1 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
4 * tree-ssa-loop-ivopts.c: Include langhooks.h.
5 (add_standard_iv_candidates_for_size): New function, extracting code
6 from add_standard_iv_candidates and parameterizing it by type size.
7 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
9 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
11 * system.h (GCOV_SIZE_TYPE): Unposion.
12 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
13 (GCOV_TYPE_SIZE): ...this new macro.
14 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
15 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
16 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
17 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
18 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
19 instead of unsigned_intSI_type_node.
20 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
21 (rtl_gen_one_value_profiler_no_edge_manipulation)
22 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
23 * value-prof.c: Include coverage.h.
25 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
26 Diego Novillo <dnovillo@redhat.com>
28 Fix PR tree-optimization/20703
29 Fix PR tree-optimization/20725
31 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
32 (create_expression_by_pieces): Ditto.
33 (valid_in_set): Ditto. Also handle tcc_declaration.
34 (find_or_generate_expression): Handle comparison class.
35 (insert_into_preds_of_block): Ditto.
37 (create_value_expr_from): Handle comparison class, recursively
38 handle reference nodes.
39 (compute_avail): Handle comparison classes, rewrite a little cleaner.
40 (execute_pre): Fix spacing.
41 (do_fre): Renamed to execute_fre.
43 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
45 * doc/invoke.texi (SPARC options): Document that
46 -mlittle-endian is not supported on Linux either.
48 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
52 * config.gcc (Obsolete configurations): Remove
53 sparclite-*-coff*, sparclite-*-elf* and sparc-*-openbsd*.
54 (sparclite-*-coff*): Delete.
55 (sparclite-*-elf*): Likewise.
56 (sparc86x-*-elf*): Likewise.
57 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
58 * config/sparc/lite.h: Delete.
59 * config/sparc/litecoff.h: Likewise.
60 * config/sparc/liteelf.h: Likewise.
61 * config/sparc/sp86x-elf.h: Likewise.
62 * config/sparc/t-sparclite: Likewise.
63 * config/sparc/t-sp86x: Likewise.
65 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
67 * config/s390/s390-protos.h: (s390_comparison,
68 s390_alc_comparison, s390_slb_comparison, const0_operand,
69 consttable_operand, larl_operand, s_operand,
70 shift_count_operand, bras_sym_operand, load_multiple_operation,
71 store_multiple_operation, s390_plus_operand): Remove prototypes.
72 (s390_legitimate_address_without_index_p): New prototype.
73 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
75 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
76 const0_operand, consttable_operand, larl_operand, s_operand,
77 shift_count_operand, bras_sym_operand, load_multiple_operation,
78 store_multiple_operation, s390_plus_operand): Move to
81 (s390_branch_condition_mask): Remove 'static'. Move prototype to
83 (s390_legitimate_address_without_index_p): New.
84 * config/s390/s390.h (PREDICATE_CODES): Remove.
85 * config/s390/s390.md: Include predicates.md.
86 * config/s390/predicates.md: New.
88 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
91 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
92 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
93 (NEED_INDICATE_EXEC_STACK): Define to 1.
94 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
95 (NEED_INDICATE_EXEC_STACK): Define to 1.
96 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
97 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
98 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
99 (pic_helper_emitted_p): New global.
100 (emit_pic_helper): New function extracted from...
101 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
102 Do not call emit_pic_helper if delay_pic_helper is true.
103 (sparc_expand_prologue): Pass 'false' to load_pic_register.
104 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
105 (sparc_file_end): New function.
107 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
109 * config/mcore/mcore-protos.h: Remove the prototypes for
110 mcore_arith_reg_operand, mcore_general_movsrc_operand,
111 mcore_general_movdst_operand, mcore_reload_operand,
112 mcore_arith_J_operand, mcore_arith_K_operand,
113 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
114 mcore_arith_K_S_operand, mcore_arith_imm_operand,
115 mcore_arith_any_imm_operand, mcore_arith_O_operand,
116 mcore_literal_K_operand, mcore_addsub_operand,
117 mcore_compare_operand, mcore_load_multiple_operation,
118 mcore_store_multiple_operation, mcore_call_address_operand.
119 Add a prototype for const_ok_for_mcore.
120 * config/mcore/mcore.c (mcore_call_address_operand,
121 mcore_general_movsrc_operand, mcore_general_movdst_operand,
122 mcore_arith_reg_operand, mcore_reload_operand,
123 mcore_arith_J_operand, mcore_arith_K_operand,
124 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
125 mcore_arith_M_operand, mcore_arith_imm_operand,
126 mcore_arith_any_imm_operand, mcore_arith_O_operand,
127 mcore_literal_K_operand, mcore_addsub_operand,
128 mcore_compare_operand, mcore_load_multiple_operation,
129 mcore_store_multiple_operation): Move to predicates.md.
130 (const_ok_for_mcore): Export.
131 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
132 * config/mcore/mcore.md: Include predicates.md.
133 * config/mcore/predicates.md: New.
135 * config/mcore/predicates.md: Fix a comment typo.
137 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
138 Adrian Straetling <straetling@de.ibm.com>
140 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
141 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
142 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
144 ("imul"): Removed from "type" attribute.
145 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
146 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
147 Changed type to imulsi.
148 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
150 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
152 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
153 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
154 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
155 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
156 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
157 (TARGET_SWITCHES, mcore_stack_increment_string)
158 (TARGET_OPTIONS): Delete.
159 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
160 than *_BIT constants.
161 (TARGET_8ALIGN): #undef old definition before redefining to 1.
162 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
163 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
164 (mcore_override_options): Delete mcore_stack_increment code.
165 Change use of M340_BIT to MASK_M340.
166 * config/mcore/mcore.opt: New file.
168 2005-04-04 Ian Lance Taylor <ian@airs.com>
170 * config/arm/arm.c (replace_symbols_in_block): Remove static
173 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
175 * config/fr30/fr30-protos.h: Remove the prototypes for
176 stack_add_operand, add_immediate_operand,
177 high_register_operand, low_register_operand, call_operand,
178 di_operand, and nonimmediate_di_operand.
179 * config/fr30/fr30.c (stack_add_operand,
180 add_immediate_operand, high_register_operand,
181 low_register_operand, call_operand, di_operand,
182 nonimmediate_di_operand): Move to predicates.md.
183 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
184 * config/fr30/fr30.md: Include predicates.md.
185 * config/fr30/predicates.md: New.
187 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
188 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
189 mcore_call_address_operand.
191 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
192 general_movsrc_operand.
194 2005-04-04 Alan Modra <amodra@bigpond.net.au>
196 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
199 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
202 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
205 2005-04-04 Richard Henderson <rth@redhat.com>
206 Jakub Jelinek <jakub@redhat.com>
208 PR rtl-optimization/16104
209 * fold-const.c (fold_unary): Fix folding of vector conversions.
211 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
213 * config.gcc (xstormy16-*-elf): Set extra_options.
214 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
215 * config/stormy16/stormy16.opt: New file.
217 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
219 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
220 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
221 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
222 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
223 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
224 (TARGET_UNIX_ASM): Delete.
225 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
226 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
227 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
228 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
229 * config/pdp11/pdp11.opt: New file.
231 2005-04-03 Roger Sayle <roger@eyesopen.com>
232 Alexandre Oliva <aoliva@redhat.com>
235 * fold-const.c (non_lvalue): Split tests into...
236 (maybe_lvalue_p): New function.
237 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
238 C++ front-end prior to lowering into gimple form.
240 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
242 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
243 BUILT_IN_STRNCASECMP): New.
244 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
247 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
250 * arm.md (addsi3_compare0_for_combiner): Delete.
251 (addsi3_compare0_scratch_for_combiner): Delete.
252 (cmpsi_neg_shiftsi): Delete.
253 (compare_negsi_si): New pattern.
254 (cmpsi_negshiftsi_si): New pattern.
255 (negated_cbranchsi4): Restrict to equality_operator.
257 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
260 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
262 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
265 * doc/install.texi: Fix a typo.
267 2005-04-03 Steven Bosscher <stevenb@suse.de>
270 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
271 a computed goto if the edge to the computed goto block has
272 incoming abnormal edges. Clarify how the function works.
274 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
276 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
277 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
278 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
279 hash_scan_set, reg_set_between_after_reload_p,
280 reg_used_between_after_reload_p, get_avail_load_store_reg,
281 eliminate_partially_redundant_load): Likewise.
282 * postreload.c (reload_cse_simplify_set,
283 reload_combine_note_use): Likewise.
284 * predict.c (predict_insn, expected_value_to_br_prob,
285 propagate_freq, expensive_function_p): Likewise.
286 * print-rtl.c (print_rtx): Likewise.
287 * profile.c (instrument_edges, instrument_values,
288 compute_branch_probabilities, branch_prob, union_groups,
289 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
290 * protoize.c (in_system_include_dir, file_could_be_converted,
291 file_normally_convertible, gen_aux_info_file, seek_to_line,
292 do_cleaning): Likewise.
293 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
294 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
295 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
297 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
299 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
300 * modulo-sched.c (undo_replace_buff_elem): New structure.
301 (kernel_number_of_cycles, ps_unschedule_node,
302 undo_generate_reg_moves,free_undo_replace_buff,
303 undo_permute_partial_schedule, loop_single_full_bb_p,
304 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
305 build_loops_structure, get_sched_window): New.
306 (generate_reg_moves): Return undo_replace_buff_elem and other
308 (generate_prolog_epilog): Remove old loop versioning.
309 (sms_schedule): Use loop information and loop_version.
310 (sms_schedule_by_order): Split part of it to get_sched_window.
311 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
312 cfg_layout_finalize and free_dominance_info before/after SMS.
314 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
316 * cfghooks.c (lv_flush_pending_stmts,
317 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
318 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
319 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
320 lv_add_condition_to_bb,
321 lv_adjust_loop_header_phi, extract_cond_bb_edges,
322 flush_pending_stmts): New in cfg_hooks structure.
323 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
324 extract_cond_bb_edges, lv_adjust_loop_header_phi,
325 lv_add_condition_to_bb): New declarations.
326 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
328 (loop_version): Declare.
329 * cfgloopmanip.c (cfghooks.h): Include.
330 (duplicate_loop_to_header_edge): Change return type to bool.
331 (loop_version, lv_adjust_loop_entry_edge): Move here.
332 * cfgrtl.c (cfgloop.h): Include.
333 (rtl_verify_flow_info_1): Fix.
334 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
335 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
337 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
338 tree_lv_add_condition_to_bb): New.
339 (tree_cfg_hooks): Add new hooks to initialization.
340 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
341 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
343 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
345 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
346 xstormy16_below100_or_register,
347 xstormy16_splittable_below100_or_register, and
348 nonimmediate_nonstack_operand.
350 * config/stormy16/stormy16-protos.h: Remove the prototypes for
351 xstormy16_ineqsi_operator, equality_operator,
352 inequality_operator, shift_operator,
353 xstormy16_below100_operand, xstormy16_below100_or_register,
354 xstormy16_splittable_below100_or_register,
355 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
356 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
357 equality_operator, inequality_operator,
358 xstormy16_below100_operand, xstormy16_below100_or_register,
359 xstormy16_splittable_below100_or_register,
360 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
361 nonimmediate_nonstack_operand, shift_operator): Move to
363 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
364 * config/stormy16/stormy16.md: Include predicates.md.
365 * config/stormy16/predicates.md: New.
367 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
369 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
370 small_int, large_int, reg_or_0_operand, simple_memory_operand,
371 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
372 move_operand, power_of_2_operand): Move to predicates.md.
373 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
374 PREDICATE_CODE): Remove.
375 * config/iq2000/iq2000.md: Include predicates.md.
376 * config/iq2000/predicates.md: New.
378 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
380 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
381 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
382 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
383 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
384 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
385 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
386 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
387 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
388 (TARGET_M68HC11): Delete.
389 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
390 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
391 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
392 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
393 (nb_soft_regs): Delete.
394 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
395 (m68hc11_override_options): Remove the code that caters for MASK_M6811
396 and MASK_M6812 being set simultaneously. Change the code that sets
397 the default m68hc11_soft_reg_count to use integers instead of strings.
398 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
399 m68hc11_soft_reg_count (which now has an int type) as the number
401 * config/m68hc11/m68hc11.opt: New file.
403 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
405 * config/fr30/fr30.h (PREDICATE_CODES): Remove
406 fp_displacement_operand, sp_displacement_operand.
408 * config/m68hc11/m68hc11-protos.h: Add a prototype for
410 Remove the prototypes for tst_operand, cmp_operand,
411 stack_register_operand, d_register_operand,
412 hard_addr_reg_operand, splitable_operand,
413 m68hc11_logical_operator, m68hc11_arith_operator,
414 m68hc11_non_shift_operator, m68hc11_shift_operator,
415 m68hc11_unary_operator, m68hc11_eq_compare_operator,
416 non_push_operand, hard_reg_operand, and
417 reg_or_some_mem_operand.
418 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
420 (tst_operand, cmp_operand, non_push_operand,
421 splitable_operand, reg_or_some_mem_operand,
422 stack_register_operand, d_register_operand,
423 hard_addr_reg_operand, hard_reg_operand,
424 m68hc11_eq_compare_operator, m68hc11_logical_operator,
425 m68hc11_arith_operator, m68hc11_non_shift_operator,
426 m68hc11_shift_operator, m68hc11_unary_operator): Move to
428 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
429 * config/m68hc11/m68hc11.md: Include predicates.md.
430 * config/m68hc11/predicates.md: New.
432 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
435 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
436 change checked in along with 2005-03-03's patch for debug/20253.
437 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
438 (remap_decl): Insert type decl in map earlier.
440 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
442 PR tree-optimization/20640
443 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
444 post-dominator if it has phi nodes.
445 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
446 before dead statements.
448 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
451 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
453 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
455 PR rtl-optimization/20290
456 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
457 in every iteration if the entry point is the exit test.
459 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
461 * config/cris/cris.md (attribute "length"): Define.
463 2005-04-02 Geoffrey Keating <geoffk@apple.com>
465 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
466 (word_offset_memref_operand): New.
467 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
468 (indexed_or_indirect_operand): Delete.
469 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
470 (indexed_or_indirect_operand): Delete.
472 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
475 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
478 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
479 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
481 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
483 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
485 2005-04-01 Ian Lance Taylor <ian@airs.com>
487 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
488 (rus, prus): Remove static variables.
489 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
490 (process_command): Permit report_times and use_pipes together.
492 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
494 * c-decl.c (validate_proto_after_old_defn): Look at
495 TYPE_MAIN_VARIANT of argument types.
497 2005-04-01 Paul Brook <paul@codesourcery.com>
499 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
500 (arm_output_function_epilogue): Allow call_via_SP.
501 (thumb_call_via_reg, arm_file_end): Ditto.
502 * config/arm/arm.h (struct machine_function): Include space for SP.
503 (thumb_call_via_label): Update declaration.
505 2005-04-01 Ian Lance Taylor <ian@airs.com>
507 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
508 doing a peephole optimization, once again put any notes in the
511 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
513 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
515 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
517 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
518 (block_alloc, find_free_reg): Likewise.
519 * loop-doloop.c (doloop_modify): Likewise.
520 * loop-invariant.c (record_use): Likewise.
521 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
522 get_iv_value, canon_condition, eliminate_implied_condition,
523 eliminate_implied_condition, simplify_using_initial_values,
524 shorten_into_mode, canonicalize_iv_subregs,
525 iv_number_of_iterations): Likewise.
526 * loop-unroll.c (expand_var_during_unrolling): Likewise.
527 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
528 unswitch_loop): Likewise.
529 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
530 move_movables, replace_call_address, find_and_verify_loops,
531 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
532 record_giv, final_giv_value, general_induction_var,
533 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
534 loop_giv_dump): Likewise.
536 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
537 GCOV_CHECK_WRITING): Remove.
538 (gcov_position, gcov_rewrite): Use gcc_assert.
539 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
540 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
541 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
544 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
546 * tree-inline.c: Fix a typo.
548 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
550 * configure.ac (enable-checking): Explicitly set all variables for
551 collective switch values. Alphabetize variables. Rename
552 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
554 * doc/install.texi (enable-checking): Update documentation.
555 * configure: Rebuilt.
557 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
559 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
562 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
564 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
565 Also reject cases where this pattern will cause load delay stalls
566 unless optimizing for size and it will produce a shorter sequence.
567 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
568 variants to avoid pre-adjusting the base when possible.
570 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
572 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
573 the frame and argument pointers.
574 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
575 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
576 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
577 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
578 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
579 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
581 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
583 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
584 with entry for selectany attribute.
585 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
587 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
588 (i386_pe_asm_named_section): Handle sections generated by
590 * doc/extend.texi (selectany): Document attribute.
592 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
593 Jan Hubicka <jh@suse.cz>
595 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
596 to fix addresses involving EBP and ESP.
597 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
598 for SUBREGed registers.
599 (legitimate_address_p): Accept SUBREGed registers.
601 2005-04-01 Jakub Jelinek <jakub@redhat.com>
604 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
605 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
608 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
610 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
612 2005-04-01 James E Wilson <wilson@specifixinc.com>
615 * dwarf2out.c (rtl_for_decl_init): New function.
616 (rtl_for_decl_location): Extracted from here.
617 (tree_add_const_value_attribute): Call rtl_for_decl_init and
618 add_const_value_attribute. Delete initializer_constant_valid_p call.
620 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
622 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
623 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
624 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
625 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
626 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
627 config/i386/i386.md, config/rs6000/predicates.md,
628 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
629 config/s390/s390.c, config/stormy16/stormy16.c,
630 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
633 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
636 * gimplify.c (gimplify_expr): Create a temporary for lvalue
637 COND_EXPR and CALL_EXPR.
639 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
642 * genautomata.c (first_cycle_unit_presence): Check all alternative
643 states for unit presence.
645 * doc/md.texi: Remove remark about impossibility to query unit
646 presence in non nondeterministic automaton state.
648 * config/ia64/ia64.c (get_template): Change order of unit querying.
650 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
652 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
655 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
657 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
658 flag for edges outside any loops.
660 2005-03-31 Janis Johnson <janis187@us.ibm.com>
662 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
664 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
666 * tree-ssa-alias.c: Follow spelling conventions.
667 * doc/tree-ssa.texi: Fix a typo.
669 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
671 * postreload-gcse.c: Include target.h.
672 (gcse_after_reload_main): Return early if we cannot modify jumps.
673 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
675 2005-03-31 David Edelsohn <edelsohn@gnu.org>
677 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
678 expensive operations.
680 2005-03-31 Ian Lance Taylor <ian@airs.com>
682 * collect2.c (lderrout): New variable.
683 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
684 if it is set, to stderr.
685 (handler): Unlink lderrout if it is set.
686 (dump_file): Add "to" parameter. Change all callers.
687 (main): Initialize lderrout.
688 (collect_execute): Add errname parameter. Change all callers.
689 Rename redir parameter to outname. Never pass
690 PEX_STDERR_TO_STDOUT to pex_run.
691 * collect2.h (collect_execute, dump_file): Update declarations.
692 * tlink.c (tlink_execute): Add errname parameter. Change all
694 (do_tlink): Check lderrout as well as ldout.
696 2005-03-31 Caroline Tice <ctice@apple.com>
698 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
699 (bb-reorder.o): Add errors.h to list of requirements.
700 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
701 profiledbootstrap flags.
702 * bb-reorder.c (errors.h): Add new include.
703 (struct bbro_basic_block_data_def): Add new field, in_trace.
704 (add_unlikely_executed_notes): Remove function.
705 (mark_bb_for_unlikely_executed_section): Remove function.
706 (insert_section_boundary_note): New function.
707 (verify_hot_cold_block_grouping): New function.
708 (push_to_next_round_p): Remove variables and tests that push all
709 cold blocks to last round.
710 (find_traces): Remove code that added extra round of trace finding
711 when doing partitioning.
712 (find_traces_1_round) : Remove variable last_round; add code to
713 update new struct field, in_trace; correct trace_length where it was
714 incorrect before (after call to copy_bb); change code that pushed all
715 cold blocks to last round. Instead verify that all blocks going into
716 a trace belong in the same partition.
717 (connect_traces): Modify to connect the traces in two passes, if the
718 function contains both hot and cold blocks. The first pass connects
719 all the traces for blocks in the partition that the first block in
720 the function belongs to; the second pass connnects all the traces
721 containing blocks that belong in the other partition.
722 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
723 code that automatically put the first block in a function into the
724 hot partition if the function had any hot blocks.
725 (fix_crossing_unconditional_branches): Check number of succ edges
726 before attempting to get one.
727 (fix_edges_for_rarely_executed_code): Update comment describing
729 (reorder_basic_blocks): Add code to initialize new field (in_trace);
730 remove call to add_unlikely_executed_notes; add call to
731 verify_hot_cold_block_grouping.
732 (duplicate_computed_gotos): Don't change computed goto if it's a
734 (partition_hot_cold_basic_blocks): Update function comment.
735 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
737 (try_forward_edges): Likewise.
738 (merge_blocks_move_predecessor_nojumps): Likewise.
739 (merge_blocks_move_successor_nojumps): Likewise.
740 (merge_blocks_move): Likewise.
741 (try_crossjump_bb): Likewise.
742 * cfglayout.c (update_unlikely_executed_notes): Remove function.
743 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
744 notes to cold bb's; remove call to update_unlikely_executed_notes.
745 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
746 NOTE_INSN_SWITCH_TEXT_SECTIONS.
747 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
748 function declaration.
749 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
751 (rtl_can_merge_blocks): Remove redundancy from condition.
752 (try_redirect_by_replacing_jump): Likewise.
753 (force_nonfallthru_and_redirect): Remove code for adding
754 UNLIKELY_EXECUTED_CODE notes to cold bb's.
755 (commit_one_edge_insertion): Likewise.
756 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
757 * dbxout.c (FORCE_TEXT): Replace function_section with
758 current_function_section.
759 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
760 function, switch_text_section.
761 (struct xcoff_debug): Likewise.
762 (dbxout_function_end): Add code to put out label diffs for both
763 hot and cold sections.
764 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
765 for new debug_hooks funciton, switch_text_section..
766 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
768 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
769 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
770 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
771 dw_fde_switched_sections.
772 (output_call_frame_info): Add test to see if function switches text
773 sections in the middle; if so, use appropriate extra hot and cold
774 section labels to compute size deltas for the hot and cold sections.
775 (dwarf2out_begin_prologue): Add code to initialize new fields in
777 (dwarf2out_switch_text_section): New function (invoked through
778 debug_hook); updates new fields in dw_fde_struct appropriately and
779 increments separate_line_info_table_in_use.
780 (dwarf2_debug_hooks): Initialize switch_text_section function to be
781 dwarf2out_switch_text_section.
782 (struct var_loc_node): Add new field, section_label.
783 (output_aranges): Add code to check whether in hot or cold section and
784 use the appropriate label in calculating deltas.
785 (output_ranges): Likewise.
786 (output_line_info): Add code to check which section we're in and
787 use appropriate hot/cold label.
788 (add_location_or_constant_value_attribute): Likewise.
789 (gen_subprogam_die): Modify arange attributes to use correct labels.
790 (dwarf2out_begin_block): Change call to function_section into call to
791 current_function_section.
792 (dwarf2out_end_block): Likewise.
793 (dwarf2out_source_line): Likewise.
794 (dwarf2out_var_location): Add code to check whether in hot or cold
795 section and use the appropriate label.
796 * except.c (output_function_exception_table): Change call to
797 function_section into call to current_function_section.
798 * final.c (profile_function): Likewise.
799 (scan_ahead_for_unlikely_executed_note): Remove function.
800 (final_scan_insn): Remove calls to
801 scan_ahead_for_unlikely_executed_note, and related code for switching
802 to cold section, except for the single time
803 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
804 debug_hooks->switch_text_sections; replace appropriate calls to
805 function_section with calls to current_function_section.
806 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
807 test_bb to condition.
808 (find_if_case_2): Likewise.
809 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
810 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
811 * opts.c (decode_options): Change warning about hot/cold partitioning
812 with exceptionss to inform (so as not to cause bootstrap failures);
813 remove warning about partitioning with DWARF debug info.
814 * output.h (current_function_section): Add new function decl.
815 (insert_section_boundary_note): Likewise.
816 (enum in_section): Move this declaration here from varasm.c.
817 (unlikely_section_label): Likewise.
818 (unlikely_text_section_name): Likewise.
819 (last_text_section_name): New global variable.
820 (last_text_section): Likewise.
821 (hot_section_label): Likewise.
822 (hot_section_end_label): Likewise.
823 (cold_section_end_label): Likewise.
824 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
825 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
826 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
827 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
828 insn from consideration.
829 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
831 * varasm.c (basic-block.h): Add new include.
832 (unlikely_section_label_printed): Remove global variable.
833 (unlikely_section_label): Make global variable not be static any more.
834 (unlikely_text_section_name): Likewise.
835 (hot_section_end_label): New global variable (not static)
836 (first_function_block_is_cold): Likewise.
837 (hot_section_label): Likewise.
838 (cold_section_end_label): Likewise..
839 (last_text_section): New global variable, not static.
840 (last_text_section_name): New global variable, not static.
841 (initialize_cold_section_name): New function.
842 (enum in_section): Move declaration to output.h.
843 (text_section): Update last_text_section.
844 (unlikely_text_section): Replace code to determine cold section name
845 with call to initialize_cold_section_name; Add code to update
846 last_text_section; remove code for printing out label.
847 (named_section_real): Add code to update last_text_section and
848 last_text_section_name as appropriate.
849 (function_section): Change test for 'unlikely' to depend on
850 first_function_block_is_cold (moved old test to
851 current_function_section).
852 (current_function_section): New function.
853 (assemble_start_function): Move code that frees
854 unlikely_text_section_name; initialize hot_section_end_label;
855 print hot and cold section labels at the start of the function;
856 set first_function_block_is_cold, if appropriate; initialize l
857 ast_text_section; add call to insert_section_boundary_note.
858 (assemble_end_function): Add code to write out hot and cold section
860 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
862 * config/darwin.c (machopic_select_section): Replace incorrect
863 function in base_funs; update reloc for cold sections if necessary.
864 * config/darwin.h (SECTION_FUNCTION): Add code to update
865 last_text_section if appropriate.
866 (text_unlikely_section): Remove.
867 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
868 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
869 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
870 partitioning for this architecture.
872 2005-03-31 Olivier Hainque <hainque@adacore.com>
874 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
875 defined and non-zero.
877 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
880 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
883 2005-03-31 Alan Modra <amodra@bigpond.net.au>
886 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
887 label operand. Remove (use (unspec..)). Don't emit a label on
889 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
890 generate inline label for load_toc_v4_PIC_1b.
891 (rs6000_emit_load_toc_table): Likewise.
893 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
895 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
896 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
898 2005-03-29 Devang Patel <dpatel@apple.com>
900 * tree-sra.c (decide_block_copy): Disable scalarization of
903 2005-03-30 Stuart Hastings <stuart@apple.com>
904 Dale Johannesen <dalej@apple.com>
906 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
907 * print-tree.c (print_node): Add case STATEMENT_LIST.
909 2005-03-31 Alan Modra <amodra@bigpond.net.au>
911 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
912 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
913 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
914 is given with "powerpc64*" or "all", or when --with-cpu chooses
917 2005-03-30 James E. Wilson <wilson@specifixinc.com>
920 * dwarf2out.c (add_high_low_attributes): New function, extracted from
921 gen_lexical_block_die.
922 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
924 2005-03-31 Jan Hubicka <jh@suse.cz>
926 2004-11-02 Jan Hubicka <jh@suse.cz>
928 * cgraph.c (cgraph_varpool_node_name): New function.
929 (dump_cgraph_varpool_node): New function.
930 (dump_varpool): New function.
931 * cgraphunit.c (cgraph_optimize): Dump varpool.
933 2004-10-16 Jan Hubicka <jh@suse.cz>
935 * cgraph.c (decide_is_variable_needed): New function.
936 (cgraph_varpool_finalize_decl): Use it.
937 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
939 * final.c (output_addr_const): Do not call mark_referenced.
940 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
941 always go via cgraph.
942 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
943 (check_global_declarations): Ifdef out code clearing DECL_RTL.
944 * tree-optimize.c (execute_inline): Mark functions called.
945 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
947 2004-10-11 Jan Hubicka <jh@suse.cz>
949 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
950 (cgraph_varpool_last_needed_node): New static variable.
951 (enqueue_needed_varpool_node): Break out from ...; add items to the
952 end of queue; update first pointers.
953 (cgraph_varpool_mark_needed_node): ... here.
954 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
955 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
956 * cgraph.h (cgraph_varpool_node): Add analyzed field.
957 (cgraph_varpool_first_unanalyzed_node): Declare.
958 * cgraphunit.c: Include output.h.
959 (cgraph_varpool_analyze_pending_decls): New function.
960 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
961 for errors, analyze pending decls.
962 (cgraph_finalize_compilation_unit): Only analyze decls.
963 (cgraph_optimize): Assemble the decls after expanding.
965 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
967 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
968 subvars get marked properly in tags for grouping.
969 (add_pointed_to_var): Mark only actual pointed to
970 variables/subvars in addresses needed.
971 (create_overlap_variables_for): Clear call clobbered on original
973 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
974 addresable vars with subvars into list.
975 * tree-ssa.c (verify_ssa_name): Verify original is not used where
978 2005-03-30 Richard Henderson <rth@redhat.com>
980 * cgraph.h (struct cgraph_node): Add alias.
981 * varasm.c (assemble_alias): Set it.
982 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
983 avoid calling cgraph_expand_function.
985 2005-03-30 Tom Tromey <tromey@redhat.com>
987 * tree.def (FILE_TYPE): Removed.
988 * typeclass.h (enum type_class): Removed file_type_class.
989 * dwarf2out.c (is_base_type): Updated.
990 (gen_type_die): Likewise.
991 * dbxout.c (dbxout_type): Updated.
992 * builtins.c (type_to_class): Updated.
993 * tree.c (type_contains_placeholder_1): Updated.
994 * config/sparc/sparc.c (sparc_type_code): Updated.
995 * config/ia64/ia64.c (hfa_element_mode): Updated.
996 * expr.c (count_type_elements): Updated.
997 * stor-layout.c (layout_type): Updated.
998 * tree-inline.c (remap_type): Updated.
999 * tree-pretty-print.c (dump_generic_node): Updated.
1001 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1003 * builtins.c (expand_builtin_powi): Fix mode of
1004 2nd argument to match int.
1005 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1006 2nd argument type to int.
1007 * libgcc2.c: Change prototype of __powi* functions to use
1010 2005-03-30 Dale Johannesen <dalej@apple.com>
1013 * calls.c (expand_call): Flush pending deferrals before
1016 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1020 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1021 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1022 c_label_context, label_context_stack): New.
1023 * c-decl.c (define_label): Check for jumps into statement
1024 expressions. Add label to list of defined labels.
1025 (start_function): Push context on label_context_stack.
1026 (finish_function): Pop context from label_context_stack.
1027 * c-typeck.c (label_context_stack): New.
1028 (c_finish_goto_label): Check for jumps into statement
1029 expressions. Add label to list of jumped to labels.
1030 (struct c_switch): Add blocked_stmt_expr.
1031 (c_start_case): Initialize it.
1032 (do_case): Check it.
1033 (c_finish_case): Verify !blocked_stmt_expr.
1034 (c_begin_stmt_expr): Push context on label_context_stack.
1035 Increment blocked_stmt_expr. Mark labels jumped to from outside
1037 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1038 defined in the statement expression and no longer jumpable to.
1039 Mark labels jumped to from just outside the statement expression
1040 as again definable. Pop context from label_context_stack.
1041 * doc/extend.texi (Statement Exprs): Update.
1043 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1046 * c-decl.c (start_function): Check for old_decl being
1049 2005-03-30 Ian Lance Taylor <ian@airs.com>
1051 * final.c (final): Remove prescan parameter. Change all callers.
1052 (final_scan_insn): Remove prescan parameter. Change all callers.
1054 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1056 * tree-vectorizer.c: Fix comment typos.
1058 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1060 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1061 as soon as a chrec_dont_know is detected.
1063 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1065 Merge from csl-arm-branch.
1066 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1068 * tlink.c (recompile_files): Do not assume that "rename" can
1069 overwrite an existing file.
1071 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1073 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1074 * gcc/configure: Regenerate.
1076 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1078 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1080 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1082 * calls.c (struct arg_data): Update "partial" comment.
1083 (load_register_parameters): Update "nregs" comment.
1085 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1087 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1088 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1089 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1090 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1091 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1092 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1093 than target_flags & 0.
1094 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1095 (iq2000_arch, iq2000_parse_cpu): Delete.
1096 (TARGET_HANDLE_OPTION): Override default.
1097 (iq2000_handle_option): New function.
1098 (override_options): Remove -march= and -mcpu= handling.
1099 * config/iq2000/iq2000.opt: New file.
1101 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1103 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1104 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1105 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1106 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1107 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1108 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1109 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1110 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1111 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1112 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1113 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1114 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1115 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1116 (TARGET_OPTIONS): Delete.
1117 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1118 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1119 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1120 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1121 (c4x_cpu_version_string): Delete.
1122 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1123 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1124 equivalent -mcpu= option.
1125 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1126 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1127 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1128 or clearing the appropriate MASK_* bit.
1129 (c4x_file_start): Use c4x_cpu_version.
1130 * config/c4x/c4x.opt: New file.
1132 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1134 * doc/options.texi: Document the new MaskExists flag.
1135 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1136 if the option has the MaskExists flag.
1138 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1140 * opt-functions.awk (flag_set_p, test_flag): New functions.
1141 (switch_flags): Use them.
1142 * opth-gen.awk: Use flag_set_p to check for flags.
1143 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1145 2005-03-30 Ian Lance Taylor <ian@airs.com>
1147 * config.host (i[34567]86-*-mingw32*): Don't set
1148 host_can_use_collect2 to no.
1150 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1153 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1154 Remove convert_memory_address call duplicating that in memory_address.
1156 2005-03-29 Richard Henderson <rth@redhat.com>
1159 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1160 (build_compound_literal): Likewise. Propagate decl type into the
1162 (finish_decl): Likewise. Use new return value from complete_array_type
1163 for zero sized arrays.
1164 (complete_array_type): Move ...
1165 * c-common.c (complete_array_type): ... here. Change first argument
1166 to pointer-to-type-node. Consistently use sizetype for the index
1167 except for zero sized arrays. Detect zero sized arrays for pedantic
1168 mode diagnostics. Create a new type node instead of modifying the
1170 * c-tree.h (complete_array_type): Move decl ...
1171 * c-common.h (complete_array_type): ... here.
1173 2005-03-29 Richard Henderson <rth@redhat.com>
1176 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1178 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1180 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1181 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1182 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1183 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1185 2005-03-29 Eric Christopher <echristo@redhat.com>
1187 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1188 truthvalue conversion removal.
1190 2005-03-29 Ian Lance Taylor <ian@airs.com>
1193 * collect2.c: Never include <vfork.h>.
1194 (VFORK_STRING, vfork): Don't define.
1195 (pid): Remove global variable.
1196 (handler): Call raise instead of kill (getpid(), ...).
1197 (collect_wait): Add pex parameter. Change all callers. Use
1198 pex_get_status rather than pwait.
1199 (do_wait): Add pex parameter. Change all callers.
1200 (collect_execute): Return struct pex_obj * rather than void. Use
1201 pex routines rather than pexecute.
1202 (fork_execute): Get pex_obj from collect_execute, and pass it to
1204 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1205 Only declare quit_handler if SIGQUIT is defined.
1206 (scan_libraries): Likewise.
1207 * collect2.h (collect_execute): Update declaration.
1208 (collect_wait): Update declaration.
1209 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1210 pass it to collect_wait.
1212 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1215 * c-parser.c (c_parser_compound_statement_nostart): Give error
1216 message for EOF instead of just setting parser->error.
1218 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1220 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1221 (slpeel_update_phi_nodes_for_guard1): New function.
1222 (slpeel_update_phi_nodes_for_guard2): New function.
1223 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1224 of slpeel_update_phi_nodes_for_guard.
1225 (vectorize_loops): Remove call to loop_closed_rewrite.
1226 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1229 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1231 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1232 (TARGET_LITTLE_ENDIAN): New macro.
1233 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1234 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1235 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1236 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1237 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1238 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1239 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1240 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1241 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1242 (TARGET_OPTIONS): Delete.
1243 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1244 (CACHE_FLUSH_TRAP): Turn into an integer.
1245 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1246 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1247 -mflush-trap is in use.
1248 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1249 (m32r_cache_flush_trap_string): Delete.
1250 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1251 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1252 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1253 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1254 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1255 -mmodel= and -msdata= handling from...
1256 (m32r_init): ...here.
1257 * config/m32r/m32r.opt: New file.
1259 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1261 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1262 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1263 * tree-vect-analyze.c (vect_object_analysis): additional parm
1264 pass back a "struct ptr_info_def *" with the points-to info.
1265 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1266 statement using info returned from vect_object_analysis.
1267 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1268 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1269 for virtual uses and defs when creating a replacement vector
1270 reference. Call duplicate_ssa_name_ptr_info to define points-to
1271 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1272 (vectorizable_store): copy_virtual_operands and update
1273 definition statements.
1274 (vectorizable_load): copy_virtual_operands. Remove call to
1275 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1276 * tree-vectorizer.c (vectorize_loops): Remove calls to
1277 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1278 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1279 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1280 define macro STMT_VINFO_PTR_INFO for use in accessing.
1281 * tree.h add export of duplicate_ssa_name_ptr_info.
1282 * rs6000.c (altivec_init_builtins): Declare builtin function
1283 __builtin_altivec_mask_for_load to be "const".
1285 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1288 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1289 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1290 assemble_variable on aliases.
1291 * varasm.c (assemble_alias): Set node->alias.
1292 * toplev.c (wrapup_global_declarations): Don't call
1293 rest_of_decl_compilation on aliases again.
1295 2005-03-29 Paul Brook <paul@codesourcery.com>
1297 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1298 * config/arm/arm.c (arm_dbx_register_number): New function.
1299 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1301 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1304 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1305 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1307 2005-03-29 Dale Johannesen <dalej@apple.com>
1309 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1310 $(TREE_H) and $(COVERAGE_H).
1311 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1312 * opts.c (common_handle_option): Enable tree-based value transforms.
1313 * toplev.c (process_options): Ditto.
1314 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1315 refers to references to this type.
1316 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1317 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1318 for may_be_more, may_be_less.
1319 (rtl_gen_pow2_profiler): Adjust.
1320 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1321 (rtl_gen_one_value_profiler): Adjust.
1322 (rtl_gen_const_delta_profiler): Adjust.
1323 * tree-profile.c (tree_gen_interval_profiler): Implement.
1324 (tree_gen_pow2_profiler): Ditto.
1325 (tree_gen_one_value_profiler): Ditto.
1326 (tree_profiling): New.
1327 (pass_tree_profile): Reference it.
1328 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1330 (insn_divmod_values_to_profile): Rename to
1331 rtl_divmod_values_to_profile. Adjust.
1332 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1333 (insn_prefetch_values_to_profile): Adjust.
1334 (rtl_value_profile_transformations): Adjust.
1335 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1336 (gen_mod_pow2): Rename to rtl_mod_pow2.
1337 (gen_mod_subtract): Rename to rtl_mod_subtract.
1338 (divmod_fixed_value_transform): Rename to
1339 rtl_divmod_fixed_value_transform.
1340 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1341 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1342 (rtl_find_values_to_profile): Adjust.
1343 (tree_value_profile_transformations): Implement.
1344 (tree_divmod_values_to_profile): New.
1345 (tree_values_to_profile): New.
1346 (tree_divmod_fixed_value): New.
1347 (tree_mod_pow2): New.
1348 (tree_mod_subtract): New.
1349 (tree_divmod_fixed_value_transform): New.
1350 (tree_mod_pow2_value_transform): New.
1351 (tree_mod_subtract_transform): New.
1352 (tree_find_values_to_profile): Implement.
1353 * profile.c (instrument_values): Free histograms.
1354 (compute_value_histograms): Adjust. Implement tree version.
1356 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1358 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1359 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1360 variable. Output "fldcw" depending on round_mode.
1361 * config/i386/i386.md (UNSPEC_FIST): New.
1362 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1363 New isns patterns to implement lrint and llrint built-ins as x87
1365 (fistdi2, fist<mode>2 splitters): New splitters.
1366 (lrint<mode>2): New expanders.
1368 2005-03-28 Ian Lance Taylor <ian@airs.com>
1370 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1371 0 when calling final_scan_insn.
1373 2005-03-28 Jan Hubicka <jh@suse.cz>
1376 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1379 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1380 types where possible.
1382 2005-03-26 Per Bothner <per@bothner.com>
1384 Make -f[no-]show-column also control non-cpp diagnostics.
1385 * c.opt (fshow-column): Move option from here ...
1386 * common.opt (fshow-column): ... to here.
1387 * diagnostic.c (diagnostic_build_prefix): Only print column number
1388 if flag_show_column.
1390 2005-03-27 Steven Bosscher <stevenb@suse.de>
1392 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1393 vax_output_conditional_branch): New prototypes.
1394 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1395 extracted from vax.md mov and add patterns.
1396 (vax_output_conditional_branch): New function to output conditional
1397 branch instructions.
1398 * vax.md: Use mode macros for arithmetic and mov patterns.
1399 Use code macros for the jump patterns.
1401 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1403 * Makefile.in (libbackend.o): Depend on version files;
1404 add custom generation command.
1406 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1409 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1410 sure that we have a REG before getting its REGNO.
1412 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1414 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1415 * builtins.def (BUILT_IN_STRNDUP): New.
1417 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1419 PR tree-optimization/20470
1420 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1423 2005-03-25 Mike Stump <mrs@apple.com>
1425 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1428 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1430 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1431 Use our own structure definitions.
1433 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1434 (fix_truncdfsi2): Allow registers or memory as destination.
1435 When TARGET_PPC_GFXOPT, generate simplified pattern.
1436 (fix_truncdfsi2_internal): Use define_insn_and_split.
1437 (fix_truncdfsi2_internal_gfxopt): New.
1438 (fctiwz): Don't confuse register allocation by giving it no choices.
1440 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1441 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1442 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1443 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1445 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1447 * dominance.c (free_dominance_info): Speed up by freeing et
1448 data structures without maintaining other nodes.
1449 * et-forest.c (et_free_tree_force): New.
1450 * et-forest.h: Add a prototype for et_free_tree_force.
1452 * tree.c (get_set_constructor_bits,
1453 get_set_constructor_bytes): Remove.
1454 * tree.h: Remove the corresponding prototypes.
1456 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1459 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1460 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1461 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1462 PRE_DEC, NEG and NOT.
1464 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1466 * fold-const.c: Convert uses of fold (build (...)) to
1469 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1471 PR rtl-optimization/20249
1472 * cse.c (insert_regs): Do not record equivalence of registers in
1475 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1477 * emit-rtl.c (reverse_comparison): Remove.
1478 * rtl.h: Remove the corresponding prototype.
1480 2005-03-24 James E Wilson <wilson@specifixinc.com>
1482 * doc/install.texi (--enable-altivec): Delete docs.
1484 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1486 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1487 SFmode and DFmode before reload when
1488 flag_unsafe_math_optimizations not enabled.
1490 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1492 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1494 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1495 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1497 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1499 * configure.ac (enable-checking): Add 'runtime' option.
1500 * doc/install.texi (enable-checking): Document 'runtime' checking.
1501 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1502 * config.in: Regenerated.
1503 * configure: Regenerated.
1505 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1507 * optabs.h (enum optab_index): Remove OTI_llrint.
1508 (llrint_optab): Remove macro.
1509 * optabs.c (init_optabs): Remove llrint_optab initialization.
1510 * genopinit.c (optabs): Remove llrint_optab implementation.
1511 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1514 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1516 PR rtl-optimization/20532
1517 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1518 overflow when adding coefficients for PLUS or MINUS.
1519 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1522 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1524 * langhooks.h (truthvalue_conversion): Remove.
1525 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1526 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1527 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1528 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1529 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1531 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1533 * params.def: Fix a typo.
1534 * config/mips/mips.c: Follow the spelling convensions.
1535 * doc/invoke.texi: Fix typos.
1537 2005-03-18 Dale Johannese <dalej@apple.com>
1539 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1541 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1543 Fix PR tree-optimization/20601
1545 * tree-ssa-pre.c (insert_aux): Add missing condition to
1548 2005-03-23 Ian Lance Taylor <ian@airs.com>
1550 * final.c (final_scan_insn): Don't remove no-op instructions.
1551 * reload1.c (reload): Remove simple no-op instructions even when
1554 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1556 PR tree-optimization/20501
1557 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1558 reporting that peeling for alignment is applied moved to...
1559 * (vect_analyze_data_refs_alignment): Here.
1561 2005-03-23 Ian Lance Taylor <ian@airs.com>
1563 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1565 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1567 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1568 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1570 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1572 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1573 imply that this is called once, independent of asms in code.
1574 Adjust to now being pased output and input lists. Mention helper
1575 function decl_overlaps_hard_reg_set_p.
1576 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1577 hook_tree_tree_identity and to take three trees, returning third.
1578 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1580 * stmt.c: include hard-reg-set.h before tree.h.
1581 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1582 (decl_conflicts_with_clobbers_p): Call
1583 decl_overlaps_hard_reg_set_p.
1584 (expand_asm_operands): Pass output and input lists in call to
1585 targetm.md_asm_clobbers.
1586 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1587 hook_tree_tree_tree_tree_3rd_identity.
1588 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1590 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1591 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1592 parameters, first two unused.
1593 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1594 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1595 in constraint letters and MOF is not mentioned as a asm-declared
1596 register in neither of the input and output lists.
1598 2005-03-23 DJ Delorie <dj@redhat.com>
1600 * optabs.c (expand_binop): Make sure the first subword's result
1603 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1605 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1606 Call c_common_truthvalue_conversion rather than
1607 lang_hooks.truthvalue_conversion.
1608 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1609 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1611 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1612 c_common_truthvalue_conversion.
1613 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1614 c_parser_conditional_expression, c_parser_binary_expression): Call
1615 c_objc_common_truthvalue_conversion.
1616 * c-typeck.c (build_unary_op): Call
1617 c_objc_common_truthvalue_conversion.
1618 (build_conditional_expr): Do not call
1619 lang_hooks.truthvalue_conversion.
1620 (build_binary_op): Call c_common_truthvalue_conversion.
1621 (c_objc_common_truthvalue_conversion): Moved from
1622 c-objc-common.c. Call default_function_array_conversion instead
1623 of default_conversion.
1625 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1627 * c-common.h (default_conversion): Remove.
1628 (perform_integral_promotions): Add.
1629 * c-tree.h (default_conversion): Add.
1630 * c-typeck.c (perform_integral_promotions): New, split out from
1632 * c-common.c (check_case_value): Use perform_integral_promotions,
1633 not default_conversion.
1634 (c_add_case_label): Don't continue processing case label after
1635 found to be pointer.
1637 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1639 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1640 the prefix list if we have already added a multilib directory
1642 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1645 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1647 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1649 * reload.h: Remove the prototype for indirect_symref_ok.
1651 * reload1.c (indirect_symref_ok): Make it global.
1652 * reload.h: Add a prototype for indirect_symref_ok.
1654 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1656 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1659 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1661 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1663 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1665 * c-opts.c (c_common_parse_file): Only start/end main source file
1666 if debug hooks says the writer wants it.
1667 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1669 (xcoff_debug_hooks): Ditto.
1670 * debug.c (do_nothing_hooks): Ditto.
1671 * debug.h (gcc_debug_hooks): Ditto.
1672 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1673 * sdbout.c (sdb_debug_hooks): Ditto.
1674 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1676 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1678 * doc/extend.texi: Deprecate C++ min/max operators.
1680 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1682 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1683 artificial original candidates.
1685 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1686 Jan Hubicka <jh@suse.cz>
1687 Steven Bosscher <stevenb@suse.de>
1689 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1690 call cost based on argument sizes.
1691 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1693 * params.def: (max-inline-inssn-single): Set to 450.
1694 (max-inline-insns-auto): Set to 90.
1695 (max-inline-insns-recursive): Set to 450
1696 (max-inline-insns-recursive-auto): Set to 450.
1697 (large-function-insns): Set to 2700.
1698 (inline-call-cost): New parameter.
1699 * tree-inline.c (estimate_move_cost): New function.
1700 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1701 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1703 * tree-inline.h (estimate_move_cost): Declare.
1704 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1705 (max-inline-insns-auto): Change default to 90.
1706 (max-inline-insns-recursive): Change default to 450
1707 (max-inline-insns-recursive-auto): Change default to 450.
1708 (large-function-insns): Change default to 2700.
1709 (inline-call-cost): Document new parameter.
1711 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1713 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1714 (TARGET_DEFAULT): Delete.
1715 * config/i860/i860.opt: New file.
1717 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1719 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1720 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1721 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1722 (frv_sched_lookahead): Delete.
1723 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1724 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1725 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1726 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1727 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1728 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1729 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1730 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1731 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1732 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1733 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1734 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1735 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1736 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1737 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1738 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1739 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1740 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1741 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1742 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1743 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1744 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1745 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1746 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1747 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1748 (frv_sched_lookahead): Delete.
1749 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1750 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1751 (frv_handle_option): New function. Move -mcpu= handling from...
1752 (frv_override_options): ...here. Remove handling of other
1754 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1755 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1756 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1757 and TARGET_NO_MULTI_CE.
1758 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1759 !TARGET_VLIW_BRANCH.
1760 * config/frv/frv.opt: New file.
1762 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1764 * fold-const.c (fold_ternary): Take decomposed arguments of
1766 (fold): Update a call to fold_ternary.
1768 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1769 * tree.h: Add corresponding prototypes.
1771 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1774 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1775 between jump table and its label.
1776 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1777 resp. ADDR_DIFF_VEC and the label preceeding it.
1778 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1779 is emitted in the right section.
1781 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1783 * fold-const.c (fold_unary, fold_binary): Update comments
1786 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1788 PR rtl-optimization/20527
1789 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1790 REG_INC note, test that the register also isn't mentioned in PRED
1793 2005-03-22 Ben Elliston <bje@au.ibm.com>
1795 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1798 2005-03-21 Mike Stump <mrs@apple.com>
1800 * varasm.c (default_assemble_visibility): Remove extra ().
1802 2005-03-21 Roger Sayle <roger@eyesopen.com>
1805 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1806 to determine whether a block can be duplicated, rather than test
1807 whether the block contains noncopyable insns ourselves.
1809 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1811 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1814 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1816 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1818 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1820 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1821 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1822 * config/fr30/fr30.opt: New file.
1824 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1826 Fix PR tree-optimization/20542
1828 * tree-flow-inline.h (overlap_subvar): Move to here.
1829 * tree-ssa-operands.c: From here.
1830 * tree-flow.h (overlap_subvar): Declare.
1831 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1832 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1833 for variables with subvars.
1835 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1838 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1839 * modulo-sched.c (const_iteration_count): Return on NULL
1841 (print_node_sched_params): Return on NULL dump_file.
1842 (generate_reg_moves): Handle reg-anti dependencies and disregard
1843 closing branch when generating register moves.
1844 (sms_schedule): Mark the SMSed block dirty.
1845 * passes.c (rest_of_handle_sms): Call update_life_info for all
1847 * testsuite/gcc.dg/20050321-1.c: New test.
1849 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1851 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1852 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1853 movqi_internal): Likewise.
1855 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1857 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1858 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1859 xtensa_b4const): Delete prototypes.
1860 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1861 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1862 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1863 xtensa_extra_constraint): New prototypes.
1864 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1865 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1866 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1867 move_operand, const_float_1_operand, fpmem_offset_operand,
1868 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1869 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1870 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1871 argument type to HOST_WIDE_INT.
1872 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1873 xtensa_mask_immediate): Likewise.
1874 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1875 Likewise. Also make these functions static.
1876 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1877 (xtensa_const_ok_for_letter_p): New.
1878 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1879 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1880 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1881 move_operand, const_float_1_operand, fpmem_offset_operand,
1882 branch_operator, ubranch_operator, boolean_operator): Move to
1884 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1885 (xtensa_mem_offset): Change return type to bool.
1886 (xtensa_extra_constraint): New.
1887 (gen_int_relational): Update type of const_range_p function pointer.
1888 Use xtensa_b4const_or_zero.
1889 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1890 xtensa_const_ok_for_letter_p. Update comments.
1891 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1892 (PREDICATE_CODES): Delete.
1893 * config/xtensa/xtensa.md: Include predicates.md.
1894 * config/xtensa/predicates.md: New file.
1896 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1898 * config/v850/v850-protos.h: Remove the prototypes for
1899 reg_or_int9_operand, reg_or_const_operand,
1900 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1901 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1902 movsi_source_operand, power_of_two_operand,
1903 not_power_of_two_operand, special_symbolref_operand,
1904 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1905 register_is_ok_for_epilogue.
1906 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1907 reg_or_int9_operand, reg_or_const_operand,
1908 call_address_operand, special_symbolref_operand,
1909 movsi_source_operand, power_of_two_operand,
1910 not_power_of_two_operand, register_is_ok_for_epilogue,
1911 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1912 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1914 * config/v850/v850.h (PREDICATE_CODES): Remove.
1915 * config/v850/v850.md: Include predicates.md.
1916 * config/v850/predicates.md: New.
1918 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1920 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1921 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1922 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1923 (itoolsdir, itoolsdatadir): Move definition above new first use.
1924 (install-itoolsdirs): New rule.
1925 (install-mkheaders): Depend on install-itoolsdirs, not
1926 install-include-dir.
1928 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1930 * tree-into-ssa.c: Remove obsolete comments.
1932 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1934 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1935 unrolling if -fpeel-loops is specified, too.
1936 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1937 Remove superfluous check for flag_unroll_loops.
1939 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1941 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1942 (lrint_optab, llrint_optab): Define corresponding macros.
1943 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1944 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1945 pattern and llrint_optab using llrintdi2 patterns.
1946 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1947 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1948 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1949 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1950 flag_unsafe_math_optimizations is set.
1952 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1954 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1955 simplify_logical, if_then_else_cond, known_cond,
1956 simplify_comparison): Adjust calls to reverse_comparison.
1957 Don't use combine_reversed_comparison_code).
1958 (combine_reversed_comparison_code): Remove.
1959 (reversed_comparison): Using reversed_comparison_code, move it...
1960 * jump.c (reversed_comparison): ... here.
1961 * rtl.h (reversed_comparison): Add prototype.
1963 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1965 * builtins.c (fold_builtin): Take decomposed arguments of
1967 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1968 * gimplify.c (gimplify_call_expr): Likewise.
1969 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1970 * tree.h: Update the prototype of fold_builtin.
1972 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1974 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1975 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1976 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1977 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1978 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1980 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1982 * builtins.c (fold_builtin_1): Take decomposed arguments of
1984 (fold_builtin): Update a call to fold_builtin_1.
1986 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1989 * gcov.c (output_lines): Only output function block summary when
1990 outputting branch information.
1991 * doc/gcov.texi: Document format of preamble and additional block
1994 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1996 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1997 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1998 the defaults false if BITS_PER_UNIT != 8.
1999 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2000 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2001 than BITS_PER_UNIT != 8.
2002 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2003 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2004 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2006 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2007 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2009 2005-03-20 Roger Sayle <roger@eyesopen.com>
2012 * fold-const.c (fold_binary): Fix type mismatch between
2013 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2014 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2015 for non-truth-valued expressions.
2017 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2018 and FUNCTION_DECL in the main switch.
2019 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2020 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2021 we also need to convert their operands to match.
2022 <TRUTH_NOT_EXPR>: Likewise.
2024 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2026 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2027 diagnostic without checking whether an lvalue.
2028 * c-common.h (lvalue_p): Remove.
2029 (enum lvalue_use): Update comment.
2030 (lvalue_or_else): Replace by lvalue_error.
2031 * c-typeck.c (lvalue_p): Make static.
2032 (lvalue_or_else): New. Call lvalue_error.
2034 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2036 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2037 (function_arg_advance): Use rs6000_parm_start.
2038 (function_arg, rs6000_arg_partial_bytes): Likewise.
2040 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2042 * c-common.c (check_case_value): Adjust comment about stripping
2044 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2045 * c-typeck.c (default_conversion, convert_arguments,
2046 build_modify_expr, convert_for_assignment, store_init_value,
2047 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2048 manually. Remove inaccurate comments.
2050 2005-03-20 Roger Sayle <roger@eyesopen.com>
2051 Joseph S. Myers <joseph@codesourcery.com>
2053 * varasm.c (do_assemble_alias): Restore comment describing function.
2054 Annotate the target parameter as potentially unused.
2056 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2059 * config/avr/avr.c (avr_output_function_prologue): Do not use
2060 current_function_name() in a label, use a local label instead.
2062 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2064 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2065 flag_finite_math_only, not flag_unsafe_math_optimizations.
2067 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2069 * builtins.c (fold_builtin_1): Update a call to
2070 targetm.fold_builtin.
2071 * hooks.c (hook_tree_tree_bool_null): Rename to
2072 hook_tree_tree_tree_bool_null. Take one more argument of type
2074 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2075 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2076 hook_tree_tree_tree_bool_null.
2077 * target.h (gcc_target): Update the prototype of fold_builtin.
2078 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2079 arguments of CALL_EXPR.
2080 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2083 2005-03-20 Jan Hubicka <jh@suse.cz>
2085 * cgraph.h (cgraph_node): Add prev_clone pointer.
2086 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2087 (cgraph_clone_node): Produce doubly linked chain.
2089 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2091 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2092 get_nonnull_operand, handle_sentinel_attribute,
2093 check_function_arguments_recurse): Do not strip NOPS from
2095 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2097 * c-format.c (get_constant): Likewise.
2098 * c-parser.c (c_parser_postfix_expression): Likewise.
2099 * c-typeck.c (set_init_index): Likewise.
2100 (convert_arguments): Don't check for NOP_EXPR containing integer
2103 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2105 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2106 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2107 Take decomposed arguments of CALL_EXPR.
2108 (fold_builtin_1): Update calls to the functions mentioned
2111 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2113 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2114 width to have integer type.
2115 (build_enumerator): Require enumerator value to have integer type.
2117 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2119 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2122 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2124 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2125 std=iso9899:199x): Correct descriptions.
2127 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2129 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2132 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2134 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2136 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2137 fold_builtin_memcpy.
2139 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2140 arguments of CALL_EXPR.
2141 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2142 fold_builtin_found, fold_builtin_1): Update calls to
2143 fold_trunc_transparent_mathfn.
2145 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2148 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2149 function pointers on targets that require function pointer
2151 (fold_sign_changed_comparison): Likewise.
2153 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2155 * combine.c (try_combine): When changing the mode of a hard reg, make
2156 sure that doing so is valid.
2158 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2160 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2161 (TARGET_HANDLE_OPTION): Override default.
2162 (avr_handle_option): New function.
2163 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2164 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2165 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2166 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2167 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2168 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2169 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2170 (TARGET_OPTIONS): Delete.
2171 * config/avr/avr.opt: New file.
2173 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2175 * config/m32r/m32r-protos.h: Remove the prototypes for
2176 call_address_operand, symbolic_operand, seth_add3_operand,
2177 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2178 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2179 two_insn_const_operand, move_src_operand,
2180 move_double_src_operand, move_dest_operand,
2181 eqne_comparison_operator, signed_comparison_operator,
2182 large_insn_p, conditional_move_operand, carry_compare_operand,
2183 m32r_block_immediate_operand, extend_operand,
2184 reg_or_eq_int16_operand, int8_operand, and
2185 reg_or_zero_operand.
2186 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2187 seth_add3_operand, int8_operand, cmp_int16_operand,
2188 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2189 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2190 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2191 move_double_src_operand, move_dest_operand,
2192 eqne_comparison_operator, signed_comparison_operator,
2193 extend_operand, small_insn_p, large_insn_p,
2194 conditional_move_operand, carry_compare_operand,
2195 m32r_block_immediate_operand): Move to predicates.md.
2196 (MAX_MOVE_BYTES): Move to m32r.h.
2197 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2198 * config/m32r/m32r.md: Include predicates.md.
2199 * config/m32r/predicates.md: New.
2201 2005-03-18 James E Wilson <wilson@specifixinc.com>
2204 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2207 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2209 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2210 call_address_operand, const_8bit_operand.
2211 * config/mn10300/mn10300.c (call_address_operand,
2212 const_8bit_operand, const_1f_operand): Move to predicates.md.
2213 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2214 * config/mn10300/mn10300.md: Include predicates.md.
2215 * config/mn10300/predicates.md: New.
2217 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2219 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2220 declarations in diagnostics and %E for identifiers, not %s.
2222 2005-03-18 Jan Hubicka <jh@suse.cz>
2223 Dale Johannesen <dalej@apple.com>
2225 * basic-block.h (scale_bbs_frequencies_int,
2226 scale_bbs_frequencies_gcov_type): Declare.
2227 * cfg.c (RDIV): New macro.
2228 (update_bb_frequency_for_threading): Fix.
2229 * basic-block.h (scale_bbs_frequencies_int,
2230 scale_bbs_frequencies_gcov_type): New.
2231 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2232 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2233 scale_bbs_frequencies_int.
2234 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2236 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2238 * config/m32r/m32r-protos.h: Remove the prototypes for
2239 call_address_operand, symbolic_operand, seth_add3_operand,
2240 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2241 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2242 two_insn_const_operand, move_src_operand,
2243 move_double_src_operand, move_dest_operand,
2244 eqne_comparison_operator, signed_comparison_operator,
2245 large_insn_p, conditional_move_operand, carry_compare_operand,
2246 m32r_block_immediate_operand, extend_operand,
2247 reg_or_eq_int16_operand, int8_operand, and
2248 reg_or_zero_operand.
2249 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2250 seth_add3_operand, int8_operand, cmp_int16_operand,
2251 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2252 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2253 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2254 move_double_src_operand, move_dest_operand,
2255 eqne_comparison_operator, signed_comparison_operator,
2256 extend_operand, small_insn_p, large_insn_p,
2257 conditional_move_operand, carry_compare_operand,
2258 m32r_block_immediate_operand): Move to predicates.md.
2259 (MAX_MOVE_BYTES): Move to m32r.h.
2260 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2261 * config/m32r/m32r.md: Include predicates.md.
2262 * config/m32r/predicates.md: New.
2264 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2266 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2267 symbolic_operand, symbolic_memory_operand,
2268 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2269 indexed_memory_operand, move_dest_operand, move_src_operand,
2270 prefetch_cc_operand, prefetch_nocc_operand,
2271 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2272 arith_operand, arith11_operand, pre_cint_operand,
2273 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2274 ireg_operand, int5_operand, uint5_operand, int11_operand,
2275 uint32_operand, arith5_operand, and_operand, ior_operand,
2276 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2277 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2278 shadd_operand, movb_comparison_operator,
2279 cmpib_comparison_operator): Move to predicates.md.
2280 (magic_milli, shadd_constant_p): Make it extern.
2281 * config/pa/pa.h (PREDICATE_CODES): Remove.
2282 * config/pa/pa.md: Include predicates.md.
2283 * config/pa/predicates.md: New.
2285 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2288 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2290 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2291 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2292 config/alpha/freebsd.h, config/alpha/linux.h,
2293 config/alpha/netbsd.h, config/alpha/osf5.h,
2294 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2295 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2296 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2297 doc/cppopts.texi: Update copyright.
2299 2005-03-18 Jan Hubicka <jh@suse.cz>
2302 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2304 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2307 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2309 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2312 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2314 * combine.c (gen_binary): Remove.
2315 (known_cond, simplify_shift_const, find_split_point,
2316 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2317 simplify_logical, expand_field_assignment, extract_left_shift,
2318 force_to_mode, if_then_else_cond, apply_distributive_law,
2319 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2320 simplify_comparison, reversed_comparison): Replace with
2321 simplify_gen_binary, simplify_gen_relational or
2322 distribute_and_simplify_rtx.
2323 (distribute_and_simplify_rtx): New function.
2325 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2326 Paolo Bonzini <gcc.gnu.org>
2328 * calls.c (setjmp_call_p, special_function_p): Update comments
2329 at the head of the functions.
2331 2005-03-18 Jan Hubicka <jh@suse.cz>
2333 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2335 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2336 function body should be released; do not proactively release function
2337 bodies in non-unit-at-a-time mode.
2339 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2341 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2342 mno-fp-ret-in-387 multilib variants.
2344 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2346 * common.opt (m): Remove.
2347 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2349 (common_handle_option): Remove OPT_m case.
2351 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2353 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2355 (fold_builtin_1): Update a call to fold_builtin_bitop.
2357 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2359 (fold_builtin_1): Update a call to fold_builtin_signbit.
2361 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2363 PR tree-optimization/20474
2364 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2365 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2367 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2369 * config/h8300/h8300-protos.h: Remove prototypes for
2370 general_operand_src, general_operand_dst, single_one_operand,
2371 single_zero_operand, call_insn_operand,
2372 two_insn_adds_subs_operand, small_call_insn_operand,
2373 jump_address_operand, bit_operand, bit_memory_operand,
2374 stack_pointer_operand, const_int_gt_2_operand,
2375 const_int_ge_8_operand, const_int_qi_operand,
2376 const_int_hi_operand, incdec_operand, bit_operator,
2377 nshift_operator, eqne_operator, gtle_operator,
2378 gtuleu_operator, iorxor_operator.
2379 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2380 h8300_ldm_stm_parallel.
2381 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2383 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2384 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2385 (h8300_ldm_stm_parallel): Make it extern.
2386 (h8300_ldm_parallel, h8300_stm_parallel,
2387 h8300_return_parallel, general_operand_src,
2388 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2389 nibble_operand, reg_or_nibble_operand, single_one_operand,
2390 single_zero_operand, call_insn_operand,
2391 two_insn_adds_subs_operand, small_call_insn_operand,
2392 jump_address_operand, bit_operand, bit_memory_operand,
2393 stack_pointer_operand, const_int_gt_2_operand,
2394 const_int_ge_8_operand, const_int_qi_operand,
2395 const_int_hi_operand, incdec_operand, eqne_operator,
2396 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2397 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2398 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2399 nshift_operator): Move to predicates.md.
2400 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2401 * config/h8300/h8300.md: Include predicates.md.
2402 * config/h8300/predicates.md: New.
2404 2005-03-17 Richard Henderson <rth@redhat.com>
2406 * config.gcc (ia64*-*-hpux*): Add extra_options.
2407 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2408 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2409 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2410 (ia64_tls_size_string, ia64_tune_string): Remove.
2411 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2412 (TARGET_DEFAULT_TARGET_FLAGS): New.
2413 (TARGET_HANDLE_OPTION): New.
2414 (ia64_override_options): Move options parsing ...
2415 (ia64_handle_option): ... here. New.
2416 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2417 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2418 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2419 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2420 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2421 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2422 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2423 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2424 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2425 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2426 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2427 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2428 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2429 TARGET_EARLY_STOP_BITS): Remove.
2430 (TARGET_ILP32): Default false.
2431 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2432 (enum ia64_inline_type): New.
2433 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2434 * config/ia64/ia64.md: Update for new definitions of
2435 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2436 * config/ia64/ia64.opt: New file.
2437 * config/ia64/ilp32.opt: New file.
2439 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2442 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2444 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2446 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2447 instead of MASK_H8300S.
2448 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2449 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2450 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2451 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2452 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2453 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2454 TARGET_SWITCHES): Remove.
2455 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2457 * config/h8300/h8300.opt: New.
2459 * config/alpha/alpha.opt, config/arc/arc.opt,
2460 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2463 2005-03-17 Ian Lance Taylor <ian@airs.com>
2467 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2469 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2470 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2471 (TARGET_HANDLE_OPTION): Override default.
2472 (arc_handle_option): New function.
2473 (arc_init): Remove code to set arch_cpu_string.
2474 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2475 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2476 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2477 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2478 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2479 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2480 (arc_rodata_string, TARGET_OPTIONS): Delete.
2481 * config/arc/arc.opt: New file.
2483 2005-03-17 Richard Henderson <rth@redhat.com>
2485 * doc/extend.texi (Weak Pragmas): New section.
2486 (attribute alias): Clarify that target must be in the same
2489 2005-03-17 Richard Henderson <rth@redhat.com>
2491 * config/alpha/alpha.opt: New file.
2492 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2494 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2495 alpha_fprm_string, alpha_fptm_string): Make static.
2496 (alpha_tls_size_string): Remove.
2497 (alpha_handle_option): New.
2498 (override_options): Update for alpha_cpu/alpha_tune split.
2499 (alpha_file_start): Likewise.
2500 (TARGET_DEFAULT_TARGET_FLAGS): New.
2501 (TARGET_HANDLE_OPTION): New.
2502 * config/alpha/alpha.h (alpha_tune): Declare.
2503 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2504 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2505 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2506 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2507 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2508 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2509 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2510 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2511 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2512 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2513 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2514 (TARGET_DEFAULT): Remove MASK_FP.
2515 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2516 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2517 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2518 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2519 alpha_tls_size_string): Remove.
2520 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2521 (attribute tune): Rename from attribute cpu.
2522 * config/alpha/ev4.md: Update to match.
2523 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2524 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2525 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2526 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2527 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2528 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2530 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2532 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2533 and return without creating new state if before_nops_num is nonzero.
2534 * config/ia64/ia64.md (first_insn): New attribute.
2535 (alloc): Set it to yes.
2537 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2539 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2540 STMT_VINFO_SUBVARS to NULL.
2541 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2543 2005-03-16 Dale Johannesen <dalej@apple.com>
2545 * rtlanal.c (find_first_parameter_load): Rewrite to
2546 return actual first param load or the call if none,
2547 instead of first in block, when not all loads exist.
2549 2005-03-16 Roger Sayle <roger@eyesopen.com>
2551 * optabs.c (expand_copysign_absneg): Make static.
2552 * optabs.h (expand_copysign_absneg): Delete prototype.
2553 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2555 2005-03-16 Richard Henderson <rth@redhat.com>
2558 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2559 (alias_pairs): Rename from output_defs.
2560 (find_decl_and_mark_needed): Split out from assemble_alias.
2561 (do_assemble_alias): New.
2562 (assemble_output_def): Remove.
2563 (finish_aliases_1, finish_aliases_2): New.
2564 (process_pending_assemble_output_defs): Remove.
2565 (assemble_alias): Defer aliases for which we don't yet have a
2566 non-external decl for the target symbol.
2567 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2568 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2569 * toplev.c (compile_file): Use finish_aliases_2 instead of
2570 process_pending_assemble_output_defs.
2571 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2572 (process_pending_assemble_output_defs): Remove.
2574 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2576 Fix PR tree-optimization/20489
2578 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2579 for empty structures.
2581 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2583 Fix PR tree-optimization/20490
2585 * tree-ssa-pre.c (create_expression_by_pieces): Use
2586 force_gimple_operand on result of fold.
2588 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2590 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2591 of closing parenthesis.
2593 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2595 * builtins.c (expand_movstr): Update a call to
2596 fold_builtin_strcpy.
2597 (expand_builtin_strncpy): Update a call to
2598 fold_builtin_strncpy.
2599 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2600 arguments of CALL_EXPR.
2601 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2602 fold_builtin_strncpy.
2603 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2604 * tree.h: Update the prototypes of fold_builtin_strcpy and
2605 fold_builtin_strncpy.
2607 2005-03-16 Steven Bosscher <stevenb@suse.de>
2608 Dorit Naishlos <dorit@il.ibm.com>
2610 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2611 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2614 2005-03-16 Steven Bosscher <stevenb@suse.de>
2616 * tree-inline.c (walk_type_fields, walk_tree,
2617 walk_tree_without_duplicates): Move from here...
2618 * tree.c: ...to here.
2620 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2622 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2623 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2624 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2625 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2626 (version): Define using $(BASEVER_c).
2627 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2629 (version.o): Depend on version files; add custom generation command.
2630 (prefix.o): Define BASEVER on command line.
2631 (s-iov): Depend on version files; adjust command.
2632 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2634 (gcc-vers.texi): New rule.
2635 (doc/%.info, doc/%.dvi): Add -I . to command line.
2636 (doc/gccinstall.dvi): Likewise.
2637 (PACKAGE): Delete. All uses replaced with "gcc".
2638 * aclocal.m4: Do not include gcc-version.m4.
2639 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2640 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2641 Set is_release based on contents of DEV-PHASE.
2642 Set gcc_version based on contents of BASE-VER.
2643 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2644 * config.in, configure: Regenerate.
2645 * gccbug.in: Determine version of GCC in use at runtime.
2646 * gcov-iov.c: Get version number and development phase from
2647 command line, not by including version.c.
2648 * intl.c: Replace all uses of PACKAGE with "gcc".
2649 * libada-mk.in: Delete unused "gcc_version" variable.
2650 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2651 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2652 commentary to match.
2653 (version_string): Put together from pieces.
2654 * config/alpha/x-vms: Do not use $(gcc_version).
2655 * config/i386/t-nwld: Likewise.
2656 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2657 version-GCC and DEVELOPMENT.
2659 2005-03-15 Roger Sayle <roger@eyesopen.com>
2661 PR tree-optimization/17454
2662 * tree.c (tree_size): Add case for TREE_BINFO.
2663 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2664 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2666 2005-03-15 Roger Sayle <roger@eyesopen.com>
2668 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2669 op1 whilst expanding the signed widenening multiply variant.
2671 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2673 * toplev.c (display_target_options): Avoid unused variable warning if
2674 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2675 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2676 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2677 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2678 (mips_isa_info): New variable.
2679 (mips_parse_cpu): Remove the first argument and leave the caller
2681 (TARGET_HANDLE_OPTION): Override default.
2682 (mips_handle_option): New function. Move option validation code from...
2683 (override_options): ...here. Update calls to mips_parse_cpu.
2684 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2685 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2686 (SUBTARGET_TARGET_OPTIONS): Delete.
2687 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2688 (mno-flush-func, mtune=): New options.
2690 2005-03-15 Roger Sayle <roger@eyesopen.com>
2691 Richard Henderson <rth@redhat.com>
2693 * real.c (c4x_single_format, c4x_extended_format): Provide values
2694 for signbit_ro for c4x's single and extended floating point formats.
2695 * optabs.c (expand_copysign): Use the floating point format's
2696 signbit_ro for expanding via expand_copysign_absneg, and it's
2697 signbit_rw field for expanding via expand_copysign_bit.
2699 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2701 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2702 known_alignment_for_access_p.
2703 (known_alignment_for_access_p): New.
2704 (do_peeling_for_alignment): Field made int instead of bool and renamed
2705 to peeling_for_alignment.
2706 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2707 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2708 functionality used to be in vect_analyze_operations.
2709 (vect_analyze_operations): Code to determine vectorization factor was
2710 moved to vect_determine_vectorization_factor.
2711 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2712 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2714 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2715 be part of vect_analyze_operations).
2716 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2717 creating the guard condition, as the number of iterations may be
2719 (slpeel_tree_peel_loop_to_edge): Use new name of
2720 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2721 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2722 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2723 (vect_do_peeling_for_alignment): Use fold.
2724 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2726 (vect_update_inits_of_dr): Renamed to
2727 vect_update_init_of_dr.
2728 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2729 (vectorizable_store): Fix assertion to use == instead of =.
2731 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2733 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2734 call_used_regs for wCG registers.
2736 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2738 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2739 for non-offsettable memory references to cope with outstanding reload
2740 replacements, take 2.
2742 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2745 * config/i386/i386.h (x86_fisttp): New.
2746 (TARGET_FISTTP): New macro.
2747 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2748 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2749 instruction when fisttp flag is set.
2750 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2752 * config/i386/i386.md (type attribute): Add fisttp.
2753 (unit attribute): Set to i387 for fisttp type.
2754 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2755 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2757 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2758 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2760 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2761 patterns for TARGET_FISTTP. Enable patterns for
2762 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2763 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2764 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2765 implement fisttp x87 insn.
2766 (fix_trunc*_i387_fisttp splitters): New patterns.
2767 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2768 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2769 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2771 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2772 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2773 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2774 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2775 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2776 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2777 Disable patterns for TARGET_FISTTP.
2778 (fix_trunc*_i387 splitters): Implement usign mode macros.
2779 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2780 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2781 (fix_trunx*_sse peephole2s): Implement using mode macros.
2783 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2785 PR rtl-optimization/20291
2786 * combine.c (try_combine): If splitting fails, re-try with
2787 original combined pattern, i.e. before clobber stripping.
2789 2005-03-14 Eric Christopher <echristo@redhat.com>
2791 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2792 STACK_GROWS_DOWNWARD.
2794 2005-03-14 Roger Sayle <roger@eyesopen.com>
2796 * real.h (struct real_format): Split the signbit field into two
2797 two fields, signbit_ro and signbit_rw.
2798 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2799 mips_double_format, ieee_extended_motorola_format,
2800 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2801 ieee_extended_intel_128_format, ibm_extended_format,
2802 mips_extended_format, ieee_quad_format, mips_quad_format,
2803 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2804 i370_double_format, c4x_single_format, c4x_extended_format,
2805 real_internal_format): Update initializers for new field.
2806 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2807 real_format structure.
2808 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2809 field of the real_format structure.
2811 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2813 Fix PR tree-optimization/20458
2815 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2816 DECL_EXTERNAL on STRUCT_FIELD tags.
2817 (clear_call_clobbered): Ditto.
2818 * tree-ssa-operands.c (note_addressable): Make sure the original
2819 variable doesn't slip into the addressable list if we have
2821 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2824 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2826 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2827 (-fwide-exec-charset): Likewise.
2828 (-finput-charset): Likewise.
2829 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2830 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2831 * c.opt (Wnormalized): New.
2833 2005-03-14 Devang Patel <dpatel@apple.com>
2835 * doc/invoke.texi: Add reference to Visibility document.
2837 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2839 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2840 MASK_SPLIT_ADDRESSES.
2841 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2842 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2843 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2844 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2845 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2846 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2847 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2848 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2849 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2850 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2851 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2852 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2853 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2854 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2855 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2856 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2857 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2858 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2859 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2860 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2861 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2862 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2863 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2864 (TARGET_EXPLICIT_RELOCS): Delete.
2865 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2866 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2867 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2868 (override_options): Set MASK_LONG64 if -mint64 is given and no
2869 -mlongXX option is. Complain about -mint64 -mlong32.
2870 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2871 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2872 * config/mips/mips.opt: New file.
2874 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2876 * config.gcc (extra_options): New variable for listing option files.
2877 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2878 * configure.ac (extra_opt_files): New AC_SUBST variable.
2879 (tm_file_list, tm_include_list): Include options.h first.
2880 * configure: Regenerate.
2881 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2882 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2883 (s-options-h): New rule.
2884 (options.h): Depend on it.
2885 (TEXI_GCCINT_FILES): Add options.texi.
2886 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2887 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2888 * target.h (gcc_target): Add default_target_flags and handle_option.
2889 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2890 (TARGET_HANDLE_OPTION): New macros.
2891 (TARGET_INITIALIZER): Include them.
2892 * opt-functions.awk (opt_args, nth_arg): New functions.
2893 (switch_flags): Handle the "Target" flag.
2895 (var_name): Use opt_args and nth_arg.
2896 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2897 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2898 macros for the "Mask" and "InverseMask" options.
2899 * opts.h (cl_var_cond): New enum.
2900 (cl_option): Replace the "has_set_value" and "set_value" fields with
2901 "var_cond" and "var_value".
2902 (CL_TARGET): New macro.
2903 (option_enabled, print_filtered_help): Declare.
2904 (decode_options): Move definition.
2905 * opts.c (handle_option): Search for the original option before
2906 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2907 var_cond and var_value fields. Use targetm.handle_option to handle
2909 (decode_options): Set target_flags to targetm.default_target_flags.
2910 (print_filtered_help): Make global. Handle CL_TARGET.
2911 (option_enabled): New function.
2912 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2913 (display_target_options, set_target_switch, print_switch_values)
2914 (default_pch_valid_p): Guard uses of target_switches with
2915 #ifdef TARGET_SWITCHES. Also...
2916 (display_target_options): Display the CL_TARGET entries in cl_options.
2917 (set_target_option): Don't complain about the "" option when
2918 TARGET_SWITCHES is undefined.
2919 (print_switch_values): Use option_enabled.
2920 (default_pch_valid_p): Check cl_options[] when looking for something
2921 that has changed the value of target_flags.
2922 * c.opt: Remove documentation from top of file.
2923 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2924 * doc/sourecebuild.texi: Refer to the new options documentation
2925 instead of c.opt. Document machine-specific .opt files.
2926 * doc/tm.texi (target_flags): Say that this variable is declared
2928 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2929 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2931 * doc/options.texi: New file.
2933 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2936 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2939 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2942 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2943 temporary variable of pointer type if an lvalues is required.
2944 (gimplify_modify_expr_rhs): Request an rvalue from it.
2945 (gimplify_expr): Pass fallback on.
2947 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2949 * cfgbuild.c: Update comments.
2951 2005-03-14 Roger Sayle <roger@eyesopen.com>
2953 PR rtl-optimization/17236
2954 * optabs.c (expand_doubleword_mult): New helper function split out
2955 from expand_binop. Permute the order in which instructions are
2956 emitted to minimize the number of simultaneously live registers.
2957 (expand_binop): Call expand_doubleword_mult to synthesize a double
2958 word multiplication.
2960 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2962 * basic-block.h: Update the prototypes of cached_make_edge and
2964 * cfg.c (cached_make_edge): Take edge_cache representing one
2965 row of the adjacency matrix of edges.
2966 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2967 (make_edges): Initialize edge_cache to represent one row of
2968 the adjacency matrix of edges.
2970 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2972 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2974 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2975 Remove unused removed_phis variable.
2976 (conditional_replacement): Use build1/build2.
2977 (abs_replacement): Use last_and_only_stmt and build1/build2.
2979 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2981 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2982 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2983 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2984 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2985 * c-common.c (handle_novops_attribute): New function.
2986 (c_common_attribute_table): Add "no vops" entry.
2987 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2988 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2989 * tree-ssa-operands.c (get_call_expr_operands): Do not
2990 create virtual operands for calls with ECF_NOVOPS flag.
2991 * tree.h (DECL_IS_NOVOPS): New macro.
2992 (struct tree_decl): Add novops_flag.
2993 (ECF_NOVOPS): New constant.
2995 2005-03-14 Uros Bizjak <uros@kss-loka.si>
2998 * config/i386/i386.c (x86_use_himode_fiop): New.
2999 (x86_use_simode_fiop): Rename from x86_use_fiop.
3000 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3001 (TARGET_USE_HIMODE_FIOP): New.
3002 (x86_use_simode_fiop): Rename from x86_use_fiop.
3003 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3005 * config/i386/i386.md (X87MODEI12): New mode macro define.
3006 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3007 to implement x87 FP compare with HImode input operands.
3008 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3009 Use X87MODEI12 mode macro to handle HImode input operands.
3010 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3011 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3012 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3013 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3014 macro to implement x87 operators with HImode input operands.
3015 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3018 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3020 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3022 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3023 constants invariant.
3025 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3027 * basic-block.h (BB_VISITED): Removed.
3028 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3030 2005-03-14 Falk Hueffner <falk@debian.org>
3033 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3035 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3037 * ggc-zone.c: Fix comment typos.
3039 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3040 stringpool.c, config/mips/mips-protos.h: Update copyright.
3042 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3044 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3045 throughout with its typedef, "rtx".
3046 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3047 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3048 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3049 regs in comment to match code.
3051 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3053 * except.c (check_handled): Make it static.
3054 * except.h: Remove the corresponding prototype.
3056 * function.c (get_func_frame_size): Make it static.
3057 * function.h: Remove the corresponding type.
3059 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3061 * hard-reg-set.h: Remove the corresponding declarations.
3063 * tree-cfg.c (verify_stmts): Check that
3064 bb_for_stmt (stmt) == bb for every PHI node and statement.
3066 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3068 * config.gcc: Remove excess indentation.
3069 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3071 2005-03-13 Roger Sayle <roger@eyesopen.com>
3074 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3075 * fold-const.c (fold_sign_changed_comparison): Likewise.
3076 (fold_binary): Optimize comparisons against widened operands if
3077 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3079 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3081 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3082 (sparc_override_options): Initialize it.
3083 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3085 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3087 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3088 (reg_or_none500mem_operand): New predicate.
3089 (zero_reg_mem_operand): New predicate.
3090 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3091 to reg_or_none500mem_operand.
3092 (extendsfdf2_fpr): Add MEM alternative.
3093 (extenddftf2_internal): Change operand2 predicate to
3094 zero_reg_mem_operand.
3096 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3098 * ggc-zone.c: Rewritten.
3100 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3102 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3103 * config.in: Regenerated.
3104 * configure: Regenerated.
3105 * gengtype.c (write_types_process_field, write_func_for_structure):
3106 Pass new argument to gt_pch_note_object.
3107 * ggc-common.c (struct ptr_data): Add TYPE.
3108 (gt_pch_note_object): Take TYPE argument and save it.
3109 (call_count): Update call to ggc_pch_count_object.
3110 (call_alloc): Update call to ggc_pch_alloc_object.
3111 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3113 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3114 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3115 (ggc_alloc_zone_stat): Delete.
3116 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3117 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3118 (ggc_pch_alloc_object): Update prototypes.
3119 (garbage_zone): Delete.
3120 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3121 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3123 (tree_id_zone): New variable.
3124 (ggc_alloc_cleared_zone): Remove unused.
3125 (ggc_alloc_zone): Define.
3126 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3127 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3128 ggc_alloc_zone_stat.
3129 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3130 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3131 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3132 (make_node_stat): Likewise. Use tree_id_zone.
3134 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3135 Joseph S. Myers <joseph@codesourcery.com>
3137 * configure.ac: Check for MIPS TLS.
3138 * configure: Regenerated.
3139 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3140 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3141 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3142 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3143 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3144 (mips_classify_symbol, mips_symbolic_constant_p)
3145 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3146 (mips_tls_operand_p, mips_call_tls_get_addr)
3147 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3148 (mips_tls_symbol_ref_1): New functions.
3149 (mips_legitimize_address, mips_legitimize_const_move): Call
3150 mips_legitimize_tls_address.
3151 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3153 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3154 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3155 (mips_char_to_class): Document V1_REG.
3156 (HAVE_AS_TLS): Provide default.
3157 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3159 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3161 (tls_get_tp_<mode>): New instruction.
3163 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3165 * configure.ac: Update checks for target tools.
3166 * configure: Regenerated.
3168 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3170 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3172 2005-03-13 Roger Sayle <roger@eyesopen.com>
3174 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3175 more classes of DImode multiplication by constant. Allow both
3176 multiplication by small negative constants (by performing a
3177 multiplication by a positive constant and negating the result) and
3178 multiplications by large powers of two, by using a left shift.
3180 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3182 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3183 of basic blocks into work_stack.
3185 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3186 config/mips/vr.h: Update copyright.
3188 * c-decl.c (c_init_decl_processing): Remove useless calls to
3189 build_function_type.
3191 * builtins.c (fold_trunc_transparent_mathfn,
3192 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3193 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3194 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3195 fold_builtin_strcpy, fold_builtin_strncpy,
3196 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3199 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3202 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3203 variable determinant.
3205 * tree-cfg.c (group_case_labels): Remove local variable type.
3207 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3210 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3213 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3216 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3217 (*movmemqi_insn): Delete.
3218 (*movmemhi): Delete.
3220 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3222 * builtins.c (fold_builtin_classify): Take decomposed
3223 arguments of CALL_EXPR.
3224 (fold_builtin_1): Update a call to fold_builtin_classify.
3226 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3229 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3230 through into call to parser_xref_tag after parse error.
3231 (c_parser_struct_declaration): Consistently return NULL_TREE on
3234 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3236 * tree-flow-inline.h (ref_contains_array_ref): New function.
3237 (lookup_subvars_for_var): Ditto.
3238 (get_subvars_for_var): Ditto.
3239 (var_can_have_subvars): Ditto.
3241 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3242 (struct subvar): New type.
3244 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3246 * tree-optimize.c (init_tree_optimization_passes): Call
3247 pass_create_structure_vars.
3249 * tree-ssa-alias.c: Include vec.h.
3250 (init_alias_info): Don't auto-clear call clobbered on struct-field
3252 (compute_flow_insensitive_aliasing): Handle subvars.
3253 (group_aliases): Handle STRUCT_FIELD aliases.
3254 (setup_pointers_and_addressables): Ditto.
3255 Don't mark variables non-addressable if they still have
3256 addressable subvars.
3257 Also mark subvars addressable when the real variable is marked
3259 (add_pointed_to_var): Try to prune the pointed-to set by only
3260 pointing to subvars when possible.
3261 Otherwise, make sure we set addresses_needed and pt_vars to
3262 properly include subvars.
3263 (bitpos_of_field): New function.
3264 (push_fields_onto_fieldstack): Ditto.
3265 (get_or_create_used_part_for): Ditto.
3266 (create_overlap_variables_for): Ditto.
3267 (find_used_portions): Ditto.
3268 (create_structure_vars): Ditto.
3269 (pass_create_structure_vars): New structure.
3271 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3272 (get_expr_operands): Handle subvars. Also try to turn
3273 COMPONENT_REF accesses into must-defs now that we can accurately
3275 (note_addressable): Try to only mark as addressable those subvars
3276 we know a COMPONENT_REF touches.
3277 (overlap_subvar): New function.
3279 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3280 Handle subvar storing.
3281 (vect_address_analysis): Update caller of vect_object_analysis.
3283 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3285 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3286 (STMT_VINFO_SUBVARS): New macro.
3288 * common.opts: add flag_tree_salias.
3290 * opts.c (decode_options): flag_tree_salias defaults to on.
3292 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3294 * doc/tree-ssa.texi: Document structural alias analysis.
3296 2005-03-12 Steven Bosscher <stevenb@suse.de>
3298 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3299 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3300 * tree-ssa-operands.c (get_expr_operands): Likewise.
3301 (get_expr_operands): Likewise for ERROR_MARK.
3303 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3305 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3308 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3311 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3312 (mark_operand_necessary): Remove local variable ver.
3314 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3315 variable prefix_len.
3317 * value-prof.c (mod_subtract_transform): Remove local variable
3320 * builtins.c (fold_builtin_exponent): Take decomposed
3321 arguments of CALL_EXPR.
3322 (fold_builtin_1): Update a call to fold_builtin_exponent.
3324 * builtins.c (fold_builtin_logarithm): Take decomposed
3325 arguments of CALL_EXPR.
3326 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3328 * c-decl.c (c_init_decl_processing): Remove local variables
3329 ptr_ftype_void and ptr_ftype_ptr.
3331 * gimplify.c (gimplify_expr): Remove local variables r0 and
3334 * reg-stack.c (move_for_stack_reg): Remove local variable
3336 (compare_for_stack_reg): Remove local variable flags_user.
3337 (convert_regs_1): Remove local variable deleted.
3339 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3341 (combine_blocks): Remove local variables exits and new_e.
3343 * tree-inline.c (expand_call_inline): Remove local variable
3346 * tree-ssa-live.c (create_ssa_var_map,
3347 calculate_live_on_entry): Remove local variable snn.
3349 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3351 * c-lex.c (c_lex_with_flags): Add parameter to call to
3354 2005-03-11 Per Bothner <per@bothner.com>
3356 * c-tree.h (struct c_declarator): New id_loc field.
3357 * c-pragma.h (c_lex_with_flags): Take position reference.
3358 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3359 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3360 (c_lex): Pass dummy location to c_lex_with_flags.
3361 * c-parser.c (c_lex_one_token): Set c_token's location using
3362 c_lex_with_flags, instead of input_location, which might be "ahead".
3363 (c_parser_direct_declarator): Set declarator's id_loc from
3365 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3366 declarator's id_loc, rather than probably-imprecise input_location.
3367 (build_id_declarator): Initialize c_declarator's id_loc field.
3369 2005-03-11 Roger Sayle <roger@eyesopen.com>
3372 * builtins.c (expand_builtin_signbit): Force the signbit's word
3373 into an integer register to avoid SUBREGs of floating point modes.
3375 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3377 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3378 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3379 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3380 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3382 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3384 PR rtl-optimization/20306
3385 * expr.c (emit_move_complex): Set try_int false if mode is
3386 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3387 emit_block_move if try_int is true.
3389 2005-03-11 Richard Henderson <rth@redhat.com>
3392 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3393 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3396 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3398 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3399 (TARGET_FIX_VR4130): New macro.
3400 (TARGET_OPTIONS): Add -mfix-vr4130.
3401 (ISA_HAS_MACCHI): New macro.
3402 (ASM_SPEC): Add -mfix-vr4130.
3403 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3404 (override_options): Handle mips_fix_vr4130_string.
3405 (mips_avoid_hazards): Clear all_noreorder_p
3406 if we're working around VR4130 errata and the macc alternatives
3408 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3409 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3410 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3411 (MULTILIB_DEFAULTS): Remove leading "march=".
3412 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3413 if no architecture option is given.
3414 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3416 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3417 * doc/invoke.texi: Document -mfix-vr4130.
3419 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3421 * config/mips/mips.c (override_options): Only warn about -mint64
3422 deprecation if TARGET_INT64.
3424 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3426 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3427 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3428 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3429 are non-specific regarding the nonnull parameter positions.
3430 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3431 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3432 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3433 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3435 * builtins.def: Use the non-specific "nonnull" attibute lists.
3437 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3439 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3440 single_pred_edge, single_succ, single_pred): Improve comments.
3442 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3444 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3445 single_pred_edge, single_succ, single_pred): New inline functions.
3446 * bb-reorder.c (rotate_loop, find_traces_1_round,
3447 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3448 duplicate_computed_gotos): Use the single_succ/pred functions.
3449 * cfganal.c (forwarder_block_p): Ditto.
3450 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3451 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3452 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3453 merge_seq_blocks): Ditto.
3454 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3455 * cfglayout.c (fixup_reorder_chain): Ditto.
3456 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3457 canonicalize_loop_headers, verify_loop_structure): Ditto.
3458 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3459 mfb_update_loops, create_preheader, force_single_succ_latches,
3460 create_loop_notes): Ditto.
3461 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3462 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3463 commit_one_edge_insertion, purge_dead_edges,
3464 cfg_layout_can_merge_blocks_p): Ditto.
3465 * except.c (sjlj_emit_function_enter): Ditto.
3466 * flow.c (init_propagate_block_info): Ditto.
3467 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3468 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3469 insert_insn_end_bb): Ditto.
3470 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3471 find_if_case_2): Ditto.
3472 * lambda-code.c (perfect_nestify): Ditto.
3473 * lcm.c (optimize_mode_switching): Ditto.
3474 * loop-doloop.c (doloop_modify): Ditto.
3475 * loop-init.c (loop_optimizer_init): Ditto.
3476 * loop-iv.c (simplify_using_initial_values): Ditto.
3477 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3478 * loop-unswitch.c (unswitch_loop): Ditto.
3479 * modulo-sched.c (generate_prolog_epilog): Ditto.
3480 * predict.c (combine_predictions_for_insn, estimate_probability,
3481 tree_estimate_probability, last_basic_block_p,
3482 estimate_bb_frequencies): Ditto.
3483 * profile.c (branch_prob): Ditto.
3484 * regrename.c (copyprop_hardreg_forward): Ditto.
3485 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3486 * tracer.c (layout_superblocks): Ditto.
3487 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3488 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3489 cleanup_control_expr_graph, disband_implicit_edges,
3490 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3491 tree_verify_flow_info, tree_make_forwarder_block,
3492 tree_forwarder_block_p, remove_forwarder_block,
3493 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3494 * tree-if-conv.c (tree_if_conversion): Ditto.
3495 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3496 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3497 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3498 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3499 copy_loop_headers): Ditto.
3500 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3501 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3502 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3503 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3504 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3505 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3506 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3507 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3508 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3509 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3510 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3511 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3512 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3513 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3514 slpeel_add_loop_guard): Ditto.
3516 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3518 PR tree-optimization/15784
3519 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3522 * stmt.c (expand_case): Don't change index_type. Convert minval
3525 PR tree-optimization/20130
3526 * fold-const.c (fold): Fold x * -1 into -x.
3528 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3530 PR rtl-optimization/20331
3531 * rtlanal.c (modified_between_p): Check its address first for MEM.
3532 (modified_in_p): Likewise.
3534 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3536 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3538 2005-03-10 Steven Bosscher <stevenb@suse.de>
3540 * expr.c (expand_expr_real_1): If possible, use a conditional
3541 move for expanding MIN_EXPR and MAX_EXPR.
3542 Use temp for moving around rtx-en.
3544 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3547 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3550 2005-03-10 Roger Sayle <roger@eyesopen.com>
3552 * builtins.c (expand_builtin_signbit): Extend to handle floating
3553 point modes wider than the largest integer type, using the
3554 operand_subword_force function to obtain the signbit's word.
3556 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3559 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3560 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3562 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3564 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3566 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3568 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3570 (perform_edge_inserts): Unconditionally call
3571 free_dominator_info.
3573 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3575 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3577 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3579 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3581 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3583 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3585 (rtl_register_value_prof_hooks,
3586 tree_value_profile_transformations,
3587 tree_register_value_prof_hooks): Likewise.
3588 * var-tracking.c (stack_adjust_offset_pre_post,
3589 variable_htab_free, variable_union, dataflow_set_different_2,
3590 count_uses, variable_was_changed, set_frame_base_location,
3591 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3592 vt_add_function_parameters): Likewise.
3593 * varasm.c (named_section_real, named_section, make_decl_rtl,
3594 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3595 const_hash_1, compare_constant, copy_constant, force_const_mem,
3596 output_constant_pool_2, output_constant_pool_1, output_constant,
3597 output_constructor, make_decl_one_only, decl_tls_model,
3598 default_no_named_section, default_elf_select_section_1,
3599 default_unique_section_1): Likewise.
3600 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3601 * vmsdbgout.c (addr_const_to_string): Likewise.
3604 * function.c (struct assign_parm_data_one): Remove last_named
3606 (assign_parm_find_data_types): Don't determine last_named.
3607 Reorder named_parm determination.
3608 (assign_parms): Only setup varargs on the last non-varadic
3611 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3613 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3614 sda base address on medium model.
3616 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3618 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3619 * cfgloop.c (flow_loop_nodes_find): Export.
3620 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3622 * cfgloopmanip.c (fix_loop_structure): New function.
3623 * predict.c (predict_loops): Clean up the loops information.
3624 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3625 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3627 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3628 (rewrite_into_loop_closed_ssa): Declaration changed.
3629 * tree-loop-linear.c (linear_transform_loops): Add argument to
3630 rewrite_into_loop_closed_ssa call.
3631 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3632 * tree-ssa-loop-im.c (move_computations): Ditto.
3633 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3634 * tree-vectorizer.c (vectorize_loops): Ditto.
3635 * tree-optimize.c: Include cfgloop.h.
3636 (execute_todo): Choose whether to call cleanup_tree_cfg or
3637 cleanup_tree_cfg_loop.
3638 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3639 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3640 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3641 cleanup_tree_cfg_loop call.
3642 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3643 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3644 work on part of cfg.
3646 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3649 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3650 with multiple alternatives.
3652 * stmt.c (parse_output_constraint): Fix a typo.
3654 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3656 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3657 assembly directive instead of deprecated "no-generics".
3659 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3661 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3662 for non-offsettable memory references to cope with outstanding reload
3664 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3665 avoid losing outstanding address reloads.
3666 ("reload_outdi", "reload_outdf"): Likewise.
3668 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3670 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3671 code. Add more cbrt transformations.
3673 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3675 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3677 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3679 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3680 NULL_TREE when a given tree is not simplified.
3681 (fold): Return the original tree when any of the functions
3682 mentioned above NULL_TREE.
3684 * fold-const.c (fold_unary, fold_binary): Take decomposed
3685 arguments, code, type, op0, and op1 in case of fold_binary.
3686 (fold): Update calls to fold_unary and fold_binary.
3688 2005-03-09 Roger Sayle <roger@eyesopen.com>
3690 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3691 a fndecl and an arglist instead of a CALL_EXPR, exp.
3693 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3695 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3697 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3699 * expr.c (expand_assignment): Remove orig_to_rtx.
3701 * fold-const.c (int_const_binop): Remove no_overflow.
3703 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3705 * loop-iv.c (get_biv_step_1): Remove lhs.
3707 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3709 * real.c (real_nan): Remove neg.
3711 * function.c (thread_prologue_and_epilogue_insns): Remove i
3714 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3717 * tree-eh.c (tree_could_trap_p): Remove idx.
3719 * tree-into-ssa.c (ann): Remove ann.
3721 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3723 * tree-sra.c (decide_block_copy): Remove inst_count.
3725 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3727 * tree-ssa-loop-im.c (lhs): Remove.
3729 * cfgbuild.c (state, STATE, SET_STATE,
3730 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3732 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3733 (find_basic_blocks): Set the state of each basic block to
3736 2005-03-08 Jeff Law <law@redhat.com>
3738 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3739 goto results in the removal of edges in the CFG, then we need
3740 to recompute dominators.
3742 2005-03-09 Ben Elliston <bje@au.ibm.com>
3744 * c-common.c (c_do_switch_warnings): Comment fix.
3746 2005-03-08 Julian Brown <julian@codesourcery.com>
3748 * Patch from 2005-03-08 reverted for causing regressions and
3749 ppc-darwin bootstrap failure.
3751 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3753 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3754 Define the real function for ppc-darwin.
3755 * c-typeck.c (convert_arguments): Check for target-specific
3756 invalid argument call to unprototyped function.
3757 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3759 * target.h (invalid_arg_for_unprototyped_fn): New field
3761 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3762 default target hook.
3763 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3766 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3768 * c-typeck.c (constructor_stack, constructor_range_stack,
3769 initializer_stack): Make them static.
3771 * cfg.c (rbi_pool): Make it static.
3773 * gimple-low.c (lower_stmt_body): Make it static.
3774 * tree-flow.h: Remove the corresponding prototype. Don't
3777 * sched-deps.c (cache_size): Make it static.
3779 * stor-layout.c (lang_adjust_rli): Make it static.
3781 2005-03-08 Julian Brown <julian@codesourcery.com>
3783 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3784 from being used for symbols with vague linkage when
3785 HAVE_GAS_COMDAT_GROUP is true.
3787 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3789 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3790 nlabel == JUMP_LABEL (jump).
3792 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3794 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3795 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3796 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3797 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3799 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3802 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3803 * c-common.c (handle_returns_twice): New function.
3804 (c_common_attribute_table): Declare eturns_twice' attribute.
3805 * doc/extend.texi: Document eturns_twice' attribute.
3806 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3807 (struct tree_decl): Add returns_twice_flag.
3809 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3811 * tree-ssa-phiopt.c: Fix a comment typo.
3813 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3814 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3815 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3818 2005-03-08 Richard Henderson <rth@redhat.com>
3820 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3821 builtin codes with ctzdi2, clzdi2, popcountdi2.
3822 (struct alpha_builtin_def): Add is_const.
3823 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3824 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3825 (alpha_init_builtins): Init them. Set nothrow and const attributes
3827 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3828 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3829 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3830 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3831 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3832 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3833 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3834 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3835 (TARGET_FOLD_BUILTIN): New.
3836 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3837 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3839 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3841 2005-03-08 Ira Rosen <irar@il.ibm.com>
3843 PR tree-optimization/20122
3844 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3845 condition of access function instead of base.
3847 2005-03-07 Jeff Law <law@redhat.com>
3848 Steven Bosscher <stevenb@suse.de>
3850 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3851 (find_taken_edge): Call find_taken_edge_computed_goto as
3852 appropriate. Allow any gimple invariant rather than just
3853 INTEGER_CST for VAL.
3854 (cleanup_control_flow): Cleanup a computed goto which has turned
3856 (tree_merge_blocks): If block B has any forced labels, move
3857 them to the start of block A.
3858 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3859 computed gotos as well.
3860 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3861 removal of unnecessary computed gotos too.
3862 (lookup_redirection_data): Fix type of INSERT argument. Callers
3865 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3867 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3868 Remove trailing spaces.
3870 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3871 unshare_all_trees): Make them static.
3872 * tree-gimple.h: Remove the corresponding prototypes.
3874 * diagnostic.h: Remove unused prototype
3875 debug_output_buffer.
3876 * modulo-sched.c: Remove unused prototype
3877 set_row_column_for_ps.
3879 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3880 replace_phi_edge_with_variable): Remove unused variable i.
3882 2005-03-07 Per Bothner <per@bothner.com>
3884 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3886 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3889 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3890 bbs on the COND_EXPR instead of the PHI_NODEs.
3891 (candidate_bb_for_phi_optimization): Remove.
3892 (replace_phi_with_stmt): Rename to ...
3893 (replace_phi_edge_with_variable): this and change so that we
3894 replace the phi argument instead of removing the PHI.
3895 (conditional_replacement): Change so we deal with PHI with more
3897 (value_replacement): Likewise.
3898 (abs_replacement): Likewise.
3900 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3902 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3903 output_e500_flip_gt_bit.
3905 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3907 (rs6000_generate_compare): Fix logic to look at the correct bits.
3908 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3910 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3911 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3912 gen_move_from_CR_gt_bit.
3914 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3915 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3916 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3918 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3919 (E500_CR_IOR_COMPARE): New constant.
3921 2005-03-08 Earl Chew <earl_chew@agilent.com>
3922 David Billinghurst <David.Billinghurst@riotinto.com>
3924 * config/i386/host-cygwin.c: New file to support precompiled
3926 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3927 * config.host: Use above files for cygwin host.
3929 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3931 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3932 ordering ops from earlier change.
3934 2005-03-07 Per Bothner <per@bothner.com>
3936 Various fixes to allow us to again build if --enable-mapped-location:
3937 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3938 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3939 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3940 local variable loc. Change logic appropriately.
3941 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3942 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3943 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3944 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3945 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3947 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3949 PR rtl-optimization/19683
3950 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3951 number of bytes, to smallest_int_for_mode. Fix arguments to
3952 REG_CANNOT_CHANGE_MODE_P.
3954 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3956 * reorg.c (relax_delay_slots): Check that the jump is
3957 conditional before trying to invert it.
3959 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3961 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3964 * calls (stack_arg_under_construction): Make it static.
3966 * flow.c (regs_live_at_setjmp): Make it static.
3967 * flow.h: Remove the corresponding prototype.
3969 * reload1.c (reload_startobj, reload_firstobj,
3970 something_needs_operands_changed, reload_inherited,
3971 reload_inheritance_insn, reload_override_in,
3972 reload_spill_index): Make them static.
3974 * recog.c (verify_changes): Make it static.
3975 * recog.h: Remove the corresponding prototype.
3977 * cfgbuild.c (find_sub_basic_blocks): Remove.
3978 * basic-block.h: Remove the corresponding prototype.
3979 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3981 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3983 * tree-ssa-operands.c (check_build_stmt): Remove.
3985 * stor-layout.c (set_alignment): Remove.
3986 * tree.h: Remove the corresponding prototype.
3988 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3990 * tree-ssa-dce.c (control_dependence_map,
3991 visited_control_parents): Make them static.
3993 * cfghooks.c (verify_flow_info): Remove local variable
3996 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
3999 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4001 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4003 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4005 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4007 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4008 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4009 PARALLEL for an empty structure.
4011 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4013 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4015 * fold-const.c (fold_binary): Unroll the very first "for"
4018 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4020 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4021 redundant match_code test.
4022 (scc_comparison_operator): Swap match_operand and match_code
4024 (branch_positive_comparison_operator): Same.
4025 (trap_comparison_operator): Use comparison_operator and swap with
4028 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4031 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4032 (out_movhi_r_mr): Read low byte of volatile MEM first.
4033 (out_movhi_mr_r): Write high byte of volatile MEM first.
4035 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4037 * cselib.c (reg_values, reg_values_size): Make them static.
4039 * cse.c (cse_reg_info_table): Make it static.
4041 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4043 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4045 * cse.c (find_best_addr): Use canon_for_address.
4047 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4049 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4050 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4051 SUBREG and MEM, respectively.
4053 * fold-const.c (fold_binary): Use code instead of t.
4055 * fold-const.c (optimize_minmax_comparison): Take decomposed
4056 arguments code, type, op0, and op1 instead of t.
4057 (fold_binary): Update a call to optimize_minmax_comparison.
4059 * fold-const.c (fold_range_test): Take decomposed arguments
4060 code, type, op0, and op1 instead of t.
4061 (fold_binary): Update a call to fold_range_test.
4063 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4064 decomposed arguments code, type, op0, and op1 instead of t.
4065 (fold_binary): Update a call to fold_range_test.
4067 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4069 * fold-const.c (fold_binary): Avoid directly using the original
4070 expression t as much as possible.
4072 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4074 * c-semantics.c (build_stmt): Use TYPE_P instead of
4075 IS_NON_TYPE_CODE_CLASS.
4076 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4077 (NON_TYPE_CHECK): Use TYPE_P instead of
4078 IS_NON_TYPE_CODE_CLASS.
4080 * fold-const.c (fold): Remove handling of binary expressions.
4082 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4084 * doc/c-tree.texi: Wrap comments in @r{}.
4085 * doc/cpp.texi: Likewise.
4086 * doc/cppinternals.texi: Likewise.
4087 * doc/extend.texi: Likewise.
4088 * doc/md.texi: Likewise.
4089 * doc/objc.texi: Likewise.
4090 * doc/sourcebuild.texi: Likewise.
4091 * doc/tm.texi: Likewise.
4094 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4096 * predict.c (apply_return_prediction): Standardize PHI chain
4098 * tree-ssa.c (ssa_redirect_edge): Likewise.
4100 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4101 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4104 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4105 * tree-flow.h: Adjust the prototype for remove_phi_node.
4106 * lambda-code.c (perfect_nestify): Adjust a call to
4109 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4110 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4112 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4113 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4114 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4115 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4117 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4118 of GEN_INT (trunc_int_for_mode (...)).
4119 * loop-iv.c (iv_number_of_iterations): Likewise.
4120 * postreload.c (reload_cse_move2add): Likewise.
4121 * simplify-rtx.c (simplify_const_unary_operation,
4122 simplify_const_binary_operation): Likewise.
4123 * stor-layout.c (get_mode_bounds): Likewise.
4125 * fold-const.c (fold_binary): New.
4126 (fold): Call fold_binary on binary expressions.
4128 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4130 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4131 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4132 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4133 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4134 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4136 2005-03-04 Devang Patel <dpatel@apple.com>
4138 PR tree-optimization/18815
4139 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4140 loops with zero exit edges.
4142 2005-03-04 Devang Patel <dpatel@apple.com>
4144 * doc/invoke.texi: Remove reference to webpage that does not exist.
4146 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4147 Joseph S. Myers <joseph@codesourcery.com>
4150 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4151 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4152 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4153 * pa.c (get_plabel): Change argument to symbol_ref. Call
4154 maybe_get_identifier instead of get_identifier.
4155 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4156 (struct deferred_plabel): Replace name field with symbol field.
4157 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4158 ASM_OUTPUT_EXTERNAL_REAL is defined.
4159 (output_global_address): Use output_addr_const for output of all
4161 (output_deferred_plabels): Use symbol_ref instead of name for address
4163 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4164 ASM_OUTPUT_SYMBOL_REF): New macros.
4165 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4167 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4170 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4172 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4173 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4175 2005-03-04 Jeff Law <law@redhat.com>
4177 * basic-block.h (rediscover_loops_after_threading): Declare.
4178 * tree-ssa-dom.c: Include cfgloop.h.
4179 (tree_ssa_dominator_optimize): Discover loops and some basic
4180 properties. Remove forwarder blocks recreated by loop header
4181 canonicalization. Also mark backedges in the CFG.
4182 * tree-ssa-threadupdate.c: Include cfgloop.h
4183 (rediscover_loops_after_threading): Define.
4184 (struct local_info): New field, JUMP_THREADED.
4185 (prune_undesirable_thread_requests): New function.
4186 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4187 then record that fact for the callers of redirct_edges.
4188 (thread_block): If BB has incoming backedges, then call
4189 prune_undesirable_thraed_requests. Note when we are
4190 going to have to rediscover loop information. Return a
4191 boolean indicating if any jumps were threaded.
4192 (thread_through_all_blocks): Bubble up boolean indicating
4193 if any jumps were threaded.
4194 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4195 (tree-ssa-threadupdate.o): Similarly.
4197 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4199 * fold-const.c (fold_ternary): Unroll the "for" loop to
4202 2005-03-04 Andrew Haley <aph@redhat.com>
4204 * unwind-dw2-fde-glibc.c (struct
4205 unw_eh_callback_data.check_cache): New field.
4206 (frame_hdr_cache): New.
4207 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4208 Cache frame header info.
4210 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4212 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4213 (print_c_condition): Declare.
4214 * read-rtl.c (ptr_loc): New structure.
4215 (ptr_locs, ptr_loc_obstack, joined_conditions)
4216 (joined_conditions_obstack): New variables.
4217 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4218 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4219 (join_c_conditions, print_c_condition): New functions.
4220 (apply_macro_to_string): Associate the new string with the same
4221 source location as the old one.
4222 (add_condition_to_string): Use join_c_conditions.
4223 (read_string): Use set_rtx_ptr_loc to record a filename and line
4224 number for the string.
4225 (read_rtx): Initialize the new variables above.
4226 * genattrtab.c (write_test_expr, write_attr_value): Use
4228 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4229 comment above the GCC_VERSION check.
4230 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4231 Inline the definition of MAYBE_EVAL.
4232 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4233 * genoutput.c (process_template): Likewise.
4234 * genpreds.c (write_predicate_subfunction): Likewise.
4235 (write_predicate_expr): Use print_c_condition.
4236 * genrecog.c (write_cond): Likewise.
4237 * gensupport.c (process_rtx): Use join_c_conditions to join the
4238 conditions of a define_insn_and_split. Record a source location
4239 for the string after the "&&".
4240 (alter_test_for_insn): Use join_c_conditions.
4242 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4245 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4246 PR tree-optimization/15784
4247 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4250 2005-03-04 Ben Elliston <bje@au.ibm.com>
4252 * gcc.c (option_map): Add --coverage.
4253 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4254 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4255 * config/darwin.h: Pass -lgcov for `coverage'.
4256 * doc/invoke.texi (Debugging Options): Document --coverage.
4258 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4260 * gcse.c (bypass_block): Use find_edge wherever possible.
4262 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4266 * c-opts.c (c_common_parse_file): Call start_source_file
4267 and end_source_file at the approriate times.
4269 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4270 the main file, it will be done for us now.
4272 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4274 * fold-const.c (fold_ternary): New.
4275 (fold): Call fold_ternary on ternary expressions. Remove
4276 handling of ternary expressions.
4278 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4280 PR tree-optimization/15784
4281 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4284 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4286 * config/rs6000/predicates.md (branch_comparison_operator):
4287 Convert from C block to conditional format.
4289 2005-03-03 Jan Hubicka <jh@suse.cz>
4291 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4292 and non-constant public variables.
4294 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4296 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4299 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4302 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4303 calls to release_ssa_name and release_phi_node.
4305 * fold-const.c (fold): Remove handling of unary expressions.
4307 * fold-const.c (fold_unary): Avoid directly using the original
4308 expression t as much as possible.
4310 2005-03-03 Roger Sayle <roger@eyesopen.com>
4311 Andrew Pinski <pinskia@physics.uc.edu>
4313 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4314 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4316 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4318 Describe special registers SRP and MOF as allocatable registers.
4319 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4320 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4321 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4322 TARGET_HAS_MUL_INSNS.
4323 (cris_print_operand) <case 'd'>: New case.
4324 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4325 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4327 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4328 (REG_ALLOC_ORDER): Update for MOF.
4329 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4331 (GENERAL_REGS): No longer a define of ALL_REGS.
4332 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4333 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4335 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4336 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4337 (SECONDARY_RELOAD_CLASS): Define.
4338 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4339 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4340 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4341 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4342 (REGISTER_MOVE_COST): Define.
4343 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4344 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4345 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4346 (CRIS_MOF_REGNUM): New define_constants.
4347 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4349 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4351 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4352 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4353 Adjust for MOF being properly described as a register.
4354 (indir_to_reg_split): Name this split. Conditionalize on the
4355 destination register being a general register.
4356 (movei): Conditionalize on on operands 0 and 1 having the same
4359 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4362 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4363 -mcpu to override any other explicitly given flags.
4365 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4367 * recog.c (verify_changes, confirm_change_group): New functions,
4368 broken out of apply_change_group.
4369 (apply_change_group): Use them.
4370 * recog.h (verify_change, confirm_change_group): Declare.
4371 * rtl.h (redirect_jump_2): Declare.
4372 * jump.c (redirect_exp, invert_exp): Delete.
4373 (invert_exp_1): Take second parameter. Return value. Changed caller.
4374 (redirect_jump_2): New function, broken out of redirect_jump.
4375 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4376 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4377 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4379 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4381 * varasm.c (named_section): Use xstrdup rather than doing it by
4384 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4386 2005-03-02 Devang Patel <dpatel@apple.com>
4388 Undo PR tree-optimization/18815 fix.
4390 2005-03-02 Devang Patel <dpatel@apple.com>
4392 PR tree-optimization/18815
4393 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4394 loops with zero exit edges.
4396 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4398 * cfg.c (connect_src, connect_dest, disconnect_src,
4399 disconnct_dest): New.
4400 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4401 redirect_edge_pred): Use the new functions.
4403 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4404 free_dominance_info only when needed.
4406 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4409 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4410 (reg_or_sub_cint64_operand): Same.
4412 2005-03-02 Jeff Law <law@redhat.com>
4414 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4415 CFG_ALTERED in the main DOM iteration loop.
4417 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4420 * varasm.c (initializer_constant_valid_p): Allow conversions
4421 between OFFSET_TYPEs. Tidy.
4423 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4425 * config/cris/cris.md ("return"): Remove epilogue delay list
4428 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4430 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4432 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4434 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4436 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4437 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4438 config/m68k/m68k.c, config/mips/mips.h,
4439 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4440 doc/include/gcc-common.texi: Update copyright.
4442 PR middle-end/18029 and PR middle-end/18030
4443 * expr.c (optimize_bitfield_assignment_op): Add a special case
4444 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4446 * fold-const.c (fold_unary): New.
4447 (fold): Call fold_unary on unary expressions.
4449 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4451 * cgraph.h (struct cgraph_edge): Add prev_caller and
4453 (cgraph_node_remove_callees): Export.
4454 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4456 (cgraph_edge_remove_callee): New function.
4457 (cgraph_edge_remove_caller): Likewise.
4458 (cgraph_remove_edge): Use.
4459 (cgraph_redirect_edge_callee): Likewise.
4460 (cgraph_node_remove_callees): New function.
4461 (cgraph_node_remove_callers): Likewise.
4462 (cgraph_remove_node): Use.
4463 * tree-optimize.c (tree_rest_of_compilation): Use
4464 cgraph_node_remove_callees instead of manual loop.
4465 * cgraphunit.c (cgraph_finalize_function): Likewise.
4466 (cgraph_expand_function): Likewise.
4467 (cgraph_remove_unreachable_nodes): Likewise.
4469 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4472 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4474 * c-decl.c (undeclared_variable): Take location as argument.
4475 * c-typeck.c (build_external_ref): Likewise.
4476 * c-parser.c (c_parser_postfix_expression): Pass location of
4477 identifier to build_external_ref.
4479 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4481 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4482 CCEQ mode for branch_positive_comparison_operator test.
4483 * config/rs6000/predicates (branch_comparison_operator): Revert to
4485 (scc_comparison_operator): Same.
4486 (branch_positive_comparison_operator): Same.
4488 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4490 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4491 (cris_delay_slots_for_epilogue): Remove.
4492 (save_last): Move into cris_target_asm_function_epilogue.
4493 (cris_target_asm_function_epilogue): Remove tests for file being
4495 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4496 (cris_delay_slots_for_epilogue): Remove prototypes.
4497 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4498 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4500 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4502 * config/rs6000/predicates.md (branch_comparison_operator): Change
4503 to define_special_predicate.
4504 (scc_comparison_operator): Same.
4505 (branch_positive_comparison_operator): Same.
4507 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4509 * Makefile.in (tree-ssa-sink.o): New.
4510 (OBJS-common): Add tree-ssa-sink.o.
4511 * common.opt: Add -ftree-sink
4512 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4513 * timevar.def (TV_TREE_SINK): new timevar.
4514 * tree-flow.h (is_hidden_global_store): Prototype.
4515 * tree-optimize.c (init_tree_optimization_passes): Add
4517 * tree-pass.h (pass_sink_code): New.
4518 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4519 for non-obvious global store store to is_hidden_global_store, and
4520 call that new function.
4521 * tree-ssa-sink.c: New file.
4522 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4523 * doc/passes.texi: Document forward store motion.
4524 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4525 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4526 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4527 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4529 2005-03-01 Per Bothner <per@bothner.com>
4531 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4532 and we have a non-zero column-number, add it to the message.
4533 Also factor out the diagnostic_kind_text.
4535 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4537 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4538 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4539 flow_loop_scan): Removed.
4540 (flow_loop_dump): Do not dump removed fields.
4541 (flow_loop_free): Do not free removed fields.
4542 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4543 (loop_exit_edge_p): New function.
4544 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4545 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4546 num_exits, exits_doms.
4547 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4548 LOOP_EDGES, LOOP_ALL): Removed.
4549 (flow_loop_scan): Declaration removed.
4550 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4551 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4553 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4554 (if_convert): Call flow_loops_find and flow_loops_free
4555 when calling mark_loop_exit_edges.
4556 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4557 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4558 free_dominance_info calls.
4559 * loop-init.c (flow_loops_find): Ditto.
4560 * passes.c (rest_of_handle_branch_prob): Ditto.
4561 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4562 * loop-unroll.c (analyze_insns_in_loop): Do not use
4564 * predict.c (predict_loops): Do not call flow_loop_scan.
4565 Use get_loop_exit_edges.
4566 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4567 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4568 Do not use EDGE_LOOP_EXIT.
4569 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4570 to bb_with_exit_edge_p.
4571 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4572 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4573 to bb_with_exit_edge_p.
4574 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4576 * tree-loop-linear.c (linear_transform_loops): Do not call
4577 flow_loop_scan. Use loop->single_exit.
4578 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4579 (vect_analyze_loop_form): Do not call flow_loop_scan.
4580 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4582 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4584 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4585 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4586 slpeel_tree_duplicate_loop_to_edge_cfg,
4587 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4588 Use loop_preheader_edge and loop->single_exit. Do not call
4591 2005-03-01 Nick Clifton <nickc@redhat.com>
4593 * config/arm/arm.c (thumb_find_work_register): Check all of the
4594 argument registers to see if they are free, and a couple of
4595 special cases where the last argument register but can be proved
4596 to be available during the function's prologue.
4597 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4598 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4599 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4601 (thumb_compute_save_reg_mask): Likewise. Also use
4602 thumb_find_work_register() to ensure that there is agreement about
4603 which work register is going to be used in the prologue.
4604 (thumb_output_function_prologue): Use unsigned long as the type
4605 for the register bit-mask. Also delay pushing the link register if
4606 other high registers are going to be pushed.
4607 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4608 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4609 redundant prototypes.
4611 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4614 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4615 and after reload in REG+REG indexed addresses without REG_POINTER
4616 set in the base and not set in the index.
4618 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4620 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4621 Don't undefine here.
4622 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4623 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4624 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4625 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4626 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4628 * config.gcc (sh*-*-linux*): Use config/linux.h.
4630 2005-02-28 Dale Johannesen <dalej@apple.com>
4631 Stan Shebs <shebs@apple.com>
4633 Rewrite of 64-bit Darwin structure-by-value pass/return.
4634 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4635 intoffset, use_stack, named.
4636 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4637 (rs6000_darwin64_record_arg_advance_flush): New.
4638 (rs6000_darwin64_record_arg_advance_recurse): New.
4639 (rs6000_darwin64_record_arg_flush): New.
4640 (rs6000_darwin64_record_arg_recurse): New.
4641 (rs6000_darwin64_record_arg): New.
4642 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4643 (function_arg_boundary): Handle 128-bit aligned structs.
4644 (function_arg_advance): Rewrite darwin64 struct handling.
4645 (function_arg): Call rs6000_darwin64_record_arg.
4646 (function_arg_partial_nregs): Handle darwin64 structs.
4647 (rs6000_darwin64_function_value): Remove.
4648 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4650 2005-02-28 Roger Sayle <roger@eyesopen.com>
4652 PR tree-optimization/20216
4653 * tree-chrec.c (tree_fold_factorial): Delete.
4654 (tree_fold_binomial): Change argument list to take a return type
4655 and change the type of K to unsigned int. Rewrite to avoid explicit
4656 evaluation of factorials, and (recursively) calling fold to perform
4657 compile-time arithmetic. Return NULL on (internal) overflow.
4658 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4659 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4660 if any intermediate calculation overflows.
4661 (chrec_apply): Update call to chrec_evaluate.
4663 2005-02-28 James E Wilson <wilson@specifixinc.com>
4665 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4667 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4670 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4671 instead of NULL_TREE on error.
4673 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4675 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4676 (EASY_VECTOR_15_ADD_SELF): Remove.
4677 (num_insns_constant_wide): Not static.
4678 (validate_condition_mode): Not static.
4679 (toc_relative_expr_p): Not static.
4680 (legitimate_indirect_address_p): Not static.
4681 (macho_lo_sum_memory_operand): Not static.
4682 (invalid_e500_subreg): Not static.
4683 (easy_vector_same): Not static.
4684 (easy_vector_splat_const): Not static.
4685 (RS6000_SYMBOL_REF_TLS_P): Remove.
4686 (any_operand): Delete.
4687 (any_parallel_operand): Delete.
4688 (count_register_operand): Delete.
4689 (altivec_register_operand): Delete.
4690 (xer_operand): Delete.
4691 (s8bit_cint_operand): Delete.
4692 (short_cint_operand): Delete.
4693 (u_short_cint_operand): Delete.
4694 (non_short_cint_operand): Delete.
4695 (exact_log2_cint_operand): Delete.
4696 (gpc_reg_operand): Delete.
4697 (cc_reg_operand): Delete.
4698 (cc_reg_not_cr0_operand): Delete.
4699 (reg_or_short_operand): Delete.
4700 (reg_or_neg_short_operand): Delete.
4701 (reg_or_aligned_short_operand): Delete.
4702 (reg_or_u_short_operand): Delete.
4703 (reg_or_cint_operand): Delete.
4704 (reg_or_arith_cint_operand): Delete.
4705 (reg_or_add_cint64_operand): Delete.
4706 (reg_or_sub_cint64_operand): Delete.
4707 (reg_or_logical_cint_operand): Delete.
4708 (got_operand): Delete.
4709 (got_no_const_operand): Delete.
4710 (easy_fp_constant): Delete.
4711 (easy_vector_constant): Delete.
4712 (easy_vector_constant_add_self): Delete.
4713 (zero_constant): Delete.
4714 (zero_fp_constant): Delete.
4715 (volatile_mem_operand): Delete.
4716 (offsettable_mem_operand): Delete.
4717 (mem_or_easy_const_operand): Delete.
4718 (add_operand): Delete.
4719 (non_add_cint_operand): Delete.
4720 (logical_operand): Delete.
4721 (non_logical_cint_operand): Delete.
4722 (mask_operand): Delete.
4723 (mask_operand_wrap): Delete.
4724 (mask64_operand): Delete.
4725 (mask64_2_operand): Delete.
4726 (and64_operand): Delete.
4727 (and64_2_operand): Delete.
4728 (and_operand): Delete.
4729 (reg_or_mem_operand): Delete.
4730 (lwa_operand): Delete.
4731 (symbol_ref_operand): Delete.
4732 (call_operand): Delete.
4733 (current_file_function_operand): Delete.
4734 (input_operand): Delete.
4735 (rs6000_nonimmediate_operand): Delete.
4736 (rs6000_tls_symbol_ref): Delete.
4737 (save_world_operation): Delete.
4738 (restore_world_operation): Delete.
4739 (load_multiple_operation): Delete.
4740 (store_multiple_operation): Delete.
4741 (vrsave_operation): Delete.
4742 (mfcr_operation): Delete.
4743 (mtcrf_operation): Delete.
4744 (lmw_operation): Delete.
4745 (stmw_operation): Delete.
4746 (branch_comparison_operator): Delete.
4747 (branch_positive_comparison_operator): Delete.
4748 (scc_comparison_operator): Delete.
4749 (trap_comparison_operator): Delete.
4750 (boolean_operator): Delete.
4751 (boolean_or_operator): Delete.
4752 (min_max_operator): Delete.
4753 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4754 (EASY_VECTOR_15): Moved to here.
4755 (EASY_VECTOR_15_ADD_SELF): Move to here.
4756 (PREDICATE_CODES): Delete.
4757 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4758 Declare functions no longer static.
4759 * config/rs6000/predicates.md: New.
4760 * config/rs6000/rs6000.md: Include predicates.md
4762 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4764 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4765 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4767 * cfgrtl.c (need_fake_edge_p): Likewise.
4768 * combine.c (distribute_notes): Likewise.
4769 * emit-rtl.c (try_split): Likewise.
4770 * recog.c (peephole2_opimize): Likewise.
4771 * reg-notes.def (ALWAYS_RETURN): Remove.
4772 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4773 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4774 * tree.h (ECF_ALWAYS_RETURN): Remove.
4776 2005-02-28 Roger Sayle <roger@eyesopen.com>
4779 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4780 between different machine modes is never a "useless" conversion.
4782 2005-02-28 Geert Bosch <bosch@gnat.com>
4785 * doc/contrib.texi: List contributors for Ada front end
4787 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4789 * simplify-rtx.c (simplify_unary_operation_1,
4790 simplify_const_unary_operation): New, extracted from...
4791 (simplify_unary_operation): ... this one.
4792 (simplify_binary_operation_1,
4793 simplify_const_binary_operation): New, extracted from...
4794 (simplify_binary_operation): ... this one.
4795 * rtl.h (simplify_const_unary_operation,
4796 simplify_const_binary_operation): Add prototypes.
4798 2005-02-28 Julian Brown <julian@codesourcery.com>
4800 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4801 building libjava and caused PR regression/20228.
4803 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4806 * Makefile.in (host_subdir): New.
4807 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4808 * configure: Regenerate.
4810 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4812 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4813 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4814 installation directory first.
4816 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4819 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4820 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4821 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4822 * config/cris/cris.md: Tweak comments referring to Q.
4823 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4824 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4825 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4826 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4827 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4828 Insert spaces in constraints to align alternatives vertically for
4830 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4833 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4835 PR rtl-optimization/17728
4836 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4837 operand 0 from general_operand to move_dest_operand.
4839 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4841 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4842 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4843 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4844 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4846 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4848 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4849 * configure: Regenerate.
4850 * libada-mk.in: Remove CC; rename
4851 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4853 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4856 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4857 for the lhs, also walk over the tree. Likewise for rhs.
4859 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4861 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4862 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4863 Do not propagate value of iv before increment over the increment.
4865 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4867 * c-parser.c: New file.
4868 * c-parse.in: Remove.
4869 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4871 (c-parser.o): Add dependencies.
4872 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4873 maintainer-clean, TAGS): Update.
4874 * c-config-lang.in (gtfiles): Update.
4875 * gengtype-lex.l: Don't handle "@@".
4876 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4877 objc_build_synchronized, objc_begin_try_stmt,
4878 objc_begin_catch_clause, objc_finish_catch_clause,
4879 objc_build_finally_clause, objc_finish_try_stmt): New.
4880 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4882 (c_parse_init): Update comment.
4883 * c-decl.c (c_init_decl_processing): Update comment.
4884 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4885 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4886 new c_declspecs members.
4888 2005-02-25 Julian Brown <julian@codesourcery.com>
4890 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4891 from being used for symbols with vague linkage when
4892 HAVE_GAS_COMDAT_GROUP is true.
4894 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4896 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4898 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4901 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4902 (LIBGCC2_HAS_DF_MODE): New.
4903 (LIBGCC2_HAS_XF_MODE): New.
4904 (LIBGCC2_HAS_TF_MODE): New.
4905 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4906 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4907 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4908 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4909 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4910 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4911 and add _fixtfdi, _fixunstfdi, _floatditf
4912 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4913 L_fixunstfdi, L_floatditf.
4914 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4915 (LIBGCC2_HAS_TF_MODE): Define.
4917 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4919 PR tree-optimization/20204
4920 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4921 REWRITE_THIS_STMT markers on PHI nodes.
4922 (rewrite_initialize_block): Likewise.
4924 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4926 * version.c (version_string): Update to 4.1.
4928 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4930 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4931 Clarify that the alternative way doesn't work in GNU C++.
4933 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4935 PR tree-optimization/19937
4936 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4937 to the type of the induction variable.
4939 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4941 PR rtl-optimization/20117
4942 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4943 the block including noncopyable insn.
4945 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4947 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4948 calls to find_reg_note.
4950 2005-02-24 Richard Henderson <rth@redhat.com>
4953 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4956 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4958 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4959 vector types if to use base reg for misaligned non-word ld/std.
4961 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4964 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4965 dwarf2 label manually and put it after, not before the prologue.
4967 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4970 * reload.c (operands_match_p): Only increment register number for
4971 SCALAR_INT_MODE_P modes in multiple hard registers.
4973 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4976 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4978 * ChangeLog.5: Fix log message typo(s).
4979 * ChangeLog.7: Likewise.
4980 * ChangeLog.tree-ssa: Likewise.
4981 * cfgexpand.c: Fix comment typo(s).
4982 * conflict.c: Likewise.
4983 * defaults.h: Likewise.
4984 * dwarf2out.c: Likewise.
4986 * ggc-page.c: Likewise.
4987 * tree-eh.c: Likewise.
4988 * tree-ssa-dom.c: Likewise.
4990 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4993 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
4994 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
4995 if SHARED is defined.
4998 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
4999 allow splitting only if operands 0 and 3 don't overlap.
5001 2005-02-24 Richard Henderson <rth@redhat.com>
5004 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5005 (fold_builtin_1): Call them.
5006 * fold-const.c (fold_complex_mult_parts): Split out from ...
5007 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5008 (fold_complex_div_parts, fold_complex_div): New.
5010 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5012 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5014 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5015 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5017 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5018 (print_node): Likewise.
5019 Print TYPE_SIZES_GIMPLIFIED.
5021 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5023 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5024 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5025 operands as commutative in constraints.
5027 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5029 * tree-into-ssa.c: Re-organize internal functions.
5031 2005-02-24 Richard Henderson <rth@redhat.com>
5034 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5036 * common.opt (fcx-limited-range): New.
5037 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5038 * toplev.c (flag_complex_method): Initialize to 1.
5039 (process_options): Set flag_complex_method to 0 if
5040 flag_cx_limited_range.
5041 * doc/invoke.texi (-fcx-limited-range): New.
5043 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5045 * cse.c (delete_trivially_dead_insns): Speed up by using
5046 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5049 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5051 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5052 functions when -mid-shared-library is being used.
5054 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5056 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5057 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5058 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5059 * system.h: Poison LINK_LIBGCC_SPECIAL.
5061 2005-02-23 James E Wilson <wilson@specifixinc.com>
5063 * gengtype.c (note_insn_name): Make 1 element larger.
5065 2005-02-23 Roger Sayle <roger@eyesopen.com>
5068 PR rtl-optimization/20097
5069 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5070 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5072 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5074 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5075 * t-aix52 (SHLIB_INSTALL): Same.
5077 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5079 * genpreds.c: Update copyright.
5081 2005-02-23 Michael Beach <michaelb@ieee.org>
5084 * config/sparc/t-elf (startup files): Assemble with CPP.
5086 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5088 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5089 (write_predicate_expr): Likewise.
5091 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5093 PR tree-optimization/20100
5094 PR tree-optimization/20115
5095 * tree-optimize.c (init_tree_optimization_passes): Remove
5096 pass_maybe_create_global_var.
5097 * tree-pass.h (pass_maybe_create_global_var): Remove.
5098 * tree-ssa-alias.c (aliases_computed_p): Declare.
5099 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5100 (count_calls_and_maybe_create_global_var): Remove.
5101 (pass_maybe_create_global_var): Remove.
5102 (init_alias_info): Do not declare aliases_computed_p.
5103 (maybe_create_global_var): If the function contains no
5104 call-clobbered variables and a mix of pure/const and regular
5105 function calls, create .GLOBAL_VAR.
5106 Mark all call-clobbered variables for renaming.
5107 (merge_pointed_to_info): Update comment.
5108 (add_pointed_to_var): Likewise.
5109 (is_escape_site): Likewise.
5110 Accept struct alias_info * instead of size_t *.
5112 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5114 * tree-ssa-operands.c (get_call_expr_operands): If
5115 ALIASES_COMPUTED_P is false, do not add call-clobbering
5117 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5118 (delete_tree_ssa): Likewise.
5120 2005-02-22 James E Wilson <wilson@specifixinc.com>
5122 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5123 (do_compile): Do call it here.
5125 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5127 PR rtl-optimization/20017.
5128 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5129 rest_of_handle_cse2, rest_of_handle_gcse): Call
5130 delete_dead_jumptables immediately before calling cleanup_cfg.
5132 2005-02-22 Devang Patel <dpatel@apple.com>
5135 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5138 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5140 * config/rs6000/aix.h (WINT_TYPE): Define.
5142 2005-02-22 Stan Shebs <shebs@apple.com>
5144 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5145 natural alignment for 64-bit Darwin.
5146 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5148 * doc/invoke.texi: Document this.
5150 2005-02-22 DJ Delorie <dj@redhat.com>
5152 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5153 to make_[un]signed_type, not the mode itself.
5155 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5157 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5158 not available. Use tail calls wherever possible.
5159 (make_edge): Call unchecked_make_edge to create an edge.
5161 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5162 (coalesce_ssa_name): Don't check for
5163 SSANORM_USE_COALESCE_LIST.
5164 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5166 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5168 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5169 (rewrite_into_ssa): ... here.
5171 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5173 PR tree-optimization/19786
5174 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5175 tag to another's may-alias bitmap when adding to the other's list.
5177 2005-02-21 DJ Delorie <dj@redhat.com>
5179 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5180 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5181 registers in unsupported ways.
5182 * expmed.c (init_expmed): Likewise.
5184 2005-02-21 Stan Cox <scox@redhat.com>
5186 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5188 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5190 * tree-cfg.c (fold_cond_expr_cond): New.
5191 (make_edges): Call fold_cond_expr_cond.
5192 (find_taken_edge): Accept nothing but INTEGER_CST.
5193 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5195 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5197 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5198 that do not belong to any basic block.
5200 2005-02-21 Jeff Law <law@redhat.com>
5202 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5205 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5207 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5208 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5209 Adjust their definitions.
5210 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5211 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5213 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5214 genautomata.c, langhooks.c, langhooks.h, system.h,
5215 config/arm/lib1funcs.asm: Update copyright.
5217 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5219 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5221 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5224 * doc/install.texi: Document --with-gc.
5226 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5228 * simplify-rtx.c (simplify_unary_operation): Add a missing
5231 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5233 PR tree-optimization/18663
5234 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5235 if the type has variable bounds.
5237 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5239 * gcse.c: Remove an obsolete comment.
5241 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5243 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5245 * doc/extend.texi (Function Attributes) <Attribute const>: The
5246 attribute "pure" is below this text, not above.
5248 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5250 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5251 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5252 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5254 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5257 * langhooks.h (struct lang_hooks): Add to_target_charset.
5258 * langhooks.c (lhd_to_target_charset): New function.
5259 * langhooks-def.h: Declare lhd_to_target_charset.
5260 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5261 (LANG_HOOKS_INITIALIZER): Update.
5262 * c-common.c (c_common_to_target_charset): New function.
5263 * c-common.h: Declare it.
5264 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5265 c_common_to_target_charset.
5267 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5268 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5270 * system.h: Poison them.
5271 * doc/tm.texi: Don't discuss them.
5272 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5273 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5274 (pp_c_char): Do not attempt to generate letter escapes for
5276 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5277 * config/mips/mips.c (mips_output_ascii): Likewise.
5279 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5281 PR tree-optimization/19951
5282 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5285 2005-02-19 Steven Bosscher <stevenb@suse.de>
5288 * function.h (struct function): New field `max_loop_depth'.
5289 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5290 (flow_loops_find): Reset the max loop depth count before finding loops.
5291 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5292 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5293 (calculate_global_regs_live): Make sure the loop will terminate
5294 when the initial sets are not empty.
5296 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5298 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5300 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5302 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5305 * doc/invoke.texi: Remove documentation of %M spec.
5307 (init_spec): Remove %M suffix from -lgcc_s.
5308 (do_spec_1): Remove 'M' case.
5309 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5310 to put shared libraries in the multilib directory. Remove the
5311 shlib_so_soname substitution variable. Don't add a multilib encoding
5312 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5313 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5314 SHLIB_INSTALL as well as SHLIB_LINK.
5315 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5316 (SHLIB_NAME): Delete.
5317 (SHLIB_DIR): New macro.
5318 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5319 (SHLIB_INSTALL): Adjust accordingly.
5320 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5321 * config/t-slibgcc-sld: Likewise.
5322 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5323 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5324 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5326 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5327 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5328 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5329 Use @shlib_base_name@ instead of @shlib_so_name@.
5330 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5331 and @shlib_base_name@.so in @multilib_dir@.
5332 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5333 to the install path.
5334 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5335 (SHLIB_LINK): Remove previous workaround.
5336 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5337 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5338 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5340 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5341 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5342 (SHLIB_INSTALL): Adjust accordingly.
5343 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5344 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5345 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5346 config/t-slibgcc-elf-ver.
5348 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5349 Jakub Jelinek <jakub@redhat.com>
5351 PR tree-optimization/19828
5352 * tree-ssa-loop-im.c: Add a TODO comment.
5353 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5354 without side-effects.
5356 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5358 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5361 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5363 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5364 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5365 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5367 (ia64_reorg): Delete fixup_errata call.
5368 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5369 (TARGET_SWITCHES): Delete -mb-step entry.
5371 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5374 * c-typeck.c (composite_type): Handle quals in transparent unions.
5375 (type_lists_compatible_p): Likewise.
5377 2005-02-18 Stan Shebs <shebs@apple.com>
5379 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5380 expressions in the .literal8 section.
5382 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5384 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5386 2005-02-18 Roger Sayle <roger@eyesopen.com>
5388 * fold-const.c (constant_boolean_node): Always create values of the
5389 specified type, don't bother calling truthvalue_conversion.
5391 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5393 * except.c (output_function_exception_table): Call
5394 assemble_external_libcall (eh_personality_libfunc).
5396 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5399 * config/ia64/ia64.h (struct machine_function): Add state_num.
5400 * config/ia64/ia64.c (process_epilogue,
5401 process_for_unwind_directive): Use new unwind state numbers each
5402 time rather than state 1.
5404 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5407 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5408 before the "*llgt_didi" pattern.
5410 2005-02-18 Jason Merrill <jason@redhat.com>
5412 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5414 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5416 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5417 (div0): Use it in place of ARM_FUNC_ALIAS.
5418 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5420 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5423 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5424 access, the lower bound of the array type if it exists.
5426 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5429 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5430 cases that are out-of-range for the index type.
5432 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5434 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5435 (estimate_case_costs): Don't call convert.
5436 * expmed.c (expand_shift): Likewise.
5437 (make_tree): Call fold_convert instead of convert.
5439 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5442 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5443 that ref to be marked MEM_READONLY_P doesn't have base that needs
5446 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5448 * genautomata.c (output_get_cpu_unit_code_func,
5449 output_cpu_unit_reservation_p): Don't generate old-style function
5452 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5455 PR tree-optimization/20009
5456 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5458 PR tree-optimization/18947
5459 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5460 inline, remove all nodes that are inlined into the extern inline
5463 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5465 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5466 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5467 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5468 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5471 2005-02-17 Roger Sayle <roger@eyesopen.com>
5473 PR tree-optimization/19917
5474 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5475 to be potentially trapping.
5477 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5479 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5481 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5483 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5484 tem becomes a local variable which is set to the value of the
5485 back end defined INITIAL_FRAME_ADDRESS macro.
5486 (expand_builtin_frame_address): Omit the base parameter to
5487 expand_builtin_return_addr.
5488 (expand_builtin_profile_func): Likewise.
5489 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5490 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5491 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5493 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5495 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5496 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5497 * config/frv/frv.c (frv_function_epilogue): Likewise.
5499 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5501 * lambda-code (perfect_nestify): Remove mark/unmark
5503 * tree-loop-linear.c (linear_transform_loops): Add
5504 rewrite_into_ssa call so that ssa is correct for
5505 rewriting into loop closed.
5507 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5509 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5510 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5512 * bt-load.c (btr_def_live_range, combine_btr_defs,
5513 migrate_btr_def, migrate_btr_defs): Likewise.
5514 * cfgcleanup.c (thread_jump): Likewise.
5515 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5516 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5517 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5518 df_rd_local_compute, df_reg_info_compute): Likewise.
5519 * dominance.c (init_dom_info, free_dom_info): Likewise.
5520 * flow.c (init_propagate_block_info,
5521 free_propagate_block_info): Likewise.
5522 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5523 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5524 modify_reg_pav): Likewise.
5525 * loop-invariant.c (find_defs, find_invariant_insn,
5526 find_invariants, free_inv_motion_data): Likewise.
5527 * predict.c (tree_predict_by_opcode,
5528 estimate_bb_frequencies): Likewise.
5529 * stmt.c (expand_case): Likewise.
5530 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5531 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5532 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5533 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5534 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5535 rewrite_ssa_into_ssa): Likewise.
5536 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5537 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5538 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5539 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5540 * tree-sra.c (tree_sra): Likewise.
5541 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5542 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5543 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5544 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5545 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5546 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5548 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5549 calculate_live_on_entry, calculate_live_on_exit,
5550 build_tree_conflict_graph): Likewise.
5551 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5552 record_important_candidates, set_use_iv_cost, find_depends,
5553 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5554 tree_ssa_iv_optimize_finalize): Likewise.
5555 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5556 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5557 tree_duplicate_loop_to_header_edge): Likewise.
5558 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5559 * tree-ssa.c (verify_flow_insensitive_alias_info,
5560 verify_name_tags, verify_ssa, init_tree_ssa,
5561 delete_tree_ssa): Likewise.
5562 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5563 fini_ssanames): Likewise.
5564 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5566 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5568 * config/rs6000/t-rtems: Completely reworked.
5570 2005-02-17 Ira Rosen <irar@il.ibm.com>
5572 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5574 2005-02-17 Ira Rosen <irar@il.ibm.com>
5576 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5577 POINTER_TYPE_P when checking that type is a pointer.
5578 (vect_get_memtag): Remove.
5579 (vect_address_analysis): Use POINTER_TYPE_P. Call
5580 vect_object_analysis with dummy parameter for memtag.
5581 (vect_object_analysis): Extract memtag (functionality that
5582 used to be in vect_get_memtag and moved here). Fix printings.
5583 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5584 with correct parameters. Remove call to vect_get_memtag.
5586 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5588 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5589 (tree-vectorizer.o): Added missing dependencies.
5591 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5593 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5594 declaration in tree-vectorizer.c, now has an extern declaration in
5596 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5597 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5598 get_vectype_for_scalar_type, vect_is_simple_use,
5599 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5600 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5601 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5602 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5603 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5604 find_loop_location): Likewise.
5606 * tree-vectorizer.c (langhooks.h): #include removed.
5607 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5608 moved to tree-vectorized.h.
5609 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5610 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5611 get_vectype_for_scalar_type, vect_is_simple_use,
5612 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5613 vect_supportable_dr_alignment, new_loop_vec_info,
5614 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5615 vect_set_verbosity_level, find_loop_location): Likewise.
5617 (vect_analyze_loop): Function externalized. Declaration moved to
5618 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5619 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5620 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5621 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5622 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5623 vect_enhance_data_refs_alignment, vect_analyze_operations,
5624 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5625 vect_stmt_relevant_p, vect_get_loop_niters,
5626 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5627 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5628 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5629 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5630 vect_get_memtag): Likewise.
5632 (vectorizable_load): Function externalized. Declaration moved to
5633 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5634 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5635 vect_transform_loop): Likewise.
5636 (vect_transform_stmt): Moved to tree-vect-transform.c.
5637 (vect_align_data_ref, vect_create_destination_var,
5638 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5639 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5640 vect_get_vec_def_for_operand, vect_init_vector,
5641 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5642 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5643 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5644 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5645 vect_do_peeling_for_loop_bound): Likewise.
5647 * tree-vect-analyze.c: New file.
5648 * tree-vect-transform.c: New file.
5650 2005-02-17 Jason Merrill <jason@redhat.com>
5652 PR mudflap/19319, c++/19317
5653 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5656 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5658 * doc/install.texi (Specific): Update link for Darwin-specific
5661 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5663 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5664 constant_boolean_node.
5666 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5669 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5670 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5672 2005-02-16 Richard Henderson <rth@redhat.com>
5675 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5677 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5678 replace uses with Wtype_MAXp1_F.
5679 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5680 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5681 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5682 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5683 and HAVE_TFMODE as appropriate.
5684 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5685 (__floatdisf): Likewise.
5686 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5687 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5688 (Wtype_MAXp1_F): New.
5689 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5690 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5692 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5695 * arm.c (arm_apply_result_size): New function.
5696 * arm.h (APPLY_RESULT_SIZE): Define.
5697 * arm-protos.h (arm_apply_result_size): Add prototype.
5698 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5699 (movxf): New expand.
5700 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5701 (call_value_symbol): Remove predicate for operand 0.
5702 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5703 (untyped_call): Rework to correclty return values for any type.
5704 (untyped_return): New expand.
5705 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5707 2005-02-16 Stan Shebs <shebs@apple.com>
5709 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5710 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5712 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5714 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5715 configure settings on Solaris 7 and later.
5717 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5719 PR tree-optimization/19865
5720 * tree-optimize.c (init_tree_optimization_passes): Run
5721 pass_may_alias after pass_sra.
5723 2005-02-16 Richard Henderson <rth@redhat.com>
5724 Stuart Hastings <stuart@apple.com>
5727 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5728 Do nothing if debug info suppressed for this function.
5729 (dbxout_begin_function): Early exit if debug info suppressed for
5732 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5735 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5737 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5739 PR tree-optimization/19967
5740 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5741 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5742 argument TYPE. Adjust calls to fold_builtin_XXX.
5743 (expand_builtin, fold_builtin_1): Adjust calls to
5745 (fold_builtin_strchr, fold_builtin_strpbrk,
5746 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5747 result to a requested type TYPE.
5749 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5752 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5753 (T)x & (T)cst if (T)cst overflows.
5754 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5755 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5757 2005-02-15 Jeff Law <law@redhat.com>
5759 * gcse.c (blocks_with_calls): New bitmap.
5760 (alloc_gcse_mem): Allocate it.
5761 (free_gcse_mem): Free it.
5762 (clear_modifY_mem_tables): Clear it.
5763 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5764 when we encounter CALL_INSNs.
5765 (compute_transp, case MEM): Handle blocks with calls separate
5766 from blocks without calls. Use bitmap iterators rather than
5769 2005-02-15 Peter O'Gorman <peter@pogma.com>
5772 * mklibgcc.in (vis_hide): Use a temporary object file, not
5775 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5778 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5779 access optimization.
5781 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5782 Alan Modra <amodra@bigpond.net.au>
5785 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5786 (_xlqsub): Rename to __gcc_qsub.
5787 (_xlqmul): Rename to __gcc_qmul.
5788 (_xlqdiv): Rename to __gcc_qdiv.
5789 Provide versioned symbol aliases with old names.
5790 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5791 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5792 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5793 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5794 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5796 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5798 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5799 Fold ~(A - 1) and ~(A + -1) to -A.
5801 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5805 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5806 config/pa/pa-host.c:pa_gt_pch_use_address.
5808 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5810 * tree-vn.c (get_value_handle): Make sure that given an
5811 is_gimple_min_invariant expression, we always return it.
5813 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5815 * passes.c (rest_of_handle_gcse): Fix a comment.
5817 2005-02-15 Jeff Law <law@redhat.com>
5819 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5821 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5822 (canon_list_insert, record_last_mem_set_info): Similarly.
5823 (clear_modify_mem_tables): Similarly.
5825 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5827 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5828 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5829 config/mips/mips.md, config/rs6000/aix.h,
5830 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5832 2005-02-15 Richard Henderson <rth@redhat.com>
5834 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5835 call to be best_edge.
5837 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5839 * basic-block.h: Adjust the prototype for find_basic_blocks.
5840 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5841 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5844 * flow.c (recompute_reg_usage): Remove all arguments.
5845 * passes.c (rest_of_compilation): Adjust the call to
5846 recompute_reg_usage.
5847 * rtl.h: Adjust the prototype for recompute_reg_usage.
5849 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5851 * tree-dump.c (dump_files): Update to reflect new member
5853 (dump_register): Add new argument.
5855 (dump_switch_p_1): Check against glob name if doglob was passed.
5856 (dump_switch_p): Check against regular first, then glob if
5857 we didn't have any hits on the dump name.
5858 * tree-optimize.c (register_one_dump_file):
5859 Pass in glob name as well.
5860 * tree-pass.h (struct dump_file_info): Add glob
5863 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5865 PR preprocessor/16323
5866 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5868 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5871 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5872 (trunctfdf2_internal1): New.
5873 (trunctfdf2_internal2): Renamed from trunctfdf2.
5875 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5877 PR tree-optimization/19853
5878 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5880 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5882 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5883 delete_dead_jumptables and cleanup_cfg.
5885 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5887 * reload.c (find_reloads): Swap address_reloaded flags when
5888 swapping commutative operands.
5890 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5892 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5893 Use standard_iv_increment_position for computing the bsi position
5895 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5898 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5901 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5902 life range of hard registers.
5903 * value-prof.c (insn_prefetch_values_to_profile): Only
5906 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5907 profile in libcalls.
5909 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5911 * bitmap.h (bitmap_and_compl_into): Return bool.
5912 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5914 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5916 PR tree-optimization/19944
5917 * fold-const.c (fold): Re-add ABS_EXPR folding.
5919 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5922 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5923 {TARGET,MASK}_XL_COMPAT.
5924 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5926 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5927 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5929 (rs6000_arg_partial_bytes): Same.
5930 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5931 and XL compatibility enabled.
5932 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5933 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5934 test to final condition.
5935 (cmptf_internal2): New.
5936 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5937 xl-compat. Add TFmode information to description.
5939 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5941 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5943 2005-02-13 Jason Merrill <jason@redhat.com>
5946 * fold-const.c (fold_indirect_ref_1): Split out from...
5947 (build_fold_indirect_ref): Here.
5948 (fold_indirect_ref): New fn.
5949 * tree.h: Declare it.
5950 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5951 (gimplify_modify_expr_rhs): Likewise.
5952 (gimplify_expr): Likewise.
5954 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5956 PR tree-optimization/14303
5957 PR tree-optimization/15784
5958 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5959 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5960 ABS_EXPR<x> != 0 to x != 0.
5962 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5964 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5965 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5966 spelling conventions.
5968 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5969 delete_trivially_dead_insns too many times.
5971 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5974 2005-02-12 Ira Rosen <irar@il.ibm.com>
5976 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5977 (vect_is_simple_iv_evolution): Remove redundant parameter
5979 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5980 without last parameter.
5981 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5982 Return pointer step. Call vect_is_simple_iv_evolution without
5983 last parameter. Check only that the step is multiple of size
5984 type. Remove stmt_vinfo updates.
5985 (vect_get_memtag_and_dr): Remove.
5986 (vect_get_memtag): New function.
5987 (vect_address_analysis): New function.
5988 (vect_object_analysis): New function.
5989 (vect_analyze_data_refs): Call vect_object_analysis and
5990 vect_get_memtag. Update stmt_vinfo fields.
5992 2005-02-12 Ira Rosen <irar@il.ibm.com>
5994 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
5995 exist and are objects. Remove checks for pointer.
5996 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
5997 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
5998 (vect_create_data_ref_ptr): Likewise.
5999 (vect_base_addr_differ_p): New function.
6000 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6001 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6002 Don't set the DR_BASE_NAME field of data-ref.
6003 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6005 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6007 * optabs.h (enum optab_index): Add new OTI_ldexp.
6008 (ldexp_optab): Define corresponding macro.
6009 * optabs.c (init_optabs): Initialize ldexp_optab.
6010 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6012 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6014 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6015 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6017 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6018 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6021 2005-02-12 Ira Rosen <irar@il.ibm.com>
6023 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6025 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6027 (vect_get_base_and_offset): Always return an address.
6028 (vect_create_addr_base_for_vector_ref): Remove treatment for
6029 different data reference types.
6030 (vect_compute_data_ref_alignment): Rename base to base_address in
6031 stmt_vec_info. Get the object in order to force its alignment.
6032 (vect_get_memtag_and_dr): Rename base to base_address in
6033 stmt_vec_info. Extract the object for memtag analysis.
6035 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6037 PR regression/19898.
6038 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6039 changes cc_status, use apply modified_in_p to part of cc_status
6040 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6043 2005-02-11 Richard Henderson <rth@redhat.com>
6045 * tree-complex.c (expand_complex_libcall): New.
6046 (expand_complex_multiplication): Use it for c99 compliance.
6047 (expand_complex_division): Likewise.
6048 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6050 * builtins.c (built_in_names): Remove const.
6051 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6053 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6054 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6055 (built_in_names): Remove const.
6056 * c-common.c (c_common_type_for_mode): Handle complex modes.
6057 * flags.h, toplev.c (flag_complex_method): Rename from
6058 flag_complex_divide_method.
6059 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6060 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6061 * libgcc2.h: Declare them.
6062 * libgcc-std.ver: Export them.
6063 * mklibgcc.in (lib2funcs): Build them.
6065 2005-02-11 Steven Bosscher <stevenb@suse.de>
6067 PR tree-optimization/19876
6068 Partially revert my change from 2005-01-14
6069 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6070 (compute_antic): ...and remove the loop here.
6072 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6075 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6076 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6078 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6079 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6081 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6083 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6084 offsets for the big-endian 32-bit case.
6086 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6088 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6090 2005-02-11 Dale Johannesen <dalej@apple.com>
6092 * cselib.c (cselib_process_insn): Clear out regs where
6093 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6094 * reload.c (find_equiv_reg): Ditto.
6096 2005-02-11 Ian Lance Taylor <ian@airs.com>
6098 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6101 * tree.c (build_function_type_list): Work correctly if there are
6104 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6106 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6107 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6108 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6109 TARGET_ZARCH instead of TARGET_64BIT.
6111 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6113 * config/rs6000/t-rtems:
6114 (MULTILIB_OPTIONS): Remove mcpu=602.
6115 (MUTLILIB_DIRNAMES): Remove m602.
6116 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6117 Let mcpu=602 match mcpu=603.
6118 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6120 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6122 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6125 2005-02-10 David Daney <ddaney@avtrex.com>
6127 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6128 * config/i386/linux-unwind.h: Likewise.
6129 * config/ia64/linux-unwind.h: Likewise.
6130 * config/mips/linux-unwind.h: Likewise.
6131 * config/pa/linux-unwind.h: Likewise.
6132 * config/rs6000/linux-unwind.h: Likewise.
6133 * config/s390/linux-unwind.h: Likewise.
6134 * config/sh/linux-unwind.h: Likewise.
6135 * config/sparc/linux-unwind.h: Likewise.
6137 2005-02-10 Steven Bosscher <stevenb@suse.de>
6139 PR tree-optimization/17549
6140 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6141 TER to replace a DEF with its expression if the DEF and the
6142 rhs of the expression we replace into have the same root
6145 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6147 * config/mips/mips.md: Fix the placement of the match_scratch in the
6150 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6152 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6155 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6157 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6158 (strip_offset): Handle addresses.
6159 (add_address_candidates): Use strip_offset.
6160 (difference_cost): Reflect strip_offset change.
6161 (force_var_cost, difference_cost): Strip nops.
6163 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6165 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6167 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6168 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6169 config/cris/cris-protos.h, config/cris/cris.c: Update
6172 2005-02-10 Jeff Law <law@redhat.com>
6174 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6175 (lookup_avail_expr): Similarly.
6177 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6179 * builtins.c (fold_builtin_powi): New function.
6180 (fold_builtin_1): Call it.
6182 2005-02-10 Steven Bosscher <stevenb@suse.de>
6184 PR documentation/19309
6185 * doc/cpp.texi: The __GNUC__ and related predefined macros
6186 are also defined for the "standalone" cpp.
6187 Some non-GCC compilers may also define __GNUC__.
6189 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6192 * c-typeck.c (common_type): New routine. Old common_type renamed
6194 (c_common_type): ...this.
6195 (build_conditional_expr, build_binary_op): Use c_common_type instead
6198 2005-02-10 Steven Bosscher <stevenb@suse.de>
6200 * doc/md.texi: Replace @samp{length} with @code{length}.
6202 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6204 PR tree-optimization/18687
6205 * tree-flow.h (find_loop_niter): Declare.
6206 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6207 Try using scev even for loops with more than one exit.
6208 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6209 (struct ivopts_data): Added niters field.
6210 (struct nfe_cache_elt): New.
6211 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6213 (tree_ssa_iv_optimize_init): Initialize niters cache.
6214 (determine_number_of_iterations): Removed.
6215 (find_induction_variables): Do not call determine_number_of_iterations.
6216 Access niters for single exit through niter_for_single_dom_exit.
6217 (add_iv_outer_candidates): Access niters for single exit through
6218 niter_for_single_dom_exit.
6219 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6220 number_of_iterations_cond.
6221 (iv_period): New function.
6222 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6223 (may_replace_final_value): Take data argument. Use
6224 niter_for_single_dom_exit.
6225 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6226 (rewrite_use_compare): Pass data to may_eliminate_iv.
6227 (rewrite_use_outer): Pass data to may_replace_final_value.
6228 (free_loop_data): Clean up the niters cache.
6229 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6230 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6231 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6232 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6233 (num_ending_zeros): Moved to tree.c.
6234 * tree.h (num_ending_zeros): Declare.
6235 * tree.c (num_ending_zeros): Moved from tree.c.
6237 2005-02-09 Richard Henderson <rth@redhat.com>
6239 * builtins.c (DEF_BUILTIN): Add COND argument.
6240 * tree.h (DEF_BUILTIN): Likewise.
6241 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6242 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6244 (DEF_BUILTIN_STUB): New.
6245 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6246 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6247 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6248 * c-common.c (DEF_BUILTIN): Add COND argument.
6249 * tree.c (local_define_builtin): New.
6250 (build_common_builtin_nodes): New.
6252 2005-02-09 Roger Sayle <roger@eyesopen.com>
6254 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6255 floating point expression ignoring the sign of the result.
6256 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6257 (fold) <MULT_EXPR>: Use it to simplify x*x.
6258 * tree.h (fold_strip_sign_ops): Prototype here.
6259 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6260 argument. Use fold_strip_sign_ops to simplify the first argument.
6261 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6262 first argument when the second argument is an even integer
6263 constant, but only with -funsafe_math_optimizations.
6264 (fold_builtin_1): Update call to fold_builtin_copysign.
6266 2005-02-09 Ian Lance Taylor <ian@airs.com>
6269 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6270 just check whether EH_FILTER_FAILURE falls through.
6272 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6274 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6275 insns return to ready list in the next turn.
6277 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6280 * builtins.def: New __builtin_powi[lf].
6281 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6282 (expand_builtin_powi): New function.
6283 (expand_builtin): Dispatch to expand_builtin_powi.
6284 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6285 * libgcc2.c: Add __builtin_powi[lf] implementation.
6286 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6287 * optabs.h: Add powi_optab.
6288 * optabs.c (init_optabs): Initialize powi_optab.
6289 * doc/extend.texi: Document __builtin_powi[lf].
6291 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6293 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6296 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6299 * fold-const.c (try_move_mult_to_index): Remove redundant
6300 type argument. Create ADDR_EXPR with correct type.
6301 (fold): Update callers of try_move_mult_to_index. Convert
6302 result to the appropriate type.
6304 2005-02-09 Roger Sayle <roger@eyesopen.com>
6307 * config/avr/avr.c (default_rtx_costs): Delete.
6308 (avr_operand_rtx_cost): New function.
6309 (avr_rtx_costs): Completely rewrite.
6311 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6314 * config/cris/cris.c (in_code): New variable.
6315 (cris_output_addr_const): Now a static function, a wrapper for
6317 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6318 case from old cris_output_addr_const.
6319 (cris_asm_output_label_ref): Similar for LABEL_REF.
6320 (cris_output_addr_const_extra): Similar for UNSPEC.
6321 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6322 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6323 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6325 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6326 (cris_asm_output_label_ref): Declare.
6328 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6330 PR preprocessor/19801
6331 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6332 filenames that changed when libcpp was moved to the toplevel.
6334 2005-02-07 Roger Sayle <roger@eyesopen.com>
6336 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6337 zero extensions of BImode operands. Call lowpart_subreg instead
6338 of gen_lowpart_common and gen_lowpart_SUBREG.
6340 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6343 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6344 * configure.ac: Set cc_for_cross_gnattools.
6345 * configure: Regenerate.
6347 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6350 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6352 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6355 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6356 of nested functions.
6358 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6360 * doc/extend.texi: Document deprecated extensions allowing
6361 static floating-point members to have initializers and allowing
6362 floating-point literals in integral constant expressions.
6364 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6366 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6367 config/darwin7.h, config/mips/mips.c,
6368 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6371 * cse.c: Update comments.
6373 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6376 * builtins.c (fold_builtin_sqrt): Transform
6377 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6380 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6381 Dorit Naishlos <dorit@il.ibm.com>
6383 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6384 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6385 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6387 * tree.h (vect_set_verbosity_level): New extern function declaration
6389 * tree-vectorizer.h (verbosity_levels): New enum type.
6390 * tree-vectorizer.c (vect_debug_stats): Function removed.
6391 (vect_debug_details): Likewise.
6392 (vect_verbosity_level): Global variable was defined and initialized.
6393 (vect_dump): Global variable definition.
6394 (vect_print_dump_info): New function.
6395 (vect_set_dump_settings): New function.
6396 (vect_set_verbosity_level): New function.
6397 (vectorize_loops): Add call to vect_set_dump_settings.
6399 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6400 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6401 (slpeel_tree_peel_loop_to_edge): Likewise.
6403 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6404 appropriate verbosity level instead of call to vect_debug_details
6405 or vect_debug_stats.
6406 (vect_get_base_and_offset):
6407 (vect_create_addr_base_for_vector_ref):
6408 (get_vectype_for_scalar_type):
6409 (vect_create_data_ref_ptr):
6411 (vect_get_vec_def_for_operand):
6412 (vect_finish_stmt_generation):
6413 (vectorizable_assignment):
6414 (vectorizable_operation):
6415 (vectorizable_store):
6416 (vectorizable_load):
6417 (vect_transform_stmt):
6418 (vect_update_ivs_after_vectorizer):
6419 (vect_do_peeling_for_loop_bound):
6420 (vect_update_inits_of_drs):
6421 (vect_do_peeling_for_alignment):
6422 (vect_transform_loop):
6423 (vect_is_simple_use):
6424 (vect_analyze_operations):
6425 (vect_is_simple_iv_evolution):
6426 (vect_analyze_scalar_cycles):
6427 (vect_analyze_data_ref_dependence):
6428 (vect_analyze_data_ref_dependences):
6429 (vect_compute_data_ref_alignment):
6430 (vect_enhance_data_refs_alignment):
6431 (vect_analyze_data_refs_alignment):
6432 (vect_analyze_data_ref_access):
6433 (vect_analyze_data_ref_accesses):
6434 (vect_analyze_pointer_ref_access):
6435 (vect_get_memtag_and_dr):
6436 (vect_analyze_data_refs):
6437 (vect_mark_relevant):
6438 (vect_stmt_relevant_p):
6439 (vect_mark_stmts_to_be_vectorized):
6440 (vect_can_advance_ivs_p):
6441 (vect_get_loop_niters):
6442 (vect_analyze_loop_form):
6443 (vect_analyze_loop):
6444 (vectorize_loops): Likewise.
6446 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6447 (vect_update_inits_of_drs):
6448 (vect_do_peeling_for_alignment):
6449 (vect_transform_loop):
6450 (vect_analyze_operations):
6451 (vect_analyze_scalar_cycles):
6452 (vect_analyze_data_ref_dependences):
6453 (vect_analyze_data_refs_alignment):
6454 (vect_analyze_data_ref_accesses):
6455 (vect_analyze_data_refs):
6456 (vect_mark_stmts_to_be_vectorized):
6457 (vect_get_loop_niters):
6458 (vect_analyze_loop_form):
6459 (vect_analyze_loop): Likewise.
6460 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6462 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6466 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6467 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6468 either -ffast-math or -funsafe-math-optimizations is in use.
6470 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6471 * config/mips/irix-csr.c: New file.
6472 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6473 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6474 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6477 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6479 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6480 redundant, incorrect definitions.
6482 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6484 ("*tls_indirect_call"): New, reference hard regs directly.
6485 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6487 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6489 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6490 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6492 2005-02-06 Roger Sayle <roger@eyesopen.com>
6494 PR rtl-optimization/19800
6495 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6496 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6499 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6501 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6503 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6506 * doc/invoke.texi: Correct documentation of -freorder-functions.
6508 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6511 * doc/invoke.texi: Don't mention gccbug.
6513 2005-02-06 Roger Sayle <roger@eyesopen.com>
6514 Andrew Pinski <pinskia@physics.uc.edu>
6515 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6517 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6518 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6519 into just (zero_extract:SI FOO (const_int 1) BAR).
6521 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6523 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6524 macro locally. Don't give last revision date. Use GCC version
6525 number from gcc-common.texi.
6526 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6527 revision date. Use GCC version number from gcc-common.texi.
6528 Describe being a library as current state rather than as 3.x
6530 * doc/gcc.texi: Remove last update date.
6531 * doc/gccint.texi: Likewise. Update copyright dates.
6532 * doc/install.texi: Update copyright dates.
6534 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6537 * doc/invoke.texi: Mention for each option included in -Wall that
6538 it is included in -Wall.
6539 * doc/gcc.texi: Update copyright and last modification date.
6541 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6543 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6544 unnecessary cast to original induction variable increments.
6546 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6548 PR tree-optimization/18219
6549 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6550 in distributed form.
6552 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6554 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6555 Set bitpos and offset later in the function. Do nothing if the
6556 target is a register and if the bitfield lies completely outside
6558 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6559 here. Return an uninitialised register if the source value is stored
6560 in a register and the bitfield lies completely outside that register.
6562 2005-02-06 Steven Bosscher <stevenb@suse.de>
6564 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6567 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6569 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6571 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6573 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6574 * config/darwin8.h: New.
6575 * config/darwin7.h: Update comment.
6577 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6578 Dorit Naishlos <dorit@il.ibm.com>
6580 * tree-vectorizer.h (LOC): New type.
6581 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6582 (loop_line_number): New field in struct _loop_vec_info.
6583 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6585 * tree-vectorizer.c (input.h): Included.
6586 (find_loop_location): New function.
6587 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6588 loop line number removed.
6589 (vect_debug_details): Likewise.
6590 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6592 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6593 call to vect_debug_details/stats changed from loop to loop_loc.
6594 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6595 (slpeel_tree_peel_loop_to_edge): Likewise.
6597 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6598 changed from NULL to UNKNOWN_LOC.
6599 (vect_get_base_and_offset):
6600 (vect_create_addr_base_for_vector_ref):
6601 (get_vectype_for_scalar_type):
6602 (vect_create_data_ref_ptr):
6604 (vect_get_vec_def_for_operand):
6605 (vect_finish_stmt_generation):
6606 (vectorizable_assignment):
6607 (vectorizable_operation):
6608 (vectorizable_store):
6609 (vectorizable_load):
6610 (vect_transform_stmt):
6611 (vect_update_ivs_after_vectorizer):
6612 (vect_do_peeling_for_loop_bound):
6613 (vect_do_peeling_for_alignment):
6614 (vect_transform_loop):
6615 (vect_is_simple_use):
6616 (vect_analyze_operations):
6617 (vect_is_simple_iv_evolution):
6618 (vect_analyze_scalar_cycles):
6619 (vect_analyze_data_ref_dependences):
6620 (vect_compute_data_ref_alignment):
6621 (vect_enhance_data_refs_alignment):
6622 (vect_analyze_data_ref_access):
6623 (vect_analyze_data_ref_accesses):
6624 (vect_analyze_pointer_ref_access):
6625 (vect_get_memtag_and_dr):
6626 (vect_analyze_data_refs):
6627 (vect_mark_relevant):
6628 (vect_stmt_relevant_p):
6629 (vect_mark_stmts_to_be_vectorized):
6630 (vect_can_advance_ivs_p):
6631 (vect_get_loop_niters):
6632 (vect_analyze_loop):
6633 (vectorize_loops): Likewise.
6635 (vectorizable_load): Argument in call to vect_debug_details/stats
6636 changed from loop to LOOP_LOC (loop_vinfo).
6637 (vect_transform_loop):
6638 (vect_analyze_operations):
6639 (vect_analyze_scalar_cycles):
6640 (vect_analyze_data_ref_dependence):
6641 (vect_enhance_data_refs_alignment):
6642 (vect_analyze_data_ref_accesses):
6643 (vect_analyze_pointer_ref_access):
6644 (vect_analyze_data_refs):
6645 (vect_analyze_loop): Likewise.
6647 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6648 changed from loop to loop_loc.
6650 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6652 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6653 Dorit Naishlos <dorit@il.ibm.com>
6655 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6657 (vect_analyze_data_ref_dependences): Likewise.
6659 (vect_is_simple_use): Argument changed from loop structure to
6660 loop_vect_info structure.
6661 (vect_can_advance_ivs_p): Likewise.
6662 (vect_create_index_for_vector_ref): Likewise.
6663 (vect_update_ivs_after_vectorizer): Likewise.
6664 (new_stmt_vec_info): Likewise.
6666 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6667 changed from loop to loop_vinfo.
6668 (vect_create_data_ref_ptr): First argument in call to
6669 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6670 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6671 was changed from loop to loop_vinfo.
6672 (vectorizable_operation): Likewise.
6673 (vectorizable_store): Likewise.
6674 (vect_mark_stmts_to_be_vectorized): Likewise.
6675 (vect_do_peeling_for_loop_bound): First argument in call to
6676 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6677 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6678 was changed from loop to loop_vinfo.
6679 (vect_analyze_data_ref_dependences): Third argument in call to
6680 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6682 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6683 (vect_create_data_ref_ptr): Likewise.
6684 (vect_init_vector): Likewise.
6685 (vect_get_vec_def_for_operand): Likewise.
6686 (vectorizable_assignment): Likewise.
6687 (vectorizable_operation): Likewise.
6688 (vectorizable_store): Likewise.
6689 (vectorizable_load): Likewise.
6690 (vect_update_ivs_after_vectorizer): Likewise.
6691 (vect_is_simple_use): Likewise.
6692 (vect_analyze_data_ref_dependence): Likewise.
6693 (vect_analyze_pointer_ref_access): Likewise.
6694 (vect_can_advance_ivs_p): Likewise.
6696 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6697 before _stmt_vec_info.
6698 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6699 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6700 (new_stmt_vec_info): Argument changed from loop structure to
6701 loop_vect_info structure
6703 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6704 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6705 (vect_create_addr_base_for_vector_ref): Likewise.
6706 (vect_analyze_pointer_ref_access): Likewise.
6708 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6711 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6712 phi flag if the phi is abnormal.
6714 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6717 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6718 information for the new statement.
6720 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6723 * gcc.c (main): Include the target in -v output.
6725 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6727 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6728 Do not drop the extend if we'd have to add a paradoxical subreg
6729 later. Include optabs.h and insn-codes.h.
6730 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6732 2005-02-02 Roger Sayle <roger@eyesopen.com>
6735 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6736 * fold-const.c (const_binop): Avoid constant folding floating
6737 point operations in modes that use composite representations.
6738 * simplify-rtx.c (simplify_binary_operation): Likewise.
6740 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6742 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6744 (altivec_dstt): Likewise.
6745 (altivec_dstst): Likewise.
6746 (altivec_dststt): Likewise.
6747 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6750 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6752 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6753 EXPR_LOCUS from orig_cond to the new cond_stmt.
6754 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6757 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6759 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6760 standard_iv_increment_position. Remove call to bsi_next
6761 (no need to bump the iterator anymore).
6762 (vect_create_index_for_vector_ref): Call
6763 standard_iv_increment_position. Remove second function argument.
6764 (vect_finish_stmt_generation): Remove call to bsi_next
6765 (no need to bump the iterator anymore).
6766 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6767 to vect_create_index_for_vector_ref.
6769 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6771 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6772 phis are used out of the loop.
6774 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6777 * c-decl.c (undef_nested_function): New variable.
6778 (pop_scope): Diagnose undefined nested functions.
6779 (finish_function): Don't attempt cgraph processing or genericizing
6780 if current top-level function contained an undefined nested
6781 function. Reset undef_nested_function at the end of a top-level
6784 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6786 * tree.c (build_int_cst_type): Take sign of the value into account
6787 when deciding whether sign extend the value.
6789 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6792 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6793 (cpp_options, cc1_options): Change %{std*&ansi} to
6794 %{std*&ansi&trigraphs}.
6796 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6798 * cse.c: Update comments.
6800 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6802 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6803 arguments go on the stack. Do not put complex doubles in odd/even
6806 2005-02-02 Steven Bosscher <stevenb@suse.de>
6808 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6809 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6810 -ftree-pre, and -fthread-jumps.
6812 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6814 PR tree-optimization/19578
6815 * tree-flow.h (modified_noreturn_calls): Declare.
6816 (noreturn_call_p): Declare.
6817 * tree-flow-inline.h (noreturn_call_p): New function.
6818 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6819 * tree-cfg.c (modified_noreturn_calls): New variable.
6820 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6821 that contain a mid-block noreturn call.
6822 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6824 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6826 * df.c (df_def_record_1, df_uses_record): Don't use
6828 * df.h (DF_FOR_REGALLOC): Remove.
6830 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6833 * c-typeck.c (really_start_incremental_init): Reset
6834 constructor_max_index for arrays of incomplete type.
6836 2005-02-02 Jeff Law <law@redhat.com>
6838 * gcse.c (struct reg_set): Store the block index where the register
6839 was set rather than the setting insn.
6840 (record_one_set, compute_transp): Corresponding changes.
6841 (pre_insert_copy_insn): Do not call replace_one_set.
6842 (replace_one_set): Remove.
6844 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6847 * doc/gcov.texi: Fix typo.
6849 2005-02-01 Richard Henderson <rth@redhat.com
6852 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6853 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6855 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6856 * config/i386/i386-protos.h: Update.
6858 2005-02-01 Steven Bosscher <stevenb@suse.de>
6860 PR tree-optimization/19217
6861 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6862 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6863 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6864 that it is walking a PHI node.
6866 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6868 * doc/extend.texi (Nested Functions): Update.
6870 2005-02-01 Richard Henderson <rth@redhat.com>
6873 * optabs.c (expand_copysign_absneg): Export.
6874 * optabs.h (expand_copysign_absneg): Declare.
6875 * config/rs6000/rs6000.md (copysigntf3): New.
6877 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6879 PR tree-optimization/19633
6880 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6881 * tree-ssa-alias.c (init_alias_info): Initialize.
6882 (merge_pointed_to_info): Set.
6883 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6884 (dump_points_to_info_for): Show value of pt_null.
6885 (struct count_ptr_d): Declare.
6886 (find_ptr_dereference): Remove.
6887 (ptr_is_dereferenced_by): Remove.
6888 (count_ptr_derefs): New local function.
6889 (count_uses_and_derefs): New local function.
6890 (compute_points_to_and_addr_escape): Call it. If the number
6891 of dereferences is greater than zero, mark the pointer as
6892 dereferenced. If there are fewer dereferences than uses of
6893 the pointer, the pointer's value escapes.
6895 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6897 PR tree-optimization/19670
6898 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6900 (verify_use): ... set it here, instead.
6902 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6904 * doc/sourcebuild.texi (Test directives): Fix formatting.
6906 * doc/sourcebuild.texi (Test directives): Describe selector
6909 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6911 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6912 specific 64-bit CPUs.
6914 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6917 * arm.c (arm_eliminable_register): New function.
6918 (adjacent_mem_locations): Don't allow eliminable registers. Use
6919 HOST_WIDE_INT for address offsets.
6920 * arm-protos.h (arm_eliminable_register): Add prototype.
6922 2005-02-01 Steven Bosscher <stevenb@suse.de>
6924 PR optimization/15242
6925 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6926 * basic-block.h (duplicate_computed_gotos): Add prototype.
6927 * bb-reorder.c (duplicate_computed_gotos): New function to
6928 duplicate sufficiently small blocks ending in a computed jump.
6929 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6930 if not optimizing for size.
6931 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6932 never do tail merging for blocks ending in a computed jump.
6933 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6935 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6937 Patch from Richard Sandiford <rsandifo@redhat.com>
6938 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6939 from inheriting a subreg equivalence with a non-spill register.
6941 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6943 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6945 * config/frv/frv.c (movcc_fp_destination_operand): New.
6946 (gpr_or_memory_operand): Fix typo in comment.
6947 (gpr_or_memory_operand_with_scratch): New.
6948 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6949 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6950 movcc_fp_destination_operand.
6951 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6952 Legitimize memory addresses using a scratch register.
6954 2005-01-31 Jeff Law <law@redhat.com>
6956 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6957 bitmap a sparse bitmap instead of a simple bitmap.
6958 (mark_def_sites_initialize_block): Corresponding changes.
6959 (ssa_mark_def_sites_initialize_block): Likewise.
6960 (ssa_mark_phi_uses): Likewise.
6961 (mark_def_site, ssa_mark_def_sites): Likewise.
6962 (mark_def_site_blocks): Likewise.
6963 (rewrite_ssa_into_ssa): Likewise.
6965 * tree-ssa-dom.c (record_cond): Pass correct variable type
6966 for last argument to htab_find_slot_with_hash.
6968 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6969 effects when optimizing 0 % X. Do not try to optimize X % 0.
6971 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6973 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6976 2005-02-01 Eric Christopher <echristo@redhat.com>
6978 * config/mips/mips.c (override_options): Warn if -mint64
6980 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6983 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6985 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6987 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6988 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6989 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6990 (cached_regno): Initialize to INVALID_REGNUM.
6991 (cse_reg_info_table_size,
6992 cse_reg_info_table_first_uninitialized,
6993 cse_reg_info_timestamp): New.
6994 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
6996 (init_cse_reg_info, get_cse_reg_info_1): New.
6997 (get_cse_reg_info): Cache the last look-up.
6998 (new_basic_block): Update the code to clear mappings from
6999 registers to cse_reg_info entries.
7000 (cse_main): Call init_cse_reg_info.
7002 * cse.c (get_cse_reg_info): Update a comment.
7004 2005-01-31 Steven Bosscher <stevenb@suse.de>
7007 * c-decl.c (start_decl): Do not warn about arrays of elements with
7008 an incomplete type here.
7009 (grokdeclarator): Do it here by making a pedwarn an error.
7010 * c-typeck.c (push_init_level): If there were previous errors with
7011 the constructor type, do not warn about braces for initializers.
7012 (process_init_element): Likewise for excess initializer elements.
7014 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7016 * cse.c (delete_trivially_dead_insn): Don't iterate.
7018 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7020 * config/rs6000/rs6000.md (copysignsf3): New expand.
7021 (copysigndf3): Likewise.
7023 2005-01-31 Steven Bosscher <stevenb@suse.de>
7025 * recog.c (constrain_operands): Only look for earlyclobber operand
7026 conflicts if an '&' constraint was seen.
7028 2005-01-31 Marc Espie <espie@openbsd.org>
7030 * config.gcc: Don't include embedded systems fragment, switches default
7031 debugging format to ELF.
7032 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7033 longer pick it up there.
7035 2005-01-31 Dale Johannesen <dalej@apple.com>
7037 * doc/extend.texi (nested functions): Fix linkage description.
7038 Clarify that static is not allowed.
7040 2005-01-31 Dale Johannesen <dalej@apple.com>
7042 * config/rs6000/darwin.md (movsf_low_di): Make work.
7043 (movdf_low_di): Make work.
7045 2005-01-31 Dale Johannesen <dalej@apple.com>
7047 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7048 Make work for 64 bit.
7050 2005-01-31 Roger Sayle <roger@eyesopen.com>
7051 Dale Johannesen <dalej@apple.com>
7054 * fold-const.c (fold_binary_op_with_conditional_arg):
7055 Make types match original operands, before STRIP_NOPS.
7057 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7059 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7060 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7061 (struct gcc_sigcontext): Delete. Merge contents to..
7062 (struct gcc_ucontext): ..here.
7063 (get_sigcontext): Delete.
7064 (get_regs): New function, like get_sigcontext but return regs ptr.
7065 64-bit version finds regs from r1 to support vdso.
7066 (ppc_linux_aux_vector): New function.
7067 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7070 2005-01-31 Ira Rosen <irar@il.ibm.com>
7072 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7074 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7075 redundant fold. Fix misalignment for MINUS_EXPR.
7076 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7077 (vect_analyze_pointer_ref_access): Likewise.
7078 (vect_get_memtag_and_dr): Likewise.
7080 2005-01-31 Richard Henderson <rth@redhat.com>
7082 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7083 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7084 absnegdf2_i387, absnegxf2_i387): Likewise.
7086 2005-01-31 Richard Henderson <rth@redhat.com>
7089 * optabs.c (expand_copysign_absneg): New.
7090 (expand_copysign_bit): Split out from ...
7091 (expand_copysign): ... here. Use expand_copysign_absneg.
7093 2005-01-30 Roger Sayle <roger@eyesopen.com>
7096 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7097 constant as the second operand and a register as the third.
7099 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7102 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7103 that dllimport'd functions do not use all call-clobbered registers
7106 2005-01-30 Richard Henderson <rth@redhat.com>
7109 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7110 expand_abs_nojump and generalize. Use operand_subword and
7111 emit_no_conflict_block. Support large modes.
7112 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7114 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7115 negation to subtraction.
7116 (expand_copysign): Check that the format has signed zeros.
7117 Use operand_subword and emit_no_conflict_block. Support large modes.
7119 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7121 Fix PR tree-optimization/19624
7123 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7124 * tree-ssa-pre.c: Add cfgloop.h.
7126 (pre_stats): New member, constified.
7127 (inserted_exprs): New static variable.
7128 (NECESSARY): New macro.
7129 (create_expression_by_pieces): Fold the expression, and
7130 mark it as defaulting to not necessary. Also put in
7132 (fully_constant_expression): New function.
7133 (insert_into_preds_of_block): Modify to not insert phis when we
7134 are playing with induction variables.
7135 Push phis onto the inserted_exprs vector, and mark them as not
7136 necessary by default.
7137 (insert_aux): Call fully_constant_expression on eprime.
7138 If all edges produce the same value, mark it constant.
7139 (mark_operand_necessary): New function.
7140 (remove_dead_inserted_code): New function.
7141 (init_pre): Init loop optimizer to get loop info.
7142 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7143 (execute_pre): Commit edge inserts, then remove dead code.
7145 2005-01-30 Richard Henderson <rth@redhat.com>
7147 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7148 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7150 2005-01-30 Richard Henderson <rth@redhat.com>
7153 * config/i386/i386.c (ix86_expand_copysign): New.
7154 (ix86_split_copysign_const): New.
7155 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7156 rearrange op1/nmask operands.
7157 * config/i386/i386-protos.h: Update.
7158 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7159 (copysigndf3): Likewise.
7160 (copysignsf3_const, copysigndf3_const): New.
7161 (copysignsf3_var): Rename from copysignsf3, split out splitter
7162 and fix split predicate for X constraint.
7163 (copysigndf3_var): Similarly.
7165 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7167 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7168 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7169 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7171 2005-01-29 Richard Henderson <rth@redhat.com>
7174 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7175 of # and * in constraints.
7177 2005-01-29 Richard Henderson <rth@redhat.com>
7180 * expr.c (store_field): Don't strip sub-mode cast when the input
7181 data is even smaller.
7183 2005-01-29 Richard Henderson <rth@redhat.com>
7186 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7189 2005-01-29 Richard Henderson <rth@redhat.com>
7191 * combine.c (make_field_assignment): Fix argument order
7194 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7196 PR tree-optimization/15791
7197 * fold-const.c (extract_array_ref): New function.
7198 (fold): Fold comparisons between &a[i] and &a[j] or
7199 semantically equivalent trees.
7201 2005-01-29 Jeff Law <law@redhat.com>
7203 * gcse.c (insert_expr_in_table): Revamp handling of available
7204 and anticipatable occurrence lists to avoid unnecessary list
7206 (insert_set_in_table): Similarly.
7208 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7210 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7212 (c_build_qualified_type): Build qualified array types with
7213 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7214 * c-decl.c (c_make_fname_decl): Build unqualified array type
7215 before qualified type.
7216 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7217 type is qualified, not just if type itself is. Don't apply
7218 qualifiers to array type when declarator is processed. Apply
7219 qualifiers to field type whether or not it is an array type.
7220 Don't handle array types specially for applying qualifiers to
7222 * c-typeck.c (composite_type): Build unqualified element type and
7223 array type when forming composite of array types.
7224 (common_pointer_type, comptypes, comp_target_types,
7225 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7226 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7228 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7229 (args2) in variables a1 and a2.
7231 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7233 * cse.c (n_elements_made, max_elements_made): Remove.
7234 (insert): Don't touch n_elements_made.
7235 (cse_main): Don't touch n_elements_made or max_elements_made.
7237 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7240 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7241 configuration part of dp-bit.c to be lost.
7243 2005-01-28 Roger Sayle <roger@eyesopen.com>
7245 * expmed.c (expand_mult_highpart_optab): When attempting to use
7246 a non-widening multiplication in a wider mode, the operands need
7247 to be converted (zero or sign extended) to that mode.
7249 2005-01-28 Ian Lance Taylor <ian@airs.com>
7253 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7254 through if both operands fall through.
7256 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7258 * cse.c (fold_rtx) <PC>: Don't optimize.
7260 2005-01-28 Jeff Law <law@redhat.com>
7262 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7263 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7265 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7267 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7268 cse_reg_info_used_list_end): Remove.
7269 (cse_reg_info_list, cse_reg_info_list_free): New.
7270 (get_cse_reg_info): When allocating an instance of
7271 cse_reg_info, add it to the beginning of the cse_reg_info_list
7272 list. Remove code to maintain cse_reg_info_used_list.
7273 (new_basic_block): Reset the free list to the beginning of
7276 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7278 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7279 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7280 (frv_expand_mdpackh_builtin): New function.
7281 (frv_expand_builtin): Use it to expand __MDPACKH.
7282 * doc/extend.texi (__MDPACKH): Update documentation.
7284 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7286 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7287 SSE_FLOAT_MODE_P for use_sse computation.
7289 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7292 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7294 2005-01-27 Richard Henderson <rth@redhat.com>
7296 * builtins.c (expand_builtin_copysign): New.
7297 (expand_builtin): Call it.
7298 * genopinit.c (optabs): Add copysign_optab.
7299 * optabs.c (init_optabs): Initialize it.
7300 (expand_copysign): New.
7301 * optabs.h (OTI_copysign, copysign_optab): New.
7302 (expand_copysign): Declare.
7304 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7305 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7307 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7308 (ix86_expand_fp_absneg_operator): ... here.
7309 (ix86_split_copysign): New.
7310 * config/i386/i386-protos.h: Update.
7311 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7312 (copysignsf3, copysigndf3): New.
7314 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7315 (copysignsf3, ncopysignsf3): New.
7316 (copysigndf3, ncopysigndf3): New.
7317 (copysignxf3, ncopysignxf3): New.
7318 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7320 2005-01-27 Arend Bayer <arend.bayer@web.de>
7321 Kazu Hirata <kazu@cs.umass.edu>
7323 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7324 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7325 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7328 2005-01-27 Jeff Law <law@redhat.com>
7330 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7331 definitions of SSA_NAMEs which are not being rewritten.
7332 (rewrite_ssa_into_ssa): Only initialize the current definition
7333 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7334 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7335 SSA_NAMEs before returning.
7337 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7339 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7340 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7341 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7342 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7343 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7345 2005-01-27 Steven Bosscher <stevenb@suse.de>
7348 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7349 higher to -O2 and higher. Likewise for tree PRE.
7350 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7353 2005-01-27 Ian Lance Taylor <ian@airs.com>
7356 * gimple-low.c (try_catch_may_fallthru): New static function.
7357 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7358 * tree-inline.c (expand_call_inline): Don't warn about reaching
7359 the end of a non-void function being inlined if the function uses
7362 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7364 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7367 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7368 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7369 (implicitly_declare): Handle error_mark_node.
7371 2005-01-27 Richard Henderson <rth@redhat.com>
7374 * tree.h (struct tree_decl): Add debug_expr_is_from.
7375 (DECL_DEBUG_EXPR_IS_FROM): New.
7376 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7377 * dwarf2out.c (dwarf2out_var_location): Update to match.
7378 * tree-outof-ssa.c (create_temp): Likewise.
7379 * var-tracking.c (track_expr_p): Likewise.
7380 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7381 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7382 * toplev.c (default_tree_printer): Likewise.
7384 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7386 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7387 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7389 2005-01-27 Steven Bosscher <stevenb@suse.de>
7391 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7392 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7393 ASM_CLOBBERS): Add tree checks.
7395 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7396 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7397 * c-common.def (SWITCH_STMT): Update to match.
7398 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7399 macros instead of SWITCH_EXPR ones.
7400 * c-dump.c (c_dump_tree): Likewise.
7401 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7402 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7404 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7406 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7408 * unwind-dw2.c (execute_stack_op): Add missing cases for
7409 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7411 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7413 * config.gcc (Obsolete configurations): Remove 'dummy', add
7414 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7417 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7419 PR tree-optimization/19633
7420 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7422 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7423 are no call-clobbered variables.
7424 * tree-outof-ssa.c (check_replaceable): Return false for calls
7427 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7429 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7430 even for variables with NULL DECL_INITIAL.
7432 2005-01-26 Stuart Hastings <stuart@apple.com>
7434 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7436 2005-01-26 Richard Henderson <rth@redhat.com>
7439 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7441 * expr.c (store_field): Strip conversions to odd-bit-sized types
7442 if the destination field width matches.
7444 2005-01-26 Richard Henderson <rth@redhat.com>
7446 * c-decl.c, expmed.c, expr.c: Revert last change.
7448 2005-01-26 Richard Henderson <rth@redhat.com>
7451 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7453 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7454 if we don't need the bits above those present in the current mode.
7455 * expr.c (store_field): Strip conversions to odd-bit-sized types
7456 if the destination field width matches.
7458 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7460 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7461 either -ffast-math or -funsafe-math-optimizations is in use.
7463 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7467 * config/avr/avr.c (notice_update_cc): Only set condition code for
7468 ashrqi3 if shift count > 0.
7469 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7470 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7471 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7472 count <= 0 as a no-op, and shift count >= width by copying zero
7473 or sign bit to all bits of the result.
7474 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7475 count, with attribute "length" set to 0 and "cc" set to "none".
7477 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7479 * doc/invoke.texi: Document -mTLS.
7481 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7482 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7483 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7484 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7485 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7486 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7487 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7488 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7490 * configure.ac: Check for a TLS capable gas.
7492 * configure: Regenerate.
7494 2005-01-26 Richard Henderson <rth@redhat.com>
7497 * combine.c (make_field_assignment): Simplify store to zero_extract
7498 from a source with an overlapping mask.
7500 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7502 2004-11-11 Eric Christopher <echristo@redhat.com>
7504 * config/frv/frv.md: Add fr400_integer automaton. Don't
7505 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7508 2005-01-26 Steven Bosscher <stevenb@suse.de>
7511 * cfgbuild.c (make_edges): Do not clear or set
7512 current_function_has_computed_jump.
7513 * function.h (struct function): Remove the has_computed_jump field.
7514 (current_function_has_computed_jump): Do not define.
7515 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7516 in a computed jump. Ignore current_function_has_computed_jump.
7518 2005-01-26 Richard Henderson <rth@redhat.com>
7521 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7522 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7524 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7525 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7526 objects into static storage if they have more than one non-zero value.
7527 * tree.h (categorize_ctor_elements): Update decl.
7529 2005-01-26 Steven Bosscher <stevenb@suse.de>
7532 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7533 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7534 to this function from 2004-07-10.
7535 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7536 the current function for tail call optimizations if the address
7537 of one of it its arguments is taken.
7539 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7541 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7543 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7545 * function.c (expand_function_end): If current_function_calls_alloca,
7546 emit stack restore in a place that is reached when the function falls
7549 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7551 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7552 rule to avoid matching inappropriate suffix rule.
7554 2005-01-26 Jan Hubicka <jh@suse.cz>
7556 PR tree-optimization/19241
7557 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7559 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7561 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7562 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7564 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7565 <sim*>: Always use crt1.o, regardless of N in simN.
7566 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7567 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7568 (CRT_CALL_STATIC_FUNCTION): Remove.
7569 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7570 use crt1.o, regardless of N in simN.
7571 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7572 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7573 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7574 case isystem setting.
7575 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7577 2005-01-25 Ian Lance Taylor <ian@airs.com>
7579 * gimple-low.c (block_may_fallthru): Correct handling of
7580 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7582 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7584 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7585 handlers to match indentation; nested under the mtune=* handler.
7586 Similar for mcpu= and march=.
7588 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7590 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7591 * config/mips/linux64.h (LIB_SPEC): Likewise.
7592 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7593 * config/sh/linux.h (LIB_SPEC): Likewise.
7595 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7597 * config/frv/frv.c (frv_legitimize_tls_address): New.
7598 (TARGET_HAVE_TLS): Define.
7599 (FRV_SYMBOL_REF_TLS_P): Define.
7600 (frv_override_options): Handle new register classes.
7601 (frv_legitimate_address_p): Reject tls addresses.
7602 (frv_legitimize_address): Handle TLS addresses.
7603 (gen_inlined_tls_plt): New.
7605 (frv_legitimize_tls_address): New.
7606 (unspec_got_name): Add TLS entries.
7607 (got12_operand): Add R_FRV_TLSMOFF12 case.
7608 (frv_emit_move): Fixup TLS addresses.
7609 (frv_emit_movsi): Legitimize TLS addresses.
7611 * config/frv/frv.h (MASK_BIG_TLS): New.
7612 (TARGET_BIG_TLS): New.
7613 (HAVE_AS_TLS): Define.
7614 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7615 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7616 (REG_CLASS_NAMES): Same.
7617 (REG_CLASS_CONTENTS): Same.
7618 (CONSTRAINT_LEN): New.
7619 (REG_CLASS_FROM_CONSTRAINT): New.
7620 (PREDICATE_CODES): Add symbolic_operand.
7622 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7623 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7624 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7625 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7626 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7627 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7628 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7629 GR9_REG, GR14_REG, LRREG.
7630 (type): Add load_or_call attribute.
7631 ("load_or_call"): New reservation.
7632 ("call_gettlsoff"): New.
7633 ("tls_indirect_call"): New.
7634 ("tls_load_gottlsoff12"): New.
7635 ("tlsoff_hilo"): New.
7636 ("tls_tlsdesc_ldd"): New.
7637 ("tls_tlsoff_ld"): New.
7640 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7642 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7644 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7645 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7646 * config/frv/frv.c (TLS_BIAS): Define.
7647 (frv_output_dwarf_dtprel): New.
7649 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7651 PR rtl-optimization/19579
7652 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7653 both A and B, see if they don't clobber registers the other expr uses.
7655 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7657 * real.c (do_add): Initialize signalling and canonical members.
7659 * real.c (real_from_integer): Zero out destination.
7661 2005-01-18 Jan Hubicka <jh@suse.cz>
7663 PR tree-optimize/19337
7664 * tree-inline.c (initialize_inlined_parameters): Copy
7665 saved_static_chain_decl only.
7667 2005-01-25 Richard Henderson <rth@redhat.com>
7671 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7672 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7673 80387 enabled, to return a proper subclass. Return the subset that
7674 overlaps with GENERAL_REGS for PLUS.
7675 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7677 2005-01-25 Richard Henderson <rth@redhat.com>
7680 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7682 2005-01-25 Roger Sayle <roger@eyesopen.com>
7684 * expmed.c (choose_multiplier): Change interface to return the
7685 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7686 (expand_divmod): Update calls to choose_multiplier.
7688 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7691 * expmed.c (extract_bit_field): Use adjust_address instead of
7692 gen_lowpart when op0 is a MEM.
7694 2005-01-24 Steven Bosscher <stevenb@suse.de>
7696 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7698 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7700 * config/mips/irix-csr.c: New file.
7701 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7702 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7703 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7706 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7709 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7710 sparc/elf.h, add sparc/sp-elf.h.
7711 (sparc-*-rtems*): Likewise.
7712 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7713 tm-dwarf2.h, add sparc/sp-elf.h.
7714 (sparc86x-*-elf): Likewise.
7715 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7716 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7717 TARGET_OS_CPP_BUILTINS.
7718 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7719 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7721 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7722 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7723 (SWITCH_TAKES_ARG): Likewise.
7724 (LOCAL_LABEL_PREFIX): Likewise.
7725 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7726 (TARGET_N_FORMAT_TYPES): Delete.
7727 (TARGET_FORMAT_TYPES): Likewise.
7728 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7729 * config/sparc/elf.h: Delete.
7730 * config/sparc/sp-elf.h: New file.
7732 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7734 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7735 * tree-flow.h: Remove the corresponding prototype.
7736 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7737 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7739 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7742 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7743 for AIX ABI or ELF -fPIC.
7744 (rs6000_emit_load_toc_table): Don't create toc_section here.
7745 (rs6000_xcoff_file_start): Nor here.
7747 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7749 * sh.c (ra.h): Don't #include.
7750 (hard_regs_intersect_p): New function, resurrected from ra.c.
7752 * sh.c: Fix 1996 Copyright.
7754 2005-01-24 Richard Henderson <rth@redhat.com>
7755 Aldy Hernandez <aldyh@redhat.com>
7757 * regrename.c (note_sets): Handle subregs.
7759 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7762 * genconditions.c (write_header, write_conditions): Elide file if
7765 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7767 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7768 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7771 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7773 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7774 expand_builtin_printf, expand_builtin_fprintf,
7775 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7776 checking against POINTER_TYPE.
7777 (validate_arglist): Handle POINTER_TYPE code by checking
7780 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7782 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7784 (for_each_rtx): Call for_each_rtx_1.
7785 * rtl.h (init_rtlanal): Declare.
7786 * toplev.c (backend_init): Call init_rtlanal.
7788 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7790 * flow.c (propagate_one_insn): Formatting.
7793 * flow.c (libcall_dead_p): Be more conservative if unsure.
7794 If there are any instructions between insn and call, see if they are
7795 all dead before saying the libcall is dead.
7797 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7799 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7800 operand constraint for operand 0.
7802 2005-01-23 Richard Henderson <rth@redhat.com>
7805 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7806 edges leading to join block.
7808 2005-01-23 Roger Sayle <roger@eyesopen.com>
7810 * expmed.c (expand_mult_highpart): Make static. Change type of
7811 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7812 (expand_divmod): Updates calls to expand_mult_highpart by using
7813 gen_int_mode to pass a CONST_INT rtx.
7814 * rtl.h (expand_mult_highpart): Remove prototype.
7816 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7818 * flow.c (regset_bytes, regset_size): Remove.
7820 * cfganal.c: Fix a reference to Harvey's paper.
7822 2005-01-23 Steven Bosscher <stevenb@suse.de>
7824 PR rtl-optimization/19464
7825 * tree-optimize.c (init_tree_optimization_passes): Add one more
7826 copyrename pass just before out-of-ssa.
7828 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7831 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7832 * ggc-none.c (ggc_free): Define.
7834 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7836 * cse.c (max_reg, max_insn_uid): Remove.
7837 (cse_main): Don't access max_reg or max_insn_uid.
7839 * c-common.c (explicit_flag_signed_bitfields,
7840 lang_statement_code_p, lang_expand_function_end): Remove.
7841 * c-common.h: Remove the corresponding declarations.
7842 * c-opts.c (c_common_handle_option): Remove all write access
7843 to explicit_flag_signed_bitfields.
7845 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7846 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7847 * cgraph.h: Remove the corresponding declaration.
7849 * gcse.c (null_pointer_info): Remove.
7851 2005-01-23 Roger Sayle <roger@eyesopen.com>
7852 Eric Botcazou <ebotcazou@libertysurf.fr>
7854 * combine.c (simplify_logical): Only simplify logical expressions
7855 of the form ior(and(x,y),z) by the inverse distributive law if the
7856 result is cheaper than the original.
7858 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7860 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7861 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7862 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7863 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7864 config/freebsd-spec.h, config/arm/arm.h,
7865 config/h8300/h8300.md, config/i386/i386.md,
7866 config/i386/predicates.md, config/i386/sse.md,
7867 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7868 config/vax/vax.md: Fix comment typos. Follow spelling
7871 2005-01-23 Steven Bosscher <stevenb@suse.de>
7873 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7874 tests, instead of `less than'.
7876 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7878 * function.c (assign_parm_setup_block): When creating a new stack slot
7879 for a parameter, get its alignment from the parameter's DECL_ALIGN
7880 rather than the type's TYPE_ALIGN. Make sure that the parameter
7881 is at least word aligned.
7883 2005-01-22 Roger Sayle <roger@eyesopen.com>
7886 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7888 2005-01-22 Richard Henderson <rth@redhat.com>
7891 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7892 in both compare operands.
7893 (movdfcc_1_sse_max): Likewise.
7894 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7895 (movdfcc_1_sse): Likewise.
7896 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7897 scratch register as needed.
7899 2005-01-22 Richard Henderson <rth@redhat.com>
7901 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7903 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7905 2005-01-22 Richard Henderson <rth@redhat.com>
7907 * genopinit.c (optabs): Use smin/smax for floating point too.
7908 * doc/md.texi: Update to match. Clarify that floating point
7909 results are undefined for +0/-0 and NaN.
7910 * doc/rtl.texi: Likewise.
7911 * rtl.def (SMIN, SMAX): Likewise
7912 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7914 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7915 leading 's' to the name.
7916 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7917 smaxxf3, sminxf3): Likewise.
7918 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7921 2005-01-22 Paul Brook <paul@codesourcery.com>
7923 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7925 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7927 * config/s390/s390.c (struct processor_costs): New fields
7928 dlgr, dlr, dr, dsgfr, dsgr.
7929 (z900_cost, z990_cost): Values for new fields.
7930 (s390_rtx_costs): New cases MEM und COMPARE in switch
7931 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7932 DIV, MOD, UDIV, UMOD.
7934 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7936 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7937 into the register being decremented.
7938 ("doloop_si31", "doloop_di"): Likewise.
7939 ("*doloop_si_long"): Adapt pattern.
7941 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7943 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7945 (CLASS_MAX_NREGS): Likewise.
7947 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7949 * doc/tree-ssa.texi (Statement Operands): Add example for new
7950 must-def macro. Note deprecation of old operands interface.
7952 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7954 PR tree-optimization/19484
7955 * tree-cfg.c (remove_fallthru_edge): New function.
7956 (cleanup_control_flow): Remove fallthru edges from calls that are
7957 now known not to return.
7959 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7961 Fix PR tree-optimization/19038
7962 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7963 copies with loop variant ones.
7965 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7967 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7968 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7969 config/alpha/alpha.md, config/alpha/predicates.md,
7970 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7971 config/sparc/sol2.h: Update copyright.
7973 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7974 first label to see if it is a nonlocal label.
7976 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7977 Andrew Pinski <pinskia@physics.uc.edu>
7980 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7981 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7983 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7985 * config/rs6000/rtems.h: Update copyright.
7987 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7990 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7991 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7992 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
7994 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7997 * c-typeck.c (convert_arguments): Check for error_mark_node.
7999 2005-01-21 Ian Lance Taylor <ian@airs.com>
8001 PR tree-optimization/13000
8002 * tree-inline.c: Include "tree-flow.h".
8003 (expand_call_inline): If warn_return_type, warn if non-void inline
8004 function falls through.
8005 * tree-cfg.c (execute_warn_function_return): Don't warn about
8006 control reaching end if TREE_NO_WARNING is set. Set
8008 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8010 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8011 branch if we don't need one.
8012 * c-typeck.c: Include "tree-flow.h"
8013 (c_finish_bc_stmt): Don't add a goto if the current statement
8014 list doesn't fall through to the current point.
8016 2005-01-21 Roger Sayle <roger@eyesopen.com>
8018 PR rtl-optimization/576
8019 * real.c (real_arithmetic): Change return type from void to bool
8020 to return an indication that the result may be inexact.
8021 * real.h (real_arithmeric): Update prototype.
8022 * fold-const.c (const_binop): Don't constant fold floating
8023 point expressions when the user specifies -frounding-math and
8024 the result may depend upon the run-time rounding mode.
8025 (fold_convert_const_real_from_real): Clean-up.
8026 (fold_initializer): Ignore flag_rounding_math for initializers.
8027 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8028 constant fold FP operations with flag_rounding_math if the
8029 result may depend upon the run-time rounding mode.
8031 2005-01-21 Tom Tromey <tromey@redhat.com>
8033 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8035 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8037 * tree-cfg.c: Fix comment typos.
8039 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8041 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8042 around the call to rest_of_handle_branch_target_load_optimize.
8044 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8046 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8047 (sparc64-*-openbsd*): Likewise.
8048 (sparclite-*-elf*): Include tm-dwarf2.h.
8049 (sparc86x-*-elf*): Likewise.
8050 (sparc64-*-elf*): Likewise.
8051 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8052 (DBX_DEBUGGING_INFO): Likewise.
8053 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8054 (PREFERRED_DEBUGGING_TYPE): Likewise.
8055 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8056 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8057 (PREFERRED_DEBUGGING_TYPE): Likewise.
8058 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8059 (PREFERRED_DEBUGGING_TYPE): Likewise.
8060 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8062 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8065 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8067 2005-01-20 Paul Brook <paul@codesourcery.com>
8069 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8071 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8073 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8074 label is first in a sequence of labels.
8076 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8078 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8079 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8081 * doc/sourcebuild.texi (Test Directives): New.
8083 2005-01-20 Roger Sayle <roger@eyesopen.com>
8085 * real.c (real_floor): Don't leave the result uninitialized when
8086 mode is VOIDMode, but return the unrounded intermediate value.
8087 (real_ceil): Likewise.
8089 2005-01-20 Paul Brook <paul@codesourcery.com>
8091 * config/arm/arm.md (insv): Use gen_int_mode.
8093 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8095 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8096 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8097 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8098 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8099 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8101 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8104 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8105 fbreg, so we have to assume we can't.
8106 (loc_descriptor_from_tree_1): Ditto.
8107 (containing_function_has_frame_base): New function.
8108 (add_location_or_const_value_attribute): Use it.
8109 Also try to generate a frame_base from a single element location
8112 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8114 PR tree-optimization/15349
8115 * timevar.def (TV_TREE_MERGE_PHI): New.
8116 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8118 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8119 calls to tree_forwarder_block_p.
8120 (remove_forwarder_block_with_phi, merge_phi_nodes,
8121 gate_merge_phi, pass_merge_phi): New.
8122 * tree-optimize.c (init_tree_optimization_passes): Add
8124 * tree-pass.h: Add an extern for pass_merge_phi;
8126 2005-01-20 Richard Henderson <rth@redhat.com>
8129 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8130 (_mm_castps_pd, _mm_castps_si128): New.
8131 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8133 2005-01-20 Richard Henderson <rth@redhat.com>
8136 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8137 __builtin_ia32_vec_init_v2si.
8138 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8139 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8140 (ix86_init_mmx_sse_builtins): Create it.
8141 (ix86_expand_builtin): Expand it.
8142 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8143 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8144 (vec_extractv2si_0, vec_extractv2si_1): New.
8146 2005-01-20 Richard Henderson <rth@redhat.com>
8149 * config/i386/i386.c (ix86_expand_push): New.
8150 * config/i386/mmx.md (push<MMXMODE>1): New.
8151 * config/i386/sse.md (push<SSEMODE>1): New.
8152 * config/i386/i386-protos.h: Update.
8154 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8156 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8159 2005-01-20 Richard Henderson <rth@redhat.com>
8161 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8162 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8164 2005-01-19 Richard Henderson <rth@redhat.com>
8167 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8168 to V4SFmode in SSE1 fallback load path.
8170 2005-01-19 Richard Henderson <rth@redhat.com>
8172 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8173 in QImode expansion to ix86_expand_vector_set.
8174 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8176 2005-01-19 Richard Henderson <rth@redhat.com>
8179 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8180 subclass of the input class.
8181 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8182 Always true for cross-SSE1 classes. Rationalize conditionals.
8183 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8184 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8185 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8186 (movdi_2): Add MMX/SSE zeros.
8187 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8188 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8189 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8190 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8191 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8192 (zero_extendsidi2_rex64_1): Remove.
8193 (MOV0 peephole): Check GENERAL_REG_P.
8195 2005-01-19 Richard Henderson <rth@redhat.com>
8198 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8200 (ix86_expand_vector_extract): Likewise.
8202 2005-01-19 Richard Henderson <rth@redhat.com>
8205 * expr.c (emit_move_change_mode): New argument force; use
8206 simplify_gen_subreg if true.
8207 (emit_move_via_alt_mode): Merge into ...
8208 (emit_move_via_integer): ... here.
8209 (emit_move_ccmode): Use emit_move_change_mode directly.
8211 2005-01-19 Richard Henderson <rth@redhat.com>
8214 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8215 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8216 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8218 (alpha_emit_set_const): Likewise. Make static.
8219 (alpha_emit_set_long_const): Make static.
8220 (alpha_extract_integer): Split out from alpha_expand_mov.
8221 (alpha_split_const_mov): Likewise.
8222 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8223 (alpha_legitimate_constant_p): New.
8224 * config/alpha/alpha-protos.h: Update.
8225 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8226 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8227 * config/alpha/alpha.md (movsi): Add n alternative.
8228 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8229 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8230 (splitters for all of the above): Use alpha_split_const_mov.
8231 * config/alpha/predicates.md (non_add_const_operand): New.
8232 (non_zero_const_operand): New.
8233 (input_operand): Use alpha_legitimate_constant_p after reload.
8235 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8237 PR tree-optimization/19038
8238 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8239 (add_candidate): Add ivs with increment in latch only if
8240 allow_ip_end_pos_p is true.
8241 (determine_iv_cost): Use empty_block_p.
8243 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8245 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8246 (compute_dominance_frontiers): Ditto.
8248 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8251 * config/sh/t-rtems: New.
8252 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8254 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8256 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8257 the offset of the selected field.
8259 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8261 * tree-cfg.c (remove_forwarder_block): Fix the check to
8262 prevent a nonlocal label from appearing in the middle of a
8265 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8267 PR rtl-optimization/19462
8268 * reorg.c (find_end_label): Create return insn only if
8269 current_function_epilogue_delay_list is empty.
8271 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8273 * doc/passes.texi: Remove paragraph mentioning new-ra.
8275 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8277 PR rtl-optimization/15139
8278 * combine.c: Include params.h.
8279 (count_rtxs): New function.
8280 (record_value_for_reg): If replace_rtx would replace at least
8281 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8282 (clobber (const_int 0)) instead of TEM.
8283 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8284 * params.h (MAX_LAST_VALUE_RTL): New.
8285 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8286 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8289 * c-typeck.c (digest_init): Only call build_vector if all constructor
8290 elements are *_CST nodes.
8291 * gimplify.c (gimplify_init_constructor): Likewise.
8294 * c-typeck.c (digest_init): Only call build_vector if inside_init
8297 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8299 * toplev.c (init_asm_output): Remove dead #ifdef.
8301 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8303 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8305 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8307 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8308 accessing DECL_FUNCTION_CODE.
8309 * dojump.c (do_jump): Likewise.
8310 * gimplify.c (gimplify_call_expr): Likewise.
8311 * predict.c (expr_expected_value): Likewise.
8312 (strip_builtin_expect): Likewise.
8313 * tree-inline.c (estimate_num_insns_1): Likewise.
8314 * tree-ssa-loop-im.c (stmt_cost): Likewise
8315 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8316 (tree_expr_nonnegative_p): Likewise.
8318 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8320 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8321 variant of the load_pcrel_sym pattern.
8322 * config/sparc/sparc.md (P macro): Move to the top.
8323 (load_pcrel_sym): Macroize using P.
8324 (save_register_window): Likewise.
8326 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8328 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8331 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8334 * c-typeck.c (build_asm_expr): Strip nops off
8335 input memory operands.
8337 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8339 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8340 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8341 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8342 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8344 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8347 * config/i386/i386.c (override_options): If the 80387 is disabled,
8348 then do not return FP values using FP registers.
8350 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8352 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8353 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8354 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8355 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8356 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8357 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8358 output.h, postreload-gcse.c, postreload.c, recog.c,
8359 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8360 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8361 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8362 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8363 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8364 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8365 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8366 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8368 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8369 config/alpha/alpha.c, config/arm/vfp.md,
8370 config/i386/emmintrin.h, config/i386/i386-modes.def,
8371 config/i386/i386-protos.h, config/i386/i386.h,
8372 config/i386/pmmintrin.h, config/i386/ppro.md,
8373 config/i386/predicates.md, config/i386/xmmintrin.h,
8374 config/i860/i860.c, config/ia64/ia64-modes.def,
8375 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8376 config/ia64/ia64.md, config/ia64/itanium1.md,
8377 config/ia64/itanium2.md, config/ia64/predicates.md,
8378 config/iq2000/iq2000.h, config/mips/linux64.h,
8379 config/rs6000/aix41.h, config/rs6000/aix43.h,
8380 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8381 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8382 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8383 config/sparc/linux64.h, config/sparc/litecoff.h,
8384 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8385 config/sparc/sparc.h, config/sparc/sparc.md,
8386 config/sparc/sysv4-only.h: Update copyright.
8388 2005-01-18 Richard Henderson <rth@redhat.com>
8391 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8393 2005-01-18 Marc Espie <espie@openbsd.org>
8394 * config/i386/openbsdelf.h: Typo.
8396 2005-01-18 Richard Henderson <rth@redhat.com>
8398 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8399 special case for sse.
8400 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8402 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8404 * tree-inline.c (estimate_num_insns_1): Added cases for
8405 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8407 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8409 PR rtl-optimization/19296
8410 * combine.c (simplify_comparison): Rewrite the condition under
8411 which a non-paradoxical SUBREG of a PLUS can be lifted when
8412 compared against a constant.
8414 2005-01-18 Andi Kleen <ak@muc.de>
8416 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8417 * c.opt (-Wpointer-sign): Add.
8418 * doc/invoke.texi: (-Wpointer-sign): Add.
8420 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8422 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8423 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8424 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8425 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8426 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8427 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8428 for TARGET_MIX_SSE_I387.
8429 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8430 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8431 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8432 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8433 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8434 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8435 TARGET_MIX_SSE_I387.
8436 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8439 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8442 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8443 Add movaps alternative for xmm reg->reg move.
8445 2005-01-17 Jeff Law <law@redhat.com>
8447 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8448 at the end of the main DOM loop rather than just before DOM exits.
8450 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8452 PR tree-optimization/19121
8453 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8454 adding aliases to a name tag, also add them to the pointer's
8456 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8457 sensitive alias info at all. Only check that the two pointers
8458 have compatible pointed-to sets.
8459 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8460 a pointer's type tag is a superset of the alias set of the
8463 2005-01-17 James E Wilson <wilson@specifixinc.com>
8466 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8467 comment to document why.
8469 2005-01-17 Richard Henderson <rth@redhat.com>
8471 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8472 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8473 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8474 sse2_vmsminv2df3_finite): New.
8475 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8476 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8477 Force op1 into register.
8479 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8481 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8482 bubblestrap from always rebuilding build directory.
8484 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8486 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8487 ("*cmpmem_short"): Likewise.
8489 2005-01-17 Steven Bosscher <stevenb@suse.de>
8491 * basic-block.h: Document BB_* flags.
8492 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8493 use an sbitmap instead.
8494 * sched-rgn.c (compute_trg_info): Likewise.
8496 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8498 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8499 redundant target_cpu_default and extra_parts lines. Use the default
8501 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8502 (SUBTARGET_EXTRA_SPECS): Delete.
8503 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8504 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8505 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8506 and "n32" for -mabi=n32.
8508 2005-01-17 Ian Lance Taylor <ian@airs.com>
8511 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8512 fold constant variables into initial values.
8514 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8516 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8518 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8519 through the statements backward.
8521 2005-01-17 Ian Lance Taylor <ian@airs.com>
8523 PR middle-end/13127:
8524 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8525 a variable set to the return value of the inlined function.
8527 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8529 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8530 when modes are tieable.
8532 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8534 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8535 of pthread_create to find out if threads are enabled.
8536 * gthr-posix95.h (__gthread_active_p): Likewise.
8538 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8540 * common.opt (-fnew-ra): Remove.
8542 * toplev.h (flag_new_regalloc): Remove.
8543 * Makefile.in (ra*.*): Don't mention.
8544 * passes.c (rest_of_handle_new_regalloc): Remove.
8545 (rest_of_handle_combine, rest_of_compilation): Always consider
8546 flag_new_regalloc as false.
8547 * doc/invoke.texi: Don't document -fnew-ra.
8549 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8551 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8552 last parameter to reg_scan.
8553 * loop.c (loop_optimize): Likewise.
8554 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8555 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8556 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8557 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8558 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8559 * regclass.c (reg_scan): Likewise, for the declaration.
8560 * rtl.h (reg_scan): Likewise, for the prototype.
8562 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8564 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8565 mark_dfs_back_edges.
8567 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8569 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8570 (compute_avail): Uses don't go in tmp_gen.
8572 2005-01-16 Steven Bosscher <stevenb@suse.de>
8574 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8575 loop to look for a free slot in a page entry.
8577 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8580 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8581 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8582 just before targetm.asm_out.file_end.
8583 * tree.h (process_pending_assemble_output_defs): Declare.
8584 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8586 (assemble_alias): Defer generation of assembly code for defines when
8587 TARGET_DEFERRED_OUTPUT_DEFS is true.
8588 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8589 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8590 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8592 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8595 * pa.c (pa_scalar_mode_supported_p): New function.
8596 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8597 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8599 * pa-protos.h (prefetch_operand): Delete.
8600 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8601 * pa.c (prefetch_operand): Delete.
8602 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8603 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8604 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8605 and prefetch_nocc_operand.
8606 * pa.md (prefetch): Rework to avoid reload problems handling short
8607 displacements when a cache control completer needs to be provided.
8608 (prefetch_32, prefetch_64): Delete.
8609 (prefetch_cc, prefetch_nocc): New patterns.
8611 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8613 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8615 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8618 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8619 exceeds maximum alignment for global common data.
8620 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8621 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8623 2004-01-15 Roger Sayle <roger@eyesopen.com>
8625 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8627 2004-01-15 Roger Sayle <roger@eyesopen.com>
8629 * harg-reg-set.h (reg_class_names): Prototype global array.
8630 * regclass.c (reg_class_names): Declare here and initialize to
8632 (dump_regclass): Remove local declaration of reg_class_names.
8633 (regclass): Likewise.
8634 * cfg.c (dump_flow_info): Likewise.
8635 * ra-debug.c (reg_class_names): Likewise.
8636 * regrename.c (reg_class_names): Likewise.
8637 * reload.c (reg_class_names): Likewise.
8638 * reload1.c (spill_failure): Likewise.
8639 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8641 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8643 * config/s390/s390.md ("reload_outti"): Remove predicate for
8644 output operand. Abort if operand is not a MEM.
8645 ("reload_outdi", "reload_outdf"): Likewise.
8647 2005-01-15 Marc Espie <espie@openbsd.org>
8649 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8650 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8651 * config/openbsd.h: Fix C++ includes for native configurations.
8652 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8653 Add trampoline support.
8654 * config/i386/openbsdelf.h: New.
8656 2005-01-15 Marc Espie <espie@openbsd.org>
8658 * collect2.c (main): Explicitly parse -dynamic-linker option.
8660 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8662 PR tree-optimization/19060
8663 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8664 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8665 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8666 and handle extract_range_from_cond returning false.
8667 * fold-const.c (fold): Optimize comparisons with min/max even for
8668 width > HOST_BITS_PER_WIDE_INT.
8670 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8672 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8673 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8674 Remove little endian multilib variants.
8675 Add mips32 multilib variant.
8677 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8679 * explow.c (copy_all_reg, stabilize): Remove.
8680 * expr.h: Remove the corresponding prototypes.
8682 * rtlanal.c (regs_set_between_p): Remove.
8683 * rtl.h: Remove the corresponding prototype.
8685 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8687 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8688 to rs6000_nonimmediate_operand.
8689 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8690 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8691 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8692 rs6000_nonimmediate_operand.
8693 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8694 rs6000_nonimmediate_operand.
8696 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8698 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8700 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8702 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8704 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8705 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8707 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8708 (rs6k_nonimmediate_operand): New.
8709 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8711 (legitimate_lo_sum_address_p): Same.
8712 (rs6000_legitimize_address): Same.
8713 (rs6000_legitimize_reload_address): Same.
8714 (rs6000_legitimate_address): Same.
8715 (spe_build_register_parallel): Pass DF and DC modes in a DI
8718 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8719 to rs6k_nonimmediate_operand.
8721 * config/rs6000/spe.md ("*frob_df_di"): New.
8722 ("*frob_di_df"): New.
8723 ("*frob_di_df_2"): New.
8724 ("*mov_sidf_e500_subreg0"): New.
8725 ("*mov_sidf_e500_subreg4"): New.
8726 ("*movdf_e500_double"): Change predicate to
8727 rs6k_nonimmediate_operand.
8729 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8731 * postreload.c (move2add_note_store): Only call
8732 trunc_int_for_mode on scalar integers.
8734 2005-01-14 Steven Bosscher <stevenb@suse.de>
8736 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8737 replace BB_VISITED uses.
8738 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8739 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8740 (tree_dce_done): Free visited_control_parents.
8741 (perform_tree_ssa_dce): Allocate and clear it.
8742 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8743 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8744 instead of BB_VISITED.
8746 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8748 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8749 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8750 Remove unused prototypes.
8752 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8754 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8755 64-bit register usage.
8756 (spe_func_has_64bit_regs_p): Add FIXME note.
8758 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8760 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8761 flag_finite_math_only with flag_unsafe_math_optimizations.
8763 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8765 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8767 (__tpf_eh_return): Copy TPF private stack area from the module
8768 boundary stack frame. Add check for when module addresses are
8769 equal, but no stub address is found.
8771 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8774 * arm.h (struct machine_function): Add call_via field.
8775 (thumb_call_via_label): Declare.
8776 * arm.c (thumb_call_via_label): New variable.
8777 (thumb_call_reg_needed): New variable.
8778 (arm_output_function_epilogue): For Thumb code, output any per-function
8779 call-indirect trampolines.
8780 (thumb_call_via_reg): New function.
8781 (arm_file_end): New function.
8782 (TARGET_ASM_FILE_END): Call arm_file_end.
8783 (aof_file_end): Likewise.
8784 * arm-protos.h (thumb_call_via_reg): Declare.
8785 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8786 thumb_call_via_reg in normal case.
8788 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8791 PR rtl-optimization/19348
8792 * recog.c (peephole2_optimize): Do global life update if some peephole
8793 decides it doesn't need at least one of its inputs and that change
8794 influences liveness at the start of the basic block.
8796 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8797 arguments instead of 1.
8799 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8802 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8803 zero for nested functions needing a static chain or functions
8804 with a non-constant address.
8806 2005-01-13 Roger Sayle <roger@eyesopen.com>
8808 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8809 (and (sign_extend X) C) into (zero_extend (and X C)).
8811 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8813 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8815 2005-01-13 Richard Henderson <rth@redhat.com>
8820 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8821 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8822 not just TARGET_SSE.
8823 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8824 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8825 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8826 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8827 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8828 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8829 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8830 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8831 (movdicc_c_rex64): Rename with '*'.
8832 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8833 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8834 (movsfcc_1_387): Rename from movsfcc_1.
8835 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8836 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8837 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8838 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8839 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8840 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8841 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8842 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8843 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8844 sse_movdfcc_const0_4): Remove.
8845 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8846 recognize min/max early. Update for changed sse cmove patterns.
8847 (ix86_split_sse_movcc): New.
8848 * config/i386/i386-protos.h: Update.
8850 2005-01-13 Steven Bosscher <stevenb@suse.de>
8852 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8853 (fix_stmt_v_may_defs): Likewise.
8855 2005-01-13 Richard Henderson <rth@redhat.com>
8857 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8858 for converting the mask.
8860 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8862 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8865 2005-01-13 Richard Henderson <rth@redhat.com>
8867 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8868 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8869 IX86_BUILTIN_MOVDQ2Q): Remove.
8870 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8871 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8872 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8874 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8875 (sse2_pextrw): Fix immediate constraint.
8876 (sse2_loadq, sse2_loadq_rex64): Remove.
8877 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8878 Use __builtin_ia32_vec_ext_<size>.
8879 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8881 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8883 * function.c (assign_parm_setup_block): Look inside original
8884 entry_parm when inspecting PARALLEL.
8886 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8887 Joel Sherrill <joel@oarcorp.com>
8890 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8891 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8892 rtems_gxx_recursive_mutex_init.
8893 (__gthread_recursive_mutex_lock): New function.
8894 (__gthread_recursive_mutex_trylock): Likewise.
8895 (__gthread_recursive_mutex_unlock): Likewise.
8897 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8899 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8901 2005-01-13 Jan Beulich <jbeulich@novell.com>
8903 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8904 (ashrti3_internal): Indicate output is early clobber. Generate result
8905 into output rather than first input. Use move for low word of output
8906 if shift count is exactly 64.
8907 (lshrti3_internal): Likewise.
8909 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8913 * reload1.c (delete_output_reload): Don't delete an output reload
8914 if the pseudo lives longer than a single basic block. Adjust and
8915 improve wording of comment.
8917 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8920 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8921 of TYPE_SIZE where we mean the number of bytes.
8923 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8925 * function.c (assign_parm_setup_block): Relax condition on
8926 multi-register optimization.
8928 2005-01-12 Nick Clifton <nickc@redhat.com>
8930 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8931 an "in_delay_slot" attribute of "no" to prevent them being used in
8932 delay slots. This is forbidden because they might generate
8935 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8938 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8941 2005-01-12 Nick Clifton <nickc@redhat.com>
8943 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8944 passed on to GAS) but do not define, as GAS no longer supports or
8945 needs the -m2000 option.
8947 2005-01-11 Roger Sayle <roger@eyesopen.com>
8949 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8950 type as args of unprototyped builtins aren't automatically promoted.
8951 (fold_builtin_abs): Likewise.
8953 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8955 * Makefile.in: Set a `build-warn' variable.
8957 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8959 PR tree-optimization/17949
8960 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8961 (find_interesting_uses_address): Use it.
8963 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8965 * regrename.c (kill_value): Handle subreg's that won't simplify.
8967 2005-01-11 Richard Henderson <rth@redhat.com>
8970 * config/i386/i386.h (enum ix86_builtins): Move ...
8971 * config/i386/i386.c: ... here.
8972 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8973 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8974 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8975 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8976 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8977 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8978 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8979 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8980 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8981 IX86_BUILTIN_LOADDDUP): Remove.
8982 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8983 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8984 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8985 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8986 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8987 (ix86_init_builtins): Make static.
8988 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8989 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8990 if all the modes match. Otherwise, fake it.
8991 (get_element_number, ix86_expand_vec_init_builtin,
8992 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8993 (ix86_expand_builtin): Make static. Update for changed builtins.
8994 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
8995 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
8996 (ix86_expand_vector_init_duplicate): New.
8997 (ix86_expand_vector_init_low_nonzero): New.
8998 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
8999 Split out from ix86_expand_vector_init; handle integer modes.
9000 (ix86_expand_vector_init): Use them.
9001 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9002 * config/i386/i386-protos.h: Update.
9003 * config/i386/predicates.md (reg_or_0_operand): New.
9004 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9005 (movv2sf_internal): Likewise. And a splitter to match them all.
9006 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9007 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9008 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9009 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9010 (mmx_pinsrw): Fix operand ordering.
9011 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9012 rather than sse_loadss expander.
9013 (movv2df splitter): Similarly.
9014 (sse_loadss, sse_loadlss): Remove.
9015 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9016 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9017 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9018 (sse3_movddup): Rename with '*'.
9019 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9020 (sse2_loadsd): Remove.
9021 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9022 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9023 (sse2_pinsrw): Fix argument ordering.
9024 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9025 (sse2_stored): Remove 'r' destination.
9026 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9027 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9028 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9029 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9030 vec_extractv16qi, vec_initv16qi): New.
9032 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9033 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9034 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9036 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9037 (_mm_load_si128, _mm_store_si128): Likewise.
9038 (_mm_load1_pd): Use _mm_set1_pd.
9039 (_mm_load_sd): Use _mm_set_sd.
9040 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9041 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9042 (_mm_set_epi64): Use _mm_set_epi64x.
9043 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9044 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9045 _mm_setr_epi8): Use _mm_set_foo form.
9046 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9047 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9048 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9049 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9050 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9051 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9052 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9053 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9054 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9055 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9056 (_mm_movedup_pd): Use _mm_shuffle_pd.
9057 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9058 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9059 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9060 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9062 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9063 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9064 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9065 (_mm_store_ps): Use raw dereference.
9066 (_mm_store1_ps): Use _mm_storeu_ps.
9067 (_mm_storer_ps): Use _mm_store_ps.
9068 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9069 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9071 2005-01-11 Stan Shebs <shebs@apple.com>
9073 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9074 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9076 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9079 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9080 Skip all DECLs except for FIELD_DECLs.
9082 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9084 * config/s390/s390.c (override_options): Return error if
9085 -mbackchain, -mpacked-stack and -mhard-float are used together.
9086 (s390_va_start): Remove the backchain && packed-stack special case.
9087 (s390_gimplify_va_arg): Likewise.
9088 * doc/invoke.texi: Remove the ABI incompatibility note.
9090 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9092 * config/s390/s390.c (struct s390_frame_layout): Remove
9094 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9095 save_backchain_p with TARGET_BACKCHAIN.
9097 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9100 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9101 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9102 * function.c (locate_and_pad_parm): Set new field.
9103 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9104 Tweak where_pad test to include "none". Always set mem align for
9106 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9107 not sufficient for type.
9108 (assign_parm_setup_block): If stack_parm is zero on entry, always
9109 make a new stack local. Block move old stack parm if necessary
9110 to new aligned stack local.
9111 (assign_parm_setup_stack): Use a block move to handle
9112 potentially misaligned entry_parm.
9113 (assign_parms_unsplit_complex): Specify required alignment when
9114 creating stack local.
9115 * calls.c (compute_argument_addresses): Override alignment of stack
9116 arg calculated from its type with the alignment given by
9117 FUNCTION_ARG_BOUNDARY.
9118 (store_one_arg): Likewise.
9120 2005-01-11 Jan Beulich <jbeulich@novell.com>
9122 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9123 Change respective itanium_class attribute to ialu.
9124 (shladdp4_internal): New.
9125 * config/ia64/predicates.md (shladd_log2_operand): New.
9127 2005-01-11 Richard Henderson <rth@redhat.com>
9129 * expr.c (store_constructor): Use rtvec_alloc instead of
9130 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9132 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9134 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9136 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9138 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9139 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9140 (TARGET_RWRELOC): Define.
9141 (ia64_rwreloc_section_type_flags): Delete.
9142 (ia64_section_type_flags): New function.
9143 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9144 (TARGET_RWRELOC): Define.
9146 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9149 * config/ia64/ia64.c (process_set): For alloc insn, only call
9150 process_epilogue is !frame_pointer_needed.
9152 2005-01-10 Roger Sayle <roger@eyesopen.com>
9155 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9156 unary operator and can't be treated as a binary/comparison operator.
9158 2005-01-10 Richard Henderson <rth@redhat.com>
9160 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9161 (ix86_return_in_memory): Likewise.
9162 (function_arg_advance): Likewise. Mirror structure in function_arg
9163 for choosing register to advance.
9165 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9167 * tree-vectorizer.c, tree.def: Fix comment typos.
9169 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9171 * config/s390/s390.c (struct processor_costs): 4 new fields:
9172 ddbr, ddr, debr, der.
9173 (s390_rtx_costs): More precise handling of divide instructions.
9175 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9177 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9179 2005-01-10 Jan Beulich <jbeulich@novell.com>
9181 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9182 names resulting from -ffunction-sections/-fdata-sections and linkonce
9184 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9185 based on the section name. Rearrange the section name comparison logic
9186 slightly so that each section name is compared against at most once.
9188 2005-01-10 Ben Elliston <bje@au.ibm.com>
9190 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9191 targets for which -fPIC reduces limitations on the GOT size.
9193 2005-01-09 Falk Hueffner <falk@debian.org>
9195 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9198 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9201 * collect2.c (main): Set aixrtl_flag for -brtl option.
9202 (resolve_lib_name): Search for .so file extension before .a
9205 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9207 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9208 (vect_analyze_data_refs_alignment): Add dump prints.
9210 2005-01-09 Ira Rosen <irar@il.ibm.com>
9212 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9213 expr_invariant_in_loop_p.
9214 Initialize outputs first thing in the function.
9215 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9216 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9217 (vect_analyze_pointer_ref_access): Check that the initial condition of
9218 the access function is loop invariant.
9220 2005-01-09 Richard Henderson <rth@redhat.com>
9222 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9223 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9224 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9225 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9226 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9227 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9228 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9229 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9230 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9231 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9232 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9233 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9234 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9235 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9236 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9237 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9238 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9239 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9240 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9241 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9242 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9243 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9244 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9246 (mmx_clrdi, pavgusb): Remove.
9247 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9248 with leading sse_ prefix.
9249 * config/i386/sse.md: Receive them.
9250 * config/i386/mmx.md: New file.
9251 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9252 (subrv2sf3): Turn into expander for normal subtraction.
9253 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9254 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9255 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9256 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9257 commutative; use ix86_binary_operator_ok.
9258 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9259 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9260 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9261 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9262 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9263 Macroize from existing patterns; use ix86_binary_operator_ok.
9264 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9265 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9266 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9267 with vec_select+vec_concat.
9268 (mmx_pshufw, mmx_pshufw_1): Likewise.
9269 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9270 (mmx_uavgv4hi3): Model correctly.
9271 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9272 _mm_xor_si64): Remove casts.
9274 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9276 PR tree-optimization/19224
9277 * tree-scalar-evolution.c (get_instantiated_value,
9278 set_instantiated_value): New functions.
9279 (instantiate_parameters_1): Cache the results.
9280 (instantiate_parameters, resolve_mixers): Initialize and free
9283 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9285 * config/i386/i386.md (addhi_4): Correct reference in comment.
9288 2005-01-08 Richard Henderson <rth@redhat.com>
9290 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9291 (_mm_cvtsi128_si64x): Likewise.
9292 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9293 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9294 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9295 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9296 * config/i386/i386-protos.h: Update.
9297 * config/i386/i386.c (print_operand): Add 'H'.
9298 (ix86_fixup_binary_operands): Split out from ...
9299 (ix86_expand_binary_operator): ... here.
9300 (ix86_fixup_binary_operands_no_copy): New.
9301 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9302 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9303 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9304 (safe_vector_operand): Use CONST0_RTX.
9305 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9306 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9307 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9308 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9310 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9311 (IX86_BUILTIN_CMPNGESS): New.
9312 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9313 (attr type): Add sselog1.
9314 (attr unit, attr memory): Handle it.
9315 (movti, movti_internal, movti_rex64): Move near other integer moves.
9316 (movtf, movtf_internal): Move near other fp moves.
9317 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9318 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9319 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9320 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9321 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9322 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9323 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9324 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9325 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9326 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9327 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9328 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9329 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9330 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9331 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9332 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9333 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9334 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9335 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9336 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9337 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9338 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9339 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9340 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9341 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9342 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9343 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9344 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9345 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9346 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9347 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9348 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9349 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9350 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9351 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9352 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9353 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9354 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9355 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9356 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9357 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9358 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9359 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9360 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9362 (SSEPUSH, push<SSEPUSH>): Remove.
9363 (MMXPUSH, push<MMXPUSH>): Remove.
9364 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9365 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9366 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9367 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9368 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9369 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9370 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9371 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9372 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9373 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9374 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9375 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9376 (ppro_sse_log_V4SF): Handle sselog1.
9377 * config/i386/predicates.md (const_0_to_1_operand): New.
9378 (const_0_to_255_mul_8_operand): New.
9379 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9380 (const_2_to_3_operand, const_4_to_7_operand): New.
9381 * config/i386/sse.md: New file.
9382 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9383 (sse_movups): Rename from sse_movups_1.
9384 (sse_loadlss): Rename from sse_loadss_1.
9385 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9387 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9388 (absv4sf2, negv2df, absv2df): New.
9389 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9390 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9391 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9392 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9393 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9394 (sse3_addsubv4sf3): Model correctly.
9395 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9396 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9397 (sse_movhlps): Model with vec_select+vec_concat.
9398 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9399 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9400 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9401 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9402 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9403 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9404 sse2_pshufhw_1): Likewise.
9405 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9406 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9407 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9408 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9409 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9410 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9411 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9412 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9413 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9414 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9415 sminv8hi3): Mark commutative
9416 operands. Use ix86_binary_operator_ok.
9417 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9418 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9419 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9420 sse2_punpcklqdq): Allow operand2 in memory.
9421 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9422 sse2_movsd): Add memory alternatives.
9423 (sse_storelps): Turn expander into an insn; split after reload.
9424 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9425 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9427 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9429 * configure.ac (DWARF-2 debug_line): Use objdump.
9430 * configure: Regenerate.
9432 2005-01-08 Jeff Law <law@redhat.com>
9433 Diego Novillo <dnovillo@redhat.com>
9435 PR tree-optimization/18241
9436 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9437 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9438 statements with volatile operands.
9439 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9440 operands after marking a statement with has_volatile_ops.
9442 2005-01-08 Roger Sayle <roger@eyesopen.com>
9444 * tree.c (int_fits_type_p): Always honor integer constant
9445 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9447 2005-01-08 Roger Sayle <roger@eyesopen.com>
9449 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9450 the latent bug in rtl_delete_block has been resolved.
9452 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9454 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9455 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9457 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9459 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9460 library as @multilib_dir@/$(SHLIB_SONAME).
9462 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9464 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9465 * configure: Regenerate.
9467 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9469 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9472 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9475 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9476 Convert non-word aligned offset address using ld/std into
9479 2005-01-07 Richard Henderson <rth@redhat.com>
9481 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9483 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9485 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9487 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9489 PR tree-optimization/19283
9490 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9491 is not shorter than the original type.
9493 PR rtl-optimization/19012
9494 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9496 PR rtl-optimization/18861
9497 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9498 (FULL_STATE): Define.
9499 (mark_tablejump_edge): New function.
9500 (purge_dead_tablejump_edges): New function.
9501 (find_bb_boundaries): Use it.
9503 PR tree-optimization/18828
9504 * builtins.c (expand_builtin_next_arg): Remove argument and all
9505 the argument checking.
9506 (expand_builtin): Adjust caller.
9507 (expand_builtin_va_start): Likewise. Remove error for too many
9509 (fold_builtin_next_arg): Issue error for too many arguments.
9510 After checking arguments, replace them with magic arguments that
9511 prevent further checking of the args.
9513 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9515 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9517 2005-01-06 Roger Sayle <roger@eyesopen.com>
9520 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9521 and %{.S:...} (and their negative variants) to test whether the
9522 input file is assembler or pre-processed-assembler independent of
9523 the actual filename extension.
9525 2005-01-06 Roger Sayle <roger@eyesopen.com>
9527 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9528 of sign or zero extended values.
9530 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9532 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9533 for IBM long double format correctly.
9535 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9537 Fix PR tree-optimization/18792
9539 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9540 to first_loop_depth, and use loop depth instead of loop number.
9541 (build_classic_dir_vector): Ditto.
9542 (compute_data_dependences_for_loop): Use depth, not loop number.
9543 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9544 number. Pass in loops, instead of loop numbers.
9545 (gather_interchange_stats): Ditto.
9546 (linear_transform_loops): Ditto.
9548 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9551 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9552 biv_fits_mode_p, extension_within_bounds_p): New functions.
9553 (check_ext_dependent_givs): Use them.
9555 2005-01-06 Roger Sayle <roger@eyesopen.com>
9557 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9558 more than one barrier, in which case we should delete them all.
9560 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9562 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9564 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9566 Fix PR middle-end/19286
9568 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9569 output this subprogram, simply ignore this attempt to do it again.
9570 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9571 origin attribute if it's not possible.
9572 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9573 (decls_for_scope): Ditto.
9574 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9575 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9577 2005-01-05 Richard Henderson <rth@redhat.com>
9580 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9581 (bdesc_2arg): Use it.
9582 (ix86_expand_binop_builtin): Force operands into registers
9584 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9585 ix86_expand_sse_compare, ix86_expand_sse_comi,
9586 ix86_expand_builtin): Likewise.
9588 2005-01-05 Richard Henderson <rth@redhat.com>
9590 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9592 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9593 (mulv4hi3): Set itanium_class mmmul.
9594 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9595 (fpack): Rename from fpack_sfsf.
9597 2005-01-05 Richard Henderson <rth@redhat.com>
9600 * reload1.c (do_input_reload): Restrict the optimization deleteing
9601 a previous output reload to RELOAD_FOR_INPUT.
9603 2005-01-05 Steven Bosscher <stevenb@suse.de>
9605 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9606 comment that we fall through after case.
9607 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9608 (distribute_links): Likewise.
9609 * cse.c (cse_insn): Likewise.
9610 * cselib.c (cselib_invalidate_mem): Likewise.
9611 * df.c: Update comments at the top of the file.
9612 (read_modify_subreg_p): Update comments here too.
9613 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9614 * flow.c (mark_set_1): Likewise.
9615 (mark_used_regs): Likewise.
9616 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9617 (canon_list_insert): Likewise.
9618 (mark_set): Likewise.
9619 (try_replace_reg): Likewise.
9620 (store_killed_in_insn): Likewise.
9621 * loop.c (count_one_set): Likewise.
9622 (basic_induction_var): Likewise.
9623 * postreload-gcse.c (find_mem_conflicts): Likewise.
9624 * postreload.c (reload_combine_note_store): Likewise.
9625 (move2add_note_store): Likewise.
9626 * reload.c (find_equiv_reg): Likewise.
9627 (mark_referenced_resources): Likewise.
9628 * rtlanal.c (set_noop_p): Likewise.
9629 (note_stores): Likewise.
9630 (note_uses): Likewise.
9631 * sched-deps.c (sched_analyze_1): Likewise.
9632 * sched-rgn.c (check_live_1): Likewise.
9633 (update_live_1): Likewise.
9634 * config/i860/i860.c: Likewise.
9636 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9638 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9640 * doc/rtl.texi: Update documentation for bit-fields and SET.
9642 2005-01-05 Roger Sayle <roger@eyesopen.com>
9644 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9646 2005-01-05 Jan Hubicka <jh@suse.cz>
9647 Richard Henderson <rth@redhat.com>
9650 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9653 2005-01-05 Richard Henderson <rth@redhat.com>
9656 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9657 (sse_shufps): Change operand 3 to const_int_operand.
9658 (sse2_storelps): Fix typo in template.
9659 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9660 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9661 (ix86_expand_builtin): Likewise.
9663 2005-01-05 Julian Brown <julian@codesourcery.com>
9665 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9666 as aggregates for AAPCS ABIs.
9668 2005-01-05 Stan Shebs <shebs@apple.com>
9670 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9671 Mach-O getters if ppc64.
9672 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9674 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9675 signed four-byte field for global code case.
9676 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9678 2005-01-05 Roger Sayle <roger@eyesopen.com>
9681 * c-common.c: Include real.h.
9682 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9683 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9684 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9685 * Makefile.in (c-common.o): Update dependencies.
9687 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9689 * c-parse.in (asm_string): Add trailing semicolon.
9691 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9693 * c-parse.in (asm_string): New. Don't allow wide strings in
9695 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9696 asm_string instead of STRING.
9698 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9700 * c-typeck.c (constructor_no_implicit): Remove.
9701 (set_designator, process_init_element): Don't check
9702 constructor_no_implicit.
9704 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9705 Kaz Kojima <kkojima@gcc.gnu.org>
9708 * lcm.c (create_pre_exit): New.
9709 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9710 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9712 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9714 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9715 -msoft-float in target_float_switch.
9716 * arm.c (arm_override_options): Fix processing of target_float_switch.
9718 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9720 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9723 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9725 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9726 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9728 2005-01-04 Roger Sayle <roger@eyesopen.com>
9730 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9731 if deleting the then-block allows the test-block to fallthru to the
9734 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9737 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9738 after the full declaration if the are in two different TUs.
9740 2005-01-04 Richard Henderson <rth@redhat.com>
9743 * tree-sra.c (generate_one_element_init): Just
9744 call gimplify_and_add.
9745 (generate_element_init): Record the
9746 new referenced variables and mark them for renaming
9747 and split out to ...
9748 (generate_element_init_1): This.
9749 (scalarize_init): Don't call push_gimplify_context/
9750 pop_gimplify_context.
9752 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9754 * toplev.c (get_src_pwd): Handle failure of getpwd().
9756 2005-01-04 Roger Sayle <roger@eyesopen.com>
9758 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9760 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9761 all the cases handled by it are inverted by invert_truthvalue.
9763 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9765 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9766 (save_register_windowsi): Likewise.
9768 2005-01-04 Richard Henderson <rth@redhat.com>
9770 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9772 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9775 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9776 any simplifications of vector mode comparison operators.
9777 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9779 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9780 Devang Patel <dpatel@apple.com>
9782 PR tree-optimization/18308
9783 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9784 the operands before creating a new expression.
9785 * dojump.c (do_jump): Make drop_through_label available
9786 for all cases. Add expansion of COND_EXPR.
9788 2005-01-04 Ira Rosen <irar@il.ibm.com>
9790 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9791 INTEGER_CST instead of TREE_CONSTANT.
9792 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9793 instead of TREE_CONSTANT.
9794 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9795 instead of TREE_CONSTANT.
9797 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9799 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9801 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9804 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9805 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9807 2005-01-03 Richard Henderson <rth@redhat.com>
9809 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9810 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9811 fold_convert_const_real_from_real): Split out from ...
9812 (fold_convert_const): ... here.
9814 2005-01-03 Richard Henderson <rth@redhat.com>
9817 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9818 (mov<MMXMODEI>_internal): Likewise.
9819 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9820 Add V2SF case; use it for SSE1; don't use TI.
9821 (movdf_integer): Likewise.
9822 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9824 2005-01-03 Ira Rosen <irar@il.ibm.com>
9826 * tree-vectorizer.c (vect_strip_conversions): New function.
9827 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9828 check for binary class.
9830 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9834 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9836 * gimple-low.c (mark_blocks_with_used_vars): New function.
9837 (mark_blocks_with_used_subblocks): Ditto.
9838 (mark_used_blocks): Ditto.
9839 (pass_mark_used_blocks): New pass.
9840 * tree-inline.c: Include debug.h.
9841 (expand_call_inline): Call outlining_inline_function here.
9842 * tree-optimize.c (init_tree_optimization_passes): Add
9843 pass_mark_used_blocks.
9844 * tree-pass.h (pass_mark_used_blocks): New.
9845 * Makefile.in (tree-inline.o): Add debug.h dependency.
9847 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9849 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9850 VAR_DECLs to have weak_import attribute.
9852 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9855 2004-01-03 Steven Bosscher <stevenb@suse.de>
9857 * passes.c (rest_of_compilation): Don't run regmove if only
9858 flag_expensive_optimizations, require flag_regmove instead.
9860 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9862 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9864 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9865 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9866 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9867 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9869 2005-01-03 Richard Henderson <rth@redhat.com>
9871 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9872 (ia64_const_ok_for_letter_p): New.
9873 (ia64_const_double_ok_for_letter_p): New.
9874 (ia64_extra_constraint): New.
9875 (ia64_expand_vecint_compare): New.
9876 (ia64_expand_vcondu_v2si): New.
9877 (ia64_expand_vecint_cmov): New.
9878 (ia64_expand_vecint_minmax): New.
9879 (ia64_print_operand): Add 'v'.
9880 (ia64_preferred_reload_class): New.
9881 (ia64_vector_mode_supported_p): New.
9882 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9883 (PREFERRED_RELOAD_CLASS): Move to function.
9884 (CONST_OK_FOR_LETTER_P): Move to function.
9885 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9886 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9887 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9888 (EXTRA_CONSTRAINT): Move to function.
9889 * config/ia64/ia64.md: Include vect.md.
9890 (itanium_class): Add mmalua.
9892 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9894 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9895 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9897 (const_int_2bit_operand): New.
9898 (fr_reg_or_0_operand): New.
9899 * config/ia64/ia64-modes.def: Add vector modes.
9900 * config/ia64/ia64-protos.h: Update.
9901 * config/ia64/vect.md: New file.
9903 2005-01-03 Richard Henderson <rth@redhat.com>
9905 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9907 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9910 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9912 (log1pdf2): Change mode of operands[0,1] to DFmode.
9914 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9916 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9917 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9918 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9919 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9920 SPARC_RELAXED_ORDERING.
9922 2005-01-03 Richard Henderson <rth@redhat.com>
9923 Uros Bizjak <uros@kss-loka.si>
9926 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9927 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9928 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9930 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9931 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9932 const_pow2_1_to_128_operand): New predicates.
9934 2005-01-02 Greg McGary <greg@mcgary.org>
9936 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9938 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9939 object. [ptr_type]: Remove unused variable.
9940 Remember nearest addressable array-element or record-component
9941 when checking bitfield components. Tolerate empty BIND_EXPR.
9943 2005-01-01 Richard Henderson <rth@redhat.com>
9945 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9946 that don't narrow the value. Fail for other conversions.
9948 2005-01-01 Richard Henderson <rth@redhat.com>
9951 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9952 * c-lang.c (finish_file): Don't do it here.
9953 * objc/objc-act.c (objc_finish_file): Likewise.
9955 * cgraph.c (decl_assembler_name_equal): New.
9956 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9957 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9958 * cgraph.h (struct cgraph_varpool_node): Add next.
9959 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9960 * varasm.c (assemble_alias): Mark the target as needed.
9962 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9965 * function.c (get_arg_pointer_save_area): Use entry_of_function
9966 instead of get_insns.
9968 2005-01-01 Roger Sayle <roger@eyesopen.com>
9969 Andrew Pinski <pinskia@physics.uc.edu>
9970 James E. Wilson <wilson@specifixinc.com>
9972 PR rtl-optimization/12092
9973 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9976 2005-01-01 Roger Sayle <roger@eyesopen.com>
9977 Olivier Hainque <hainque@act-europe.fr>
9979 * tree.c (int_fits_type_p): A narrower type always fits in a
9980 wider one, except for negative values into unsigned types.
9982 2005-01-01 Roger Sayle <roger@eyesopen.com>
9984 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9985 with the original constant rather than require TREE_OVERFLOW.
9987 2005-01-01 Steven Bosscher <stevenb@suse.de>
9990 * c-decl.c (finish_function): If compiling C99, annotate the
9991 compiler generated return with the current file name and line 0.
9992 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9993 the source line is greater than 0.
9994 (remove_bb): Likewise.
9996 See ChangeLog.12 for earlier changes.