1 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
3 * config/m68k/m68k-protos.h: Add a prototype for
4 valid_dbcc_comparison_p_2.
5 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
6 extend_operator, const_uint32_operand, const_sint32_operand,
7 general_src_operand, nonimmediate_src_operand,
8 memory_src_operand, post_inc_operand, pre_dec_operand,
9 pcrel_address): Move to predicates to predicates.md.
10 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
11 * config/m68k/m68k.md: Include predicates.md.
12 * config/m68k/predicates.md: New.
14 2005-04-04 Roger Sayle <roger@eyesopen.com>
16 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
18 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
20 2005-04-04 Ian Lance Taylor <ian@airs.com>
22 * c-typeck.c (struct c_switch): Rename switch_stmt field to
24 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
25 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
26 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
27 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
28 * c-common.c (c_do_switch_warnings_1): New static function broken
29 out of c_do_switch_warnings.
30 (c_do_switch_warnings): Call c_do_switch_warnings_1.
31 (c_do_switch_expr_warnings): New function.
32 * c-common.h (c_do_switch_expr_warnings): Declare.
34 2005-04-04 David Edelsohn <edelsohn@gnu.org>
35 Daniel Jacobowitz <dan@codesourcery.com>
37 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
39 * rtlanal.c (may_trap_p): Same.
41 2005-04-04 Dale Johannesen <dalej@apple.com>
43 * ChangeLog: remove reference to ChangeLog.12.
45 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
48 * config/cris/cris.md: Change all 0 in unspec 0 to
50 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
51 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
53 ("return"): Change to define_expand. Call cris_expand_return for
55 ("*return_expanded"): New pattern.
56 ("epilogue"): New define_expand.
57 * config/cris/cris.h (PREDICATE_CODES): Add
58 cris_load_multiple_op.
59 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
61 (enum cris_retinsn_type): New.
62 (struct machine_function): New member return_type.
63 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
64 (cris_target_asm_function_epilogue): Remove, moving RTLified
66 (cris_expand_epilogue): New function.
67 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
68 (cris_gen_movem_load, cris_load_multiple_op)
69 (cris_return_address_on_stack_for_return, cris_expand_return): New
71 (cris_target_asm_function_prologue)
72 (cris_initial_frame_pointer_offset): Call
73 cris_reg_saved_in_regsave_area instead of complicated expression.
74 Call cris_return_address_on_stack instead of an expression.
75 (cris_print_operand) <case 'o', case 'O'>: New cases.
76 (cris_return_address_on_stack): Change return-type to bool.
77 (cris_simple_epilogue): Ditto. Return false if registers are
79 * config/cris/cris-protos.h (cris_simple_epilogue)
80 (cris_return_address_on_stack): Adjust prototype return type.
81 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
82 (cris_return_address_on_stack_for_return): New prototypes.
84 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
86 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
89 * config/frv/frv-protos.h: Add a prototype to
90 frv_legitimate_memory_operand and frv_const_unspec_p.
91 (frv_unspec): Move from frv.c.
92 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
93 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
94 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
95 gpr_or_fpr_operand, gpr_or_int12_operand,
96 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
97 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
98 int6_operand, int5_operand, uint5_operand, uint4_operand,
99 uint1_operand, int_2word_operand, uint16_operand,
100 upper_int16_operand, integer_register_operand,
101 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
102 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
103 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
104 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
105 move_destination_operand, movcc_fp_destination_operand,
106 frv_function_symbol_referenced_p, move_source_operand,
107 condexec_dest_operand, condexec_source_operand,
108 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
109 const_unspec_operand, gpr_or_memory_operand,
110 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
111 icc_operand, fcc_operand, cc_operand, icr_operand,
112 fcr_operand, cr_operand, call_operand, sibcall_operand,
113 symbolic_operand, relational_operator,
114 integer_relational_operator, float_relational_operator,
115 ccr_eqne_operator, minmax_operator,
116 condexec_si_binary_operator, condexec_si_media_operator,
117 condexec_si_divide_operator, condexec_si_unary_operator,
118 condexec_sf_conv_operator, condexec_sf_add_operator,
119 condexec_memory_operand, intop_compare_operator, acc_operand,
120 even_acc_operand, quad_acc_operand, accg_operand: Move to
122 * config/frv/frv.h (PREDICATE_CODES): Remove.
123 * config/frv/frv.md: Include predicates.md.
124 * config/frv/predicates.md: New.
126 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
129 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
130 * tree-ssa-loop-ivopts.c: Include langhooks.h.
131 (add_standard_iv_candidates_for_size): New function, extracting code
132 from add_standard_iv_candidates and parameterizing it by type size.
133 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
135 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
137 * system.h (GCOV_SIZE_TYPE): Unposion.
138 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
139 (GCOV_TYPE_SIZE): ...this new macro.
140 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
141 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
142 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
143 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
144 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
145 instead of unsigned_intSI_type_node.
146 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
147 (rtl_gen_one_value_profiler_no_edge_manipulation)
148 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
149 * value-prof.c: Include coverage.h.
151 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
152 Diego Novillo <dnovillo@redhat.com>
154 Fix PR tree-optimization/20703
155 Fix PR tree-optimization/20725
157 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
158 (create_expression_by_pieces): Ditto.
159 (valid_in_set): Ditto. Also handle tcc_declaration.
160 (find_or_generate_expression): Handle comparison class.
161 (insert_into_preds_of_block): Ditto.
163 (create_value_expr_from): Handle comparison class, recursively
164 handle reference nodes.
165 (compute_avail): Handle comparison classes, rewrite a little cleaner.
166 (execute_pre): Fix spacing.
167 (do_fre): Renamed to execute_fre.
169 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
171 * doc/invoke.texi (SPARC options): Document that
172 -mlittle-endian is not supported on Linux either.
174 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
178 * config.gcc (Obsolete configurations): Remove
179 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
180 (sparclite-*-coff*): Delete.
181 (sparclite-*-elf*): Likewise.
182 (sparc86x-*-elf*): Likewise.
183 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
184 * config/sparc/lite.h: Delete.
185 * config/sparc/litecoff.h: Likewise.
186 * config/sparc/liteelf.h: Likewise.
187 * config/sparc/sp86x-elf.h: Likewise.
188 * config/sparc/t-sparclite: Likewise.
189 * config/sparc/t-sp86x: Likewise.
191 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
193 * config/s390/s390-protos.h: (s390_comparison,
194 s390_alc_comparison, s390_slb_comparison, const0_operand,
195 consttable_operand, larl_operand, s_operand,
196 shift_count_operand, bras_sym_operand, load_multiple_operation,
197 store_multiple_operation, s390_plus_operand): Remove prototypes.
198 (s390_legitimate_address_without_index_p): New prototype.
199 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
201 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
202 const0_operand, consttable_operand, larl_operand, s_operand,
203 shift_count_operand, bras_sym_operand, load_multiple_operation,
204 store_multiple_operation, s390_plus_operand): Move to
206 (check_mode): Remove.
207 (s390_branch_condition_mask): Remove 'static'. Move prototype to
209 (s390_legitimate_address_without_index_p): New.
210 * config/s390/s390.h (PREDICATE_CODES): Remove.
211 * config/s390/s390.md: Include predicates.md.
212 * config/s390/predicates.md: New.
214 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
217 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
218 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
219 (NEED_INDICATE_EXEC_STACK): Define to 1.
220 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
221 (NEED_INDICATE_EXEC_STACK): Define to 1.
222 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
223 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
224 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
225 (pic_helper_emitted_p): New global.
226 (emit_pic_helper): New function extracted from...
227 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
228 Do not call emit_pic_helper if delay_pic_helper is true.
229 (sparc_expand_prologue): Pass 'false' to load_pic_register.
230 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
231 (sparc_file_end): New function.
233 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
235 * config/mcore/mcore-protos.h: Remove the prototypes for
236 mcore_arith_reg_operand, mcore_general_movsrc_operand,
237 mcore_general_movdst_operand, mcore_reload_operand,
238 mcore_arith_J_operand, mcore_arith_K_operand,
239 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
240 mcore_arith_K_S_operand, mcore_arith_imm_operand,
241 mcore_arith_any_imm_operand, mcore_arith_O_operand,
242 mcore_literal_K_operand, mcore_addsub_operand,
243 mcore_compare_operand, mcore_load_multiple_operation,
244 mcore_store_multiple_operation, mcore_call_address_operand.
245 Add a prototype for const_ok_for_mcore.
246 * config/mcore/mcore.c (mcore_call_address_operand,
247 mcore_general_movsrc_operand, mcore_general_movdst_operand,
248 mcore_arith_reg_operand, mcore_reload_operand,
249 mcore_arith_J_operand, mcore_arith_K_operand,
250 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
251 mcore_arith_M_operand, mcore_arith_imm_operand,
252 mcore_arith_any_imm_operand, mcore_arith_O_operand,
253 mcore_literal_K_operand, mcore_addsub_operand,
254 mcore_compare_operand, mcore_load_multiple_operation,
255 mcore_store_multiple_operation): Move to predicates.md.
256 (const_ok_for_mcore): Export.
257 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
258 * config/mcore/mcore.md: Include predicates.md.
259 * config/mcore/predicates.md: New.
261 * config/mcore/predicates.md: Fix a comment typo.
263 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
264 Adrian Straetling <straetling@de.ibm.com>
266 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
267 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
268 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
270 ("imul"): Removed from "type" attribute.
271 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
272 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
273 Changed type to imulsi.
274 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
276 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
278 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
279 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
280 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
281 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
282 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
283 (TARGET_SWITCHES, mcore_stack_increment_string)
284 (TARGET_OPTIONS): Delete.
285 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
286 than *_BIT constants.
287 (TARGET_8ALIGN): #undef old definition before redefining to 1.
288 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
289 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
290 (mcore_override_options): Delete mcore_stack_increment code.
291 Change use of M340_BIT to MASK_M340.
292 * config/mcore/mcore.opt: New file.
294 2005-04-04 Ian Lance Taylor <ian@airs.com>
296 * config/arm/arm.c (replace_symbols_in_block): Remove static
299 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
301 * config/fr30/fr30-protos.h: Remove the prototypes for
302 stack_add_operand, add_immediate_operand,
303 high_register_operand, low_register_operand, call_operand,
304 di_operand, and nonimmediate_di_operand.
305 * config/fr30/fr30.c (stack_add_operand,
306 add_immediate_operand, high_register_operand,
307 low_register_operand, call_operand, di_operand,
308 nonimmediate_di_operand): Move to predicates.md.
309 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
310 * config/fr30/fr30.md: Include predicates.md.
311 * config/fr30/predicates.md: New.
313 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
314 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
315 mcore_call_address_operand.
317 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
318 general_movsrc_operand.
320 2005-04-04 Alan Modra <amodra@bigpond.net.au>
322 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
325 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
328 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
331 2005-04-04 Richard Henderson <rth@redhat.com>
332 Jakub Jelinek <jakub@redhat.com>
334 PR rtl-optimization/16104
335 * fold-const.c (fold_unary): Fix folding of vector conversions.
337 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
339 * config.gcc (xstormy16-*-elf): Set extra_options.
340 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
341 * config/stormy16/stormy16.opt: New file.
343 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
345 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
346 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
347 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
348 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
349 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
350 (TARGET_UNIX_ASM): Delete.
351 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
352 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
353 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
354 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
355 * config/pdp11/pdp11.opt: New file.
357 2005-04-03 Roger Sayle <roger@eyesopen.com>
358 Alexandre Oliva <aoliva@redhat.com>
361 * fold-const.c (non_lvalue): Split tests into...
362 (maybe_lvalue_p): New function.
363 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
364 C++ front-end prior to lowering into gimple form.
366 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
368 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
369 BUILT_IN_STRNCASECMP): New.
370 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
373 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
376 * arm.md (addsi3_compare0_for_combiner): Delete.
377 (addsi3_compare0_scratch_for_combiner): Delete.
378 (cmpsi_neg_shiftsi): Delete.
379 (compare_negsi_si): New pattern.
380 (cmpsi_negshiftsi_si): New pattern.
381 (negated_cbranchsi4): Restrict to equality_operator.
383 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
386 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
388 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
391 * doc/install.texi: Fix a typo.
393 2005-04-03 Steven Bosscher <stevenb@suse.de>
396 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
397 a computed goto if the edge to the computed goto block has
398 incoming abnormal edges. Clarify how the function works.
400 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
402 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
403 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
404 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
405 hash_scan_set, reg_set_between_after_reload_p,
406 reg_used_between_after_reload_p, get_avail_load_store_reg,
407 eliminate_partially_redundant_load): Likewise.
408 * postreload.c (reload_cse_simplify_set,
409 reload_combine_note_use): Likewise.
410 * predict.c (predict_insn, expected_value_to_br_prob,
411 propagate_freq, expensive_function_p): Likewise.
412 * print-rtl.c (print_rtx): Likewise.
413 * profile.c (instrument_edges, instrument_values,
414 compute_branch_probabilities, branch_prob, union_groups,
415 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
416 * protoize.c (in_system_include_dir, file_could_be_converted,
417 file_normally_convertible, gen_aux_info_file, seek_to_line,
418 do_cleaning): Likewise.
419 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
420 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
421 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
423 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
425 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
426 * modulo-sched.c (undo_replace_buff_elem): New structure.
427 (kernel_number_of_cycles, ps_unschedule_node,
428 undo_generate_reg_moves,free_undo_replace_buff,
429 undo_permute_partial_schedule, loop_single_full_bb_p,
430 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
431 build_loops_structure, get_sched_window): New.
432 (generate_reg_moves): Return undo_replace_buff_elem and other
434 (generate_prolog_epilog): Remove old loop versioning.
435 (sms_schedule): Use loop information and loop_version.
436 (sms_schedule_by_order): Split part of it to get_sched_window.
437 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
438 cfg_layout_finalize and free_dominance_info before/after SMS.
440 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
442 * cfghooks.c (lv_flush_pending_stmts,
443 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
444 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
445 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
446 lv_add_condition_to_bb,
447 lv_adjust_loop_header_phi, extract_cond_bb_edges,
448 flush_pending_stmts): New in cfg_hooks structure.
449 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
450 extract_cond_bb_edges, lv_adjust_loop_header_phi,
451 lv_add_condition_to_bb): New declarations.
452 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
454 (loop_version): Declare.
455 * cfgloopmanip.c (cfghooks.h): Include.
456 (duplicate_loop_to_header_edge): Change return type to bool.
457 (loop_version, lv_adjust_loop_entry_edge): Move here.
458 * cfgrtl.c (cfgloop.h): Include.
459 (rtl_verify_flow_info_1): Fix.
460 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
461 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
463 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
464 tree_lv_add_condition_to_bb): New.
465 (tree_cfg_hooks): Add new hooks to initialization.
466 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
467 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
469 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
471 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
472 xstormy16_below100_or_register,
473 xstormy16_splittable_below100_or_register, and
474 nonimmediate_nonstack_operand.
476 * config/stormy16/stormy16-protos.h: Remove the prototypes for
477 xstormy16_ineqsi_operator, equality_operator,
478 inequality_operator, shift_operator,
479 xstormy16_below100_operand, xstormy16_below100_or_register,
480 xstormy16_splittable_below100_or_register,
481 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
482 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
483 equality_operator, inequality_operator,
484 xstormy16_below100_operand, xstormy16_below100_or_register,
485 xstormy16_splittable_below100_or_register,
486 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
487 nonimmediate_nonstack_operand, shift_operator): Move to
489 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
490 * config/stormy16/stormy16.md: Include predicates.md.
491 * config/stormy16/predicates.md: New.
493 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
495 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
496 small_int, large_int, reg_or_0_operand, simple_memory_operand,
497 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
498 move_operand, power_of_2_operand): Move to predicates.md.
499 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
500 PREDICATE_CODE): Remove.
501 * config/iq2000/iq2000.md: Include predicates.md.
502 * config/iq2000/predicates.md: New.
504 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
506 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
507 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
508 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
509 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
510 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
511 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
512 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
513 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
514 (TARGET_M68HC11): Delete.
515 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
516 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
517 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
518 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
519 (nb_soft_regs): Delete.
520 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
521 (m68hc11_override_options): Remove the code that caters for MASK_M6811
522 and MASK_M6812 being set simultaneously. Change the code that sets
523 the default m68hc11_soft_reg_count to use integers instead of strings.
524 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
525 m68hc11_soft_reg_count (which now has an int type) as the number
527 * config/m68hc11/m68hc11.opt: New file.
529 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
531 * config/fr30/fr30.h (PREDICATE_CODES): Remove
532 fp_displacement_operand, sp_displacement_operand.
534 * config/m68hc11/m68hc11-protos.h: Add a prototype for
536 Remove the prototypes for tst_operand, cmp_operand,
537 stack_register_operand, d_register_operand,
538 hard_addr_reg_operand, splitable_operand,
539 m68hc11_logical_operator, m68hc11_arith_operator,
540 m68hc11_non_shift_operator, m68hc11_shift_operator,
541 m68hc11_unary_operator, m68hc11_eq_compare_operator,
542 non_push_operand, hard_reg_operand, and
543 reg_or_some_mem_operand.
544 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
546 (tst_operand, cmp_operand, non_push_operand,
547 splitable_operand, reg_or_some_mem_operand,
548 stack_register_operand, d_register_operand,
549 hard_addr_reg_operand, hard_reg_operand,
550 m68hc11_eq_compare_operator, m68hc11_logical_operator,
551 m68hc11_arith_operator, m68hc11_non_shift_operator,
552 m68hc11_shift_operator, m68hc11_unary_operator): Move to
554 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
555 * config/m68hc11/m68hc11.md: Include predicates.md.
556 * config/m68hc11/predicates.md: New.
558 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
561 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
562 change checked in along with 2005-03-03's patch for debug/20253.
563 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
564 (remap_decl): Insert type decl in map earlier.
566 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
568 PR tree-optimization/20640
569 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
570 post-dominator if it has phi nodes.
571 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
572 before dead statements.
574 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
577 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
579 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
581 PR rtl-optimization/20290
582 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
583 in every iteration if the entry point is the exit test.
585 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
587 * config/cris/cris.md (attribute "length"): Define.
589 2005-04-02 Geoffrey Keating <geoffk@apple.com>
591 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
592 (word_offset_memref_operand): New.
593 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
594 (indexed_or_indirect_operand): Delete.
595 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
596 (indexed_or_indirect_operand): Delete.
598 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
601 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
604 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
605 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
607 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
609 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
611 2005-04-01 Ian Lance Taylor <ian@airs.com>
613 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
614 (rus, prus): Remove static variables.
615 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
616 (process_command): Permit report_times and use_pipes together.
618 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
620 * c-decl.c (validate_proto_after_old_defn): Look at
621 TYPE_MAIN_VARIANT of argument types.
623 2005-04-01 Paul Brook <paul@codesourcery.com>
625 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
626 (arm_output_function_epilogue): Allow call_via_SP.
627 (thumb_call_via_reg, arm_file_end): Ditto.
628 * config/arm/arm.h (struct machine_function): Include space for SP.
629 (thumb_call_via_label): Update declaration.
631 2005-04-01 Ian Lance Taylor <ian@airs.com>
633 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
634 doing a peephole optimization, once again put any notes in the
637 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
639 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
641 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
643 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
644 (block_alloc, find_free_reg): Likewise.
645 * loop-doloop.c (doloop_modify): Likewise.
646 * loop-invariant.c (record_use): Likewise.
647 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
648 get_iv_value, canon_condition, eliminate_implied_condition,
649 eliminate_implied_condition, simplify_using_initial_values,
650 shorten_into_mode, canonicalize_iv_subregs,
651 iv_number_of_iterations): Likewise.
652 * loop-unroll.c (expand_var_during_unrolling): Likewise.
653 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
654 unswitch_loop): Likewise.
655 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
656 move_movables, replace_call_address, find_and_verify_loops,
657 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
658 record_giv, final_giv_value, general_induction_var,
659 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
660 loop_giv_dump): Likewise.
662 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
663 GCOV_CHECK_WRITING): Remove.
664 (gcov_position, gcov_rewrite): Use gcc_assert.
665 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
666 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
667 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
670 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
672 * tree-inline.c: Fix a typo.
674 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
676 * configure.ac (enable-checking): Explicitly set all variables for
677 collective switch values. Alphabetize variables. Rename
678 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
680 * doc/install.texi (enable-checking): Update documentation.
681 * configure: Rebuilt.
683 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
685 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
688 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
690 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
691 Also reject cases where this pattern will cause load delay stalls
692 unless optimizing for size and it will produce a shorter sequence.
693 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
694 variants to avoid pre-adjusting the base when possible.
696 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
698 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
699 the frame and argument pointers.
700 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
701 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
702 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
703 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
704 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
705 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
707 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
709 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
710 with entry for selectany attribute.
711 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
713 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
714 (i386_pe_asm_named_section): Handle sections generated by
716 * doc/extend.texi (selectany): Document attribute.
718 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
719 Jan Hubicka <jh@suse.cz>
721 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
722 to fix addresses involving EBP and ESP.
723 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
724 for SUBREGed registers.
725 (legitimate_address_p): Accept SUBREGed registers.
727 2005-04-01 Jakub Jelinek <jakub@redhat.com>
730 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
731 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
734 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
736 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
738 2005-04-01 James E Wilson <wilson@specifixinc.com>
741 * dwarf2out.c (rtl_for_decl_init): New function.
742 (rtl_for_decl_location): Extracted from here.
743 (tree_add_const_value_attribute): Call rtl_for_decl_init and
744 add_const_value_attribute. Delete initializer_constant_valid_p call.
746 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
748 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
749 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
750 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
751 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
752 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
753 config/i386/i386.md, config/rs6000/predicates.md,
754 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
755 config/s390/s390.c, config/stormy16/stormy16.c,
756 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
759 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
762 * gimplify.c (gimplify_expr): Create a temporary for lvalue
763 COND_EXPR and CALL_EXPR.
765 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
768 * genautomata.c (first_cycle_unit_presence): Check all alternative
769 states for unit presence.
771 * doc/md.texi: Remove remark about impossibility to query unit
772 presence in non nondeterministic automaton state.
774 * config/ia64/ia64.c (get_template): Change order of unit querying.
776 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
778 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
781 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
783 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
784 flag for edges outside any loops.
786 2005-03-31 Janis Johnson <janis187@us.ibm.com>
788 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
790 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
792 * tree-ssa-alias.c: Follow spelling conventions.
793 * doc/tree-ssa.texi: Fix a typo.
795 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
797 * postreload-gcse.c: Include target.h.
798 (gcse_after_reload_main): Return early if we cannot modify jumps.
799 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
801 2005-03-31 David Edelsohn <edelsohn@gnu.org>
803 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
804 expensive operations.
806 2005-03-31 Ian Lance Taylor <ian@airs.com>
808 * collect2.c (lderrout): New variable.
809 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
810 if it is set, to stderr.
811 (handler): Unlink lderrout if it is set.
812 (dump_file): Add "to" parameter. Change all callers.
813 (main): Initialize lderrout.
814 (collect_execute): Add errname parameter. Change all callers.
815 Rename redir parameter to outname. Never pass
816 PEX_STDERR_TO_STDOUT to pex_run.
817 * collect2.h (collect_execute, dump_file): Update declarations.
818 * tlink.c (tlink_execute): Add errname parameter. Change all
820 (do_tlink): Check lderrout as well as ldout.
822 2005-03-31 Caroline Tice <ctice@apple.com>
824 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
825 (bb-reorder.o): Add errors.h to list of requirements.
826 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
827 profiledbootstrap flags.
828 * bb-reorder.c (errors.h): Add new include.
829 (struct bbro_basic_block_data_def): Add new field, in_trace.
830 (add_unlikely_executed_notes): Remove function.
831 (mark_bb_for_unlikely_executed_section): Remove function.
832 (insert_section_boundary_note): New function.
833 (verify_hot_cold_block_grouping): New function.
834 (push_to_next_round_p): Remove variables and tests that push all
835 cold blocks to last round.
836 (find_traces): Remove code that added extra round of trace finding
837 when doing partitioning.
838 (find_traces_1_round) : Remove variable last_round; add code to
839 update new struct field, in_trace; correct trace_length where it was
840 incorrect before (after call to copy_bb); change code that pushed all
841 cold blocks to last round. Instead verify that all blocks going into
842 a trace belong in the same partition.
843 (connect_traces): Modify to connect the traces in two passes, if the
844 function contains both hot and cold blocks. The first pass connects
845 all the traces for blocks in the partition that the first block in
846 the function belongs to; the second pass connnects all the traces
847 containing blocks that belong in the other partition.
848 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
849 code that automatically put the first block in a function into the
850 hot partition if the function had any hot blocks.
851 (fix_crossing_unconditional_branches): Check number of succ edges
852 before attempting to get one.
853 (fix_edges_for_rarely_executed_code): Update comment describing
855 (reorder_basic_blocks): Add code to initialize new field (in_trace);
856 remove call to add_unlikely_executed_notes; add call to
857 verify_hot_cold_block_grouping.
858 (duplicate_computed_gotos): Don't change computed goto if it's a
860 (partition_hot_cold_basic_blocks): Update function comment.
861 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
863 (try_forward_edges): Likewise.
864 (merge_blocks_move_predecessor_nojumps): Likewise.
865 (merge_blocks_move_successor_nojumps): Likewise.
866 (merge_blocks_move): Likewise.
867 (try_crossjump_bb): Likewise.
868 * cfglayout.c (update_unlikely_executed_notes): Remove function.
869 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
870 notes to cold bb's; remove call to update_unlikely_executed_notes.
871 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
872 NOTE_INSN_SWITCH_TEXT_SECTIONS.
873 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
874 function declaration.
875 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
877 (rtl_can_merge_blocks): Remove redundancy from condition.
878 (try_redirect_by_replacing_jump): Likewise.
879 (force_nonfallthru_and_redirect): Remove code for adding
880 UNLIKELY_EXECUTED_CODE notes to cold bb's.
881 (commit_one_edge_insertion): Likewise.
882 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
883 * dbxout.c (FORCE_TEXT): Replace function_section with
884 current_function_section.
885 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
886 function, switch_text_section.
887 (struct xcoff_debug): Likewise.
888 (dbxout_function_end): Add code to put out label diffs for both
889 hot and cold sections.
890 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
891 for new debug_hooks funciton, switch_text_section..
892 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
894 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
895 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
896 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
897 dw_fde_switched_sections.
898 (output_call_frame_info): Add test to see if function switches text
899 sections in the middle; if so, use appropriate extra hot and cold
900 section labels to compute size deltas for the hot and cold sections.
901 (dwarf2out_begin_prologue): Add code to initialize new fields in
903 (dwarf2out_switch_text_section): New function (invoked through
904 debug_hook); updates new fields in dw_fde_struct appropriately and
905 increments separate_line_info_table_in_use.
906 (dwarf2_debug_hooks): Initialize switch_text_section function to be
907 dwarf2out_switch_text_section.
908 (struct var_loc_node): Add new field, section_label.
909 (output_aranges): Add code to check whether in hot or cold section and
910 use the appropriate label in calculating deltas.
911 (output_ranges): Likewise.
912 (output_line_info): Add code to check which section we're in and
913 use appropriate hot/cold label.
914 (add_location_or_constant_value_attribute): Likewise.
915 (gen_subprogam_die): Modify arange attributes to use correct labels.
916 (dwarf2out_begin_block): Change call to function_section into call to
917 current_function_section.
918 (dwarf2out_end_block): Likewise.
919 (dwarf2out_source_line): Likewise.
920 (dwarf2out_var_location): Add code to check whether in hot or cold
921 section and use the appropriate label.
922 * except.c (output_function_exception_table): Change call to
923 function_section into call to current_function_section.
924 * final.c (profile_function): Likewise.
925 (scan_ahead_for_unlikely_executed_note): Remove function.
926 (final_scan_insn): Remove calls to
927 scan_ahead_for_unlikely_executed_note, and related code for switching
928 to cold section, except for the single time
929 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
930 debug_hooks->switch_text_sections; replace appropriate calls to
931 function_section with calls to current_function_section.
932 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
933 test_bb to condition.
934 (find_if_case_2): Likewise.
935 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
936 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
937 * opts.c (decode_options): Change warning about hot/cold partitioning
938 with exceptionss to inform (so as not to cause bootstrap failures);
939 remove warning about partitioning with DWARF debug info.
940 * output.h (current_function_section): Add new function decl.
941 (insert_section_boundary_note): Likewise.
942 (enum in_section): Move this declaration here from varasm.c.
943 (unlikely_section_label): Likewise.
944 (unlikely_text_section_name): Likewise.
945 (last_text_section_name): New global variable.
946 (last_text_section): Likewise.
947 (hot_section_label): Likewise.
948 (hot_section_end_label): Likewise.
949 (cold_section_end_label): Likewise.
950 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
951 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
952 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
953 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
954 insn from consideration.
955 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
957 * varasm.c (basic-block.h): Add new include.
958 (unlikely_section_label_printed): Remove global variable.
959 (unlikely_section_label): Make global variable not be static any more.
960 (unlikely_text_section_name): Likewise.
961 (hot_section_end_label): New global variable (not static)
962 (first_function_block_is_cold): Likewise.
963 (hot_section_label): Likewise.
964 (cold_section_end_label): Likewise..
965 (last_text_section): New global variable, not static.
966 (last_text_section_name): New global variable, not static.
967 (initialize_cold_section_name): New function.
968 (enum in_section): Move declaration to output.h.
969 (text_section): Update last_text_section.
970 (unlikely_text_section): Replace code to determine cold section name
971 with call to initialize_cold_section_name; Add code to update
972 last_text_section; remove code for printing out label.
973 (named_section_real): Add code to update last_text_section and
974 last_text_section_name as appropriate.
975 (function_section): Change test for 'unlikely' to depend on
976 first_function_block_is_cold (moved old test to
977 current_function_section).
978 (current_function_section): New function.
979 (assemble_start_function): Move code that frees
980 unlikely_text_section_name; initialize hot_section_end_label;
981 print hot and cold section labels at the start of the function;
982 set first_function_block_is_cold, if appropriate; initialize l
983 ast_text_section; add call to insert_section_boundary_note.
984 (assemble_end_function): Add code to write out hot and cold section
986 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
988 * config/darwin.c (machopic_select_section): Replace incorrect
989 function in base_funs; update reloc for cold sections if necessary.
990 * config/darwin.h (SECTION_FUNCTION): Add code to update
991 last_text_section if appropriate.
992 (text_unlikely_section): Remove.
993 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
994 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
995 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
996 partitioning for this architecture.
998 2005-03-31 Olivier Hainque <hainque@adacore.com>
1000 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1001 defined and non-zero.
1003 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1006 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1009 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1012 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1013 label operand. Remove (use (unspec..)). Don't emit a label on
1015 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1016 generate inline label for load_toc_v4_PIC_1b.
1017 (rs6000_emit_load_toc_table): Likewise.
1019 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1021 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1022 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1024 2005-03-29 Devang Patel <dpatel@apple.com>
1026 * tree-sra.c (decide_block_copy): Disable scalarization of
1029 2005-03-30 Stuart Hastings <stuart@apple.com>
1030 Dale Johannesen <dalej@apple.com>
1032 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1033 * print-tree.c (print_node): Add case STATEMENT_LIST.
1035 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1037 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1038 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1039 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1040 is given with "powerpc64*" or "all", or when --with-cpu chooses
1043 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1046 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1047 gen_lexical_block_die.
1048 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1050 2005-03-31 Jan Hubicka <jh@suse.cz>
1052 2004-11-02 Jan Hubicka <jh@suse.cz>
1054 * cgraph.c (cgraph_varpool_node_name): New function.
1055 (dump_cgraph_varpool_node): New function.
1056 (dump_varpool): New function.
1057 * cgraphunit.c (cgraph_optimize): Dump varpool.
1059 2004-10-16 Jan Hubicka <jh@suse.cz>
1061 * cgraph.c (decide_is_variable_needed): New function.
1062 (cgraph_varpool_finalize_decl): Use it.
1063 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1065 * final.c (output_addr_const): Do not call mark_referenced.
1066 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1067 always go via cgraph.
1068 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1069 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1070 * tree-optimize.c (execute_inline): Mark functions called.
1071 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1073 2004-10-11 Jan Hubicka <jh@suse.cz>
1075 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1076 (cgraph_varpool_last_needed_node): New static variable.
1077 (enqueue_needed_varpool_node): Break out from ...; add items to the
1078 end of queue; update first pointers.
1079 (cgraph_varpool_mark_needed_node): ... here.
1080 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1081 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1082 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1083 (cgraph_varpool_first_unanalyzed_node): Declare.
1084 * cgraphunit.c: Include output.h.
1085 (cgraph_varpool_analyze_pending_decls): New function.
1086 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1087 for errors, analyze pending decls.
1088 (cgraph_finalize_compilation_unit): Only analyze decls.
1089 (cgraph_optimize): Assemble the decls after expanding.
1091 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1093 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1094 subvars get marked properly in tags for grouping.
1095 (add_pointed_to_var): Mark only actual pointed to
1096 variables/subvars in addresses needed.
1097 (create_overlap_variables_for): Clear call clobbered on original
1099 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1100 addresable vars with subvars into list.
1101 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1104 2005-03-30 Richard Henderson <rth@redhat.com>
1106 * cgraph.h (struct cgraph_node): Add alias.
1107 * varasm.c (assemble_alias): Set it.
1108 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1109 avoid calling cgraph_expand_function.
1111 2005-03-30 Tom Tromey <tromey@redhat.com>
1113 * tree.def (FILE_TYPE): Removed.
1114 * typeclass.h (enum type_class): Removed file_type_class.
1115 * dwarf2out.c (is_base_type): Updated.
1116 (gen_type_die): Likewise.
1117 * dbxout.c (dbxout_type): Updated.
1118 * builtins.c (type_to_class): Updated.
1119 * tree.c (type_contains_placeholder_1): Updated.
1120 * config/sparc/sparc.c (sparc_type_code): Updated.
1121 * config/ia64/ia64.c (hfa_element_mode): Updated.
1122 * expr.c (count_type_elements): Updated.
1123 * stor-layout.c (layout_type): Updated.
1124 * tree-inline.c (remap_type): Updated.
1125 * tree-pretty-print.c (dump_generic_node): Updated.
1127 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1129 * builtins.c (expand_builtin_powi): Fix mode of
1130 2nd argument to match int.
1131 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1132 2nd argument type to int.
1133 * libgcc2.c: Change prototype of __powi* functions to use
1136 2005-03-30 Dale Johannesen <dalej@apple.com>
1139 * calls.c (expand_call): Flush pending deferrals before
1142 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1146 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1147 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1148 c_label_context, label_context_stack): New.
1149 * c-decl.c (define_label): Check for jumps into statement
1150 expressions. Add label to list of defined labels.
1151 (start_function): Push context on label_context_stack.
1152 (finish_function): Pop context from label_context_stack.
1153 * c-typeck.c (label_context_stack): New.
1154 (c_finish_goto_label): Check for jumps into statement
1155 expressions. Add label to list of jumped to labels.
1156 (struct c_switch): Add blocked_stmt_expr.
1157 (c_start_case): Initialize it.
1158 (do_case): Check it.
1159 (c_finish_case): Verify !blocked_stmt_expr.
1160 (c_begin_stmt_expr): Push context on label_context_stack.
1161 Increment blocked_stmt_expr. Mark labels jumped to from outside
1163 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1164 defined in the statement expression and no longer jumpable to.
1165 Mark labels jumped to from just outside the statement expression
1166 as again definable. Pop context from label_context_stack.
1167 * doc/extend.texi (Statement Exprs): Update.
1169 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1172 * c-decl.c (start_function): Check for old_decl being
1175 2005-03-30 Ian Lance Taylor <ian@airs.com>
1177 * final.c (final): Remove prescan parameter. Change all callers.
1178 (final_scan_insn): Remove prescan parameter. Change all callers.
1180 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1182 * tree-vectorizer.c: Fix comment typos.
1184 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1186 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1187 as soon as a chrec_dont_know is detected.
1189 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1191 Merge from csl-arm-branch.
1192 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1194 * tlink.c (recompile_files): Do not assume that "rename" can
1195 overwrite an existing file.
1197 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1199 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1200 * gcc/configure: Regenerate.
1202 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1204 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1206 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1208 * calls.c (struct arg_data): Update "partial" comment.
1209 (load_register_parameters): Update "nregs" comment.
1211 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1213 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1214 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1215 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1216 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1217 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1218 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1219 than target_flags & 0.
1220 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1221 (iq2000_arch, iq2000_parse_cpu): Delete.
1222 (TARGET_HANDLE_OPTION): Override default.
1223 (iq2000_handle_option): New function.
1224 (override_options): Remove -march= and -mcpu= handling.
1225 * config/iq2000/iq2000.opt: New file.
1227 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1229 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1230 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1231 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1232 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1233 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1234 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1235 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1236 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1237 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1238 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1239 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1240 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1241 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1242 (TARGET_OPTIONS): Delete.
1243 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1244 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1245 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1246 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1247 (c4x_cpu_version_string): Delete.
1248 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1249 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1250 equivalent -mcpu= option.
1251 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1252 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1253 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1254 or clearing the appropriate MASK_* bit.
1255 (c4x_file_start): Use c4x_cpu_version.
1256 * config/c4x/c4x.opt: New file.
1258 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1260 * doc/options.texi: Document the new MaskExists flag.
1261 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1262 if the option has the MaskExists flag.
1264 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1266 * opt-functions.awk (flag_set_p, test_flag): New functions.
1267 (switch_flags): Use them.
1268 * opth-gen.awk: Use flag_set_p to check for flags.
1269 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1271 2005-03-30 Ian Lance Taylor <ian@airs.com>
1273 * config.host (i[34567]86-*-mingw32*): Don't set
1274 host_can_use_collect2 to no.
1276 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1279 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1280 Remove convert_memory_address call duplicating that in memory_address.
1282 2005-03-29 Richard Henderson <rth@redhat.com>
1285 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1286 (build_compound_literal): Likewise. Propagate decl type into the
1288 (finish_decl): Likewise. Use new return value from complete_array_type
1289 for zero sized arrays.
1290 (complete_array_type): Move ...
1291 * c-common.c (complete_array_type): ... here. Change first argument
1292 to pointer-to-type-node. Consistently use sizetype for the index
1293 except for zero sized arrays. Detect zero sized arrays for pedantic
1294 mode diagnostics. Create a new type node instead of modifying the
1296 * c-tree.h (complete_array_type): Move decl ...
1297 * c-common.h (complete_array_type): ... here.
1299 2005-03-29 Richard Henderson <rth@redhat.com>
1302 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1304 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1306 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1307 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1308 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1309 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1311 2005-03-29 Eric Christopher <echristo@redhat.com>
1313 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1314 truthvalue conversion removal.
1316 2005-03-29 Ian Lance Taylor <ian@airs.com>
1319 * collect2.c: Never include <vfork.h>.
1320 (VFORK_STRING, vfork): Don't define.
1321 (pid): Remove global variable.
1322 (handler): Call raise instead of kill (getpid(), ...).
1323 (collect_wait): Add pex parameter. Change all callers. Use
1324 pex_get_status rather than pwait.
1325 (do_wait): Add pex parameter. Change all callers.
1326 (collect_execute): Return struct pex_obj * rather than void. Use
1327 pex routines rather than pexecute.
1328 (fork_execute): Get pex_obj from collect_execute, and pass it to
1330 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1331 Only declare quit_handler if SIGQUIT is defined.
1332 (scan_libraries): Likewise.
1333 * collect2.h (collect_execute): Update declaration.
1334 (collect_wait): Update declaration.
1335 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1336 pass it to collect_wait.
1338 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1341 * c-parser.c (c_parser_compound_statement_nostart): Give error
1342 message for EOF instead of just setting parser->error.
1344 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1346 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1347 (slpeel_update_phi_nodes_for_guard1): New function.
1348 (slpeel_update_phi_nodes_for_guard2): New function.
1349 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1350 of slpeel_update_phi_nodes_for_guard.
1351 (vectorize_loops): Remove call to loop_closed_rewrite.
1352 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1355 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1357 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1358 (TARGET_LITTLE_ENDIAN): New macro.
1359 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1360 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1361 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1362 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1363 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1364 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1365 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1366 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1367 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1368 (TARGET_OPTIONS): Delete.
1369 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1370 (CACHE_FLUSH_TRAP): Turn into an integer.
1371 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1372 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1373 -mflush-trap is in use.
1374 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1375 (m32r_cache_flush_trap_string): Delete.
1376 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1377 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1378 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1379 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1380 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1381 -mmodel= and -msdata= handling from...
1382 (m32r_init): ...here.
1383 * config/m32r/m32r.opt: New file.
1385 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1387 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1388 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1389 * tree-vect-analyze.c (vect_object_analysis): additional parm
1390 pass back a "struct ptr_info_def *" with the points-to info.
1391 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1392 statement using info returned from vect_object_analysis.
1393 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1394 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1395 for virtual uses and defs when creating a replacement vector
1396 reference. Call duplicate_ssa_name_ptr_info to define points-to
1397 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1398 (vectorizable_store): copy_virtual_operands and update
1399 definition statements.
1400 (vectorizable_load): copy_virtual_operands. Remove call to
1401 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1402 * tree-vectorizer.c (vectorize_loops): Remove calls to
1403 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1404 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1405 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1406 define macro STMT_VINFO_PTR_INFO for use in accessing.
1407 * tree.h add export of duplicate_ssa_name_ptr_info.
1408 * rs6000.c (altivec_init_builtins): Declare builtin function
1409 __builtin_altivec_mask_for_load to be "const".
1411 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1414 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1415 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1416 assemble_variable on aliases.
1417 * varasm.c (assemble_alias): Set node->alias.
1418 * toplev.c (wrapup_global_declarations): Don't call
1419 rest_of_decl_compilation on aliases again.
1421 2005-03-29 Paul Brook <paul@codesourcery.com>
1423 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1424 * config/arm/arm.c (arm_dbx_register_number): New function.
1425 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1427 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1430 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1431 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1433 2005-03-29 Dale Johannesen <dalej@apple.com>
1435 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1436 $(TREE_H) and $(COVERAGE_H).
1437 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1438 * opts.c (common_handle_option): Enable tree-based value transforms.
1439 * toplev.c (process_options): Ditto.
1440 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1441 refers to references to this type.
1442 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1443 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1444 for may_be_more, may_be_less.
1445 (rtl_gen_pow2_profiler): Adjust.
1446 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1447 (rtl_gen_one_value_profiler): Adjust.
1448 (rtl_gen_const_delta_profiler): Adjust.
1449 * tree-profile.c (tree_gen_interval_profiler): Implement.
1450 (tree_gen_pow2_profiler): Ditto.
1451 (tree_gen_one_value_profiler): Ditto.
1452 (tree_profiling): New.
1453 (pass_tree_profile): Reference it.
1454 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1456 (insn_divmod_values_to_profile): Rename to
1457 rtl_divmod_values_to_profile. Adjust.
1458 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1459 (insn_prefetch_values_to_profile): Adjust.
1460 (rtl_value_profile_transformations): Adjust.
1461 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1462 (gen_mod_pow2): Rename to rtl_mod_pow2.
1463 (gen_mod_subtract): Rename to rtl_mod_subtract.
1464 (divmod_fixed_value_transform): Rename to
1465 rtl_divmod_fixed_value_transform.
1466 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1467 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1468 (rtl_find_values_to_profile): Adjust.
1469 (tree_value_profile_transformations): Implement.
1470 (tree_divmod_values_to_profile): New.
1471 (tree_values_to_profile): New.
1472 (tree_divmod_fixed_value): New.
1473 (tree_mod_pow2): New.
1474 (tree_mod_subtract): New.
1475 (tree_divmod_fixed_value_transform): New.
1476 (tree_mod_pow2_value_transform): New.
1477 (tree_mod_subtract_transform): New.
1478 (tree_find_values_to_profile): Implement.
1479 * profile.c (instrument_values): Free histograms.
1480 (compute_value_histograms): Adjust. Implement tree version.
1482 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1484 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1485 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1486 variable. Output "fldcw" depending on round_mode.
1487 * config/i386/i386.md (UNSPEC_FIST): New.
1488 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1489 New isns patterns to implement lrint and llrint built-ins as x87
1491 (fistdi2, fist<mode>2 splitters): New splitters.
1492 (lrint<mode>2): New expanders.
1494 2005-03-28 Ian Lance Taylor <ian@airs.com>
1496 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1497 0 when calling final_scan_insn.
1499 2005-03-28 Jan Hubicka <jh@suse.cz>
1502 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1505 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1506 types where possible.
1508 2005-03-26 Per Bothner <per@bothner.com>
1510 Make -f[no-]show-column also control non-cpp diagnostics.
1511 * c.opt (fshow-column): Move option from here ...
1512 * common.opt (fshow-column): ... to here.
1513 * diagnostic.c (diagnostic_build_prefix): Only print column number
1514 if flag_show_column.
1516 2005-03-27 Steven Bosscher <stevenb@suse.de>
1518 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1519 vax_output_conditional_branch): New prototypes.
1520 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1521 extracted from vax.md mov and add patterns.
1522 (vax_output_conditional_branch): New function to output conditional
1523 branch instructions.
1524 * vax.md: Use mode macros for arithmetic and mov patterns.
1525 Use code macros for the jump patterns.
1527 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1529 * Makefile.in (libbackend.o): Depend on version files;
1530 add custom generation command.
1532 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1535 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1536 sure that we have a REG before getting its REGNO.
1538 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1540 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1541 * builtins.def (BUILT_IN_STRNDUP): New.
1543 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1545 PR tree-optimization/20470
1546 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1549 2005-03-25 Mike Stump <mrs@apple.com>
1551 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1554 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1556 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1557 Use our own structure definitions.
1559 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1560 (fix_truncdfsi2): Allow registers or memory as destination.
1561 When TARGET_PPC_GFXOPT, generate simplified pattern.
1562 (fix_truncdfsi2_internal): Use define_insn_and_split.
1563 (fix_truncdfsi2_internal_gfxopt): New.
1564 (fctiwz): Don't confuse register allocation by giving it no choices.
1566 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1567 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1568 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1569 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1571 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1573 * dominance.c (free_dominance_info): Speed up by freeing et
1574 data structures without maintaining other nodes.
1575 * et-forest.c (et_free_tree_force): New.
1576 * et-forest.h: Add a prototype for et_free_tree_force.
1578 * tree.c (get_set_constructor_bits,
1579 get_set_constructor_bytes): Remove.
1580 * tree.h: Remove the corresponding prototypes.
1582 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1585 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1586 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1587 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1588 PRE_DEC, NEG and NOT.
1590 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1592 * fold-const.c: Convert uses of fold (build (...)) to
1595 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1597 PR rtl-optimization/20249
1598 * cse.c (insert_regs): Do not record equivalence of registers in
1601 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1603 * emit-rtl.c (reverse_comparison): Remove.
1604 * rtl.h: Remove the corresponding prototype.
1606 2005-03-24 James E Wilson <wilson@specifixinc.com>
1608 * doc/install.texi (--enable-altivec): Delete docs.
1610 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1612 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1613 SFmode and DFmode before reload when
1614 flag_unsafe_math_optimizations not enabled.
1616 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1618 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1620 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1621 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1623 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1625 * configure.ac (enable-checking): Add 'runtime' option.
1626 * doc/install.texi (enable-checking): Document 'runtime' checking.
1627 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1628 * config.in: Regenerated.
1629 * configure: Regenerated.
1631 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1633 * optabs.h (enum optab_index): Remove OTI_llrint.
1634 (llrint_optab): Remove macro.
1635 * optabs.c (init_optabs): Remove llrint_optab initialization.
1636 * genopinit.c (optabs): Remove llrint_optab implementation.
1637 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1640 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1642 PR rtl-optimization/20532
1643 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1644 overflow when adding coefficients for PLUS or MINUS.
1645 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1648 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1650 * langhooks.h (truthvalue_conversion): Remove.
1651 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1652 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1653 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1654 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1655 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1657 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1659 * params.def: Fix a typo.
1660 * config/mips/mips.c: Follow the spelling convensions.
1661 * doc/invoke.texi: Fix typos.
1663 2005-03-18 Dale Johannese <dalej@apple.com>
1665 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1667 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1669 Fix PR tree-optimization/20601
1671 * tree-ssa-pre.c (insert_aux): Add missing condition to
1674 2005-03-23 Ian Lance Taylor <ian@airs.com>
1676 * final.c (final_scan_insn): Don't remove no-op instructions.
1677 * reload1.c (reload): Remove simple no-op instructions even when
1680 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1682 PR tree-optimization/20501
1683 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1684 reporting that peeling for alignment is applied moved to...
1685 * (vect_analyze_data_refs_alignment): Here.
1687 2005-03-23 Ian Lance Taylor <ian@airs.com>
1689 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1691 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1693 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1694 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1696 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1698 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1699 imply that this is called once, independent of asms in code.
1700 Adjust to now being pased output and input lists. Mention helper
1701 function decl_overlaps_hard_reg_set_p.
1702 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1703 hook_tree_tree_identity and to take three trees, returning third.
1704 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1706 * stmt.c: include hard-reg-set.h before tree.h.
1707 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1708 (decl_conflicts_with_clobbers_p): Call
1709 decl_overlaps_hard_reg_set_p.
1710 (expand_asm_operands): Pass output and input lists in call to
1711 targetm.md_asm_clobbers.
1712 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1713 hook_tree_tree_tree_tree_3rd_identity.
1714 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1716 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1717 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1718 parameters, first two unused.
1719 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1720 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1721 in constraint letters and MOF is not mentioned as a asm-declared
1722 register in neither of the input and output lists.
1724 2005-03-23 DJ Delorie <dj@redhat.com>
1726 * optabs.c (expand_binop): Make sure the first subword's result
1729 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1731 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1732 Call c_common_truthvalue_conversion rather than
1733 lang_hooks.truthvalue_conversion.
1734 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1735 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1737 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1738 c_common_truthvalue_conversion.
1739 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1740 c_parser_conditional_expression, c_parser_binary_expression): Call
1741 c_objc_common_truthvalue_conversion.
1742 * c-typeck.c (build_unary_op): Call
1743 c_objc_common_truthvalue_conversion.
1744 (build_conditional_expr): Do not call
1745 lang_hooks.truthvalue_conversion.
1746 (build_binary_op): Call c_common_truthvalue_conversion.
1747 (c_objc_common_truthvalue_conversion): Moved from
1748 c-objc-common.c. Call default_function_array_conversion instead
1749 of default_conversion.
1751 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1753 * c-common.h (default_conversion): Remove.
1754 (perform_integral_promotions): Add.
1755 * c-tree.h (default_conversion): Add.
1756 * c-typeck.c (perform_integral_promotions): New, split out from
1758 * c-common.c (check_case_value): Use perform_integral_promotions,
1759 not default_conversion.
1760 (c_add_case_label): Don't continue processing case label after
1761 found to be pointer.
1763 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1765 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1766 the prefix list if we have already added a multilib directory
1768 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1771 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1773 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1775 * reload.h: Remove the prototype for indirect_symref_ok.
1777 * reload1.c (indirect_symref_ok): Make it global.
1778 * reload.h: Add a prototype for indirect_symref_ok.
1780 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1782 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1785 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1787 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1789 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1791 * c-opts.c (c_common_parse_file): Only start/end main source file
1792 if debug hooks says the writer wants it.
1793 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1795 (xcoff_debug_hooks): Ditto.
1796 * debug.c (do_nothing_hooks): Ditto.
1797 * debug.h (gcc_debug_hooks): Ditto.
1798 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1799 * sdbout.c (sdb_debug_hooks): Ditto.
1800 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1802 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1804 * doc/extend.texi: Deprecate C++ min/max operators.
1806 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1808 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1809 artificial original candidates.
1811 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1812 Jan Hubicka <jh@suse.cz>
1813 Steven Bosscher <stevenb@suse.de>
1815 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1816 call cost based on argument sizes.
1817 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1819 * params.def: (max-inline-inssn-single): Set to 450.
1820 (max-inline-insns-auto): Set to 90.
1821 (max-inline-insns-recursive): Set to 450
1822 (max-inline-insns-recursive-auto): Set to 450.
1823 (large-function-insns): Set to 2700.
1824 (inline-call-cost): New parameter.
1825 * tree-inline.c (estimate_move_cost): New function.
1826 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1827 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1829 * tree-inline.h (estimate_move_cost): Declare.
1830 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1831 (max-inline-insns-auto): Change default to 90.
1832 (max-inline-insns-recursive): Change default to 450
1833 (max-inline-insns-recursive-auto): Change default to 450.
1834 (large-function-insns): Change default to 2700.
1835 (inline-call-cost): Document new parameter.
1837 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1839 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1840 (TARGET_DEFAULT): Delete.
1841 * config/i860/i860.opt: New file.
1843 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1845 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1846 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1847 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1848 (frv_sched_lookahead): Delete.
1849 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1850 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1851 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1852 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1853 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1854 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1855 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1856 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1857 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1858 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1859 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1860 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1861 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1862 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1863 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1864 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1865 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1866 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1867 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1868 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1869 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1870 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1871 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1872 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1873 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1874 (frv_sched_lookahead): Delete.
1875 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1876 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1877 (frv_handle_option): New function. Move -mcpu= handling from...
1878 (frv_override_options): ...here. Remove handling of other
1880 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1881 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1882 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1883 and TARGET_NO_MULTI_CE.
1884 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1885 !TARGET_VLIW_BRANCH.
1886 * config/frv/frv.opt: New file.
1888 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1890 * fold-const.c (fold_ternary): Take decomposed arguments of
1892 (fold): Update a call to fold_ternary.
1894 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1895 * tree.h: Add corresponding prototypes.
1897 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1900 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1901 between jump table and its label.
1902 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1903 resp. ADDR_DIFF_VEC and the label preceeding it.
1904 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1905 is emitted in the right section.
1907 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1909 * fold-const.c (fold_unary, fold_binary): Update comments
1912 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1914 PR rtl-optimization/20527
1915 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1916 REG_INC note, test that the register also isn't mentioned in PRED
1919 2005-03-22 Ben Elliston <bje@au.ibm.com>
1921 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1924 2005-03-21 Mike Stump <mrs@apple.com>
1926 * varasm.c (default_assemble_visibility): Remove extra ().
1928 2005-03-21 Roger Sayle <roger@eyesopen.com>
1931 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1932 to determine whether a block can be duplicated, rather than test
1933 whether the block contains noncopyable insns ourselves.
1935 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1937 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1940 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1942 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1944 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1946 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1947 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1948 * config/fr30/fr30.opt: New file.
1950 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1952 Fix PR tree-optimization/20542
1954 * tree-flow-inline.h (overlap_subvar): Move to here.
1955 * tree-ssa-operands.c: From here.
1956 * tree-flow.h (overlap_subvar): Declare.
1957 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1958 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1959 for variables with subvars.
1961 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1964 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1965 * modulo-sched.c (const_iteration_count): Return on NULL
1967 (print_node_sched_params): Return on NULL dump_file.
1968 (generate_reg_moves): Handle reg-anti dependencies and disregard
1969 closing branch when generating register moves.
1970 (sms_schedule): Mark the SMSed block dirty.
1971 * passes.c (rest_of_handle_sms): Call update_life_info for all
1973 * testsuite/gcc.dg/20050321-1.c: New test.
1975 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1977 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1978 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1979 movqi_internal): Likewise.
1981 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1983 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1984 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1985 xtensa_b4const): Delete prototypes.
1986 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1987 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1988 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1989 xtensa_extra_constraint): New prototypes.
1990 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1991 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1992 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1993 move_operand, const_float_1_operand, fpmem_offset_operand,
1994 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1995 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1996 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1997 argument type to HOST_WIDE_INT.
1998 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1999 xtensa_mask_immediate): Likewise.
2000 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2001 Likewise. Also make these functions static.
2002 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2003 (xtensa_const_ok_for_letter_p): New.
2004 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2005 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2006 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2007 move_operand, const_float_1_operand, fpmem_offset_operand,
2008 branch_operator, ubranch_operator, boolean_operator): Move to
2010 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2011 (xtensa_mem_offset): Change return type to bool.
2012 (xtensa_extra_constraint): New.
2013 (gen_int_relational): Update type of const_range_p function pointer.
2014 Use xtensa_b4const_or_zero.
2015 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2016 xtensa_const_ok_for_letter_p. Update comments.
2017 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2018 (PREDICATE_CODES): Delete.
2019 * config/xtensa/xtensa.md: Include predicates.md.
2020 * config/xtensa/predicates.md: New file.
2022 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2024 * config/v850/v850-protos.h: Remove the prototypes for
2025 reg_or_int9_operand, reg_or_const_operand,
2026 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2027 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2028 movsi_source_operand, power_of_two_operand,
2029 not_power_of_two_operand, special_symbolref_operand,
2030 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2031 register_is_ok_for_epilogue.
2032 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2033 reg_or_int9_operand, reg_or_const_operand,
2034 call_address_operand, special_symbolref_operand,
2035 movsi_source_operand, power_of_two_operand,
2036 not_power_of_two_operand, register_is_ok_for_epilogue,
2037 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2038 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2040 * config/v850/v850.h (PREDICATE_CODES): Remove.
2041 * config/v850/v850.md: Include predicates.md.
2042 * config/v850/predicates.md: New.
2044 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2046 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2047 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2048 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2049 (itoolsdir, itoolsdatadir): Move definition above new first use.
2050 (install-itoolsdirs): New rule.
2051 (install-mkheaders): Depend on install-itoolsdirs, not
2052 install-include-dir.
2054 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2056 * tree-into-ssa.c: Remove obsolete comments.
2058 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2060 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2061 unrolling if -fpeel-loops is specified, too.
2062 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2063 Remove superfluous check for flag_unroll_loops.
2065 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2067 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2068 (lrint_optab, llrint_optab): Define corresponding macros.
2069 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2070 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2071 pattern and llrint_optab using llrintdi2 patterns.
2072 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2073 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2074 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2075 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2076 flag_unsafe_math_optimizations is set.
2078 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2080 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2081 simplify_logical, if_then_else_cond, known_cond,
2082 simplify_comparison): Adjust calls to reverse_comparison.
2083 Don't use combine_reversed_comparison_code).
2084 (combine_reversed_comparison_code): Remove.
2085 (reversed_comparison): Using reversed_comparison_code, move it...
2086 * jump.c (reversed_comparison): ... here.
2087 * rtl.h (reversed_comparison): Add prototype.
2089 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2091 * builtins.c (fold_builtin): Take decomposed arguments of
2093 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2094 * gimplify.c (gimplify_call_expr): Likewise.
2095 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2096 * tree.h: Update the prototype of fold_builtin.
2098 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2100 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2101 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2102 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2103 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2104 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2106 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2108 * builtins.c (fold_builtin_1): Take decomposed arguments of
2110 (fold_builtin): Update a call to fold_builtin_1.
2112 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2115 * gcov.c (output_lines): Only output function block summary when
2116 outputting branch information.
2117 * doc/gcov.texi: Document format of preamble and additional block
2120 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2122 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2123 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2124 the defaults false if BITS_PER_UNIT != 8.
2125 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2126 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2127 than BITS_PER_UNIT != 8.
2128 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2129 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2130 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2132 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2133 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2135 2005-03-20 Roger Sayle <roger@eyesopen.com>
2138 * fold-const.c (fold_binary): Fix type mismatch between
2139 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2140 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2141 for non-truth-valued expressions.
2143 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2144 and FUNCTION_DECL in the main switch.
2145 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2146 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2147 we also need to convert their operands to match.
2148 <TRUTH_NOT_EXPR>: Likewise.
2150 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2152 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2153 diagnostic without checking whether an lvalue.
2154 * c-common.h (lvalue_p): Remove.
2155 (enum lvalue_use): Update comment.
2156 (lvalue_or_else): Replace by lvalue_error.
2157 * c-typeck.c (lvalue_p): Make static.
2158 (lvalue_or_else): New. Call lvalue_error.
2160 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2162 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2163 (function_arg_advance): Use rs6000_parm_start.
2164 (function_arg, rs6000_arg_partial_bytes): Likewise.
2166 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2168 * c-common.c (check_case_value): Adjust comment about stripping
2170 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2171 * c-typeck.c (default_conversion, convert_arguments,
2172 build_modify_expr, convert_for_assignment, store_init_value,
2173 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2174 manually. Remove inaccurate comments.
2176 2005-03-20 Roger Sayle <roger@eyesopen.com>
2177 Joseph S. Myers <joseph@codesourcery.com>
2179 * varasm.c (do_assemble_alias): Restore comment describing function.
2180 Annotate the target parameter as potentially unused.
2182 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2185 * config/avr/avr.c (avr_output_function_prologue): Do not use
2186 current_function_name() in a label, use a local label instead.
2188 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2190 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2191 flag_finite_math_only, not flag_unsafe_math_optimizations.
2193 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2195 * builtins.c (fold_builtin_1): Update a call to
2196 targetm.fold_builtin.
2197 * hooks.c (hook_tree_tree_bool_null): Rename to
2198 hook_tree_tree_tree_bool_null. Take one more argument of type
2200 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2201 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2202 hook_tree_tree_tree_bool_null.
2203 * target.h (gcc_target): Update the prototype of fold_builtin.
2204 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2205 arguments of CALL_EXPR.
2206 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2209 2005-03-20 Jan Hubicka <jh@suse.cz>
2211 * cgraph.h (cgraph_node): Add prev_clone pointer.
2212 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2213 (cgraph_clone_node): Produce doubly linked chain.
2215 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2217 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2218 get_nonnull_operand, handle_sentinel_attribute,
2219 check_function_arguments_recurse): Do not strip NOPS from
2221 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2223 * c-format.c (get_constant): Likewise.
2224 * c-parser.c (c_parser_postfix_expression): Likewise.
2225 * c-typeck.c (set_init_index): Likewise.
2226 (convert_arguments): Don't check for NOP_EXPR containing integer
2229 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2231 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2232 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2233 Take decomposed arguments of CALL_EXPR.
2234 (fold_builtin_1): Update calls to the functions mentioned
2237 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2239 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2240 width to have integer type.
2241 (build_enumerator): Require enumerator value to have integer type.
2243 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2245 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2248 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2250 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2251 std=iso9899:199x): Correct descriptions.
2253 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2255 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2258 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2260 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2262 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2263 fold_builtin_memcpy.
2265 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2266 arguments of CALL_EXPR.
2267 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2268 fold_builtin_found, fold_builtin_1): Update calls to
2269 fold_trunc_transparent_mathfn.
2271 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2274 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2275 function pointers on targets that require function pointer
2277 (fold_sign_changed_comparison): Likewise.
2279 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2281 * combine.c (try_combine): When changing the mode of a hard reg, make
2282 sure that doing so is valid.
2284 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2286 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2287 (TARGET_HANDLE_OPTION): Override default.
2288 (avr_handle_option): New function.
2289 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2290 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2291 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2292 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2293 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2294 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2295 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2296 (TARGET_OPTIONS): Delete.
2297 * config/avr/avr.opt: New file.
2299 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2301 * config/m32r/m32r-protos.h: Remove the prototypes for
2302 call_address_operand, symbolic_operand, seth_add3_operand,
2303 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2304 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2305 two_insn_const_operand, move_src_operand,
2306 move_double_src_operand, move_dest_operand,
2307 eqne_comparison_operator, signed_comparison_operator,
2308 large_insn_p, conditional_move_operand, carry_compare_operand,
2309 m32r_block_immediate_operand, extend_operand,
2310 reg_or_eq_int16_operand, int8_operand, and
2311 reg_or_zero_operand.
2312 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2313 seth_add3_operand, int8_operand, cmp_int16_operand,
2314 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2315 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2316 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2317 move_double_src_operand, move_dest_operand,
2318 eqne_comparison_operator, signed_comparison_operator,
2319 extend_operand, small_insn_p, large_insn_p,
2320 conditional_move_operand, carry_compare_operand,
2321 m32r_block_immediate_operand): Move to predicates.md.
2322 (MAX_MOVE_BYTES): Move to m32r.h.
2323 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2324 * config/m32r/m32r.md: Include predicates.md.
2325 * config/m32r/predicates.md: New.
2327 2005-03-18 James E Wilson <wilson@specifixinc.com>
2330 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2333 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2335 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2336 call_address_operand, const_8bit_operand.
2337 * config/mn10300/mn10300.c (call_address_operand,
2338 const_8bit_operand, const_1f_operand): Move to predicates.md.
2339 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2340 * config/mn10300/mn10300.md: Include predicates.md.
2341 * config/mn10300/predicates.md: New.
2343 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2345 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2346 declarations in diagnostics and %E for identifiers, not %s.
2348 2005-03-18 Jan Hubicka <jh@suse.cz>
2349 Dale Johannesen <dalej@apple.com>
2351 * basic-block.h (scale_bbs_frequencies_int,
2352 scale_bbs_frequencies_gcov_type): Declare.
2353 * cfg.c (RDIV): New macro.
2354 (update_bb_frequency_for_threading): Fix.
2355 * basic-block.h (scale_bbs_frequencies_int,
2356 scale_bbs_frequencies_gcov_type): New.
2357 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2358 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2359 scale_bbs_frequencies_int.
2360 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2362 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2364 * config/m32r/m32r-protos.h: Remove the prototypes for
2365 call_address_operand, symbolic_operand, seth_add3_operand,
2366 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2367 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2368 two_insn_const_operand, move_src_operand,
2369 move_double_src_operand, move_dest_operand,
2370 eqne_comparison_operator, signed_comparison_operator,
2371 large_insn_p, conditional_move_operand, carry_compare_operand,
2372 m32r_block_immediate_operand, extend_operand,
2373 reg_or_eq_int16_operand, int8_operand, and
2374 reg_or_zero_operand.
2375 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2376 seth_add3_operand, int8_operand, cmp_int16_operand,
2377 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2378 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2379 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2380 move_double_src_operand, move_dest_operand,
2381 eqne_comparison_operator, signed_comparison_operator,
2382 extend_operand, small_insn_p, large_insn_p,
2383 conditional_move_operand, carry_compare_operand,
2384 m32r_block_immediate_operand): Move to predicates.md.
2385 (MAX_MOVE_BYTES): Move to m32r.h.
2386 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2387 * config/m32r/m32r.md: Include predicates.md.
2388 * config/m32r/predicates.md: New.
2390 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2392 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2393 symbolic_operand, symbolic_memory_operand,
2394 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2395 indexed_memory_operand, move_dest_operand, move_src_operand,
2396 prefetch_cc_operand, prefetch_nocc_operand,
2397 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2398 arith_operand, arith11_operand, pre_cint_operand,
2399 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2400 ireg_operand, int5_operand, uint5_operand, int11_operand,
2401 uint32_operand, arith5_operand, and_operand, ior_operand,
2402 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2403 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2404 shadd_operand, movb_comparison_operator,
2405 cmpib_comparison_operator): Move to predicates.md.
2406 (magic_milli, shadd_constant_p): Make it extern.
2407 * config/pa/pa.h (PREDICATE_CODES): Remove.
2408 * config/pa/pa.md: Include predicates.md.
2409 * config/pa/predicates.md: New.
2411 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2414 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2416 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2417 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2418 config/alpha/freebsd.h, config/alpha/linux.h,
2419 config/alpha/netbsd.h, config/alpha/osf5.h,
2420 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2421 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2422 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2423 doc/cppopts.texi: Update copyright.
2425 2005-03-18 Jan Hubicka <jh@suse.cz>
2428 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2430 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2433 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2435 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2438 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2440 * combine.c (gen_binary): Remove.
2441 (known_cond, simplify_shift_const, find_split_point,
2442 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2443 simplify_logical, expand_field_assignment, extract_left_shift,
2444 force_to_mode, if_then_else_cond, apply_distributive_law,
2445 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2446 simplify_comparison, reversed_comparison): Replace with
2447 simplify_gen_binary, simplify_gen_relational or
2448 distribute_and_simplify_rtx.
2449 (distribute_and_simplify_rtx): New function.
2451 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2452 Paolo Bonzini <gcc.gnu.org>
2454 * calls.c (setjmp_call_p, special_function_p): Update comments
2455 at the head of the functions.
2457 2005-03-18 Jan Hubicka <jh@suse.cz>
2459 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2461 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2462 function body should be released; do not proactively release function
2463 bodies in non-unit-at-a-time mode.
2465 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2467 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2468 mno-fp-ret-in-387 multilib variants.
2470 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2472 * common.opt (m): Remove.
2473 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2475 (common_handle_option): Remove OPT_m case.
2477 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2479 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2481 (fold_builtin_1): Update a call to fold_builtin_bitop.
2483 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2485 (fold_builtin_1): Update a call to fold_builtin_signbit.
2487 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2489 PR tree-optimization/20474
2490 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2491 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2493 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2495 * config/h8300/h8300-protos.h: Remove prototypes for
2496 general_operand_src, general_operand_dst, single_one_operand,
2497 single_zero_operand, call_insn_operand,
2498 two_insn_adds_subs_operand, small_call_insn_operand,
2499 jump_address_operand, bit_operand, bit_memory_operand,
2500 stack_pointer_operand, const_int_gt_2_operand,
2501 const_int_ge_8_operand, const_int_qi_operand,
2502 const_int_hi_operand, incdec_operand, bit_operator,
2503 nshift_operator, eqne_operator, gtle_operator,
2504 gtuleu_operator, iorxor_operator.
2505 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2506 h8300_ldm_stm_parallel.
2507 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2509 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2510 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2511 (h8300_ldm_stm_parallel): Make it extern.
2512 (h8300_ldm_parallel, h8300_stm_parallel,
2513 h8300_return_parallel, general_operand_src,
2514 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2515 nibble_operand, reg_or_nibble_operand, single_one_operand,
2516 single_zero_operand, call_insn_operand,
2517 two_insn_adds_subs_operand, small_call_insn_operand,
2518 jump_address_operand, bit_operand, bit_memory_operand,
2519 stack_pointer_operand, const_int_gt_2_operand,
2520 const_int_ge_8_operand, const_int_qi_operand,
2521 const_int_hi_operand, incdec_operand, eqne_operator,
2522 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2523 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2524 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2525 nshift_operator): Move to predicates.md.
2526 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2527 * config/h8300/h8300.md: Include predicates.md.
2528 * config/h8300/predicates.md: New.
2530 2005-03-17 Richard Henderson <rth@redhat.com>
2532 * config.gcc (ia64*-*-hpux*): Add extra_options.
2533 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2534 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2535 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2536 (ia64_tls_size_string, ia64_tune_string): Remove.
2537 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2538 (TARGET_DEFAULT_TARGET_FLAGS): New.
2539 (TARGET_HANDLE_OPTION): New.
2540 (ia64_override_options): Move options parsing ...
2541 (ia64_handle_option): ... here. New.
2542 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2543 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2544 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2545 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2546 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2547 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2548 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2549 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2550 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2551 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2552 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2553 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2554 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2555 TARGET_EARLY_STOP_BITS): Remove.
2556 (TARGET_ILP32): Default false.
2557 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2558 (enum ia64_inline_type): New.
2559 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2560 * config/ia64/ia64.md: Update for new definitions of
2561 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2562 * config/ia64/ia64.opt: New file.
2563 * config/ia64/ilp32.opt: New file.
2565 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2568 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2570 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2572 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2573 instead of MASK_H8300S.
2574 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2575 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2576 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2577 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2578 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2579 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2580 TARGET_SWITCHES): Remove.
2581 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2583 * config/h8300/h8300.opt: New.
2585 * config/alpha/alpha.opt, config/arc/arc.opt,
2586 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2589 2005-03-17 Ian Lance Taylor <ian@airs.com>
2593 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2595 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2596 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2597 (TARGET_HANDLE_OPTION): Override default.
2598 (arc_handle_option): New function.
2599 (arc_init): Remove code to set arch_cpu_string.
2600 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2601 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2602 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2603 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2604 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2605 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2606 (arc_rodata_string, TARGET_OPTIONS): Delete.
2607 * config/arc/arc.opt: New file.
2609 2005-03-17 Richard Henderson <rth@redhat.com>
2611 * doc/extend.texi (Weak Pragmas): New section.
2612 (attribute alias): Clarify that target must be in the same
2615 2005-03-17 Richard Henderson <rth@redhat.com>
2617 * config/alpha/alpha.opt: New file.
2618 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2620 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2621 alpha_fprm_string, alpha_fptm_string): Make static.
2622 (alpha_tls_size_string): Remove.
2623 (alpha_handle_option): New.
2624 (override_options): Update for alpha_cpu/alpha_tune split.
2625 (alpha_file_start): Likewise.
2626 (TARGET_DEFAULT_TARGET_FLAGS): New.
2627 (TARGET_HANDLE_OPTION): New.
2628 * config/alpha/alpha.h (alpha_tune): Declare.
2629 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2630 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2631 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2632 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2633 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2634 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2635 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2636 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2637 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2638 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2639 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2640 (TARGET_DEFAULT): Remove MASK_FP.
2641 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2642 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2643 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2644 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2645 alpha_tls_size_string): Remove.
2646 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2647 (attribute tune): Rename from attribute cpu.
2648 * config/alpha/ev4.md: Update to match.
2649 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2650 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2651 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2652 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2653 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2654 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2656 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2658 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2659 and return without creating new state if before_nops_num is nonzero.
2660 * config/ia64/ia64.md (first_insn): New attribute.
2661 (alloc): Set it to yes.
2663 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2665 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2666 STMT_VINFO_SUBVARS to NULL.
2667 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2669 2005-03-16 Dale Johannesen <dalej@apple.com>
2671 * rtlanal.c (find_first_parameter_load): Rewrite to
2672 return actual first param load or the call if none,
2673 instead of first in block, when not all loads exist.
2675 2005-03-16 Roger Sayle <roger@eyesopen.com>
2677 * optabs.c (expand_copysign_absneg): Make static.
2678 * optabs.h (expand_copysign_absneg): Delete prototype.
2679 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2681 2005-03-16 Richard Henderson <rth@redhat.com>
2684 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2685 (alias_pairs): Rename from output_defs.
2686 (find_decl_and_mark_needed): Split out from assemble_alias.
2687 (do_assemble_alias): New.
2688 (assemble_output_def): Remove.
2689 (finish_aliases_1, finish_aliases_2): New.
2690 (process_pending_assemble_output_defs): Remove.
2691 (assemble_alias): Defer aliases for which we don't yet have a
2692 non-external decl for the target symbol.
2693 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2694 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2695 * toplev.c (compile_file): Use finish_aliases_2 instead of
2696 process_pending_assemble_output_defs.
2697 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2698 (process_pending_assemble_output_defs): Remove.
2700 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2702 Fix PR tree-optimization/20489
2704 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2705 for empty structures.
2707 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2709 Fix PR tree-optimization/20490
2711 * tree-ssa-pre.c (create_expression_by_pieces): Use
2712 force_gimple_operand on result of fold.
2714 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2716 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2717 of closing parenthesis.
2719 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2721 * builtins.c (expand_movstr): Update a call to
2722 fold_builtin_strcpy.
2723 (expand_builtin_strncpy): Update a call to
2724 fold_builtin_strncpy.
2725 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2726 arguments of CALL_EXPR.
2727 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2728 fold_builtin_strncpy.
2729 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2730 * tree.h: Update the prototypes of fold_builtin_strcpy and
2731 fold_builtin_strncpy.
2733 2005-03-16 Steven Bosscher <stevenb@suse.de>
2734 Dorit Naishlos <dorit@il.ibm.com>
2736 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2737 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2740 2005-03-16 Steven Bosscher <stevenb@suse.de>
2742 * tree-inline.c (walk_type_fields, walk_tree,
2743 walk_tree_without_duplicates): Move from here...
2744 * tree.c: ...to here.
2746 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2748 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2749 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2750 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2751 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2752 (version): Define using $(BASEVER_c).
2753 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2755 (version.o): Depend on version files; add custom generation command.
2756 (prefix.o): Define BASEVER on command line.
2757 (s-iov): Depend on version files; adjust command.
2758 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2760 (gcc-vers.texi): New rule.
2761 (doc/%.info, doc/%.dvi): Add -I . to command line.
2762 (doc/gccinstall.dvi): Likewise.
2763 (PACKAGE): Delete. All uses replaced with "gcc".
2764 * aclocal.m4: Do not include gcc-version.m4.
2765 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2766 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2767 Set is_release based on contents of DEV-PHASE.
2768 Set gcc_version based on contents of BASE-VER.
2769 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2770 * config.in, configure: Regenerate.
2771 * gccbug.in: Determine version of GCC in use at runtime.
2772 * gcov-iov.c: Get version number and development phase from
2773 command line, not by including version.c.
2774 * intl.c: Replace all uses of PACKAGE with "gcc".
2775 * libada-mk.in: Delete unused "gcc_version" variable.
2776 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2777 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2778 commentary to match.
2779 (version_string): Put together from pieces.
2780 * config/alpha/x-vms: Do not use $(gcc_version).
2781 * config/i386/t-nwld: Likewise.
2782 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2783 version-GCC and DEVELOPMENT.
2785 2005-03-15 Roger Sayle <roger@eyesopen.com>
2787 PR tree-optimization/17454
2788 * tree.c (tree_size): Add case for TREE_BINFO.
2789 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2790 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2792 2005-03-15 Roger Sayle <roger@eyesopen.com>
2794 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2795 op1 whilst expanding the signed widenening multiply variant.
2797 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2799 * toplev.c (display_target_options): Avoid unused variable warning if
2800 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2801 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2802 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2803 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2804 (mips_isa_info): New variable.
2805 (mips_parse_cpu): Remove the first argument and leave the caller
2807 (TARGET_HANDLE_OPTION): Override default.
2808 (mips_handle_option): New function. Move option validation code from...
2809 (override_options): ...here. Update calls to mips_parse_cpu.
2810 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2811 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2812 (SUBTARGET_TARGET_OPTIONS): Delete.
2813 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2814 (mno-flush-func, mtune=): New options.
2816 2005-03-15 Roger Sayle <roger@eyesopen.com>
2817 Richard Henderson <rth@redhat.com>
2819 * real.c (c4x_single_format, c4x_extended_format): Provide values
2820 for signbit_ro for c4x's single and extended floating point formats.
2821 * optabs.c (expand_copysign): Use the floating point format's
2822 signbit_ro for expanding via expand_copysign_absneg, and it's
2823 signbit_rw field for expanding via expand_copysign_bit.
2825 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2827 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2828 known_alignment_for_access_p.
2829 (known_alignment_for_access_p): New.
2830 (do_peeling_for_alignment): Field made int instead of bool and renamed
2831 to peeling_for_alignment.
2832 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2833 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2834 functionality used to be in vect_analyze_operations.
2835 (vect_analyze_operations): Code to determine vectorization factor was
2836 moved to vect_determine_vectorization_factor.
2837 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2838 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2840 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2841 be part of vect_analyze_operations).
2842 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2843 creating the guard condition, as the number of iterations may be
2845 (slpeel_tree_peel_loop_to_edge): Use new name of
2846 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2847 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2848 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2849 (vect_do_peeling_for_alignment): Use fold.
2850 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2852 (vect_update_inits_of_dr): Renamed to
2853 vect_update_init_of_dr.
2854 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2855 (vectorizable_store): Fix assertion to use == instead of =.
2857 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2859 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2860 call_used_regs for wCG registers.
2862 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2864 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2865 for non-offsettable memory references to cope with outstanding reload
2866 replacements, take 2.
2868 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2871 * config/i386/i386.h (x86_fisttp): New.
2872 (TARGET_FISTTP): New macro.
2873 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2874 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2875 instruction when fisttp flag is set.
2876 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2878 * config/i386/i386.md (type attribute): Add fisttp.
2879 (unit attribute): Set to i387 for fisttp type.
2880 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2881 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2883 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2884 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2886 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2887 patterns for TARGET_FISTTP. Enable patterns for
2888 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2889 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2890 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2891 implement fisttp x87 insn.
2892 (fix_trunc*_i387_fisttp splitters): New patterns.
2893 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2894 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2895 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2897 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2898 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2899 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2900 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2901 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2902 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2903 Disable patterns for TARGET_FISTTP.
2904 (fix_trunc*_i387 splitters): Implement usign mode macros.
2905 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2906 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2907 (fix_trunx*_sse peephole2s): Implement using mode macros.
2909 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2911 PR rtl-optimization/20291
2912 * combine.c (try_combine): If splitting fails, re-try with
2913 original combined pattern, i.e. before clobber stripping.
2915 2005-03-14 Eric Christopher <echristo@redhat.com>
2917 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2918 STACK_GROWS_DOWNWARD.
2920 2005-03-14 Roger Sayle <roger@eyesopen.com>
2922 * real.h (struct real_format): Split the signbit field into two
2923 two fields, signbit_ro and signbit_rw.
2924 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2925 mips_double_format, ieee_extended_motorola_format,
2926 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2927 ieee_extended_intel_128_format, ibm_extended_format,
2928 mips_extended_format, ieee_quad_format, mips_quad_format,
2929 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2930 i370_double_format, c4x_single_format, c4x_extended_format,
2931 real_internal_format): Update initializers for new field.
2932 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2933 real_format structure.
2934 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2935 field of the real_format structure.
2937 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2939 Fix PR tree-optimization/20458
2941 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2942 DECL_EXTERNAL on STRUCT_FIELD tags.
2943 (clear_call_clobbered): Ditto.
2944 * tree-ssa-operands.c (note_addressable): Make sure the original
2945 variable doesn't slip into the addressable list if we have
2947 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2950 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2952 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2953 (-fwide-exec-charset): Likewise.
2954 (-finput-charset): Likewise.
2955 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2956 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2957 * c.opt (Wnormalized): New.
2959 2005-03-14 Devang Patel <dpatel@apple.com>
2961 * doc/invoke.texi: Add reference to Visibility document.
2963 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2965 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2966 MASK_SPLIT_ADDRESSES.
2967 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2968 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2969 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2970 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2971 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2972 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2973 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2974 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2975 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2976 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2977 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2978 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2979 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2980 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2981 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2982 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2983 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2984 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2985 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2986 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2987 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2988 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2989 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2990 (TARGET_EXPLICIT_RELOCS): Delete.
2991 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2992 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2993 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2994 (override_options): Set MASK_LONG64 if -mint64 is given and no
2995 -mlongXX option is. Complain about -mint64 -mlong32.
2996 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2997 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2998 * config/mips/mips.opt: New file.
3000 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3002 * config.gcc (extra_options): New variable for listing option files.
3003 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3004 * configure.ac (extra_opt_files): New AC_SUBST variable.
3005 (tm_file_list, tm_include_list): Include options.h first.
3006 * configure: Regenerate.
3007 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3008 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3009 (s-options-h): New rule.
3010 (options.h): Depend on it.
3011 (TEXI_GCCINT_FILES): Add options.texi.
3012 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3013 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3014 * target.h (gcc_target): Add default_target_flags and handle_option.
3015 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3016 (TARGET_HANDLE_OPTION): New macros.
3017 (TARGET_INITIALIZER): Include them.
3018 * opt-functions.awk (opt_args, nth_arg): New functions.
3019 (switch_flags): Handle the "Target" flag.
3021 (var_name): Use opt_args and nth_arg.
3022 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3023 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3024 macros for the "Mask" and "InverseMask" options.
3025 * opts.h (cl_var_cond): New enum.
3026 (cl_option): Replace the "has_set_value" and "set_value" fields with
3027 "var_cond" and "var_value".
3028 (CL_TARGET): New macro.
3029 (option_enabled, print_filtered_help): Declare.
3030 (decode_options): Move definition.
3031 * opts.c (handle_option): Search for the original option before
3032 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3033 var_cond and var_value fields. Use targetm.handle_option to handle
3035 (decode_options): Set target_flags to targetm.default_target_flags.
3036 (print_filtered_help): Make global. Handle CL_TARGET.
3037 (option_enabled): New function.
3038 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3039 (display_target_options, set_target_switch, print_switch_values)
3040 (default_pch_valid_p): Guard uses of target_switches with
3041 #ifdef TARGET_SWITCHES. Also...
3042 (display_target_options): Display the CL_TARGET entries in cl_options.
3043 (set_target_option): Don't complain about the "" option when
3044 TARGET_SWITCHES is undefined.
3045 (print_switch_values): Use option_enabled.
3046 (default_pch_valid_p): Check cl_options[] when looking for something
3047 that has changed the value of target_flags.
3048 * c.opt: Remove documentation from top of file.
3049 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3050 * doc/sourecebuild.texi: Refer to the new options documentation
3051 instead of c.opt. Document machine-specific .opt files.
3052 * doc/tm.texi (target_flags): Say that this variable is declared
3054 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3055 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3057 * doc/options.texi: New file.
3059 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3062 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3065 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3068 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3069 temporary variable of pointer type if an lvalues is required.
3070 (gimplify_modify_expr_rhs): Request an rvalue from it.
3071 (gimplify_expr): Pass fallback on.
3073 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3075 * cfgbuild.c: Update comments.
3077 2005-03-14 Roger Sayle <roger@eyesopen.com>
3079 PR rtl-optimization/17236
3080 * optabs.c (expand_doubleword_mult): New helper function split out
3081 from expand_binop. Permute the order in which instructions are
3082 emitted to minimize the number of simultaneously live registers.
3083 (expand_binop): Call expand_doubleword_mult to synthesize a double
3084 word multiplication.
3086 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3088 * basic-block.h: Update the prototypes of cached_make_edge and
3090 * cfg.c (cached_make_edge): Take edge_cache representing one
3091 row of the adjacency matrix of edges.
3092 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3093 (make_edges): Initialize edge_cache to represent one row of
3094 the adjacency matrix of edges.
3096 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3098 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3100 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3101 Remove unused removed_phis variable.
3102 (conditional_replacement): Use build1/build2.
3103 (abs_replacement): Use last_and_only_stmt and build1/build2.
3105 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3107 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3108 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3109 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3110 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3111 * c-common.c (handle_novops_attribute): New function.
3112 (c_common_attribute_table): Add "no vops" entry.
3113 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3114 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3115 * tree-ssa-operands.c (get_call_expr_operands): Do not
3116 create virtual operands for calls with ECF_NOVOPS flag.
3117 * tree.h (DECL_IS_NOVOPS): New macro.
3118 (struct tree_decl): Add novops_flag.
3119 (ECF_NOVOPS): New constant.
3121 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3124 * config/i386/i386.c (x86_use_himode_fiop): New.
3125 (x86_use_simode_fiop): Rename from x86_use_fiop.
3126 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3127 (TARGET_USE_HIMODE_FIOP): New.
3128 (x86_use_simode_fiop): Rename from x86_use_fiop.
3129 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3131 * config/i386/i386.md (X87MODEI12): New mode macro define.
3132 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3133 to implement x87 FP compare with HImode input operands.
3134 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3135 Use X87MODEI12 mode macro to handle HImode input operands.
3136 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3137 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3138 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3139 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3140 macro to implement x87 operators with HImode input operands.
3141 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3144 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3146 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3148 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3149 constants invariant.
3151 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3153 * basic-block.h (BB_VISITED): Removed.
3154 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3156 2005-03-14 Falk Hueffner <falk@debian.org>
3159 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3161 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3163 * ggc-zone.c: Fix comment typos.
3165 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3166 stringpool.c, config/mips/mips-protos.h: Update copyright.
3168 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3170 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3171 throughout with its typedef, "rtx".
3172 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3173 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3174 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3175 regs in comment to match code.
3177 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3179 * except.c (check_handled): Make it static.
3180 * except.h: Remove the corresponding prototype.
3182 * function.c (get_func_frame_size): Make it static.
3183 * function.h: Remove the corresponding type.
3185 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3187 * hard-reg-set.h: Remove the corresponding declarations.
3189 * tree-cfg.c (verify_stmts): Check that
3190 bb_for_stmt (stmt) == bb for every PHI node and statement.
3192 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3194 * config.gcc: Remove excess indentation.
3195 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3197 2005-03-13 Roger Sayle <roger@eyesopen.com>
3200 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3201 * fold-const.c (fold_sign_changed_comparison): Likewise.
3202 (fold_binary): Optimize comparisons against widened operands if
3203 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3205 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3207 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3208 (sparc_override_options): Initialize it.
3209 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3211 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3213 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3214 (reg_or_none500mem_operand): New predicate.
3215 (zero_reg_mem_operand): New predicate.
3216 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3217 to reg_or_none500mem_operand.
3218 (extendsfdf2_fpr): Add MEM alternative.
3219 (extenddftf2_internal): Change operand2 predicate to
3220 zero_reg_mem_operand.
3222 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3224 * ggc-zone.c: Rewritten.
3226 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3228 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3229 * config.in: Regenerated.
3230 * configure: Regenerated.
3231 * gengtype.c (write_types_process_field, write_func_for_structure):
3232 Pass new argument to gt_pch_note_object.
3233 * ggc-common.c (struct ptr_data): Add TYPE.
3234 (gt_pch_note_object): Take TYPE argument and save it.
3235 (call_count): Update call to ggc_pch_count_object.
3236 (call_alloc): Update call to ggc_pch_alloc_object.
3237 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3239 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3240 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3241 (ggc_alloc_zone_stat): Delete.
3242 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3243 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3244 (ggc_pch_alloc_object): Update prototypes.
3245 (garbage_zone): Delete.
3246 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3247 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3249 (tree_id_zone): New variable.
3250 (ggc_alloc_cleared_zone): Remove unused.
3251 (ggc_alloc_zone): Define.
3252 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3253 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3254 ggc_alloc_zone_stat.
3255 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3256 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3257 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3258 (make_node_stat): Likewise. Use tree_id_zone.
3260 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3261 Joseph S. Myers <joseph@codesourcery.com>
3263 * configure.ac: Check for MIPS TLS.
3264 * configure: Regenerated.
3265 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3266 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3267 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3268 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3269 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3270 (mips_classify_symbol, mips_symbolic_constant_p)
3271 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3272 (mips_tls_operand_p, mips_call_tls_get_addr)
3273 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3274 (mips_tls_symbol_ref_1): New functions.
3275 (mips_legitimize_address, mips_legitimize_const_move): Call
3276 mips_legitimize_tls_address.
3277 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3279 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3280 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3281 (mips_char_to_class): Document V1_REG.
3282 (HAVE_AS_TLS): Provide default.
3283 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3285 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3287 (tls_get_tp_<mode>): New instruction.
3289 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3291 * configure.ac: Update checks for target tools.
3292 * configure: Regenerated.
3294 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3296 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3298 2005-03-13 Roger Sayle <roger@eyesopen.com>
3300 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3301 more classes of DImode multiplication by constant. Allow both
3302 multiplication by small negative constants (by performing a
3303 multiplication by a positive constant and negating the result) and
3304 multiplications by large powers of two, by using a left shift.
3306 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3308 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3309 of basic blocks into work_stack.
3311 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3312 config/mips/vr.h: Update copyright.
3314 * c-decl.c (c_init_decl_processing): Remove useless calls to
3315 build_function_type.
3317 * builtins.c (fold_trunc_transparent_mathfn,
3318 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3319 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3320 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3321 fold_builtin_strcpy, fold_builtin_strncpy,
3322 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3325 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3328 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3329 variable determinant.
3331 * tree-cfg.c (group_case_labels): Remove local variable type.
3333 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3336 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3339 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3342 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3343 (*movmemqi_insn): Delete.
3344 (*movmemhi): Delete.
3346 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3348 * builtins.c (fold_builtin_classify): Take decomposed
3349 arguments of CALL_EXPR.
3350 (fold_builtin_1): Update a call to fold_builtin_classify.
3352 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3355 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3356 through into call to parser_xref_tag after parse error.
3357 (c_parser_struct_declaration): Consistently return NULL_TREE on
3360 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3362 * tree-flow-inline.h (ref_contains_array_ref): New function.
3363 (lookup_subvars_for_var): Ditto.
3364 (get_subvars_for_var): Ditto.
3365 (var_can_have_subvars): Ditto.
3367 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3368 (struct subvar): New type.
3370 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3372 * tree-optimize.c (init_tree_optimization_passes): Call
3373 pass_create_structure_vars.
3375 * tree-ssa-alias.c: Include vec.h.
3376 (init_alias_info): Don't auto-clear call clobbered on struct-field
3378 (compute_flow_insensitive_aliasing): Handle subvars.
3379 (group_aliases): Handle STRUCT_FIELD aliases.
3380 (setup_pointers_and_addressables): Ditto.
3381 Don't mark variables non-addressable if they still have
3382 addressable subvars.
3383 Also mark subvars addressable when the real variable is marked
3385 (add_pointed_to_var): Try to prune the pointed-to set by only
3386 pointing to subvars when possible.
3387 Otherwise, make sure we set addresses_needed and pt_vars to
3388 properly include subvars.
3389 (bitpos_of_field): New function.
3390 (push_fields_onto_fieldstack): Ditto.
3391 (get_or_create_used_part_for): Ditto.
3392 (create_overlap_variables_for): Ditto.
3393 (find_used_portions): Ditto.
3394 (create_structure_vars): Ditto.
3395 (pass_create_structure_vars): New structure.
3397 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3398 (get_expr_operands): Handle subvars. Also try to turn
3399 COMPONENT_REF accesses into must-defs now that we can accurately
3401 (note_addressable): Try to only mark as addressable those subvars
3402 we know a COMPONENT_REF touches.
3403 (overlap_subvar): New function.
3405 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3406 Handle subvar storing.
3407 (vect_address_analysis): Update caller of vect_object_analysis.
3409 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3411 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3412 (STMT_VINFO_SUBVARS): New macro.
3414 * common.opts: add flag_tree_salias.
3416 * opts.c (decode_options): flag_tree_salias defaults to on.
3418 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3420 * doc/tree-ssa.texi: Document structural alias analysis.
3422 2005-03-12 Steven Bosscher <stevenb@suse.de>
3424 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3425 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3426 * tree-ssa-operands.c (get_expr_operands): Likewise.
3427 (get_expr_operands): Likewise for ERROR_MARK.
3429 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3431 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3434 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3437 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3438 (mark_operand_necessary): Remove local variable ver.
3440 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3441 variable prefix_len.
3443 * value-prof.c (mod_subtract_transform): Remove local variable
3446 * builtins.c (fold_builtin_exponent): Take decomposed
3447 arguments of CALL_EXPR.
3448 (fold_builtin_1): Update a call to fold_builtin_exponent.
3450 * builtins.c (fold_builtin_logarithm): Take decomposed
3451 arguments of CALL_EXPR.
3452 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3454 * c-decl.c (c_init_decl_processing): Remove local variables
3455 ptr_ftype_void and ptr_ftype_ptr.
3457 * gimplify.c (gimplify_expr): Remove local variables r0 and
3460 * reg-stack.c (move_for_stack_reg): Remove local variable
3462 (compare_for_stack_reg): Remove local variable flags_user.
3463 (convert_regs_1): Remove local variable deleted.
3465 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3467 (combine_blocks): Remove local variables exits and new_e.
3469 * tree-inline.c (expand_call_inline): Remove local variable
3472 * tree-ssa-live.c (create_ssa_var_map,
3473 calculate_live_on_entry): Remove local variable snn.
3475 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3477 * c-lex.c (c_lex_with_flags): Add parameter to call to
3480 2005-03-11 Per Bothner <per@bothner.com>
3482 * c-tree.h (struct c_declarator): New id_loc field.
3483 * c-pragma.h (c_lex_with_flags): Take position reference.
3484 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3485 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3486 (c_lex): Pass dummy location to c_lex_with_flags.
3487 * c-parser.c (c_lex_one_token): Set c_token's location using
3488 c_lex_with_flags, instead of input_location, which might be "ahead".
3489 (c_parser_direct_declarator): Set declarator's id_loc from
3491 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3492 declarator's id_loc, rather than probably-imprecise input_location.
3493 (build_id_declarator): Initialize c_declarator's id_loc field.
3495 2005-03-11 Roger Sayle <roger@eyesopen.com>
3498 * builtins.c (expand_builtin_signbit): Force the signbit's word
3499 into an integer register to avoid SUBREGs of floating point modes.
3501 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3503 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3504 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3505 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3506 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3508 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3510 PR rtl-optimization/20306
3511 * expr.c (emit_move_complex): Set try_int false if mode is
3512 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3513 emit_block_move if try_int is true.
3515 2005-03-11 Richard Henderson <rth@redhat.com>
3518 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3519 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3522 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3524 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3525 (TARGET_FIX_VR4130): New macro.
3526 (TARGET_OPTIONS): Add -mfix-vr4130.
3527 (ISA_HAS_MACCHI): New macro.
3528 (ASM_SPEC): Add -mfix-vr4130.
3529 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3530 (override_options): Handle mips_fix_vr4130_string.
3531 (mips_avoid_hazards): Clear all_noreorder_p
3532 if we're working around VR4130 errata and the macc alternatives
3534 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3535 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3536 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3537 (MULTILIB_DEFAULTS): Remove leading "march=".
3538 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3539 if no architecture option is given.
3540 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3542 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3543 * doc/invoke.texi: Document -mfix-vr4130.
3545 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3547 * config/mips/mips.c (override_options): Only warn about -mint64
3548 deprecation if TARGET_INT64.
3550 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3552 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3553 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3554 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3555 are non-specific regarding the nonnull parameter positions.
3556 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3557 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3558 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3559 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3561 * builtins.def: Use the non-specific "nonnull" attibute lists.
3563 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3565 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3566 single_pred_edge, single_succ, single_pred): Improve comments.
3568 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3570 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3571 single_pred_edge, single_succ, single_pred): New inline functions.
3572 * bb-reorder.c (rotate_loop, find_traces_1_round,
3573 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3574 duplicate_computed_gotos): Use the single_succ/pred functions.
3575 * cfganal.c (forwarder_block_p): Ditto.
3576 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3577 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3578 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3579 merge_seq_blocks): Ditto.
3580 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3581 * cfglayout.c (fixup_reorder_chain): Ditto.
3582 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3583 canonicalize_loop_headers, verify_loop_structure): Ditto.
3584 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3585 mfb_update_loops, create_preheader, force_single_succ_latches,
3586 create_loop_notes): Ditto.
3587 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3588 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3589 commit_one_edge_insertion, purge_dead_edges,
3590 cfg_layout_can_merge_blocks_p): Ditto.
3591 * except.c (sjlj_emit_function_enter): Ditto.
3592 * flow.c (init_propagate_block_info): Ditto.
3593 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3594 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3595 insert_insn_end_bb): Ditto.
3596 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3597 find_if_case_2): Ditto.
3598 * lambda-code.c (perfect_nestify): Ditto.
3599 * lcm.c (optimize_mode_switching): Ditto.
3600 * loop-doloop.c (doloop_modify): Ditto.
3601 * loop-init.c (loop_optimizer_init): Ditto.
3602 * loop-iv.c (simplify_using_initial_values): Ditto.
3603 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3604 * loop-unswitch.c (unswitch_loop): Ditto.
3605 * modulo-sched.c (generate_prolog_epilog): Ditto.
3606 * predict.c (combine_predictions_for_insn, estimate_probability,
3607 tree_estimate_probability, last_basic_block_p,
3608 estimate_bb_frequencies): Ditto.
3609 * profile.c (branch_prob): Ditto.
3610 * regrename.c (copyprop_hardreg_forward): Ditto.
3611 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3612 * tracer.c (layout_superblocks): Ditto.
3613 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3614 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3615 cleanup_control_expr_graph, disband_implicit_edges,
3616 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3617 tree_verify_flow_info, tree_make_forwarder_block,
3618 tree_forwarder_block_p, remove_forwarder_block,
3619 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3620 * tree-if-conv.c (tree_if_conversion): Ditto.
3621 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3622 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3623 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3624 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3625 copy_loop_headers): Ditto.
3626 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3627 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3628 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3629 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3630 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3631 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3632 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3633 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3634 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3635 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3636 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3637 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3638 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3639 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3640 slpeel_add_loop_guard): Ditto.
3642 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3644 PR tree-optimization/15784
3645 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3648 * stmt.c (expand_case): Don't change index_type. Convert minval
3651 PR tree-optimization/20130
3652 * fold-const.c (fold): Fold x * -1 into -x.
3654 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3656 PR rtl-optimization/20331
3657 * rtlanal.c (modified_between_p): Check its address first for MEM.
3658 (modified_in_p): Likewise.
3660 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3662 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3664 2005-03-10 Steven Bosscher <stevenb@suse.de>
3666 * expr.c (expand_expr_real_1): If possible, use a conditional
3667 move for expanding MIN_EXPR and MAX_EXPR.
3668 Use temp for moving around rtx-en.
3670 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3673 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3676 2005-03-10 Roger Sayle <roger@eyesopen.com>
3678 * builtins.c (expand_builtin_signbit): Extend to handle floating
3679 point modes wider than the largest integer type, using the
3680 operand_subword_force function to obtain the signbit's word.
3682 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3685 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3686 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3688 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3690 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3692 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3694 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3696 (perform_edge_inserts): Unconditionally call
3697 free_dominator_info.
3699 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3701 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3703 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3705 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3707 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3709 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3711 (rtl_register_value_prof_hooks,
3712 tree_value_profile_transformations,
3713 tree_register_value_prof_hooks): Likewise.
3714 * var-tracking.c (stack_adjust_offset_pre_post,
3715 variable_htab_free, variable_union, dataflow_set_different_2,
3716 count_uses, variable_was_changed, set_frame_base_location,
3717 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3718 vt_add_function_parameters): Likewise.
3719 * varasm.c (named_section_real, named_section, make_decl_rtl,
3720 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3721 const_hash_1, compare_constant, copy_constant, force_const_mem,
3722 output_constant_pool_2, output_constant_pool_1, output_constant,
3723 output_constructor, make_decl_one_only, decl_tls_model,
3724 default_no_named_section, default_elf_select_section_1,
3725 default_unique_section_1): Likewise.
3726 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3727 * vmsdbgout.c (addr_const_to_string): Likewise.
3730 * function.c (struct assign_parm_data_one): Remove last_named
3732 (assign_parm_find_data_types): Don't determine last_named.
3733 Reorder named_parm determination.
3734 (assign_parms): Only setup varargs on the last non-varadic
3737 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3739 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3740 sda base address on medium model.
3742 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3744 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3745 * cfgloop.c (flow_loop_nodes_find): Export.
3746 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3748 * cfgloopmanip.c (fix_loop_structure): New function.
3749 * predict.c (predict_loops): Clean up the loops information.
3750 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3751 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3753 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3754 (rewrite_into_loop_closed_ssa): Declaration changed.
3755 * tree-loop-linear.c (linear_transform_loops): Add argument to
3756 rewrite_into_loop_closed_ssa call.
3757 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3758 * tree-ssa-loop-im.c (move_computations): Ditto.
3759 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3760 * tree-vectorizer.c (vectorize_loops): Ditto.
3761 * tree-optimize.c: Include cfgloop.h.
3762 (execute_todo): Choose whether to call cleanup_tree_cfg or
3763 cleanup_tree_cfg_loop.
3764 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3765 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3766 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3767 cleanup_tree_cfg_loop call.
3768 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3769 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3770 work on part of cfg.
3772 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3775 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3776 with multiple alternatives.
3778 * stmt.c (parse_output_constraint): Fix a typo.
3780 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3782 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3783 assembly directive instead of deprecated "no-generics".
3785 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3787 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3788 for non-offsettable memory references to cope with outstanding reload
3790 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3791 avoid losing outstanding address reloads.
3792 ("reload_outdi", "reload_outdf"): Likewise.
3794 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3796 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3797 code. Add more cbrt transformations.
3799 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3801 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3803 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3805 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3806 NULL_TREE when a given tree is not simplified.
3807 (fold): Return the original tree when any of the functions
3808 mentioned above NULL_TREE.
3810 * fold-const.c (fold_unary, fold_binary): Take decomposed
3811 arguments, code, type, op0, and op1 in case of fold_binary.
3812 (fold): Update calls to fold_unary and fold_binary.
3814 2005-03-09 Roger Sayle <roger@eyesopen.com>
3816 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3817 a fndecl and an arglist instead of a CALL_EXPR, exp.
3819 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3821 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3823 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3825 * expr.c (expand_assignment): Remove orig_to_rtx.
3827 * fold-const.c (int_const_binop): Remove no_overflow.
3829 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3831 * loop-iv.c (get_biv_step_1): Remove lhs.
3833 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3835 * real.c (real_nan): Remove neg.
3837 * function.c (thread_prologue_and_epilogue_insns): Remove i
3840 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3843 * tree-eh.c (tree_could_trap_p): Remove idx.
3845 * tree-into-ssa.c (ann): Remove ann.
3847 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3849 * tree-sra.c (decide_block_copy): Remove inst_count.
3851 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3853 * tree-ssa-loop-im.c (lhs): Remove.
3855 * cfgbuild.c (state, STATE, SET_STATE,
3856 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3858 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3859 (find_basic_blocks): Set the state of each basic block to
3862 2005-03-08 Jeff Law <law@redhat.com>
3864 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3865 goto results in the removal of edges in the CFG, then we need
3866 to recompute dominators.
3868 2005-03-09 Ben Elliston <bje@au.ibm.com>
3870 * c-common.c (c_do_switch_warnings): Comment fix.
3872 2005-03-08 Julian Brown <julian@codesourcery.com>
3874 * Patch from 2005-03-08 reverted for causing regressions and
3875 ppc-darwin bootstrap failure.
3877 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3879 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3880 Define the real function for ppc-darwin.
3881 * c-typeck.c (convert_arguments): Check for target-specific
3882 invalid argument call to unprototyped function.
3883 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3885 * target.h (invalid_arg_for_unprototyped_fn): New field
3887 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3888 default target hook.
3889 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3892 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3894 * c-typeck.c (constructor_stack, constructor_range_stack,
3895 initializer_stack): Make them static.
3897 * cfg.c (rbi_pool): Make it static.
3899 * gimple-low.c (lower_stmt_body): Make it static.
3900 * tree-flow.h: Remove the corresponding prototype. Don't
3903 * sched-deps.c (cache_size): Make it static.
3905 * stor-layout.c (lang_adjust_rli): Make it static.
3907 2005-03-08 Julian Brown <julian@codesourcery.com>
3909 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3910 from being used for symbols with vague linkage when
3911 HAVE_GAS_COMDAT_GROUP is true.
3913 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3915 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3916 nlabel == JUMP_LABEL (jump).
3918 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3920 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3921 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3922 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3923 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3925 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3928 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3929 * c-common.c (handle_returns_twice): New function.
3930 (c_common_attribute_table): Declare eturns_twice' attribute.
3931 * doc/extend.texi: Document eturns_twice' attribute.
3932 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3933 (struct tree_decl): Add returns_twice_flag.
3935 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3937 * tree-ssa-phiopt.c: Fix a comment typo.
3939 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3940 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3941 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3944 2005-03-08 Richard Henderson <rth@redhat.com>
3946 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3947 builtin codes with ctzdi2, clzdi2, popcountdi2.
3948 (struct alpha_builtin_def): Add is_const.
3949 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3950 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3951 (alpha_init_builtins): Init them. Set nothrow and const attributes
3953 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3954 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3955 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3956 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3957 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3958 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3959 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3960 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3961 (TARGET_FOLD_BUILTIN): New.
3962 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3963 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3965 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3967 2005-03-08 Ira Rosen <irar@il.ibm.com>
3969 PR tree-optimization/20122
3970 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3971 condition of access function instead of base.
3973 2005-03-07 Jeff Law <law@redhat.com>
3974 Steven Bosscher <stevenb@suse.de>
3976 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3977 (find_taken_edge): Call find_taken_edge_computed_goto as
3978 appropriate. Allow any gimple invariant rather than just
3979 INTEGER_CST for VAL.
3980 (cleanup_control_flow): Cleanup a computed goto which has turned
3982 (tree_merge_blocks): If block B has any forced labels, move
3983 them to the start of block A.
3984 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3985 computed gotos as well.
3986 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3987 removal of unnecessary computed gotos too.
3988 (lookup_redirection_data): Fix type of INSERT argument. Callers
3991 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3993 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3994 Remove trailing spaces.
3996 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3997 unshare_all_trees): Make them static.
3998 * tree-gimple.h: Remove the corresponding prototypes.
4000 * diagnostic.h: Remove unused prototype
4001 debug_output_buffer.
4002 * modulo-sched.c: Remove unused prototype
4003 set_row_column_for_ps.
4005 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4006 replace_phi_edge_with_variable): Remove unused variable i.
4008 2005-03-07 Per Bothner <per@bothner.com>
4010 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4012 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4015 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4016 bbs on the COND_EXPR instead of the PHI_NODEs.
4017 (candidate_bb_for_phi_optimization): Remove.
4018 (replace_phi_with_stmt): Rename to ...
4019 (replace_phi_edge_with_variable): this and change so that we
4020 replace the phi argument instead of removing the PHI.
4021 (conditional_replacement): Change so we deal with PHI with more
4023 (value_replacement): Likewise.
4024 (abs_replacement): Likewise.
4026 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4028 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4029 output_e500_flip_gt_bit.
4031 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4033 (rs6000_generate_compare): Fix logic to look at the correct bits.
4034 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4036 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4037 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4038 gen_move_from_CR_gt_bit.
4040 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4041 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4042 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4044 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4045 (E500_CR_IOR_COMPARE): New constant.
4047 2005-03-08 Earl Chew <earl_chew@agilent.com>
4048 David Billinghurst <David.Billinghurst@riotinto.com>
4050 * config/i386/host-cygwin.c: New file to support precompiled
4052 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4053 * config.host: Use above files for cygwin host.
4055 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4057 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4058 ordering ops from earlier change.
4060 2005-03-07 Per Bothner <per@bothner.com>
4062 Various fixes to allow us to again build if --enable-mapped-location:
4063 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4064 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4065 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4066 local variable loc. Change logic appropriately.
4067 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4068 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4069 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4070 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4071 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4073 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4075 PR rtl-optimization/19683
4076 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4077 number of bytes, to smallest_int_for_mode. Fix arguments to
4078 REG_CANNOT_CHANGE_MODE_P.
4080 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4082 * reorg.c (relax_delay_slots): Check that the jump is
4083 conditional before trying to invert it.
4085 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4087 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4090 * calls (stack_arg_under_construction): Make it static.
4092 * flow.c (regs_live_at_setjmp): Make it static.
4093 * flow.h: Remove the corresponding prototype.
4095 * reload1.c (reload_startobj, reload_firstobj,
4096 something_needs_operands_changed, reload_inherited,
4097 reload_inheritance_insn, reload_override_in,
4098 reload_spill_index): Make them static.
4100 * recog.c (verify_changes): Make it static.
4101 * recog.h: Remove the corresponding prototype.
4103 * cfgbuild.c (find_sub_basic_blocks): Remove.
4104 * basic-block.h: Remove the corresponding prototype.
4105 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4107 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4109 * tree-ssa-operands.c (check_build_stmt): Remove.
4111 * stor-layout.c (set_alignment): Remove.
4112 * tree.h: Remove the corresponding prototype.
4114 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4116 * tree-ssa-dce.c (control_dependence_map,
4117 visited_control_parents): Make them static.
4119 * cfghooks.c (verify_flow_info): Remove local variable
4122 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4125 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4127 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4129 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4131 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4133 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4134 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4135 PARALLEL for an empty structure.
4137 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4139 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4141 * fold-const.c (fold_binary): Unroll the very first "for"
4144 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4146 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4147 redundant match_code test.
4148 (scc_comparison_operator): Swap match_operand and match_code
4150 (branch_positive_comparison_operator): Same.
4151 (trap_comparison_operator): Use comparison_operator and swap with
4154 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4157 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4158 (out_movhi_r_mr): Read low byte of volatile MEM first.
4159 (out_movhi_mr_r): Write high byte of volatile MEM first.
4161 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4163 * cselib.c (reg_values, reg_values_size): Make them static.
4165 * cse.c (cse_reg_info_table): Make it static.
4167 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4169 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4171 * cse.c (find_best_addr): Use canon_for_address.
4173 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4175 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4176 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4177 SUBREG and MEM, respectively.
4179 * fold-const.c (fold_binary): Use code instead of t.
4181 * fold-const.c (optimize_minmax_comparison): Take decomposed
4182 arguments code, type, op0, and op1 instead of t.
4183 (fold_binary): Update a call to optimize_minmax_comparison.
4185 * fold-const.c (fold_range_test): Take decomposed arguments
4186 code, type, op0, and op1 instead of t.
4187 (fold_binary): Update a call to fold_range_test.
4189 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4190 decomposed arguments code, type, op0, and op1 instead of t.
4191 (fold_binary): Update a call to fold_range_test.
4193 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4195 * fold-const.c (fold_binary): Avoid directly using the original
4196 expression t as much as possible.
4198 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4200 * c-semantics.c (build_stmt): Use TYPE_P instead of
4201 IS_NON_TYPE_CODE_CLASS.
4202 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4203 (NON_TYPE_CHECK): Use TYPE_P instead of
4204 IS_NON_TYPE_CODE_CLASS.
4206 * fold-const.c (fold): Remove handling of binary expressions.
4208 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4210 * doc/c-tree.texi: Wrap comments in @r{}.
4211 * doc/cpp.texi: Likewise.
4212 * doc/cppinternals.texi: Likewise.
4213 * doc/extend.texi: Likewise.
4214 * doc/md.texi: Likewise.
4215 * doc/objc.texi: Likewise.
4216 * doc/sourcebuild.texi: Likewise.
4217 * doc/tm.texi: Likewise.
4220 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4222 * predict.c (apply_return_prediction): Standardize PHI chain
4224 * tree-ssa.c (ssa_redirect_edge): Likewise.
4226 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4227 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4230 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4231 * tree-flow.h: Adjust the prototype for remove_phi_node.
4232 * lambda-code.c (perfect_nestify): Adjust a call to
4235 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4236 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4238 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4239 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4240 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4241 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4243 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4244 of GEN_INT (trunc_int_for_mode (...)).
4245 * loop-iv.c (iv_number_of_iterations): Likewise.
4246 * postreload.c (reload_cse_move2add): Likewise.
4247 * simplify-rtx.c (simplify_const_unary_operation,
4248 simplify_const_binary_operation): Likewise.
4249 * stor-layout.c (get_mode_bounds): Likewise.
4251 * fold-const.c (fold_binary): New.
4252 (fold): Call fold_binary on binary expressions.
4254 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4256 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4257 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4258 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4259 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4260 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4262 2005-03-04 Devang Patel <dpatel@apple.com>
4264 PR tree-optimization/18815
4265 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4266 loops with zero exit edges.
4268 2005-03-04 Devang Patel <dpatel@apple.com>
4270 * doc/invoke.texi: Remove reference to webpage that does not exist.
4272 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4273 Joseph S. Myers <joseph@codesourcery.com>
4276 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4277 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4278 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4279 * pa.c (get_plabel): Change argument to symbol_ref. Call
4280 maybe_get_identifier instead of get_identifier.
4281 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4282 (struct deferred_plabel): Replace name field with symbol field.
4283 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4284 ASM_OUTPUT_EXTERNAL_REAL is defined.
4285 (output_global_address): Use output_addr_const for output of all
4287 (output_deferred_plabels): Use symbol_ref instead of name for address
4289 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4290 ASM_OUTPUT_SYMBOL_REF): New macros.
4291 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4293 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4296 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4298 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4299 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4301 2005-03-04 Jeff Law <law@redhat.com>
4303 * basic-block.h (rediscover_loops_after_threading): Declare.
4304 * tree-ssa-dom.c: Include cfgloop.h.
4305 (tree_ssa_dominator_optimize): Discover loops and some basic
4306 properties. Remove forwarder blocks recreated by loop header
4307 canonicalization. Also mark backedges in the CFG.
4308 * tree-ssa-threadupdate.c: Include cfgloop.h
4309 (rediscover_loops_after_threading): Define.
4310 (struct local_info): New field, JUMP_THREADED.
4311 (prune_undesirable_thread_requests): New function.
4312 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4313 then record that fact for the callers of redirct_edges.
4314 (thread_block): If BB has incoming backedges, then call
4315 prune_undesirable_thraed_requests. Note when we are
4316 going to have to rediscover loop information. Return a
4317 boolean indicating if any jumps were threaded.
4318 (thread_through_all_blocks): Bubble up boolean indicating
4319 if any jumps were threaded.
4320 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4321 (tree-ssa-threadupdate.o): Similarly.
4323 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4325 * fold-const.c (fold_ternary): Unroll the "for" loop to
4328 2005-03-04 Andrew Haley <aph@redhat.com>
4330 * unwind-dw2-fde-glibc.c (struct
4331 unw_eh_callback_data.check_cache): New field.
4332 (frame_hdr_cache): New.
4333 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4334 Cache frame header info.
4336 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4338 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4339 (print_c_condition): Declare.
4340 * read-rtl.c (ptr_loc): New structure.
4341 (ptr_locs, ptr_loc_obstack, joined_conditions)
4342 (joined_conditions_obstack): New variables.
4343 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4344 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4345 (join_c_conditions, print_c_condition): New functions.
4346 (apply_macro_to_string): Associate the new string with the same
4347 source location as the old one.
4348 (add_condition_to_string): Use join_c_conditions.
4349 (read_string): Use set_rtx_ptr_loc to record a filename and line
4350 number for the string.
4351 (read_rtx): Initialize the new variables above.
4352 * genattrtab.c (write_test_expr, write_attr_value): Use
4354 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4355 comment above the GCC_VERSION check.
4356 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4357 Inline the definition of MAYBE_EVAL.
4358 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4359 * genoutput.c (process_template): Likewise.
4360 * genpreds.c (write_predicate_subfunction): Likewise.
4361 (write_predicate_expr): Use print_c_condition.
4362 * genrecog.c (write_cond): Likewise.
4363 * gensupport.c (process_rtx): Use join_c_conditions to join the
4364 conditions of a define_insn_and_split. Record a source location
4365 for the string after the "&&".
4366 (alter_test_for_insn): Use join_c_conditions.
4368 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4371 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4372 PR tree-optimization/15784
4373 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4376 2005-03-04 Ben Elliston <bje@au.ibm.com>
4378 * gcc.c (option_map): Add --coverage.
4379 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4380 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4381 * config/darwin.h: Pass -lgcov for `coverage'.
4382 * doc/invoke.texi (Debugging Options): Document --coverage.
4384 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4386 * gcse.c (bypass_block): Use find_edge wherever possible.
4388 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4392 * c-opts.c (c_common_parse_file): Call start_source_file
4393 and end_source_file at the approriate times.
4395 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4396 the main file, it will be done for us now.
4398 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4400 * fold-const.c (fold_ternary): New.
4401 (fold): Call fold_ternary on ternary expressions. Remove
4402 handling of ternary expressions.
4404 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4406 PR tree-optimization/15784
4407 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4410 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4412 * config/rs6000/predicates.md (branch_comparison_operator):
4413 Convert from C block to conditional format.
4415 2005-03-03 Jan Hubicka <jh@suse.cz>
4417 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4418 and non-constant public variables.
4420 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4422 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4425 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4428 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4429 calls to release_ssa_name and release_phi_node.
4431 * fold-const.c (fold): Remove handling of unary expressions.
4433 * fold-const.c (fold_unary): Avoid directly using the original
4434 expression t as much as possible.
4436 2005-03-03 Roger Sayle <roger@eyesopen.com>
4437 Andrew Pinski <pinskia@physics.uc.edu>
4439 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4440 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4442 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4444 Describe special registers SRP and MOF as allocatable registers.
4445 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4446 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4447 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4448 TARGET_HAS_MUL_INSNS.
4449 (cris_print_operand) <case 'd'>: New case.
4450 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4451 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4453 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4454 (REG_ALLOC_ORDER): Update for MOF.
4455 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4457 (GENERAL_REGS): No longer a define of ALL_REGS.
4458 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4459 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4461 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4462 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4463 (SECONDARY_RELOAD_CLASS): Define.
4464 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4465 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4466 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4467 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4468 (REGISTER_MOVE_COST): Define.
4469 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4470 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4471 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4472 (CRIS_MOF_REGNUM): New define_constants.
4473 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4475 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4477 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4478 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4479 Adjust for MOF being properly described as a register.
4480 (indir_to_reg_split): Name this split. Conditionalize on the
4481 destination register being a general register.
4482 (movei): Conditionalize on on operands 0 and 1 having the same
4485 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4488 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4489 -mcpu to override any other explicitly given flags.
4491 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4493 * recog.c (verify_changes, confirm_change_group): New functions,
4494 broken out of apply_change_group.
4495 (apply_change_group): Use them.
4496 * recog.h (verify_change, confirm_change_group): Declare.
4497 * rtl.h (redirect_jump_2): Declare.
4498 * jump.c (redirect_exp, invert_exp): Delete.
4499 (invert_exp_1): Take second parameter. Return value. Changed caller.
4500 (redirect_jump_2): New function, broken out of redirect_jump.
4501 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4502 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4503 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4505 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4507 * varasm.c (named_section): Use xstrdup rather than doing it by
4510 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4512 2005-03-02 Devang Patel <dpatel@apple.com>
4514 Undo PR tree-optimization/18815 fix.
4516 2005-03-02 Devang Patel <dpatel@apple.com>
4518 PR tree-optimization/18815
4519 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4520 loops with zero exit edges.
4522 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4524 * cfg.c (connect_src, connect_dest, disconnect_src,
4525 disconnct_dest): New.
4526 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4527 redirect_edge_pred): Use the new functions.
4529 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4530 free_dominance_info only when needed.
4532 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4535 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4536 (reg_or_sub_cint64_operand): Same.
4538 2005-03-02 Jeff Law <law@redhat.com>
4540 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4541 CFG_ALTERED in the main DOM iteration loop.
4543 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4546 * varasm.c (initializer_constant_valid_p): Allow conversions
4547 between OFFSET_TYPEs. Tidy.
4549 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4551 * config/cris/cris.md ("return"): Remove epilogue delay list
4554 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4556 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4558 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4560 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4562 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4563 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4564 config/m68k/m68k.c, config/mips/mips.h,
4565 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4566 doc/include/gcc-common.texi: Update copyright.
4568 PR middle-end/18029 and PR middle-end/18030
4569 * expr.c (optimize_bitfield_assignment_op): Add a special case
4570 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4572 * fold-const.c (fold_unary): New.
4573 (fold): Call fold_unary on unary expressions.
4575 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4577 * cgraph.h (struct cgraph_edge): Add prev_caller and
4579 (cgraph_node_remove_callees): Export.
4580 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4582 (cgraph_edge_remove_callee): New function.
4583 (cgraph_edge_remove_caller): Likewise.
4584 (cgraph_remove_edge): Use.
4585 (cgraph_redirect_edge_callee): Likewise.
4586 (cgraph_node_remove_callees): New function.
4587 (cgraph_node_remove_callers): Likewise.
4588 (cgraph_remove_node): Use.
4589 * tree-optimize.c (tree_rest_of_compilation): Use
4590 cgraph_node_remove_callees instead of manual loop.
4591 * cgraphunit.c (cgraph_finalize_function): Likewise.
4592 (cgraph_expand_function): Likewise.
4593 (cgraph_remove_unreachable_nodes): Likewise.
4595 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4598 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4600 * c-decl.c (undeclared_variable): Take location as argument.
4601 * c-typeck.c (build_external_ref): Likewise.
4602 * c-parser.c (c_parser_postfix_expression): Pass location of
4603 identifier to build_external_ref.
4605 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4607 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4608 CCEQ mode for branch_positive_comparison_operator test.
4609 * config/rs6000/predicates (branch_comparison_operator): Revert to
4611 (scc_comparison_operator): Same.
4612 (branch_positive_comparison_operator): Same.
4614 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4616 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4617 (cris_delay_slots_for_epilogue): Remove.
4618 (save_last): Move into cris_target_asm_function_epilogue.
4619 (cris_target_asm_function_epilogue): Remove tests for file being
4621 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4622 (cris_delay_slots_for_epilogue): Remove prototypes.
4623 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4624 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4626 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4628 * config/rs6000/predicates.md (branch_comparison_operator): Change
4629 to define_special_predicate.
4630 (scc_comparison_operator): Same.
4631 (branch_positive_comparison_operator): Same.
4633 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4635 * Makefile.in (tree-ssa-sink.o): New.
4636 (OBJS-common): Add tree-ssa-sink.o.
4637 * common.opt: Add -ftree-sink
4638 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4639 * timevar.def (TV_TREE_SINK): new timevar.
4640 * tree-flow.h (is_hidden_global_store): Prototype.
4641 * tree-optimize.c (init_tree_optimization_passes): Add
4643 * tree-pass.h (pass_sink_code): New.
4644 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4645 for non-obvious global store store to is_hidden_global_store, and
4646 call that new function.
4647 * tree-ssa-sink.c: New file.
4648 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4649 * doc/passes.texi: Document forward store motion.
4650 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4651 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4652 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4653 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4655 2005-03-01 Per Bothner <per@bothner.com>
4657 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4658 and we have a non-zero column-number, add it to the message.
4659 Also factor out the diagnostic_kind_text.
4661 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4663 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4664 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4665 flow_loop_scan): Removed.
4666 (flow_loop_dump): Do not dump removed fields.
4667 (flow_loop_free): Do not free removed fields.
4668 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4669 (loop_exit_edge_p): New function.
4670 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4671 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4672 num_exits, exits_doms.
4673 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4674 LOOP_EDGES, LOOP_ALL): Removed.
4675 (flow_loop_scan): Declaration removed.
4676 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4677 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4679 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4680 (if_convert): Call flow_loops_find and flow_loops_free
4681 when calling mark_loop_exit_edges.
4682 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4683 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4684 free_dominance_info calls.
4685 * loop-init.c (flow_loops_find): Ditto.
4686 * passes.c (rest_of_handle_branch_prob): Ditto.
4687 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4688 * loop-unroll.c (analyze_insns_in_loop): Do not use
4690 * predict.c (predict_loops): Do not call flow_loop_scan.
4691 Use get_loop_exit_edges.
4692 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4693 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4694 Do not use EDGE_LOOP_EXIT.
4695 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4696 to bb_with_exit_edge_p.
4697 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4698 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4699 to bb_with_exit_edge_p.
4700 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4702 * tree-loop-linear.c (linear_transform_loops): Do not call
4703 flow_loop_scan. Use loop->single_exit.
4704 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4705 (vect_analyze_loop_form): Do not call flow_loop_scan.
4706 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4708 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4710 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4711 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4712 slpeel_tree_duplicate_loop_to_edge_cfg,
4713 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4714 Use loop_preheader_edge and loop->single_exit. Do not call
4717 2005-03-01 Nick Clifton <nickc@redhat.com>
4719 * config/arm/arm.c (thumb_find_work_register): Check all of the
4720 argument registers to see if they are free, and a couple of
4721 special cases where the last argument register but can be proved
4722 to be available during the function's prologue.
4723 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4724 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4725 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4727 (thumb_compute_save_reg_mask): Likewise. Also use
4728 thumb_find_work_register() to ensure that there is agreement about
4729 which work register is going to be used in the prologue.
4730 (thumb_output_function_prologue): Use unsigned long as the type
4731 for the register bit-mask. Also delay pushing the link register if
4732 other high registers are going to be pushed.
4733 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4734 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4735 redundant prototypes.
4737 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4740 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4741 and after reload in REG+REG indexed addresses without REG_POINTER
4742 set in the base and not set in the index.
4744 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4746 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4747 Don't undefine here.
4748 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4749 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4750 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4751 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4752 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4754 * config.gcc (sh*-*-linux*): Use config/linux.h.
4756 2005-02-28 Dale Johannesen <dalej@apple.com>
4757 Stan Shebs <shebs@apple.com>
4759 Rewrite of 64-bit Darwin structure-by-value pass/return.
4760 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4761 intoffset, use_stack, named.
4762 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4763 (rs6000_darwin64_record_arg_advance_flush): New.
4764 (rs6000_darwin64_record_arg_advance_recurse): New.
4765 (rs6000_darwin64_record_arg_flush): New.
4766 (rs6000_darwin64_record_arg_recurse): New.
4767 (rs6000_darwin64_record_arg): New.
4768 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4769 (function_arg_boundary): Handle 128-bit aligned structs.
4770 (function_arg_advance): Rewrite darwin64 struct handling.
4771 (function_arg): Call rs6000_darwin64_record_arg.
4772 (function_arg_partial_nregs): Handle darwin64 structs.
4773 (rs6000_darwin64_function_value): Remove.
4774 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4776 2005-02-28 Roger Sayle <roger@eyesopen.com>
4778 PR tree-optimization/20216
4779 * tree-chrec.c (tree_fold_factorial): Delete.
4780 (tree_fold_binomial): Change argument list to take a return type
4781 and change the type of K to unsigned int. Rewrite to avoid explicit
4782 evaluation of factorials, and (recursively) calling fold to perform
4783 compile-time arithmetic. Return NULL on (internal) overflow.
4784 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4785 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4786 if any intermediate calculation overflows.
4787 (chrec_apply): Update call to chrec_evaluate.
4789 2005-02-28 James E Wilson <wilson@specifixinc.com>
4791 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4793 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4796 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4797 instead of NULL_TREE on error.
4799 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4801 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4802 (EASY_VECTOR_15_ADD_SELF): Remove.
4803 (num_insns_constant_wide): Not static.
4804 (validate_condition_mode): Not static.
4805 (toc_relative_expr_p): Not static.
4806 (legitimate_indirect_address_p): Not static.
4807 (macho_lo_sum_memory_operand): Not static.
4808 (invalid_e500_subreg): Not static.
4809 (easy_vector_same): Not static.
4810 (easy_vector_splat_const): Not static.
4811 (RS6000_SYMBOL_REF_TLS_P): Remove.
4812 (any_operand): Delete.
4813 (any_parallel_operand): Delete.
4814 (count_register_operand): Delete.
4815 (altivec_register_operand): Delete.
4816 (xer_operand): Delete.
4817 (s8bit_cint_operand): Delete.
4818 (short_cint_operand): Delete.
4819 (u_short_cint_operand): Delete.
4820 (non_short_cint_operand): Delete.
4821 (exact_log2_cint_operand): Delete.
4822 (gpc_reg_operand): Delete.
4823 (cc_reg_operand): Delete.
4824 (cc_reg_not_cr0_operand): Delete.
4825 (reg_or_short_operand): Delete.
4826 (reg_or_neg_short_operand): Delete.
4827 (reg_or_aligned_short_operand): Delete.
4828 (reg_or_u_short_operand): Delete.
4829 (reg_or_cint_operand): Delete.
4830 (reg_or_arith_cint_operand): Delete.
4831 (reg_or_add_cint64_operand): Delete.
4832 (reg_or_sub_cint64_operand): Delete.
4833 (reg_or_logical_cint_operand): Delete.
4834 (got_operand): Delete.
4835 (got_no_const_operand): Delete.
4836 (easy_fp_constant): Delete.
4837 (easy_vector_constant): Delete.
4838 (easy_vector_constant_add_self): Delete.
4839 (zero_constant): Delete.
4840 (zero_fp_constant): Delete.
4841 (volatile_mem_operand): Delete.
4842 (offsettable_mem_operand): Delete.
4843 (mem_or_easy_const_operand): Delete.
4844 (add_operand): Delete.
4845 (non_add_cint_operand): Delete.
4846 (logical_operand): Delete.
4847 (non_logical_cint_operand): Delete.
4848 (mask_operand): Delete.
4849 (mask_operand_wrap): Delete.
4850 (mask64_operand): Delete.
4851 (mask64_2_operand): Delete.
4852 (and64_operand): Delete.
4853 (and64_2_operand): Delete.
4854 (and_operand): Delete.
4855 (reg_or_mem_operand): Delete.
4856 (lwa_operand): Delete.
4857 (symbol_ref_operand): Delete.
4858 (call_operand): Delete.
4859 (current_file_function_operand): Delete.
4860 (input_operand): Delete.
4861 (rs6000_nonimmediate_operand): Delete.
4862 (rs6000_tls_symbol_ref): Delete.
4863 (save_world_operation): Delete.
4864 (restore_world_operation): Delete.
4865 (load_multiple_operation): Delete.
4866 (store_multiple_operation): Delete.
4867 (vrsave_operation): Delete.
4868 (mfcr_operation): Delete.
4869 (mtcrf_operation): Delete.
4870 (lmw_operation): Delete.
4871 (stmw_operation): Delete.
4872 (branch_comparison_operator): Delete.
4873 (branch_positive_comparison_operator): Delete.
4874 (scc_comparison_operator): Delete.
4875 (trap_comparison_operator): Delete.
4876 (boolean_operator): Delete.
4877 (boolean_or_operator): Delete.
4878 (min_max_operator): Delete.
4879 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4880 (EASY_VECTOR_15): Moved to here.
4881 (EASY_VECTOR_15_ADD_SELF): Move to here.
4882 (PREDICATE_CODES): Delete.
4883 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4884 Declare functions no longer static.
4885 * config/rs6000/predicates.md: New.
4886 * config/rs6000/rs6000.md: Include predicates.md
4888 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4890 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4891 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4893 * cfgrtl.c (need_fake_edge_p): Likewise.
4894 * combine.c (distribute_notes): Likewise.
4895 * emit-rtl.c (try_split): Likewise.
4896 * recog.c (peephole2_opimize): Likewise.
4897 * reg-notes.def (ALWAYS_RETURN): Remove.
4898 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4899 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4900 * tree.h (ECF_ALWAYS_RETURN): Remove.
4902 2005-02-28 Roger Sayle <roger@eyesopen.com>
4905 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4906 between different machine modes is never a "useless" conversion.
4908 2005-02-28 Geert Bosch <bosch@gnat.com>
4911 * doc/contrib.texi: List contributors for Ada front end
4913 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4915 * simplify-rtx.c (simplify_unary_operation_1,
4916 simplify_const_unary_operation): New, extracted from...
4917 (simplify_unary_operation): ... this one.
4918 (simplify_binary_operation_1,
4919 simplify_const_binary_operation): New, extracted from...
4920 (simplify_binary_operation): ... this one.
4921 * rtl.h (simplify_const_unary_operation,
4922 simplify_const_binary_operation): Add prototypes.
4924 2005-02-28 Julian Brown <julian@codesourcery.com>
4926 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4927 building libjava and caused PR regression/20228.
4929 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4932 * Makefile.in (host_subdir): New.
4933 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4934 * configure: Regenerate.
4936 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4938 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4939 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4940 installation directory first.
4942 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4945 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4946 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4947 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4948 * config/cris/cris.md: Tweak comments referring to Q.
4949 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4950 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4951 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4952 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4953 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4954 Insert spaces in constraints to align alternatives vertically for
4956 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4959 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4961 PR rtl-optimization/17728
4962 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4963 operand 0 from general_operand to move_dest_operand.
4965 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4967 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4968 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4969 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4970 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4972 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4974 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4975 * configure: Regenerate.
4976 * libada-mk.in: Remove CC; rename
4977 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4979 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4982 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4983 for the lhs, also walk over the tree. Likewise for rhs.
4985 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4987 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4988 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4989 Do not propagate value of iv before increment over the increment.
4991 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4993 * c-parser.c: New file.
4994 * c-parse.in: Remove.
4995 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4997 (c-parser.o): Add dependencies.
4998 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4999 maintainer-clean, TAGS): Update.
5000 * c-config-lang.in (gtfiles): Update.
5001 * gengtype-lex.l: Don't handle "@@".
5002 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5003 objc_build_synchronized, objc_begin_try_stmt,
5004 objc_begin_catch_clause, objc_finish_catch_clause,
5005 objc_build_finally_clause, objc_finish_try_stmt): New.
5006 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5008 (c_parse_init): Update comment.
5009 * c-decl.c (c_init_decl_processing): Update comment.
5010 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5011 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5012 new c_declspecs members.
5014 2005-02-25 Julian Brown <julian@codesourcery.com>
5016 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5017 from being used for symbols with vague linkage when
5018 HAVE_GAS_COMDAT_GROUP is true.
5020 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5022 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5024 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5027 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5028 (LIBGCC2_HAS_DF_MODE): New.
5029 (LIBGCC2_HAS_XF_MODE): New.
5030 (LIBGCC2_HAS_TF_MODE): New.
5031 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5032 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5033 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5034 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5035 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5036 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5037 and add _fixtfdi, _fixunstfdi, _floatditf
5038 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5039 L_fixunstfdi, L_floatditf.
5040 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5041 (LIBGCC2_HAS_TF_MODE): Define.
5043 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5045 PR tree-optimization/20204
5046 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5047 REWRITE_THIS_STMT markers on PHI nodes.
5048 (rewrite_initialize_block): Likewise.
5050 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5052 * version.c (version_string): Update to 4.1.
5054 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5056 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5057 Clarify that the alternative way doesn't work in GNU C++.
5059 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5061 PR tree-optimization/19937
5062 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5063 to the type of the induction variable.
5065 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5067 PR rtl-optimization/20117
5068 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5069 the block including noncopyable insn.
5071 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5073 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5074 calls to find_reg_note.
5076 2005-02-24 Richard Henderson <rth@redhat.com>
5079 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5082 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5084 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5085 vector types if to use base reg for misaligned non-word ld/std.
5087 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5090 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5091 dwarf2 label manually and put it after, not before the prologue.
5093 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5096 * reload.c (operands_match_p): Only increment register number for
5097 SCALAR_INT_MODE_P modes in multiple hard registers.
5099 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5102 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5104 * ChangeLog.5: Fix log message typo(s).
5105 * ChangeLog.7: Likewise.
5106 * ChangeLog.tree-ssa: Likewise.
5107 * cfgexpand.c: Fix comment typo(s).
5108 * conflict.c: Likewise.
5109 * defaults.h: Likewise.
5110 * dwarf2out.c: Likewise.
5112 * ggc-page.c: Likewise.
5113 * tree-eh.c: Likewise.
5114 * tree-ssa-dom.c: Likewise.
5116 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5119 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5120 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5121 if SHARED is defined.
5124 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5125 allow splitting only if operands 0 and 3 don't overlap.
5127 2005-02-24 Richard Henderson <rth@redhat.com>
5130 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5131 (fold_builtin_1): Call them.
5132 * fold-const.c (fold_complex_mult_parts): Split out from ...
5133 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5134 (fold_complex_div_parts, fold_complex_div): New.
5136 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5138 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5140 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5141 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5143 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5144 (print_node): Likewise.
5145 Print TYPE_SIZES_GIMPLIFIED.
5147 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5149 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5150 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5151 operands as commutative in constraints.
5153 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5155 * tree-into-ssa.c: Re-organize internal functions.
5157 2005-02-24 Richard Henderson <rth@redhat.com>
5160 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5162 * common.opt (fcx-limited-range): New.
5163 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5164 * toplev.c (flag_complex_method): Initialize to 1.
5165 (process_options): Set flag_complex_method to 0 if
5166 flag_cx_limited_range.
5167 * doc/invoke.texi (-fcx-limited-range): New.
5169 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5171 * cse.c (delete_trivially_dead_insns): Speed up by using
5172 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5175 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5177 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5178 functions when -mid-shared-library is being used.
5180 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5182 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5183 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5184 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5185 * system.h: Poison LINK_LIBGCC_SPECIAL.
5187 2005-02-23 James E Wilson <wilson@specifixinc.com>
5189 * gengtype.c (note_insn_name): Make 1 element larger.
5191 2005-02-23 Roger Sayle <roger@eyesopen.com>
5194 PR rtl-optimization/20097
5195 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5196 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5198 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5200 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5201 * t-aix52 (SHLIB_INSTALL): Same.
5203 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5205 * genpreds.c: Update copyright.
5207 2005-02-23 Michael Beach <michaelb@ieee.org>
5210 * config/sparc/t-elf (startup files): Assemble with CPP.
5212 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5214 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5215 (write_predicate_expr): Likewise.
5217 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5219 PR tree-optimization/20100
5220 PR tree-optimization/20115
5221 * tree-optimize.c (init_tree_optimization_passes): Remove
5222 pass_maybe_create_global_var.
5223 * tree-pass.h (pass_maybe_create_global_var): Remove.
5224 * tree-ssa-alias.c (aliases_computed_p): Declare.
5225 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5226 (count_calls_and_maybe_create_global_var): Remove.
5227 (pass_maybe_create_global_var): Remove.
5228 (init_alias_info): Do not declare aliases_computed_p.
5229 (maybe_create_global_var): If the function contains no
5230 call-clobbered variables and a mix of pure/const and regular
5231 function calls, create .GLOBAL_VAR.
5232 Mark all call-clobbered variables for renaming.
5233 (merge_pointed_to_info): Update comment.
5234 (add_pointed_to_var): Likewise.
5235 (is_escape_site): Likewise.
5236 Accept struct alias_info * instead of size_t *.
5238 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5240 * tree-ssa-operands.c (get_call_expr_operands): If
5241 ALIASES_COMPUTED_P is false, do not add call-clobbering
5243 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5244 (delete_tree_ssa): Likewise.
5246 2005-02-22 James E Wilson <wilson@specifixinc.com>
5248 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5249 (do_compile): Do call it here.
5251 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5253 PR rtl-optimization/20017.
5254 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5255 rest_of_handle_cse2, rest_of_handle_gcse): Call
5256 delete_dead_jumptables immediately before calling cleanup_cfg.
5258 2005-02-22 Devang Patel <dpatel@apple.com>
5261 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5264 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5266 * config/rs6000/aix.h (WINT_TYPE): Define.
5268 2005-02-22 Stan Shebs <shebs@apple.com>
5270 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5271 natural alignment for 64-bit Darwin.
5272 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5274 * doc/invoke.texi: Document this.
5276 2005-02-22 DJ Delorie <dj@redhat.com>
5278 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5279 to make_[un]signed_type, not the mode itself.
5281 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5283 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5284 not available. Use tail calls wherever possible.
5285 (make_edge): Call unchecked_make_edge to create an edge.
5287 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5288 (coalesce_ssa_name): Don't check for
5289 SSANORM_USE_COALESCE_LIST.
5290 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5292 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5294 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5295 (rewrite_into_ssa): ... here.
5297 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5299 PR tree-optimization/19786
5300 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5301 tag to another's may-alias bitmap when adding to the other's list.
5303 2005-02-21 DJ Delorie <dj@redhat.com>
5305 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5306 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5307 registers in unsupported ways.
5308 * expmed.c (init_expmed): Likewise.
5310 2005-02-21 Stan Cox <scox@redhat.com>
5312 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5314 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5316 * tree-cfg.c (fold_cond_expr_cond): New.
5317 (make_edges): Call fold_cond_expr_cond.
5318 (find_taken_edge): Accept nothing but INTEGER_CST.
5319 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5321 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5323 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5324 that do not belong to any basic block.
5326 2005-02-21 Jeff Law <law@redhat.com>
5328 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5331 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5333 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5334 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5335 Adjust their definitions.
5336 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5337 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5339 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5340 genautomata.c, langhooks.c, langhooks.h, system.h,
5341 config/arm/lib1funcs.asm: Update copyright.
5343 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5345 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5347 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5350 * doc/install.texi: Document --with-gc.
5352 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5354 * simplify-rtx.c (simplify_unary_operation): Add a missing
5357 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5359 PR tree-optimization/18663
5360 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5361 if the type has variable bounds.
5363 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5365 * gcse.c: Remove an obsolete comment.
5367 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5369 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5371 * doc/extend.texi (Function Attributes) <Attribute const>: The
5372 attribute "pure" is below this text, not above.
5374 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5376 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5377 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5378 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5380 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5383 * langhooks.h (struct lang_hooks): Add to_target_charset.
5384 * langhooks.c (lhd_to_target_charset): New function.
5385 * langhooks-def.h: Declare lhd_to_target_charset.
5386 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5387 (LANG_HOOKS_INITIALIZER): Update.
5388 * c-common.c (c_common_to_target_charset): New function.
5389 * c-common.h: Declare it.
5390 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5391 c_common_to_target_charset.
5393 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5394 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5396 * system.h: Poison them.
5397 * doc/tm.texi: Don't discuss them.
5398 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5399 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5400 (pp_c_char): Do not attempt to generate letter escapes for
5402 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5403 * config/mips/mips.c (mips_output_ascii): Likewise.
5405 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5407 PR tree-optimization/19951
5408 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5411 2005-02-19 Steven Bosscher <stevenb@suse.de>
5414 * function.h (struct function): New field `max_loop_depth'.
5415 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5416 (flow_loops_find): Reset the max loop depth count before finding loops.
5417 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5418 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5419 (calculate_global_regs_live): Make sure the loop will terminate
5420 when the initial sets are not empty.
5422 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5424 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5426 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5428 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5431 * doc/invoke.texi: Remove documentation of %M spec.
5433 (init_spec): Remove %M suffix from -lgcc_s.
5434 (do_spec_1): Remove 'M' case.
5435 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5436 to put shared libraries in the multilib directory. Remove the
5437 shlib_so_soname substitution variable. Don't add a multilib encoding
5438 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5439 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5440 SHLIB_INSTALL as well as SHLIB_LINK.
5441 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5442 (SHLIB_NAME): Delete.
5443 (SHLIB_DIR): New macro.
5444 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5445 (SHLIB_INSTALL): Adjust accordingly.
5446 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5447 * config/t-slibgcc-sld: Likewise.
5448 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5449 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5450 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5452 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5453 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5454 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5455 Use @shlib_base_name@ instead of @shlib_so_name@.
5456 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5457 and @shlib_base_name@.so in @multilib_dir@.
5458 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5459 to the install path.
5460 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5461 (SHLIB_LINK): Remove previous workaround.
5462 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5463 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5464 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5466 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5467 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5468 (SHLIB_INSTALL): Adjust accordingly.
5469 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5470 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5471 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5472 config/t-slibgcc-elf-ver.
5474 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5475 Jakub Jelinek <jakub@redhat.com>
5477 PR tree-optimization/19828
5478 * tree-ssa-loop-im.c: Add a TODO comment.
5479 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5480 without side-effects.
5482 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5484 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5487 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5489 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5490 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5491 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5493 (ia64_reorg): Delete fixup_errata call.
5494 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5495 (TARGET_SWITCHES): Delete -mb-step entry.
5497 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5500 * c-typeck.c (composite_type): Handle quals in transparent unions.
5501 (type_lists_compatible_p): Likewise.
5503 2005-02-18 Stan Shebs <shebs@apple.com>
5505 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5506 expressions in the .literal8 section.
5508 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5510 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5512 2005-02-18 Roger Sayle <roger@eyesopen.com>
5514 * fold-const.c (constant_boolean_node): Always create values of the
5515 specified type, don't bother calling truthvalue_conversion.
5517 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5519 * except.c (output_function_exception_table): Call
5520 assemble_external_libcall (eh_personality_libfunc).
5522 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5525 * config/ia64/ia64.h (struct machine_function): Add state_num.
5526 * config/ia64/ia64.c (process_epilogue,
5527 process_for_unwind_directive): Use new unwind state numbers each
5528 time rather than state 1.
5530 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5533 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5534 before the "*llgt_didi" pattern.
5536 2005-02-18 Jason Merrill <jason@redhat.com>
5538 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5540 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5542 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5543 (div0): Use it in place of ARM_FUNC_ALIAS.
5544 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5546 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5549 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5550 access, the lower bound of the array type if it exists.
5552 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5555 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5556 cases that are out-of-range for the index type.
5558 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5560 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5561 (estimate_case_costs): Don't call convert.
5562 * expmed.c (expand_shift): Likewise.
5563 (make_tree): Call fold_convert instead of convert.
5565 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5568 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5569 that ref to be marked MEM_READONLY_P doesn't have base that needs
5572 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5574 * genautomata.c (output_get_cpu_unit_code_func,
5575 output_cpu_unit_reservation_p): Don't generate old-style function
5578 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5581 PR tree-optimization/20009
5582 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5584 PR tree-optimization/18947
5585 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5586 inline, remove all nodes that are inlined into the extern inline
5589 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5591 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5592 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5593 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5594 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5597 2005-02-17 Roger Sayle <roger@eyesopen.com>
5599 PR tree-optimization/19917
5600 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5601 to be potentially trapping.
5603 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5605 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5607 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5609 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5610 tem becomes a local variable which is set to the value of the
5611 back end defined INITIAL_FRAME_ADDRESS macro.
5612 (expand_builtin_frame_address): Omit the base parameter to
5613 expand_builtin_return_addr.
5614 (expand_builtin_profile_func): Likewise.
5615 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5616 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5617 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5619 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5621 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5622 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5623 * config/frv/frv.c (frv_function_epilogue): Likewise.
5625 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5627 * lambda-code (perfect_nestify): Remove mark/unmark
5629 * tree-loop-linear.c (linear_transform_loops): Add
5630 rewrite_into_ssa call so that ssa is correct for
5631 rewriting into loop closed.
5633 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5635 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5636 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5638 * bt-load.c (btr_def_live_range, combine_btr_defs,
5639 migrate_btr_def, migrate_btr_defs): Likewise.
5640 * cfgcleanup.c (thread_jump): Likewise.
5641 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5642 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5643 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5644 df_rd_local_compute, df_reg_info_compute): Likewise.
5645 * dominance.c (init_dom_info, free_dom_info): Likewise.
5646 * flow.c (init_propagate_block_info,
5647 free_propagate_block_info): Likewise.
5648 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5649 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5650 modify_reg_pav): Likewise.
5651 * loop-invariant.c (find_defs, find_invariant_insn,
5652 find_invariants, free_inv_motion_data): Likewise.
5653 * predict.c (tree_predict_by_opcode,
5654 estimate_bb_frequencies): Likewise.
5655 * stmt.c (expand_case): Likewise.
5656 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5657 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5658 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5659 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5660 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5661 rewrite_ssa_into_ssa): Likewise.
5662 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5663 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5664 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5665 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5666 * tree-sra.c (tree_sra): Likewise.
5667 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5668 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5669 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5670 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5671 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5672 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5674 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5675 calculate_live_on_entry, calculate_live_on_exit,
5676 build_tree_conflict_graph): Likewise.
5677 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5678 record_important_candidates, set_use_iv_cost, find_depends,
5679 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5680 tree_ssa_iv_optimize_finalize): Likewise.
5681 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5682 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5683 tree_duplicate_loop_to_header_edge): Likewise.
5684 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5685 * tree-ssa.c (verify_flow_insensitive_alias_info,
5686 verify_name_tags, verify_ssa, init_tree_ssa,
5687 delete_tree_ssa): Likewise.
5688 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5689 fini_ssanames): Likewise.
5690 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5692 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5694 * config/rs6000/t-rtems: Completely reworked.
5696 2005-02-17 Ira Rosen <irar@il.ibm.com>
5698 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5700 2005-02-17 Ira Rosen <irar@il.ibm.com>
5702 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5703 POINTER_TYPE_P when checking that type is a pointer.
5704 (vect_get_memtag): Remove.
5705 (vect_address_analysis): Use POINTER_TYPE_P. Call
5706 vect_object_analysis with dummy parameter for memtag.
5707 (vect_object_analysis): Extract memtag (functionality that
5708 used to be in vect_get_memtag and moved here). Fix printings.
5709 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5710 with correct parameters. Remove call to vect_get_memtag.
5712 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5714 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5715 (tree-vectorizer.o): Added missing dependencies.
5717 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5719 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5720 declaration in tree-vectorizer.c, now has an extern declaration in
5722 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5723 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5724 get_vectype_for_scalar_type, vect_is_simple_use,
5725 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5726 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5727 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5728 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5729 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5730 find_loop_location): Likewise.
5732 * tree-vectorizer.c (langhooks.h): #include removed.
5733 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5734 moved to tree-vectorized.h.
5735 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5736 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5737 get_vectype_for_scalar_type, vect_is_simple_use,
5738 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5739 vect_supportable_dr_alignment, new_loop_vec_info,
5740 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5741 vect_set_verbosity_level, find_loop_location): Likewise.
5743 (vect_analyze_loop): Function externalized. Declaration moved to
5744 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5745 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5746 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5747 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5748 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5749 vect_enhance_data_refs_alignment, vect_analyze_operations,
5750 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5751 vect_stmt_relevant_p, vect_get_loop_niters,
5752 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5753 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5754 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5755 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5756 vect_get_memtag): Likewise.
5758 (vectorizable_load): Function externalized. Declaration moved to
5759 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5760 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5761 vect_transform_loop): Likewise.
5762 (vect_transform_stmt): Moved to tree-vect-transform.c.
5763 (vect_align_data_ref, vect_create_destination_var,
5764 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5765 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5766 vect_get_vec_def_for_operand, vect_init_vector,
5767 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5768 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5769 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5770 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5771 vect_do_peeling_for_loop_bound): Likewise.
5773 * tree-vect-analyze.c: New file.
5774 * tree-vect-transform.c: New file.
5776 2005-02-17 Jason Merrill <jason@redhat.com>
5778 PR mudflap/19319, c++/19317
5779 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5782 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5784 * doc/install.texi (Specific): Update link for Darwin-specific
5787 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5789 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5790 constant_boolean_node.
5792 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5795 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5796 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5798 2005-02-16 Richard Henderson <rth@redhat.com>
5801 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5803 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5804 replace uses with Wtype_MAXp1_F.
5805 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5806 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5807 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5808 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5809 and HAVE_TFMODE as appropriate.
5810 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5811 (__floatdisf): Likewise.
5812 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5813 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5814 (Wtype_MAXp1_F): New.
5815 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5816 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5818 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5821 * arm.c (arm_apply_result_size): New function.
5822 * arm.h (APPLY_RESULT_SIZE): Define.
5823 * arm-protos.h (arm_apply_result_size): Add prototype.
5824 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5825 (movxf): New expand.
5826 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5827 (call_value_symbol): Remove predicate for operand 0.
5828 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5829 (untyped_call): Rework to correclty return values for any type.
5830 (untyped_return): New expand.
5831 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5833 2005-02-16 Stan Shebs <shebs@apple.com>
5835 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5836 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5838 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5840 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5841 configure settings on Solaris 7 and later.
5843 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5845 PR tree-optimization/19865
5846 * tree-optimize.c (init_tree_optimization_passes): Run
5847 pass_may_alias after pass_sra.
5849 2005-02-16 Richard Henderson <rth@redhat.com>
5850 Stuart Hastings <stuart@apple.com>
5853 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5854 Do nothing if debug info suppressed for this function.
5855 (dbxout_begin_function): Early exit if debug info suppressed for
5858 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5861 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5863 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5865 PR tree-optimization/19967
5866 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5867 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5868 argument TYPE. Adjust calls to fold_builtin_XXX.
5869 (expand_builtin, fold_builtin_1): Adjust calls to
5871 (fold_builtin_strchr, fold_builtin_strpbrk,
5872 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5873 result to a requested type TYPE.
5875 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5878 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5879 (T)x & (T)cst if (T)cst overflows.
5880 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5881 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5883 2005-02-15 Jeff Law <law@redhat.com>
5885 * gcse.c (blocks_with_calls): New bitmap.
5886 (alloc_gcse_mem): Allocate it.
5887 (free_gcse_mem): Free it.
5888 (clear_modifY_mem_tables): Clear it.
5889 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5890 when we encounter CALL_INSNs.
5891 (compute_transp, case MEM): Handle blocks with calls separate
5892 from blocks without calls. Use bitmap iterators rather than
5895 2005-02-15 Peter O'Gorman <peter@pogma.com>
5898 * mklibgcc.in (vis_hide): Use a temporary object file, not
5901 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5904 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5905 access optimization.
5907 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5908 Alan Modra <amodra@bigpond.net.au>
5911 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5912 (_xlqsub): Rename to __gcc_qsub.
5913 (_xlqmul): Rename to __gcc_qmul.
5914 (_xlqdiv): Rename to __gcc_qdiv.
5915 Provide versioned symbol aliases with old names.
5916 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5917 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5918 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5919 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5920 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5922 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5924 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5925 Fold ~(A - 1) and ~(A + -1) to -A.
5927 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5931 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5932 config/pa/pa-host.c:pa_gt_pch_use_address.
5934 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5936 * tree-vn.c (get_value_handle): Make sure that given an
5937 is_gimple_min_invariant expression, we always return it.
5939 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5941 * passes.c (rest_of_handle_gcse): Fix a comment.
5943 2005-02-15 Jeff Law <law@redhat.com>
5945 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5947 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5948 (canon_list_insert, record_last_mem_set_info): Similarly.
5949 (clear_modify_mem_tables): Similarly.
5951 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5953 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5954 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5955 config/mips/mips.md, config/rs6000/aix.h,
5956 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5958 2005-02-15 Richard Henderson <rth@redhat.com>
5960 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5961 call to be best_edge.
5963 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5965 * basic-block.h: Adjust the prototype for find_basic_blocks.
5966 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5967 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5970 * flow.c (recompute_reg_usage): Remove all arguments.
5971 * passes.c (rest_of_compilation): Adjust the call to
5972 recompute_reg_usage.
5973 * rtl.h: Adjust the prototype for recompute_reg_usage.
5975 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5977 * tree-dump.c (dump_files): Update to reflect new member
5979 (dump_register): Add new argument.
5981 (dump_switch_p_1): Check against glob name if doglob was passed.
5982 (dump_switch_p): Check against regular first, then glob if
5983 we didn't have any hits on the dump name.
5984 * tree-optimize.c (register_one_dump_file):
5985 Pass in glob name as well.
5986 * tree-pass.h (struct dump_file_info): Add glob
5989 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5991 PR preprocessor/16323
5992 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5994 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5997 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5998 (trunctfdf2_internal1): New.
5999 (trunctfdf2_internal2): Renamed from trunctfdf2.
6001 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6003 PR tree-optimization/19853
6004 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6006 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6008 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6009 delete_dead_jumptables and cleanup_cfg.
6011 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6013 * reload.c (find_reloads): Swap address_reloaded flags when
6014 swapping commutative operands.
6016 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6018 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6019 Use standard_iv_increment_position for computing the bsi position
6021 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6024 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6027 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6028 life range of hard registers.
6029 * value-prof.c (insn_prefetch_values_to_profile): Only
6032 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6033 profile in libcalls.
6035 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6037 * bitmap.h (bitmap_and_compl_into): Return bool.
6038 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6040 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6042 PR tree-optimization/19944
6043 * fold-const.c (fold): Re-add ABS_EXPR folding.
6045 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6048 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6049 {TARGET,MASK}_XL_COMPAT.
6050 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6052 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6053 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6055 (rs6000_arg_partial_bytes): Same.
6056 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6057 and XL compatibility enabled.
6058 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6059 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6060 test to final condition.
6061 (cmptf_internal2): New.
6062 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6063 xl-compat. Add TFmode information to description.
6065 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6067 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6069 2005-02-13 Jason Merrill <jason@redhat.com>
6072 * fold-const.c (fold_indirect_ref_1): Split out from...
6073 (build_fold_indirect_ref): Here.
6074 (fold_indirect_ref): New fn.
6075 * tree.h: Declare it.
6076 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6077 (gimplify_modify_expr_rhs): Likewise.
6078 (gimplify_expr): Likewise.
6080 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6082 PR tree-optimization/14303
6083 PR tree-optimization/15784
6084 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6085 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6086 ABS_EXPR<x> != 0 to x != 0.
6088 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6090 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6091 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6092 spelling conventions.
6094 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6095 delete_trivially_dead_insns too many times.
6097 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6100 2005-02-12 Ira Rosen <irar@il.ibm.com>
6102 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6103 (vect_is_simple_iv_evolution): Remove redundant parameter
6105 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6106 without last parameter.
6107 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6108 Return pointer step. Call vect_is_simple_iv_evolution without
6109 last parameter. Check only that the step is multiple of size
6110 type. Remove stmt_vinfo updates.
6111 (vect_get_memtag_and_dr): Remove.
6112 (vect_get_memtag): New function.
6113 (vect_address_analysis): New function.
6114 (vect_object_analysis): New function.
6115 (vect_analyze_data_refs): Call vect_object_analysis and
6116 vect_get_memtag. Update stmt_vinfo fields.
6118 2005-02-12 Ira Rosen <irar@il.ibm.com>
6120 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6121 exist and are objects. Remove checks for pointer.
6122 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6123 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6124 (vect_create_data_ref_ptr): Likewise.
6125 (vect_base_addr_differ_p): New function.
6126 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6127 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6128 Don't set the DR_BASE_NAME field of data-ref.
6129 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6131 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6133 * optabs.h (enum optab_index): Add new OTI_ldexp.
6134 (ldexp_optab): Define corresponding macro.
6135 * optabs.c (init_optabs): Initialize ldexp_optab.
6136 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6138 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6140 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6141 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6143 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6144 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6147 2005-02-12 Ira Rosen <irar@il.ibm.com>
6149 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6151 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6153 (vect_get_base_and_offset): Always return an address.
6154 (vect_create_addr_base_for_vector_ref): Remove treatment for
6155 different data reference types.
6156 (vect_compute_data_ref_alignment): Rename base to base_address in
6157 stmt_vec_info. Get the object in order to force its alignment.
6158 (vect_get_memtag_and_dr): Rename base to base_address in
6159 stmt_vec_info. Extract the object for memtag analysis.
6161 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6163 PR regression/19898.
6164 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6165 changes cc_status, use apply modified_in_p to part of cc_status
6166 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6169 2005-02-11 Richard Henderson <rth@redhat.com>
6171 * tree-complex.c (expand_complex_libcall): New.
6172 (expand_complex_multiplication): Use it for c99 compliance.
6173 (expand_complex_division): Likewise.
6174 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6176 * builtins.c (built_in_names): Remove const.
6177 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6179 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6180 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6181 (built_in_names): Remove const.
6182 * c-common.c (c_common_type_for_mode): Handle complex modes.
6183 * flags.h, toplev.c (flag_complex_method): Rename from
6184 flag_complex_divide_method.
6185 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6186 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6187 * libgcc2.h: Declare them.
6188 * libgcc-std.ver: Export them.
6189 * mklibgcc.in (lib2funcs): Build them.
6191 2005-02-11 Steven Bosscher <stevenb@suse.de>
6193 PR tree-optimization/19876
6194 Partially revert my change from 2005-01-14
6195 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6196 (compute_antic): ...and remove the loop here.
6198 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6201 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6202 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6204 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6205 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6207 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6209 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6210 offsets for the big-endian 32-bit case.
6212 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6214 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6216 2005-02-11 Dale Johannesen <dalej@apple.com>
6218 * cselib.c (cselib_process_insn): Clear out regs where
6219 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6220 * reload.c (find_equiv_reg): Ditto.
6222 2005-02-11 Ian Lance Taylor <ian@airs.com>
6224 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6227 * tree.c (build_function_type_list): Work correctly if there are
6230 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6232 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6233 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6234 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6235 TARGET_ZARCH instead of TARGET_64BIT.
6237 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6239 * config/rs6000/t-rtems:
6240 (MULTILIB_OPTIONS): Remove mcpu=602.
6241 (MUTLILIB_DIRNAMES): Remove m602.
6242 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6243 Let mcpu=602 match mcpu=603.
6244 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6246 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6248 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6251 2005-02-10 David Daney <ddaney@avtrex.com>
6253 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6254 * config/i386/linux-unwind.h: Likewise.
6255 * config/ia64/linux-unwind.h: Likewise.
6256 * config/mips/linux-unwind.h: Likewise.
6257 * config/pa/linux-unwind.h: Likewise.
6258 * config/rs6000/linux-unwind.h: Likewise.
6259 * config/s390/linux-unwind.h: Likewise.
6260 * config/sh/linux-unwind.h: Likewise.
6261 * config/sparc/linux-unwind.h: Likewise.
6263 2005-02-10 Steven Bosscher <stevenb@suse.de>
6265 PR tree-optimization/17549
6266 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6267 TER to replace a DEF with its expression if the DEF and the
6268 rhs of the expression we replace into have the same root
6271 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6273 * config/mips/mips.md: Fix the placement of the match_scratch in the
6276 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6278 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6281 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6283 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6284 (strip_offset): Handle addresses.
6285 (add_address_candidates): Use strip_offset.
6286 (difference_cost): Reflect strip_offset change.
6287 (force_var_cost, difference_cost): Strip nops.
6289 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6291 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6293 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6294 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6295 config/cris/cris-protos.h, config/cris/cris.c: Update
6298 2005-02-10 Jeff Law <law@redhat.com>
6300 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6301 (lookup_avail_expr): Similarly.
6303 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6305 * builtins.c (fold_builtin_powi): New function.
6306 (fold_builtin_1): Call it.
6308 2005-02-10 Steven Bosscher <stevenb@suse.de>
6310 PR documentation/19309
6311 * doc/cpp.texi: The __GNUC__ and related predefined macros
6312 are also defined for the "standalone" cpp.
6313 Some non-GCC compilers may also define __GNUC__.
6315 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6318 * c-typeck.c (common_type): New routine. Old common_type renamed
6320 (c_common_type): ...this.
6321 (build_conditional_expr, build_binary_op): Use c_common_type instead
6324 2005-02-10 Steven Bosscher <stevenb@suse.de>
6326 * doc/md.texi: Replace @samp{length} with @code{length}.
6328 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6330 PR tree-optimization/18687
6331 * tree-flow.h (find_loop_niter): Declare.
6332 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6333 Try using scev even for loops with more than one exit.
6334 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6335 (struct ivopts_data): Added niters field.
6336 (struct nfe_cache_elt): New.
6337 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6339 (tree_ssa_iv_optimize_init): Initialize niters cache.
6340 (determine_number_of_iterations): Removed.
6341 (find_induction_variables): Do not call determine_number_of_iterations.
6342 Access niters for single exit through niter_for_single_dom_exit.
6343 (add_iv_outer_candidates): Access niters for single exit through
6344 niter_for_single_dom_exit.
6345 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6346 number_of_iterations_cond.
6347 (iv_period): New function.
6348 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6349 (may_replace_final_value): Take data argument. Use
6350 niter_for_single_dom_exit.
6351 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6352 (rewrite_use_compare): Pass data to may_eliminate_iv.
6353 (rewrite_use_outer): Pass data to may_replace_final_value.
6354 (free_loop_data): Clean up the niters cache.
6355 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6356 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6357 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6358 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6359 (num_ending_zeros): Moved to tree.c.
6360 * tree.h (num_ending_zeros): Declare.
6361 * tree.c (num_ending_zeros): Moved from tree.c.
6363 2005-02-09 Richard Henderson <rth@redhat.com>
6365 * builtins.c (DEF_BUILTIN): Add COND argument.
6366 * tree.h (DEF_BUILTIN): Likewise.
6367 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6368 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6370 (DEF_BUILTIN_STUB): New.
6371 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6372 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6373 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6374 * c-common.c (DEF_BUILTIN): Add COND argument.
6375 * tree.c (local_define_builtin): New.
6376 (build_common_builtin_nodes): New.
6378 2005-02-09 Roger Sayle <roger@eyesopen.com>
6380 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6381 floating point expression ignoring the sign of the result.
6382 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6383 (fold) <MULT_EXPR>: Use it to simplify x*x.
6384 * tree.h (fold_strip_sign_ops): Prototype here.
6385 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6386 argument. Use fold_strip_sign_ops to simplify the first argument.
6387 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6388 first argument when the second argument is an even integer
6389 constant, but only with -funsafe_math_optimizations.
6390 (fold_builtin_1): Update call to fold_builtin_copysign.
6392 2005-02-09 Ian Lance Taylor <ian@airs.com>
6395 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6396 just check whether EH_FILTER_FAILURE falls through.
6398 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6400 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6401 insns return to ready list in the next turn.
6403 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6406 * builtins.def: New __builtin_powi[lf].
6407 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6408 (expand_builtin_powi): New function.
6409 (expand_builtin): Dispatch to expand_builtin_powi.
6410 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6411 * libgcc2.c: Add __builtin_powi[lf] implementation.
6412 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6413 * optabs.h: Add powi_optab.
6414 * optabs.c (init_optabs): Initialize powi_optab.
6415 * doc/extend.texi: Document __builtin_powi[lf].
6417 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6419 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6422 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6425 * fold-const.c (try_move_mult_to_index): Remove redundant
6426 type argument. Create ADDR_EXPR with correct type.
6427 (fold): Update callers of try_move_mult_to_index. Convert
6428 result to the appropriate type.
6430 2005-02-09 Roger Sayle <roger@eyesopen.com>
6433 * config/avr/avr.c (default_rtx_costs): Delete.
6434 (avr_operand_rtx_cost): New function.
6435 (avr_rtx_costs): Completely rewrite.
6437 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6440 * config/cris/cris.c (in_code): New variable.
6441 (cris_output_addr_const): Now a static function, a wrapper for
6443 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6444 case from old cris_output_addr_const.
6445 (cris_asm_output_label_ref): Similar for LABEL_REF.
6446 (cris_output_addr_const_extra): Similar for UNSPEC.
6447 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6448 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6449 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6451 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6452 (cris_asm_output_label_ref): Declare.
6454 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6456 PR preprocessor/19801
6457 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6458 filenames that changed when libcpp was moved to the toplevel.
6460 2005-02-07 Roger Sayle <roger@eyesopen.com>
6462 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6463 zero extensions of BImode operands. Call lowpart_subreg instead
6464 of gen_lowpart_common and gen_lowpart_SUBREG.
6466 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6469 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6470 * configure.ac: Set cc_for_cross_gnattools.
6471 * configure: Regenerate.
6473 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6476 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6478 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6481 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6482 of nested functions.
6484 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6486 * doc/extend.texi: Document deprecated extensions allowing
6487 static floating-point members to have initializers and allowing
6488 floating-point literals in integral constant expressions.
6490 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6492 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6493 config/darwin7.h, config/mips/mips.c,
6494 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6497 * cse.c: Update comments.
6499 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6502 * builtins.c (fold_builtin_sqrt): Transform
6503 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6506 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6507 Dorit Naishlos <dorit@il.ibm.com>
6509 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6510 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6511 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6513 * tree.h (vect_set_verbosity_level): New extern function declaration
6515 * tree-vectorizer.h (verbosity_levels): New enum type.
6516 * tree-vectorizer.c (vect_debug_stats): Function removed.
6517 (vect_debug_details): Likewise.
6518 (vect_verbosity_level): Global variable was defined and initialized.
6519 (vect_dump): Global variable definition.
6520 (vect_print_dump_info): New function.
6521 (vect_set_dump_settings): New function.
6522 (vect_set_verbosity_level): New function.
6523 (vectorize_loops): Add call to vect_set_dump_settings.
6525 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6526 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6527 (slpeel_tree_peel_loop_to_edge): Likewise.
6529 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6530 appropriate verbosity level instead of call to vect_debug_details
6531 or vect_debug_stats.
6532 (vect_get_base_and_offset):
6533 (vect_create_addr_base_for_vector_ref):
6534 (get_vectype_for_scalar_type):
6535 (vect_create_data_ref_ptr):
6537 (vect_get_vec_def_for_operand):
6538 (vect_finish_stmt_generation):
6539 (vectorizable_assignment):
6540 (vectorizable_operation):
6541 (vectorizable_store):
6542 (vectorizable_load):
6543 (vect_transform_stmt):
6544 (vect_update_ivs_after_vectorizer):
6545 (vect_do_peeling_for_loop_bound):
6546 (vect_update_inits_of_drs):
6547 (vect_do_peeling_for_alignment):
6548 (vect_transform_loop):
6549 (vect_is_simple_use):
6550 (vect_analyze_operations):
6551 (vect_is_simple_iv_evolution):
6552 (vect_analyze_scalar_cycles):
6553 (vect_analyze_data_ref_dependence):
6554 (vect_analyze_data_ref_dependences):
6555 (vect_compute_data_ref_alignment):
6556 (vect_enhance_data_refs_alignment):
6557 (vect_analyze_data_refs_alignment):
6558 (vect_analyze_data_ref_access):
6559 (vect_analyze_data_ref_accesses):
6560 (vect_analyze_pointer_ref_access):
6561 (vect_get_memtag_and_dr):
6562 (vect_analyze_data_refs):
6563 (vect_mark_relevant):
6564 (vect_stmt_relevant_p):
6565 (vect_mark_stmts_to_be_vectorized):
6566 (vect_can_advance_ivs_p):
6567 (vect_get_loop_niters):
6568 (vect_analyze_loop_form):
6569 (vect_analyze_loop):
6570 (vectorize_loops): Likewise.
6572 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6573 (vect_update_inits_of_drs):
6574 (vect_do_peeling_for_alignment):
6575 (vect_transform_loop):
6576 (vect_analyze_operations):
6577 (vect_analyze_scalar_cycles):
6578 (vect_analyze_data_ref_dependences):
6579 (vect_analyze_data_refs_alignment):
6580 (vect_analyze_data_ref_accesses):
6581 (vect_analyze_data_refs):
6582 (vect_mark_stmts_to_be_vectorized):
6583 (vect_get_loop_niters):
6584 (vect_analyze_loop_form):
6585 (vect_analyze_loop): Likewise.
6586 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6588 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6592 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6593 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6594 either -ffast-math or -funsafe-math-optimizations is in use.
6596 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6597 * config/mips/irix-csr.c: New file.
6598 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6599 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6600 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6603 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6605 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6606 redundant, incorrect definitions.
6608 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6610 ("*tls_indirect_call"): New, reference hard regs directly.
6611 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6613 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6615 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6616 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6618 2005-02-06 Roger Sayle <roger@eyesopen.com>
6620 PR rtl-optimization/19800
6621 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6622 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6625 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6627 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6629 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6632 * doc/invoke.texi: Correct documentation of -freorder-functions.
6634 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6637 * doc/invoke.texi: Don't mention gccbug.
6639 2005-02-06 Roger Sayle <roger@eyesopen.com>
6640 Andrew Pinski <pinskia@physics.uc.edu>
6641 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6643 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6644 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6645 into just (zero_extract:SI FOO (const_int 1) BAR).
6647 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6649 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6650 macro locally. Don't give last revision date. Use GCC version
6651 number from gcc-common.texi.
6652 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6653 revision date. Use GCC version number from gcc-common.texi.
6654 Describe being a library as current state rather than as 3.x
6656 * doc/gcc.texi: Remove last update date.
6657 * doc/gccint.texi: Likewise. Update copyright dates.
6658 * doc/install.texi: Update copyright dates.
6660 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6663 * doc/invoke.texi: Mention for each option included in -Wall that
6664 it is included in -Wall.
6665 * doc/gcc.texi: Update copyright and last modification date.
6667 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6669 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6670 unnecessary cast to original induction variable increments.
6672 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6674 PR tree-optimization/18219
6675 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6676 in distributed form.
6678 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6680 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6681 Set bitpos and offset later in the function. Do nothing if the
6682 target is a register and if the bitfield lies completely outside
6684 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6685 here. Return an uninitialised register if the source value is stored
6686 in a register and the bitfield lies completely outside that register.
6688 2005-02-06 Steven Bosscher <stevenb@suse.de>
6690 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6693 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6695 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6697 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6699 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6700 * config/darwin8.h: New.
6701 * config/darwin7.h: Update comment.
6703 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6704 Dorit Naishlos <dorit@il.ibm.com>
6706 * tree-vectorizer.h (LOC): New type.
6707 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6708 (loop_line_number): New field in struct _loop_vec_info.
6709 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6711 * tree-vectorizer.c (input.h): Included.
6712 (find_loop_location): New function.
6713 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6714 loop line number removed.
6715 (vect_debug_details): Likewise.
6716 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6718 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6719 call to vect_debug_details/stats changed from loop to loop_loc.
6720 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6721 (slpeel_tree_peel_loop_to_edge): Likewise.
6723 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6724 changed from NULL to UNKNOWN_LOC.
6725 (vect_get_base_and_offset):
6726 (vect_create_addr_base_for_vector_ref):
6727 (get_vectype_for_scalar_type):
6728 (vect_create_data_ref_ptr):
6730 (vect_get_vec_def_for_operand):
6731 (vect_finish_stmt_generation):
6732 (vectorizable_assignment):
6733 (vectorizable_operation):
6734 (vectorizable_store):
6735 (vectorizable_load):
6736 (vect_transform_stmt):
6737 (vect_update_ivs_after_vectorizer):
6738 (vect_do_peeling_for_loop_bound):
6739 (vect_do_peeling_for_alignment):
6740 (vect_transform_loop):
6741 (vect_is_simple_use):
6742 (vect_analyze_operations):
6743 (vect_is_simple_iv_evolution):
6744 (vect_analyze_scalar_cycles):
6745 (vect_analyze_data_ref_dependences):
6746 (vect_compute_data_ref_alignment):
6747 (vect_enhance_data_refs_alignment):
6748 (vect_analyze_data_ref_access):
6749 (vect_analyze_data_ref_accesses):
6750 (vect_analyze_pointer_ref_access):
6751 (vect_get_memtag_and_dr):
6752 (vect_analyze_data_refs):
6753 (vect_mark_relevant):
6754 (vect_stmt_relevant_p):
6755 (vect_mark_stmts_to_be_vectorized):
6756 (vect_can_advance_ivs_p):
6757 (vect_get_loop_niters):
6758 (vect_analyze_loop):
6759 (vectorize_loops): Likewise.
6761 (vectorizable_load): Argument in call to vect_debug_details/stats
6762 changed from loop to LOOP_LOC (loop_vinfo).
6763 (vect_transform_loop):
6764 (vect_analyze_operations):
6765 (vect_analyze_scalar_cycles):
6766 (vect_analyze_data_ref_dependence):
6767 (vect_enhance_data_refs_alignment):
6768 (vect_analyze_data_ref_accesses):
6769 (vect_analyze_pointer_ref_access):
6770 (vect_analyze_data_refs):
6771 (vect_analyze_loop): Likewise.
6773 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6774 changed from loop to loop_loc.
6776 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6778 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6779 Dorit Naishlos <dorit@il.ibm.com>
6781 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6783 (vect_analyze_data_ref_dependences): Likewise.
6785 (vect_is_simple_use): Argument changed from loop structure to
6786 loop_vect_info structure.
6787 (vect_can_advance_ivs_p): Likewise.
6788 (vect_create_index_for_vector_ref): Likewise.
6789 (vect_update_ivs_after_vectorizer): Likewise.
6790 (new_stmt_vec_info): Likewise.
6792 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6793 changed from loop to loop_vinfo.
6794 (vect_create_data_ref_ptr): First argument in call to
6795 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6796 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6797 was changed from loop to loop_vinfo.
6798 (vectorizable_operation): Likewise.
6799 (vectorizable_store): Likewise.
6800 (vect_mark_stmts_to_be_vectorized): Likewise.
6801 (vect_do_peeling_for_loop_bound): First argument in call to
6802 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6803 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6804 was changed from loop to loop_vinfo.
6805 (vect_analyze_data_ref_dependences): Third argument in call to
6806 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6808 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6809 (vect_create_data_ref_ptr): Likewise.
6810 (vect_init_vector): Likewise.
6811 (vect_get_vec_def_for_operand): Likewise.
6812 (vectorizable_assignment): Likewise.
6813 (vectorizable_operation): Likewise.
6814 (vectorizable_store): Likewise.
6815 (vectorizable_load): Likewise.
6816 (vect_update_ivs_after_vectorizer): Likewise.
6817 (vect_is_simple_use): Likewise.
6818 (vect_analyze_data_ref_dependence): Likewise.
6819 (vect_analyze_pointer_ref_access): Likewise.
6820 (vect_can_advance_ivs_p): Likewise.
6822 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6823 before _stmt_vec_info.
6824 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6825 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6826 (new_stmt_vec_info): Argument changed from loop structure to
6827 loop_vect_info structure
6829 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6830 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6831 (vect_create_addr_base_for_vector_ref): Likewise.
6832 (vect_analyze_pointer_ref_access): Likewise.
6834 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6837 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6838 phi flag if the phi is abnormal.
6840 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6843 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6844 information for the new statement.
6846 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6849 * gcc.c (main): Include the target in -v output.
6851 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6853 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6854 Do not drop the extend if we'd have to add a paradoxical subreg
6855 later. Include optabs.h and insn-codes.h.
6856 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6858 2005-02-02 Roger Sayle <roger@eyesopen.com>
6861 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6862 * fold-const.c (const_binop): Avoid constant folding floating
6863 point operations in modes that use composite representations.
6864 * simplify-rtx.c (simplify_binary_operation): Likewise.
6866 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6868 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6870 (altivec_dstt): Likewise.
6871 (altivec_dstst): Likewise.
6872 (altivec_dststt): Likewise.
6873 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6876 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6878 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6879 EXPR_LOCUS from orig_cond to the new cond_stmt.
6880 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6883 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6885 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6886 standard_iv_increment_position. Remove call to bsi_next
6887 (no need to bump the iterator anymore).
6888 (vect_create_index_for_vector_ref): Call
6889 standard_iv_increment_position. Remove second function argument.
6890 (vect_finish_stmt_generation): Remove call to bsi_next
6891 (no need to bump the iterator anymore).
6892 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6893 to vect_create_index_for_vector_ref.
6895 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6897 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6898 phis are used out of the loop.
6900 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6903 * c-decl.c (undef_nested_function): New variable.
6904 (pop_scope): Diagnose undefined nested functions.
6905 (finish_function): Don't attempt cgraph processing or genericizing
6906 if current top-level function contained an undefined nested
6907 function. Reset undef_nested_function at the end of a top-level
6910 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6912 * tree.c (build_int_cst_type): Take sign of the value into account
6913 when deciding whether sign extend the value.
6915 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6918 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6919 (cpp_options, cc1_options): Change %{std*&ansi} to
6920 %{std*&ansi&trigraphs}.
6922 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6924 * cse.c: Update comments.
6926 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6928 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6929 arguments go on the stack. Do not put complex doubles in odd/even
6932 2005-02-02 Steven Bosscher <stevenb@suse.de>
6934 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6935 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6936 -ftree-pre, and -fthread-jumps.
6938 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6940 PR tree-optimization/19578
6941 * tree-flow.h (modified_noreturn_calls): Declare.
6942 (noreturn_call_p): Declare.
6943 * tree-flow-inline.h (noreturn_call_p): New function.
6944 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6945 * tree-cfg.c (modified_noreturn_calls): New variable.
6946 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6947 that contain a mid-block noreturn call.
6948 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6950 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6952 * df.c (df_def_record_1, df_uses_record): Don't use
6954 * df.h (DF_FOR_REGALLOC): Remove.
6956 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6959 * c-typeck.c (really_start_incremental_init): Reset
6960 constructor_max_index for arrays of incomplete type.
6962 2005-02-02 Jeff Law <law@redhat.com>
6964 * gcse.c (struct reg_set): Store the block index where the register
6965 was set rather than the setting insn.
6966 (record_one_set, compute_transp): Corresponding changes.
6967 (pre_insert_copy_insn): Do not call replace_one_set.
6968 (replace_one_set): Remove.
6970 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6973 * doc/gcov.texi: Fix typo.
6975 2005-02-01 Richard Henderson <rth@redhat.com
6978 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6979 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6981 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6982 * config/i386/i386-protos.h: Update.
6984 2005-02-01 Steven Bosscher <stevenb@suse.de>
6986 PR tree-optimization/19217
6987 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6988 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6989 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6990 that it is walking a PHI node.
6992 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6994 * doc/extend.texi (Nested Functions): Update.
6996 2005-02-01 Richard Henderson <rth@redhat.com>
6999 * optabs.c (expand_copysign_absneg): Export.
7000 * optabs.h (expand_copysign_absneg): Declare.
7001 * config/rs6000/rs6000.md (copysigntf3): New.
7003 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7005 PR tree-optimization/19633
7006 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7007 * tree-ssa-alias.c (init_alias_info): Initialize.
7008 (merge_pointed_to_info): Set.
7009 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7010 (dump_points_to_info_for): Show value of pt_null.
7011 (struct count_ptr_d): Declare.
7012 (find_ptr_dereference): Remove.
7013 (ptr_is_dereferenced_by): Remove.
7014 (count_ptr_derefs): New local function.
7015 (count_uses_and_derefs): New local function.
7016 (compute_points_to_and_addr_escape): Call it. If the number
7017 of dereferences is greater than zero, mark the pointer as
7018 dereferenced. If there are fewer dereferences than uses of
7019 the pointer, the pointer's value escapes.
7021 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7023 PR tree-optimization/19670
7024 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7026 (verify_use): ... set it here, instead.
7028 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7030 * doc/sourcebuild.texi (Test directives): Fix formatting.
7032 * doc/sourcebuild.texi (Test directives): Describe selector
7035 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7037 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7038 specific 64-bit CPUs.
7040 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7043 * arm.c (arm_eliminable_register): New function.
7044 (adjacent_mem_locations): Don't allow eliminable registers. Use
7045 HOST_WIDE_INT for address offsets.
7046 * arm-protos.h (arm_eliminable_register): Add prototype.
7048 2005-02-01 Steven Bosscher <stevenb@suse.de>
7050 PR optimization/15242
7051 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7052 * basic-block.h (duplicate_computed_gotos): Add prototype.
7053 * bb-reorder.c (duplicate_computed_gotos): New function to
7054 duplicate sufficiently small blocks ending in a computed jump.
7055 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7056 if not optimizing for size.
7057 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7058 never do tail merging for blocks ending in a computed jump.
7059 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7061 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7063 Patch from Richard Sandiford <rsandifo@redhat.com>
7064 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7065 from inheriting a subreg equivalence with a non-spill register.
7067 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7069 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7071 * config/frv/frv.c (movcc_fp_destination_operand): New.
7072 (gpr_or_memory_operand): Fix typo in comment.
7073 (gpr_or_memory_operand_with_scratch): New.
7074 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7075 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7076 movcc_fp_destination_operand.
7077 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7078 Legitimize memory addresses using a scratch register.
7080 2005-01-31 Jeff Law <law@redhat.com>
7082 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7083 bitmap a sparse bitmap instead of a simple bitmap.
7084 (mark_def_sites_initialize_block): Corresponding changes.
7085 (ssa_mark_def_sites_initialize_block): Likewise.
7086 (ssa_mark_phi_uses): Likewise.
7087 (mark_def_site, ssa_mark_def_sites): Likewise.
7088 (mark_def_site_blocks): Likewise.
7089 (rewrite_ssa_into_ssa): Likewise.
7091 * tree-ssa-dom.c (record_cond): Pass correct variable type
7092 for last argument to htab_find_slot_with_hash.
7094 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7095 effects when optimizing 0 % X. Do not try to optimize X % 0.
7097 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7099 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7102 2005-02-01 Eric Christopher <echristo@redhat.com>
7104 * config/mips/mips.c (override_options): Warn if -mint64
7106 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7109 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7111 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7113 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7114 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7115 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7116 (cached_regno): Initialize to INVALID_REGNUM.
7117 (cse_reg_info_table_size,
7118 cse_reg_info_table_first_uninitialized,
7119 cse_reg_info_timestamp): New.
7120 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7122 (init_cse_reg_info, get_cse_reg_info_1): New.
7123 (get_cse_reg_info): Cache the last look-up.
7124 (new_basic_block): Update the code to clear mappings from
7125 registers to cse_reg_info entries.
7126 (cse_main): Call init_cse_reg_info.
7128 * cse.c (get_cse_reg_info): Update a comment.
7130 2005-01-31 Steven Bosscher <stevenb@suse.de>
7133 * c-decl.c (start_decl): Do not warn about arrays of elements with
7134 an incomplete type here.
7135 (grokdeclarator): Do it here by making a pedwarn an error.
7136 * c-typeck.c (push_init_level): If there were previous errors with
7137 the constructor type, do not warn about braces for initializers.
7138 (process_init_element): Likewise for excess initializer elements.
7140 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7142 * cse.c (delete_trivially_dead_insn): Don't iterate.
7144 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7146 * config/rs6000/rs6000.md (copysignsf3): New expand.
7147 (copysigndf3): Likewise.
7149 2005-01-31 Steven Bosscher <stevenb@suse.de>
7151 * recog.c (constrain_operands): Only look for earlyclobber operand
7152 conflicts if an '&' constraint was seen.
7154 2005-01-31 Marc Espie <espie@openbsd.org>
7156 * config.gcc: Don't include embedded systems fragment, switches default
7157 debugging format to ELF.
7158 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7159 longer pick it up there.
7161 2005-01-31 Dale Johannesen <dalej@apple.com>
7163 * doc/extend.texi (nested functions): Fix linkage description.
7164 Clarify that static is not allowed.
7166 2005-01-31 Dale Johannesen <dalej@apple.com>
7168 * config/rs6000/darwin.md (movsf_low_di): Make work.
7169 (movdf_low_di): Make work.
7171 2005-01-31 Dale Johannesen <dalej@apple.com>
7173 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7174 Make work for 64 bit.
7176 2005-01-31 Roger Sayle <roger@eyesopen.com>
7177 Dale Johannesen <dalej@apple.com>
7180 * fold-const.c (fold_binary_op_with_conditional_arg):
7181 Make types match original operands, before STRIP_NOPS.
7183 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7185 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7186 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7187 (struct gcc_sigcontext): Delete. Merge contents to..
7188 (struct gcc_ucontext): ..here.
7189 (get_sigcontext): Delete.
7190 (get_regs): New function, like get_sigcontext but return regs ptr.
7191 64-bit version finds regs from r1 to support vdso.
7192 (ppc_linux_aux_vector): New function.
7193 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7196 2005-01-31 Ira Rosen <irar@il.ibm.com>
7198 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7200 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7201 redundant fold. Fix misalignment for MINUS_EXPR.
7202 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7203 (vect_analyze_pointer_ref_access): Likewise.
7204 (vect_get_memtag_and_dr): Likewise.
7206 2005-01-31 Richard Henderson <rth@redhat.com>
7208 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7209 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7210 absnegdf2_i387, absnegxf2_i387): Likewise.
7212 2005-01-31 Richard Henderson <rth@redhat.com>
7215 * optabs.c (expand_copysign_absneg): New.
7216 (expand_copysign_bit): Split out from ...
7217 (expand_copysign): ... here. Use expand_copysign_absneg.
7219 2005-01-30 Roger Sayle <roger@eyesopen.com>
7222 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7223 constant as the second operand and a register as the third.
7225 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7228 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7229 that dllimport'd functions do not use all call-clobbered registers
7232 2005-01-30 Richard Henderson <rth@redhat.com>
7235 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7236 expand_abs_nojump and generalize. Use operand_subword and
7237 emit_no_conflict_block. Support large modes.
7238 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7240 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7241 negation to subtraction.
7242 (expand_copysign): Check that the format has signed zeros.
7243 Use operand_subword and emit_no_conflict_block. Support large modes.
7245 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7247 Fix PR tree-optimization/19624
7249 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7250 * tree-ssa-pre.c: Add cfgloop.h.
7252 (pre_stats): New member, constified.
7253 (inserted_exprs): New static variable.
7254 (NECESSARY): New macro.
7255 (create_expression_by_pieces): Fold the expression, and
7256 mark it as defaulting to not necessary. Also put in
7258 (fully_constant_expression): New function.
7259 (insert_into_preds_of_block): Modify to not insert phis when we
7260 are playing with induction variables.
7261 Push phis onto the inserted_exprs vector, and mark them as not
7262 necessary by default.
7263 (insert_aux): Call fully_constant_expression on eprime.
7264 If all edges produce the same value, mark it constant.
7265 (mark_operand_necessary): New function.
7266 (remove_dead_inserted_code): New function.
7267 (init_pre): Init loop optimizer to get loop info.
7268 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7269 (execute_pre): Commit edge inserts, then remove dead code.
7271 2005-01-30 Richard Henderson <rth@redhat.com>
7273 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7274 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7276 2005-01-30 Richard Henderson <rth@redhat.com>
7279 * config/i386/i386.c (ix86_expand_copysign): New.
7280 (ix86_split_copysign_const): New.
7281 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7282 rearrange op1/nmask operands.
7283 * config/i386/i386-protos.h: Update.
7284 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7285 (copysigndf3): Likewise.
7286 (copysignsf3_const, copysigndf3_const): New.
7287 (copysignsf3_var): Rename from copysignsf3, split out splitter
7288 and fix split predicate for X constraint.
7289 (copysigndf3_var): Similarly.
7291 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7293 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7294 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7295 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7297 2005-01-29 Richard Henderson <rth@redhat.com>
7300 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7301 of # and * in constraints.
7303 2005-01-29 Richard Henderson <rth@redhat.com>
7306 * expr.c (store_field): Don't strip sub-mode cast when the input
7307 data is even smaller.
7309 2005-01-29 Richard Henderson <rth@redhat.com>
7312 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7315 2005-01-29 Richard Henderson <rth@redhat.com>
7317 * combine.c (make_field_assignment): Fix argument order
7320 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7322 PR tree-optimization/15791
7323 * fold-const.c (extract_array_ref): New function.
7324 (fold): Fold comparisons between &a[i] and &a[j] or
7325 semantically equivalent trees.
7327 2005-01-29 Jeff Law <law@redhat.com>
7329 * gcse.c (insert_expr_in_table): Revamp handling of available
7330 and anticipatable occurrence lists to avoid unnecessary list
7332 (insert_set_in_table): Similarly.
7334 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7336 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7338 (c_build_qualified_type): Build qualified array types with
7339 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7340 * c-decl.c (c_make_fname_decl): Build unqualified array type
7341 before qualified type.
7342 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7343 type is qualified, not just if type itself is. Don't apply
7344 qualifiers to array type when declarator is processed. Apply
7345 qualifiers to field type whether or not it is an array type.
7346 Don't handle array types specially for applying qualifiers to
7348 * c-typeck.c (composite_type): Build unqualified element type and
7349 array type when forming composite of array types.
7350 (common_pointer_type, comptypes, comp_target_types,
7351 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7352 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7354 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7355 (args2) in variables a1 and a2.
7357 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7359 * cse.c (n_elements_made, max_elements_made): Remove.
7360 (insert): Don't touch n_elements_made.
7361 (cse_main): Don't touch n_elements_made or max_elements_made.
7363 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7366 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7367 configuration part of dp-bit.c to be lost.
7369 2005-01-28 Roger Sayle <roger@eyesopen.com>
7371 * expmed.c (expand_mult_highpart_optab): When attempting to use
7372 a non-widening multiplication in a wider mode, the operands need
7373 to be converted (zero or sign extended) to that mode.
7375 2005-01-28 Ian Lance Taylor <ian@airs.com>
7379 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7380 through if both operands fall through.
7382 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7384 * cse.c (fold_rtx) <PC>: Don't optimize.
7386 2005-01-28 Jeff Law <law@redhat.com>
7388 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7389 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7391 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7393 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7394 cse_reg_info_used_list_end): Remove.
7395 (cse_reg_info_list, cse_reg_info_list_free): New.
7396 (get_cse_reg_info): When allocating an instance of
7397 cse_reg_info, add it to the beginning of the cse_reg_info_list
7398 list. Remove code to maintain cse_reg_info_used_list.
7399 (new_basic_block): Reset the free list to the beginning of
7402 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7404 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7405 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7406 (frv_expand_mdpackh_builtin): New function.
7407 (frv_expand_builtin): Use it to expand __MDPACKH.
7408 * doc/extend.texi (__MDPACKH): Update documentation.
7410 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7412 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7413 SSE_FLOAT_MODE_P for use_sse computation.
7415 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7418 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7420 2005-01-27 Richard Henderson <rth@redhat.com>
7422 * builtins.c (expand_builtin_copysign): New.
7423 (expand_builtin): Call it.
7424 * genopinit.c (optabs): Add copysign_optab.
7425 * optabs.c (init_optabs): Initialize it.
7426 (expand_copysign): New.
7427 * optabs.h (OTI_copysign, copysign_optab): New.
7428 (expand_copysign): Declare.
7430 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7431 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7433 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7434 (ix86_expand_fp_absneg_operator): ... here.
7435 (ix86_split_copysign): New.
7436 * config/i386/i386-protos.h: Update.
7437 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7438 (copysignsf3, copysigndf3): New.
7440 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7441 (copysignsf3, ncopysignsf3): New.
7442 (copysigndf3, ncopysigndf3): New.
7443 (copysignxf3, ncopysignxf3): New.
7444 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7446 2005-01-27 Arend Bayer <arend.bayer@web.de>
7447 Kazu Hirata <kazu@cs.umass.edu>
7449 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7450 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7451 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7454 2005-01-27 Jeff Law <law@redhat.com>
7456 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7457 definitions of SSA_NAMEs which are not being rewritten.
7458 (rewrite_ssa_into_ssa): Only initialize the current definition
7459 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7460 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7461 SSA_NAMEs before returning.
7463 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7465 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7466 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7467 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7468 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7469 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7471 2005-01-27 Steven Bosscher <stevenb@suse.de>
7474 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7475 higher to -O2 and higher. Likewise for tree PRE.
7476 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7479 2005-01-27 Ian Lance Taylor <ian@airs.com>
7482 * gimple-low.c (try_catch_may_fallthru): New static function.
7483 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7484 * tree-inline.c (expand_call_inline): Don't warn about reaching
7485 the end of a non-void function being inlined if the function uses
7488 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7490 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7493 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7494 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7495 (implicitly_declare): Handle error_mark_node.
7497 2005-01-27 Richard Henderson <rth@redhat.com>
7500 * tree.h (struct tree_decl): Add debug_expr_is_from.
7501 (DECL_DEBUG_EXPR_IS_FROM): New.
7502 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7503 * dwarf2out.c (dwarf2out_var_location): Update to match.
7504 * tree-outof-ssa.c (create_temp): Likewise.
7505 * var-tracking.c (track_expr_p): Likewise.
7506 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7507 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7508 * toplev.c (default_tree_printer): Likewise.
7510 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7512 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7513 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7515 2005-01-27 Steven Bosscher <stevenb@suse.de>
7517 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7518 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7519 ASM_CLOBBERS): Add tree checks.
7521 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7522 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7523 * c-common.def (SWITCH_STMT): Update to match.
7524 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7525 macros instead of SWITCH_EXPR ones.
7526 * c-dump.c (c_dump_tree): Likewise.
7527 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7528 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7530 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7532 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7534 * unwind-dw2.c (execute_stack_op): Add missing cases for
7535 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7537 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7539 * config.gcc (Obsolete configurations): Remove 'dummy', add
7540 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7543 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7545 PR tree-optimization/19633
7546 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7548 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7549 are no call-clobbered variables.
7550 * tree-outof-ssa.c (check_replaceable): Return false for calls
7553 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7555 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7556 even for variables with NULL DECL_INITIAL.
7558 2005-01-26 Stuart Hastings <stuart@apple.com>
7560 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7562 2005-01-26 Richard Henderson <rth@redhat.com>
7565 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7567 * expr.c (store_field): Strip conversions to odd-bit-sized types
7568 if the destination field width matches.
7570 2005-01-26 Richard Henderson <rth@redhat.com>
7572 * c-decl.c, expmed.c, expr.c: Revert last change.
7574 2005-01-26 Richard Henderson <rth@redhat.com>
7577 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7579 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7580 if we don't need the bits above those present in the current mode.
7581 * expr.c (store_field): Strip conversions to odd-bit-sized types
7582 if the destination field width matches.
7584 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7586 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7587 either -ffast-math or -funsafe-math-optimizations is in use.
7589 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7593 * config/avr/avr.c (notice_update_cc): Only set condition code for
7594 ashrqi3 if shift count > 0.
7595 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7596 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7597 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7598 count <= 0 as a no-op, and shift count >= width by copying zero
7599 or sign bit to all bits of the result.
7600 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7601 count, with attribute "length" set to 0 and "cc" set to "none".
7603 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7605 * doc/invoke.texi: Document -mTLS.
7607 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7608 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7609 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7610 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7611 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7612 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7613 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7614 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7616 * configure.ac: Check for a TLS capable gas.
7618 * configure: Regenerate.
7620 2005-01-26 Richard Henderson <rth@redhat.com>
7623 * combine.c (make_field_assignment): Simplify store to zero_extract
7624 from a source with an overlapping mask.
7626 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7628 2004-11-11 Eric Christopher <echristo@redhat.com>
7630 * config/frv/frv.md: Add fr400_integer automaton. Don't
7631 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7634 2005-01-26 Steven Bosscher <stevenb@suse.de>
7637 * cfgbuild.c (make_edges): Do not clear or set
7638 current_function_has_computed_jump.
7639 * function.h (struct function): Remove the has_computed_jump field.
7640 (current_function_has_computed_jump): Do not define.
7641 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7642 in a computed jump. Ignore current_function_has_computed_jump.
7644 2005-01-26 Richard Henderson <rth@redhat.com>
7647 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7648 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7650 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7651 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7652 objects into static storage if they have more than one non-zero value.
7653 * tree.h (categorize_ctor_elements): Update decl.
7655 2005-01-26 Steven Bosscher <stevenb@suse.de>
7658 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7659 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7660 to this function from 2004-07-10.
7661 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7662 the current function for tail call optimizations if the address
7663 of one of it its arguments is taken.
7665 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7667 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7669 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7671 * function.c (expand_function_end): If current_function_calls_alloca,
7672 emit stack restore in a place that is reached when the function falls
7675 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7677 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7678 rule to avoid matching inappropriate suffix rule.
7680 2005-01-26 Jan Hubicka <jh@suse.cz>
7682 PR tree-optimization/19241
7683 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7685 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7687 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7688 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7690 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7691 <sim*>: Always use crt1.o, regardless of N in simN.
7692 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7693 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7694 (CRT_CALL_STATIC_FUNCTION): Remove.
7695 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7696 use crt1.o, regardless of N in simN.
7697 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7698 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7699 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7700 case isystem setting.
7701 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7703 2005-01-25 Ian Lance Taylor <ian@airs.com>
7705 * gimple-low.c (block_may_fallthru): Correct handling of
7706 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7708 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7710 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7711 handlers to match indentation; nested under the mtune=* handler.
7712 Similar for mcpu= and march=.
7714 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7716 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7717 * config/mips/linux64.h (LIB_SPEC): Likewise.
7718 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7719 * config/sh/linux.h (LIB_SPEC): Likewise.
7721 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7723 * config/frv/frv.c (frv_legitimize_tls_address): New.
7724 (TARGET_HAVE_TLS): Define.
7725 (FRV_SYMBOL_REF_TLS_P): Define.
7726 (frv_override_options): Handle new register classes.
7727 (frv_legitimate_address_p): Reject tls addresses.
7728 (frv_legitimize_address): Handle TLS addresses.
7729 (gen_inlined_tls_plt): New.
7731 (frv_legitimize_tls_address): New.
7732 (unspec_got_name): Add TLS entries.
7733 (got12_operand): Add R_FRV_TLSMOFF12 case.
7734 (frv_emit_move): Fixup TLS addresses.
7735 (frv_emit_movsi): Legitimize TLS addresses.
7737 * config/frv/frv.h (MASK_BIG_TLS): New.
7738 (TARGET_BIG_TLS): New.
7739 (HAVE_AS_TLS): Define.
7740 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7741 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7742 (REG_CLASS_NAMES): Same.
7743 (REG_CLASS_CONTENTS): Same.
7744 (CONSTRAINT_LEN): New.
7745 (REG_CLASS_FROM_CONSTRAINT): New.
7746 (PREDICATE_CODES): Add symbolic_operand.
7748 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7749 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7750 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7751 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7752 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7753 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7754 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7755 GR9_REG, GR14_REG, LRREG.
7756 (type): Add load_or_call attribute.
7757 ("load_or_call"): New reservation.
7758 ("call_gettlsoff"): New.
7759 ("tls_indirect_call"): New.
7760 ("tls_load_gottlsoff12"): New.
7761 ("tlsoff_hilo"): New.
7762 ("tls_tlsdesc_ldd"): New.
7763 ("tls_tlsoff_ld"): New.
7766 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7768 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7770 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7771 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7772 * config/frv/frv.c (TLS_BIAS): Define.
7773 (frv_output_dwarf_dtprel): New.
7775 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7777 PR rtl-optimization/19579
7778 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7779 both A and B, see if they don't clobber registers the other expr uses.
7781 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7783 * real.c (do_add): Initialize signalling and canonical members.
7785 * real.c (real_from_integer): Zero out destination.
7787 2005-01-18 Jan Hubicka <jh@suse.cz>
7789 PR tree-optimize/19337
7790 * tree-inline.c (initialize_inlined_parameters): Copy
7791 saved_static_chain_decl only.
7793 2005-01-25 Richard Henderson <rth@redhat.com>
7797 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7798 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7799 80387 enabled, to return a proper subclass. Return the subset that
7800 overlaps with GENERAL_REGS for PLUS.
7801 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7803 2005-01-25 Richard Henderson <rth@redhat.com>
7806 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7808 2005-01-25 Roger Sayle <roger@eyesopen.com>
7810 * expmed.c (choose_multiplier): Change interface to return the
7811 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7812 (expand_divmod): Update calls to choose_multiplier.
7814 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7817 * expmed.c (extract_bit_field): Use adjust_address instead of
7818 gen_lowpart when op0 is a MEM.
7820 2005-01-24 Steven Bosscher <stevenb@suse.de>
7822 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7824 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7826 * config/mips/irix-csr.c: New file.
7827 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7828 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7829 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7832 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7835 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7836 sparc/elf.h, add sparc/sp-elf.h.
7837 (sparc-*-rtems*): Likewise.
7838 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7839 tm-dwarf2.h, add sparc/sp-elf.h.
7840 (sparc86x-*-elf): Likewise.
7841 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7842 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7843 TARGET_OS_CPP_BUILTINS.
7844 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7845 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7847 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7848 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7849 (SWITCH_TAKES_ARG): Likewise.
7850 (LOCAL_LABEL_PREFIX): Likewise.
7851 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7852 (TARGET_N_FORMAT_TYPES): Delete.
7853 (TARGET_FORMAT_TYPES): Likewise.
7854 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7855 * config/sparc/elf.h: Delete.
7856 * config/sparc/sp-elf.h: New file.
7858 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7860 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7861 * tree-flow.h: Remove the corresponding prototype.
7862 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7863 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7865 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7868 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7869 for AIX ABI or ELF -fPIC.
7870 (rs6000_emit_load_toc_table): Don't create toc_section here.
7871 (rs6000_xcoff_file_start): Nor here.
7873 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7875 * sh.c (ra.h): Don't #include.
7876 (hard_regs_intersect_p): New function, resurrected from ra.c.
7878 * sh.c: Fix 1996 Copyright.
7880 2005-01-24 Richard Henderson <rth@redhat.com>
7881 Aldy Hernandez <aldyh@redhat.com>
7883 * regrename.c (note_sets): Handle subregs.
7885 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7888 * genconditions.c (write_header, write_conditions): Elide file if
7891 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7893 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7894 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7897 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7899 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7900 expand_builtin_printf, expand_builtin_fprintf,
7901 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7902 checking against POINTER_TYPE.
7903 (validate_arglist): Handle POINTER_TYPE code by checking
7906 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7908 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7910 (for_each_rtx): Call for_each_rtx_1.
7911 * rtl.h (init_rtlanal): Declare.
7912 * toplev.c (backend_init): Call init_rtlanal.
7914 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7916 * flow.c (propagate_one_insn): Formatting.
7919 * flow.c (libcall_dead_p): Be more conservative if unsure.
7920 If there are any instructions between insn and call, see if they are
7921 all dead before saying the libcall is dead.
7923 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7925 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7926 operand constraint for operand 0.
7928 2005-01-23 Richard Henderson <rth@redhat.com>
7931 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7932 edges leading to join block.
7934 2005-01-23 Roger Sayle <roger@eyesopen.com>
7936 * expmed.c (expand_mult_highpart): Make static. Change type of
7937 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7938 (expand_divmod): Updates calls to expand_mult_highpart by using
7939 gen_int_mode to pass a CONST_INT rtx.
7940 * rtl.h (expand_mult_highpart): Remove prototype.
7942 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7944 * flow.c (regset_bytes, regset_size): Remove.
7946 * cfganal.c: Fix a reference to Harvey's paper.
7948 2005-01-23 Steven Bosscher <stevenb@suse.de>
7950 PR rtl-optimization/19464
7951 * tree-optimize.c (init_tree_optimization_passes): Add one more
7952 copyrename pass just before out-of-ssa.
7954 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7957 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7958 * ggc-none.c (ggc_free): Define.
7960 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7962 * cse.c (max_reg, max_insn_uid): Remove.
7963 (cse_main): Don't access max_reg or max_insn_uid.
7965 * c-common.c (explicit_flag_signed_bitfields,
7966 lang_statement_code_p, lang_expand_function_end): Remove.
7967 * c-common.h: Remove the corresponding declarations.
7968 * c-opts.c (c_common_handle_option): Remove all write access
7969 to explicit_flag_signed_bitfields.
7971 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7972 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7973 * cgraph.h: Remove the corresponding declaration.
7975 * gcse.c (null_pointer_info): Remove.
7977 2005-01-23 Roger Sayle <roger@eyesopen.com>
7978 Eric Botcazou <ebotcazou@libertysurf.fr>
7980 * combine.c (simplify_logical): Only simplify logical expressions
7981 of the form ior(and(x,y),z) by the inverse distributive law if the
7982 result is cheaper than the original.
7984 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7986 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7987 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7988 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7989 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7990 config/freebsd-spec.h, config/arm/arm.h,
7991 config/h8300/h8300.md, config/i386/i386.md,
7992 config/i386/predicates.md, config/i386/sse.md,
7993 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7994 config/vax/vax.md: Fix comment typos. Follow spelling
7997 2005-01-23 Steven Bosscher <stevenb@suse.de>
7999 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8000 tests, instead of `less than'.
8002 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8004 * function.c (assign_parm_setup_block): When creating a new stack slot
8005 for a parameter, get its alignment from the parameter's DECL_ALIGN
8006 rather than the type's TYPE_ALIGN. Make sure that the parameter
8007 is at least word aligned.
8009 2005-01-22 Roger Sayle <roger@eyesopen.com>
8012 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8014 2005-01-22 Richard Henderson <rth@redhat.com>
8017 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8018 in both compare operands.
8019 (movdfcc_1_sse_max): Likewise.
8020 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8021 (movdfcc_1_sse): Likewise.
8022 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8023 scratch register as needed.
8025 2005-01-22 Richard Henderson <rth@redhat.com>
8027 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8029 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8031 2005-01-22 Richard Henderson <rth@redhat.com>
8033 * genopinit.c (optabs): Use smin/smax for floating point too.
8034 * doc/md.texi: Update to match. Clarify that floating point
8035 results are undefined for +0/-0 and NaN.
8036 * doc/rtl.texi: Likewise.
8037 * rtl.def (SMIN, SMAX): Likewise
8038 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8040 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8041 leading 's' to the name.
8042 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8043 smaxxf3, sminxf3): Likewise.
8044 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8047 2005-01-22 Paul Brook <paul@codesourcery.com>
8049 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8051 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8053 * config/s390/s390.c (struct processor_costs): New fields
8054 dlgr, dlr, dr, dsgfr, dsgr.
8055 (z900_cost, z990_cost): Values for new fields.
8056 (s390_rtx_costs): New cases MEM und COMPARE in switch
8057 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8058 DIV, MOD, UDIV, UMOD.
8060 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8062 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8063 into the register being decremented.
8064 ("doloop_si31", "doloop_di"): Likewise.
8065 ("*doloop_si_long"): Adapt pattern.
8067 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8069 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8071 (CLASS_MAX_NREGS): Likewise.
8073 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8075 * doc/tree-ssa.texi (Statement Operands): Add example for new
8076 must-def macro. Note deprecation of old operands interface.
8078 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8080 PR tree-optimization/19484
8081 * tree-cfg.c (remove_fallthru_edge): New function.
8082 (cleanup_control_flow): Remove fallthru edges from calls that are
8083 now known not to return.
8085 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8087 Fix PR tree-optimization/19038
8088 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8089 copies with loop variant ones.
8091 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8093 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8094 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8095 config/alpha/alpha.md, config/alpha/predicates.md,
8096 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8097 config/sparc/sol2.h: Update copyright.
8099 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8100 first label to see if it is a nonlocal label.
8102 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8103 Andrew Pinski <pinskia@physics.uc.edu>
8106 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8107 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8109 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8111 * config/rs6000/rtems.h: Update copyright.
8113 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8116 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8117 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8118 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8120 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8123 * c-typeck.c (convert_arguments): Check for error_mark_node.
8125 2005-01-21 Ian Lance Taylor <ian@airs.com>
8127 PR tree-optimization/13000
8128 * tree-inline.c: Include "tree-flow.h".
8129 (expand_call_inline): If warn_return_type, warn if non-void inline
8130 function falls through.
8131 * tree-cfg.c (execute_warn_function_return): Don't warn about
8132 control reaching end if TREE_NO_WARNING is set. Set
8134 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8136 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8137 branch if we don't need one.
8138 * c-typeck.c: Include "tree-flow.h"
8139 (c_finish_bc_stmt): Don't add a goto if the current statement
8140 list doesn't fall through to the current point.
8142 2005-01-21 Roger Sayle <roger@eyesopen.com>
8144 PR rtl-optimization/576
8145 * real.c (real_arithmetic): Change return type from void to bool
8146 to return an indication that the result may be inexact.
8147 * real.h (real_arithmeric): Update prototype.
8148 * fold-const.c (const_binop): Don't constant fold floating
8149 point expressions when the user specifies -frounding-math and
8150 the result may depend upon the run-time rounding mode.
8151 (fold_convert_const_real_from_real): Clean-up.
8152 (fold_initializer): Ignore flag_rounding_math for initializers.
8153 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8154 constant fold FP operations with flag_rounding_math if the
8155 result may depend upon the run-time rounding mode.
8157 2005-01-21 Tom Tromey <tromey@redhat.com>
8159 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8161 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8163 * tree-cfg.c: Fix comment typos.
8165 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8167 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8168 around the call to rest_of_handle_branch_target_load_optimize.
8170 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8172 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8173 (sparc64-*-openbsd*): Likewise.
8174 (sparclite-*-elf*): Include tm-dwarf2.h.
8175 (sparc86x-*-elf*): Likewise.
8176 (sparc64-*-elf*): Likewise.
8177 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8178 (DBX_DEBUGGING_INFO): Likewise.
8179 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8180 (PREFERRED_DEBUGGING_TYPE): Likewise.
8181 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8182 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8183 (PREFERRED_DEBUGGING_TYPE): Likewise.
8184 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8185 (PREFERRED_DEBUGGING_TYPE): Likewise.
8186 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8188 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8191 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8193 2005-01-20 Paul Brook <paul@codesourcery.com>
8195 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8197 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8199 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8200 label is first in a sequence of labels.
8202 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8204 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8205 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8207 * doc/sourcebuild.texi (Test Directives): New.
8209 2005-01-20 Roger Sayle <roger@eyesopen.com>
8211 * real.c (real_floor): Don't leave the result uninitialized when
8212 mode is VOIDMode, but return the unrounded intermediate value.
8213 (real_ceil): Likewise.
8215 2005-01-20 Paul Brook <paul@codesourcery.com>
8217 * config/arm/arm.md (insv): Use gen_int_mode.
8219 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8221 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8222 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8223 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8224 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8225 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8227 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8230 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8231 fbreg, so we have to assume we can't.
8232 (loc_descriptor_from_tree_1): Ditto.
8233 (containing_function_has_frame_base): New function.
8234 (add_location_or_const_value_attribute): Use it.
8235 Also try to generate a frame_base from a single element location
8238 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8240 PR tree-optimization/15349
8241 * timevar.def (TV_TREE_MERGE_PHI): New.
8242 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8244 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8245 calls to tree_forwarder_block_p.
8246 (remove_forwarder_block_with_phi, merge_phi_nodes,
8247 gate_merge_phi, pass_merge_phi): New.
8248 * tree-optimize.c (init_tree_optimization_passes): Add
8250 * tree-pass.h: Add an extern for pass_merge_phi;
8252 2005-01-20 Richard Henderson <rth@redhat.com>
8255 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8256 (_mm_castps_pd, _mm_castps_si128): New.
8257 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8259 2005-01-20 Richard Henderson <rth@redhat.com>
8262 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8263 __builtin_ia32_vec_init_v2si.
8264 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8265 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8266 (ix86_init_mmx_sse_builtins): Create it.
8267 (ix86_expand_builtin): Expand it.
8268 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8269 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8270 (vec_extractv2si_0, vec_extractv2si_1): New.
8272 2005-01-20 Richard Henderson <rth@redhat.com>
8275 * config/i386/i386.c (ix86_expand_push): New.
8276 * config/i386/mmx.md (push<MMXMODE>1): New.
8277 * config/i386/sse.md (push<SSEMODE>1): New.
8278 * config/i386/i386-protos.h: Update.
8280 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8282 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8285 2005-01-20 Richard Henderson <rth@redhat.com>
8287 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8288 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8290 2005-01-19 Richard Henderson <rth@redhat.com>
8293 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8294 to V4SFmode in SSE1 fallback load path.
8296 2005-01-19 Richard Henderson <rth@redhat.com>
8298 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8299 in QImode expansion to ix86_expand_vector_set.
8300 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8302 2005-01-19 Richard Henderson <rth@redhat.com>
8305 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8306 subclass of the input class.
8307 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8308 Always true for cross-SSE1 classes. Rationalize conditionals.
8309 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8310 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8311 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8312 (movdi_2): Add MMX/SSE zeros.
8313 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8314 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8315 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8316 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8317 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8318 (zero_extendsidi2_rex64_1): Remove.
8319 (MOV0 peephole): Check GENERAL_REG_P.
8321 2005-01-19 Richard Henderson <rth@redhat.com>
8324 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8326 (ix86_expand_vector_extract): Likewise.
8328 2005-01-19 Richard Henderson <rth@redhat.com>
8331 * expr.c (emit_move_change_mode): New argument force; use
8332 simplify_gen_subreg if true.
8333 (emit_move_via_alt_mode): Merge into ...
8334 (emit_move_via_integer): ... here.
8335 (emit_move_ccmode): Use emit_move_change_mode directly.
8337 2005-01-19 Richard Henderson <rth@redhat.com>
8340 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8341 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8342 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8344 (alpha_emit_set_const): Likewise. Make static.
8345 (alpha_emit_set_long_const): Make static.
8346 (alpha_extract_integer): Split out from alpha_expand_mov.
8347 (alpha_split_const_mov): Likewise.
8348 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8349 (alpha_legitimate_constant_p): New.
8350 * config/alpha/alpha-protos.h: Update.
8351 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8352 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8353 * config/alpha/alpha.md (movsi): Add n alternative.
8354 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8355 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8356 (splitters for all of the above): Use alpha_split_const_mov.
8357 * config/alpha/predicates.md (non_add_const_operand): New.
8358 (non_zero_const_operand): New.
8359 (input_operand): Use alpha_legitimate_constant_p after reload.
8361 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8363 PR tree-optimization/19038
8364 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8365 (add_candidate): Add ivs with increment in latch only if
8366 allow_ip_end_pos_p is true.
8367 (determine_iv_cost): Use empty_block_p.
8369 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8371 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8372 (compute_dominance_frontiers): Ditto.
8374 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8377 * config/sh/t-rtems: New.
8378 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8380 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8382 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8383 the offset of the selected field.
8385 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8387 * tree-cfg.c (remove_forwarder_block): Fix the check to
8388 prevent a nonlocal label from appearing in the middle of a
8391 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8393 PR rtl-optimization/19462
8394 * reorg.c (find_end_label): Create return insn only if
8395 current_function_epilogue_delay_list is empty.
8397 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8399 * doc/passes.texi: Remove paragraph mentioning new-ra.
8401 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8403 PR rtl-optimization/15139
8404 * combine.c: Include params.h.
8405 (count_rtxs): New function.
8406 (record_value_for_reg): If replace_rtx would replace at least
8407 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8408 (clobber (const_int 0)) instead of TEM.
8409 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8410 * params.h (MAX_LAST_VALUE_RTL): New.
8411 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8412 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8415 * c-typeck.c (digest_init): Only call build_vector if all constructor
8416 elements are *_CST nodes.
8417 * gimplify.c (gimplify_init_constructor): Likewise.
8420 * c-typeck.c (digest_init): Only call build_vector if inside_init
8423 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8425 * toplev.c (init_asm_output): Remove dead #ifdef.
8427 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8429 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8431 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8433 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8434 accessing DECL_FUNCTION_CODE.
8435 * dojump.c (do_jump): Likewise.
8436 * gimplify.c (gimplify_call_expr): Likewise.
8437 * predict.c (expr_expected_value): Likewise.
8438 (strip_builtin_expect): Likewise.
8439 * tree-inline.c (estimate_num_insns_1): Likewise.
8440 * tree-ssa-loop-im.c (stmt_cost): Likewise
8441 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8442 (tree_expr_nonnegative_p): Likewise.
8444 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8446 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8447 variant of the load_pcrel_sym pattern.
8448 * config/sparc/sparc.md (P macro): Move to the top.
8449 (load_pcrel_sym): Macroize using P.
8450 (save_register_window): Likewise.
8452 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8454 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8457 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8460 * c-typeck.c (build_asm_expr): Strip nops off
8461 input memory operands.
8463 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8465 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8466 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8467 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8468 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8470 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8473 * config/i386/i386.c (override_options): If the 80387 is disabled,
8474 then do not return FP values using FP registers.
8476 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8478 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8479 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8480 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8481 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8482 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8483 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8484 output.h, postreload-gcse.c, postreload.c, recog.c,
8485 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8486 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8487 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8488 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8489 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8490 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8491 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8492 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8494 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8495 config/alpha/alpha.c, config/arm/vfp.md,
8496 config/i386/emmintrin.h, config/i386/i386-modes.def,
8497 config/i386/i386-protos.h, config/i386/i386.h,
8498 config/i386/pmmintrin.h, config/i386/ppro.md,
8499 config/i386/predicates.md, config/i386/xmmintrin.h,
8500 config/i860/i860.c, config/ia64/ia64-modes.def,
8501 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8502 config/ia64/ia64.md, config/ia64/itanium1.md,
8503 config/ia64/itanium2.md, config/ia64/predicates.md,
8504 config/iq2000/iq2000.h, config/mips/linux64.h,
8505 config/rs6000/aix41.h, config/rs6000/aix43.h,
8506 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8507 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8508 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8509 config/sparc/linux64.h, config/sparc/litecoff.h,
8510 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8511 config/sparc/sparc.h, config/sparc/sparc.md,
8512 config/sparc/sysv4-only.h: Update copyright.
8514 2005-01-18 Richard Henderson <rth@redhat.com>
8517 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8519 2005-01-18 Marc Espie <espie@openbsd.org>
8520 * config/i386/openbsdelf.h: Typo.
8522 2005-01-18 Richard Henderson <rth@redhat.com>
8524 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8525 special case for sse.
8526 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8528 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8530 * tree-inline.c (estimate_num_insns_1): Added cases for
8531 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8533 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8535 PR rtl-optimization/19296
8536 * combine.c (simplify_comparison): Rewrite the condition under
8537 which a non-paradoxical SUBREG of a PLUS can be lifted when
8538 compared against a constant.
8540 2005-01-18 Andi Kleen <ak@muc.de>
8542 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8543 * c.opt (-Wpointer-sign): Add.
8544 * doc/invoke.texi: (-Wpointer-sign): Add.
8546 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8548 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8549 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8550 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8551 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8552 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8553 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8554 for TARGET_MIX_SSE_I387.
8555 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8556 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8557 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8558 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8559 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8560 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8561 TARGET_MIX_SSE_I387.
8562 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8565 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8568 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8569 Add movaps alternative for xmm reg->reg move.
8571 2005-01-17 Jeff Law <law@redhat.com>
8573 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8574 at the end of the main DOM loop rather than just before DOM exits.
8576 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8578 PR tree-optimization/19121
8579 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8580 adding aliases to a name tag, also add them to the pointer's
8582 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8583 sensitive alias info at all. Only check that the two pointers
8584 have compatible pointed-to sets.
8585 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8586 a pointer's type tag is a superset of the alias set of the
8589 2005-01-17 James E Wilson <wilson@specifixinc.com>
8592 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8593 comment to document why.
8595 2005-01-17 Richard Henderson <rth@redhat.com>
8597 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8598 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8599 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8600 sse2_vmsminv2df3_finite): New.
8601 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8602 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8603 Force op1 into register.
8605 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8607 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8608 bubblestrap from always rebuilding build directory.
8610 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8612 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8613 ("*cmpmem_short"): Likewise.
8615 2005-01-17 Steven Bosscher <stevenb@suse.de>
8617 * basic-block.h: Document BB_* flags.
8618 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8619 use an sbitmap instead.
8620 * sched-rgn.c (compute_trg_info): Likewise.
8622 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8624 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8625 redundant target_cpu_default and extra_parts lines. Use the default
8627 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8628 (SUBTARGET_EXTRA_SPECS): Delete.
8629 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8630 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8631 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8632 and "n32" for -mabi=n32.
8634 2005-01-17 Ian Lance Taylor <ian@airs.com>
8637 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8638 fold constant variables into initial values.
8640 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8642 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8644 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8645 through the statements backward.
8647 2005-01-17 Ian Lance Taylor <ian@airs.com>
8649 PR middle-end/13127:
8650 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8651 a variable set to the return value of the inlined function.
8653 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8655 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8656 when modes are tieable.
8658 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8660 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8661 of pthread_create to find out if threads are enabled.
8662 * gthr-posix95.h (__gthread_active_p): Likewise.
8664 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8666 * common.opt (-fnew-ra): Remove.
8668 * toplev.h (flag_new_regalloc): Remove.
8669 * Makefile.in (ra*.*): Don't mention.
8670 * passes.c (rest_of_handle_new_regalloc): Remove.
8671 (rest_of_handle_combine, rest_of_compilation): Always consider
8672 flag_new_regalloc as false.
8673 * doc/invoke.texi: Don't document -fnew-ra.
8675 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8677 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8678 last parameter to reg_scan.
8679 * loop.c (loop_optimize): Likewise.
8680 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8681 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8682 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8683 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8684 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8685 * regclass.c (reg_scan): Likewise, for the declaration.
8686 * rtl.h (reg_scan): Likewise, for the prototype.
8688 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8690 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8691 mark_dfs_back_edges.
8693 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8695 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8696 (compute_avail): Uses don't go in tmp_gen.
8698 2005-01-16 Steven Bosscher <stevenb@suse.de>
8700 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8701 loop to look for a free slot in a page entry.
8703 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8706 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8707 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8708 just before targetm.asm_out.file_end.
8709 * tree.h (process_pending_assemble_output_defs): Declare.
8710 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8712 (assemble_alias): Defer generation of assembly code for defines when
8713 TARGET_DEFERRED_OUTPUT_DEFS is true.
8714 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8715 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8716 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8718 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8721 * pa.c (pa_scalar_mode_supported_p): New function.
8722 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8723 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8725 * pa-protos.h (prefetch_operand): Delete.
8726 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8727 * pa.c (prefetch_operand): Delete.
8728 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8729 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8730 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8731 and prefetch_nocc_operand.
8732 * pa.md (prefetch): Rework to avoid reload problems handling short
8733 displacements when a cache control completer needs to be provided.
8734 (prefetch_32, prefetch_64): Delete.
8735 (prefetch_cc, prefetch_nocc): New patterns.
8737 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8739 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8741 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8744 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8745 exceeds maximum alignment for global common data.
8746 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8747 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8749 2004-01-15 Roger Sayle <roger@eyesopen.com>
8751 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8753 2004-01-15 Roger Sayle <roger@eyesopen.com>
8755 * harg-reg-set.h (reg_class_names): Prototype global array.
8756 * regclass.c (reg_class_names): Declare here and initialize to
8758 (dump_regclass): Remove local declaration of reg_class_names.
8759 (regclass): Likewise.
8760 * cfg.c (dump_flow_info): Likewise.
8761 * ra-debug.c (reg_class_names): Likewise.
8762 * regrename.c (reg_class_names): Likewise.
8763 * reload.c (reg_class_names): Likewise.
8764 * reload1.c (spill_failure): Likewise.
8765 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8767 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8769 * config/s390/s390.md ("reload_outti"): Remove predicate for
8770 output operand. Abort if operand is not a MEM.
8771 ("reload_outdi", "reload_outdf"): Likewise.
8773 2005-01-15 Marc Espie <espie@openbsd.org>
8775 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8776 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8777 * config/openbsd.h: Fix C++ includes for native configurations.
8778 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8779 Add trampoline support.
8780 * config/i386/openbsdelf.h: New.
8782 2005-01-15 Marc Espie <espie@openbsd.org>
8784 * collect2.c (main): Explicitly parse -dynamic-linker option.
8786 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8788 PR tree-optimization/19060
8789 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8790 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8791 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8792 and handle extract_range_from_cond returning false.
8793 * fold-const.c (fold): Optimize comparisons with min/max even for
8794 width > HOST_BITS_PER_WIDE_INT.
8796 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8798 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8799 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8800 Remove little endian multilib variants.
8801 Add mips32 multilib variant.
8803 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8805 * explow.c (copy_all_reg, stabilize): Remove.
8806 * expr.h: Remove the corresponding prototypes.
8808 * rtlanal.c (regs_set_between_p): Remove.
8809 * rtl.h: Remove the corresponding prototype.
8811 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8813 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8814 to rs6000_nonimmediate_operand.
8815 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8816 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8817 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8818 rs6000_nonimmediate_operand.
8819 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8820 rs6000_nonimmediate_operand.
8822 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8824 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8826 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8828 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8830 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8831 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8833 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8834 (rs6k_nonimmediate_operand): New.
8835 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8837 (legitimate_lo_sum_address_p): Same.
8838 (rs6000_legitimize_address): Same.
8839 (rs6000_legitimize_reload_address): Same.
8840 (rs6000_legitimate_address): Same.
8841 (spe_build_register_parallel): Pass DF and DC modes in a DI
8844 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8845 to rs6k_nonimmediate_operand.
8847 * config/rs6000/spe.md ("*frob_df_di"): New.
8848 ("*frob_di_df"): New.
8849 ("*frob_di_df_2"): New.
8850 ("*mov_sidf_e500_subreg0"): New.
8851 ("*mov_sidf_e500_subreg4"): New.
8852 ("*movdf_e500_double"): Change predicate to
8853 rs6k_nonimmediate_operand.
8855 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8857 * postreload.c (move2add_note_store): Only call
8858 trunc_int_for_mode on scalar integers.
8860 2005-01-14 Steven Bosscher <stevenb@suse.de>
8862 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8863 replace BB_VISITED uses.
8864 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8865 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8866 (tree_dce_done): Free visited_control_parents.
8867 (perform_tree_ssa_dce): Allocate and clear it.
8868 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8869 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8870 instead of BB_VISITED.
8872 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8874 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8875 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8876 Remove unused prototypes.
8878 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8880 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8881 64-bit register usage.
8882 (spe_func_has_64bit_regs_p): Add FIXME note.
8884 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8886 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8887 flag_finite_math_only with flag_unsafe_math_optimizations.
8889 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8891 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8893 (__tpf_eh_return): Copy TPF private stack area from the module
8894 boundary stack frame. Add check for when module addresses are
8895 equal, but no stub address is found.
8897 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8900 * arm.h (struct machine_function): Add call_via field.
8901 (thumb_call_via_label): Declare.
8902 * arm.c (thumb_call_via_label): New variable.
8903 (thumb_call_reg_needed): New variable.
8904 (arm_output_function_epilogue): For Thumb code, output any per-function
8905 call-indirect trampolines.
8906 (thumb_call_via_reg): New function.
8907 (arm_file_end): New function.
8908 (TARGET_ASM_FILE_END): Call arm_file_end.
8909 (aof_file_end): Likewise.
8910 * arm-protos.h (thumb_call_via_reg): Declare.
8911 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8912 thumb_call_via_reg in normal case.
8914 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8917 PR rtl-optimization/19348
8918 * recog.c (peephole2_optimize): Do global life update if some peephole
8919 decides it doesn't need at least one of its inputs and that change
8920 influences liveness at the start of the basic block.
8922 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8923 arguments instead of 1.
8925 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8928 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8929 zero for nested functions needing a static chain or functions
8930 with a non-constant address.
8932 2005-01-13 Roger Sayle <roger@eyesopen.com>
8934 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8935 (and (sign_extend X) C) into (zero_extend (and X C)).
8937 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8939 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8941 2005-01-13 Richard Henderson <rth@redhat.com>
8946 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8947 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8948 not just TARGET_SSE.
8949 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8950 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8951 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8952 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8953 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8954 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8955 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8956 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8957 (movdicc_c_rex64): Rename with '*'.
8958 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8959 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8960 (movsfcc_1_387): Rename from movsfcc_1.
8961 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8962 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8963 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8964 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8965 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8966 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8967 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8968 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8969 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8970 sse_movdfcc_const0_4): Remove.
8971 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8972 recognize min/max early. Update for changed sse cmove patterns.
8973 (ix86_split_sse_movcc): New.
8974 * config/i386/i386-protos.h: Update.
8976 2005-01-13 Steven Bosscher <stevenb@suse.de>
8978 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8979 (fix_stmt_v_may_defs): Likewise.
8981 2005-01-13 Richard Henderson <rth@redhat.com>
8983 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8984 for converting the mask.
8986 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8988 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8991 2005-01-13 Richard Henderson <rth@redhat.com>
8993 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8994 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8995 IX86_BUILTIN_MOVDQ2Q): Remove.
8996 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8997 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8998 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9000 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9001 (sse2_pextrw): Fix immediate constraint.
9002 (sse2_loadq, sse2_loadq_rex64): Remove.
9003 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9004 Use __builtin_ia32_vec_ext_<size>.
9005 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9007 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9009 * function.c (assign_parm_setup_block): Look inside original
9010 entry_parm when inspecting PARALLEL.
9012 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9013 Joel Sherrill <joel@oarcorp.com>
9016 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9017 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9018 rtems_gxx_recursive_mutex_init.
9019 (__gthread_recursive_mutex_lock): New function.
9020 (__gthread_recursive_mutex_trylock): Likewise.
9021 (__gthread_recursive_mutex_unlock): Likewise.
9023 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9025 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9027 2005-01-13 Jan Beulich <jbeulich@novell.com>
9029 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9030 (ashrti3_internal): Indicate output is early clobber. Generate result
9031 into output rather than first input. Use move for low word of output
9032 if shift count is exactly 64.
9033 (lshrti3_internal): Likewise.
9035 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9039 * reload1.c (delete_output_reload): Don't delete an output reload
9040 if the pseudo lives longer than a single basic block. Adjust and
9041 improve wording of comment.
9043 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9046 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9047 of TYPE_SIZE where we mean the number of bytes.
9049 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9051 * function.c (assign_parm_setup_block): Relax condition on
9052 multi-register optimization.
9054 2005-01-12 Nick Clifton <nickc@redhat.com>
9056 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9057 an "in_delay_slot" attribute of "no" to prevent them being used in
9058 delay slots. This is forbidden because they might generate
9061 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9064 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9067 2005-01-12 Nick Clifton <nickc@redhat.com>
9069 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9070 passed on to GAS) but do not define, as GAS no longer supports or
9071 needs the -m2000 option.
9073 2005-01-11 Roger Sayle <roger@eyesopen.com>
9075 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9076 type as args of unprototyped builtins aren't automatically promoted.
9077 (fold_builtin_abs): Likewise.
9079 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9081 * Makefile.in: Set a `build-warn' variable.
9083 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9085 PR tree-optimization/17949
9086 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9087 (find_interesting_uses_address): Use it.
9089 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9091 * regrename.c (kill_value): Handle subreg's that won't simplify.
9093 2005-01-11 Richard Henderson <rth@redhat.com>
9096 * config/i386/i386.h (enum ix86_builtins): Move ...
9097 * config/i386/i386.c: ... here.
9098 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9099 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9100 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9101 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9102 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9103 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9104 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9105 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9106 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9107 IX86_BUILTIN_LOADDDUP): Remove.
9108 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9109 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9110 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9111 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9112 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9113 (ix86_init_builtins): Make static.
9114 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9115 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9116 if all the modes match. Otherwise, fake it.
9117 (get_element_number, ix86_expand_vec_init_builtin,
9118 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9119 (ix86_expand_builtin): Make static. Update for changed builtins.
9120 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9121 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9122 (ix86_expand_vector_init_duplicate): New.
9123 (ix86_expand_vector_init_low_nonzero): New.
9124 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9125 Split out from ix86_expand_vector_init; handle integer modes.
9126 (ix86_expand_vector_init): Use them.
9127 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9128 * config/i386/i386-protos.h: Update.
9129 * config/i386/predicates.md (reg_or_0_operand): New.
9130 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9131 (movv2sf_internal): Likewise. And a splitter to match them all.
9132 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9133 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9134 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9135 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9136 (mmx_pinsrw): Fix operand ordering.
9137 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9138 rather than sse_loadss expander.
9139 (movv2df splitter): Similarly.
9140 (sse_loadss, sse_loadlss): Remove.
9141 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9142 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9143 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9144 (sse3_movddup): Rename with '*'.
9145 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9146 (sse2_loadsd): Remove.
9147 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9148 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9149 (sse2_pinsrw): Fix argument ordering.
9150 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9151 (sse2_stored): Remove 'r' destination.
9152 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9153 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9154 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9155 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9156 vec_extractv16qi, vec_initv16qi): New.
9158 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9159 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9160 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9162 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9163 (_mm_load_si128, _mm_store_si128): Likewise.
9164 (_mm_load1_pd): Use _mm_set1_pd.
9165 (_mm_load_sd): Use _mm_set_sd.
9166 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9167 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9168 (_mm_set_epi64): Use _mm_set_epi64x.
9169 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9170 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9171 _mm_setr_epi8): Use _mm_set_foo form.
9172 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9173 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9174 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9175 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9176 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9177 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9178 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9179 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9180 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9181 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9182 (_mm_movedup_pd): Use _mm_shuffle_pd.
9183 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9184 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9185 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9186 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9188 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9189 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9190 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9191 (_mm_store_ps): Use raw dereference.
9192 (_mm_store1_ps): Use _mm_storeu_ps.
9193 (_mm_storer_ps): Use _mm_store_ps.
9194 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9195 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9197 2005-01-11 Stan Shebs <shebs@apple.com>
9199 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9200 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9202 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9205 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9206 Skip all DECLs except for FIELD_DECLs.
9208 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9210 * config/s390/s390.c (override_options): Return error if
9211 -mbackchain, -mpacked-stack and -mhard-float are used together.
9212 (s390_va_start): Remove the backchain && packed-stack special case.
9213 (s390_gimplify_va_arg): Likewise.
9214 * doc/invoke.texi: Remove the ABI incompatibility note.
9216 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9218 * config/s390/s390.c (struct s390_frame_layout): Remove
9220 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9221 save_backchain_p with TARGET_BACKCHAIN.
9223 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9226 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9227 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9228 * function.c (locate_and_pad_parm): Set new field.
9229 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9230 Tweak where_pad test to include "none". Always set mem align for
9232 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9233 not sufficient for type.
9234 (assign_parm_setup_block): If stack_parm is zero on entry, always
9235 make a new stack local. Block move old stack parm if necessary
9236 to new aligned stack local.
9237 (assign_parm_setup_stack): Use a block move to handle
9238 potentially misaligned entry_parm.
9239 (assign_parms_unsplit_complex): Specify required alignment when
9240 creating stack local.
9241 * calls.c (compute_argument_addresses): Override alignment of stack
9242 arg calculated from its type with the alignment given by
9243 FUNCTION_ARG_BOUNDARY.
9244 (store_one_arg): Likewise.
9246 2005-01-11 Jan Beulich <jbeulich@novell.com>
9248 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9249 Change respective itanium_class attribute to ialu.
9250 (shladdp4_internal): New.
9251 * config/ia64/predicates.md (shladd_log2_operand): New.
9253 2005-01-11 Richard Henderson <rth@redhat.com>
9255 * expr.c (store_constructor): Use rtvec_alloc instead of
9256 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9258 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9260 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9262 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9264 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9265 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9266 (TARGET_RWRELOC): Define.
9267 (ia64_rwreloc_section_type_flags): Delete.
9268 (ia64_section_type_flags): New function.
9269 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9270 (TARGET_RWRELOC): Define.
9272 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9275 * config/ia64/ia64.c (process_set): For alloc insn, only call
9276 process_epilogue is !frame_pointer_needed.
9278 2005-01-10 Roger Sayle <roger@eyesopen.com>
9281 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9282 unary operator and can't be treated as a binary/comparison operator.
9284 2005-01-10 Richard Henderson <rth@redhat.com>
9286 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9287 (ix86_return_in_memory): Likewise.
9288 (function_arg_advance): Likewise. Mirror structure in function_arg
9289 for choosing register to advance.
9291 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9293 * tree-vectorizer.c, tree.def: Fix comment typos.
9295 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9297 * config/s390/s390.c (struct processor_costs): 4 new fields:
9298 ddbr, ddr, debr, der.
9299 (s390_rtx_costs): More precise handling of divide instructions.
9301 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9303 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9305 2005-01-10 Jan Beulich <jbeulich@novell.com>
9307 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9308 names resulting from -ffunction-sections/-fdata-sections and linkonce
9310 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9311 based on the section name. Rearrange the section name comparison logic
9312 slightly so that each section name is compared against at most once.
9314 2005-01-10 Ben Elliston <bje@au.ibm.com>
9316 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9317 targets for which -fPIC reduces limitations on the GOT size.
9319 2005-01-09 Falk Hueffner <falk@debian.org>
9321 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9324 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9327 * collect2.c (main): Set aixrtl_flag for -brtl option.
9328 (resolve_lib_name): Search for .so file extension before .a
9331 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9333 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9334 (vect_analyze_data_refs_alignment): Add dump prints.
9336 2005-01-09 Ira Rosen <irar@il.ibm.com>
9338 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9339 expr_invariant_in_loop_p.
9340 Initialize outputs first thing in the function.
9341 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9342 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9343 (vect_analyze_pointer_ref_access): Check that the initial condition of
9344 the access function is loop invariant.
9346 2005-01-09 Richard Henderson <rth@redhat.com>
9348 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9349 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9350 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9351 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9352 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9353 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9354 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9355 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9356 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9357 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9358 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9359 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9360 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9361 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9362 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9363 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9364 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9365 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9366 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9367 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9368 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9369 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9370 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9372 (mmx_clrdi, pavgusb): Remove.
9373 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9374 with leading sse_ prefix.
9375 * config/i386/sse.md: Receive them.
9376 * config/i386/mmx.md: New file.
9377 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9378 (subrv2sf3): Turn into expander for normal subtraction.
9379 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9380 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9381 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9382 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9383 commutative; use ix86_binary_operator_ok.
9384 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9385 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9386 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9387 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9388 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9389 Macroize from existing patterns; use ix86_binary_operator_ok.
9390 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9391 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9392 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9393 with vec_select+vec_concat.
9394 (mmx_pshufw, mmx_pshufw_1): Likewise.
9395 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9396 (mmx_uavgv4hi3): Model correctly.
9397 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9398 _mm_xor_si64): Remove casts.
9400 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9402 PR tree-optimization/19224
9403 * tree-scalar-evolution.c (get_instantiated_value,
9404 set_instantiated_value): New functions.
9405 (instantiate_parameters_1): Cache the results.
9406 (instantiate_parameters, resolve_mixers): Initialize and free
9409 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9411 * config/i386/i386.md (addhi_4): Correct reference in comment.
9414 2005-01-08 Richard Henderson <rth@redhat.com>
9416 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9417 (_mm_cvtsi128_si64x): Likewise.
9418 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9419 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9420 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9421 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9422 * config/i386/i386-protos.h: Update.
9423 * config/i386/i386.c (print_operand): Add 'H'.
9424 (ix86_fixup_binary_operands): Split out from ...
9425 (ix86_expand_binary_operator): ... here.
9426 (ix86_fixup_binary_operands_no_copy): New.
9427 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9428 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9429 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9430 (safe_vector_operand): Use CONST0_RTX.
9431 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9432 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9433 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9434 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9436 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9437 (IX86_BUILTIN_CMPNGESS): New.
9438 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9439 (attr type): Add sselog1.
9440 (attr unit, attr memory): Handle it.
9441 (movti, movti_internal, movti_rex64): Move near other integer moves.
9442 (movtf, movtf_internal): Move near other fp moves.
9443 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9444 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9445 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9446 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9447 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9448 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9449 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9450 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9451 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9452 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9453 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9454 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9455 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9456 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9457 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9458 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9459 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9460 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9461 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9462 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9463 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9464 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9465 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9466 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9467 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9468 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9469 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9470 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9471 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9472 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9473 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9474 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9475 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9476 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9477 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9478 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9479 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9480 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9481 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9482 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9483 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9484 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9485 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9486 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9488 (SSEPUSH, push<SSEPUSH>): Remove.
9489 (MMXPUSH, push<MMXPUSH>): Remove.
9490 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9491 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9492 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9493 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9494 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9495 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9496 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9497 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9498 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9499 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9500 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9501 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9502 (ppro_sse_log_V4SF): Handle sselog1.
9503 * config/i386/predicates.md (const_0_to_1_operand): New.
9504 (const_0_to_255_mul_8_operand): New.
9505 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9506 (const_2_to_3_operand, const_4_to_7_operand): New.
9507 * config/i386/sse.md: New file.
9508 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9509 (sse_movups): Rename from sse_movups_1.
9510 (sse_loadlss): Rename from sse_loadss_1.
9511 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9513 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9514 (absv4sf2, negv2df, absv2df): New.
9515 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9516 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9517 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9518 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9519 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9520 (sse3_addsubv4sf3): Model correctly.
9521 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9522 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9523 (sse_movhlps): Model with vec_select+vec_concat.
9524 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9525 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9526 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9527 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9528 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9529 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9530 sse2_pshufhw_1): Likewise.
9531 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9532 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9533 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9534 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9535 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9536 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9537 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9538 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9539 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9540 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9541 sminv8hi3): Mark commutative
9542 operands. Use ix86_binary_operator_ok.
9543 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9544 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9545 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9546 sse2_punpcklqdq): Allow operand2 in memory.
9547 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9548 sse2_movsd): Add memory alternatives.
9549 (sse_storelps): Turn expander into an insn; split after reload.
9550 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9551 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9553 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9555 * configure.ac (DWARF-2 debug_line): Use objdump.
9556 * configure: Regenerate.
9558 2005-01-08 Jeff Law <law@redhat.com>
9559 Diego Novillo <dnovillo@redhat.com>
9561 PR tree-optimization/18241
9562 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9563 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9564 statements with volatile operands.
9565 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9566 operands after marking a statement with has_volatile_ops.
9568 2005-01-08 Roger Sayle <roger@eyesopen.com>
9570 * tree.c (int_fits_type_p): Always honor integer constant
9571 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9573 2005-01-08 Roger Sayle <roger@eyesopen.com>
9575 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9576 the latent bug in rtl_delete_block has been resolved.
9578 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9580 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9581 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9583 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9585 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9586 library as @multilib_dir@/$(SHLIB_SONAME).
9588 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9590 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9591 * configure: Regenerate.
9593 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9595 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9598 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9601 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9602 Convert non-word aligned offset address using ld/std into
9605 2005-01-07 Richard Henderson <rth@redhat.com>
9607 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9609 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9611 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9613 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9615 PR tree-optimization/19283
9616 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9617 is not shorter than the original type.
9619 PR rtl-optimization/19012
9620 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9622 PR rtl-optimization/18861
9623 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9624 (FULL_STATE): Define.
9625 (mark_tablejump_edge): New function.
9626 (purge_dead_tablejump_edges): New function.
9627 (find_bb_boundaries): Use it.
9629 PR tree-optimization/18828
9630 * builtins.c (expand_builtin_next_arg): Remove argument and all
9631 the argument checking.
9632 (expand_builtin): Adjust caller.
9633 (expand_builtin_va_start): Likewise. Remove error for too many
9635 (fold_builtin_next_arg): Issue error for too many arguments.
9636 After checking arguments, replace them with magic arguments that
9637 prevent further checking of the args.
9639 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9641 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9643 2005-01-06 Roger Sayle <roger@eyesopen.com>
9646 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9647 and %{.S:...} (and their negative variants) to test whether the
9648 input file is assembler or pre-processed-assembler independent of
9649 the actual filename extension.
9651 2005-01-06 Roger Sayle <roger@eyesopen.com>
9653 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9654 of sign or zero extended values.
9656 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9658 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9659 for IBM long double format correctly.
9661 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9663 Fix PR tree-optimization/18792
9665 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9666 to first_loop_depth, and use loop depth instead of loop number.
9667 (build_classic_dir_vector): Ditto.
9668 (compute_data_dependences_for_loop): Use depth, not loop number.
9669 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9670 number. Pass in loops, instead of loop numbers.
9671 (gather_interchange_stats): Ditto.
9672 (linear_transform_loops): Ditto.
9674 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9677 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9678 biv_fits_mode_p, extension_within_bounds_p): New functions.
9679 (check_ext_dependent_givs): Use them.
9681 2005-01-06 Roger Sayle <roger@eyesopen.com>
9683 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9684 more than one barrier, in which case we should delete them all.
9686 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9688 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9690 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9692 Fix PR middle-end/19286
9694 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9695 output this subprogram, simply ignore this attempt to do it again.
9696 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9697 origin attribute if it's not possible.
9698 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9699 (decls_for_scope): Ditto.
9700 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9701 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9703 2005-01-05 Richard Henderson <rth@redhat.com>
9706 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9707 (bdesc_2arg): Use it.
9708 (ix86_expand_binop_builtin): Force operands into registers
9710 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9711 ix86_expand_sse_compare, ix86_expand_sse_comi,
9712 ix86_expand_builtin): Likewise.
9714 2005-01-05 Richard Henderson <rth@redhat.com>
9716 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9718 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9719 (mulv4hi3): Set itanium_class mmmul.
9720 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9721 (fpack): Rename from fpack_sfsf.
9723 2005-01-05 Richard Henderson <rth@redhat.com>
9726 * reload1.c (do_input_reload): Restrict the optimization deleteing
9727 a previous output reload to RELOAD_FOR_INPUT.
9729 2005-01-05 Steven Bosscher <stevenb@suse.de>
9731 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9732 comment that we fall through after case.
9733 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9734 (distribute_links): Likewise.
9735 * cse.c (cse_insn): Likewise.
9736 * cselib.c (cselib_invalidate_mem): Likewise.
9737 * df.c: Update comments at the top of the file.
9738 (read_modify_subreg_p): Update comments here too.
9739 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9740 * flow.c (mark_set_1): Likewise.
9741 (mark_used_regs): Likewise.
9742 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9743 (canon_list_insert): Likewise.
9744 (mark_set): Likewise.
9745 (try_replace_reg): Likewise.
9746 (store_killed_in_insn): Likewise.
9747 * loop.c (count_one_set): Likewise.
9748 (basic_induction_var): Likewise.
9749 * postreload-gcse.c (find_mem_conflicts): Likewise.
9750 * postreload.c (reload_combine_note_store): Likewise.
9751 (move2add_note_store): Likewise.
9752 * reload.c (find_equiv_reg): Likewise.
9753 (mark_referenced_resources): Likewise.
9754 * rtlanal.c (set_noop_p): Likewise.
9755 (note_stores): Likewise.
9756 (note_uses): Likewise.
9757 * sched-deps.c (sched_analyze_1): Likewise.
9758 * sched-rgn.c (check_live_1): Likewise.
9759 (update_live_1): Likewise.
9760 * config/i860/i860.c: Likewise.
9762 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9764 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9766 * doc/rtl.texi: Update documentation for bit-fields and SET.
9768 2005-01-05 Roger Sayle <roger@eyesopen.com>
9770 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9772 2005-01-05 Jan Hubicka <jh@suse.cz>
9773 Richard Henderson <rth@redhat.com>
9776 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9779 2005-01-05 Richard Henderson <rth@redhat.com>
9782 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9783 (sse_shufps): Change operand 3 to const_int_operand.
9784 (sse2_storelps): Fix typo in template.
9785 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9786 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9787 (ix86_expand_builtin): Likewise.
9789 2005-01-05 Julian Brown <julian@codesourcery.com>
9791 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9792 as aggregates for AAPCS ABIs.
9794 2005-01-05 Stan Shebs <shebs@apple.com>
9796 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9797 Mach-O getters if ppc64.
9798 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9800 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9801 signed four-byte field for global code case.
9802 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9804 2005-01-05 Roger Sayle <roger@eyesopen.com>
9807 * c-common.c: Include real.h.
9808 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9809 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9810 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9811 * Makefile.in (c-common.o): Update dependencies.
9813 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9815 * c-parse.in (asm_string): Add trailing semicolon.
9817 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9819 * c-parse.in (asm_string): New. Don't allow wide strings in
9821 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9822 asm_string instead of STRING.
9824 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9826 * c-typeck.c (constructor_no_implicit): Remove.
9827 (set_designator, process_init_element): Don't check
9828 constructor_no_implicit.
9830 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9831 Kaz Kojima <kkojima@gcc.gnu.org>
9834 * lcm.c (create_pre_exit): New.
9835 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9836 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9838 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9840 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9841 -msoft-float in target_float_switch.
9842 * arm.c (arm_override_options): Fix processing of target_float_switch.
9844 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9846 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9849 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9851 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9852 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9854 2005-01-04 Roger Sayle <roger@eyesopen.com>
9856 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9857 if deleting the then-block allows the test-block to fallthru to the
9860 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9863 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9864 after the full declaration if the are in two different TUs.
9866 2005-01-04 Richard Henderson <rth@redhat.com>
9869 * tree-sra.c (generate_one_element_init): Just
9870 call gimplify_and_add.
9871 (generate_element_init): Record the
9872 new referenced variables and mark them for renaming
9873 and split out to ...
9874 (generate_element_init_1): This.
9875 (scalarize_init): Don't call push_gimplify_context/
9876 pop_gimplify_context.
9878 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9880 * toplev.c (get_src_pwd): Handle failure of getpwd().
9882 2005-01-04 Roger Sayle <roger@eyesopen.com>
9884 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9886 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9887 all the cases handled by it are inverted by invert_truthvalue.
9889 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9891 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9892 (save_register_windowsi): Likewise.
9894 2005-01-04 Richard Henderson <rth@redhat.com>
9896 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9898 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9901 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9902 any simplifications of vector mode comparison operators.
9903 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9905 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9906 Devang Patel <dpatel@apple.com>
9908 PR tree-optimization/18308
9909 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9910 the operands before creating a new expression.
9911 * dojump.c (do_jump): Make drop_through_label available
9912 for all cases. Add expansion of COND_EXPR.
9914 2005-01-04 Ira Rosen <irar@il.ibm.com>
9916 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9917 INTEGER_CST instead of TREE_CONSTANT.
9918 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9919 instead of TREE_CONSTANT.
9920 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9921 instead of TREE_CONSTANT.
9923 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9925 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9927 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9930 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9931 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9933 2005-01-03 Richard Henderson <rth@redhat.com>
9935 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9936 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9937 fold_convert_const_real_from_real): Split out from ...
9938 (fold_convert_const): ... here.
9940 2005-01-03 Richard Henderson <rth@redhat.com>
9943 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9944 (mov<MMXMODEI>_internal): Likewise.
9945 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9946 Add V2SF case; use it for SSE1; don't use TI.
9947 (movdf_integer): Likewise.
9948 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9950 2005-01-03 Ira Rosen <irar@il.ibm.com>
9952 * tree-vectorizer.c (vect_strip_conversions): New function.
9953 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9954 check for binary class.
9956 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9960 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9962 * gimple-low.c (mark_blocks_with_used_vars): New function.
9963 (mark_blocks_with_used_subblocks): Ditto.
9964 (mark_used_blocks): Ditto.
9965 (pass_mark_used_blocks): New pass.
9966 * tree-inline.c: Include debug.h.
9967 (expand_call_inline): Call outlining_inline_function here.
9968 * tree-optimize.c (init_tree_optimization_passes): Add
9969 pass_mark_used_blocks.
9970 * tree-pass.h (pass_mark_used_blocks): New.
9971 * Makefile.in (tree-inline.o): Add debug.h dependency.
9973 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9975 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9976 VAR_DECLs to have weak_import attribute.
9978 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9981 2004-01-03 Steven Bosscher <stevenb@suse.de>
9983 * passes.c (rest_of_compilation): Don't run regmove if only
9984 flag_expensive_optimizations, require flag_regmove instead.
9986 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9988 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9990 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9991 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9992 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9993 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9995 2005-01-03 Richard Henderson <rth@redhat.com>
9997 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9998 (ia64_const_ok_for_letter_p): New.
9999 (ia64_const_double_ok_for_letter_p): New.
10000 (ia64_extra_constraint): New.
10001 (ia64_expand_vecint_compare): New.
10002 (ia64_expand_vcondu_v2si): New.
10003 (ia64_expand_vecint_cmov): New.
10004 (ia64_expand_vecint_minmax): New.
10005 (ia64_print_operand): Add 'v'.
10006 (ia64_preferred_reload_class): New.
10007 (ia64_vector_mode_supported_p): New.
10008 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10009 (PREFERRED_RELOAD_CLASS): Move to function.
10010 (CONST_OK_FOR_LETTER_P): Move to function.
10011 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10012 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10013 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10014 (EXTRA_CONSTRAINT): Move to function.
10015 * config/ia64/ia64.md: Include vect.md.
10016 (itanium_class): Add mmalua.
10018 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10020 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10021 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10023 (const_int_2bit_operand): New.
10024 (fr_reg_or_0_operand): New.
10025 * config/ia64/ia64-modes.def: Add vector modes.
10026 * config/ia64/ia64-protos.h: Update.
10027 * config/ia64/vect.md: New file.
10029 2005-01-03 Richard Henderson <rth@redhat.com>
10031 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10033 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10036 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10038 (log1pdf2): Change mode of operands[0,1] to DFmode.
10040 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10042 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10043 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10044 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10045 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10046 SPARC_RELAXED_ORDERING.
10048 2005-01-03 Richard Henderson <rth@redhat.com>
10049 Uros Bizjak <uros@kss-loka.si>
10052 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10053 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10054 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10056 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10057 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10058 const_pow2_1_to_128_operand): New predicates.
10060 2005-01-02 Greg McGary <greg@mcgary.org>
10062 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10064 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10065 object. [ptr_type]: Remove unused variable.
10066 Remember nearest addressable array-element or record-component
10067 when checking bitfield components. Tolerate empty BIND_EXPR.
10069 2005-01-01 Richard Henderson <rth@redhat.com>
10071 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10072 that don't narrow the value. Fail for other conversions.
10074 2005-01-01 Richard Henderson <rth@redhat.com>
10077 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10078 * c-lang.c (finish_file): Don't do it here.
10079 * objc/objc-act.c (objc_finish_file): Likewise.
10081 * cgraph.c (decl_assembler_name_equal): New.
10082 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10083 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10084 * cgraph.h (struct cgraph_varpool_node): Add next.
10085 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10086 * varasm.c (assemble_alias): Mark the target as needed.
10088 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10090 PR middle-end/19221
10091 * function.c (get_arg_pointer_save_area): Use entry_of_function
10092 instead of get_insns.
10094 2005-01-01 Roger Sayle <roger@eyesopen.com>
10095 Andrew Pinski <pinskia@physics.uc.edu>
10096 James E. Wilson <wilson@specifixinc.com>
10098 PR rtl-optimization/12092
10099 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10102 2005-01-01 Roger Sayle <roger@eyesopen.com>
10103 Olivier Hainque <hainque@act-europe.fr>
10105 * tree.c (int_fits_type_p): A narrower type always fits in a
10106 wider one, except for negative values into unsigned types.
10108 2005-01-01 Roger Sayle <roger@eyesopen.com>
10110 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10111 with the original constant rather than require TREE_OVERFLOW.
10113 2005-01-01 Steven Bosscher <stevenb@suse.de>
10115 PR middle-end/17544
10116 * c-decl.c (finish_function): If compiling C99, annotate the
10117 compiler generated return with the current file name and line 0.
10118 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10119 the source line is greater than 0.
10120 (remove_bb): Likewise.