "var_cond" and "var_value".
2908 (CL_TARGET): New macro.
2909 (option_enabled, print_filtered_help): Declare.
2910 (decode_options): Move definition.
2911 * opts.c (handle_option): Search for the original option before
2912 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2913 var_cond and var_value fields. Use targetm.handle_option to handle
2915 (decode_options): Set target_flags to targetm.default_target_flags.
2916 (print_filtered_help): Make global. Handle CL_TARGET.
2917 (option_enabled): New function.
2918 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2919 (display_target_options, set_target_switch, print_switch_values)
2920 (default_pch_valid_p): Guard uses of target_switches with
2921 #ifdef TARGET_SWITCHES. Also...
2922 (display_target_options): Display the CL_TARGET entries in cl_options.
2923 (set_target_option): Don't complain about the "" option when
2924 TARGET_SWITCHES is undefined.
2925 (print_switch_values): Use option_enabled.
2926 (default_pch_valid_p): Check cl_options[] when looking for something
2927 that has changed the value of target_flags.
2928 * c.opt: Remove documentation from top of file.
2929 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2930 * doc/sourecebuild.texi: Refer to the new options documentation
2931 instead of c.opt. Document machine-specific .opt files.
2932 * doc/tm.texi (target_flags): Say that this variable is declared
2934 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2935 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2937 * doc/options.texi: New file.
2939 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2942 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2945 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2948 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2949 temporary variable of pointer type if an lvalues is required.
2950 (gimplify_modify_expr_rhs): Request an rvalue from it.
2951 (gimplify_expr): Pass fallback on.
2953 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2955 * cfgbuild.c: Update comments.
2957 2005-03-14 Roger Sayle <roger@eyesopen.com>
2959 PR rtl-optimization/17236
2960 * optabs.c (expand_doubleword_mult): New helper function split out
2961 from expand_binop. Permute the order in which instructions are
2962 emitted to minimize the number of simultaneously live registers.
2963 (expand_binop): Call expand_doubleword_mult to synthesize a double
2964 word multiplication.
2966 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2968 * basic-block.h: Update the prototypes of cached_make_edge and
2970 * cfg.c (cached_make_edge): Take edge_cache representing one
2971 row of the adjacency matrix of edges.
2972 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2973 (make_edges): Initialize edge_cache to represent one row of
2974 the adjacency matrix of edges.
2976 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2978 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2980 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2981 Remove unused removed_phis variable.
2982 (conditional_replacement): Use build1/build2.
2983 (abs_replacement): Use last_and_only_stmt and build1/build2.
2985 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2987 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2988 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2989 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2990 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2991 * c-common.c (handle_novops_attribute): New function.
2992 (c_common_attribute_table): Add "no vops" entry.
2993 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2994 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2995 * tree-ssa-operands.c (get_call_expr_operands): Do not
2996 create virtual operands for calls with ECF_NOVOPS flag.
2997 * tree.h (DECL_IS_NOVOPS): New macro.
2998 (struct tree_decl): Add novops_flag.
2999 (ECF_NOVOPS): New constant.
3001 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3004 * config/i386/i386.c (x86_use_himode_fiop): New.
3005 (x86_use_simode_fiop): Rename from x86_use_fiop.
3006 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3007 (TARGET_USE_HIMODE_FIOP): New.
3008 (x86_use_simode_fiop): Rename from x86_use_fiop.
3009 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3011 * config/i386/i386.md (X87MODEI12): New mode macro define.
3012 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3013 to implement x87 FP compare with HImode input operands.
3014 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3015 Use X87MODEI12 mode macro to handle HImode input operands.
3016 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3017 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3018 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3019 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3020 macro to implement x87 operators with HImode input operands.
3021 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3024 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3026 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3028 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3029 constants invariant.
3031 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3033 * basic-block.h (BB_VISITED): Removed.
3034 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3036 2005-03-14 Falk Hueffner <falk@debian.org>
3039 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3041 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3043 * ggc-zone.c: Fix comment typos.
3045 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3046 stringpool.c, config/mips/mips-protos.h: Update copyright.
3048 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3050 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3051 throughout with its typedef, "rtx".
3052 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3053 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3054 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3055 regs in comment to match code.
3057 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3059 * except.c (check_handled): Make it static.
3060 * except.h: Remove the corresponding prototype.
3062 * function.c (get_func_frame_size): Make it static.
3063 * function.h: Remove the corresponding type.
3065 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3067 * hard-reg-set.h: Remove the corresponding declarations.
3069 * tree-cfg.c (verify_stmts): Check that
3070 bb_for_stmt (stmt) == bb for every PHI node and statement.
3072 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3074 * config.gcc: Remove excess indentation.
3075 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3077 2005-03-13 Roger Sayle <roger@eyesopen.com>
3080 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3081 * fold-const.c (fold_sign_changed_comparison): Likewise.
3082 (fold_binary): Optimize comparisons against widened operands if
3083 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3085 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3087 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3088 (sparc_override_options): Initialize it.
3089 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3091 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3093 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3094 (reg_or_none500mem_operand): New predicate.
3095 (zero_reg_mem_operand): New predicate.
3096 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3097 to reg_or_none500mem_operand.
3098 (extendsfdf2_fpr): Add MEM alternative.
3099 (extenddftf2_internal): Change operand2 predicate to
3100 zero_reg_mem_operand.
3102 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3104 * ggc-zone.c: Rewritten.
3106 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3108 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3109 * config.in: Regenerated.
3110 * configure: Regenerated.
3111 * gengtype.c (write_types_process_field, write_func_for_structure):
3112 Pass new argument to gt_pch_note_object.
3113 * ggc-common.c (struct ptr_data): Add TYPE.
3114 (gt_pch_note_object): Take TYPE argument and save it.
3115 (call_count): Update call to ggc_pch_count_object.
3116 (call_alloc): Update call to ggc_pch_alloc_object.
3117 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3119 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3120 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3121 (ggc_alloc_zone_stat): Delete.
3122 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3123 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3124 (ggc_pch_alloc_object): Update prototypes.
3125 (garbage_zone): Delete.
3126 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3127 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3129 (tree_id_zone): New variable.
3130 (ggc_alloc_cleared_zone): Remove unused.
3131 (ggc_alloc_zone): Define.
3132 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3133 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3134 ggc_alloc_zone_stat.
3135 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3136 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3137 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3138 (make_node_stat): Likewise. Use tree_id_zone.
3140 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3141 Joseph S. Myers <joseph@codesourcery.com>
3143 * configure.ac: Check for MIPS TLS.
3144 * configure: Regenerated.
3145 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3146 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3147 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3148 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3149 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3150 (mips_classify_symbol, mips_symbolic_constant_p)
3151 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3152 (mips_tls_operand_p, mips_call_tls_get_addr)
3153 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3154 (mips_tls_symbol_ref_1): New functions.
3155 (mips_legitimize_address, mips_legitimize_const_move): Call
3156 mips_legitimize_tls_address.
3157 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3159 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3160 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3161 (mips_char_to_class): Document V1_REG.
3162 (HAVE_AS_TLS): Provide default.
3163 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3165 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3167 (tls_get_tp_<mode>): New instruction.
3169 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3171 * configure.ac: Update checks for target tools.
3172 * configure: Regenerated.
3174 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3176 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3178 2005-03-13 Roger Sayle <roger@eyesopen.com>
3180 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3181 more classes of DImode multiplication by constant. Allow both
3182 multiplication by small negative constants (by performing a
3183 multiplication by a positive constant and negating the result) and
3184 multiplications by large powers of two, by using a left shift.
3186 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3188 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3189 of basic blocks into work_stack.
3191 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3192 config/mips/vr.h: Update copyright.
3194 * c-decl.c (c_init_decl_processing): Remove useless calls to
3195 build_function_type.
3197 * builtins.c (fold_trunc_transparent_mathfn,
3198 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3199 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3200 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3201 fold_builtin_strcpy, fold_builtin_strncpy,
3202 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3205 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3208 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3209 variable determinant.
3211 * tree-cfg.c (group_case_labels): Remove local variable type.
3213 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3216 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3219 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3222 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3223 (*movmemqi_insn): Delete.
3224 (*movmemhi): Delete.
3226 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3228 * builtins.c (fold_builtin_classify): Take decomposed
3229 arguments of CALL_EXPR.
3230 (fold_builtin_1): Update a call to fold_builtin_classify.
3232 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3235 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3236 through into call to parser_xref_tag after parse error.
3237 (c_parser_struct_declaration): Consistently return NULL_TREE on
3240 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3242 * tree-flow-inline.h (ref_contains_array_ref): New function.
3243 (lookup_subvars_for_var): Ditto.
3244 (get_subvars_for_var): Ditto.
3245 (var_can_have_subvars): Ditto.
3247 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3248 (struct subvar): New type.
3250 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3252 * tree-optimize.c (init_tree_optimization_passes): Call
3253 pass_create_structure_vars.
3255 * tree-ssa-alias.c: Include vec.h.
3256 (init_alias_info): Don't auto-clear call clobbered on struct-field
3258 (compute_flow_insensitive_aliasing): Handle subvars.
3259 (group_aliases): Handle STRUCT_FIELD aliases.
3260 (setup_pointers_and_addressables): Ditto.
3261 Don't mark variables non-addressable if they still have
3262 addressable subvars.
3263 Also mark subvars addressable when the real variable is marked
3265 (add_pointed_to_var): Try to prune the pointed-to set by only
3266 pointing to subvars when possible.
3267 Otherwise, make sure we set addresses_needed and pt_vars to
3268 properly include subvars.
3269 (bitpos_of_field): New function.
3270 (push_fields_onto_fieldstack): Ditto.
3271 (get_or_create_used_part_for): Ditto.
3272 (create_overlap_variables_for): Ditto.
3273 (find_used_portions): Ditto.
3274 (create_structure_vars): Ditto.
3275 (pass_create_structure_vars): New structure.
3277 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3278 (get_expr_operands): Handle subvars. Also try to turn
3279 COMPONENT_REF accesses into must-defs now that we can accurately
3281 (note_addressable): Try to only mark as addressable those subvars
3282 we know a COMPONENT_REF touches.
3283 (overlap_subvar): New function.
3285 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3286 Handle subvar storing.
3287 (vect_address_analysis): Update caller of vect_object_analysis.
3289 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3291 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3292 (STMT_VINFO_SUBVARS): New macro.
3294 * common.opts: add flag_tree_salias.
3296 * opts.c (decode_options): flag_tree_salias defaults to on.
3298 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3300 * doc/tree-ssa.texi: Document structural alias analysis.
3302 2005-03-12 Steven Bosscher <stevenb@suse.de>
3304 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3305 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3306 * tree-ssa-operands.c (get_expr_operands): Likewise.
3307 (get_expr_operands): Likewise for ERROR_MARK.
3309 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3311 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3314 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3317 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3318 (mark_operand_necessary): Remove local variable ver.
3320 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3321 variable prefix_len.
3323 * value-prof.c (mod_subtract_transform): Remove local variable
3326 * builtins.c (fold_builtin_exponent): Take decomposed
3327 arguments of CALL_EXPR.
3328 (fold_builtin_1): Update a call to fold_builtin_exponent.
3330 * builtins.c (fold_builtin_logarithm): Take decomposed
3331 arguments of CALL_EXPR.
3332 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3334 * c-decl.c (c_init_decl_processing): Remove local variables
3335 ptr_ftype_void and ptr_ftype_ptr.
3337 * gimplify.c (gimplify_expr): Remove local variables r0 and
3340 * reg-stack.c (move_for_stack_reg): Remove local variable
3342 (compare_for_stack_reg): Remove local variable flags_user.
3343 (convert_regs_1): Remove local variable deleted.
3345 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3347 (combine_blocks): Remove local variables exits and new_e.
3349 * tree-inline.c (expand_call_inline): Remove local variable
3352 * tree-ssa-live.c (create_ssa_var_map,
3353 calculate_live_on_entry): Remove local variable snn.
3355 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3357 * c-lex.c (c_lex_with_flags): Add parameter to call to
3360 2005-03-11 Per Bothner <per@bothner.com>
3362 * c-tree.h (struct c_declarator): New id_loc field.
3363 * c-pragma.h (c_lex_with_flags): Take position reference.
3364 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3365 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3366 (c_lex): Pass dummy location to c_lex_with_flags.
3367 * c-parser.c (c_lex_one_token): Set c_token's location using
3368 c_lex_with_flags, instead of input_location, which might be "ahead".
3369 (c_parser_direct_declarator): Set declarator's id_loc from
3371 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3372 declarator's id_loc, rather than probably-imprecise input_location.
3373 (build_id_declarator): Initialize c_declarator's id_loc field.
3375 2005-03-11 Roger Sayle <roger@eyesopen.com>
3378 * builtins.c (expand_builtin_signbit): Force the signbit's word
3379 into an integer register to avoid SUBREGs of floating point modes.
3381 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3383 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3384 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3385 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3386 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3388 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3390 PR rtl-optimization/20306
3391 * expr.c (emit_move_complex): Set try_int false if mode is
3392 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3393 emit_block_move if try_int is true.
3395 2005-03-11 Richard Henderson <rth@redhat.com>
3398 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3399 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3402 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3404 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3405 (TARGET_FIX_VR4130): New macro.
3406 (TARGET_OPTIONS): Add -mfix-vr4130.
3407 (ISA_HAS_MACCHI): New macro.
3408 (ASM_SPEC): Add -mfix-vr4130.
3409 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3410 (override_options): Handle mips_fix_vr4130_string.
3411 (mips_avoid_hazards): Clear all_noreorder_p
3412 if we're working around VR4130 errata and the macc alternatives
3414 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3415 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3416 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3417 (MULTILIB_DEFAULTS): Remove leading "march=".
3418 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3419 if no architecture option is given.
3420 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3422 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3423 * doc/invoke.texi: Document -mfix-vr4130.
3425 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3427 * config/mips/mips.c (override_options): Only warn about -mint64
3428 deprecation if TARGET_INT64.
3430 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3432 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3433 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3434 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3435 are non-specific regarding the nonnull parameter positions.
3436 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3437 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3438 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3439 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3441 * builtins.def: Use the non-specific "nonnull" attibute lists.
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): Improve comments.
3448 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3450 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3451 single_pred_edge, single_succ, single_pred): New inline functions.
3452 * bb-reorder.c (rotate_loop, find_traces_1_round,
3453 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3454 duplicate_computed_gotos): Use the single_succ/pred functions.
3455 * cfganal.c (forwarder_block_p): Ditto.
3456 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3457 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3458 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3459 merge_seq_blocks): Ditto.
3460 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3461 * cfglayout.c (fixup_reorder_chain): Ditto.
3462 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3463 canonicalize_loop_headers, verify_loop_structure): Ditto.
3464 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3465 mfb_update_loops, create_preheader, force_single_succ_latches,
3466 create_loop_notes): Ditto.
3467 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3468 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3469 commit_one_edge_insertion, purge_dead_edges,
3470 cfg_layout_can_merge_blocks_p): Ditto.
3471 * except.c (sjlj_emit_function_enter): Ditto.
3472 * flow.c (init_propagate_block_info): Ditto.
3473 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3474 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3475 insert_insn_end_bb): Ditto.
3476 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3477 find_if_case_2): Ditto.
3478 * lambda-code.c (perfect_nestify): Ditto.
3479 * lcm.c (optimize_mode_switching): Ditto.
3480 * loop-doloop.c (doloop_modify): Ditto.
3481 * loop-init.c (loop_optimizer_init): Ditto.
3482 * loop-iv.c (simplify_using_initial_values): Ditto.
3483 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3484 * loop-unswitch.c (unswitch_loop): Ditto.
3485 * modulo-sched.c (generate_prolog_epilog): Ditto.
3486 * predict.c (combine_predictions_for_insn, estimate_probability,
3487 tree_estimate_probability, last_basic_block_p,
3488 estimate_bb_frequencies): Ditto.
3489 * profile.c (branch_prob): Ditto.
3490 * regrename.c (copyprop_hardreg_forward): Ditto.
3491 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3492 * tracer.c (layout_superblocks): Ditto.
3493 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3494 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3495 cleanup_control_expr_graph, disband_implicit_edges,
3496 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3497 tree_verify_flow_info, tree_make_forwarder_block,
3498 tree_forwarder_block_p, remove_forwarder_block,
3499 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3500 * tree-if-conv.c (tree_if_conversion): Ditto.
3501 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3502 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3503 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3504 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3505 copy_loop_headers): Ditto.
3506 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3507 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3508 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3509 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3510 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3511 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3512 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3513 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3514 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3515 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3516 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3517 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3518 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3519 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3520 slpeel_add_loop_guard): Ditto.
3522 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3524 PR tree-optimization/15784
3525 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3528 * stmt.c (expand_case): Don't change index_type. Convert minval
3531 PR tree-optimization/20130
3532 * fold-const.c (fold): Fold x * -1 into -x.
3534 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3536 PR rtl-optimization/20331
3537 * rtlanal.c (modified_between_p): Check its address first for MEM.
3538 (modified_in_p): Likewise.
3540 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3542 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3544 2005-03-10 Steven Bosscher <stevenb@suse.de>
3546 * expr.c (expand_expr_real_1): If possible, use a conditional
3547 move for expanding MIN_EXPR and MAX_EXPR.
3548 Use temp for moving around rtx-en.
3550 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3553 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3556 2005-03-10 Roger Sayle <roger@eyesopen.com>
3558 * builtins.c (expand_builtin_signbit): Extend to handle floating
3559 point modes wider than the largest integer type, using the
3560 operand_subword_force function to obtain the signbit's word.
3562 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3565 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3566 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3568 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3570 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3572 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3574 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3576 (perform_edge_inserts): Unconditionally call
3577 free_dominator_info.
3579 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3581 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3583 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3585 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3587 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3589 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3591 (rtl_register_value_prof_hooks,
3592 tree_value_profile_transformations,
3593 tree_register_value_prof_hooks): Likewise.
3594 * var-tracking.c (stack_adjust_offset_pre_post,
3595 variable_htab_free, variable_union, dataflow_set_different_2,
3596 count_uses, variable_was_changed, set_frame_base_location,
3597 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3598 vt_add_function_parameters): Likewise.
3599 * varasm.c (named_section_real, named_section, make_decl_rtl,
3600 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3601 const_hash_1, compare_constant, copy_constant, force_const_mem,
3602 output_constant_pool_2, output_constant_pool_1, output_constant,
3603 output_constructor, make_decl_one_only, decl_tls_model,
3604 default_no_named_section, default_elf_select_section_1,
3605 default_unique_section_1): Likewise.
3606 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3607 * vmsdbgout.c (addr_const_to_string): Likewise.
3610 * function.c (struct assign_parm_data_one): Remove last_named
3612 (assign_parm_find_data_types): Don't determine last_named.
3613 Reorder named_parm determination.
3614 (assign_parms): Only setup varargs on the last non-varadic
3617 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3619 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3620 sda base address on medium model.
3622 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3624 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3625 * cfgloop.c (flow_loop_nodes_find): Export.
3626 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3628 * cfgloopmanip.c (fix_loop_structure): New function.
3629 * predict.c (predict_loops): Clean up the loops information.
3630 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3631 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3633 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3634 (rewrite_into_loop_closed_ssa): Declaration changed.
3635 * tree-loop-linear.c (linear_transform_loops): Add argument to
3636 rewrite_into_loop_closed_ssa call.
3637 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3638 * tree-ssa-loop-im.c (move_computations): Ditto.
3639 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3640 * tree-vectorizer.c (vectorize_loops): Ditto.
3641 * tree-optimize.c: Include cfgloop.h.
3642 (execute_todo): Choose whether to call cleanup_tree_cfg or
3643 cleanup_tree_cfg_loop.
3644 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3645 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3646 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3647 cleanup_tree_cfg_loop call.
3648 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3649 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3650 work on part of cfg.
3652 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3655 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3656 with multiple alternatives.
3658 * stmt.c (parse_output_constraint): Fix a typo.
3660 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3662 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3663 assembly directive instead of deprecated "no-generics".
3665 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3667 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3668 for non-offsettable memory references to cope with outstanding reload
3670 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3671 avoid losing outstanding address reloads.
3672 ("reload_outdi", "reload_outdf"): Likewise.
3674 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3676 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3677 code. Add more cbrt transformations.
3679 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3681 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3683 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3685 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3686 NULL_TREE when a given tree is not simplified.
3687 (fold): Return the original tree when any of the functions
3688 mentioned above NULL_TREE.
3690 * fold-const.c (fold_unary, fold_binary): Take decomposed
3691 arguments, code, type, op0, and op1 in case of fold_binary.
3692 (fold): Update calls to fold_unary and fold_binary.
3694 2005-03-09 Roger Sayle <roger@eyesopen.com>
3696 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3697 a fndecl and an arglist instead of a CALL_EXPR, exp.
3699 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3701 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3703 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3705 * expr.c (expand_assignment): Remove orig_to_rtx.
3707 * fold-const.c (int_const_binop): Remove no_overflow.
3709 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3711 * loop-iv.c (get_biv_step_1): Remove lhs.
3713 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3715 * real.c (real_nan): Remove neg.
3717 * function.c (thread_prologue_and_epilogue_insns): Remove i
3720 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3723 * tree-eh.c (tree_could_trap_p): Remove idx.
3725 * tree-into-ssa.c (ann): Remove ann.
3727 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3729 * tree-sra.c (decide_block_copy): Remove inst_count.
3731 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3733 * tree-ssa-loop-im.c (lhs): Remove.
3735 * cfgbuild.c (state, STATE, SET_STATE,
3736 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3738 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3739 (find_basic_blocks): Set the state of each basic block to
3742 2005-03-08 Jeff Law <law@redhat.com>
3744 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3745 goto results in the removal of edges in the CFG, then we need
3746 to recompute dominators.
3748 2005-03-09 Ben Elliston <bje@au.ibm.com>
3750 * c-common.c (c_do_switch_warnings): Comment fix.
3752 2005-03-08 Julian Brown <julian@codesourcery.com>
3754 * Patch from 2005-03-08 reverted for causing regressions and
3755 ppc-darwin bootstrap failure.
3757 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3759 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3760 Define the real function for ppc-darwin.
3761 * c-typeck.c (convert_arguments): Check for target-specific
3762 invalid argument call to unprototyped function.
3763 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3765 * target.h (invalid_arg_for_unprototyped_fn): New field
3767 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3768 default target hook.
3769 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3772 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3774 * c-typeck.c (constructor_stack, constructor_range_stack,
3775 initializer_stack): Make them static.
3777 * cfg.c (rbi_pool): Make it static.
3779 * gimple-low.c (lower_stmt_body): Make it static.
3780 * tree-flow.h: Remove the corresponding prototype. Don't
3783 * sched-deps.c (cache_size): Make it static.
3785 * stor-layout.c (lang_adjust_rli): Make it static.
3787 2005-03-08 Julian Brown <julian@codesourcery.com>
3789 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3790 from being used for symbols with vague linkage when
3791 HAVE_GAS_COMDAT_GROUP is true.
3793 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3795 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3796 nlabel == JUMP_LABEL (jump).
3798 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3800 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3801 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3802 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3803 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3805 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3808 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3809 * c-common.c (handle_returns_twice): New function.
3810 (c_common_attribute_table): Declare eturns_twice' attribute.
3811 * doc/extend.texi: Document eturns_twice' attribute.
3812 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3813 (struct tree_decl): Add returns_twice_flag.
3815 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3817 * tree-ssa-phiopt.c: Fix a comment typo.
3819 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3820 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3821 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3824 2005-03-08 Richard Henderson <rth@redhat.com>
3826 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3827 builtin codes with ctzdi2, clzdi2, popcountdi2.
3828 (struct alpha_builtin_def): Add is_const.
3829 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3830 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3831 (alpha_init_builtins): Init them. Set nothrow and const attributes
3833 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3834 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3835 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3836 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3837 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3838 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3839 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3840 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3841 (TARGET_FOLD_BUILTIN): New.
3842 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3843 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3845 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3847 2005-03-08 Ira Rosen <irar@il.ibm.com>
3849 PR tree-optimization/20122
3850 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3851 condition of access function instead of base.
3853 2005-03-07 Jeff Law <law@redhat.com>
3854 Steven Bosscher <stevenb@suse.de>
3856 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3857 (find_taken_edge): Call find_taken_edge_computed_goto as
3858 appropriate. Allow any gimple invariant rather than just
3859 INTEGER_CST for VAL.
3860 (cleanup_control_flow): Cleanup a computed goto which has turned
3862 (tree_merge_blocks): If block B has any forced labels, move
3863 them to the start of block A.
3864 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3865 computed gotos as well.
3866 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3867 removal of unnecessary computed gotos too.
3868 (lookup_redirection_data): Fix type of INSERT argument. Callers
3871 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3873 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3874 Remove trailing spaces.
3876 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3877 unshare_all_trees): Make them static.
3878 * tree-gimple.h: Remove the corresponding prototypes.
3880 * diagnostic.h: Remove unused prototype
3881 debug_output_buffer.
3882 * modulo-sched.c: Remove unused prototype
3883 set_row_column_for_ps.
3885 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3886 replace_phi_edge_with_variable): Remove unused variable i.
3888 2005-03-07 Per Bothner <per@bothner.com>
3890 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3892 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3895 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3896 bbs on the COND_EXPR instead of the PHI_NODEs.
3897 (candidate_bb_for_phi_optimization): Remove.
3898 (replace_phi_with_stmt): Rename to ...
3899 (replace_phi_edge_with_variable): this and change so that we
3900 replace the phi argument instead of removing the PHI.
3901 (conditional_replacement): Change so we deal with PHI with more
3903 (value_replacement): Likewise.
3904 (abs_replacement): Likewise.
3906 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3908 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3909 output_e500_flip_gt_bit.
3911 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3913 (rs6000_generate_compare): Fix logic to look at the correct bits.
3914 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3916 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3917 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3918 gen_move_from_CR_gt_bit.
3920 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3921 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3922 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3924 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3925 (E500_CR_IOR_COMPARE): New constant.
3927 2005-03-08 Earl Chew <earl_chew@agilent.com>
3928 David Billinghurst <David.Billinghurst@riotinto.com>
3930 * config/i386/host-cygwin.c: New file to support precompiled
3932 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3933 * config.host: Use above files for cygwin host.
3935 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3937 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3938 ordering ops from earlier change.
3940 2005-03-07 Per Bothner <per@bothner.com>
3942 Various fixes to allow us to again build if --enable-mapped-location:
3943 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3944 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3945 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3946 local variable loc. Change logic appropriately.
3947 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3948 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3949 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3950 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3951 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3953 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3955 PR rtl-optimization/19683
3956 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3957 number of bytes, to smallest_int_for_mode. Fix arguments to
3958 REG_CANNOT_CHANGE_MODE_P.
3960 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3962 * reorg.c (relax_delay_slots): Check that the jump is
3963 conditional before trying to invert it.
3965 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3967 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3970 * calls (stack_arg_under_construction): Make it static.
3972 * flow.c (regs_live_at_setjmp): Make it static.
3973 * flow.h: Remove the corresponding prototype.
3975 * reload1.c (reload_startobj, reload_firstobj,
3976 something_needs_operands_changed, reload_inherited,
3977 reload_inheritance_insn, reload_override_in,
3978 reload_spill_index): Make them static.
3980 * recog.c (verify_changes): Make it static.
3981 * recog.h: Remove the corresponding prototype.
3983 * cfgbuild.c (find_sub_basic_blocks): Remove.
3984 * basic-block.h: Remove the corresponding prototype.
3985 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3987 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3989 * tree-ssa-operands.c (check_build_stmt): Remove.
3991 * stor-layout.c (set_alignment): Remove.
3992 * tree.h: Remove the corresponding prototype.
3994 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3996 * tree-ssa-dce.c (control_dependence_map,
3997 visited_control_parents): Make them static.
3999 * cfghooks.c (verify_flow_info): Remove local variable
4002 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4005 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4007 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4009 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4011 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4013 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4014 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4015 PARALLEL for an empty structure.
4017 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4019 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4021 * fold-const.c (fold_binary): Unroll the very first "for"
4024 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4026 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4027 redundant match_code test.
4028 (scc_comparison_operator): Swap match_operand and match_code
4030 (branch_positive_comparison_operator): Same.
4031 (trap_comparison_operator): Use comparison_operator and swap with
4034 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4037 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4038 (out_movhi_r_mr): Read low byte of volatile MEM first.
4039 (out_movhi_mr_r): Write high byte of volatile MEM first.
4041 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4043 * cselib.c (reg_values, reg_values_size): Make them static.
4045 * cse.c (cse_reg_info_table): Make it static.
4047 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4049 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4051 * cse.c (find_best_addr): Use canon_for_address.
4053 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4055 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4056 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4057 SUBREG and MEM, respectively.
4059 * fold-const.c (fold_binary): Use code instead of t.
4061 * fold-const.c (optimize_minmax_comparison): Take decomposed
4062 arguments code, type, op0, and op1 instead of t.
4063 (fold_binary): Update a call to optimize_minmax_comparison.
4065 * fold-const.c (fold_range_test): Take decomposed arguments
4066 code, type, op0, and op1 instead of t.
4067 (fold_binary): Update a call to fold_range_test.
4069 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4070 decomposed arguments code, type, op0, and op1 instead of t.
4071 (fold_binary): Update a call to fold_range_test.
4073 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4075 * fold-const.c (fold_binary): Avoid directly using the original
4076 expression t as much as possible.
4078 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4080 * c-semantics.c (build_stmt): Use TYPE_P instead of
4081 IS_NON_TYPE_CODE_CLASS.
4082 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4083 (NON_TYPE_CHECK): Use TYPE_P instead of
4084 IS_NON_TYPE_CODE_CLASS.
4086 * fold-const.c (fold): Remove handling of binary expressions.
4088 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4090 * doc/c-tree.texi: Wrap comments in @r{}.
4091 * doc/cpp.texi: Likewise.
4092 * doc/cppinternals.texi: Likewise.
4093 * doc/extend.texi: Likewise.
4094 * doc/md.texi: Likewise.
4095 * doc/objc.texi: Likewise.
4096 * doc/sourcebuild.texi: Likewise.
4097 * doc/tm.texi: Likewise.
4100 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4102 * predict.c (apply_return_prediction): Standardize PHI chain
4104 * tree-ssa.c (ssa_redirect_edge): Likewise.
4106 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4107 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4110 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4111 * tree-flow.h: Adjust the prototype for remove_phi_node.
4112 * lambda-code.c (perfect_nestify): Adjust a call to
4115 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4116 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4118 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4119 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4120 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4121 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4123 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4124 of GEN_INT (trunc_int_for_mode (...)).
4125 * loop-iv.c (iv_number_of_iterations): Likewise.
4126 * postreload.c (reload_cse_move2add): Likewise.
4127 * simplify-rtx.c (simplify_const_unary_operation,
4128 simplify_const_binary_operation): Likewise.
4129 * stor-layout.c (get_mode_bounds): Likewise.
4131 * fold-const.c (fold_binary): New.
4132 (fold): Call fold_binary on binary expressions.
4134 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4136 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4137 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4138 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4139 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4140 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4142 2005-03-04 Devang Patel <dpatel@apple.com>
4144 PR tree-optimization/18815
4145 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4146 loops with zero exit edges.
4148 2005-03-04 Devang Patel <dpatel@apple.com>
4150 * doc/invoke.texi: Remove reference to webpage that does not exist.
4152 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4153 Joseph S. Myers <joseph@codesourcery.com>
4156 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4157 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4158 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4159 * pa.c (get_plabel): Change argument to symbol_ref. Call
4160 maybe_get_identifier instead of get_identifier.
4161 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4162 (struct deferred_plabel): Replace name field with symbol field.
4163 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4164 ASM_OUTPUT_EXTERNAL_REAL is defined.
4165 (output_global_address): Use output_addr_const for output of all
4167 (output_deferred_plabels): Use symbol_ref instead of name for address
4169 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4170 ASM_OUTPUT_SYMBOL_REF): New macros.
4171 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4173 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4176 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4178 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4179 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4181 2005-03-04 Jeff Law <law@redhat.com>
4183 * basic-block.h (rediscover_loops_after_threading): Declare.
4184 * tree-ssa-dom.c: Include cfgloop.h.
4185 (tree_ssa_dominator_optimize): Discover loops and some basic
4186 properties. Remove forwarder blocks recreated by loop header
4187 canonicalization. Also mark backedges in the CFG.
4188 * tree-ssa-threadupdate.c: Include cfgloop.h
4189 (rediscover_loops_after_threading): Define.
4190 (struct local_info): New field, JUMP_THREADED.
4191 (prune_undesirable_thread_requests): New function.
4192 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4193 then record that fact for the callers of redirct_edges.
4194 (thread_block): If BB has incoming backedges, then call
4195 prune_undesirable_thraed_requests. Note when we are
4196 going to have to rediscover loop information. Return a
4197 boolean indicating if any jumps were threaded.
4198 (thread_through_all_blocks): Bubble up boolean indicating
4199 if any jumps were threaded.
4200 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4201 (tree-ssa-threadupdate.o): Similarly.
4203 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4205 * fold-const.c (fold_ternary): Unroll the "for" loop to
4208 2005-03-04 Andrew Haley <aph@redhat.com>
4210 * unwind-dw2-fde-glibc.c (struct
4211 unw_eh_callback_data.check_cache): New field.
4212 (frame_hdr_cache): New.
4213 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4214 Cache frame header info.
4216 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4218 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4219 (print_c_condition): Declare.
4220 * read-rtl.c (ptr_loc): New structure.
4221 (ptr_locs, ptr_loc_obstack, joined_conditions)
4222 (joined_conditions_obstack): New variables.
4223 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4224 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4225 (join_c_conditions, print_c_condition): New functions.
4226 (apply_macro_to_string): Associate the new string with the same
4227 source location as the old one.
4228 (add_condition_to_string): Use join_c_conditions.
4229 (read_string): Use set_rtx_ptr_loc to record a filename and line
4230 number for the string.
4231 (read_rtx): Initialize the new variables above.
4232 * genattrtab.c (write_test_expr, write_attr_value): Use
4234 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4235 comment above the GCC_VERSION check.
4236 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4237 Inline the definition of MAYBE_EVAL.
4238 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4239 * genoutput.c (process_template): Likewise.
4240 * genpreds.c (write_predicate_subfunction): Likewise.
4241 (write_predicate_expr): Use print_c_condition.
4242 * genrecog.c (write_cond): Likewise.
4243 * gensupport.c (process_rtx): Use join_c_conditions to join the
4244 conditions of a define_insn_and_split. Record a source location
4245 for the string after the "&&".
4246 (alter_test_for_insn): Use join_c_conditions.
4248 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4251 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4252 PR tree-optimization/15784
4253 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4256 2005-03-04 Ben Elliston <bje@au.ibm.com>
4258 * gcc.c (option_map): Add --coverage.
4259 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4260 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4261 * config/darwin.h: Pass -lgcov for `coverage'.
4262 * doc/invoke.texi (Debugging Options): Document --coverage.
4264 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4266 * gcse.c (bypass_block): Use find_edge wherever possible.
4268 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4272 * c-opts.c (c_common_parse_file): Call start_source_file
4273 and end_source_file at the approriate times.
4275 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4276 the main file, it will be done for us now.
4278 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4280 * fold-const.c (fold_ternary): New.
4281 (fold): Call fold_ternary on ternary expressions. Remove
4282 handling of ternary expressions.
4284 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4286 PR tree-optimization/15784
4287 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4290 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4292 * config/rs6000/predicates.md (branch_comparison_operator):
4293 Convert from C block to conditional format.
4295 2005-03-03 Jan Hubicka <jh@suse.cz>
4297 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4298 and non-constant public variables.
4300 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4302 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4305 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4308 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4309 calls to release_ssa_name and release_phi_node.
4311 * fold-const.c (fold): Remove handling of unary expressions.
4313 * fold-const.c (fold_unary): Avoid directly using the original
4314 expression t as much as possible.
4316 2005-03-03 Roger Sayle <roger@eyesopen.com>
4317 Andrew Pinski <pinskia@physics.uc.edu>
4319 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4320 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4322 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4324 Describe special registers SRP and MOF as allocatable registers.
4325 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4326 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4327 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4328 TARGET_HAS_MUL_INSNS.
4329 (cris_print_operand) <case 'd'>: New case.
4330 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4331 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4333 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4334 (REG_ALLOC_ORDER): Update for MOF.
4335 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4337 (GENERAL_REGS): No longer a define of ALL_REGS.
4338 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4339 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4341 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4342 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4343 (SECONDARY_RELOAD_CLASS): Define.
4344 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4345 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4346 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4347 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4348 (REGISTER_MOVE_COST): Define.
4349 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4350 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4351 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4352 (CRIS_MOF_REGNUM): New define_constants.
4353 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4355 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4357 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4358 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4359 Adjust for MOF being properly described as a register.
4360 (indir_to_reg_split): Name this split. Conditionalize on the
4361 destination register being a general register.
4362 (movei): Conditionalize on on operands 0 and 1 having the same
4365 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4368 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4369 -mcpu to override any other explicitly given flags.
4371 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4373 * recog.c (verify_changes, confirm_change_group): New functions,
4374 broken out of apply_change_group.
4375 (apply_change_group): Use them.
4376 * recog.h (verify_change, confirm_change_group): Declare.
4377 * rtl.h (redirect_jump_2): Declare.
4378 * jump.c (redirect_exp, invert_exp): Delete.
4379 (invert_exp_1): Take second parameter. Return value. Changed caller.
4380 (redirect_jump_2): New function, broken out of redirect_jump.
4381 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4382 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4383 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4385 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4387 * varasm.c (named_section): Use xstrdup rather than doing it by
4390 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4392 2005-03-02 Devang Patel <dpatel@apple.com>
4394 Undo PR tree-optimization/18815 fix.
4396 2005-03-02 Devang Patel <dpatel@apple.com>
4398 PR tree-optimization/18815
4399 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4400 loops with zero exit edges.
4402 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4404 * cfg.c (connect_src, connect_dest, disconnect_src,
4405 disconnct_dest): New.
4406 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4407 redirect_edge_pred): Use the new functions.
4409 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4410 free_dominance_info only when needed.
4412 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4415 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4416 (reg_or_sub_cint64_operand): Same.
4418 2005-03-02 Jeff Law <law@redhat.com>
4420 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4421 CFG_ALTERED in the main DOM iteration loop.
4423 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4426 * varasm.c (initializer_constant_valid_p): Allow conversions
4427 between OFFSET_TYPEs. Tidy.
4429 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4431 * config/cris/cris.md ("return"): Remove epilogue delay list
4434 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4436 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4438 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4440 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4442 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4443 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4444 config/m68k/m68k.c, config/mips/mips.h,
4445 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4446 doc/include/gcc-common.texi: Update copyright.
4448 PR middle-end/18029 and PR middle-end/18030
4449 * expr.c (optimize_bitfield_assignment_op): Add a special case
4450 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4452 * fold-const.c (fold_unary): New.
4453 (fold): Call fold_unary on unary expressions.
4455 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4457 * cgraph.h (struct cgraph_edge): Add prev_caller and
4459 (cgraph_node_remove_callees): Export.
4460 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4462 (cgraph_edge_remove_callee): New function.
4463 (cgraph_edge_remove_caller): Likewise.
4464 (cgraph_remove_edge): Use.
4465 (cgraph_redirect_edge_callee): Likewise.
4466 (cgraph_node_remove_callees): New function.
4467 (cgraph_node_remove_callers): Likewise.
4468 (cgraph_remove_node): Use.
4469 * tree-optimize.c (tree_rest_of_compilation): Use
4470 cgraph_node_remove_callees instead of manual loop.
4471 * cgraphunit.c (cgraph_finalize_function): Likewise.
4472 (cgraph_expand_function): Likewise.
4473 (cgraph_remove_unreachable_nodes): Likewise.
4475 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4478 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4480 * c-decl.c (undeclared_variable): Take location as argument.
4481 * c-typeck.c (build_external_ref): Likewise.
4482 * c-parser.c (c_parser_postfix_expression): Pass location of
4483 identifier to build_external_ref.
4485 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4487 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4488 CCEQ mode for branch_positive_comparison_operator test.
4489 * config/rs6000/predicates (branch_comparison_operator): Revert to
4491 (scc_comparison_operator): Same.
4492 (branch_positive_comparison_operator): Same.
4494 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4496 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4497 (cris_delay_slots_for_epilogue): Remove.
4498 (save_last): Move into cris_target_asm_function_epilogue.
4499 (cris_target_asm_function_epilogue): Remove tests for file being
4501 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4502 (cris_delay_slots_for_epilogue): Remove prototypes.
4503 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4504 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4506 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4508 * config/rs6000/predicates.md (branch_comparison_operator): Change
4509 to define_special_predicate.
4510 (scc_comparison_operator): Same.
4511 (branch_positive_comparison_operator): Same.
4513 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4515 * Makefile.in (tree-ssa-sink.o): New.
4516 (OBJS-common): Add tree-ssa-sink.o.
4517 * common.opt: Add -ftree-sink
4518 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4519 * timevar.def (TV_TREE_SINK): new timevar.
4520 * tree-flow.h (is_hidden_global_store): Prototype.
4521 * tree-optimize.c (init_tree_optimization_passes): Add
4523 * tree-pass.h (pass_sink_code): New.
4524 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4525 for non-obvious global store store to is_hidden_global_store, and
4526 call that new function.
4527 * tree-ssa-sink.c: New file.
4528 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4529 * doc/passes.texi: Document forward store motion.
4530 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4531 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4532 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4533 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4535 2005-03-01 Per Bothner <per@bothner.com>
4537 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4538 and we have a non-zero column-number, add it to the message.
4539 Also factor out the diagnostic_kind_text.
4541 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4543 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4544 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4545 flow_loop_scan): Removed.
4546 (flow_loop_dump): Do not dump removed fields.
4547 (flow_loop_free): Do not free removed fields.
4548 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4549 (loop_exit_edge_p): New function.
4550 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4551 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4552 num_exits, exits_doms.
4553 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4554 LOOP_EDGES, LOOP_ALL): Removed.
4555 (flow_loop_scan): Declaration removed.
4556 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4557 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4559 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4560 (if_convert): Call flow_loops_find and flow_loops_free
4561 when calling mark_loop_exit_edges.
4562 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4563 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4564 free_dominance_info calls.
4565 * loop-init.c (flow_loops_find): Ditto.
4566 * passes.c (rest_of_handle_branch_prob): Ditto.
4567 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4568 * loop-unroll.c (analyze_insns_in_loop): Do not use
4570 * predict.c (predict_loops): Do not call flow_loop_scan.
4571 Use get_loop_exit_edges.
4572 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4573 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4574 Do not use EDGE_LOOP_EXIT.
4575 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4576 to bb_with_exit_edge_p.
4577 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4578 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4579 to bb_with_exit_edge_p.
4580 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4582 * tree-loop-linear.c (linear_transform_loops): Do not call
4583 flow_loop_scan. Use loop->single_exit.
4584 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4585 (vect_analyze_loop_form): Do not call flow_loop_scan.
4586 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4588 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4590 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4591 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4592 slpeel_tree_duplicate_loop_to_edge_cfg,
4593 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4594 Use loop_preheader_edge and loop->single_exit. Do not call
4597 2005-03-01 Nick Clifton <nickc@redhat.com>
4599 * config/arm/arm.c (thumb_find_work_register): Check all of the
4600 argument registers to see if they are free, and a couple of
4601 special cases where the last argument register but can be proved
4602 to be available during the function's prologue.
4603 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4604 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4605 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4607 (thumb_compute_save_reg_mask): Likewise. Also use
4608 thumb_find_work_register() to ensure that there is agreement about
4609 which work register is going to be used in the prologue.
4610 (thumb_output_function_prologue): Use unsigned long as the type
4611 for the register bit-mask. Also delay pushing the link register if
4612 other high registers are going to be pushed.
4613 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4614 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4615 redundant prototypes.
4617 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4620 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4621 and after reload in REG+REG indexed addresses without REG_POINTER
4622 set in the base and not set in the index.
4624 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4626 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4627 Don't undefine here.
4628 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4629 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4630 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4631 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4632 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4634 * config.gcc (sh*-*-linux*): Use config/linux.h.
4636 2005-02-28 Dale Johannesen <dalej@apple.com>
4637 Stan Shebs <shebs@apple.com>
4639 Rewrite of 64-bit Darwin structure-by-value pass/return.
4640 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4641 intoffset, use_stack, named.
4642 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4643 (rs6000_darwin64_record_arg_advance_flush): New.
4644 (rs6000_darwin64_record_arg_advance_recurse): New.
4645 (rs6000_darwin64_record_arg_flush): New.
4646 (rs6000_darwin64_record_arg_recurse): New.
4647 (rs6000_darwin64_record_arg): New.
4648 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4649 (function_arg_boundary): Handle 128-bit aligned structs.
4650 (function_arg_advance): Rewrite darwin64 struct handling.
4651 (function_arg): Call rs6000_darwin64_record_arg.
4652 (function_arg_partial_nregs): Handle darwin64 structs.
4653 (rs6000_darwin64_function_value): Remove.
4654 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4656 2005-02-28 Roger Sayle <roger@eyesopen.com>
4658 PR tree-optimization/20216
4659 * tree-chrec.c (tree_fold_factorial): Delete.
4660 (tree_fold_binomial): Change argument list to take a return type
4661 and change the type of K to unsigned int. Rewrite to avoid explicit
4662 evaluation of factorials, and (recursively) calling fold to perform
4663 compile-time arithmetic. Return NULL on (internal) overflow.
4664 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4665 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4666 if any intermediate calculation overflows.
4667 (chrec_apply): Update call to chrec_evaluate.
4669 2005-02-28 James E Wilson <wilson@specifixinc.com>
4671 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4673 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4676 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4677 instead of NULL_TREE on error.
4679 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4681 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4682 (EASY_VECTOR_15_ADD_SELF): Remove.
4683 (num_insns_constant_wide): Not static.
4684 (validate_condition_mode): Not static.
4685 (toc_relative_expr_p): Not static.
4686 (legitimate_indirect_address_p): Not static.
4687 (macho_lo_sum_memory_operand): Not static.
4688 (invalid_e500_subreg): Not static.
4689 (easy_vector_same): Not static.
4690 (easy_vector_splat_const): Not static.
4691 (RS6000_SYMBOL_REF_TLS_P): Remove.
4692 (any_operand): Delete.
4693 (any_parallel_operand): Delete.
4694 (count_register_operand): Delete.
4695 (altivec_register_operand): Delete.
4696 (xer_operand): Delete.
4697 (s8bit_cint_operand): Delete.
4698 (short_cint_operand): Delete.
4699 (u_short_cint_operand): Delete.
4700 (non_short_cint_operand): Delete.
4701 (exact_log2_cint_operand): Delete.
4702 (gpc_reg_operand): Delete.
4703 (cc_reg_operand): Delete.
4704 (cc_reg_not_cr0_operand): Delete.
4705 (reg_or_short_operand): Delete.
4706 (reg_or_neg_short_operand): Delete.
4707 (reg_or_aligned_short_operand): Delete.
4708 (reg_or_u_short_operand): Delete.
4709 (reg_or_cint_operand): Delete.
4710 (reg_or_arith_cint_operand): Delete.
4711 (reg_or_add_cint64_operand): Delete.
4712 (reg_or_sub_cint64_operand): Delete.
4713 (reg_or_logical_cint_operand): Delete.
4714 (got_operand): Delete.
4715 (got_no_const_operand): Delete.
4716 (easy_fp_constant): Delete.
4717 (easy_vector_constant): Delete.
4718 (easy_vector_constant_add_self): Delete.
4719 (zero_constant): Delete.
4720 (zero_fp_constant): Delete.
4721 (volatile_mem_operand): Delete.
4722 (offsettable_mem_operand): Delete.
4723 (mem_or_easy_const_operand): Delete.
4724 (add_operand): Delete.
4725 (non_add_cint_operand): Delete.
4726 (logical_operand): Delete.
4727 (non_logical_cint_operand): Delete.
4728 (mask_operand): Delete.
4729 (mask_operand_wrap): Delete.
4730 (mask64_operand): Delete.
4731 (mask64_2_operand): Delete.
4732 (and64_operand): Delete.
4733 (and64_2_operand): Delete.
4734 (and_operand): Delete.
4735 (reg_or_mem_operand): Delete.
4736 (lwa_operand): Delete.
4737 (symbol_ref_operand): Delete.
4738 (call_operand): Delete.
4739 (current_file_function_operand): Delete.
4740 (input_operand): Delete.
4741 (rs6000_nonimmediate_operand): Delete.
4742 (rs6000_tls_symbol_ref): Delete.
4743 (save_world_operation): Delete.
4744 (restore_world_operation): Delete.
4745 (load_multiple_operation): Delete.
4746 (store_multiple_operation): Delete.
4747 (vrsave_operation): Delete.
4748 (mfcr_operation): Delete.
4749 (mtcrf_operation): Delete.
4750 (lmw_operation): Delete.
4751 (stmw_operation): Delete.
4752 (branch_comparison_operator): Delete.
4753 (branch_positive_comparison_operator): Delete.
4754 (scc_comparison_operator): Delete.
4755 (trap_comparison_operator): Delete.
4756 (boolean_operator): Delete.
4757 (boolean_or_operator): Delete.
4758 (min_max_operator): Delete.
4759 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4760 (EASY_VECTOR_15): Moved to here.
4761 (EASY_VECTOR_15_ADD_SELF): Move to here.
4762 (PREDICATE_CODES): Delete.
4763 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4764 Declare functions no longer static.
4765 * config/rs6000/predicates.md: New.
4766 * config/rs6000/rs6000.md: Include predicates.md
4768 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4770 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4771 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4773 * cfgrtl.c (need_fake_edge_p): Likewise.
4774 * combine.c (distribute_notes): Likewise.
4775 * emit-rtl.c (try_split): Likewise.
4776 * recog.c (peephole2_opimize): Likewise.
4777 * reg-notes.def (ALWAYS_RETURN): Remove.
4778 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4779 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4780 * tree.h (ECF_ALWAYS_RETURN): Remove.
4782 2005-02-28 Roger Sayle <roger@eyesopen.com>
4785 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4786 between different machine modes is never a "useless" conversion.
4788 2005-02-28 Geert Bosch <bosch@gnat.com>
4791 * doc/contrib.texi: List contributors for Ada front end
4793 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4795 * simplify-rtx.c (simplify_unary_operation_1,
4796 simplify_const_unary_operation): New, extracted from...
4797 (simplify_unary_operation): ... this one.
4798 (simplify_binary_operation_1,
4799 simplify_const_binary_operation): New, extracted from...
4800 (simplify_binary_operation): ... this one.
4801 * rtl.h (simplify_const_unary_operation,
4802 simplify_const_binary_operation): Add prototypes.
4804 2005-02-28 Julian Brown <julian@codesourcery.com>
4806 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4807 building libjava and caused PR regression/20228.
4809 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4812 * Makefile.in (host_subdir): New.
4813 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4814 * configure: Regenerate.
4816 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4818 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4819 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4820 installation directory first.
4822 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4825 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4826 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4827 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4828 * config/cris/cris.md: Tweak comments referring to Q.
4829 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4830 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4831 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4832 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4833 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4834 Insert spaces in constraints to align alternatives vertically for
4836 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4839 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4841 PR rtl-optimization/17728
4842 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4843 operand 0 from general_operand to move_dest_operand.
4845 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4847 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4848 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4849 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4850 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4852 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4854 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4855 * configure: Regenerate.
4856 * libada-mk.in: Remove CC; rename
4857 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4859 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4862 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4863 for the lhs, also walk over the tree. Likewise for rhs.
4865 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4867 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4868 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4869 Do not propagate value of iv before increment over the increment.
4871 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4873 * c-parser.c: New file.
4874 * c-parse.in: Remove.
4875 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4877 (c-parser.o): Add dependencies.
4878 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4879 maintainer-clean, TAGS): Update.
4880 * c-config-lang.in (gtfiles): Update.
4881 * gengtype-lex.l: Don't handle "@@".
4882 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4883 objc_build_synchronized, objc_begin_try_stmt,
4884 objc_begin_catch_clause, objc_finish_catch_clause,
4885 objc_build_finally_clause, objc_finish_try_stmt): New.
4886 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4888 (c_parse_init): Update comment.
4889 * c-decl.c (c_init_decl_processing): Update comment.
4890 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4891 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4892 new c_declspecs members.
4894 2005-02-25 Julian Brown <julian@codesourcery.com>
4896 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4897 from being used for symbols with vague linkage when
4898 HAVE_GAS_COMDAT_GROUP is true.
4900 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4902 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4904 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4907 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4908 (LIBGCC2_HAS_DF_MODE): New.
4909 (LIBGCC2_HAS_XF_MODE): New.
4910 (LIBGCC2_HAS_TF_MODE): New.
4911 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4912 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4913 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4914 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4915 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4916 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4917 and add _fixtfdi, _fixunstfdi, _floatditf
4918 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4919 L_fixunstfdi, L_floatditf.
4920 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4921 (LIBGCC2_HAS_TF_MODE): Define.
4923 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4925 PR tree-optimization/20204
4926 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4927 REWRITE_THIS_STMT markers on PHI nodes.
4928 (rewrite_initialize_block): Likewise.
4930 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4932 * version.c (version_string): Update to 4.1.
4934 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4936 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4937 Clarify that the alternative way doesn't work in GNU C++.
4939 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4941 PR tree-optimization/19937
4942 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4943 to the type of the induction variable.
4945 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4947 PR rtl-optimization/20117
4948 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4949 the block including noncopyable insn.
4951 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4953 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4954 calls to find_reg_note.
4956 2005-02-24 Richard Henderson <rth@redhat.com>
4959 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4962 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4964 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4965 vector types if to use base reg for misaligned non-word ld/std.
4967 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4970 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4971 dwarf2 label manually and put it after, not before the prologue.
4973 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4976 * reload.c (operands_match_p): Only increment register number for
4977 SCALAR_INT_MODE_P modes in multiple hard registers.
4979 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4982 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4984 * ChangeLog.5: Fix log message typo(s).
4985 * ChangeLog.7: Likewise.
4986 * ChangeLog.tree-ssa: Likewise.
4987 * cfgexpand.c: Fix comment typo(s).
4988 * conflict.c: Likewise.
4989 * defaults.h: Likewise.
4990 * dwarf2out.c: Likewise.
4992 * ggc-page.c: Likewise.
4993 * tree-eh.c: Likewise.
4994 * tree-ssa-dom.c: Likewise.
4996 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4999 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5000 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5001 if SHARED is defined.
5004 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5005 allow splitting only if operands 0 and 3 don't overlap.
5007 2005-02-24 Richard Henderson <rth@redhat.com>
5010 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5011 (fold_builtin_1): Call them.
5012 * fold-const.c (fold_complex_mult_parts): Split out from ...
5013 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5014 (fold_complex_div_parts, fold_complex_div): New.
5016 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5018 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5020 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5021 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5023 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5024 (print_node): Likewise.
5025 Print TYPE_SIZES_GIMPLIFIED.
5027 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5029 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5030 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5031 operands as commutative in constraints.
5033 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5035 * tree-into-ssa.c: Re-organize internal functions.
5037 2005-02-24 Richard Henderson <rth@redhat.com>
5040 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5042 * common.opt (fcx-limited-range): New.
5043 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5044 * toplev.c (flag_complex_method): Initialize to 1.
5045 (process_options): Set flag_complex_method to 0 if
5046 flag_cx_limited_range.
5047 * doc/invoke.texi (-fcx-limited-range): New.
5049 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5051 * cse.c (delete_trivially_dead_insns): Speed up by using
5052 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5055 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5057 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5058 functions when -mid-shared-library is being used.
5060 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5062 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5063 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5064 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5065 * system.h: Poison LINK_LIBGCC_SPECIAL.
5067 2005-02-23 James E Wilson <wilson@specifixinc.com>
5069 * gengtype.c (note_insn_name): Make 1 element larger.
5071 2005-02-23 Roger Sayle <roger@eyesopen.com>
5074 PR rtl-optimization/20097
5075 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5076 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5078 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5080 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5081 * t-aix52 (SHLIB_INSTALL): Same.
5083 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5085 * genpreds.c: Update copyright.
5087 2005-02-23 Michael Beach <michaelb@ieee.org>
5090 * config/sparc/t-elf (startup files): Assemble with CPP.
5092 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5094 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5095 (write_predicate_expr): Likewise.
5097 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5099 PR tree-optimization/20100
5100 PR tree-optimization/20115
5101 * tree-optimize.c (init_tree_optimization_passes): Remove
5102 pass_maybe_create_global_var.
5103 * tree-pass.h (pass_maybe_create_global_var): Remove.
5104 * tree-ssa-alias.c (aliases_computed_p): Declare.
5105 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5106 (count_calls_and_maybe_create_global_var): Remove.
5107 (pass_maybe_create_global_var): Remove.
5108 (init_alias_info): Do not declare aliases_computed_p.
5109 (maybe_create_global_var): If the function contains no
5110 call-clobbered variables and a mix of pure/const and regular
5111 function calls, create .GLOBAL_VAR.
5112 Mark all call-clobbered variables for renaming.
5113 (merge_pointed_to_info): Update comment.
5114 (add_pointed_to_var): Likewise.
5115 (is_escape_site): Likewise.
5116 Accept struct alias_info * instead of size_t *.
5118 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5120 * tree-ssa-operands.c (get_call_expr_operands): If
5121 ALIASES_COMPUTED_P is false, do not add call-clobbering
5123 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5124 (delete_tree_ssa): Likewise.
5126 2005-02-22 James E Wilson <wilson@specifixinc.com>
5128 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5129 (do_compile): Do call it here.
5131 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5133 PR rtl-optimization/20017.
5134 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5135 rest_of_handle_cse2, rest_of_handle_gcse): Call
5136 delete_dead_jumptables immediately before calling cleanup_cfg.
5138 2005-02-22 Devang Patel <dpatel@apple.com>
5141 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5144 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5146 * config/rs6000/aix.h (WINT_TYPE): Define.
5148 2005-02-22 Stan Shebs <shebs@apple.com>
5150 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5151 natural alignment for 64-bit Darwin.
5152 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5154 * doc/invoke.texi: Document this.
5156 2005-02-22 DJ Delorie <dj@redhat.com>
5158 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5159 to make_[un]signed_type, not the mode itself.
5161 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5163 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5164 not available. Use tail calls wherever possible.
5165 (make_edge): Call unchecked_make_edge to create an edge.
5167 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5168 (coalesce_ssa_name): Don't check for
5169 SSANORM_USE_COALESCE_LIST.
5170 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5172 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5174 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5175 (rewrite_into_ssa): ... here.
5177 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5179 PR tree-optimization/19786
5180 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5181 tag to another's may-alias bitmap when adding to the other's list.
5183 2005-02-21 DJ Delorie <dj@redhat.com>
5185 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5186 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5187 registers in unsupported ways.
5188 * expmed.c (init_expmed): Likewise.
5190 2005-02-21 Stan Cox <scox@redhat.com>
5192 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5194 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5196 * tree-cfg.c (fold_cond_expr_cond): New.
5197 (make_edges): Call fold_cond_expr_cond.
5198 (find_taken_edge): Accept nothing but INTEGER_CST.
5199 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5201 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5203 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5204 that do not belong to any basic block.
5206 2005-02-21 Jeff Law <law@redhat.com>
5208 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5211 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5213 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5214 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5215 Adjust their definitions.
5216 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5217 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5219 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5220 genautomata.c, langhooks.c, langhooks.h, system.h,
5221 config/arm/lib1funcs.asm: Update copyright.
5223 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5225 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5227 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5230 * doc/install.texi: Document --with-gc.
5232 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5234 * simplify-rtx.c (simplify_unary_operation): Add a missing
5237 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5239 PR tree-optimization/18663
5240 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5241 if the type has variable bounds.
5243 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5245 * gcse.c: Remove an obsolete comment.
5247 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5249 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5251 * doc/extend.texi (Function Attributes) <Attribute const>: The
5252 attribute "pure" is below this text, not above.
5254 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5256 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5257 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5258 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5260 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5263 * langhooks.h (struct lang_hooks): Add to_target_charset.
5264 * langhooks.c (lhd_to_target_charset): New function.
5265 * langhooks-def.h: Declare lhd_to_target_charset.
5266 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5267 (LANG_HOOKS_INITIALIZER): Update.
5268 * c-common.c (c_common_to_target_charset): New function.
5269 * c-common.h: Declare it.
5270 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5271 c_common_to_target_charset.
5273 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5274 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5276 * system.h: Poison them.
5277 * doc/tm.texi: Don't discuss them.
5278 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5279 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5280 (pp_c_char): Do not attempt to generate letter escapes for
5282 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5283 * config/mips/mips.c (mips_output_ascii): Likewise.
5285 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5287 PR tree-optimization/19951
5288 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5291 2005-02-19 Steven Bosscher <stevenb@suse.de>
5294 * function.h (struct function): New field `max_loop_depth'.
5295 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5296 (flow_loops_find): Reset the max loop depth count before finding loops.
5297 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5298 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5299 (calculate_global_regs_live): Make sure the loop will terminate
5300 when the initial sets are not empty.
5302 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5304 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5306 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5308 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5311 * doc/invoke.texi: Remove documentation of %M spec.
5313 (init_spec): Remove %M suffix from -lgcc_s.
5314 (do_spec_1): Remove 'M' case.
5315 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5316 to put shared libraries in the multilib directory. Remove the
5317 shlib_so_soname substitution variable. Don't add a multilib encoding
5318 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5319 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5320 SHLIB_INSTALL as well as SHLIB_LINK.
5321 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5322 (SHLIB_NAME): Delete.
5323 (SHLIB_DIR): New macro.
5324 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5325 (SHLIB_INSTALL): Adjust accordingly.
5326 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5327 * config/t-slibgcc-sld: Likewise.
5328 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5329 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5330 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5332 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5333 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5334 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5335 Use @shlib_base_name@ instead of @shlib_so_name@.
5336 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5337 and @shlib_base_name@.so in @multilib_dir@.
5338 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5339 to the install path.
5340 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5341 (SHLIB_LINK): Remove previous workaround.
5342 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5343 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5344 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5346 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5347 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5348 (SHLIB_INSTALL): Adjust accordingly.
5349 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5350 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5351 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5352 config/t-slibgcc-elf-ver.
5354 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5355 Jakub Jelinek <jakub@redhat.com>
5357 PR tree-optimization/19828
5358 * tree-ssa-loop-im.c: Add a TODO comment.
5359 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5360 without side-effects.
5362 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5364 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5367 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5369 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5370 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5371 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5373 (ia64_reorg): Delete fixup_errata call.
5374 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5375 (TARGET_SWITCHES): Delete -mb-step entry.
5377 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5380 * c-typeck.c (composite_type): Handle quals in transparent unions.
5381 (type_lists_compatible_p): Likewise.
5383 2005-02-18 Stan Shebs <shebs@apple.com>
5385 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5386 expressions in the .literal8 section.
5388 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5390 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5392 2005-02-18 Roger Sayle <roger@eyesopen.com>
5394 * fold-const.c (constant_boolean_node): Always create values of the
5395 specified type, don't bother calling truthvalue_conversion.
5397 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5399 * except.c (output_function_exception_table): Call
5400 assemble_external_libcall (eh_personality_libfunc).
5402 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5405 * config/ia64/ia64.h (struct machine_function): Add state_num.
5406 * config/ia64/ia64.c (process_epilogue,
5407 process_for_unwind_directive): Use new unwind state numbers each
5408 time rather than state 1.
5410 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5413 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5414 before the "*llgt_didi" pattern.
5416 2005-02-18 Jason Merrill <jason@redhat.com>
5418 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5420 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5422 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5423 (div0): Use it in place of ARM_FUNC_ALIAS.
5424 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5426 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5429 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5430 access, the lower bound of the array type if it exists.
5432 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5435 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5436 cases that are out-of-range for the index type.
5438 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5440 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5441 (estimate_case_costs): Don't call convert.
5442 * expmed.c (expand_shift): Likewise.
5443 (make_tree): Call fold_convert instead of convert.
5445 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5448 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5449 that ref to be marked MEM_READONLY_P doesn't have base that needs
5452 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5454 * genautomata.c (output_get_cpu_unit_code_func,
5455 output_cpu_unit_reservation_p): Don't generate old-style function
5458 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5461 PR tree-optimization/20009
5462 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5464 PR tree-optimization/18947
5465 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5466 inline, remove all nodes that are inlined into the extern inline
5469 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5471 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5472 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5473 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5474 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5477 2005-02-17 Roger Sayle <roger@eyesopen.com>
5479 PR tree-optimization/19917
5480 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5481 to be potentially trapping.
5483 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5485 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5487 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5489 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5490 tem becomes a local variable which is set to the value of the
5491 back end defined INITIAL_FRAME_ADDRESS macro.
5492 (expand_builtin_frame_address): Omit the base parameter to
5493 expand_builtin_return_addr.
5494 (expand_builtin_profile_func): Likewise.
5495 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5496 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5497 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5499 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5501 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5502 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5503 * config/frv/frv.c (frv_function_epilogue): Likewise.
5505 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5507 * lambda-code (perfect_nestify): Remove mark/unmark
5509 * tree-loop-linear.c (linear_transform_loops): Add
5510 rewrite_into_ssa call so that ssa is correct for
5511 rewriting into loop closed.
5513 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5515 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5516 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5518 * bt-load.c (btr_def_live_range, combine_btr_defs,
5519 migrate_btr_def, migrate_btr_defs): Likewise.
5520 * cfgcleanup.c (thread_jump): Likewise.
5521 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5522 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5523 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5524 df_rd_local_compute, df_reg_info_compute): Likewise.
5525 * dominance.c (init_dom_info, free_dom_info): Likewise.
5526 * flow.c (init_propagate_block_info,
5527 free_propagate_block_info): Likewise.
5528 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5529 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5530 modify_reg_pav): Likewise.
5531 * loop-invariant.c (find_defs, find_invariant_insn,
5532 find_invariants, free_inv_motion_data): Likewise.
5533 * predict.c (tree_predict_by_opcode,
5534 estimate_bb_frequencies): Likewise.
5535 * stmt.c (expand_case): Likewise.
5536 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5537 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5538 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5539 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5540 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5541 rewrite_ssa_into_ssa): Likewise.
5542 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5543 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5544 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5545 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5546 * tree-sra.c (tree_sra): Likewise.
5547 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5548 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5549 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5550 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5551 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5552 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5554 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5555 calculate_live_on_entry, calculate_live_on_exit,
5556 build_tree_conflict_graph): Likewise.
5557 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5558 record_important_candidates, set_use_iv_cost, find_depends,
5559 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5560 tree_ssa_iv_optimize_finalize): Likewise.
5561 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5562 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5563 tree_duplicate_loop_to_header_edge): Likewise.
5564 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5565 * tree-ssa.c (verify_flow_insensitive_alias_info,
5566 verify_name_tags, verify_ssa, init_tree_ssa,
5567 delete_tree_ssa): Likewise.
5568 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5569 fini_ssanames): Likewise.
5570 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5572 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5574 * config/rs6000/t-rtems: Completely reworked.
5576 2005-02-17 Ira Rosen <irar@il.ibm.com>
5578 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5580 2005-02-17 Ira Rosen <irar@il.ibm.com>
5582 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5583 POINTER_TYPE_P when checking that type is a pointer.
5584 (vect_get_memtag): Remove.
5585 (vect_address_analysis): Use POINTER_TYPE_P. Call
5586 vect_object_analysis with dummy parameter for memtag.
5587 (vect_object_analysis): Extract memtag (functionality that
5588 used to be in vect_get_memtag and moved here). Fix printings.
5589 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5590 with correct parameters. Remove call to vect_get_memtag.
5592 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5594 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5595 (tree-vectorizer.o): Added missing dependencies.
5597 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5599 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5600 declaration in tree-vectorizer.c, now has an extern declaration in
5602 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5603 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5604 get_vectype_for_scalar_type, vect_is_simple_use,
5605 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5606 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5607 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5608 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5609 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5610 find_loop_location): Likewise.
5612 * tree-vectorizer.c (langhooks.h): #include removed.
5613 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5614 moved to tree-vectorized.h.
5615 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5616 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5617 get_vectype_for_scalar_type, vect_is_simple_use,
5618 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5619 vect_supportable_dr_alignment, new_loop_vec_info,
5620 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5621 vect_set_verbosity_level, find_loop_location): Likewise.
5623 (vect_analyze_loop): Function externalized. Declaration moved to
5624 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5625 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5626 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5627 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5628 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5629 vect_enhance_data_refs_alignment, vect_analyze_operations,
5630 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5631 vect_stmt_relevant_p, vect_get_loop_niters,
5632 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5633 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5634 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5635 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5636 vect_get_memtag): Likewise.
5638 (vectorizable_load): Function externalized. Declaration moved to
5639 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5640 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5641 vect_transform_loop): Likewise.
5642 (vect_transform_stmt): Moved to tree-vect-transform.c.
5643 (vect_align_data_ref, vect_create_destination_var,
5644 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5645 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5646 vect_get_vec_def_for_operand, vect_init_vector,
5647 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5648 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5649 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5650 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5651 vect_do_peeling_for_loop_bound): Likewise.
5653 * tree-vect-analyze.c: New file.
5654 * tree-vect-transform.c: New file.
5656 2005-02-17 Jason Merrill <jason@redhat.com>
5658 PR mudflap/19319, c++/19317
5659 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5662 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5664 * doc/install.texi (Specific): Update link for Darwin-specific
5667 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5669 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5670 constant_boolean_node.
5672 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5675 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5676 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5678 2005-02-16 Richard Henderson <rth@redhat.com>
5681 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5683 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5684 replace uses with Wtype_MAXp1_F.
5685 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5686 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5687 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5688 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5689 and HAVE_TFMODE as appropriate.
5690 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5691 (__floatdisf): Likewise.
5692 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5693 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5694 (Wtype_MAXp1_F): New.
5695 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5696 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5698 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5701 * arm.c (arm_apply_result_size): New function.
5702 * arm.h (APPLY_RESULT_SIZE): Define.
5703 * arm-protos.h (arm_apply_result_size): Add prototype.
5704 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5705 (movxf): New expand.
5706 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5707 (call_value_symbol): Remove predicate for operand 0.
5708 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5709 (untyped_call): Rework to correclty return values for any type.
5710 (untyped_return): New expand.
5711 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5713 2005-02-16 Stan Shebs <shebs@apple.com>
5715 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5716 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5718 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5720 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5721 configure settings on Solaris 7 and later.
5723 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5725 PR tree-optimization/19865
5726 * tree-optimize.c (init_tree_optimization_passes): Run
5727 pass_may_alias after pass_sra.
5729 2005-02-16 Richard Henderson <rth@redhat.com>
5730 Stuart Hastings <stuart@apple.com>
5733 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5734 Do nothing if debug info suppressed for this function.
5735 (dbxout_begin_function): Early exit if debug info suppressed for
5738 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5741 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5743 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5745 PR tree-optimization/19967
5746 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5747 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5748 argument TYPE. Adjust calls to fold_builtin_XXX.
5749 (expand_builtin, fold_builtin_1): Adjust calls to
5751 (fold_builtin_strchr, fold_builtin_strpbrk,
5752 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5753 result to a requested type TYPE.
5755 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5758 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5759 (T)x & (T)cst if (T)cst overflows.
5760 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5761 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5763 2005-02-15 Jeff Law <law@redhat.com>
5765 * gcse.c (blocks_with_calls): New bitmap.
5766 (alloc_gcse_mem): Allocate it.
5767 (free_gcse_mem): Free it.
5768 (clear_modifY_mem_tables): Clear it.
5769 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5770 when we encounter CALL_INSNs.
5771 (compute_transp, case MEM): Handle blocks with calls separate
5772 from blocks without calls. Use bitmap iterators rather than
5775 2005-02-15 Peter O'Gorman <peter@pogma.com>
5778 * mklibgcc.in (vis_hide): Use a temporary object file, not
5781 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5784 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5785 access optimization.
5787 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5788 Alan Modra <amodra@bigpond.net.au>
5791 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5792 (_xlqsub): Rename to __gcc_qsub.
5793 (_xlqmul): Rename to __gcc_qmul.
5794 (_xlqdiv): Rename to __gcc_qdiv.
5795 Provide versioned symbol aliases with old names.
5796 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5797 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5798 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5799 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5800 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5802 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5804 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5805 Fold ~(A - 1) and ~(A + -1) to -A.
5807 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5811 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5812 config/pa/pa-host.c:pa_gt_pch_use_address.
5814 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5816 * tree-vn.c (get_value_handle): Make sure that given an
5817 is_gimple_min_invariant expression, we always return it.
5819 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5821 * passes.c (rest_of_handle_gcse): Fix a comment.
5823 2005-02-15 Jeff Law <law@redhat.com>
5825 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5827 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5828 (canon_list_insert, record_last_mem_set_info): Similarly.
5829 (clear_modify_mem_tables): Similarly.
5831 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5833 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5834 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5835 config/mips/mips.md, config/rs6000/aix.h,
5836 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5838 2005-02-15 Richard Henderson <rth@redhat.com>
5840 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5841 call to be best_edge.
5843 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5845 * basic-block.h: Adjust the prototype for find_basic_blocks.
5846 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5847 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5850 * flow.c (recompute_reg_usage): Remove all arguments.
5851 * passes.c (rest_of_compilation): Adjust the call to
5852 recompute_reg_usage.
5853 * rtl.h: Adjust the prototype for recompute_reg_usage.
5855 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5857 * tree-dump.c (dump_files): Update to reflect new member
5859 (dump_register): Add new argument.
5861 (dump_switch_p_1): Check against glob name if doglob was passed.
5862 (dump_switch_p): Check against regular first, then glob if
5863 we didn't have any hits on the dump name.
5864 * tree-optimize.c (register_one_dump_file):
5865 Pass in glob name as well.
5866 * tree-pass.h (struct dump_file_info): Add glob
5869 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5871 PR preprocessor/16323
5872 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5874 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5877 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5878 (trunctfdf2_internal1): New.
5879 (trunctfdf2_internal2): Renamed from trunctfdf2.
5881 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5883 PR tree-optimization/19853
5884 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5886 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5888 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5889 delete_dead_jumptables and cleanup_cfg.
5891 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5893 * reload.c (find_reloads): Swap address_reloaded flags when
5894 swapping commutative operands.
5896 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5898 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5899 Use standard_iv_increment_position for computing the bsi position
5901 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5904 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5907 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5908 life range of hard registers.
5909 * value-prof.c (insn_prefetch_values_to_profile): Only
5912 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5913 profile in libcalls.
5915 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5917 * bitmap.h (bitmap_and_compl_into): Return bool.
5918 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5920 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5922 PR tree-optimization/19944
5923 * fold-const.c (fold): Re-add ABS_EXPR folding.
5925 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5928 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5929 {TARGET,MASK}_XL_COMPAT.
5930 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5932 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5933 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5935 (rs6000_arg_partial_bytes): Same.
5936 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5937 and XL compatibility enabled.
5938 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5939 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5940 test to final condition.
5941 (cmptf_internal2): New.
5942 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5943 xl-compat. Add TFmode information to description.
5945 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5947 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5949 2005-02-13 Jason Merrill <jason@redhat.com>
5952 * fold-const.c (fold_indirect_ref_1): Split out from...
5953 (build_fold_indirect_ref): Here.
5954 (fold_indirect_ref): New fn.
5955 * tree.h: Declare it.
5956 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5957 (gimplify_modify_expr_rhs): Likewise.
5958 (gimplify_expr): Likewise.
5960 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5962 PR tree-optimization/14303
5963 PR tree-optimization/15784
5964 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5965 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5966 ABS_EXPR<x> != 0 to x != 0.
5968 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5970 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5971 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5972 spelling conventions.
5974 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5975 delete_trivially_dead_insns too many times.
5977 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5980 2005-02-12 Ira Rosen <irar@il.ibm.com>
5982 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5983 (vect_is_simple_iv_evolution): Remove redundant parameter
5985 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5986 without last parameter.
5987 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5988 Return pointer step. Call vect_is_simple_iv_evolution without
5989 last parameter. Check only that the step is multiple of size
5990 type. Remove stmt_vinfo updates.
5991 (vect_get_memtag_and_dr): Remove.
5992 (vect_get_memtag): New function.
5993 (vect_address_analysis): New function.
5994 (vect_object_analysis): New function.
5995 (vect_analyze_data_refs): Call vect_object_analysis and
5996 vect_get_memtag. Update stmt_vinfo fields.
5998 2005-02-12 Ira Rosen <irar@il.ibm.com>
6000 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6001 exist and are objects. Remove checks for pointer.
6002 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6003 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6004 (vect_create_data_ref_ptr): Likewise.
6005 (vect_base_addr_differ_p): New function.
6006 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6007 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6008 Don't set the DR_BASE_NAME field of data-ref.
6009 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6011 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6013 * optabs.h (enum optab_index): Add new OTI_ldexp.
6014 (ldexp_optab): Define corresponding macro.
6015 * optabs.c (init_optabs): Initialize ldexp_optab.
6016 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6018 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6020 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6021 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6023 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6024 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6027 2005-02-12 Ira Rosen <irar@il.ibm.com>
6029 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6031 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6033 (vect_get_base_and_offset): Always return an address.
6034 (vect_create_addr_base_for_vector_ref): Remove treatment for
6035 different data reference types.
6036 (vect_compute_data_ref_alignment): Rename base to base_address in
6037 stmt_vec_info. Get the object in order to force its alignment.
6038 (vect_get_memtag_and_dr): Rename base to base_address in
6039 stmt_vec_info. Extract the object for memtag analysis.
6041 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6043 PR regression/19898.
6044 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6045 changes cc_status, use apply modified_in_p to part of cc_status
6046 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6049 2005-02-11 Richard Henderson <rth@redhat.com>
6051 * tree-complex.c (expand_complex_libcall): New.
6052 (expand_complex_multiplication): Use it for c99 compliance.
6053 (expand_complex_division): Likewise.
6054 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6056 * builtins.c (built_in_names): Remove const.
6057 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6059 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6060 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6061 (built_in_names): Remove const.
6062 * c-common.c (c_common_type_for_mode): Handle complex modes.
6063 * flags.h, toplev.c (flag_complex_method): Rename from
6064 flag_complex_divide_method.
6065 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6066 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6067 * libgcc2.h: Declare them.
6068 * libgcc-std.ver: Export them.
6069 * mklibgcc.in (lib2funcs): Build them.
6071 2005-02-11 Steven Bosscher <stevenb@suse.de>
6073 PR tree-optimization/19876
6074 Partially revert my change from 2005-01-14
6075 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6076 (compute_antic): ...and remove the loop here.
6078 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6081 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6082 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6084 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6085 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6087 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6089 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6090 offsets for the big-endian 32-bit case.
6092 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6094 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6096 2005-02-11 Dale Johannesen <dalej@apple.com>
6098 * cselib.c (cselib_process_insn): Clear out regs where
6099 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6100 * reload.c (find_equiv_reg): Ditto.
6102 2005-02-11 Ian Lance Taylor <ian@airs.com>
6104 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6107 * tree.c (build_function_type_list): Work correctly if there are
6110 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6112 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6113 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6114 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6115 TARGET_ZARCH instead of TARGET_64BIT.
6117 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6119 * config/rs6000/t-rtems:
6120 (MULTILIB_OPTIONS): Remove mcpu=602.
6121 (MUTLILIB_DIRNAMES): Remove m602.
6122 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6123 Let mcpu=602 match mcpu=603.
6124 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6126 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6128 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6131 2005-02-10 David Daney <ddaney@avtrex.com>
6133 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6134 * config/i386/linux-unwind.h: Likewise.
6135 * config/ia64/linux-unwind.h: Likewise.
6136 * config/mips/linux-unwind.h: Likewise.
6137 * config/pa/linux-unwind.h: Likewise.
6138 * config/rs6000/linux-unwind.h: Likewise.
6139 * config/s390/linux-unwind.h: Likewise.
6140 * config/sh/linux-unwind.h: Likewise.
6141 * config/sparc/linux-unwind.h: Likewise.
6143 2005-02-10 Steven Bosscher <stevenb@suse.de>
6145 PR tree-optimization/17549
6146 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6147 TER to replace a DEF with its expression if the DEF and the
6148 rhs of the expression we replace into have the same root
6151 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6153 * config/mips/mips.md: Fix the placement of the match_scratch in the
6156 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6158 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6161 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6163 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6164 (strip_offset): Handle addresses.
6165 (add_address_candidates): Use strip_offset.
6166 (difference_cost): Reflect strip_offset change.
6167 (force_var_cost, difference_cost): Strip nops.
6169 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6171 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6173 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6174 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6175 config/cris/cris-protos.h, config/cris/cris.c: Update
6178 2005-02-10 Jeff Law <law@redhat.com>
6180 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6181 (lookup_avail_expr): Similarly.
6183 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6185 * builtins.c (fold_builtin_powi): New function.
6186 (fold_builtin_1): Call it.
6188 2005-02-10 Steven Bosscher <stevenb@suse.de>
6190 PR documentation/19309
6191 * doc/cpp.texi: The __GNUC__ and related predefined macros
6192 are also defined for the "standalone" cpp.
6193 Some non-GCC compilers may also define __GNUC__.
6195 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6198 * c-typeck.c (common_type): New routine. Old common_type renamed
6200 (c_common_type): ...this.
6201 (build_conditional_expr, build_binary_op): Use c_common_type instead
6204 2005-02-10 Steven Bosscher <stevenb@suse.de>
6206 * doc/md.texi: Replace @samp{length} with @code{length}.
6208 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6210 PR tree-optimization/18687
6211 * tree-flow.h (find_loop_niter): Declare.
6212 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6213 Try using scev even for loops with more than one exit.
6214 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6215 (struct ivopts_data): Added niters field.
6216 (struct nfe_cache_elt): New.
6217 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6219 (tree_ssa_iv_optimize_init): Initialize niters cache.
6220 (determine_number_of_iterations): Removed.
6221 (find_induction_variables): Do not call determine_number_of_iterations.
6222 Access niters for single exit through niter_for_single_dom_exit.
6223 (add_iv_outer_candidates): Access niters for single exit through
6224 niter_for_single_dom_exit.
6225 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6226 number_of_iterations_cond.
6227 (iv_period): New function.
6228 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6229 (may_replace_final_value): Take data argument. Use
6230 niter_for_single_dom_exit.
6231 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6232 (rewrite_use_compare): Pass data to may_eliminate_iv.
6233 (rewrite_use_outer): Pass data to may_replace_final_value.
6234 (free_loop_data): Clean up the niters cache.
6235 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6236 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6237 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6238 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6239 (num_ending_zeros): Moved to tree.c.
6240 * tree.h (num_ending_zeros): Declare.
6241 * tree.c (num_ending_zeros): Moved from tree.c.
6243 2005-02-09 Richard Henderson <rth@redhat.com>
6245 * builtins.c (DEF_BUILTIN): Add COND argument.
6246 * tree.h (DEF_BUILTIN): Likewise.
6247 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6248 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6250 (DEF_BUILTIN_STUB): New.
6251 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6252 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6253 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6254 * c-common.c (DEF_BUILTIN): Add COND argument.
6255 * tree.c (local_define_builtin): New.
6256 (build_common_builtin_nodes): New.
6258 2005-02-09 Roger Sayle <roger@eyesopen.com>
6260 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6261 floating point expression ignoring the sign of the result.
6262 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6263 (fold) <MULT_EXPR>: Use it to simplify x*x.
6264 * tree.h (fold_strip_sign_ops): Prototype here.
6265 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6266 argument. Use fold_strip_sign_ops to simplify the first argument.
6267 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6268 first argument when the second argument is an even integer
6269 constant, but only with -funsafe_math_optimizations.
6270 (fold_builtin_1): Update call to fold_builtin_copysign.
6272 2005-02-09 Ian Lance Taylor <ian@airs.com>
6275 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6276 just check whether EH_FILTER_FAILURE falls through.
6278 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6280 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6281 insns return to ready list in the next turn.
6283 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6286 * builtins.def: New __builtin_powi[lf].
6287 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6288 (expand_builtin_powi): New function.
6289 (expand_builtin): Dispatch to expand_builtin_powi.
6290 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6291 * libgcc2.c: Add __builtin_powi[lf] implementation.
6292 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6293 * optabs.h: Add powi_optab.
6294 * optabs.c (init_optabs): Initialize powi_optab.
6295 * doc/extend.texi: Document __builtin_powi[lf].
6297 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6299 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6302 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6305 * fold-const.c (try_move_mult_to_index): Remove redundant
6306 type argument. Create ADDR_EXPR with correct type.
6307 (fold): Update callers of try_move_mult_to_index. Convert
6308 result to the appropriate type.
6310 2005-02-09 Roger Sayle <roger@eyesopen.com>
6313 * config/avr/avr.c (default_rtx_costs): Delete.
6314 (avr_operand_rtx_cost): New function.
6315 (avr_rtx_costs): Completely rewrite.
6317 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6320 * config/cris/cris.c (in_code): New variable.
6321 (cris_output_addr_const): Now a static function, a wrapper for
6323 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6324 case from old cris_output_addr_const.
6325 (cris_asm_output_label_ref): Similar for LABEL_REF.
6326 (cris_output_addr_const_extra): Similar for UNSPEC.
6327 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6328 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6329 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6331 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6332 (cris_asm_output_label_ref): Declare.
6334 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6336 PR preprocessor/19801
6337 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6338 filenames that changed when libcpp was moved to the toplevel.
6340 2005-02-07 Roger Sayle <roger@eyesopen.com>
6342 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6343 zero extensions of BImode operands. Call lowpart_subreg instead
6344 of gen_lowpart_common and gen_lowpart_SUBREG.
6346 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6349 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6350 * configure.ac: Set cc_for_cross_gnattools.
6351 * configure: Regenerate.
6353 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6356 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6358 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6361 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6362 of nested functions.
6364 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6366 * doc/extend.texi: Document deprecated extensions allowing
6367 static floating-point members to have initializers and allowing
6368 floating-point literals in integral constant expressions.
6370 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6372 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6373 config/darwin7.h, config/mips/mips.c,
6374 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6377 * cse.c: Update comments.
6379 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6382 * builtins.c (fold_builtin_sqrt): Transform
6383 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6386 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6387 Dorit Naishlos <dorit@il.ibm.com>
6389 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6390 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6391 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6393 * tree.h (vect_set_verbosity_level): New extern function declaration
6395 * tree-vectorizer.h (verbosity_levels): New enum type.
6396 * tree-vectorizer.c (vect_debug_stats): Function removed.
6397 (vect_debug_details): Likewise.
6398 (vect_verbosity_level): Global variable was defined and initialized.
6399 (vect_dump): Global variable definition.
6400 (vect_print_dump_info): New function.
6401 (vect_set_dump_settings): New function.
6402 (vect_set_verbosity_level): New function.
6403 (vectorize_loops): Add call to vect_set_dump_settings.
6405 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6406 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6407 (slpeel_tree_peel_loop_to_edge): Likewise.
6409 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6410 appropriate verbosity level instead of call to vect_debug_details
6411 or vect_debug_stats.
6412 (vect_get_base_and_offset):
6413 (vect_create_addr_base_for_vector_ref):
6414 (get_vectype_for_scalar_type):
6415 (vect_create_data_ref_ptr):
6417 (vect_get_vec_def_for_operand):
6418 (vect_finish_stmt_generation):
6419 (vectorizable_assignment):
6420 (vectorizable_operation):
6421 (vectorizable_store):
6422 (vectorizable_load):
6423 (vect_transform_stmt):
6424 (vect_update_ivs_after_vectorizer):
6425 (vect_do_peeling_for_loop_bound):
6426 (vect_update_inits_of_drs):
6427 (vect_do_peeling_for_alignment):
6428 (vect_transform_loop):
6429 (vect_is_simple_use):
6430 (vect_analyze_operations):
6431 (vect_is_simple_iv_evolution):
6432 (vect_analyze_scalar_cycles):
6433 (vect_analyze_data_ref_dependence):
6434 (vect_analyze_data_ref_dependences):
6435 (vect_compute_data_ref_alignment):
6436 (vect_enhance_data_refs_alignment):
6437 (vect_analyze_data_refs_alignment):
6438 (vect_analyze_data_ref_access):
6439 (vect_analyze_data_ref_accesses):
6440 (vect_analyze_pointer_ref_access):
6441 (vect_get_memtag_and_dr):
6442 (vect_analyze_data_refs):
6443 (vect_mark_relevant):
6444 (vect_stmt_relevant_p):
6445 (vect_mark_stmts_to_be_vectorized):
6446 (vect_can_advance_ivs_p):
6447 (vect_get_loop_niters):
6448 (vect_analyze_loop_form):
6449 (vect_analyze_loop):
6450 (vectorize_loops): Likewise.
6452 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6453 (vect_update_inits_of_drs):
6454 (vect_do_peeling_for_alignment):
6455 (vect_transform_loop):
6456 (vect_analyze_operations):
6457 (vect_analyze_scalar_cycles):
6458 (vect_analyze_data_ref_dependences):
6459 (vect_analyze_data_refs_alignment):
6460 (vect_analyze_data_ref_accesses):
6461 (vect_analyze_data_refs):
6462 (vect_mark_stmts_to_be_vectorized):
6463 (vect_get_loop_niters):
6464 (vect_analyze_loop_form):
6465 (vect_analyze_loop): Likewise.
6466 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6468 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6472 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6473 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6474 either -ffast-math or -funsafe-math-optimizations is in use.
6476 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6477 * config/mips/irix-csr.c: New file.
6478 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6479 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6480 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6483 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6485 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6486 redundant, incorrect definitions.
6488 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6490 ("*tls_indirect_call"): New, reference hard regs directly.
6491 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6493 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6495 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6496 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6498 2005-02-06 Roger Sayle <roger@eyesopen.com>
6500 PR rtl-optimization/19800
6501 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6502 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6505 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6507 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6509 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6512 * doc/invoke.texi: Correct documentation of -freorder-functions.
6514 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6517 * doc/invoke.texi: Don't mention gccbug.
6519 2005-02-06 Roger Sayle <roger@eyesopen.com>
6520 Andrew Pinski <pinskia@physics.uc.edu>
6521 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6523 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6524 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6525 into just (zero_extract:SI FOO (const_int 1) BAR).
6527 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6529 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6530 macro locally. Don't give last revision date. Use GCC version
6531 number from gcc-common.texi.
6532 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6533 revision date. Use GCC version number from gcc-common.texi.
6534 Describe being a library as current state rather than as 3.x
6536 * doc/gcc.texi: Remove last update date.
6537 * doc/gccint.texi: Likewise. Update copyright dates.
6538 * doc/install.texi: Update copyright dates.
6540 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6543 * doc/invoke.texi: Mention for each option included in -Wall that
6544 it is included in -Wall.
6545 * doc/gcc.texi: Update copyright and last modification date.
6547 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6549 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6550 unnecessary cast to original induction variable increments.
6552 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6554 PR tree-optimization/18219
6555 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6556 in distributed form.
6558 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6560 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6561 Set bitpos and offset later in the function. Do nothing if the
6562 target is a register and if the bitfield lies completely outside
6564 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6565 here. Return an uninitialised register if the source value is stored
6566 in a register and the bitfield lies completely outside that register.
6568 2005-02-06 Steven Bosscher <stevenb@suse.de>
6570 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6573 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6575 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6577 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6579 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6580 * config/darwin8.h: New.
6581 * config/darwin7.h: Update comment.
6583 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6584 Dorit Naishlos <dorit@il.ibm.com>
6586 * tree-vectorizer.h (LOC): New type.
6587 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6588 (loop_line_number): New field in struct _loop_vec_info.
6589 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6591 * tree-vectorizer.c (input.h): Included.
6592 (find_loop_location): New function.
6593 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6594 loop line number removed.
6595 (vect_debug_details): Likewise.
6596 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6598 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6599 call to vect_debug_details/stats changed from loop to loop_loc.
6600 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6601 (slpeel_tree_peel_loop_to_edge): Likewise.
6603 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6604 changed from NULL to UNKNOWN_LOC.
6605 (vect_get_base_and_offset):
6606 (vect_create_addr_base_for_vector_ref):
6607 (get_vectype_for_scalar_type):
6608 (vect_create_data_ref_ptr):
6610 (vect_get_vec_def_for_operand):
6611 (vect_finish_stmt_generation):
6612 (vectorizable_assignment):
6613 (vectorizable_operation):
6614 (vectorizable_store):
6615 (vectorizable_load):
6616 (vect_transform_stmt):
6617 (vect_update_ivs_after_vectorizer):
6618 (vect_do_peeling_for_loop_bound):
6619 (vect_do_peeling_for_alignment):
6620 (vect_transform_loop):
6621 (vect_is_simple_use):
6622 (vect_analyze_operations):
6623 (vect_is_simple_iv_evolution):
6624 (vect_analyze_scalar_cycles):
6625 (vect_analyze_data_ref_dependences):
6626 (vect_compute_data_ref_alignment):
6627 (vect_enhance_data_refs_alignment):
6628 (vect_analyze_data_ref_access):
6629 (vect_analyze_data_ref_accesses):
6630 (vect_analyze_pointer_ref_access):
6631 (vect_get_memtag_and_dr):
6632 (vect_analyze_data_refs):
6633 (vect_mark_relevant):
6634 (vect_stmt_relevant_p):
6635 (vect_mark_stmts_to_be_vectorized):
6636 (vect_can_advance_ivs_p):
6637 (vect_get_loop_niters):
6638 (vect_analyze_loop):
6639 (vectorize_loops): Likewise.
6641 (vectorizable_load): Argument in call to vect_debug_details/stats
6642 changed from loop to LOOP_LOC (loop_vinfo).
6643 (vect_transform_loop):
6644 (vect_analyze_operations):
6645 (vect_analyze_scalar_cycles):
6646 (vect_analyze_data_ref_dependence):
6647 (vect_enhance_data_refs_alignment):
6648 (vect_analyze_data_ref_accesses):
6649 (vect_analyze_pointer_ref_access):
6650 (vect_analyze_data_refs):
6651 (vect_analyze_loop): Likewise.
6653 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6654 changed from loop to loop_loc.
6656 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6658 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6659 Dorit Naishlos <dorit@il.ibm.com>
6661 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6663 (vect_analyze_data_ref_dependences): Likewise.
6665 (vect_is_simple_use): Argument changed from loop structure to
6666 loop_vect_info structure.
6667 (vect_can_advance_ivs_p): Likewise.
6668 (vect_create_index_for_vector_ref): Likewise.
6669 (vect_update_ivs_after_vectorizer): Likewise.
6670 (new_stmt_vec_info): Likewise.
6672 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6673 changed from loop to loop_vinfo.
6674 (vect_create_data_ref_ptr): First argument in call to
6675 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6676 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6677 was changed from loop to loop_vinfo.
6678 (vectorizable_operation): Likewise.
6679 (vectorizable_store): Likewise.
6680 (vect_mark_stmts_to_be_vectorized): Likewise.
6681 (vect_do_peeling_for_loop_bound): First argument in call to
6682 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6683 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6684 was changed from loop to loop_vinfo.
6685 (vect_analyze_data_ref_dependences): Third argument in call to
6686 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6688 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6689 (vect_create_data_ref_ptr): Likewise.
6690 (vect_init_vector): Likewise.
6691 (vect_get_vec_def_for_operand): Likewise.
6692 (vectorizable_assignment): Likewise.
6693 (vectorizable_operation): Likewise.
6694 (vectorizable_store): Likewise.
6695 (vectorizable_load): Likewise.
6696 (vect_update_ivs_after_vectorizer): Likewise.
6697 (vect_is_simple_use): Likewise.
6698 (vect_analyze_data_ref_dependence): Likewise.
6699 (vect_analyze_pointer_ref_access): Likewise.
6700 (vect_can_advance_ivs_p): Likewise.
6702 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6703 before _stmt_vec_info.
6704 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6705 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6706 (new_stmt_vec_info): Argument changed from loop structure to
6707 loop_vect_info structure
6709 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6710 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6711 (vect_create_addr_base_for_vector_ref): Likewise.
6712 (vect_analyze_pointer_ref_access): Likewise.
6714 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6717 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6718 phi flag if the phi is abnormal.
6720 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6723 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6724 information for the new statement.
6726 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6729 * gcc.c (main): Include the target in -v output.
6731 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6733 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6734 Do not drop the extend if we'd have to add a paradoxical subreg
6735 later. Include optabs.h and insn-codes.h.
6736 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6738 2005-02-02 Roger Sayle <roger@eyesopen.com>
6741 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6742 * fold-const.c (const_binop): Avoid constant folding floating
6743 point operations in modes that use composite representations.
6744 * simplify-rtx.c (simplify_binary_operation): Likewise.
6746 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6748 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6750 (altivec_dstt): Likewise.
6751 (altivec_dstst): Likewise.
6752 (altivec_dststt): Likewise.
6753 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6756 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6758 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6759 EXPR_LOCUS from orig_cond to the new cond_stmt.
6760 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6763 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6765 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6766 standard_iv_increment_position. Remove call to bsi_next
6767 (no need to bump the iterator anymore).
6768 (vect_create_index_for_vector_ref): Call
6769 standard_iv_increment_position. Remove second function argument.
6770 (vect_finish_stmt_generation): Remove call to bsi_next
6771 (no need to bump the iterator anymore).
6772 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6773 to vect_create_index_for_vector_ref.
6775 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6777 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6778 phis are used out of the loop.
6780 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6783 * c-decl.c (undef_nested_function): New variable.
6784 (pop_scope): Diagnose undefined nested functions.
6785 (finish_function): Don't attempt cgraph processing or genericizing
6786 if current top-level function contained an undefined nested
6787 function. Reset undef_nested_function at the end of a top-level
6790 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6792 * tree.c (build_int_cst_type): Take sign of the value into account
6793 when deciding whether sign extend the value.
6795 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6798 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6799 (cpp_options, cc1_options): Change %{std*&ansi} to
6800 %{std*&ansi&trigraphs}.
6802 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6804 * cse.c: Update comments.
6806 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6808 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6809 arguments go on the stack. Do not put complex doubles in odd/even
6812 2005-02-02 Steven Bosscher <stevenb@suse.de>
6814 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6815 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6816 -ftree-pre, and -fthread-jumps.
6818 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6820 PR tree-optimization/19578
6821 * tree-flow.h (modified_noreturn_calls): Declare.
6822 (noreturn_call_p): Declare.
6823 * tree-flow-inline.h (noreturn_call_p): New function.
6824 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6825 * tree-cfg.c (modified_noreturn_calls): New variable.
6826 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6827 that contain a mid-block noreturn call.
6828 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6830 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6832 * df.c (df_def_record_1, df_uses_record): Don't use
6834 * df.h (DF_FOR_REGALLOC): Remove.
6836 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6839 * c-typeck.c (really_start_incremental_init): Reset
6840 constructor_max_index for arrays of incomplete type.
6842 2005-02-02 Jeff Law <law@redhat.com>
6844 * gcse.c (struct reg_set): Store the block index where the register
6845 was set rather than the setting insn.
6846 (record_one_set, compute_transp): Corresponding changes.
6847 (pre_insert_copy_insn): Do not call replace_one_set.
6848 (replace_one_set): Remove.
6850 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6853 * doc/gcov.texi: Fix typo.
6855 2005-02-01 Richard Henderson <rth@redhat.com
6858 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6859 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6861 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6862 * config/i386/i386-protos.h: Update.
6864 2005-02-01 Steven Bosscher <stevenb@suse.de>
6866 PR tree-optimization/19217
6867 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6868 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6869 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6870 that it is walking a PHI node.
6872 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6874 * doc/extend.texi (Nested Functions): Update.
6876 2005-02-01 Richard Henderson <rth@redhat.com>
6879 * optabs.c (expand_copysign_absneg): Export.
6880 * optabs.h (expand_copysign_absneg): Declare.
6881 * config/rs6000/rs6000.md (copysigntf3): New.
6883 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6885 PR tree-optimization/19633
6886 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6887 * tree-ssa-alias.c (init_alias_info): Initialize.
6888 (merge_pointed_to_info): Set.
6889 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6890 (dump_points_to_info_for): Show value of pt_null.
6891 (struct count_ptr_d): Declare.
6892 (find_ptr_dereference): Remove.
6893 (ptr_is_dereferenced_by): Remove.
6894 (count_ptr_derefs): New local function.
6895 (count_uses_and_derefs): New local function.
6896 (compute_points_to_and_addr_escape): Call it. If the number
6897 of dereferences is greater than zero, mark the pointer as
6898 dereferenced. If there are fewer dereferences than uses of
6899 the pointer, the pointer's value escapes.
6901 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6903 PR tree-optimization/19670
6904 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6906 (verify_use): ... set it here, instead.
6908 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6910 * doc/sourcebuild.texi (Test directives): Fix formatting.
6912 * doc/sourcebuild.texi (Test directives): Describe selector
6915 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6917 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6918 specific 64-bit CPUs.
6920 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6923 * arm.c (arm_eliminable_register): New function.
6924 (adjacent_mem_locations): Don't allow eliminable registers. Use
6925 HOST_WIDE_INT for address offsets.
6926 * arm-protos.h (arm_eliminable_register): Add prototype.
6928 2005-02-01 Steven Bosscher <stevenb@suse.de>
6930 PR optimization/15242
6931 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6932 * basic-block.h (duplicate_computed_gotos): Add prototype.
6933 * bb-reorder.c (duplicate_computed_gotos): New function to
6934 duplicate sufficiently small blocks ending in a computed jump.
6935 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6936 if not optimizing for size.
6937 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6938 never do tail merging for blocks ending in a computed jump.
6939 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6941 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6943 Patch from Richard Sandiford <rsandifo@redhat.com>
6944 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6945 from inheriting a subreg equivalence with a non-spill register.
6947 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6949 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6951 * config/frv/frv.c (movcc_fp_destination_operand): New.
6952 (gpr_or_memory_operand): Fix typo in comment.
6953 (gpr_or_memory_operand_with_scratch): New.
6954 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6955 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6956 movcc_fp_destination_operand.
6957 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6958 Legitimize memory addresses using a scratch register.
6960 2005-01-31 Jeff Law <law@redhat.com>
6962 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6963 bitmap a sparse bitmap instead of a simple bitmap.
6964 (mark_def_sites_initialize_block): Corresponding changes.
6965 (ssa_mark_def_sites_initialize_block): Likewise.
6966 (ssa_mark_phi_uses): Likewise.
6967 (mark_def_site, ssa_mark_def_sites): Likewise.
6968 (mark_def_site_blocks): Likewise.
6969 (rewrite_ssa_into_ssa): Likewise.
6971 * tree-ssa-dom.c (record_cond): Pass correct variable type
6972 for last argument to htab_find_slot_with_hash.
6974 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6975 effects when optimizing 0 % X. Do not try to optimize X % 0.
6977 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6979 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6982 2005-02-01 Eric Christopher <echristo@redhat.com>
6984 * config/mips/mips.c (override_options): Warn if -mint64
6986 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6989 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6991 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6993 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6994 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6995 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6996 (cached_regno): Initialize to INVALID_REGNUM.
6997 (cse_reg_info_table_size,
6998 cse_reg_info_table_first_uninitialized,
6999 cse_reg_info_timestamp): New.
7000 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7002 (init_cse_reg_info, get_cse_reg_info_1): New.
7003 (get_cse_reg_info): Cache the last look-up.
7004 (new_basic_block): Update the code to clear mappings from
7005 registers to cse_reg_info entries.
7006 (cse_main): Call init_cse_reg_info.
7008 * cse.c (get_cse_reg_info): Update a comment.
7010 2005-01-31 Steven Bosscher <stevenb@suse.de>
7013 * c-decl.c (start_decl): Do not warn about arrays of elements with
7014 an incomplete type here.
7015 (grokdeclarator): Do it here by making a pedwarn an error.
7016 * c-typeck.c (push_init_level): If there were previous errors with
7017 the constructor type, do not warn about braces for initializers.
7018 (process_init_element): Likewise for excess initializer elements.
7020 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7022 * cse.c (delete_trivially_dead_insn): Don't iterate.
7024 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7026 * config/rs6000/rs6000.md (copysignsf3): New expand.
7027 (copysigndf3): Likewise.
7029 2005-01-31 Steven Bosscher <stevenb@suse.de>
7031 * recog.c (constrain_operands): Only look for earlyclobber operand
7032 conflicts if an '&' constraint was seen.
7034 2005-01-31 Marc Espie <espie@openbsd.org>
7036 * config.gcc: Don't include embedded systems fragment, switches default
7037 debugging format to ELF.
7038 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7039 longer pick it up there.
7041 2005-01-31 Dale Johannesen <dalej@apple.com>
7043 * doc/extend.texi (nested functions): Fix linkage description.
7044 Clarify that static is not allowed.
7046 2005-01-31 Dale Johannesen <dalej@apple.com>
7048 * config/rs6000/darwin.md (movsf_low_di): Make work.
7049 (movdf_low_di): Make work.
7051 2005-01-31 Dale Johannesen <dalej@apple.com>
7053 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7054 Make work for 64 bit.
7056 2005-01-31 Roger Sayle <roger@eyesopen.com>
7057 Dale Johannesen <dalej@apple.com>
7060 * fold-const.c (fold_binary_op_with_conditional_arg):
7061 Make types match original operands, before STRIP_NOPS.
7063 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7065 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7066 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7067 (struct gcc_sigcontext): Delete. Merge contents to..
7068 (struct gcc_ucontext): ..here.
7069 (get_sigcontext): Delete.
7070 (get_regs): New function, like get_sigcontext but return regs ptr.
7071 64-bit version finds regs from r1 to support vdso.
7072 (ppc_linux_aux_vector): New function.
7073 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7076 2005-01-31 Ira Rosen <irar@il.ibm.com>
7078 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7080 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7081 redundant fold. Fix misalignment for MINUS_EXPR.
7082 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7083 (vect_analyze_pointer_ref_access): Likewise.
7084 (vect_get_memtag_and_dr): Likewise.
7086 2005-01-31 Richard Henderson <rth@redhat.com>
7088 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7089 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7090 absnegdf2_i387, absnegxf2_i387): Likewise.
7092 2005-01-31 Richard Henderson <rth@redhat.com>
7095 * optabs.c (expand_copysign_absneg): New.
7096 (expand_copysign_bit): Split out from ...
7097 (expand_copysign): ... here. Use expand_copysign_absneg.
7099 2005-01-30 Roger Sayle <roger@eyesopen.com>
7102 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7103 constant as the second operand and a register as the third.
7105 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7108 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7109 that dllimport'd functions do not use all call-clobbered registers
7112 2005-01-30 Richard Henderson <rth@redhat.com>
7115 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7116 expand_abs_nojump and generalize. Use operand_subword and
7117 emit_no_conflict_block. Support large modes.
7118 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7120 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7121 negation to subtraction.
7122 (expand_copysign): Check that the format has signed zeros.
7123 Use operand_subword and emit_no_conflict_block. Support large modes.
7125 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7127 Fix PR tree-optimization/19624
7129 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7130 * tree-ssa-pre.c: Add cfgloop.h.
7132 (pre_stats): New member, constified.
7133 (inserted_exprs): New static variable.
7134 (NECESSARY): New macro.
7135 (create_expression_by_pieces): Fold the expression, and
7136 mark it as defaulting to not necessary. Also put in
7138 (fully_constant_expression): New function.
7139 (insert_into_preds_of_block): Modify to not insert phis when we
7140 are playing with induction variables.
7141 Push phis onto the inserted_exprs vector, and mark them as not
7142 necessary by default.
7143 (insert_aux): Call fully_constant_expression on eprime.
7144 If all edges produce the same value, mark it constant.
7145 (mark_operand_necessary): New function.
7146 (remove_dead_inserted_code): New function.
7147 (init_pre): Init loop optimizer to get loop info.
7148 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7149 (execute_pre): Commit edge inserts, then remove dead code.
7151 2005-01-30 Richard Henderson <rth@redhat.com>
7153 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7154 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7156 2005-01-30 Richard Henderson <rth@redhat.com>
7159 * config/i386/i386.c (ix86_expand_copysign): New.
7160 (ix86_split_copysign_const): New.
7161 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7162 rearrange op1/nmask operands.
7163 * config/i386/i386-protos.h: Update.
7164 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7165 (copysigndf3): Likewise.
7166 (copysignsf3_const, copysigndf3_const): New.
7167 (copysignsf3_var): Rename from copysignsf3, split out splitter
7168 and fix split predicate for X constraint.
7169 (copysigndf3_var): Similarly.
7171 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7173 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7174 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7175 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7177 2005-01-29 Richard Henderson <rth@redhat.com>
7180 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7181 of # and * in constraints.
7183 2005-01-29 Richard Henderson <rth@redhat.com>
7186 * expr.c (store_field): Don't strip sub-mode cast when the input
7187 data is even smaller.
7189 2005-01-29 Richard Henderson <rth@redhat.com>
7192 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7195 2005-01-29 Richard Henderson <rth@redhat.com>
7197 * combine.c (make_field_assignment): Fix argument order
7200 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7202 PR tree-optimization/15791
7203 * fold-const.c (extract_array_ref): New function.
7204 (fold): Fold comparisons between &a[i] and &a[j] or
7205 semantically equivalent trees.
7207 2005-01-29 Jeff Law <law@redhat.com>
7209 * gcse.c (insert_expr_in_table): Revamp handling of available
7210 and anticipatable occurrence lists to avoid unnecessary list
7212 (insert_set_in_table): Similarly.
7214 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7216 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7218 (c_build_qualified_type): Build qualified array types with
7219 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7220 * c-decl.c (c_make_fname_decl): Build unqualified array type
7221 before qualified type.
7222 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7223 type is qualified, not just if type itself is. Don't apply
7224 qualifiers to array type when declarator is processed. Apply
7225 qualifiers to field type whether or not it is an array type.
7226 Don't handle array types specially for applying qualifiers to
7228 * c-typeck.c (composite_type): Build unqualified element type and
7229 array type when forming composite of array types.
7230 (common_pointer_type, comptypes, comp_target_types,
7231 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7232 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7234 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7235 (args2) in variables a1 and a2.
7237 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7239 * cse.c (n_elements_made, max_elements_made): Remove.
7240 (insert): Don't touch n_elements_made.
7241 (cse_main): Don't touch n_elements_made or max_elements_made.
7243 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7246 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7247 configuration part of dp-bit.c to be lost.
7249 2005-01-28 Roger Sayle <roger@eyesopen.com>
7251 * expmed.c (expand_mult_highpart_optab): When attempting to use
7252 a non-widening multiplication in a wider mode, the operands need
7253 to be converted (zero or sign extended) to that mode.
7255 2005-01-28 Ian Lance Taylor <ian@airs.com>
7259 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7260 through if both operands fall through.
7262 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7264 * cse.c (fold_rtx) <PC>: Don't optimize.
7266 2005-01-28 Jeff Law <law@redhat.com>
7268 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7269 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7271 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7273 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7274 cse_reg_info_used_list_end): Remove.
7275 (cse_reg_info_list, cse_reg_info_list_free): New.
7276 (get_cse_reg_info): When allocating an instance of
7277 cse_reg_info, add it to the beginning of the cse_reg_info_list
7278 list. Remove code to maintain cse_reg_info_used_list.
7279 (new_basic_block): Reset the free list to the beginning of
7282 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7284 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7285 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7286 (frv_expand_mdpackh_builtin): New function.
7287 (frv_expand_builtin): Use it to expand __MDPACKH.
7288 * doc/extend.texi (__MDPACKH): Update documentation.
7290 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7292 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7293 SSE_FLOAT_MODE_P for use_sse computation.
7295 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7298 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7300 2005-01-27 Richard Henderson <rth@redhat.com>
7302 * builtins.c (expand_builtin_copysign): New.
7303 (expand_builtin): Call it.
7304 * genopinit.c (optabs): Add copysign_optab.
7305 * optabs.c (init_optabs): Initialize it.
7306 (expand_copysign): New.
7307 * optabs.h (OTI_copysign, copysign_optab): New.
7308 (expand_copysign): Declare.
7310 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7311 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7313 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7314 (ix86_expand_fp_absneg_operator): ... here.
7315 (ix86_split_copysign): New.
7316 * config/i386/i386-protos.h: Update.
7317 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7318 (copysignsf3, copysigndf3): New.
7320 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7321 (copysignsf3, ncopysignsf3): New.
7322 (copysigndf3, ncopysigndf3): New.
7323 (copysignxf3, ncopysignxf3): New.
7324 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7326 2005-01-27 Arend Bayer <arend.bayer@web.de>
7327 Kazu Hirata <kazu@cs.umass.edu>
7329 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7330 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7331 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7334 2005-01-27 Jeff Law <law@redhat.com>
7336 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7337 definitions of SSA_NAMEs which are not being rewritten.
7338 (rewrite_ssa_into_ssa): Only initialize the current definition
7339 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7340 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7341 SSA_NAMEs before returning.
7343 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7345 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7346 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7347 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7348 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7349 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7351 2005-01-27 Steven Bosscher <stevenb@suse.de>
7354 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7355 higher to -O2 and higher. Likewise for tree PRE.
7356 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7359 2005-01-27 Ian Lance Taylor <ian@airs.com>
7362 * gimple-low.c (try_catch_may_fallthru): New static function.
7363 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7364 * tree-inline.c (expand_call_inline): Don't warn about reaching
7365 the end of a non-void function being inlined if the function uses
7368 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7370 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7373 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7374 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7375 (implicitly_declare): Handle error_mark_node.
7377 2005-01-27 Richard Henderson <rth@redhat.com>
7380 * tree.h (struct tree_decl): Add debug_expr_is_from.
7381 (DECL_DEBUG_EXPR_IS_FROM): New.
7382 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7383 * dwarf2out.c (dwarf2out_var_location): Update to match.
7384 * tree-outof-ssa.c (create_temp): Likewise.
7385 * var-tracking.c (track_expr_p): Likewise.
7386 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7387 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7388 * toplev.c (default_tree_printer): Likewise.
7390 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7392 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7393 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7395 2005-01-27 Steven Bosscher <stevenb@suse.de>
7397 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7398 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7399 ASM_CLOBBERS): Add tree checks.
7401 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7402 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7403 * c-common.def (SWITCH_STMT): Update to match.
7404 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7405 macros instead of SWITCH_EXPR ones.
7406 * c-dump.c (c_dump_tree): Likewise.
7407 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7408 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7410 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7412 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7414 * unwind-dw2.c (execute_stack_op): Add missing cases for
7415 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7417 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7419 * config.gcc (Obsolete configurations): Remove 'dummy', add
7420 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7423 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7425 PR tree-optimization/19633
7426 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7428 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7429 are no call-clobbered variables.
7430 * tree-outof-ssa.c (check_replaceable): Return false for calls
7433 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7435 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7436 even for variables with NULL DECL_INITIAL.
7438 2005-01-26 Stuart Hastings <stuart@apple.com>
7440 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7442 2005-01-26 Richard Henderson <rth@redhat.com>
7445 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7447 * expr.c (store_field): Strip conversions to odd-bit-sized types
7448 if the destination field width matches.
7450 2005-01-26 Richard Henderson <rth@redhat.com>
7452 * c-decl.c, expmed.c, expr.c: Revert last change.
7454 2005-01-26 Richard Henderson <rth@redhat.com>
7457 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7459 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7460 if we don't need the bits above those present in the current mode.
7461 * expr.c (store_field): Strip conversions to odd-bit-sized types
7462 if the destination field width matches.
7464 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7466 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7467 either -ffast-math or -funsafe-math-optimizations is in use.
7469 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7473 * config/avr/avr.c (notice_update_cc): Only set condition code for
7474 ashrqi3 if shift count > 0.
7475 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7476 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7477 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7478 count <= 0 as a no-op, and shift count >= width by copying zero
7479 or sign bit to all bits of the result.
7480 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7481 count, with attribute "length" set to 0 and "cc" set to "none".
7483 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7485 * doc/invoke.texi: Document -mTLS.
7487 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7488 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7489 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7490 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7491 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7492 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7493 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7494 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7496 * configure.ac: Check for a TLS capable gas.
7498 * configure: Regenerate.
7500 2005-01-26 Richard Henderson <rth@redhat.com>
7503 * combine.c (make_field_assignment): Simplify store to zero_extract
7504 from a source with an overlapping mask.
7506 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7508 2004-11-11 Eric Christopher <echristo@redhat.com>
7510 * config/frv/frv.md: Add fr400_integer automaton. Don't
7511 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7514 2005-01-26 Steven Bosscher <stevenb@suse.de>
7517 * cfgbuild.c (make_edges): Do not clear or set
7518 current_function_has_computed_jump.
7519 * function.h (struct function): Remove the has_computed_jump field.
7520 (current_function_has_computed_jump): Do not define.
7521 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7522 in a computed jump. Ignore current_function_has_computed_jump.
7524 2005-01-26 Richard Henderson <rth@redhat.com>
7527 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7528 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7530 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7531 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7532 objects into static storage if they have more than one non-zero value.
7533 * tree.h (categorize_ctor_elements): Update decl.
7535 2005-01-26 Steven Bosscher <stevenb@suse.de>
7538 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7539 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7540 to this function from 2004-07-10.
7541 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7542 the current function for tail call optimizations if the address
7543 of one of it its arguments is taken.
7545 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7547 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7549 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7551 * function.c (expand_function_end): If current_function_calls_alloca,
7552 emit stack restore in a place that is reached when the function falls
7555 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7557 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7558 rule to avoid matching inappropriate suffix rule.
7560 2005-01-26 Jan Hubicka <jh@suse.cz>
7562 PR tree-optimization/19241
7563 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7565 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7567 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7568 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7570 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7571 <sim*>: Always use crt1.o, regardless of N in simN.
7572 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7573 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7574 (CRT_CALL_STATIC_FUNCTION): Remove.
7575 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7576 use crt1.o, regardless of N in simN.
7577 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7578 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7579 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7580 case isystem setting.
7581 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7583 2005-01-25 Ian Lance Taylor <ian@airs.com>
7585 * gimple-low.c (block_may_fallthru): Correct handling of
7586 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7588 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7590 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7591 handlers to match indentation; nested under the mtune=* handler.
7592 Similar for mcpu= and march=.
7594 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7596 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7597 * config/mips/linux64.h (LIB_SPEC): Likewise.
7598 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7599 * config/sh/linux.h (LIB_SPEC): Likewise.
7601 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7603 * config/frv/frv.c (frv_legitimize_tls_address): New.
7604 (TARGET_HAVE_TLS): Define.
7605 (FRV_SYMBOL_REF_TLS_P): Define.
7606 (frv_override_options): Handle new register classes.
7607 (frv_legitimate_address_p): Reject tls addresses.
7608 (frv_legitimize_address): Handle TLS addresses.
7609 (gen_inlined_tls_plt): New.
7611 (frv_legitimize_tls_address): New.
7612 (unspec_got_name): Add TLS entries.
7613 (got12_operand): Add R_FRV_TLSMOFF12 case.
7614 (frv_emit_move): Fixup TLS addresses.
7615 (frv_emit_movsi): Legitimize TLS addresses.
7617 * config/frv/frv.h (MASK_BIG_TLS): New.
7618 (TARGET_BIG_TLS): New.
7619 (HAVE_AS_TLS): Define.
7620 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7621 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7622 (REG_CLASS_NAMES): Same.
7623 (REG_CLASS_CONTENTS): Same.
7624 (CONSTRAINT_LEN): New.
7625 (REG_CLASS_FROM_CONSTRAINT): New.
7626 (PREDICATE_CODES): Add symbolic_operand.
7628 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7629 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7630 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7631 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7632 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7633 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7634 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7635 GR9_REG, GR14_REG, LRREG.
7636 (type): Add load_or_call attribute.
7637 ("load_or_call"): New reservation.
7638 ("call_gettlsoff"): New.
7639 ("tls_indirect_call"): New.
7640 ("tls_load_gottlsoff12"): New.
7641 ("tlsoff_hilo"): New.
7642 ("tls_tlsdesc_ldd"): New.
7643 ("tls_tlsoff_ld"): New.
7646 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7648 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7650 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7651 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7652 * config/frv/frv.c (TLS_BIAS): Define.
7653 (frv_output_dwarf_dtprel): New.
7655 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7657 PR rtl-optimization/19579
7658 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7659 both A and B, see if they don't clobber registers the other expr uses.
7661 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7663 * real.c (do_add): Initialize signalling and canonical members.
7665 * real.c (real_from_integer): Zero out destination.
7667 2005-01-18 Jan Hubicka <jh@suse.cz>
7669 PR tree-optimize/19337
7670 * tree-inline.c (initialize_inlined_parameters): Copy
7671 saved_static_chain_decl only.
7673 2005-01-25 Richard Henderson <rth@redhat.com>
7677 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7678 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7679 80387 enabled, to return a proper subclass. Return the subset that
7680 overlaps with GENERAL_REGS for PLUS.
7681 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7683 2005-01-25 Richard Henderson <rth@redhat.com>
7686 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7688 2005-01-25 Roger Sayle <roger@eyesopen.com>
7690 * expmed.c (choose_multiplier): Change interface to return the
7691 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7692 (expand_divmod): Update calls to choose_multiplier.
7694 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7697 * expmed.c (extract_bit_field): Use adjust_address instead of
7698 gen_lowpart when op0 is a MEM.
7700 2005-01-24 Steven Bosscher <stevenb@suse.de>
7702 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7704 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7706 * config/mips/irix-csr.c: New file.
7707 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7708 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7709 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7712 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7715 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7716 sparc/elf.h, add sparc/sp-elf.h.
7717 (sparc-*-rtems*): Likewise.
7718 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7719 tm-dwarf2.h, add sparc/sp-elf.h.
7720 (sparc86x-*-elf): Likewise.
7721 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7722 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7723 TARGET_OS_CPP_BUILTINS.
7724 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7725 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7727 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7728 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7729 (SWITCH_TAKES_ARG): Likewise.
7730 (LOCAL_LABEL_PREFIX): Likewise.
7731 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7732 (TARGET_N_FORMAT_TYPES): Delete.
7733 (TARGET_FORMAT_TYPES): Likewise.
7734 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7735 * config/sparc/elf.h: Delete.
7736 * config/sparc/sp-elf.h: New file.
7738 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7740 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7741 * tree-flow.h: Remove the corresponding prototype.
7742 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7743 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7745 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7748 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7749 for AIX ABI or ELF -fPIC.
7750 (rs6000_emit_load_toc_table): Don't create toc_section here.
7751 (rs6000_xcoff_file_start): Nor here.
7753 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7755 * sh.c (ra.h): Don't #include.
7756 (hard_regs_intersect_p): New function, resurrected from ra.c.
7758 * sh.c: Fix 1996 Copyright.
7760 2005-01-24 Richard Henderson <rth@redhat.com>
7761 Aldy Hernandez <aldyh@redhat.com>
7763 * regrename.c (note_sets): Handle subregs.
7765 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7768 * genconditions.c (write_header, write_conditions): Elide file if
7771 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7773 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7774 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7777 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7779 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7780 expand_builtin_printf, expand_builtin_fprintf,
7781 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7782 checking against POINTER_TYPE.
7783 (validate_arglist): Handle POINTER_TYPE code by checking
7786 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7788 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7790 (for_each_rtx): Call for_each_rtx_1.
7791 * rtl.h (init_rtlanal): Declare.
7792 * toplev.c (backend_init): Call init_rtlanal.
7794 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7796 * flow.c (propagate_one_insn): Formatting.
7799 * flow.c (libcall_dead_p): Be more conservative if unsure.
7800 If there are any instructions between insn and call, see if they are
7801 all dead before saying the libcall is dead.
7803 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7805 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7806 operand constraint for operand 0.
7808 2005-01-23 Richard Henderson <rth@redhat.com>
7811 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7812 edges leading to join block.
7814 2005-01-23 Roger Sayle <roger@eyesopen.com>
7816 * expmed.c (expand_mult_highpart): Make static. Change type of
7817 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7818 (expand_divmod): Updates calls to expand_mult_highpart by using
7819 gen_int_mode to pass a CONST_INT rtx.
7820 * rtl.h (expand_mult_highpart): Remove prototype.
7822 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7824 * flow.c (regset_bytes, regset_size): Remove.
7826 * cfganal.c: Fix a reference to Harvey's paper.
7828 2005-01-23 Steven Bosscher <stevenb@suse.de>
7830 PR rtl-optimization/19464
7831 * tree-optimize.c (init_tree_optimization_passes): Add one more
7832 copyrename pass just before out-of-ssa.
7834 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7837 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7838 * ggc-none.c (ggc_free): Define.
7840 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7842 * cse.c (max_reg, max_insn_uid): Remove.
7843 (cse_main): Don't access max_reg or max_insn_uid.
7845 * c-common.c (explicit_flag_signed_bitfields,
7846 lang_statement_code_p, lang_expand_function_end): Remove.
7847 * c-common.h: Remove the corresponding declarations.
7848 * c-opts.c (c_common_handle_option): Remove all write access
7849 to explicit_flag_signed_bitfields.
7851 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7852 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7853 * cgraph.h: Remove the corresponding declaration.
7855 * gcse.c (null_pointer_info): Remove.
7857 2005-01-23 Roger Sayle <roger@eyesopen.com>
7858 Eric Botcazou <ebotcazou@libertysurf.fr>
7860 * combine.c (simplify_logical): Only simplify logical expressions
7861 of the form ior(and(x,y),z) by the inverse distributive law if the
7862 result is cheaper than the original.
7864 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7866 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7867 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7868 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7869 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7870 config/freebsd-spec.h, config/arm/arm.h,
7871 config/h8300/h8300.md, config/i386/i386.md,
7872 config/i386/predicates.md, config/i386/sse.md,
7873 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7874 config/vax/vax.md: Fix comment typos. Follow spelling
7877 2005-01-23 Steven Bosscher <stevenb@suse.de>
7879 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7880 tests, instead of `less than'.
7882 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7884 * function.c (assign_parm_setup_block): When creating a new stack slot
7885 for a parameter, get its alignment from the parameter's DECL_ALIGN
7886 rather than the type's TYPE_ALIGN. Make sure that the parameter
7887 is at least word aligned.
7889 2005-01-22 Roger Sayle <roger@eyesopen.com>
7892 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7894 2005-01-22 Richard Henderson <rth@redhat.com>
7897 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7898 in both compare operands.
7899 (movdfcc_1_sse_max): Likewise.
7900 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7901 (movdfcc_1_sse): Likewise.
7902 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7903 scratch register as needed.
7905 2005-01-22 Richard Henderson <rth@redhat.com>
7907 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7909 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7911 2005-01-22 Richard Henderson <rth@redhat.com>
7913 * genopinit.c (optabs): Use smin/smax for floating point too.
7914 * doc/md.texi: Update to match. Clarify that floating point
7915 results are undefined for +0/-0 and NaN.
7916 * doc/rtl.texi: Likewise.
7917 * rtl.def (SMIN, SMAX): Likewise
7918 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7920 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7921 leading 's' to the name.
7922 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7923 smaxxf3, sminxf3): Likewise.
7924 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7927 2005-01-22 Paul Brook <paul@codesourcery.com>
7929 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7931 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7933 * config/s390/s390.c (struct processor_costs): New fields
7934 dlgr, dlr, dr, dsgfr, dsgr.
7935 (z900_cost, z990_cost): Values for new fields.
7936 (s390_rtx_costs): New cases MEM und COMPARE in switch
7937 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7938 DIV, MOD, UDIV, UMOD.
7940 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7942 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7943 into the register being decremented.
7944 ("doloop_si31", "doloop_di"): Likewise.
7945 ("*doloop_si_long"): Adapt pattern.
7947 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7949 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7951 (CLASS_MAX_NREGS): Likewise.
7953 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7955 * doc/tree-ssa.texi (Statement Operands): Add example for new
7956 must-def macro. Note deprecation of old operands interface.
7958 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7960 PR tree-optimization/19484
7961 * tree-cfg.c (remove_fallthru_edge): New function.
7962 (cleanup_control_flow): Remove fallthru edges from calls that are
7963 now known not to return.
7965 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7967 Fix PR tree-optimization/19038
7968 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7969 copies with loop variant ones.
7971 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7973 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7974 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7975 config/alpha/alpha.md, config/alpha/predicates.md,
7976 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7977 config/sparc/sol2.h: Update copyright.
7979 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7980 first label to see if it is a nonlocal label.
7982 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7983 Andrew Pinski <pinskia@physics.uc.edu>
7986 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7987 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7989 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7991 * config/rs6000/rtems.h: Update copyright.
7993 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7996 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7997 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7998 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8000 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8003 * c-typeck.c (convert_arguments): Check for error_mark_node.
8005 2005-01-21 Ian Lance Taylor <ian@airs.com>
8007 PR tree-optimization/13000
8008 * tree-inline.c: Include "tree-flow.h".
8009 (expand_call_inline): If warn_return_type, warn if non-void inline
8010 function falls through.
8011 * tree-cfg.c (execute_warn_function_return): Don't warn about
8012 control reaching end if TREE_NO_WARNING is set. Set
8014 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8016 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8017 branch if we don't need one.
8018 * c-typeck.c: Include "tree-flow.h"
8019 (c_finish_bc_stmt): Don't add a goto if the current statement
8020 list doesn't fall through to the current point.
8022 2005-01-21 Roger Sayle <roger@eyesopen.com>
8024 PR rtl-optimization/576
8025 * real.c (real_arithmetic): Change return type from void to bool
8026 to return an indication that the result may be inexact.
8027 * real.h (real_arithmeric): Update prototype.
8028 * fold-const.c (const_binop): Don't constant fold floating
8029 point expressions when the user specifies -frounding-math and
8030 the result may depend upon the run-time rounding mode.
8031 (fold_convert_const_real_from_real): Clean-up.
8032 (fold_initializer): Ignore flag_rounding_math for initializers.
8033 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8034 constant fold FP operations with flag_rounding_math if the
8035 result may depend upon the run-time rounding mode.
8037 2005-01-21 Tom Tromey <tromey@redhat.com>
8039 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8041 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8043 * tree-cfg.c: Fix comment typos.
8045 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8047 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8048 around the call to rest_of_handle_branch_target_load_optimize.
8050 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8052 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8053 (sparc64-*-openbsd*): Likewise.
8054 (sparclite-*-elf*): Include tm-dwarf2.h.
8055 (sparc86x-*-elf*): Likewise.
8056 (sparc64-*-elf*): Likewise.
8057 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8058 (DBX_DEBUGGING_INFO): Likewise.
8059 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8060 (PREFERRED_DEBUGGING_TYPE): Likewise.
8061 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8062 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8063 (PREFERRED_DEBUGGING_TYPE): Likewise.
8064 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8065 (PREFERRED_DEBUGGING_TYPE): Likewise.
8066 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8068 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8071 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8073 2005-01-20 Paul Brook <paul@codesourcery.com>
8075 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8077 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8079 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8080 label is first in a sequence of labels.
8082 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8084 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8085 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8087 * doc/sourcebuild.texi (Test Directives): New.
8089 2005-01-20 Roger Sayle <roger@eyesopen.com>
8091 * real.c (real_floor): Don't leave the result uninitialized when
8092 mode is VOIDMode, but return the unrounded intermediate value.
8093 (real_ceil): Likewise.
8095 2005-01-20 Paul Brook <paul@codesourcery.com>
8097 * config/arm/arm.md (insv): Use gen_int_mode.
8099 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8101 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8102 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8103 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8104 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8105 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8107 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8110 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8111 fbreg, so we have to assume we can't.
8112 (loc_descriptor_from_tree_1): Ditto.
8113 (containing_function_has_frame_base): New function.
8114 (add_location_or_const_value_attribute): Use it.
8115 Also try to generate a frame_base from a single element location
8118 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8120 PR tree-optimization/15349
8121 * timevar.def (TV_TREE_MERGE_PHI): New.
8122 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8124 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8125 calls to tree_forwarder_block_p.
8126 (remove_forwarder_block_with_phi, merge_phi_nodes,
8127 gate_merge_phi, pass_merge_phi): New.
8128 * tree-optimize.c (init_tree_optimization_passes): Add
8130 * tree-pass.h: Add an extern for pass_merge_phi;
8132 2005-01-20 Richard Henderson <rth@redhat.com>
8135 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8136 (_mm_castps_pd, _mm_castps_si128): New.
8137 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8139 2005-01-20 Richard Henderson <rth@redhat.com>
8142 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8143 __builtin_ia32_vec_init_v2si.
8144 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8145 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8146 (ix86_init_mmx_sse_builtins): Create it.
8147 (ix86_expand_builtin): Expand it.
8148 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8149 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8150 (vec_extractv2si_0, vec_extractv2si_1): New.
8152 2005-01-20 Richard Henderson <rth@redhat.com>
8155 * config/i386/i386.c (ix86_expand_push): New.
8156 * config/i386/mmx.md (push<MMXMODE>1): New.
8157 * config/i386/sse.md (push<SSEMODE>1): New.
8158 * config/i386/i386-protos.h: Update.
8160 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8162 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8165 2005-01-20 Richard Henderson <rth@redhat.com>
8167 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8168 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8170 2005-01-19 Richard Henderson <rth@redhat.com>
8173 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8174 to V4SFmode in SSE1 fallback load path.
8176 2005-01-19 Richard Henderson <rth@redhat.com>
8178 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8179 in QImode expansion to ix86_expand_vector_set.
8180 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8182 2005-01-19 Richard Henderson <rth@redhat.com>
8185 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8186 subclass of the input class.
8187 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8188 Always true for cross-SSE1 classes. Rationalize conditionals.
8189 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8190 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8191 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8192 (movdi_2): Add MMX/SSE zeros.
8193 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8194 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8195 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8196 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8197 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8198 (zero_extendsidi2_rex64_1): Remove.
8199 (MOV0 peephole): Check GENERAL_REG_P.
8201 2005-01-19 Richard Henderson <rth@redhat.com>
8204 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8206 (ix86_expand_vector_extract): Likewise.
8208 2005-01-19 Richard Henderson <rth@redhat.com>
8211 * expr.c (emit_move_change_mode): New argument force; use
8212 simplify_gen_subreg if true.
8213 (emit_move_via_alt_mode): Merge into ...
8214 (emit_move_via_integer): ... here.
8215 (emit_move_ccmode): Use emit_move_change_mode directly.
8217 2005-01-19 Richard Henderson <rth@redhat.com>
8220 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8221 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8222 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8224 (alpha_emit_set_const): Likewise. Make static.
8225 (alpha_emit_set_long_const): Make static.
8226 (alpha_extract_integer): Split out from alpha_expand_mov.
8227 (alpha_split_const_mov): Likewise.
8228 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8229 (alpha_legitimate_constant_p): New.
8230 * config/alpha/alpha-protos.h: Update.
8231 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8232 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8233 * config/alpha/alpha.md (movsi): Add n alternative.
8234 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8235 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8236 (splitters for all of the above): Use alpha_split_const_mov.
8237 * config/alpha/predicates.md (non_add_const_operand): New.
8238 (non_zero_const_operand): New.
8239 (input_operand): Use alpha_legitimate_constant_p after reload.
8241 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8243 PR tree-optimization/19038
8244 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8245 (add_candidate): Add ivs with increment in latch only if
8246 allow_ip_end_pos_p is true.
8247 (determine_iv_cost): Use empty_block_p.
8249 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8251 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8252 (compute_dominance_frontiers): Ditto.
8254 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8257 * config/sh/t-rtems: New.
8258 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8260 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8262 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8263 the offset of the selected field.
8265 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8267 * tree-cfg.c (remove_forwarder_block): Fix the check to
8268 prevent a nonlocal label from appearing in the middle of a
8271 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8273 PR rtl-optimization/19462
8274 * reorg.c (find_end_label): Create return insn only if
8275 current_function_epilogue_delay_list is empty.
8277 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8279 * doc/passes.texi: Remove paragraph mentioning new-ra.
8281 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8283 PR rtl-optimization/15139
8284 * combine.c: Include params.h.
8285 (count_rtxs): New function.
8286 (record_value_for_reg): If replace_rtx would replace at least
8287 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8288 (clobber (const_int 0)) instead of TEM.
8289 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8290 * params.h (MAX_LAST_VALUE_RTL): New.
8291 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8292 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8295 * c-typeck.c (digest_init): Only call build_vector if all constructor
8296 elements are *_CST nodes.
8297 * gimplify.c (gimplify_init_constructor): Likewise.
8300 * c-typeck.c (digest_init): Only call build_vector if inside_init
8303 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8305 * toplev.c (init_asm_output): Remove dead #ifdef.
8307 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8309 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8311 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8313 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8314 accessing DECL_FUNCTION_CODE.
8315 * dojump.c (do_jump): Likewise.
8316 * gimplify.c (gimplify_call_expr): Likewise.
8317 * predict.c (expr_expected_value): Likewise.
8318 (strip_builtin_expect): Likewise.
8319 * tree-inline.c (estimate_num_insns_1): Likewise.
8320 * tree-ssa-loop-im.c (stmt_cost): Likewise
8321 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8322 (tree_expr_nonnegative_p): Likewise.
8324 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8326 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8327 variant of the load_pcrel_sym pattern.
8328 * config/sparc/sparc.md (P macro): Move to the top.
8329 (load_pcrel_sym): Macroize using P.
8330 (save_register_window): Likewise.
8332 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8334 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8337 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8340 * c-typeck.c (build_asm_expr): Strip nops off
8341 input memory operands.
8343 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8345 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8346 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8347 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8348 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8350 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8353 * config/i386/i386.c (override_options): If the 80387 is disabled,
8354 then do not return FP values using FP registers.
8356 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8358 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8359 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8360 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8361 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8362 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8363 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8364 output.h, postreload-gcse.c, postreload.c, recog.c,
8365 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8366 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8367 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8368 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8369 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8370 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8371 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8372 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8374 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8375 config/alpha/alpha.c, config/arm/vfp.md,
8376 config/i386/emmintrin.h, config/i386/i386-modes.def,
8377 config/i386/i386-protos.h, config/i386/i386.h,
8378 config/i386/pmmintrin.h, config/i386/ppro.md,
8379 config/i386/predicates.md, config/i386/xmmintrin.h,
8380 config/i860/i860.c, config/ia64/ia64-modes.def,
8381 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8382 config/ia64/ia64.md, config/ia64/itanium1.md,
8383 config/ia64/itanium2.md, config/ia64/predicates.md,
8384 config/iq2000/iq2000.h, config/mips/linux64.h,
8385 config/rs6000/aix41.h, config/rs6000/aix43.h,
8386 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8387 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8388 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8389 config/sparc/linux64.h, config/sparc/litecoff.h,
8390 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8391 config/sparc/sparc.h, config/sparc/sparc.md,
8392 config/sparc/sysv4-only.h: Update copyright.
8394 2005-01-18 Richard Henderson <rth@redhat.com>
8397 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8399 2005-01-18 Marc Espie <espie@openbsd.org>
8400 * config/i386/openbsdelf.h: Typo.
8402 2005-01-18 Richard Henderson <rth@redhat.com>
8404 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8405 special case for sse.
8406 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8408 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8410 * tree-inline.c (estimate_num_insns_1): Added cases for
8411 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8413 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8415 PR rtl-optimization/19296
8416 * combine.c (simplify_comparison): Rewrite the condition under
8417 which a non-paradoxical SUBREG of a PLUS can be lifted when
8418 compared against a constant.
8420 2005-01-18 Andi Kleen <ak@muc.de>
8422 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8423 * c.opt (-Wpointer-sign): Add.
8424 * doc/invoke.texi: (-Wpointer-sign): Add.
8426 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8428 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8429 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8430 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8431 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8432 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8433 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8434 for TARGET_MIX_SSE_I387.
8435 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8436 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8437 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8438 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8439 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8440 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8441 TARGET_MIX_SSE_I387.
8442 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8445 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8448 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8449 Add movaps alternative for xmm reg->reg move.
8451 2005-01-17 Jeff Law <law@redhat.com>
8453 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8454 at the end of the main DOM loop rather than just before DOM exits.
8456 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8458 PR tree-optimization/19121
8459 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8460 adding aliases to a name tag, also add them to the pointer's
8462 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8463 sensitive alias info at all. Only check that the two pointers
8464 have compatible pointed-to sets.
8465 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8466 a pointer's type tag is a superset of the alias set of the
8469 2005-01-17 James E Wilson <wilson@specifixinc.com>
8472 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8473 comment to document why.
8475 2005-01-17 Richard Henderson <rth@redhat.com>
8477 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8478 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8479 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8480 sse2_vmsminv2df3_finite): New.
8481 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8482 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8483 Force op1 into register.
8485 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8487 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8488 bubblestrap from always rebuilding build directory.
8490 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8492 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8493 ("*cmpmem_short"): Likewise.
8495 2005-01-17 Steven Bosscher <stevenb@suse.de>
8497 * basic-block.h: Document BB_* flags.
8498 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8499 use an sbitmap instead.
8500 * sched-rgn.c (compute_trg_info): Likewise.
8502 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8504 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8505 redundant target_cpu_default and extra_parts lines. Use the default
8507 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8508 (SUBTARGET_EXTRA_SPECS): Delete.
8509 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8510 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8511 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8512 and "n32" for -mabi=n32.
8514 2005-01-17 Ian Lance Taylor <ian@airs.com>
8517 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8518 fold constant variables into initial values.
8520 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8522 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8524 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8525 through the statements backward.
8527 2005-01-17 Ian Lance Taylor <ian@airs.com>
8529 PR middle-end/13127:
8530 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8531 a variable set to the return value of the inlined function.
8533 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8535 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8536 when modes are tieable.
8538 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8540 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8541 of pthread_create to find out if threads are enabled.
8542 * gthr-posix95.h (__gthread_active_p): Likewise.
8544 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8546 * common.opt (-fnew-ra): Remove.
8548 * toplev.h (flag_new_regalloc): Remove.
8549 * Makefile.in (ra*.*): Don't mention.
8550 * passes.c (rest_of_handle_new_regalloc): Remove.
8551 (rest_of_handle_combine, rest_of_compilation): Always consider
8552 flag_new_regalloc as false.
8553 * doc/invoke.texi: Don't document -fnew-ra.
8555 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8557 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8558 last parameter to reg_scan.
8559 * loop.c (loop_optimize): Likewise.
8560 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8561 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8562 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8563 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8564 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8565 * regclass.c (reg_scan): Likewise, for the declaration.
8566 * rtl.h (reg_scan): Likewise, for the prototype.
8568 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8570 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8571 mark_dfs_back_edges.
8573 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8575 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8576 (compute_avail): Uses don't go in tmp_gen.
8578 2005-01-16 Steven Bosscher <stevenb@suse.de>
8580 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8581 loop to look for a free slot in a page entry.
8583 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8586 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8587 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8588 just before targetm.asm_out.file_end.
8589 * tree.h (process_pending_assemble_output_defs): Declare.
8590 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8592 (assemble_alias): Defer generation of assembly code for defines when
8593 TARGET_DEFERRED_OUTPUT_DEFS is true.
8594 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8595 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8596 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8598 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8601 * pa.c (pa_scalar_mode_supported_p): New function.
8602 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8603 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8605 * pa-protos.h (prefetch_operand): Delete.
8606 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8607 * pa.c (prefetch_operand): Delete.
8608 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8609 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8610 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8611 and prefetch_nocc_operand.
8612 * pa.md (prefetch): Rework to avoid reload problems handling short
8613 displacements when a cache control completer needs to be provided.
8614 (prefetch_32, prefetch_64): Delete.
8615 (prefetch_cc, prefetch_nocc): New patterns.
8617 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8619 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8621 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8624 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8625 exceeds maximum alignment for global common data.
8626 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8627 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8629 2004-01-15 Roger Sayle <roger@eyesopen.com>
8631 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8633 2004-01-15 Roger Sayle <roger@eyesopen.com>
8635 * harg-reg-set.h (reg_class_names): Prototype global array.
8636 * regclass.c (reg_class_names): Declare here and initialize to
8638 (dump_regclass): Remove local declaration of reg_class_names.
8639 (regclass): Likewise.
8640 * cfg.c (dump_flow_info): Likewise.
8641 * ra-debug.c (reg_class_names): Likewise.
8642 * regrename.c (reg_class_names): Likewise.
8643 * reload.c (reg_class_names): Likewise.
8644 * reload1.c (spill_failure): Likewise.
8645 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8647 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8649 * config/s390/s390.md ("reload_outti"): Remove predicate for
8650 output operand. Abort if operand is not a MEM.
8651 ("reload_outdi", "reload_outdf"): Likewise.
8653 2005-01-15 Marc Espie <espie@openbsd.org>
8655 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8656 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8657 * config/openbsd.h: Fix C++ includes for native configurations.
8658 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8659 Add trampoline support.
8660 * config/i386/openbsdelf.h: New.
8662 2005-01-15 Marc Espie <espie@openbsd.org>
8664 * collect2.c (main): Explicitly parse -dynamic-linker option.
8666 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8668 PR tree-optimization/19060
8669 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8670 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8671 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8672 and handle extract_range_from_cond returning false.
8673 * fold-const.c (fold): Optimize comparisons with min/max even for
8674 width > HOST_BITS_PER_WIDE_INT.
8676 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8678 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8679 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8680 Remove little endian multilib variants.
8681 Add mips32 multilib variant.
8683 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8685 * explow.c (copy_all_reg, stabilize): Remove.
8686 * expr.h: Remove the corresponding prototypes.
8688 * rtlanal.c (regs_set_between_p): Remove.
8689 * rtl.h: Remove the corresponding prototype.
8691 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8693 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8694 to rs6000_nonimmediate_operand.
8695 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8696 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8697 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8698 rs6000_nonimmediate_operand.
8699 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8700 rs6000_nonimmediate_operand.
8702 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8704 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8706 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8708 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8710 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8711 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8713 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8714 (rs6k_nonimmediate_operand): New.
8715 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8717 (legitimate_lo_sum_address_p): Same.
8718 (rs6000_legitimize_address): Same.
8719 (rs6000_legitimize_reload_address): Same.
8720 (rs6000_legitimate_address): Same.
8721 (spe_build_register_parallel): Pass DF and DC modes in a DI
8724 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8725 to rs6k_nonimmediate_operand.
8727 * config/rs6000/spe.md ("*frob_df_di"): New.
8728 ("*frob_di_df"): New.
8729 ("*frob_di_df_2"): New.
8730 ("*mov_sidf_e500_subreg0"): New.
8731 ("*mov_sidf_e500_subreg4"): New.
8732 ("*movdf_e500_double"): Change predicate to
8733 rs6k_nonimmediate_operand.
8735 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8737 * postreload.c (move2add_note_store): Only call
8738 trunc_int_for_mode on scalar integers.
8740 2005-01-14 Steven Bosscher <stevenb@suse.de>
8742 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8743 replace BB_VISITED uses.
8744 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8745 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8746 (tree_dce_done): Free visited_control_parents.
8747 (perform_tree_ssa_dce): Allocate and clear it.
8748 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8749 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8750 instead of BB_VISITED.
8752 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8754 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8755 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8756 Remove unused prototypes.
8758 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8760 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8761 64-bit register usage.
8762 (spe_func_has_64bit_regs_p): Add FIXME note.
8764 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8766 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8767 flag_finite_math_only with flag_unsafe_math_optimizations.
8769 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8771 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8773 (__tpf_eh_return): Copy TPF private stack area from the module
8774 boundary stack frame. Add check for when module addresses are
8775 equal, but no stub address is found.
8777 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8780 * arm.h (struct machine_function): Add call_via field.
8781 (thumb_call_via_label): Declare.
8782 * arm.c (thumb_call_via_label): New variable.
8783 (thumb_call_reg_needed): New variable.
8784 (arm_output_function_epilogue): For Thumb code, output any per-function
8785 call-indirect trampolines.
8786 (thumb_call_via_reg): New function.
8787 (arm_file_end): New function.
8788 (TARGET_ASM_FILE_END): Call arm_file_end.
8789 (aof_file_end): Likewise.
8790 * arm-protos.h (thumb_call_via_reg): Declare.
8791 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8792 thumb_call_via_reg in normal case.
8794 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8797 PR rtl-optimization/19348
8798 * recog.c (peephole2_optimize): Do global life update if some peephole
8799 decides it doesn't need at least one of its inputs and that change
8800 influences liveness at the start of the basic block.
8802 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8803 arguments instead of 1.
8805 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8808 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8809 zero for nested functions needing a static chain or functions
8810 with a non-constant address.
8812 2005-01-13 Roger Sayle <roger@eyesopen.com>
8814 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8815 (and (sign_extend X) C) into (zero_extend (and X C)).
8817 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8819 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8821 2005-01-13 Richard Henderson <rth@redhat.com>
8826 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8827 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8828 not just TARGET_SSE.
8829 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8830 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8831 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8832 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8833 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8834 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8835 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8836 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8837 (movdicc_c_rex64): Rename with '*'.
8838 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8839 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8840 (movsfcc_1_387): Rename from movsfcc_1.
8841 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8842 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8843 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8844 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8845 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8846 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8847 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8848 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8849 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8850 sse_movdfcc_const0_4): Remove.
8851 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8852 recognize min/max early. Update for changed sse cmove patterns.
8853 (ix86_split_sse_movcc): New.
8854 * config/i386/i386-protos.h: Update.
8856 2005-01-13 Steven Bosscher <stevenb@suse.de>
8858 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8859 (fix_stmt_v_may_defs): Likewise.
8861 2005-01-13 Richard Henderson <rth@redhat.com>
8863 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8864 for converting the mask.
8866 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8868 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8871 2005-01-13 Richard Henderson <rth@redhat.com>
8873 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8874 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8875 IX86_BUILTIN_MOVDQ2Q): Remove.
8876 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8877 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8878 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8880 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8881 (sse2_pextrw): Fix immediate constraint.
8882 (sse2_loadq, sse2_loadq_rex64): Remove.
8883 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8884 Use __builtin_ia32_vec_ext_<size>.
8885 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8887 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8889 * function.c (assign_parm_setup_block): Look inside original
8890 entry_parm when inspecting PARALLEL.
8892 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8893 Joel Sherrill <joel@oarcorp.com>
8896 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8897 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8898 rtems_gxx_recursive_mutex_init.
8899 (__gthread_recursive_mutex_lock): New function.
8900 (__gthread_recursive_mutex_trylock): Likewise.
8901 (__gthread_recursive_mutex_unlock): Likewise.
8903 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8905 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8907 2005-01-13 Jan Beulich <jbeulich@novell.com>
8909 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8910 (ashrti3_internal): Indicate output is early clobber. Generate result
8911 into output rather than first input. Use move for low word of output
8912 if shift count is exactly 64.
8913 (lshrti3_internal): Likewise.
8915 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8919 * reload1.c (delete_output_reload): Don't delete an output reload
8920 if the pseudo lives longer than a single basic block. Adjust and
8921 improve wording of comment.
8923 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8926 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8927 of TYPE_SIZE where we mean the number of bytes.
8929 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8931 * function.c (assign_parm_setup_block): Relax condition on
8932 multi-register optimization.
8934 2005-01-12 Nick Clifton <nickc@redhat.com>
8936 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8937 an "in_delay_slot" attribute of "no" to prevent them being used in
8938 delay slots. This is forbidden because they might generate
8941 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8944 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8947 2005-01-12 Nick Clifton <nickc@redhat.com>
8949 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8950 passed on to GAS) but do not define, as GAS no longer supports or
8951 needs the -m2000 option.
8953 2005-01-11 Roger Sayle <roger@eyesopen.com>
8955 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8956 type as args of unprototyped builtins aren't automatically promoted.
8957 (fold_builtin_abs): Likewise.
8959 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8961 * Makefile.in: Set a `build-warn' variable.
8963 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8965 PR tree-optimization/17949
8966 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8967 (find_interesting_uses_address): Use it.
8969 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8971 * regrename.c (kill_value): Handle subreg's that won't simplify.
8973 2005-01-11 Richard Henderson <rth@redhat.com>
8976 * config/i386/i386.h (enum ix86_builtins): Move ...
8977 * config/i386/i386.c: ... here.
8978 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8979 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8980 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8981 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8982 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8983 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8984 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8985 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8986 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8987 IX86_BUILTIN_LOADDDUP): Remove.
8988 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8989 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8990 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8991 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8992 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8993 (ix86_init_builtins): Make static.
8994 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8995 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8996 if all the modes match. Otherwise, fake it.
8997 (get_element_number, ix86_expand_vec_init_builtin,
8998 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8999 (ix86_expand_builtin): Make static. Update for changed builtins.
9000 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9001 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9002 (ix86_expand_vector_init_duplicate): New.
9003 (ix86_expand_vector_init_low_nonzero): New.
9004 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9005 Split out from ix86_expand_vector_init; handle integer modes.
9006 (ix86_expand_vector_init): Use them.
9007 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9008 * config/i386/i386-protos.h: Update.
9009 * config/i386/predicates.md (reg_or_0_operand): New.
9010 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9011 (movv2sf_internal): Likewise. And a splitter to match them all.
9012 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9013 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9014 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9015 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9016 (mmx_pinsrw): Fix operand ordering.
9017 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9018 rather than sse_loadss expander.
9019 (movv2df splitter): Similarly.
9020 (sse_loadss, sse_loadlss): Remove.
9021 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9022 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9023 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9024 (sse3_movddup): Rename with '*'.
9025 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9026 (sse2_loadsd): Remove.
9027 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9028 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9029 (sse2_pinsrw): Fix argument ordering.
9030 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9031 (sse2_stored): Remove 'r' destination.
9032 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9033 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9034 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9035 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9036 vec_extractv16qi, vec_initv16qi): New.
9038 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9039 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9040 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9042 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9043 (_mm_load_si128, _mm_store_si128): Likewise.
9044 (_mm_load1_pd): Use _mm_set1_pd.
9045 (_mm_load_sd): Use _mm_set_sd.
9046 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9047 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9048 (_mm_set_epi64): Use _mm_set_epi64x.
9049 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9050 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9051 _mm_setr_epi8): Use _mm_set_foo form.
9052 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9053 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9054 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9055 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9056 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9057 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9058 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9059 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9060 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9061 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9062 (_mm_movedup_pd): Use _mm_shuffle_pd.
9063 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9064 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9065 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9066 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9068 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9069 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9070 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9071 (_mm_store_ps): Use raw dereference.
9072 (_mm_store1_ps): Use _mm_storeu_ps.
9073 (_mm_storer_ps): Use _mm_store_ps.
9074 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9075 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9077 2005-01-11 Stan Shebs <shebs@apple.com>
9079 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9080 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9082 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9085 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9086 Skip all DECLs except for FIELD_DECLs.
9088 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9090 * config/s390/s390.c (override_options): Return error if
9091 -mbackchain, -mpacked-stack and -mhard-float are used together.
9092 (s390_va_start): Remove the backchain && packed-stack special case.
9093 (s390_gimplify_va_arg): Likewise.
9094 * doc/invoke.texi: Remove the ABI incompatibility note.
9096 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9098 * config/s390/s390.c (struct s390_frame_layout): Remove
9100 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9101 save_backchain_p with TARGET_BACKCHAIN.
9103 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9106 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9107 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9108 * function.c (locate_and_pad_parm): Set new field.
9109 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9110 Tweak where_pad test to include "none". Always set mem align for
9112 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9113 not sufficient for type.
9114 (assign_parm_setup_block): If stack_parm is zero on entry, always
9115 make a new stack local. Block move old stack parm if necessary
9116 to new aligned stack local.
9117 (assign_parm_setup_stack): Use a block move to handle
9118 potentially misaligned entry_parm.
9119 (assign_parms_unsplit_complex): Specify required alignment when
9120 creating stack local.
9121 * calls.c (compute_argument_addresses): Override alignment of stack
9122 arg calculated from its type with the alignment given by
9123 FUNCTION_ARG_BOUNDARY.
9124 (store_one_arg): Likewise.
9126 2005-01-11 Jan Beulich <jbeulich@novell.com>
9128 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9129 Change respective itanium_class attribute to ialu.
9130 (shladdp4_internal): New.
9131 * config/ia64/predicates.md (shladd_log2_operand): New.
9133 2005-01-11 Richard Henderson <rth@redhat.com>
9135 * expr.c (store_constructor): Use rtvec_alloc instead of
9136 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9138 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9140 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9142 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9144 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9145 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9146 (TARGET_RWRELOC): Define.
9147 (ia64_rwreloc_section_type_flags): Delete.
9148 (ia64_section_type_flags): New function.
9149 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9150 (TARGET_RWRELOC): Define.
9152 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9155 * config/ia64/ia64.c (process_set): For alloc insn, only call
9156 process_epilogue is !frame_pointer_needed.
9158 2005-01-10 Roger Sayle <roger@eyesopen.com>
9161 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9162 unary operator and can't be treated as a binary/comparison operator.
9164 2005-01-10 Richard Henderson <rth@redhat.com>
9166 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9167 (ix86_return_in_memory): Likewise.
9168 (function_arg_advance): Likewise. Mirror structure in function_arg
9169 for choosing register to advance.
9171 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9173 * tree-vectorizer.c, tree.def: Fix comment typos.
9175 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9177 * config/s390/s390.c (struct processor_costs): 4 new fields:
9178 ddbr, ddr, debr, der.
9179 (s390_rtx_costs): More precise handling of divide instructions.
9181 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9183 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9185 2005-01-10 Jan Beulich <jbeulich@novell.com>
9187 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9188 names resulting from -ffunction-sections/-fdata-sections and linkonce
9190 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9191 based on the section name. Rearrange the section name comparison logic
9192 slightly so that each section name is compared against at most once.
9194 2005-01-10 Ben Elliston <bje@au.ibm.com>
9196 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9197 targets for which -fPIC reduces limitations on the GOT size.
9199 2005-01-09 Falk Hueffner <falk@debian.org>
9201 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9204 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9207 * collect2.c (main): Set aixrtl_flag for -brtl option.
9208 (resolve_lib_name): Search for .so file extension before .a
9211 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9213 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9214 (vect_analyze_data_refs_alignment): Add dump prints.
9216 2005-01-09 Ira Rosen <irar@il.ibm.com>
9218 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9219 expr_invariant_in_loop_p.
9220 Initialize outputs first thing in the function.
9221 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9222 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9223 (vect_analyze_pointer_ref_access): Check that the initial condition of
9224 the access function is loop invariant.
9226 2005-01-09 Richard Henderson <rth@redhat.com>
9228 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9229 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9230 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9231 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9232 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9233 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9234 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9235 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9236 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9237 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9238 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9239 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9240 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9241 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9242 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9243 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9244 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9245 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9246 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9247 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9248 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9249 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9250 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9252 (mmx_clrdi, pavgusb): Remove.
9253 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9254 with leading sse_ prefix.
9255 * config/i386/sse.md: Receive them.
9256 * config/i386/mmx.md: New file.
9257 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9258 (subrv2sf3): Turn into expander for normal subtraction.
9259 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9260 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9261 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9262 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9263 commutative; use ix86_binary_operator_ok.
9264 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9265 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9266 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9267 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9268 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9269 Macroize from existing patterns; use ix86_binary_operator_ok.
9270 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9271 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9272 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9273 with vec_select+vec_concat.
9274 (mmx_pshufw, mmx_pshufw_1): Likewise.
9275 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9276 (mmx_uavgv4hi3): Model correctly.
9277 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9278 _mm_xor_si64): Remove casts.
9280 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9282 PR tree-optimization/19224
9283 * tree-scalar-evolution.c (get_instantiated_value,
9284 set_instantiated_value): New functions.
9285 (instantiate_parameters_1): Cache the results.
9286 (instantiate_parameters, resolve_mixers): Initialize and free
9289 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9291 * config/i386/i386.md (addhi_4): Correct reference in comment.
9294 2005-01-08 Richard Henderson <rth@redhat.com>
9296 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9297 (_mm_cvtsi128_si64x): Likewise.
9298 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9299 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9300 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9301 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9302 * config/i386/i386-protos.h: Update.
9303 * config/i386/i386.c (print_operand): Add 'H'.
9304 (ix86_fixup_binary_operands): Split out from ...
9305 (ix86_expand_binary_operator): ... here.
9306 (ix86_fixup_binary_operands_no_copy): New.
9307 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9308 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9309 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9310 (safe_vector_operand): Use CONST0_RTX.
9311 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9312 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9313 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9314 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9316 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9317 (IX86_BUILTIN_CMPNGESS): New.
9318 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9319 (attr type): Add sselog1.
9320 (attr unit, attr memory): Handle it.
9321 (movti, movti_internal, movti_rex64): Move near other integer moves.
9322 (movtf, movtf_internal): Move near other fp moves.
9323 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9324 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9325 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9326 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9327 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9328 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9329 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9330 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9331 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9332 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9333 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9334 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9335 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9336 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9337 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9338 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9339 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9340 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9341 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9342 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9343 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9344 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9345 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9346 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9347 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9348 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9349 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9350 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9351 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9352 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9353 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9354 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9355 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9356 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9357 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9358 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9359 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9360 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9361 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9362 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9363 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9364 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9365 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9366 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9368 (SSEPUSH, push<SSEPUSH>): Remove.
9369 (MMXPUSH, push<MMXPUSH>): Remove.
9370 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9371 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9372 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9373 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9374 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9375 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9376 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9377 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9378 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9379 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9380 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9381 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9382 (ppro_sse_log_V4SF): Handle sselog1.
9383 * config/i386/predicates.md (const_0_to_1_operand): New.
9384 (const_0_to_255_mul_8_operand): New.
9385 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9386 (const_2_to_3_operand, const_4_to_7_operand): New.
9387 * config/i386/sse.md: New file.
9388 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9389 (sse_movups): Rename from sse_movups_1.
9390 (sse_loadlss): Rename from sse_loadss_1.
9391 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9393 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9394 (absv4sf2, negv2df, absv2df): New.
9395 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9396 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9397 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9398 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9399 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9400 (sse3_addsubv4sf3): Model correctly.
9401 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9402 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9403 (sse_movhlps): Model with vec_select+vec_concat.
9404 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9405 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9406 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9407 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9408 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9409 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9410 sse2_pshufhw_1): Likewise.
9411 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9412 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9413 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9414 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9415 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9416 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9417 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9418 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9419 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9420 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9421 sminv8hi3): Mark commutative
9422 operands. Use ix86_binary_operator_ok.
9423 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9424 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9425 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9426 sse2_punpcklqdq): Allow operand2 in memory.
9427 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9428 sse2_movsd): Add memory alternatives.
9429 (sse_storelps): Turn expander into an insn; split after reload.
9430 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9431 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9433 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9435 * configure.ac (DWARF-2 debug_line): Use objdump.
9436 * configure: Regenerate.
9438 2005-01-08 Jeff Law <law@redhat.com>
9439 Diego Novillo <dnovillo@redhat.com>
9441 PR tree-optimization/18241
9442 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9443 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9444 statements with volatile operands.
9445 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9446 operands after marking a statement with has_volatile_ops.
9448 2005-01-08 Roger Sayle <roger@eyesopen.com>
9450 * tree.c (int_fits_type_p): Always honor integer constant
9451 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9453 2005-01-08 Roger Sayle <roger@eyesopen.com>
9455 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9456 the latent bug in rtl_delete_block has been resolved.
9458 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9460 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9461 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9463 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9465 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9466 library as @multilib_dir@/$(SHLIB_SONAME).
9468 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9470 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9471 * configure: Regenerate.
9473 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9475 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9478 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9481 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9482 Convert non-word aligned offset address using ld/std into
9485 2005-01-07 Richard Henderson <rth@redhat.com>
9487 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9489 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9491 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9493 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9495 PR tree-optimization/19283
9496 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9497 is not shorter than the original type.
9499 PR rtl-optimization/19012
9500 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9502 PR rtl-optimization/18861
9503 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9504 (FULL_STATE): Define.
9505 (mark_tablejump_edge): New function.
9506 (purge_dead_tablejump_edges): New function.
9507 (find_bb_boundaries): Use it.
9509 PR tree-optimization/18828
9510 * builtins.c (expand_builtin_next_arg): Remove argument and all
9511 the argument checking.
9512 (expand_builtin): Adjust caller.
9513 (expand_builtin_va_start): Likewise. Remove error for too many
9515 (fold_builtin_next_arg): Issue error for too many arguments.
9516 After checking arguments, replace them with magic arguments that
9517 prevent further checking of the args.
9519 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9521 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9523 2005-01-06 Roger Sayle <roger@eyesopen.com>
9526 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9527 and %{.S:...} (and their negative variants) to test whether the
9528 input file is assembler or pre-processed-assembler independent of
9529 the actual filename extension.
9531 2005-01-06 Roger Sayle <roger@eyesopen.com>
9533 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9534 of sign or zero extended values.
9536 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9538 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9539 for IBM long double format correctly.
9541 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9543 Fix PR tree-optimization/18792
9545 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9546 to first_loop_depth, and use loop depth instead of loop number.
9547 (build_classic_dir_vector): Ditto.
9548 (compute_data_dependences_for_loop): Use depth, not loop number.
9549 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9550 number. Pass in loops, instead of loop numbers.
9551 (gather_interchange_stats): Ditto.
9552 (linear_transform_loops): Ditto.
9554 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9557 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9558 biv_fits_mode_p, extension_within_bounds_p): New functions.
9559 (check_ext_dependent_givs): Use them.
9561 2005-01-06 Roger Sayle <roger@eyesopen.com>
9563 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9564 more than one barrier, in which case we should delete them all.
9566 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9568 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9570 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9572 Fix PR middle-end/19286
9574 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9575 output this subprogram, simply ignore this attempt to do it again.
9576 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9577 origin attribute if it's not possible.
9578 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9579 (decls_for_scope): Ditto.
9580 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9581 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9583 2005-01-05 Richard Henderson <rth@redhat.com>
9586 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9587 (bdesc_2arg): Use it.
9588 (ix86_expand_binop_builtin): Force operands into registers
9590 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9591 ix86_expand_sse_compare, ix86_expand_sse_comi,
9592 ix86_expand_builtin): Likewise.
9594 2005-01-05 Richard Henderson <rth@redhat.com>
9596 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9598 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9599 (mulv4hi3): Set itanium_class mmmul.
9600 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9601 (fpack): Rename from fpack_sfsf.
9603 2005-01-05 Richard Henderson <rth@redhat.com>
9606 * reload1.c (do_input_reload): Restrict the optimization deleteing
9607 a previous output reload to RELOAD_FOR_INPUT.
9609 2005-01-05 Steven Bosscher <stevenb@suse.de>
9611 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9612 comment that we fall through after case.
9613 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9614 (distribute_links): Likewise.
9615 * cse.c (cse_insn): Likewise.
9616 * cselib.c (cselib_invalidate_mem): Likewise.
9617 * df.c: Update comments at the top of the file.
9618 (read_modify_subreg_p): Update comments here too.
9619 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9620 * flow.c (mark_set_1): Likewise.
9621 (mark_used_regs): Likewise.
9622 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9623 (canon_list_insert): Likewise.
9624 (mark_set): Likewise.
9625 (try_replace_reg): Likewise.
9626 (store_killed_in_insn): Likewise.
9627 * loop.c (count_one_set): Likewise.
9628 (basic_induction_var): Likewise.
9629 * postreload-gcse.c (find_mem_conflicts): Likewise.
9630 * postreload.c (reload_combine_note_store): Likewise.
9631 (move2add_note_store): Likewise.
9632 * reload.c (find_equiv_reg): Likewise.
9633 (mark_referenced_resources): Likewise.
9634 * rtlanal.c (set_noop_p): Likewise.
9635 (note_stores): Likewise.
9636 (note_uses): Likewise.
9637 * sched-deps.c (sched_analyze_1): Likewise.
9638 * sched-rgn.c (check_live_1): Likewise.
9639 (update_live_1): Likewise.
9640 * config/i860/i860.c: Likewise.
9642 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9644 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9646 * doc/rtl.texi: Update documentation for bit-fields and SET.
9648 2005-01-05 Roger Sayle <roger@eyesopen.com>
9650 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9652 2005-01-05 Jan Hubicka <jh@suse.cz>
9653 Richard Henderson <rth@redhat.com>
9656 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9659 2005-01-05 Richard Henderson <rth@redhat.com>
9662 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9663 (sse_shufps): Change operand 3 to const_int_operand.
9664 (sse2_storelps): Fix typo in template.
9665 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9666 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9667 (ix86_expand_builtin): Likewise.
9669 2005-01-05 Julian Brown <julian@codesourcery.com>
9671 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9672 as aggregates for AAPCS ABIs.
9674 2005-01-05 Stan Shebs <shebs@apple.com>
9676 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9677 Mach-O getters if ppc64.
9678 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9680 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9681 signed four-byte field for global code case.
9682 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9684 2005-01-05 Roger Sayle <roger@eyesopen.com>
9687 * c-common.c: Include real.h.
9688 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9689 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9690 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9691 * Makefile.in (c-common.o): Update dependencies.
9693 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9695 * c-parse.in (asm_string): Add trailing semicolon.
9697 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9699 * c-parse.in (asm_string): New. Don't allow wide strings in
9701 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9702 asm_string instead of STRING.
9704 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9706 * c-typeck.c (constructor_no_implicit): Remove.
9707 (set_designator, process_init_element): Don't check
9708 constructor_no_implicit.
9710 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9711 Kaz Kojima <kkojima@gcc.gnu.org>
9714 * lcm.c (create_pre_exit): New.
9715 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9716 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9718 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9720 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9721 -msoft-float in target_float_switch.
9722 * arm.c (arm_override_options): Fix processing of target_float_switch.
9724 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9726 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9729 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9731 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9732 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9734 2005-01-04 Roger Sayle <roger@eyesopen.com>
9736 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9737 if deleting the then-block allows the test-block to fallthru to the
9740 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9743 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9744 after the full declaration if the are in two different TUs.
9746 2005-01-04 Richard Henderson <rth@redhat.com>
9749 * tree-sra.c (generate_one_element_init): Just
9750 call gimplify_and_add.
9751 (generate_element_init): Record the
9752 new referenced variables and mark them for renaming
9753 and split out to ...
9754 (generate_element_init_1): This.
9755 (scalarize_init): Don't call push_gimplify_context/
9756 pop_gimplify_context.
9758 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9760 * toplev.c (get_src_pwd): Handle failure of getpwd().
9762 2005-01-04 Roger Sayle <roger@eyesopen.com>
9764 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9766 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9767 all the cases handled by it are inverted by invert_truthvalue.
9769 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9771 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9772 (save_register_windowsi): Likewise.
9774 2005-01-04 Richard Henderson <rth@redhat.com>
9776 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9778 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9781 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9782 any simplifications of vector mode comparison operators.
9783 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9785 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9786 Devang Patel <dpatel@apple.com>
9788 PR tree-optimization/18308
9789 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9790 the operands before creating a new expression.
9791 * dojump.c (do_jump): Make drop_through_label available
9792 for all cases. Add expansion of COND_EXPR.
9794 2005-01-04 Ira Rosen <irar@il.ibm.com>
9796 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9797 INTEGER_CST instead of TREE_CONSTANT.
9798 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9799 instead of TREE_CONSTANT.
9800 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9801 instead of TREE_CONSTANT.
9803 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9805 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9807 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9810 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9811 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9813 2005-01-03 Richard Henderson <rth@redhat.com>
9815 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9816 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9817 fold_convert_const_real_from_real): Split out from ...
9818 (fold_convert_const): ... here.
9820 2005-01-03 Richard Henderson <rth@redhat.com>
9823 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9824 (mov<MMXMODEI>_internal): Likewise.
9825 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9826 Add V2SF case; use it for SSE1; don't use TI.
9827 (movdf_integer): Likewise.
9828 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9830 2005-01-03 Ira Rosen <irar@il.ibm.com>
9832 * tree-vectorizer.c (vect_strip_conversions): New function.
9833 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9834 check for binary class.
9836 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9840 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9842 * gimple-low.c (mark_blocks_with_used_vars): New function.
9843 (mark_blocks_with_used_subblocks): Ditto.
9844 (mark_used_blocks): Ditto.
9845 (pass_mark_used_blocks): New pass.
9846 * tree-inline.c: Include debug.h.
9847 (expand_call_inline): Call outlining_inline_function here.
9848 * tree-optimize.c (init_tree_optimization_passes): Add
9849 pass_mark_used_blocks.
9850 * tree-pass.h (pass_mark_used_blocks): New.
9851 * Makefile.in (tree-inline.o): Add debug.h dependency.
9853 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9855 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9856 VAR_DECLs to have weak_import attribute.
9858 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9861 2004-01-03 Steven Bosscher <stevenb@suse.de>
9863 * passes.c (rest_of_compilation): Don't run regmove if only
9864 flag_expensive_optimizations, require flag_regmove instead.
9866 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9868 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9870 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9871 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9872 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9873 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9875 2005-01-03 Richard Henderson <rth@redhat.com>
9877 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9878 (ia64_const_ok_for_letter_p): New.
9879 (ia64_const_double_ok_for_letter_p): New.
9880 (ia64_extra_constraint): New.
9881 (ia64_expand_vecint_compare): New.
9882 (ia64_expand_vcondu_v2si): New.
9883 (ia64_expand_vecint_cmov): New.
9884 (ia64_expand_vecint_minmax): New.
9885 (ia64_print_operand): Add 'v'.
9886 (ia64_preferred_reload_class): New.
9887 (ia64_vector_mode_supported_p): New.
9888 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9889 (PREFERRED_RELOAD_CLASS): Move to function.
9890 (CONST_OK_FOR_LETTER_P): Move to function.
9891 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9892 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9893 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9894 (EXTRA_CONSTRAINT): Move to function.
9895 * config/ia64/ia64.md: Include vect.md.
9896 (itanium_class): Add mmalua.
9898 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9900 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9901 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9903 (const_int_2bit_operand): New.
9904 (fr_reg_or_0_operand): New.
9905 * config/ia64/ia64-modes.def: Add vector modes.
9906 * config/ia64/ia64-protos.h: Update.
9907 * config/ia64/vect.md: New file.
9909 2005-01-03 Richard Henderson <rth@redhat.com>
9911 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9913 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9916 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9918 (log1pdf2): Change mode of operands[0,1] to DFmode.
9920 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9922 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9923 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9924 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9925 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9926 SPARC_RELAXED_ORDERING.
9928 2005-01-03 Richard Henderson <rth@redhat.com>
9929 Uros Bizjak <uros@kss-loka.si>
9932 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9933 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9934 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9936 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9937 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9938 const_pow2_1_to_128_operand): New predicates.
9940 2005-01-02 Greg McGary <greg@mcgary.org>
9942 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9944 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9945 object. [ptr_type]: Remove unused variable.
9946 Remember nearest addressable array-element or record-component
9947 when checking bitfield components. Tolerate empty BIND_EXPR.
9949 2005-01-01 Richard Henderson <rth@redhat.com>
9951 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9952 that don't narrow the value. Fail for other conversions.
9954 2005-01-01 Richard Henderson <rth@redhat.com>
9957 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9958 * c-lang.c (finish_file): Don't do it here.
9959 * objc/objc-act.c (objc_finish_file): Likewise.
9961 * cgraph.c (decl_assembler_name_equal): New.
9962 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9963 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9964 * cgraph.h (struct cgraph_varpool_node): Add next.
9965 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9966 * varasm.c (assemble_alias): Mark the target as needed.
9968 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9971 * function.c (get_arg_pointer_save_area): Use entry_of_function
9972 instead of get_insns.
9974 2005-01-01 Roger Sayle <roger@eyesopen.com>
9975 Andrew Pinski <pinskia@physics.uc.edu>
9976 James E. Wilson <wilson@specifixinc.com>
9978 PR rtl-optimization/12092
9979 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9982 2005-01-01 Roger Sayle <roger@eyesopen.com>
9983 Olivier Hainque <hainque@act-europe.fr>
9985 * tree.c (int_fits_type_p): A narrower type always fits in a
9986 wider one, except for negative values into unsigned types.
9988 2005-01-01 Roger Sayle <roger@eyesopen.com>
9990 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9991 with the original constant rather than require TREE_OVERFLOW.
9993 2005-01-01 Steven Bosscher <stevenb@suse.de>
9996 * c-decl.c (finish_function): If compiling C99, annotate the
9997 compiler generated return with the current file name and line 0.
9998 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9999 the source line is greater than 0.
10000 (remove_bb): Likewise.
10002 See ChangeLog.12 for earlier changes.